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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> |
0b6d3ae0 | 62 | #include <qemu-common.h> |
9788c9ca | 63 | #ifdef TARGET_GPROF |
6d946cda AJ |
64 | #include <sys/gmon.h> |
65 | #endif | |
c2882b96 RV |
66 | #ifdef CONFIG_EVENTFD |
67 | #include <sys/eventfd.h> | |
68 | #endif | |
31e31b8a FB |
69 | |
70 | #define termios host_termios | |
71 | #define winsize host_winsize | |
72 | #define termio host_termio | |
04369ff2 FB |
73 | #define sgttyb host_sgttyb /* same as target */ |
74 | #define tchars host_tchars /* same as target */ | |
75 | #define ltchars host_ltchars /* same as target */ | |
31e31b8a FB |
76 | |
77 | #include <linux/termios.h> | |
78 | #include <linux/unistd.h> | |
79 | #include <linux/utsname.h> | |
80 | #include <linux/cdrom.h> | |
81 | #include <linux/hdreg.h> | |
82 | #include <linux/soundcard.h> | |
19b84f3c | 83 | #include <linux/kd.h> |
8fbd6b52 | 84 | #include <linux/mtio.h> |
350d1779 | 85 | #include <linux/fs.h> |
dace20dc | 86 | #if defined(CONFIG_FIEMAP) |
285da2b9 | 87 | #include <linux/fiemap.h> |
dace20dc | 88 | #endif |
f7680a55 UH |
89 | #include <linux/fb.h> |
90 | #include <linux/vt.h> | |
d7e4036e | 91 | #include "linux_loop.h" |
da79030f | 92 | #include "cpu-uname.h" |
31e31b8a | 93 | |
3ef693a0 | 94 | #include "qemu.h" |
526ccb7a | 95 | #include "qemu-common.h" |
31e31b8a | 96 | |
2f7bb878 | 97 | #if defined(CONFIG_USE_NPTL) |
d865bab5 PB |
98 | #define CLONE_NPTL_FLAGS2 (CLONE_SETTLS | \ |
99 | CLONE_PARENT_SETTID | CLONE_CHILD_SETTID | CLONE_CHILD_CLEARTID) | |
100 | #else | |
101 | /* XXX: Hardcode the above values. */ | |
102 | #define CLONE_NPTL_FLAGS2 0 | |
30813cea PB |
103 | #endif |
104 | ||
72f03900 | 105 | //#define DEBUG |
31e31b8a | 106 | |
1a9353d2 | 107 | //#include <linux/msdos_fs.h> |
6556a833 AJ |
108 | #define VFAT_IOCTL_READDIR_BOTH _IOR('r', 1, struct linux_dirent [2]) |
109 | #define VFAT_IOCTL_READDIR_SHORT _IOR('r', 2, struct linux_dirent [2]) | |
1a9353d2 | 110 | |
70a194b9 | 111 | |
70a194b9 FB |
112 | #undef _syscall0 |
113 | #undef _syscall1 | |
114 | #undef _syscall2 | |
115 | #undef _syscall3 | |
116 | #undef _syscall4 | |
117 | #undef _syscall5 | |
83fcb515 | 118 | #undef _syscall6 |
70a194b9 | 119 | |
83fcb515 | 120 | #define _syscall0(type,name) \ |
8fcd3692 | 121 | static type name (void) \ |
83fcb515 FB |
122 | { \ |
123 | return syscall(__NR_##name); \ | |
124 | } | |
70a194b9 | 125 | |
83fcb515 | 126 | #define _syscall1(type,name,type1,arg1) \ |
8fcd3692 | 127 | static type name (type1 arg1) \ |
83fcb515 FB |
128 | { \ |
129 | return syscall(__NR_##name, arg1); \ | |
70a194b9 FB |
130 | } |
131 | ||
83fcb515 | 132 | #define _syscall2(type,name,type1,arg1,type2,arg2) \ |
8fcd3692 | 133 | static type name (type1 arg1,type2 arg2) \ |
83fcb515 FB |
134 | { \ |
135 | return syscall(__NR_##name, arg1, arg2); \ | |
70a194b9 FB |
136 | } |
137 | ||
83fcb515 | 138 | #define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3) \ |
8fcd3692 | 139 | static type name (type1 arg1,type2 arg2,type3 arg3) \ |
83fcb515 FB |
140 | { \ |
141 | return syscall(__NR_##name, arg1, arg2, arg3); \ | |
70a194b9 FB |
142 | } |
143 | ||
83fcb515 | 144 | #define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4) \ |
8fcd3692 | 145 | static type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4) \ |
83fcb515 FB |
146 | { \ |
147 | return syscall(__NR_##name, arg1, arg2, arg3, arg4); \ | |
70a194b9 FB |
148 | } |
149 | ||
83fcb515 FB |
150 | #define _syscall5(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \ |
151 | type5,arg5) \ | |
8fcd3692 | 152 | static type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5) \ |
83fcb515 FB |
153 | { \ |
154 | return syscall(__NR_##name, arg1, arg2, arg3, arg4, arg5); \ | |
70a194b9 FB |
155 | } |
156 | ||
83fcb515 FB |
157 | |
158 | #define _syscall6(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \ | |
159 | type5,arg5,type6,arg6) \ | |
8fcd3692 BS |
160 | static type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5, \ |
161 | type6 arg6) \ | |
83fcb515 FB |
162 | { \ |
163 | return syscall(__NR_##name, arg1, arg2, arg3, arg4, arg5, arg6); \ | |
70a194b9 | 164 | } |
83fcb515 | 165 | |
70a194b9 | 166 | |
31e31b8a | 167 | #define __NR_sys_uname __NR_uname |
92a34c10 | 168 | #define __NR_sys_faccessat __NR_faccessat |
814d7977 | 169 | #define __NR_sys_fchmodat __NR_fchmodat |
ccfa72b7 | 170 | #define __NR_sys_fchownat __NR_fchownat |
6a24a778 | 171 | #define __NR_sys_fstatat64 __NR_fstatat64 |
ac8a6556 | 172 | #define __NR_sys_futimesat __NR_futimesat |
72f03900 | 173 | #define __NR_sys_getcwd1 __NR_getcwd |
72f03900 | 174 | #define __NR_sys_getdents __NR_getdents |
dab2ed99 | 175 | #define __NR_sys_getdents64 __NR_getdents64 |
c6cda17a | 176 | #define __NR_sys_getpriority __NR_getpriority |
64f0ce4c | 177 | #define __NR_sys_linkat __NR_linkat |
4472ad0d | 178 | #define __NR_sys_mkdirat __NR_mkdirat |
75ac37a0 | 179 | #define __NR_sys_mknodat __NR_mknodat |
9d33b76b | 180 | #define __NR_sys_newfstatat __NR_newfstatat |
82424832 | 181 | #define __NR_sys_openat __NR_openat |
5e0ccb18 | 182 | #define __NR_sys_readlinkat __NR_readlinkat |
722183f6 | 183 | #define __NR_sys_renameat __NR_renameat |
66fb9763 | 184 | #define __NR_sys_rt_sigqueueinfo __NR_rt_sigqueueinfo |
f0b6243d | 185 | #define __NR_sys_symlinkat __NR_symlinkat |
7494b0f9 | 186 | #define __NR_sys_syslog __NR_syslog |
71455574 | 187 | #define __NR_sys_tgkill __NR_tgkill |
4cae1d16 | 188 | #define __NR_sys_tkill __NR_tkill |
8170f56b | 189 | #define __NR_sys_unlinkat __NR_unlinkat |
9007f0ef | 190 | #define __NR_sys_utimensat __NR_utimensat |
bd0c5661 | 191 | #define __NR_sys_futex __NR_futex |
39b59763 AJ |
192 | #define __NR_sys_inotify_init __NR_inotify_init |
193 | #define __NR_sys_inotify_add_watch __NR_inotify_add_watch | |
194 | #define __NR_sys_inotify_rm_watch __NR_inotify_rm_watch | |
31e31b8a | 195 | |
bc51c5c9 | 196 | #if defined(__alpha__) || defined (__ia64__) || defined(__x86_64__) |
9af9eaaa FB |
197 | #define __NR__llseek __NR_lseek |
198 | #endif | |
199 | ||
72f03900 | 200 | #ifdef __NR_gettid |
31e31b8a | 201 | _syscall0(int, gettid) |
72f03900 | 202 | #else |
0da46a6e TS |
203 | /* This is a replacement for the host gettid() and must return a host |
204 | errno. */ | |
72f03900 FB |
205 | static int gettid(void) { |
206 | return -ENOSYS; | |
207 | } | |
208 | #endif | |
3b3f24ad | 209 | _syscall3(int, sys_getdents, uint, fd, struct linux_dirent *, dirp, uint, count); |
3b3f24ad AJ |
210 | #if defined(TARGET_NR_getdents64) && defined(__NR_getdents64) |
211 | _syscall3(int, sys_getdents64, uint, fd, struct linux_dirent64 *, dirp, uint, count); | |
212 | #endif | |
213 | _syscall2(int, sys_getpriority, int, which, int, who); | |
d35b261c | 214 | #if defined(TARGET_NR__llseek) && defined(__NR_llseek) |
3b3f24ad AJ |
215 | _syscall5(int, _llseek, uint, fd, ulong, hi, ulong, lo, |
216 | loff_t *, res, uint, wh); | |
217 | #endif | |
218 | _syscall3(int,sys_rt_sigqueueinfo,int,pid,int,sig,siginfo_t *,uinfo) | |
219 | _syscall3(int,sys_syslog,int,type,char*,bufp,int,len) | |
220 | #if defined(TARGET_NR_tgkill) && defined(__NR_tgkill) | |
221 | _syscall3(int,sys_tgkill,int,tgid,int,pid,int,sig) | |
222 | #endif | |
223 | #if defined(TARGET_NR_tkill) && defined(__NR_tkill) | |
224 | _syscall2(int,sys_tkill,int,tid,int,sig) | |
225 | #endif | |
226 | #ifdef __NR_exit_group | |
227 | _syscall1(int,exit_group,int,error_code) | |
228 | #endif | |
229 | #if defined(TARGET_NR_set_tid_address) && defined(__NR_set_tid_address) | |
230 | _syscall1(int,set_tid_address,int *,tidptr) | |
231 | #endif | |
2f7bb878 | 232 | #if defined(CONFIG_USE_NPTL) |
3b3f24ad AJ |
233 | #if defined(TARGET_NR_futex) && defined(__NR_futex) |
234 | _syscall6(int,sys_futex,int *,uaddr,int,op,int,val, | |
235 | const struct timespec *,timeout,int *,uaddr2,int,val3) | |
236 | #endif | |
237 | #endif | |
238 | ||
239 | static bitmask_transtbl fcntl_flags_tbl[] = { | |
240 | { TARGET_O_ACCMODE, TARGET_O_WRONLY, O_ACCMODE, O_WRONLY, }, | |
241 | { TARGET_O_ACCMODE, TARGET_O_RDWR, O_ACCMODE, O_RDWR, }, | |
242 | { TARGET_O_CREAT, TARGET_O_CREAT, O_CREAT, O_CREAT, }, | |
243 | { TARGET_O_EXCL, TARGET_O_EXCL, O_EXCL, O_EXCL, }, | |
244 | { TARGET_O_NOCTTY, TARGET_O_NOCTTY, O_NOCTTY, O_NOCTTY, }, | |
245 | { TARGET_O_TRUNC, TARGET_O_TRUNC, O_TRUNC, O_TRUNC, }, | |
246 | { TARGET_O_APPEND, TARGET_O_APPEND, O_APPEND, O_APPEND, }, | |
247 | { TARGET_O_NONBLOCK, TARGET_O_NONBLOCK, O_NONBLOCK, O_NONBLOCK, }, | |
248 | { TARGET_O_SYNC, TARGET_O_SYNC, O_SYNC, O_SYNC, }, | |
249 | { TARGET_FASYNC, TARGET_FASYNC, FASYNC, FASYNC, }, | |
250 | { TARGET_O_DIRECTORY, TARGET_O_DIRECTORY, O_DIRECTORY, O_DIRECTORY, }, | |
251 | { TARGET_O_NOFOLLOW, TARGET_O_NOFOLLOW, O_NOFOLLOW, O_NOFOLLOW, }, | |
252 | { TARGET_O_LARGEFILE, TARGET_O_LARGEFILE, O_LARGEFILE, O_LARGEFILE, }, | |
253 | #if defined(O_DIRECT) | |
254 | { TARGET_O_DIRECT, TARGET_O_DIRECT, O_DIRECT, O_DIRECT, }, | |
255 | #endif | |
256 | { 0, 0, 0, 0 } | |
257 | }; | |
258 | ||
259 | #define COPY_UTSNAME_FIELD(dest, src) \ | |
260 | do { \ | |
261 | /* __NEW_UTS_LEN doesn't include terminating null */ \ | |
262 | (void) strncpy((dest), (src), __NEW_UTS_LEN); \ | |
263 | (dest)[__NEW_UTS_LEN] = '\0'; \ | |
264 | } while (0) | |
265 | ||
266 | static int sys_uname(struct new_utsname *buf) | |
267 | { | |
268 | struct utsname uts_buf; | |
269 | ||
270 | if (uname(&uts_buf) < 0) | |
271 | return (-1); | |
272 | ||
273 | /* | |
274 | * Just in case these have some differences, we | |
275 | * translate utsname to new_utsname (which is the | |
276 | * struct linux kernel uses). | |
277 | */ | |
278 | ||
279 | bzero(buf, sizeof (*buf)); | |
280 | COPY_UTSNAME_FIELD(buf->sysname, uts_buf.sysname); | |
281 | COPY_UTSNAME_FIELD(buf->nodename, uts_buf.nodename); | |
282 | COPY_UTSNAME_FIELD(buf->release, uts_buf.release); | |
283 | COPY_UTSNAME_FIELD(buf->version, uts_buf.version); | |
284 | COPY_UTSNAME_FIELD(buf->machine, uts_buf.machine); | |
285 | #ifdef _GNU_SOURCE | |
286 | COPY_UTSNAME_FIELD(buf->domainname, uts_buf.domainname); | |
287 | #endif | |
288 | return (0); | |
289 | ||
290 | #undef COPY_UTSNAME_FIELD | |
291 | } | |
292 | ||
293 | static int sys_getcwd1(char *buf, size_t size) | |
294 | { | |
295 | if (getcwd(buf, size) == NULL) { | |
296 | /* getcwd() sets errno */ | |
297 | return (-1); | |
298 | } | |
aaf4ad39 | 299 | return strlen(buf)+1; |
3b3f24ad AJ |
300 | } |
301 | ||
302 | #ifdef CONFIG_ATFILE | |
303 | /* | |
304 | * Host system seems to have atfile syscall stubs available. We | |
305 | * now enable them one by one as specified by target syscall_nr.h. | |
306 | */ | |
307 | ||
308 | #ifdef TARGET_NR_faccessat | |
465c9f06 | 309 | static int sys_faccessat(int dirfd, const char *pathname, int mode) |
3b3f24ad | 310 | { |
465c9f06 | 311 | return (faccessat(dirfd, pathname, mode, 0)); |
3b3f24ad AJ |
312 | } |
313 | #endif | |
314 | #ifdef TARGET_NR_fchmodat | |
465c9f06 | 315 | static int sys_fchmodat(int dirfd, const char *pathname, mode_t mode) |
3b3f24ad | 316 | { |
465c9f06 | 317 | return (fchmodat(dirfd, pathname, mode, 0)); |
3b3f24ad AJ |
318 | } |
319 | #endif | |
fda33744 | 320 | #if defined(TARGET_NR_fchownat) && defined(USE_UID16) |
3b3f24ad AJ |
321 | static int sys_fchownat(int dirfd, const char *pathname, uid_t owner, |
322 | gid_t group, int flags) | |
323 | { | |
324 | return (fchownat(dirfd, pathname, owner, group, flags)); | |
325 | } | |
326 | #endif | |
327 | #ifdef __NR_fstatat64 | |
328 | static int sys_fstatat64(int dirfd, const char *pathname, struct stat *buf, | |
329 | int flags) | |
330 | { | |
331 | return (fstatat(dirfd, pathname, buf, flags)); | |
332 | } | |
333 | #endif | |
334 | #ifdef __NR_newfstatat | |
335 | static int sys_newfstatat(int dirfd, const char *pathname, struct stat *buf, | |
336 | int flags) | |
337 | { | |
338 | return (fstatat(dirfd, pathname, buf, flags)); | |
339 | } | |
340 | #endif | |
341 | #ifdef TARGET_NR_futimesat | |
342 | static int sys_futimesat(int dirfd, const char *pathname, | |
343 | const struct timeval times[2]) | |
344 | { | |
345 | return (futimesat(dirfd, pathname, times)); | |
346 | } | |
347 | #endif | |
348 | #ifdef TARGET_NR_linkat | |
349 | static int sys_linkat(int olddirfd, const char *oldpath, | |
350 | int newdirfd, const char *newpath, int flags) | |
351 | { | |
352 | return (linkat(olddirfd, oldpath, newdirfd, newpath, flags)); | |
353 | } | |
354 | #endif | |
355 | #ifdef TARGET_NR_mkdirat | |
356 | static int sys_mkdirat(int dirfd, const char *pathname, mode_t mode) | |
357 | { | |
358 | return (mkdirat(dirfd, pathname, mode)); | |
359 | } | |
360 | #endif | |
361 | #ifdef TARGET_NR_mknodat | |
362 | static int sys_mknodat(int dirfd, const char *pathname, mode_t mode, | |
363 | dev_t dev) | |
364 | { | |
365 | return (mknodat(dirfd, pathname, mode, dev)); | |
366 | } | |
367 | #endif | |
368 | #ifdef TARGET_NR_openat | |
369 | static int sys_openat(int dirfd, const char *pathname, int flags, ...) | |
370 | { | |
371 | /* | |
372 | * open(2) has extra parameter 'mode' when called with | |
373 | * flag O_CREAT. | |
374 | */ | |
375 | if ((flags & O_CREAT) != 0) { | |
376 | va_list ap; | |
377 | mode_t mode; | |
378 | ||
379 | /* | |
380 | * Get the 'mode' parameter and translate it to | |
381 | * host bits. | |
382 | */ | |
383 | va_start(ap, flags); | |
384 | mode = va_arg(ap, mode_t); | |
385 | mode = target_to_host_bitmask(mode, fcntl_flags_tbl); | |
386 | va_end(ap); | |
387 | ||
388 | return (openat(dirfd, pathname, flags, mode)); | |
389 | } | |
390 | return (openat(dirfd, pathname, flags)); | |
391 | } | |
392 | #endif | |
393 | #ifdef TARGET_NR_readlinkat | |
394 | static int sys_readlinkat(int dirfd, const char *pathname, char *buf, size_t bufsiz) | |
395 | { | |
396 | return (readlinkat(dirfd, pathname, buf, bufsiz)); | |
397 | } | |
398 | #endif | |
399 | #ifdef TARGET_NR_renameat | |
400 | static int sys_renameat(int olddirfd, const char *oldpath, | |
401 | int newdirfd, const char *newpath) | |
402 | { | |
403 | return (renameat(olddirfd, oldpath, newdirfd, newpath)); | |
404 | } | |
405 | #endif | |
406 | #ifdef TARGET_NR_symlinkat | |
407 | static int sys_symlinkat(const char *oldpath, int newdirfd, const char *newpath) | |
408 | { | |
409 | return (symlinkat(oldpath, newdirfd, newpath)); | |
410 | } | |
411 | #endif | |
412 | #ifdef TARGET_NR_unlinkat | |
413 | static int sys_unlinkat(int dirfd, const char *pathname, int flags) | |
414 | { | |
415 | return (unlinkat(dirfd, pathname, flags)); | |
416 | } | |
417 | #endif | |
3b3f24ad AJ |
418 | #else /* !CONFIG_ATFILE */ |
419 | ||
420 | /* | |
421 | * Try direct syscalls instead | |
422 | */ | |
92a34c10 | 423 | #if defined(TARGET_NR_faccessat) && defined(__NR_faccessat) |
465c9f06 | 424 | _syscall3(int,sys_faccessat,int,dirfd,const char *,pathname,int,mode) |
92a34c10 | 425 | #endif |
814d7977 | 426 | #if defined(TARGET_NR_fchmodat) && defined(__NR_fchmodat) |
465c9f06 | 427 | _syscall3(int,sys_fchmodat,int,dirfd,const char *,pathname, mode_t,mode) |
814d7977 | 428 | #endif |
4583f589 | 429 | #if defined(TARGET_NR_fchownat) && defined(__NR_fchownat) && defined(USE_UID16) |
ccfa72b7 TS |
430 | _syscall5(int,sys_fchownat,int,dirfd,const char *,pathname, |
431 | uid_t,owner,gid_t,group,int,flags) | |
432 | #endif | |
9d33b76b AJ |
433 | #if (defined(TARGET_NR_fstatat64) || defined(TARGET_NR_newfstatat)) && \ |
434 | defined(__NR_fstatat64) | |
6a24a778 AZ |
435 | _syscall4(int,sys_fstatat64,int,dirfd,const char *,pathname, |
436 | struct stat *,buf,int,flags) | |
437 | #endif | |
ac8a6556 AZ |
438 | #if defined(TARGET_NR_futimesat) && defined(__NR_futimesat) |
439 | _syscall3(int,sys_futimesat,int,dirfd,const char *,pathname, | |
440 | const struct timeval *,times) | |
441 | #endif | |
3b3f24ad AJ |
442 | #if (defined(TARGET_NR_newfstatat) || defined(TARGET_NR_fstatat64) ) && \ |
443 | defined(__NR_newfstatat) | |
444 | _syscall4(int,sys_newfstatat,int,dirfd,const char *,pathname, | |
445 | struct stat *,buf,int,flags) | |
8fcd3692 | 446 | #endif |
64f0ce4c TS |
447 | #if defined(TARGET_NR_linkat) && defined(__NR_linkat) |
448 | _syscall5(int,sys_linkat,int,olddirfd,const char *,oldpath, | |
3b3f24ad | 449 | int,newdirfd,const char *,newpath,int,flags) |
64f0ce4c | 450 | #endif |
4472ad0d TS |
451 | #if defined(TARGET_NR_mkdirat) && defined(__NR_mkdirat) |
452 | _syscall3(int,sys_mkdirat,int,dirfd,const char *,pathname,mode_t,mode) | |
453 | #endif | |
75ac37a0 TS |
454 | #if defined(TARGET_NR_mknodat) && defined(__NR_mknodat) |
455 | _syscall4(int,sys_mknodat,int,dirfd,const char *,pathname, | |
456 | mode_t,mode,dev_t,dev) | |
457 | #endif | |
82424832 TS |
458 | #if defined(TARGET_NR_openat) && defined(__NR_openat) |
459 | _syscall4(int,sys_openat,int,dirfd,const char *,pathname,int,flags,mode_t,mode) | |
460 | #endif | |
5e0ccb18 TS |
461 | #if defined(TARGET_NR_readlinkat) && defined(__NR_readlinkat) |
462 | _syscall4(int,sys_readlinkat,int,dirfd,const char *,pathname, | |
463 | char *,buf,size_t,bufsize) | |
464 | #endif | |
722183f6 TS |
465 | #if defined(TARGET_NR_renameat) && defined(__NR_renameat) |
466 | _syscall4(int,sys_renameat,int,olddirfd,const char *,oldpath, | |
467 | int,newdirfd,const char *,newpath) | |
468 | #endif | |
b51eaa82 | 469 | #if defined(TARGET_NR_symlinkat) && defined(__NR_symlinkat) |
f0b6243d TS |
470 | _syscall3(int,sys_symlinkat,const char *,oldpath, |
471 | int,newdirfd,const char *,newpath) | |
472 | #endif | |
8170f56b TS |
473 | #if defined(TARGET_NR_unlinkat) && defined(__NR_unlinkat) |
474 | _syscall3(int,sys_unlinkat,int,dirfd,const char *,pathname,int,flags) | |
475 | #endif | |
ebc996f3 RV |
476 | |
477 | #endif /* CONFIG_ATFILE */ | |
478 | ||
479 | #ifdef CONFIG_UTIMENSAT | |
480 | static int sys_utimensat(int dirfd, const char *pathname, | |
481 | const struct timespec times[2], int flags) | |
482 | { | |
483 | if (pathname == NULL) | |
484 | return futimens(dirfd, times); | |
485 | else | |
486 | return utimensat(dirfd, pathname, times, flags); | |
487 | } | |
488 | #else | |
9007f0ef TS |
489 | #if defined(TARGET_NR_utimensat) && defined(__NR_utimensat) |
490 | _syscall4(int,sys_utimensat,int,dirfd,const char *,pathname, | |
491 | const struct timespec *,tsp,int,flags) | |
492 | #endif | |
ebc996f3 | 493 | #endif /* CONFIG_UTIMENSAT */ |
3b3f24ad AJ |
494 | |
495 | #ifdef CONFIG_INOTIFY | |
8690e420 | 496 | #include <sys/inotify.h> |
3b3f24ad | 497 | |
39b59763 | 498 | #if defined(TARGET_NR_inotify_init) && defined(__NR_inotify_init) |
3b3f24ad AJ |
499 | static int sys_inotify_init(void) |
500 | { | |
501 | return (inotify_init()); | |
502 | } | |
39b59763 AJ |
503 | #endif |
504 | #if defined(TARGET_NR_inotify_add_watch) && defined(__NR_inotify_add_watch) | |
3b3f24ad AJ |
505 | static int sys_inotify_add_watch(int fd,const char *pathname, int32_t mask) |
506 | { | |
507 | return (inotify_add_watch(fd, pathname, mask)); | |
508 | } | |
39b59763 AJ |
509 | #endif |
510 | #if defined(TARGET_NR_inotify_rm_watch) && defined(__NR_inotify_rm_watch) | |
3b3f24ad AJ |
511 | static int sys_inotify_rm_watch(int fd, int32_t wd) |
512 | { | |
8690e420 | 513 | return (inotify_rm_watch(fd, wd)); |
3b3f24ad | 514 | } |
bd0c5661 | 515 | #endif |
c05c7a73 RV |
516 | #ifdef CONFIG_INOTIFY1 |
517 | #if defined(TARGET_NR_inotify_init1) && defined(__NR_inotify_init1) | |
518 | static int sys_inotify_init1(int flags) | |
519 | { | |
520 | return (inotify_init1(flags)); | |
521 | } | |
522 | #endif | |
523 | #endif | |
3b3f24ad AJ |
524 | #else |
525 | /* Userspace can usually survive runtime without inotify */ | |
526 | #undef TARGET_NR_inotify_init | |
c05c7a73 | 527 | #undef TARGET_NR_inotify_init1 |
3b3f24ad AJ |
528 | #undef TARGET_NR_inotify_add_watch |
529 | #undef TARGET_NR_inotify_rm_watch | |
530 | #endif /* CONFIG_INOTIFY */ | |
531 | ||
66fb9763 FB |
532 | |
533 | extern int personality(int); | |
9de5e440 FB |
534 | extern int flock(int, int); |
535 | extern int setfsuid(int); | |
536 | extern int setfsgid(int); | |
19b84f3c | 537 | extern int setgroups(int, gid_t *); |
31e31b8a | 538 | |
b92c47c1 TS |
539 | #define ERRNO_TABLE_SIZE 1200 |
540 | ||
541 | /* target_to_host_errno_table[] is initialized from | |
542 | * host_to_target_errno_table[] in syscall_init(). */ | |
543 | static uint16_t target_to_host_errno_table[ERRNO_TABLE_SIZE] = { | |
544 | }; | |
545 | ||
637947f1 | 546 | /* |
fe8f096b | 547 | * This list is the union of errno values overridden in asm-<arch>/errno.h |
637947f1 TS |
548 | * minus the errnos that are not actually generic to all archs. |
549 | */ | |
b92c47c1 | 550 | static uint16_t host_to_target_errno_table[ERRNO_TABLE_SIZE] = { |
637947f1 TS |
551 | [EIDRM] = TARGET_EIDRM, |
552 | [ECHRNG] = TARGET_ECHRNG, | |
553 | [EL2NSYNC] = TARGET_EL2NSYNC, | |
554 | [EL3HLT] = TARGET_EL3HLT, | |
555 | [EL3RST] = TARGET_EL3RST, | |
556 | [ELNRNG] = TARGET_ELNRNG, | |
557 | [EUNATCH] = TARGET_EUNATCH, | |
558 | [ENOCSI] = TARGET_ENOCSI, | |
559 | [EL2HLT] = TARGET_EL2HLT, | |
560 | [EDEADLK] = TARGET_EDEADLK, | |
561 | [ENOLCK] = TARGET_ENOLCK, | |
562 | [EBADE] = TARGET_EBADE, | |
563 | [EBADR] = TARGET_EBADR, | |
564 | [EXFULL] = TARGET_EXFULL, | |
565 | [ENOANO] = TARGET_ENOANO, | |
566 | [EBADRQC] = TARGET_EBADRQC, | |
567 | [EBADSLT] = TARGET_EBADSLT, | |
568 | [EBFONT] = TARGET_EBFONT, | |
569 | [ENOSTR] = TARGET_ENOSTR, | |
570 | [ENODATA] = TARGET_ENODATA, | |
571 | [ETIME] = TARGET_ETIME, | |
572 | [ENOSR] = TARGET_ENOSR, | |
573 | [ENONET] = TARGET_ENONET, | |
574 | [ENOPKG] = TARGET_ENOPKG, | |
575 | [EREMOTE] = TARGET_EREMOTE, | |
576 | [ENOLINK] = TARGET_ENOLINK, | |
577 | [EADV] = TARGET_EADV, | |
578 | [ESRMNT] = TARGET_ESRMNT, | |
579 | [ECOMM] = TARGET_ECOMM, | |
580 | [EPROTO] = TARGET_EPROTO, | |
581 | [EDOTDOT] = TARGET_EDOTDOT, | |
582 | [EMULTIHOP] = TARGET_EMULTIHOP, | |
583 | [EBADMSG] = TARGET_EBADMSG, | |
584 | [ENAMETOOLONG] = TARGET_ENAMETOOLONG, | |
585 | [EOVERFLOW] = TARGET_EOVERFLOW, | |
586 | [ENOTUNIQ] = TARGET_ENOTUNIQ, | |
587 | [EBADFD] = TARGET_EBADFD, | |
588 | [EREMCHG] = TARGET_EREMCHG, | |
589 | [ELIBACC] = TARGET_ELIBACC, | |
590 | [ELIBBAD] = TARGET_ELIBBAD, | |
591 | [ELIBSCN] = TARGET_ELIBSCN, | |
592 | [ELIBMAX] = TARGET_ELIBMAX, | |
593 | [ELIBEXEC] = TARGET_ELIBEXEC, | |
594 | [EILSEQ] = TARGET_EILSEQ, | |
595 | [ENOSYS] = TARGET_ENOSYS, | |
596 | [ELOOP] = TARGET_ELOOP, | |
597 | [ERESTART] = TARGET_ERESTART, | |
598 | [ESTRPIPE] = TARGET_ESTRPIPE, | |
599 | [ENOTEMPTY] = TARGET_ENOTEMPTY, | |
600 | [EUSERS] = TARGET_EUSERS, | |
601 | [ENOTSOCK] = TARGET_ENOTSOCK, | |
602 | [EDESTADDRREQ] = TARGET_EDESTADDRREQ, | |
603 | [EMSGSIZE] = TARGET_EMSGSIZE, | |
604 | [EPROTOTYPE] = TARGET_EPROTOTYPE, | |
605 | [ENOPROTOOPT] = TARGET_ENOPROTOOPT, | |
606 | [EPROTONOSUPPORT] = TARGET_EPROTONOSUPPORT, | |
607 | [ESOCKTNOSUPPORT] = TARGET_ESOCKTNOSUPPORT, | |
608 | [EOPNOTSUPP] = TARGET_EOPNOTSUPP, | |
609 | [EPFNOSUPPORT] = TARGET_EPFNOSUPPORT, | |
610 | [EAFNOSUPPORT] = TARGET_EAFNOSUPPORT, | |
611 | [EADDRINUSE] = TARGET_EADDRINUSE, | |
612 | [EADDRNOTAVAIL] = TARGET_EADDRNOTAVAIL, | |
613 | [ENETDOWN] = TARGET_ENETDOWN, | |
614 | [ENETUNREACH] = TARGET_ENETUNREACH, | |
615 | [ENETRESET] = TARGET_ENETRESET, | |
616 | [ECONNABORTED] = TARGET_ECONNABORTED, | |
617 | [ECONNRESET] = TARGET_ECONNRESET, | |
618 | [ENOBUFS] = TARGET_ENOBUFS, | |
619 | [EISCONN] = TARGET_EISCONN, | |
620 | [ENOTCONN] = TARGET_ENOTCONN, | |
621 | [EUCLEAN] = TARGET_EUCLEAN, | |
622 | [ENOTNAM] = TARGET_ENOTNAM, | |
623 | [ENAVAIL] = TARGET_ENAVAIL, | |
624 | [EISNAM] = TARGET_EISNAM, | |
625 | [EREMOTEIO] = TARGET_EREMOTEIO, | |
626 | [ESHUTDOWN] = TARGET_ESHUTDOWN, | |
627 | [ETOOMANYREFS] = TARGET_ETOOMANYREFS, | |
628 | [ETIMEDOUT] = TARGET_ETIMEDOUT, | |
629 | [ECONNREFUSED] = TARGET_ECONNREFUSED, | |
630 | [EHOSTDOWN] = TARGET_EHOSTDOWN, | |
631 | [EHOSTUNREACH] = TARGET_EHOSTUNREACH, | |
632 | [EALREADY] = TARGET_EALREADY, | |
633 | [EINPROGRESS] = TARGET_EINPROGRESS, | |
634 | [ESTALE] = TARGET_ESTALE, | |
635 | [ECANCELED] = TARGET_ECANCELED, | |
636 | [ENOMEDIUM] = TARGET_ENOMEDIUM, | |
637 | [EMEDIUMTYPE] = TARGET_EMEDIUMTYPE, | |
b7fe5db7 | 638 | #ifdef ENOKEY |
637947f1 | 639 | [ENOKEY] = TARGET_ENOKEY, |
b7fe5db7 TS |
640 | #endif |
641 | #ifdef EKEYEXPIRED | |
637947f1 | 642 | [EKEYEXPIRED] = TARGET_EKEYEXPIRED, |
b7fe5db7 TS |
643 | #endif |
644 | #ifdef EKEYREVOKED | |
637947f1 | 645 | [EKEYREVOKED] = TARGET_EKEYREVOKED, |
b7fe5db7 TS |
646 | #endif |
647 | #ifdef EKEYREJECTED | |
637947f1 | 648 | [EKEYREJECTED] = TARGET_EKEYREJECTED, |
b7fe5db7 TS |
649 | #endif |
650 | #ifdef EOWNERDEAD | |
637947f1 | 651 | [EOWNERDEAD] = TARGET_EOWNERDEAD, |
b7fe5db7 TS |
652 | #endif |
653 | #ifdef ENOTRECOVERABLE | |
637947f1 | 654 | [ENOTRECOVERABLE] = TARGET_ENOTRECOVERABLE, |
b7fe5db7 | 655 | #endif |
b92c47c1 | 656 | }; |
637947f1 TS |
657 | |
658 | static inline int host_to_target_errno(int err) | |
659 | { | |
660 | if(host_to_target_errno_table[err]) | |
661 | return host_to_target_errno_table[err]; | |
662 | return err; | |
663 | } | |
664 | ||
b92c47c1 TS |
665 | static inline int target_to_host_errno(int err) |
666 | { | |
667 | if (target_to_host_errno_table[err]) | |
668 | return target_to_host_errno_table[err]; | |
669 | return err; | |
670 | } | |
671 | ||
992f48a0 | 672 | static inline abi_long get_errno(abi_long ret) |
31e31b8a FB |
673 | { |
674 | if (ret == -1) | |
637947f1 | 675 | return -host_to_target_errno(errno); |
31e31b8a FB |
676 | else |
677 | return ret; | |
678 | } | |
679 | ||
992f48a0 | 680 | static inline int is_error(abi_long ret) |
31e31b8a | 681 | { |
992f48a0 | 682 | return (abi_ulong)ret >= (abi_ulong)(-4096); |
31e31b8a FB |
683 | } |
684 | ||
b92c47c1 TS |
685 | char *target_strerror(int err) |
686 | { | |
687 | return strerror(target_to_host_errno(err)); | |
688 | } | |
689 | ||
992f48a0 BS |
690 | static abi_ulong target_brk; |
691 | static abi_ulong target_original_brk; | |
31e31b8a | 692 | |
992f48a0 | 693 | void target_set_brk(abi_ulong new_brk) |
31e31b8a | 694 | { |
4c1de73d | 695 | target_original_brk = target_brk = HOST_PAGE_ALIGN(new_brk); |
31e31b8a FB |
696 | } |
697 | ||
0da46a6e | 698 | /* do_brk() must return target values and target errnos. */ |
992f48a0 | 699 | abi_long do_brk(abi_ulong new_brk) |
31e31b8a | 700 | { |
992f48a0 BS |
701 | abi_ulong brk_page; |
702 | abi_long mapped_addr; | |
31e31b8a FB |
703 | int new_alloc_size; |
704 | ||
705 | if (!new_brk) | |
53a5960a | 706 | return target_brk; |
31e31b8a | 707 | if (new_brk < target_original_brk) |
7ab240ad | 708 | return target_brk; |
3b46e624 | 709 | |
53a5960a | 710 | brk_page = HOST_PAGE_ALIGN(target_brk); |
31e31b8a FB |
711 | |
712 | /* If the new brk is less than this, set it and we're done... */ | |
713 | if (new_brk < brk_page) { | |
714 | target_brk = new_brk; | |
53a5960a | 715 | return target_brk; |
31e31b8a FB |
716 | } |
717 | ||
718 | /* We need to allocate more memory after the brk... */ | |
54936004 | 719 | new_alloc_size = HOST_PAGE_ALIGN(new_brk - brk_page + 1); |
5fafdf24 | 720 | mapped_addr = get_errno(target_mmap(brk_page, new_alloc_size, |
54936004 FB |
721 | PROT_READ|PROT_WRITE, |
722 | MAP_ANON|MAP_FIXED|MAP_PRIVATE, 0, 0)); | |
7ab240ad | 723 | |
7dd46c02 RH |
724 | #if defined(TARGET_ALPHA) |
725 | /* We (partially) emulate OSF/1 on Alpha, which requires we | |
726 | return a proper errno, not an unchanged brk value. */ | |
727 | if (is_error(mapped_addr)) { | |
728 | return -TARGET_ENOMEM; | |
729 | } | |
730 | #endif | |
731 | ||
732 | if (!is_error(mapped_addr)) { | |
31e31b8a | 733 | target_brk = new_brk; |
7dd46c02 | 734 | } |
7ab240ad | 735 | return target_brk; |
31e31b8a FB |
736 | } |
737 | ||
26edcf41 TS |
738 | static inline abi_long copy_from_user_fdset(fd_set *fds, |
739 | abi_ulong target_fds_addr, | |
740 | int n) | |
31e31b8a | 741 | { |
26edcf41 TS |
742 | int i, nw, j, k; |
743 | abi_ulong b, *target_fds; | |
744 | ||
745 | nw = (n + TARGET_ABI_BITS - 1) / TARGET_ABI_BITS; | |
746 | if (!(target_fds = lock_user(VERIFY_READ, | |
747 | target_fds_addr, | |
748 | sizeof(abi_ulong) * nw, | |
749 | 1))) | |
750 | return -TARGET_EFAULT; | |
751 | ||
752 | FD_ZERO(fds); | |
753 | k = 0; | |
754 | for (i = 0; i < nw; i++) { | |
755 | /* grab the abi_ulong */ | |
756 | __get_user(b, &target_fds[i]); | |
757 | for (j = 0; j < TARGET_ABI_BITS; j++) { | |
758 | /* check the bit inside the abi_ulong */ | |
759 | if ((b >> j) & 1) | |
760 | FD_SET(k, fds); | |
761 | k++; | |
31e31b8a | 762 | } |
31e31b8a | 763 | } |
26edcf41 TS |
764 | |
765 | unlock_user(target_fds, target_fds_addr, 0); | |
766 | ||
767 | return 0; | |
31e31b8a FB |
768 | } |
769 | ||
26edcf41 TS |
770 | static inline abi_long copy_to_user_fdset(abi_ulong target_fds_addr, |
771 | const fd_set *fds, | |
772 | int n) | |
31e31b8a | 773 | { |
31e31b8a | 774 | int i, nw, j, k; |
992f48a0 | 775 | abi_long v; |
26edcf41 | 776 | abi_ulong *target_fds; |
31e31b8a | 777 | |
26edcf41 TS |
778 | nw = (n + TARGET_ABI_BITS - 1) / TARGET_ABI_BITS; |
779 | if (!(target_fds = lock_user(VERIFY_WRITE, | |
780 | target_fds_addr, | |
781 | sizeof(abi_ulong) * nw, | |
782 | 0))) | |
783 | return -TARGET_EFAULT; | |
784 | ||
785 | k = 0; | |
786 | for (i = 0; i < nw; i++) { | |
787 | v = 0; | |
788 | for (j = 0; j < TARGET_ABI_BITS; j++) { | |
789 | v |= ((FD_ISSET(k, fds) != 0) << j); | |
790 | k++; | |
31e31b8a | 791 | } |
26edcf41 | 792 | __put_user(v, &target_fds[i]); |
31e31b8a | 793 | } |
26edcf41 TS |
794 | |
795 | unlock_user(target_fds, target_fds_addr, sizeof(abi_ulong) * nw); | |
796 | ||
797 | return 0; | |
31e31b8a FB |
798 | } |
799 | ||
c596ed17 FB |
800 | #if defined(__alpha__) |
801 | #define HOST_HZ 1024 | |
802 | #else | |
803 | #define HOST_HZ 100 | |
804 | #endif | |
805 | ||
992f48a0 | 806 | static inline abi_long host_to_target_clock_t(long ticks) |
c596ed17 FB |
807 | { |
808 | #if HOST_HZ == TARGET_HZ | |
809 | return ticks; | |
810 | #else | |
811 | return ((int64_t)ticks * TARGET_HZ) / HOST_HZ; | |
812 | #endif | |
813 | } | |
814 | ||
579a97f7 FB |
815 | static inline abi_long host_to_target_rusage(abi_ulong target_addr, |
816 | const struct rusage *rusage) | |
b409186b | 817 | { |
53a5960a PB |
818 | struct target_rusage *target_rusage; |
819 | ||
579a97f7 FB |
820 | if (!lock_user_struct(VERIFY_WRITE, target_rusage, target_addr, 0)) |
821 | return -TARGET_EFAULT; | |
b409186b FB |
822 | target_rusage->ru_utime.tv_sec = tswapl(rusage->ru_utime.tv_sec); |
823 | target_rusage->ru_utime.tv_usec = tswapl(rusage->ru_utime.tv_usec); | |
824 | target_rusage->ru_stime.tv_sec = tswapl(rusage->ru_stime.tv_sec); | |
825 | target_rusage->ru_stime.tv_usec = tswapl(rusage->ru_stime.tv_usec); | |
826 | target_rusage->ru_maxrss = tswapl(rusage->ru_maxrss); | |
827 | target_rusage->ru_ixrss = tswapl(rusage->ru_ixrss); | |
828 | target_rusage->ru_idrss = tswapl(rusage->ru_idrss); | |
829 | target_rusage->ru_isrss = tswapl(rusage->ru_isrss); | |
830 | target_rusage->ru_minflt = tswapl(rusage->ru_minflt); | |
831 | target_rusage->ru_majflt = tswapl(rusage->ru_majflt); | |
832 | target_rusage->ru_nswap = tswapl(rusage->ru_nswap); | |
833 | target_rusage->ru_inblock = tswapl(rusage->ru_inblock); | |
834 | target_rusage->ru_oublock = tswapl(rusage->ru_oublock); | |
835 | target_rusage->ru_msgsnd = tswapl(rusage->ru_msgsnd); | |
836 | target_rusage->ru_msgrcv = tswapl(rusage->ru_msgrcv); | |
837 | target_rusage->ru_nsignals = tswapl(rusage->ru_nsignals); | |
838 | target_rusage->ru_nvcsw = tswapl(rusage->ru_nvcsw); | |
839 | target_rusage->ru_nivcsw = tswapl(rusage->ru_nivcsw); | |
53a5960a | 840 | unlock_user_struct(target_rusage, target_addr, 1); |
579a97f7 FB |
841 | |
842 | return 0; | |
b409186b FB |
843 | } |
844 | ||
81bbe906 TY |
845 | static inline rlim_t target_to_host_rlim(target_ulong target_rlim) |
846 | { | |
847 | if (target_rlim == TARGET_RLIM_INFINITY) | |
848 | return RLIM_INFINITY; | |
849 | else | |
850 | return tswapl(target_rlim); | |
851 | } | |
852 | ||
853 | static inline target_ulong host_to_target_rlim(rlim_t rlim) | |
854 | { | |
855 | if (rlim == RLIM_INFINITY || rlim != (target_long)rlim) | |
856 | return TARGET_RLIM_INFINITY; | |
857 | else | |
858 | return tswapl(rlim); | |
859 | } | |
860 | ||
788f5ec4 TS |
861 | static inline abi_long copy_from_user_timeval(struct timeval *tv, |
862 | abi_ulong target_tv_addr) | |
31e31b8a | 863 | { |
53a5960a PB |
864 | struct target_timeval *target_tv; |
865 | ||
788f5ec4 | 866 | if (!lock_user_struct(VERIFY_READ, target_tv, target_tv_addr, 1)) |
579a97f7 | 867 | return -TARGET_EFAULT; |
788f5ec4 TS |
868 | |
869 | __get_user(tv->tv_sec, &target_tv->tv_sec); | |
870 | __get_user(tv->tv_usec, &target_tv->tv_usec); | |
871 | ||
872 | unlock_user_struct(target_tv, target_tv_addr, 0); | |
579a97f7 FB |
873 | |
874 | return 0; | |
31e31b8a FB |
875 | } |
876 | ||
788f5ec4 TS |
877 | static inline abi_long copy_to_user_timeval(abi_ulong target_tv_addr, |
878 | const struct timeval *tv) | |
31e31b8a | 879 | { |
53a5960a PB |
880 | struct target_timeval *target_tv; |
881 | ||
788f5ec4 | 882 | if (!lock_user_struct(VERIFY_WRITE, target_tv, target_tv_addr, 0)) |
579a97f7 | 883 | return -TARGET_EFAULT; |
788f5ec4 TS |
884 | |
885 | __put_user(tv->tv_sec, &target_tv->tv_sec); | |
886 | __put_user(tv->tv_usec, &target_tv->tv_usec); | |
887 | ||
888 | unlock_user_struct(target_tv, target_tv_addr, 1); | |
579a97f7 FB |
889 | |
890 | return 0; | |
31e31b8a FB |
891 | } |
892 | ||
8ec9cf89 NF |
893 | #if defined(TARGET_NR_mq_open) && defined(__NR_mq_open) |
894 | #include <mqueue.h> | |
895 | ||
24e1003a AJ |
896 | static inline abi_long copy_from_user_mq_attr(struct mq_attr *attr, |
897 | abi_ulong target_mq_attr_addr) | |
898 | { | |
899 | struct target_mq_attr *target_mq_attr; | |
900 | ||
901 | if (!lock_user_struct(VERIFY_READ, target_mq_attr, | |
902 | target_mq_attr_addr, 1)) | |
903 | return -TARGET_EFAULT; | |
904 | ||
905 | __get_user(attr->mq_flags, &target_mq_attr->mq_flags); | |
906 | __get_user(attr->mq_maxmsg, &target_mq_attr->mq_maxmsg); | |
907 | __get_user(attr->mq_msgsize, &target_mq_attr->mq_msgsize); | |
908 | __get_user(attr->mq_curmsgs, &target_mq_attr->mq_curmsgs); | |
909 | ||
910 | unlock_user_struct(target_mq_attr, target_mq_attr_addr, 0); | |
911 | ||
912 | return 0; | |
913 | } | |
914 | ||
915 | static inline abi_long copy_to_user_mq_attr(abi_ulong target_mq_attr_addr, | |
916 | const struct mq_attr *attr) | |
917 | { | |
918 | struct target_mq_attr *target_mq_attr; | |
919 | ||
920 | if (!lock_user_struct(VERIFY_WRITE, target_mq_attr, | |
921 | target_mq_attr_addr, 0)) | |
922 | return -TARGET_EFAULT; | |
923 | ||
924 | __put_user(attr->mq_flags, &target_mq_attr->mq_flags); | |
925 | __put_user(attr->mq_maxmsg, &target_mq_attr->mq_maxmsg); | |
926 | __put_user(attr->mq_msgsize, &target_mq_attr->mq_msgsize); | |
927 | __put_user(attr->mq_curmsgs, &target_mq_attr->mq_curmsgs); | |
928 | ||
929 | unlock_user_struct(target_mq_attr, target_mq_attr_addr, 1); | |
930 | ||
931 | return 0; | |
932 | } | |
8ec9cf89 | 933 | #endif |
31e31b8a | 934 | |
0da46a6e | 935 | /* do_select() must return target values and target errnos. */ |
992f48a0 | 936 | static abi_long do_select(int n, |
26edcf41 TS |
937 | abi_ulong rfd_addr, abi_ulong wfd_addr, |
938 | abi_ulong efd_addr, abi_ulong target_tv_addr) | |
31e31b8a FB |
939 | { |
940 | fd_set rfds, wfds, efds; | |
941 | fd_set *rfds_ptr, *wfds_ptr, *efds_ptr; | |
942 | struct timeval tv, *tv_ptr; | |
992f48a0 | 943 | abi_long ret; |
31e31b8a | 944 | |
26edcf41 TS |
945 | if (rfd_addr) { |
946 | if (copy_from_user_fdset(&rfds, rfd_addr, n)) | |
947 | return -TARGET_EFAULT; | |
948 | rfds_ptr = &rfds; | |
53a5960a | 949 | } else { |
53a5960a PB |
950 | rfds_ptr = NULL; |
951 | } | |
26edcf41 TS |
952 | if (wfd_addr) { |
953 | if (copy_from_user_fdset(&wfds, wfd_addr, n)) | |
954 | return -TARGET_EFAULT; | |
955 | wfds_ptr = &wfds; | |
53a5960a | 956 | } else { |
53a5960a PB |
957 | wfds_ptr = NULL; |
958 | } | |
26edcf41 TS |
959 | if (efd_addr) { |
960 | if (copy_from_user_fdset(&efds, efd_addr, n)) | |
961 | return -TARGET_EFAULT; | |
962 | efds_ptr = &efds; | |
53a5960a | 963 | } else { |
53a5960a PB |
964 | efds_ptr = NULL; |
965 | } | |
3b46e624 | 966 | |
26edcf41 | 967 | if (target_tv_addr) { |
788f5ec4 TS |
968 | if (copy_from_user_timeval(&tv, target_tv_addr)) |
969 | return -TARGET_EFAULT; | |
31e31b8a FB |
970 | tv_ptr = &tv; |
971 | } else { | |
972 | tv_ptr = NULL; | |
973 | } | |
26edcf41 | 974 | |
31e31b8a | 975 | ret = get_errno(select(n, rfds_ptr, wfds_ptr, efds_ptr, tv_ptr)); |
53a5960a | 976 | |
26edcf41 TS |
977 | if (!is_error(ret)) { |
978 | if (rfd_addr && copy_to_user_fdset(rfd_addr, &rfds, n)) | |
979 | return -TARGET_EFAULT; | |
980 | if (wfd_addr && copy_to_user_fdset(wfd_addr, &wfds, n)) | |
981 | return -TARGET_EFAULT; | |
982 | if (efd_addr && copy_to_user_fdset(efd_addr, &efds, n)) | |
983 | return -TARGET_EFAULT; | |
31e31b8a | 984 | |
788f5ec4 TS |
985 | if (target_tv_addr && copy_to_user_timeval(target_tv_addr, &tv)) |
986 | return -TARGET_EFAULT; | |
31e31b8a | 987 | } |
579a97f7 | 988 | |
31e31b8a FB |
989 | return ret; |
990 | } | |
991 | ||
099d6b0f RV |
992 | static abi_long do_pipe2(int host_pipe[], int flags) |
993 | { | |
994 | #ifdef CONFIG_PIPE2 | |
995 | return pipe2(host_pipe, flags); | |
996 | #else | |
997 | return -ENOSYS; | |
998 | #endif | |
999 | } | |
1000 | ||
fb41a66e RH |
1001 | static abi_long do_pipe(void *cpu_env, abi_ulong pipedes, |
1002 | int flags, int is_pipe2) | |
099d6b0f RV |
1003 | { |
1004 | int host_pipe[2]; | |
1005 | abi_long ret; | |
1006 | ret = flags ? do_pipe2(host_pipe, flags) : pipe(host_pipe); | |
1007 | ||
1008 | if (is_error(ret)) | |
1009 | return get_errno(ret); | |
fb41a66e RH |
1010 | |
1011 | /* Several targets have special calling conventions for the original | |
1012 | pipe syscall, but didn't replicate this into the pipe2 syscall. */ | |
1013 | if (!is_pipe2) { | |
1014 | #if defined(TARGET_ALPHA) | |
1015 | ((CPUAlphaState *)cpu_env)->ir[IR_A4] = host_pipe[1]; | |
1016 | return host_pipe[0]; | |
1017 | #elif defined(TARGET_MIPS) | |
1018 | ((CPUMIPSState*)cpu_env)->active_tc.gpr[3] = host_pipe[1]; | |
1019 | return host_pipe[0]; | |
1020 | #elif defined(TARGET_SH4) | |
597c0212 | 1021 | ((CPUSH4State*)cpu_env)->gregs[1] = host_pipe[1]; |
fb41a66e | 1022 | return host_pipe[0]; |
597c0212 | 1023 | #endif |
fb41a66e RH |
1024 | } |
1025 | ||
099d6b0f RV |
1026 | if (put_user_s32(host_pipe[0], pipedes) |
1027 | || put_user_s32(host_pipe[1], pipedes + sizeof(host_pipe[0]))) | |
1028 | return -TARGET_EFAULT; | |
099d6b0f RV |
1029 | return get_errno(ret); |
1030 | } | |
1031 | ||
b975b83b LL |
1032 | static inline abi_long target_to_host_ip_mreq(struct ip_mreqn *mreqn, |
1033 | abi_ulong target_addr, | |
1034 | socklen_t len) | |
1035 | { | |
1036 | struct target_ip_mreqn *target_smreqn; | |
1037 | ||
1038 | target_smreqn = lock_user(VERIFY_READ, target_addr, len, 1); | |
1039 | if (!target_smreqn) | |
1040 | return -TARGET_EFAULT; | |
1041 | mreqn->imr_multiaddr.s_addr = target_smreqn->imr_multiaddr.s_addr; | |
1042 | mreqn->imr_address.s_addr = target_smreqn->imr_address.s_addr; | |
1043 | if (len == sizeof(struct target_ip_mreqn)) | |
1044 | mreqn->imr_ifindex = tswapl(target_smreqn->imr_ifindex); | |
1045 | unlock_user(target_smreqn, target_addr, 0); | |
1046 | ||
1047 | return 0; | |
1048 | } | |
1049 | ||
579a97f7 FB |
1050 | static inline abi_long target_to_host_sockaddr(struct sockaddr *addr, |
1051 | abi_ulong target_addr, | |
1052 | socklen_t len) | |
7854b056 | 1053 | { |
607175e0 AJ |
1054 | const socklen_t unix_maxlen = sizeof (struct sockaddr_un); |
1055 | sa_family_t sa_family; | |
53a5960a PB |
1056 | struct target_sockaddr *target_saddr; |
1057 | ||
579a97f7 FB |
1058 | target_saddr = lock_user(VERIFY_READ, target_addr, len, 1); |
1059 | if (!target_saddr) | |
1060 | return -TARGET_EFAULT; | |
607175e0 AJ |
1061 | |
1062 | sa_family = tswap16(target_saddr->sa_family); | |
1063 | ||
1064 | /* Oops. The caller might send a incomplete sun_path; sun_path | |
1065 | * must be terminated by \0 (see the manual page), but | |
1066 | * unfortunately it is quite common to specify sockaddr_un | |
1067 | * length as "strlen(x->sun_path)" while it should be | |
1068 | * "strlen(...) + 1". We'll fix that here if needed. | |
1069 | * Linux kernel has a similar feature. | |
1070 | */ | |
1071 | ||
1072 | if (sa_family == AF_UNIX) { | |
1073 | if (len < unix_maxlen && len > 0) { | |
1074 | char *cp = (char*)target_saddr; | |
1075 | ||
1076 | if ( cp[len-1] && !cp[len] ) | |
1077 | len++; | |
1078 | } | |
1079 | if (len > unix_maxlen) | |
1080 | len = unix_maxlen; | |
1081 | } | |
1082 | ||
53a5960a | 1083 | memcpy(addr, target_saddr, len); |
607175e0 | 1084 | addr->sa_family = sa_family; |
53a5960a | 1085 | unlock_user(target_saddr, target_addr, 0); |
579a97f7 FB |
1086 | |
1087 | return 0; | |
7854b056 FB |
1088 | } |
1089 | ||
579a97f7 FB |
1090 | static inline abi_long host_to_target_sockaddr(abi_ulong target_addr, |
1091 | struct sockaddr *addr, | |
1092 | socklen_t len) | |
7854b056 | 1093 | { |
53a5960a PB |
1094 | struct target_sockaddr *target_saddr; |
1095 | ||
579a97f7 FB |
1096 | target_saddr = lock_user(VERIFY_WRITE, target_addr, len, 0); |
1097 | if (!target_saddr) | |
1098 | return -TARGET_EFAULT; | |
53a5960a PB |
1099 | memcpy(target_saddr, addr, len); |
1100 | target_saddr->sa_family = tswap16(addr->sa_family); | |
1101 | unlock_user(target_saddr, target_addr, len); | |
579a97f7 FB |
1102 | |
1103 | return 0; | |
7854b056 FB |
1104 | } |
1105 | ||
53a5960a | 1106 | /* ??? Should this also swap msgh->name? */ |
5a4a898d FB |
1107 | static inline abi_long target_to_host_cmsg(struct msghdr *msgh, |
1108 | struct target_msghdr *target_msgh) | |
7854b056 FB |
1109 | { |
1110 | struct cmsghdr *cmsg = CMSG_FIRSTHDR(msgh); | |
5a4a898d FB |
1111 | abi_long msg_controllen; |
1112 | abi_ulong target_cmsg_addr; | |
1113 | struct target_cmsghdr *target_cmsg; | |
7854b056 | 1114 | socklen_t space = 0; |
5a4a898d FB |
1115 | |
1116 | msg_controllen = tswapl(target_msgh->msg_controllen); | |
1117 | if (msg_controllen < sizeof (struct target_cmsghdr)) | |
1118 | goto the_end; | |
1119 | target_cmsg_addr = tswapl(target_msgh->msg_control); | |
1120 | target_cmsg = lock_user(VERIFY_READ, target_cmsg_addr, msg_controllen, 1); | |
1121 | if (!target_cmsg) | |
1122 | return -TARGET_EFAULT; | |
7854b056 FB |
1123 | |
1124 | while (cmsg && target_cmsg) { | |
1125 | void *data = CMSG_DATA(cmsg); | |
1126 | void *target_data = TARGET_CMSG_DATA(target_cmsg); | |
1127 | ||
5fafdf24 | 1128 | int len = tswapl(target_cmsg->cmsg_len) |
7854b056 FB |
1129 | - TARGET_CMSG_ALIGN(sizeof (struct target_cmsghdr)); |
1130 | ||
1131 | space += CMSG_SPACE(len); | |
1132 | if (space > msgh->msg_controllen) { | |
1133 | space -= CMSG_SPACE(len); | |
31febb71 | 1134 | gemu_log("Host cmsg overflow\n"); |
7854b056 FB |
1135 | break; |
1136 | } | |
1137 | ||
1138 | cmsg->cmsg_level = tswap32(target_cmsg->cmsg_level); | |
1139 | cmsg->cmsg_type = tswap32(target_cmsg->cmsg_type); | |
1140 | cmsg->cmsg_len = CMSG_LEN(len); | |
1141 | ||
3532fa74 | 1142 | if (cmsg->cmsg_level != TARGET_SOL_SOCKET || cmsg->cmsg_type != SCM_RIGHTS) { |
7854b056 FB |
1143 | gemu_log("Unsupported ancillary data: %d/%d\n", cmsg->cmsg_level, cmsg->cmsg_type); |
1144 | memcpy(data, target_data, len); | |
1145 | } else { | |
1146 | int *fd = (int *)data; | |
1147 | int *target_fd = (int *)target_data; | |
1148 | int i, numfds = len / sizeof(int); | |
1149 | ||
1150 | for (i = 0; i < numfds; i++) | |
1151 | fd[i] = tswap32(target_fd[i]); | |
1152 | } | |
1153 | ||
1154 | cmsg = CMSG_NXTHDR(msgh, cmsg); | |
1155 | target_cmsg = TARGET_CMSG_NXTHDR(target_msgh, target_cmsg); | |
1156 | } | |
5a4a898d FB |
1157 | unlock_user(target_cmsg, target_cmsg_addr, 0); |
1158 | the_end: | |
7854b056 | 1159 | msgh->msg_controllen = space; |
5a4a898d | 1160 | return 0; |
7854b056 FB |
1161 | } |
1162 | ||
53a5960a | 1163 | /* ??? Should this also swap msgh->name? */ |
5a4a898d FB |
1164 | static inline abi_long host_to_target_cmsg(struct target_msghdr *target_msgh, |
1165 | struct msghdr *msgh) | |
7854b056 FB |
1166 | { |
1167 | struct cmsghdr *cmsg = CMSG_FIRSTHDR(msgh); | |
5a4a898d FB |
1168 | abi_long msg_controllen; |
1169 | abi_ulong target_cmsg_addr; | |
1170 | struct target_cmsghdr *target_cmsg; | |
7854b056 FB |
1171 | socklen_t space = 0; |
1172 | ||
5a4a898d FB |
1173 | msg_controllen = tswapl(target_msgh->msg_controllen); |
1174 | if (msg_controllen < sizeof (struct target_cmsghdr)) | |
1175 | goto the_end; | |
1176 | target_cmsg_addr = tswapl(target_msgh->msg_control); | |
1177 | target_cmsg = lock_user(VERIFY_WRITE, target_cmsg_addr, msg_controllen, 0); | |
1178 | if (!target_cmsg) | |
1179 | return -TARGET_EFAULT; | |
1180 | ||
7854b056 FB |
1181 | while (cmsg && target_cmsg) { |
1182 | void *data = CMSG_DATA(cmsg); | |
1183 | void *target_data = TARGET_CMSG_DATA(target_cmsg); | |
1184 | ||
1185 | int len = cmsg->cmsg_len - CMSG_ALIGN(sizeof (struct cmsghdr)); | |
1186 | ||
1187 | space += TARGET_CMSG_SPACE(len); | |
5a4a898d | 1188 | if (space > msg_controllen) { |
7854b056 | 1189 | space -= TARGET_CMSG_SPACE(len); |
31febb71 | 1190 | gemu_log("Target cmsg overflow\n"); |
7854b056 FB |
1191 | break; |
1192 | } | |
1193 | ||
1194 | target_cmsg->cmsg_level = tswap32(cmsg->cmsg_level); | |
1195 | target_cmsg->cmsg_type = tswap32(cmsg->cmsg_type); | |
1196 | target_cmsg->cmsg_len = tswapl(TARGET_CMSG_LEN(len)); | |
1197 | ||
3532fa74 | 1198 | if (cmsg->cmsg_level != TARGET_SOL_SOCKET || cmsg->cmsg_type != SCM_RIGHTS) { |
7854b056 FB |
1199 | gemu_log("Unsupported ancillary data: %d/%d\n", cmsg->cmsg_level, cmsg->cmsg_type); |
1200 | memcpy(target_data, data, len); | |
1201 | } else { | |
1202 | int *fd = (int *)data; | |
1203 | int *target_fd = (int *)target_data; | |
1204 | int i, numfds = len / sizeof(int); | |
1205 | ||
1206 | for (i = 0; i < numfds; i++) | |
1207 | target_fd[i] = tswap32(fd[i]); | |
1208 | } | |
1209 | ||
1210 | cmsg = CMSG_NXTHDR(msgh, cmsg); | |
1211 | target_cmsg = TARGET_CMSG_NXTHDR(target_msgh, target_cmsg); | |
1212 | } | |
5a4a898d FB |
1213 | unlock_user(target_cmsg, target_cmsg_addr, space); |
1214 | the_end: | |
1215 | target_msgh->msg_controllen = tswapl(space); | |
1216 | return 0; | |
7854b056 FB |
1217 | } |
1218 | ||
0da46a6e | 1219 | /* do_setsockopt() Must return target values and target errnos. */ |
992f48a0 | 1220 | static abi_long do_setsockopt(int sockfd, int level, int optname, |
2f619698 | 1221 | abi_ulong optval_addr, socklen_t optlen) |
7854b056 | 1222 | { |
992f48a0 | 1223 | abi_long ret; |
32407103 | 1224 | int val; |
b975b83b | 1225 | struct ip_mreqn *ip_mreq; |
6e3cb58f | 1226 | struct ip_mreq_source *ip_mreq_source; |
3b46e624 | 1227 | |
8853f86e FB |
1228 | switch(level) { |
1229 | case SOL_TCP: | |
7854b056 | 1230 | /* TCP options all take an 'int' value. */ |
7854b056 | 1231 | if (optlen < sizeof(uint32_t)) |
0da46a6e | 1232 | return -TARGET_EINVAL; |
3b46e624 | 1233 | |
2f619698 FB |
1234 | if (get_user_u32(val, optval_addr)) |
1235 | return -TARGET_EFAULT; | |
8853f86e FB |
1236 | ret = get_errno(setsockopt(sockfd, level, optname, &val, sizeof(val))); |
1237 | break; | |
1238 | case SOL_IP: | |
1239 | switch(optname) { | |
2efbe911 FB |
1240 | case IP_TOS: |
1241 | case IP_TTL: | |
8853f86e | 1242 | case IP_HDRINCL: |
2efbe911 FB |
1243 | case IP_ROUTER_ALERT: |
1244 | case IP_RECVOPTS: | |
1245 | case IP_RETOPTS: | |
1246 | case IP_PKTINFO: | |
1247 | case IP_MTU_DISCOVER: | |
1248 | case IP_RECVERR: | |
1249 | case IP_RECVTOS: | |
1250 | #ifdef IP_FREEBIND | |
1251 | case IP_FREEBIND: | |
1252 | #endif | |
1253 | case IP_MULTICAST_TTL: | |
1254 | case IP_MULTICAST_LOOP: | |
8853f86e FB |
1255 | val = 0; |
1256 | if (optlen >= sizeof(uint32_t)) { | |
2f619698 FB |
1257 | if (get_user_u32(val, optval_addr)) |
1258 | return -TARGET_EFAULT; | |
8853f86e | 1259 | } else if (optlen >= 1) { |
2f619698 FB |
1260 | if (get_user_u8(val, optval_addr)) |
1261 | return -TARGET_EFAULT; | |
8853f86e FB |
1262 | } |
1263 | ret = get_errno(setsockopt(sockfd, level, optname, &val, sizeof(val))); | |
1264 | break; | |
b975b83b LL |
1265 | case IP_ADD_MEMBERSHIP: |
1266 | case IP_DROP_MEMBERSHIP: | |
1267 | if (optlen < sizeof (struct target_ip_mreq) || | |
1268 | optlen > sizeof (struct target_ip_mreqn)) | |
1269 | return -TARGET_EINVAL; | |
1270 | ||
1271 | ip_mreq = (struct ip_mreqn *) alloca(optlen); | |
1272 | target_to_host_ip_mreq(ip_mreq, optval_addr, optlen); | |
1273 | ret = get_errno(setsockopt(sockfd, level, optname, ip_mreq, optlen)); | |
1274 | break; | |
1275 | ||
6e3cb58f LL |
1276 | case IP_BLOCK_SOURCE: |
1277 | case IP_UNBLOCK_SOURCE: | |
1278 | case IP_ADD_SOURCE_MEMBERSHIP: | |
1279 | case IP_DROP_SOURCE_MEMBERSHIP: | |
1280 | if (optlen != sizeof (struct target_ip_mreq_source)) | |
1281 | return -TARGET_EINVAL; | |
1282 | ||
1283 | ip_mreq_source = lock_user(VERIFY_READ, optval_addr, optlen, 1); | |
1284 | ret = get_errno(setsockopt(sockfd, level, optname, ip_mreq_source, optlen)); | |
1285 | unlock_user (ip_mreq_source, optval_addr, 0); | |
1286 | break; | |
1287 | ||
8853f86e FB |
1288 | default: |
1289 | goto unimplemented; | |
1290 | } | |
1291 | break; | |
3532fa74 | 1292 | case TARGET_SOL_SOCKET: |
8853f86e FB |
1293 | switch (optname) { |
1294 | /* Options with 'int' argument. */ | |
3532fa74 FB |
1295 | case TARGET_SO_DEBUG: |
1296 | optname = SO_DEBUG; | |
1297 | break; | |
1298 | case TARGET_SO_REUSEADDR: | |
1299 | optname = SO_REUSEADDR; | |
1300 | break; | |
1301 | case TARGET_SO_TYPE: | |
1302 | optname = SO_TYPE; | |
1303 | break; | |
1304 | case TARGET_SO_ERROR: | |
1305 | optname = SO_ERROR; | |
1306 | break; | |
1307 | case TARGET_SO_DONTROUTE: | |
1308 | optname = SO_DONTROUTE; | |
1309 | break; | |
1310 | case TARGET_SO_BROADCAST: | |
1311 | optname = SO_BROADCAST; | |
1312 | break; | |
1313 | case TARGET_SO_SNDBUF: | |
1314 | optname = SO_SNDBUF; | |
1315 | break; | |
1316 | case TARGET_SO_RCVBUF: | |
1317 | optname = SO_RCVBUF; | |
1318 | break; | |
1319 | case TARGET_SO_KEEPALIVE: | |
1320 | optname = SO_KEEPALIVE; | |
1321 | break; | |
1322 | case TARGET_SO_OOBINLINE: | |
1323 | optname = SO_OOBINLINE; | |
1324 | break; | |
1325 | case TARGET_SO_NO_CHECK: | |
1326 | optname = SO_NO_CHECK; | |
1327 | break; | |
1328 | case TARGET_SO_PRIORITY: | |
1329 | optname = SO_PRIORITY; | |
1330 | break; | |
5e83e8e3 | 1331 | #ifdef SO_BSDCOMPAT |
3532fa74 FB |
1332 | case TARGET_SO_BSDCOMPAT: |
1333 | optname = SO_BSDCOMPAT; | |
1334 | break; | |
5e83e8e3 | 1335 | #endif |
3532fa74 FB |
1336 | case TARGET_SO_PASSCRED: |
1337 | optname = SO_PASSCRED; | |
1338 | break; | |
1339 | case TARGET_SO_TIMESTAMP: | |
1340 | optname = SO_TIMESTAMP; | |
1341 | break; | |
1342 | case TARGET_SO_RCVLOWAT: | |
1343 | optname = SO_RCVLOWAT; | |
1344 | break; | |
1345 | case TARGET_SO_RCVTIMEO: | |
1346 | optname = SO_RCVTIMEO; | |
1347 | break; | |
1348 | case TARGET_SO_SNDTIMEO: | |
1349 | optname = SO_SNDTIMEO; | |
1350 | break; | |
8853f86e FB |
1351 | break; |
1352 | default: | |
1353 | goto unimplemented; | |
1354 | } | |
3532fa74 | 1355 | if (optlen < sizeof(uint32_t)) |
2f619698 | 1356 | return -TARGET_EINVAL; |
3532fa74 | 1357 | |
2f619698 FB |
1358 | if (get_user_u32(val, optval_addr)) |
1359 | return -TARGET_EFAULT; | |
3532fa74 | 1360 | ret = get_errno(setsockopt(sockfd, SOL_SOCKET, optname, &val, sizeof(val))); |
8853f86e | 1361 | break; |
7854b056 | 1362 | default: |
8853f86e FB |
1363 | unimplemented: |
1364 | gemu_log("Unsupported setsockopt level=%d optname=%d \n", level, optname); | |
6fa13c17 | 1365 | ret = -TARGET_ENOPROTOOPT; |
7854b056 | 1366 | } |
8853f86e | 1367 | return ret; |
7854b056 FB |
1368 | } |
1369 | ||
0da46a6e | 1370 | /* do_getsockopt() Must return target values and target errnos. */ |
992f48a0 | 1371 | static abi_long do_getsockopt(int sockfd, int level, int optname, |
2f619698 | 1372 | abi_ulong optval_addr, abi_ulong optlen) |
7854b056 | 1373 | { |
992f48a0 | 1374 | abi_long ret; |
b55266b5 BS |
1375 | int len, val; |
1376 | socklen_t lv; | |
8853f86e FB |
1377 | |
1378 | switch(level) { | |
3532fa74 | 1379 | case TARGET_SOL_SOCKET: |
f3b974cd JL |
1380 | level = SOL_SOCKET; |
1381 | switch (optname) { | |
1382 | /* These don't just return a single integer */ | |
1383 | case TARGET_SO_LINGER: | |
1384 | case TARGET_SO_RCVTIMEO: | |
1385 | case TARGET_SO_SNDTIMEO: | |
1386 | case TARGET_SO_PEERCRED: | |
1387 | case TARGET_SO_PEERNAME: | |
1388 | goto unimplemented; | |
1389 | /* Options with 'int' argument. */ | |
1390 | case TARGET_SO_DEBUG: | |
1391 | optname = SO_DEBUG; | |
1392 | goto int_case; | |
1393 | case TARGET_SO_REUSEADDR: | |
1394 | optname = SO_REUSEADDR; | |
1395 | goto int_case; | |
1396 | case TARGET_SO_TYPE: | |
1397 | optname = SO_TYPE; | |
1398 | goto int_case; | |
1399 | case TARGET_SO_ERROR: | |
1400 | optname = SO_ERROR; | |
1401 | goto int_case; | |
1402 | case TARGET_SO_DONTROUTE: | |
1403 | optname = SO_DONTROUTE; | |
1404 | goto int_case; | |
1405 | case TARGET_SO_BROADCAST: | |
1406 | optname = SO_BROADCAST; | |
1407 | goto int_case; | |
1408 | case TARGET_SO_SNDBUF: | |
1409 | optname = SO_SNDBUF; | |
1410 | goto int_case; | |
1411 | case TARGET_SO_RCVBUF: | |
1412 | optname = SO_RCVBUF; | |
1413 | goto int_case; | |
1414 | case TARGET_SO_KEEPALIVE: | |
1415 | optname = SO_KEEPALIVE; | |
1416 | goto int_case; | |
1417 | case TARGET_SO_OOBINLINE: | |
1418 | optname = SO_OOBINLINE; | |
1419 | goto int_case; | |
1420 | case TARGET_SO_NO_CHECK: | |
1421 | optname = SO_NO_CHECK; | |
1422 | goto int_case; | |
1423 | case TARGET_SO_PRIORITY: | |
1424 | optname = SO_PRIORITY; | |
1425 | goto int_case; | |
1426 | #ifdef SO_BSDCOMPAT | |
1427 | case TARGET_SO_BSDCOMPAT: | |
1428 | optname = SO_BSDCOMPAT; | |
1429 | goto int_case; | |
1430 | #endif | |
1431 | case TARGET_SO_PASSCRED: | |
1432 | optname = SO_PASSCRED; | |
1433 | goto int_case; | |
1434 | case TARGET_SO_TIMESTAMP: | |
1435 | optname = SO_TIMESTAMP; | |
1436 | goto int_case; | |
1437 | case TARGET_SO_RCVLOWAT: | |
1438 | optname = SO_RCVLOWAT; | |
1439 | goto int_case; | |
8853f86e | 1440 | default: |
2efbe911 FB |
1441 | goto int_case; |
1442 | } | |
1443 | break; | |
1444 | case SOL_TCP: | |
1445 | /* TCP options all take an 'int' value. */ | |
1446 | int_case: | |
2f619698 FB |
1447 | if (get_user_u32(len, optlen)) |
1448 | return -TARGET_EFAULT; | |
2efbe911 | 1449 | if (len < 0) |
0da46a6e | 1450 | return -TARGET_EINVAL; |
2efbe911 FB |
1451 | lv = sizeof(int); |
1452 | ret = get_errno(getsockopt(sockfd, level, optname, &val, &lv)); | |
1453 | if (ret < 0) | |
1454 | return ret; | |
2efbe911 FB |
1455 | if (len > lv) |
1456 | len = lv; | |
2f619698 FB |
1457 | if (len == 4) { |
1458 | if (put_user_u32(val, optval_addr)) | |
1459 | return -TARGET_EFAULT; | |
1460 | } else { | |
1461 | if (put_user_u8(val, optval_addr)) | |
1462 | return -TARGET_EFAULT; | |
f3b974cd | 1463 | } |
2f619698 FB |
1464 | if (put_user_u32(len, optlen)) |
1465 | return -TARGET_EFAULT; | |
2efbe911 FB |
1466 | break; |
1467 | case SOL_IP: | |
1468 | switch(optname) { | |
1469 | case IP_TOS: | |
1470 | case IP_TTL: | |
1471 | case IP_HDRINCL: | |
1472 | case IP_ROUTER_ALERT: | |
1473 | case IP_RECVOPTS: | |
1474 | case IP_RETOPTS: | |
1475 | case IP_PKTINFO: | |
1476 | case IP_MTU_DISCOVER: | |
1477 | case IP_RECVERR: | |
1478 | case IP_RECVTOS: | |
1479 | #ifdef IP_FREEBIND | |
1480 | case IP_FREEBIND: | |
1481 | #endif | |
1482 | case IP_MULTICAST_TTL: | |
1483 | case IP_MULTICAST_LOOP: | |
2f619698 FB |
1484 | if (get_user_u32(len, optlen)) |
1485 | return -TARGET_EFAULT; | |
8853f86e | 1486 | if (len < 0) |
0da46a6e | 1487 | return -TARGET_EINVAL; |
8853f86e FB |
1488 | lv = sizeof(int); |
1489 | ret = get_errno(getsockopt(sockfd, level, optname, &val, &lv)); | |
1490 | if (ret < 0) | |
1491 | return ret; | |
2efbe911 | 1492 | if (len < sizeof(int) && len > 0 && val >= 0 && val < 255) { |
2efbe911 | 1493 | len = 1; |
2f619698 FB |
1494 | if (put_user_u32(len, optlen) |
1495 | || put_user_u8(val, optval_addr)) | |
1496 | return -TARGET_EFAULT; | |
2efbe911 | 1497 | } else { |
2efbe911 FB |
1498 | if (len > sizeof(int)) |
1499 | len = sizeof(int); | |
2f619698 FB |
1500 | if (put_user_u32(len, optlen) |
1501 | || put_user_u32(val, optval_addr)) | |
1502 | return -TARGET_EFAULT; | |
2efbe911 | 1503 | } |
8853f86e | 1504 | break; |
2efbe911 | 1505 | default: |
c02f499e TS |
1506 | ret = -TARGET_ENOPROTOOPT; |
1507 | break; | |
8853f86e FB |
1508 | } |
1509 | break; | |
1510 | default: | |
1511 | unimplemented: | |
1512 | gemu_log("getsockopt level=%d optname=%d not yet supported\n", | |
1513 | level, optname); | |
c02f499e | 1514 | ret = -TARGET_EOPNOTSUPP; |
8853f86e FB |
1515 | break; |
1516 | } | |
1517 | return ret; | |
7854b056 FB |
1518 | } |
1519 | ||
579a97f7 FB |
1520 | /* FIXME |
1521 | * lock_iovec()/unlock_iovec() have a return code of 0 for success where | |
1522 | * other lock functions have a return code of 0 for failure. | |
1523 | */ | |
1524 | static abi_long lock_iovec(int type, struct iovec *vec, abi_ulong target_addr, | |
1525 | int count, int copy) | |
53a5960a PB |
1526 | { |
1527 | struct target_iovec *target_vec; | |
992f48a0 | 1528 | abi_ulong base; |
d732dcb4 | 1529 | int i; |
53a5960a | 1530 | |
579a97f7 FB |
1531 | target_vec = lock_user(VERIFY_READ, target_addr, count * sizeof(struct target_iovec), 1); |
1532 | if (!target_vec) | |
1533 | return -TARGET_EFAULT; | |
53a5960a PB |
1534 | for(i = 0;i < count; i++) { |
1535 | base = tswapl(target_vec[i].iov_base); | |
1536 | vec[i].iov_len = tswapl(target_vec[i].iov_len); | |
41df8411 FB |
1537 | if (vec[i].iov_len != 0) { |
1538 | vec[i].iov_base = lock_user(type, base, vec[i].iov_len, copy); | |
d732dcb4 AZ |
1539 | /* Don't check lock_user return value. We must call writev even |
1540 | if a element has invalid base address. */ | |
41df8411 FB |
1541 | } else { |
1542 | /* zero length pointer is ignored */ | |
1543 | vec[i].iov_base = NULL; | |
1544 | } | |
579a97f7 FB |
1545 | } |
1546 | unlock_user (target_vec, target_addr, 0); | |
1547 | return 0; | |
53a5960a PB |
1548 | } |
1549 | ||
579a97f7 FB |
1550 | static abi_long unlock_iovec(struct iovec *vec, abi_ulong target_addr, |
1551 | int count, int copy) | |
53a5960a PB |
1552 | { |
1553 | struct target_iovec *target_vec; | |
992f48a0 | 1554 | abi_ulong base; |
53a5960a PB |
1555 | int i; |
1556 | ||
579a97f7 FB |
1557 | target_vec = lock_user(VERIFY_READ, target_addr, count * sizeof(struct target_iovec), 1); |
1558 | if (!target_vec) | |
1559 | return -TARGET_EFAULT; | |
53a5960a | 1560 | for(i = 0;i < count; i++) { |
d732dcb4 AZ |
1561 | if (target_vec[i].iov_base) { |
1562 | base = tswapl(target_vec[i].iov_base); | |
1563 | unlock_user(vec[i].iov_base, base, copy ? vec[i].iov_len : 0); | |
1564 | } | |
53a5960a PB |
1565 | } |
1566 | unlock_user (target_vec, target_addr, 0); | |
579a97f7 FB |
1567 | |
1568 | return 0; | |
53a5960a PB |
1569 | } |
1570 | ||
0da46a6e | 1571 | /* do_socket() Must return target values and target errnos. */ |
992f48a0 | 1572 | static abi_long do_socket(int domain, int type, int protocol) |
3532fa74 FB |
1573 | { |
1574 | #if defined(TARGET_MIPS) | |
1575 | switch(type) { | |
1576 | case TARGET_SOCK_DGRAM: | |
1577 | type = SOCK_DGRAM; | |
1578 | break; | |
1579 | case TARGET_SOCK_STREAM: | |
1580 | type = SOCK_STREAM; | |
1581 | break; | |
1582 | case TARGET_SOCK_RAW: | |
1583 | type = SOCK_RAW; | |
1584 | break; | |
1585 | case TARGET_SOCK_RDM: | |
1586 | type = SOCK_RDM; | |
1587 | break; | |
1588 | case TARGET_SOCK_SEQPACKET: | |
1589 | type = SOCK_SEQPACKET; | |
1590 | break; | |
1591 | case TARGET_SOCK_PACKET: | |
1592 | type = SOCK_PACKET; | |
1593 | break; | |
1594 | } | |
1595 | #endif | |
12bc92ab AZ |
1596 | if (domain == PF_NETLINK) |
1597 | return -EAFNOSUPPORT; /* do not NETLINK socket connections possible */ | |
3532fa74 FB |
1598 | return get_errno(socket(domain, type, protocol)); |
1599 | } | |
1600 | ||
0da46a6e | 1601 | /* do_bind() Must return target values and target errnos. */ |
992f48a0 BS |
1602 | static abi_long do_bind(int sockfd, abi_ulong target_addr, |
1603 | socklen_t addrlen) | |
3532fa74 | 1604 | { |
8f7aeaf6 | 1605 | void *addr; |
917507b0 | 1606 | abi_long ret; |
8f7aeaf6 | 1607 | |
38724253 | 1608 | if ((int)addrlen < 0) { |
8f7aeaf6 | 1609 | return -TARGET_EINVAL; |
38724253 | 1610 | } |
8f7aeaf6 | 1611 | |
607175e0 | 1612 | addr = alloca(addrlen+1); |
3b46e624 | 1613 | |
917507b0 AP |
1614 | ret = target_to_host_sockaddr(addr, target_addr, addrlen); |
1615 | if (ret) | |
1616 | return ret; | |
1617 | ||
3532fa74 FB |
1618 | return get_errno(bind(sockfd, addr, addrlen)); |
1619 | } | |
1620 | ||
0da46a6e | 1621 | /* do_connect() Must return target values and target errnos. */ |
992f48a0 BS |
1622 | static abi_long do_connect(int sockfd, abi_ulong target_addr, |
1623 | socklen_t addrlen) | |
3532fa74 | 1624 | { |
8f7aeaf6 | 1625 | void *addr; |
917507b0 | 1626 | abi_long ret; |
8f7aeaf6 | 1627 | |
38724253 | 1628 | if ((int)addrlen < 0) { |
8f7aeaf6 | 1629 | return -TARGET_EINVAL; |
38724253 | 1630 | } |
8f7aeaf6 AJ |
1631 | |
1632 | addr = alloca(addrlen); | |
3b46e624 | 1633 | |
917507b0 AP |
1634 | ret = target_to_host_sockaddr(addr, target_addr, addrlen); |
1635 | if (ret) | |
1636 | return ret; | |
1637 | ||
3532fa74 FB |
1638 | return get_errno(connect(sockfd, addr, addrlen)); |
1639 | } | |
1640 | ||
0da46a6e | 1641 | /* do_sendrecvmsg() Must return target values and target errnos. */ |
992f48a0 BS |
1642 | static abi_long do_sendrecvmsg(int fd, abi_ulong target_msg, |
1643 | int flags, int send) | |
3532fa74 | 1644 | { |
6de645c7 | 1645 | abi_long ret, len; |
3532fa74 FB |
1646 | struct target_msghdr *msgp; |
1647 | struct msghdr msg; | |
1648 | int count; | |
1649 | struct iovec *vec; | |
992f48a0 | 1650 | abi_ulong target_vec; |
3532fa74 | 1651 | |
579a97f7 FB |
1652 | /* FIXME */ |
1653 | if (!lock_user_struct(send ? VERIFY_READ : VERIFY_WRITE, | |
1654 | msgp, | |
1655 | target_msg, | |
1656 | send ? 1 : 0)) | |
1657 | return -TARGET_EFAULT; | |
3532fa74 FB |
1658 | if (msgp->msg_name) { |
1659 | msg.msg_namelen = tswap32(msgp->msg_namelen); | |
1660 | msg.msg_name = alloca(msg.msg_namelen); | |
917507b0 | 1661 | ret = target_to_host_sockaddr(msg.msg_name, tswapl(msgp->msg_name), |
3532fa74 | 1662 | msg.msg_namelen); |
917507b0 AP |
1663 | if (ret) { |
1664 | unlock_user_struct(msgp, target_msg, send ? 0 : 1); | |
1665 | return ret; | |
1666 | } | |
3532fa74 FB |
1667 | } else { |
1668 | msg.msg_name = NULL; | |
1669 | msg.msg_namelen = 0; | |
1670 | } | |
1671 | msg.msg_controllen = 2 * tswapl(msgp->msg_controllen); | |
1672 | msg.msg_control = alloca(msg.msg_controllen); | |
1673 | msg.msg_flags = tswap32(msgp->msg_flags); | |
3b46e624 | 1674 | |
3532fa74 FB |
1675 | count = tswapl(msgp->msg_iovlen); |
1676 | vec = alloca(count * sizeof(struct iovec)); | |
1677 | target_vec = tswapl(msgp->msg_iov); | |
579a97f7 | 1678 | lock_iovec(send ? VERIFY_READ : VERIFY_WRITE, vec, target_vec, count, send); |
3532fa74 FB |
1679 | msg.msg_iovlen = count; |
1680 | msg.msg_iov = vec; | |
3b46e624 | 1681 | |
3532fa74 | 1682 | if (send) { |
5a4a898d FB |
1683 | ret = target_to_host_cmsg(&msg, msgp); |
1684 | if (ret == 0) | |
1685 | ret = get_errno(sendmsg(fd, &msg, flags)); | |
3532fa74 FB |
1686 | } else { |
1687 | ret = get_errno(recvmsg(fd, &msg, flags)); | |
6de645c7 AZ |
1688 | if (!is_error(ret)) { |
1689 | len = ret; | |
5a4a898d | 1690 | ret = host_to_target_cmsg(msgp, &msg); |
6de645c7 AZ |
1691 | if (!is_error(ret)) |
1692 | ret = len; | |
1693 | } | |
3532fa74 FB |
1694 | } |
1695 | unlock_iovec(vec, target_vec, count, !send); | |
579a97f7 | 1696 | unlock_user_struct(msgp, target_msg, send ? 0 : 1); |
3532fa74 FB |
1697 | return ret; |
1698 | } | |
1699 | ||
0da46a6e | 1700 | /* do_accept() Must return target values and target errnos. */ |
992f48a0 | 1701 | static abi_long do_accept(int fd, abi_ulong target_addr, |
2f619698 | 1702 | abi_ulong target_addrlen_addr) |
1be9e1dc | 1703 | { |
2f619698 FB |
1704 | socklen_t addrlen; |
1705 | void *addr; | |
992f48a0 | 1706 | abi_long ret; |
1be9e1dc | 1707 | |
917507b0 AP |
1708 | if (target_addr == 0) |
1709 | return get_errno(accept(fd, NULL, NULL)); | |
1710 | ||
1711 | /* linux returns EINVAL if addrlen pointer is invalid */ | |
2f619698 | 1712 | if (get_user_u32(addrlen, target_addrlen_addr)) |
917507b0 | 1713 | return -TARGET_EINVAL; |
2f619698 | 1714 | |
38724253 | 1715 | if ((int)addrlen < 0) { |
8f7aeaf6 | 1716 | return -TARGET_EINVAL; |
38724253 | 1717 | } |
8f7aeaf6 | 1718 | |
917507b0 AP |
1719 | if (!access_ok(VERIFY_WRITE, target_addr, addrlen)) |
1720 | return -TARGET_EINVAL; | |
1721 | ||
2f619698 FB |
1722 | addr = alloca(addrlen); |
1723 | ||
1be9e1dc PB |
1724 | ret = get_errno(accept(fd, addr, &addrlen)); |
1725 | if (!is_error(ret)) { | |
1726 | host_to_target_sockaddr(target_addr, addr, addrlen); | |
2f619698 FB |
1727 | if (put_user_u32(addrlen, target_addrlen_addr)) |
1728 | ret = -TARGET_EFAULT; | |
1be9e1dc PB |
1729 | } |
1730 | return ret; | |
1731 | } | |
1732 | ||
0da46a6e | 1733 | /* do_getpeername() Must return target values and target errnos. */ |
992f48a0 | 1734 | static abi_long do_getpeername(int fd, abi_ulong target_addr, |
2f619698 | 1735 | abi_ulong target_addrlen_addr) |
1be9e1dc | 1736 | { |
2f619698 FB |
1737 | socklen_t addrlen; |
1738 | void *addr; | |
992f48a0 | 1739 | abi_long ret; |
1be9e1dc | 1740 | |
2f619698 FB |
1741 | if (get_user_u32(addrlen, target_addrlen_addr)) |
1742 | return -TARGET_EFAULT; | |
1743 | ||
38724253 | 1744 | if ((int)addrlen < 0) { |
8f7aeaf6 | 1745 | return -TARGET_EINVAL; |
38724253 | 1746 | } |
8f7aeaf6 | 1747 | |
917507b0 AP |
1748 | if (!access_ok(VERIFY_WRITE, target_addr, addrlen)) |
1749 | return -TARGET_EFAULT; | |
1750 | ||
2f619698 FB |
1751 | addr = alloca(addrlen); |
1752 | ||
1be9e1dc PB |
1753 | ret = get_errno(getpeername(fd, addr, &addrlen)); |
1754 | if (!is_error(ret)) { | |
1755 | host_to_target_sockaddr(target_addr, addr, addrlen); | |
2f619698 FB |
1756 | if (put_user_u32(addrlen, target_addrlen_addr)) |
1757 | ret = -TARGET_EFAULT; | |
1be9e1dc PB |
1758 | } |
1759 | return ret; | |
1760 | } | |
1761 | ||
0da46a6e | 1762 | /* do_getsockname() Must return target values and target errnos. */ |
992f48a0 | 1763 | static abi_long do_getsockname(int fd, abi_ulong target_addr, |
2f619698 | 1764 | abi_ulong target_addrlen_addr) |
1be9e1dc | 1765 | { |
2f619698 FB |
1766 | socklen_t addrlen; |
1767 | void *addr; | |
992f48a0 | 1768 | abi_long ret; |
1be9e1dc | 1769 | |
2f619698 FB |
1770 | if (get_user_u32(addrlen, target_addrlen_addr)) |
1771 | return -TARGET_EFAULT; | |
1772 | ||
38724253 | 1773 | if ((int)addrlen < 0) { |
8f7aeaf6 | 1774 | return -TARGET_EINVAL; |
38724253 | 1775 | } |
8f7aeaf6 | 1776 | |
917507b0 AP |
1777 | if (!access_ok(VERIFY_WRITE, target_addr, addrlen)) |
1778 | return -TARGET_EFAULT; | |
1779 | ||
2f619698 FB |
1780 | addr = alloca(addrlen); |
1781 | ||
1be9e1dc PB |
1782 | ret = get_errno(getsockname(fd, addr, &addrlen)); |
1783 | if (!is_error(ret)) { | |
1784 | host_to_target_sockaddr(target_addr, addr, addrlen); | |
2f619698 FB |
1785 | if (put_user_u32(addrlen, target_addrlen_addr)) |
1786 | ret = -TARGET_EFAULT; | |
1be9e1dc PB |
1787 | } |
1788 | return ret; | |
1789 | } | |
1790 | ||
0da46a6e | 1791 | /* do_socketpair() Must return target values and target errnos. */ |
992f48a0 | 1792 | static abi_long do_socketpair(int domain, int type, int protocol, |
2f619698 | 1793 | abi_ulong target_tab_addr) |
1be9e1dc PB |
1794 | { |
1795 | int tab[2]; | |
992f48a0 | 1796 | abi_long ret; |
1be9e1dc PB |
1797 | |
1798 | ret = get_errno(socketpair(domain, type, protocol, tab)); | |
1799 | if (!is_error(ret)) { | |
2f619698 FB |
1800 | if (put_user_s32(tab[0], target_tab_addr) |
1801 | || put_user_s32(tab[1], target_tab_addr + sizeof(tab[0]))) | |
1802 | ret = -TARGET_EFAULT; | |
1be9e1dc PB |
1803 | } |
1804 | return ret; | |
1805 | } | |
1806 | ||
0da46a6e | 1807 | /* do_sendto() Must return target values and target errnos. */ |
992f48a0 BS |
1808 | static abi_long do_sendto(int fd, abi_ulong msg, size_t len, int flags, |
1809 | abi_ulong target_addr, socklen_t addrlen) | |
1be9e1dc PB |
1810 | { |
1811 | void *addr; | |
1812 | void *host_msg; | |
992f48a0 | 1813 | abi_long ret; |
1be9e1dc | 1814 | |
38724253 | 1815 | if ((int)addrlen < 0) { |
8f7aeaf6 | 1816 | return -TARGET_EINVAL; |
38724253 | 1817 | } |
8f7aeaf6 | 1818 | |
579a97f7 FB |
1819 | host_msg = lock_user(VERIFY_READ, msg, len, 1); |
1820 | if (!host_msg) | |
1821 | return -TARGET_EFAULT; | |
1be9e1dc PB |
1822 | if (target_addr) { |
1823 | addr = alloca(addrlen); | |
917507b0 AP |
1824 | ret = target_to_host_sockaddr(addr, target_addr, addrlen); |
1825 | if (ret) { | |
1826 | unlock_user(host_msg, msg, 0); | |
1827 | return ret; | |
1828 | } | |
1be9e1dc PB |
1829 | ret = get_errno(sendto(fd, host_msg, len, flags, addr, addrlen)); |
1830 | } else { | |
1831 | ret = get_errno(send(fd, host_msg, len, flags)); | |
1832 | } | |
1833 | unlock_user(host_msg, msg, 0); | |
1834 | return ret; | |
1835 | } | |
1836 | ||
0da46a6e | 1837 | /* do_recvfrom() Must return target values and target errnos. */ |
992f48a0 BS |
1838 | static abi_long do_recvfrom(int fd, abi_ulong msg, size_t len, int flags, |
1839 | abi_ulong target_addr, | |
1840 | abi_ulong target_addrlen) | |
1be9e1dc PB |
1841 | { |
1842 | socklen_t addrlen; | |
1843 | void *addr; | |
1844 | void *host_msg; | |
992f48a0 | 1845 | abi_long ret; |
1be9e1dc | 1846 | |
579a97f7 FB |
1847 | host_msg = lock_user(VERIFY_WRITE, msg, len, 0); |
1848 | if (!host_msg) | |
1849 | return -TARGET_EFAULT; | |
1be9e1dc | 1850 | if (target_addr) { |
2f619698 FB |
1851 | if (get_user_u32(addrlen, target_addrlen)) { |
1852 | ret = -TARGET_EFAULT; | |
1853 | goto fail; | |
1854 | } | |
38724253 | 1855 | if ((int)addrlen < 0) { |
8f7aeaf6 AJ |
1856 | ret = -TARGET_EINVAL; |
1857 | goto fail; | |
1858 | } | |
1be9e1dc PB |
1859 | addr = alloca(addrlen); |
1860 | ret = get_errno(recvfrom(fd, host_msg, len, flags, addr, &addrlen)); | |
1861 | } else { | |
1862 | addr = NULL; /* To keep compiler quiet. */ | |
1863 | ret = get_errno(recv(fd, host_msg, len, flags)); | |
1864 | } | |
1865 | if (!is_error(ret)) { | |
1866 | if (target_addr) { | |
1867 | host_to_target_sockaddr(target_addr, addr, addrlen); | |
2f619698 FB |
1868 | if (put_user_u32(addrlen, target_addrlen)) { |
1869 | ret = -TARGET_EFAULT; | |
1870 | goto fail; | |
1871 | } | |
1be9e1dc PB |
1872 | } |
1873 | unlock_user(host_msg, msg, len); | |
1874 | } else { | |
2f619698 | 1875 | fail: |
1be9e1dc PB |
1876 | unlock_user(host_msg, msg, 0); |
1877 | } | |
1878 | return ret; | |
1879 | } | |
1880 | ||
32407103 | 1881 | #ifdef TARGET_NR_socketcall |
0da46a6e | 1882 | /* do_socketcall() Must return target values and target errnos. */ |
992f48a0 | 1883 | static abi_long do_socketcall(int num, abi_ulong vptr) |
31e31b8a | 1884 | { |
992f48a0 BS |
1885 | abi_long ret; |
1886 | const int n = sizeof(abi_ulong); | |
31e31b8a FB |
1887 | |
1888 | switch(num) { | |
1889 | case SOCKOP_socket: | |
7854b056 | 1890 | { |
98818189 | 1891 | abi_ulong domain, type, protocol; |
2f619698 | 1892 | |
98818189 UH |
1893 | if (get_user_ual(domain, vptr) |
1894 | || get_user_ual(type, vptr + n) | |
1895 | || get_user_ual(protocol, vptr + 2 * n)) | |
2f619698 FB |
1896 | return -TARGET_EFAULT; |
1897 | ||
3532fa74 | 1898 | ret = do_socket(domain, type, protocol); |
7854b056 | 1899 | } |
31e31b8a FB |
1900 | break; |
1901 | case SOCKOP_bind: | |
7854b056 | 1902 | { |
98818189 | 1903 | abi_ulong sockfd; |
2f619698 FB |
1904 | abi_ulong target_addr; |
1905 | socklen_t addrlen; | |
1906 | ||
98818189 | 1907 | if (get_user_ual(sockfd, vptr) |
2f619698 | 1908 | || get_user_ual(target_addr, vptr + n) |
98818189 | 1909 | || get_user_ual(addrlen, vptr + 2 * n)) |
2f619698 FB |
1910 | return -TARGET_EFAULT; |
1911 | ||
3532fa74 | 1912 | ret = do_bind(sockfd, target_addr, addrlen); |
7854b056 | 1913 | } |
31e31b8a FB |
1914 | break; |
1915 | case SOCKOP_connect: | |
7854b056 | 1916 | { |
98818189 | 1917 | abi_ulong sockfd; |
2f619698 FB |
1918 | abi_ulong target_addr; |
1919 | socklen_t addrlen; | |
1920 | ||
98818189 | 1921 | if (get_user_ual(sockfd, vptr) |
2f619698 | 1922 | || get_user_ual(target_addr, vptr + n) |
98818189 | 1923 | || get_user_ual(addrlen, vptr + 2 * n)) |
2f619698 FB |
1924 | return -TARGET_EFAULT; |
1925 | ||
3532fa74 | 1926 | ret = do_connect(sockfd, target_addr, addrlen); |
7854b056 | 1927 | } |
31e31b8a FB |
1928 | break; |
1929 | case SOCKOP_listen: | |
7854b056 | 1930 | { |
98818189 | 1931 | abi_ulong sockfd, backlog; |
2f619698 | 1932 | |
98818189 UH |
1933 | if (get_user_ual(sockfd, vptr) |
1934 | || get_user_ual(backlog, vptr + n)) | |
2f619698 FB |
1935 | return -TARGET_EFAULT; |
1936 | ||
7854b056 FB |
1937 | ret = get_errno(listen(sockfd, backlog)); |
1938 | } | |
31e31b8a FB |
1939 | break; |
1940 | case SOCKOP_accept: | |
1941 | { | |
98818189 | 1942 | abi_ulong sockfd; |
2f619698 FB |
1943 | abi_ulong target_addr, target_addrlen; |
1944 | ||
98818189 | 1945 | if (get_user_ual(sockfd, vptr) |
2f619698 | 1946 | || get_user_ual(target_addr, vptr + n) |
98818189 | 1947 | || get_user_ual(target_addrlen, vptr + 2 * n)) |
2f619698 FB |
1948 | return -TARGET_EFAULT; |
1949 | ||
1be9e1dc | 1950 | ret = do_accept(sockfd, target_addr, target_addrlen); |
31e31b8a FB |
1951 | } |
1952 | break; | |
1953 | case SOCKOP_getsockname: | |
1954 | { | |
98818189 | 1955 | abi_ulong sockfd; |
2f619698 FB |
1956 | abi_ulong target_addr, target_addrlen; |
1957 | ||
98818189 | 1958 | if (get_user_ual(sockfd, vptr) |
2f619698 | 1959 | || get_user_ual(target_addr, vptr + n) |
98818189 | 1960 | || get_user_ual(target_addrlen, vptr + 2 * n)) |
2f619698 FB |
1961 | return -TARGET_EFAULT; |
1962 | ||
1be9e1dc | 1963 | ret = do_getsockname(sockfd, target_addr, target_addrlen); |
31e31b8a FB |
1964 | } |
1965 | break; | |
1966 | case SOCKOP_getpeername: | |
1967 | { | |
98818189 | 1968 | abi_ulong sockfd; |
2f619698 FB |
1969 | abi_ulong target_addr, target_addrlen; |
1970 | ||
98818189 | 1971 | if (get_user_ual(sockfd, vptr) |
2f619698 | 1972 | || get_user_ual(target_addr, vptr + n) |
98818189 | 1973 | || get_user_ual(target_addrlen, vptr + 2 * n)) |
2f619698 FB |
1974 | return -TARGET_EFAULT; |
1975 | ||
1be9e1dc | 1976 | ret = do_getpeername(sockfd, target_addr, target_addrlen); |
31e31b8a FB |
1977 | } |
1978 | break; | |
1979 | case SOCKOP_socketpair: | |
1980 | { | |
98818189 | 1981 | abi_ulong domain, type, protocol; |
2f619698 FB |
1982 | abi_ulong tab; |
1983 | ||
98818189 UH |
1984 | if (get_user_ual(domain, vptr) |
1985 | || get_user_ual(type, vptr + n) | |
1986 | || get_user_ual(protocol, vptr + 2 * n) | |
2f619698 FB |
1987 | || get_user_ual(tab, vptr + 3 * n)) |
1988 | return -TARGET_EFAULT; | |
1989 | ||
1be9e1dc | 1990 | ret = do_socketpair(domain, type, protocol, tab); |
31e31b8a FB |
1991 | } |
1992 | break; | |
1993 | case SOCKOP_send: | |
7854b056 | 1994 | { |
98818189 | 1995 | abi_ulong sockfd; |
2f619698 FB |
1996 | abi_ulong msg; |
1997 | size_t len; | |
98818189 | 1998 | abi_ulong flags; |
2f619698 | 1999 | |
98818189 | 2000 | if (get_user_ual(sockfd, vptr) |
2f619698 FB |
2001 | || get_user_ual(msg, vptr + n) |
2002 | || get_user_ual(len, vptr + 2 * n) | |
98818189 | 2003 | || get_user_ual(flags, vptr + 3 * n)) |
2f619698 FB |
2004 | return -TARGET_EFAULT; |
2005 | ||
1be9e1dc | 2006 | ret = do_sendto(sockfd, msg, len, flags, 0, 0); |
7854b056 | 2007 | } |
31e31b8a FB |
2008 | break; |
2009 | case SOCKOP_recv: | |
7854b056 | 2010 | { |
98818189 | 2011 | abi_ulong sockfd; |
2f619698 FB |
2012 | abi_ulong msg; |
2013 | size_t len; | |
98818189 | 2014 | abi_ulong flags; |
2f619698 | 2015 | |
98818189 | 2016 | if (get_user_ual(sockfd, vptr) |
2f619698 FB |
2017 | || get_user_ual(msg, vptr + n) |
2018 | || get_user_ual(len, vptr + 2 * n) | |
98818189 | 2019 | || get_user_ual(flags, vptr + 3 * n)) |
2f619698 FB |
2020 | return -TARGET_EFAULT; |
2021 | ||
1be9e1dc | 2022 | ret = do_recvfrom(sockfd, msg, len, flags, 0, 0); |
7854b056 | 2023 | } |
31e31b8a FB |
2024 | break; |
2025 | case SOCKOP_sendto: | |
7854b056 | 2026 | { |
98818189 | 2027 | abi_ulong sockfd; |
2f619698 FB |
2028 | abi_ulong msg; |
2029 | size_t len; | |
98818189 | 2030 | abi_ulong flags; |
2f619698 FB |
2031 | abi_ulong addr; |
2032 | socklen_t addrlen; | |
2033 | ||
98818189 | 2034 | if (get_user_ual(sockfd, vptr) |
2f619698 FB |
2035 | || get_user_ual(msg, vptr + n) |
2036 | || get_user_ual(len, vptr + 2 * n) | |
98818189 | 2037 | || get_user_ual(flags, vptr + 3 * n) |
2f619698 | 2038 | || get_user_ual(addr, vptr + 4 * n) |
98818189 | 2039 | || get_user_ual(addrlen, vptr + 5 * n)) |
2f619698 FB |
2040 | return -TARGET_EFAULT; |
2041 | ||
1be9e1dc | 2042 | ret = do_sendto(sockfd, msg, len, flags, addr, addrlen); |
7854b056 | 2043 | } |
31e31b8a FB |
2044 | break; |
2045 | case SOCKOP_recvfrom: | |
2046 | { | |
98818189 | 2047 | abi_ulong sockfd; |
2f619698 FB |
2048 | abi_ulong msg; |
2049 | size_t len; | |
98818189 | 2050 | abi_ulong flags; |
2f619698 FB |
2051 | abi_ulong addr; |
2052 | socklen_t addrlen; | |
2053 | ||
98818189 | 2054 | if (get_user_ual(sockfd, vptr) |
2f619698 FB |
2055 | || get_user_ual(msg, vptr + n) |
2056 | || get_user_ual(len, vptr + 2 * n) | |
98818189 | 2057 | || get_user_ual(flags, vptr + 3 * n) |
2f619698 | 2058 | || get_user_ual(addr, vptr + 4 * n) |
98818189 | 2059 | || get_user_ual(addrlen, vptr + 5 * n)) |
2f619698 FB |
2060 | return -TARGET_EFAULT; |
2061 | ||
1be9e1dc | 2062 | ret = do_recvfrom(sockfd, msg, len, flags, addr, addrlen); |
31e31b8a FB |
2063 | } |
2064 | break; | |
2065 | case SOCKOP_shutdown: | |
7854b056 | 2066 | { |
98818189 | 2067 | abi_ulong sockfd, how; |
2f619698 | 2068 | |
98818189 UH |
2069 | if (get_user_ual(sockfd, vptr) |
2070 | || get_user_ual(how, vptr + n)) | |
2f619698 | 2071 | return -TARGET_EFAULT; |
7854b056 FB |
2072 | |
2073 | ret = get_errno(shutdown(sockfd, how)); | |
2074 | } | |
31e31b8a FB |
2075 | break; |
2076 | case SOCKOP_sendmsg: | |
2077 | case SOCKOP_recvmsg: | |
1a9353d2 | 2078 | { |
98818189 | 2079 | abi_ulong fd; |
992f48a0 | 2080 | abi_ulong target_msg; |
98818189 | 2081 | abi_ulong flags; |
1a9353d2 | 2082 | |
98818189 | 2083 | if (get_user_ual(fd, vptr) |
2f619698 | 2084 | || get_user_ual(target_msg, vptr + n) |
98818189 | 2085 | || get_user_ual(flags, vptr + 2 * n)) |
2f619698 | 2086 | return -TARGET_EFAULT; |
3532fa74 | 2087 | |
5fafdf24 | 2088 | ret = do_sendrecvmsg(fd, target_msg, flags, |
3532fa74 | 2089 | (num == SOCKOP_sendmsg)); |
1a9353d2 FB |
2090 | } |
2091 | break; | |
31e31b8a | 2092 | case SOCKOP_setsockopt: |
7854b056 | 2093 | { |
98818189 UH |
2094 | abi_ulong sockfd; |
2095 | abi_ulong level; | |
2096 | abi_ulong optname; | |
2f619698 FB |
2097 | abi_ulong optval; |
2098 | socklen_t optlen; | |
2099 | ||
98818189 UH |
2100 | if (get_user_ual(sockfd, vptr) |
2101 | || get_user_ual(level, vptr + n) | |
2102 | || get_user_ual(optname, vptr + 2 * n) | |
2f619698 | 2103 | || get_user_ual(optval, vptr + 3 * n) |
98818189 | 2104 | || get_user_ual(optlen, vptr + 4 * n)) |
2f619698 | 2105 | return -TARGET_EFAULT; |
7854b056 FB |
2106 | |
2107 | ret = do_setsockopt(sockfd, level, optname, optval, optlen); | |
2108 | } | |
2109 | break; | |
31e31b8a | 2110 | case SOCKOP_getsockopt: |
7854b056 | 2111 | { |
98818189 UH |
2112 | abi_ulong sockfd; |
2113 | abi_ulong level; | |
2114 | abi_ulong optname; | |
2f619698 FB |
2115 | abi_ulong optval; |
2116 | socklen_t optlen; | |
2117 | ||
98818189 UH |
2118 | if (get_user_ual(sockfd, vptr) |
2119 | || get_user_ual(level, vptr + n) | |
2120 | || get_user_ual(optname, vptr + 2 * n) | |
2f619698 | 2121 | || get_user_ual(optval, vptr + 3 * n) |
98818189 | 2122 | || get_user_ual(optlen, vptr + 4 * n)) |
2f619698 | 2123 | return -TARGET_EFAULT; |
7854b056 | 2124 | |
2f619698 | 2125 | ret = do_getsockopt(sockfd, level, optname, optval, optlen); |
7854b056 FB |
2126 | } |
2127 | break; | |
31e31b8a FB |
2128 | default: |
2129 | gemu_log("Unsupported socketcall: %d\n", num); | |
0da46a6e | 2130 | ret = -TARGET_ENOSYS; |
31e31b8a FB |
2131 | break; |
2132 | } | |
2133 | return ret; | |
2134 | } | |
32407103 | 2135 | #endif |
31e31b8a | 2136 | |
8853f86e FB |
2137 | #define N_SHM_REGIONS 32 |
2138 | ||
2139 | static struct shm_region { | |
5a4a898d FB |
2140 | abi_ulong start; |
2141 | abi_ulong size; | |
8853f86e FB |
2142 | } shm_regions[N_SHM_REGIONS]; |
2143 | ||
3eb6b044 TS |
2144 | struct target_ipc_perm |
2145 | { | |
992f48a0 BS |
2146 | abi_long __key; |
2147 | abi_ulong uid; | |
2148 | abi_ulong gid; | |
2149 | abi_ulong cuid; | |
2150 | abi_ulong cgid; | |
3eb6b044 TS |
2151 | unsigned short int mode; |
2152 | unsigned short int __pad1; | |
2153 | unsigned short int __seq; | |
2154 | unsigned short int __pad2; | |
992f48a0 BS |
2155 | abi_ulong __unused1; |
2156 | abi_ulong __unused2; | |
3eb6b044 TS |
2157 | }; |
2158 | ||
2159 | struct target_semid_ds | |
2160 | { | |
2161 | struct target_ipc_perm sem_perm; | |
992f48a0 BS |
2162 | abi_ulong sem_otime; |
2163 | abi_ulong __unused1; | |
2164 | abi_ulong sem_ctime; | |
2165 | abi_ulong __unused2; | |
2166 | abi_ulong sem_nsems; | |
2167 | abi_ulong __unused3; | |
2168 | abi_ulong __unused4; | |
3eb6b044 TS |
2169 | }; |
2170 | ||
579a97f7 FB |
2171 | static inline abi_long target_to_host_ipc_perm(struct ipc_perm *host_ip, |
2172 | abi_ulong target_addr) | |
3eb6b044 TS |
2173 | { |
2174 | struct target_ipc_perm *target_ip; | |
2175 | struct target_semid_ds *target_sd; | |
2176 | ||
579a97f7 FB |
2177 | if (!lock_user_struct(VERIFY_READ, target_sd, target_addr, 1)) |
2178 | return -TARGET_EFAULT; | |
e8bbe36c | 2179 | target_ip = &(target_sd->sem_perm); |
3eb6b044 TS |
2180 | host_ip->__key = tswapl(target_ip->__key); |
2181 | host_ip->uid = tswapl(target_ip->uid); | |
2182 | host_ip->gid = tswapl(target_ip->gid); | |
2183 | host_ip->cuid = tswapl(target_ip->cuid); | |
2184 | host_ip->cgid = tswapl(target_ip->cgid); | |
2185 | host_ip->mode = tswapl(target_ip->mode); | |
2186 | unlock_user_struct(target_sd, target_addr, 0); | |
579a97f7 | 2187 | return 0; |
3eb6b044 TS |
2188 | } |
2189 | ||
579a97f7 FB |
2190 | static inline abi_long host_to_target_ipc_perm(abi_ulong target_addr, |
2191 | struct ipc_perm *host_ip) | |
3eb6b044 TS |
2192 | { |
2193 | struct target_ipc_perm *target_ip; | |
2194 | struct target_semid_ds *target_sd; | |
2195 | ||
579a97f7 FB |
2196 | if (!lock_user_struct(VERIFY_WRITE, target_sd, target_addr, 0)) |
2197 | return -TARGET_EFAULT; | |
3eb6b044 TS |
2198 | target_ip = &(target_sd->sem_perm); |
2199 | target_ip->__key = tswapl(host_ip->__key); | |
2200 | target_ip->uid = tswapl(host_ip->uid); | |
2201 | target_ip->gid = tswapl(host_ip->gid); | |
2202 | target_ip->cuid = tswapl(host_ip->cuid); | |
2203 | target_ip->cgid = tswapl(host_ip->cgid); | |
2204 | target_ip->mode = tswapl(host_ip->mode); | |
2205 | unlock_user_struct(target_sd, target_addr, 1); | |
579a97f7 | 2206 | return 0; |
3eb6b044 TS |
2207 | } |
2208 | ||
579a97f7 FB |
2209 | static inline abi_long target_to_host_semid_ds(struct semid_ds *host_sd, |
2210 | abi_ulong target_addr) | |
3eb6b044 TS |
2211 | { |
2212 | struct target_semid_ds *target_sd; | |
2213 | ||
579a97f7 FB |
2214 | if (!lock_user_struct(VERIFY_READ, target_sd, target_addr, 1)) |
2215 | return -TARGET_EFAULT; | |
e5289087 AJ |
2216 | if (target_to_host_ipc_perm(&(host_sd->sem_perm),target_addr)) |
2217 | return -TARGET_EFAULT; | |
3eb6b044 TS |
2218 | host_sd->sem_nsems = tswapl(target_sd->sem_nsems); |
2219 | host_sd->sem_otime = tswapl(target_sd->sem_otime); | |
2220 | host_sd->sem_ctime = tswapl(target_sd->sem_ctime); | |
2221 | unlock_user_struct(target_sd, target_addr, 0); | |
579a97f7 | 2222 | return 0; |
3eb6b044 TS |
2223 | } |
2224 | ||
579a97f7 FB |
2225 | static inline abi_long host_to_target_semid_ds(abi_ulong target_addr, |
2226 | struct semid_ds *host_sd) | |
3eb6b044 TS |
2227 | { |
2228 | struct target_semid_ds *target_sd; | |
2229 | ||
579a97f7 FB |
2230 | if (!lock_user_struct(VERIFY_WRITE, target_sd, target_addr, 0)) |
2231 | return -TARGET_EFAULT; | |
e5289087 AJ |
2232 | if (host_to_target_ipc_perm(target_addr,&(host_sd->sem_perm))) |
2233 | return -TARGET_EFAULT;; | |
3eb6b044 TS |
2234 | target_sd->sem_nsems = tswapl(host_sd->sem_nsems); |
2235 | target_sd->sem_otime = tswapl(host_sd->sem_otime); | |
2236 | target_sd->sem_ctime = tswapl(host_sd->sem_ctime); | |
2237 | unlock_user_struct(target_sd, target_addr, 1); | |
579a97f7 | 2238 | return 0; |
3eb6b044 TS |
2239 | } |
2240 | ||
e5289087 AJ |
2241 | struct target_seminfo { |
2242 | int semmap; | |
2243 | int semmni; | |
2244 | int semmns; | |
2245 | int semmnu; | |
2246 | int semmsl; | |
2247 | int semopm; | |
2248 | int semume; | |
2249 | int semusz; | |
2250 | int semvmx; | |
2251 | int semaem; | |
2252 | }; | |
2253 | ||
2254 | static inline abi_long host_to_target_seminfo(abi_ulong target_addr, | |
2255 | struct seminfo *host_seminfo) | |
2256 | { | |
2257 | struct target_seminfo *target_seminfo; | |
2258 | if (!lock_user_struct(VERIFY_WRITE, target_seminfo, target_addr, 0)) | |
2259 | return -TARGET_EFAULT; | |
2260 | __put_user(host_seminfo->semmap, &target_seminfo->semmap); | |
2261 | __put_user(host_seminfo->semmni, &target_seminfo->semmni); | |
2262 | __put_user(host_seminfo->semmns, &target_seminfo->semmns); | |
2263 | __put_user(host_seminfo->semmnu, &target_seminfo->semmnu); | |
2264 | __put_user(host_seminfo->semmsl, &target_seminfo->semmsl); | |
2265 | __put_user(host_seminfo->semopm, &target_seminfo->semopm); | |
2266 | __put_user(host_seminfo->semume, &target_seminfo->semume); | |
2267 | __put_user(host_seminfo->semusz, &target_seminfo->semusz); | |
2268 | __put_user(host_seminfo->semvmx, &target_seminfo->semvmx); | |
2269 | __put_user(host_seminfo->semaem, &target_seminfo->semaem); | |
2270 | unlock_user_struct(target_seminfo, target_addr, 1); | |
2271 | return 0; | |
2272 | } | |
2273 | ||
fa294816 TS |
2274 | union semun { |
2275 | int val; | |
3eb6b044 | 2276 | struct semid_ds *buf; |
fa294816 | 2277 | unsigned short *array; |
e5289087 | 2278 | struct seminfo *__buf; |
fa294816 TS |
2279 | }; |
2280 | ||
3eb6b044 TS |
2281 | union target_semun { |
2282 | int val; | |
e5289087 AJ |
2283 | abi_ulong buf; |
2284 | abi_ulong array; | |
2285 | abi_ulong __buf; | |
3eb6b044 TS |
2286 | }; |
2287 | ||
e5289087 AJ |
2288 | static inline abi_long target_to_host_semarray(int semid, unsigned short **host_array, |
2289 | abi_ulong target_addr) | |
3eb6b044 | 2290 | { |
e5289087 AJ |
2291 | int nsems; |
2292 | unsigned short *array; | |
2293 | union semun semun; | |
2294 | struct semid_ds semid_ds; | |
2295 | int i, ret; | |
3eb6b044 | 2296 | |
e5289087 AJ |
2297 | semun.buf = &semid_ds; |
2298 | ||
2299 | ret = semctl(semid, 0, IPC_STAT, semun); | |
2300 | if (ret == -1) | |
2301 | return get_errno(ret); | |
2302 | ||
2303 | nsems = semid_ds.sem_nsems; | |
2304 | ||
2305 | *host_array = malloc(nsems*sizeof(unsigned short)); | |
2306 | array = lock_user(VERIFY_READ, target_addr, | |
2307 | nsems*sizeof(unsigned short), 1); | |
2308 | if (!array) | |
2309 | return -TARGET_EFAULT; | |
2310 | ||
2311 | for(i=0; i<nsems; i++) { | |
2312 | __get_user((*host_array)[i], &array[i]); | |
3eb6b044 | 2313 | } |
e5289087 AJ |
2314 | unlock_user(array, target_addr, 0); |
2315 | ||
579a97f7 | 2316 | return 0; |
3eb6b044 TS |
2317 | } |
2318 | ||
e5289087 AJ |
2319 | static inline abi_long host_to_target_semarray(int semid, abi_ulong target_addr, |
2320 | unsigned short **host_array) | |
3eb6b044 | 2321 | { |
e5289087 AJ |
2322 | int nsems; |
2323 | unsigned short *array; | |
2324 | union semun semun; | |
2325 | struct semid_ds semid_ds; | |
2326 | int i, ret; | |
3eb6b044 | 2327 | |
e5289087 AJ |
2328 | semun.buf = &semid_ds; |
2329 | ||
2330 | ret = semctl(semid, 0, IPC_STAT, semun); | |
2331 | if (ret == -1) | |
2332 | return get_errno(ret); | |
2333 | ||
2334 | nsems = semid_ds.sem_nsems; | |
2335 | ||
2336 | array = lock_user(VERIFY_WRITE, target_addr, | |
2337 | nsems*sizeof(unsigned short), 0); | |
2338 | if (!array) | |
2339 | return -TARGET_EFAULT; | |
2340 | ||
2341 | for(i=0; i<nsems; i++) { | |
2342 | __put_user((*host_array)[i], &array[i]); | |
3eb6b044 | 2343 | } |
e5289087 AJ |
2344 | free(*host_array); |
2345 | unlock_user(array, target_addr, 1); | |
2346 | ||
579a97f7 | 2347 | return 0; |
3eb6b044 TS |
2348 | } |
2349 | ||
e5289087 AJ |
2350 | static inline abi_long do_semctl(int semid, int semnum, int cmd, |
2351 | union target_semun target_su) | |
3eb6b044 TS |
2352 | { |
2353 | union semun arg; | |
2354 | struct semid_ds dsarg; | |
7b8118e8 | 2355 | unsigned short *array = NULL; |
e5289087 AJ |
2356 | struct seminfo seminfo; |
2357 | abi_long ret = -TARGET_EINVAL; | |
2358 | abi_long err; | |
2359 | cmd &= 0xff; | |
3eb6b044 TS |
2360 | |
2361 | switch( cmd ) { | |
2362 | case GETVAL: | |
3eb6b044 | 2363 | case SETVAL: |
e5289087 AJ |
2364 | arg.val = tswapl(target_su.val); |
2365 | ret = get_errno(semctl(semid, semnum, cmd, arg)); | |
2366 | target_su.val = tswapl(arg.val); | |
3eb6b044 TS |
2367 | break; |
2368 | case GETALL: | |
3eb6b044 | 2369 | case SETALL: |
e5289087 AJ |
2370 | err = target_to_host_semarray(semid, &array, target_su.array); |
2371 | if (err) | |
2372 | return err; | |
2373 | arg.array = array; | |
2374 | ret = get_errno(semctl(semid, semnum, cmd, arg)); | |
2375 | err = host_to_target_semarray(semid, target_su.array, &array); | |
2376 | if (err) | |
2377 | return err; | |
3eb6b044 TS |
2378 | break; |
2379 | case IPC_STAT: | |
3eb6b044 | 2380 | case IPC_SET: |
e5289087 AJ |
2381 | case SEM_STAT: |
2382 | err = target_to_host_semid_ds(&dsarg, target_su.buf); | |
2383 | if (err) | |
2384 | return err; | |
2385 | arg.buf = &dsarg; | |
2386 | ret = get_errno(semctl(semid, semnum, cmd, arg)); | |
2387 | err = host_to_target_semid_ds(target_su.buf, &dsarg); | |
2388 | if (err) | |
2389 | return err; | |
2390 | break; | |
2391 | case IPC_INFO: | |
2392 | case SEM_INFO: | |
2393 | arg.__buf = &seminfo; | |
2394 | ret = get_errno(semctl(semid, semnum, cmd, arg)); | |
2395 | err = host_to_target_seminfo(target_su.__buf, &seminfo); | |
2396 | if (err) | |
2397 | return err; | |
2398 | break; | |
2399 | case IPC_RMID: | |
2400 | case GETPID: | |
2401 | case GETNCNT: | |
2402 | case GETZCNT: | |
2403 | ret = get_errno(semctl(semid, semnum, cmd, NULL)); | |
3eb6b044 | 2404 | break; |
3eb6b044 TS |
2405 | } |
2406 | ||
2407 | return ret; | |
2408 | } | |
2409 | ||
e5289087 AJ |
2410 | struct target_sembuf { |
2411 | unsigned short sem_num; | |
2412 | short sem_op; | |
2413 | short sem_flg; | |
2414 | }; | |
2415 | ||
2416 | static inline abi_long target_to_host_sembuf(struct sembuf *host_sembuf, | |
2417 | abi_ulong target_addr, | |
2418 | unsigned nsops) | |
2419 | { | |
2420 | struct target_sembuf *target_sembuf; | |
2421 | int i; | |
2422 | ||
2423 | target_sembuf = lock_user(VERIFY_READ, target_addr, | |
2424 | nsops*sizeof(struct target_sembuf), 1); | |
2425 | if (!target_sembuf) | |
2426 | return -TARGET_EFAULT; | |
2427 | ||
2428 | for(i=0; i<nsops; i++) { | |
2429 | __get_user(host_sembuf[i].sem_num, &target_sembuf[i].sem_num); | |
2430 | __get_user(host_sembuf[i].sem_op, &target_sembuf[i].sem_op); | |
2431 | __get_user(host_sembuf[i].sem_flg, &target_sembuf[i].sem_flg); | |
2432 | } | |
2433 | ||
2434 | unlock_user(target_sembuf, target_addr, 0); | |
2435 | ||
2436 | return 0; | |
2437 | } | |
2438 | ||
2439 | static inline abi_long do_semop(int semid, abi_long ptr, unsigned nsops) | |
2440 | { | |
2441 | struct sembuf sops[nsops]; | |
2442 | ||
2443 | if (target_to_host_sembuf(sops, ptr, nsops)) | |
2444 | return -TARGET_EFAULT; | |
2445 | ||
2446 | return semop(semid, sops, nsops); | |
2447 | } | |
2448 | ||
1bc012f6 TS |
2449 | struct target_msqid_ds |
2450 | { | |
1c54ff97 AJ |
2451 | struct target_ipc_perm msg_perm; |
2452 | abi_ulong msg_stime; | |
2453 | #if TARGET_ABI_BITS == 32 | |
2454 | abi_ulong __unused1; | |
2455 | #endif | |
2456 | abi_ulong msg_rtime; | |
2457 | #if TARGET_ABI_BITS == 32 | |
2458 | abi_ulong __unused2; | |
2459 | #endif | |
2460 | abi_ulong msg_ctime; | |
2461 | #if TARGET_ABI_BITS == 32 | |
2462 | abi_ulong __unused3; | |
2463 | #endif | |
2464 | abi_ulong __msg_cbytes; | |
2465 | abi_ulong msg_qnum; | |
2466 | abi_ulong msg_qbytes; | |
2467 | abi_ulong msg_lspid; | |
2468 | abi_ulong msg_lrpid; | |
2469 | abi_ulong __unused4; | |
2470 | abi_ulong __unused5; | |
1bc012f6 TS |
2471 | }; |
2472 | ||
579a97f7 FB |
2473 | static inline abi_long target_to_host_msqid_ds(struct msqid_ds *host_md, |
2474 | abi_ulong target_addr) | |
1bc012f6 TS |
2475 | { |
2476 | struct target_msqid_ds *target_md; | |
2477 | ||
579a97f7 FB |
2478 | if (!lock_user_struct(VERIFY_READ, target_md, target_addr, 1)) |
2479 | return -TARGET_EFAULT; | |
1c54ff97 AJ |
2480 | if (target_to_host_ipc_perm(&(host_md->msg_perm),target_addr)) |
2481 | return -TARGET_EFAULT; | |
1bc012f6 TS |
2482 | host_md->msg_stime = tswapl(target_md->msg_stime); |
2483 | host_md->msg_rtime = tswapl(target_md->msg_rtime); | |
2484 | host_md->msg_ctime = tswapl(target_md->msg_ctime); | |
2485 | host_md->__msg_cbytes = tswapl(target_md->__msg_cbytes); | |
2486 | host_md->msg_qnum = tswapl(target_md->msg_qnum); | |
2487 | host_md->msg_qbytes = tswapl(target_md->msg_qbytes); | |
2488 | host_md->msg_lspid = tswapl(target_md->msg_lspid); | |
2489 | host_md->msg_lrpid = tswapl(target_md->msg_lrpid); | |
2490 | unlock_user_struct(target_md, target_addr, 0); | |
579a97f7 | 2491 | return 0; |
1bc012f6 TS |
2492 | } |
2493 | ||
579a97f7 FB |
2494 | static inline abi_long host_to_target_msqid_ds(abi_ulong target_addr, |
2495 | struct msqid_ds *host_md) | |
1bc012f6 TS |
2496 | { |
2497 | struct target_msqid_ds *target_md; | |
2498 | ||
579a97f7 FB |
2499 | if (!lock_user_struct(VERIFY_WRITE, target_md, target_addr, 0)) |
2500 | return -TARGET_EFAULT; | |
1c54ff97 AJ |
2501 | if (host_to_target_ipc_perm(target_addr,&(host_md->msg_perm))) |
2502 | return -TARGET_EFAULT; | |
1bc012f6 TS |
2503 | target_md->msg_stime = tswapl(host_md->msg_stime); |
2504 | target_md->msg_rtime = tswapl(host_md->msg_rtime); | |
2505 | target_md->msg_ctime = tswapl(host_md->msg_ctime); | |
2506 | target_md->__msg_cbytes = tswapl(host_md->__msg_cbytes); | |
2507 | target_md->msg_qnum = tswapl(host_md->msg_qnum); | |
2508 | target_md->msg_qbytes = tswapl(host_md->msg_qbytes); | |
2509 | target_md->msg_lspid = tswapl(host_md->msg_lspid); | |
2510 | target_md->msg_lrpid = tswapl(host_md->msg_lrpid); | |
2511 | unlock_user_struct(target_md, target_addr, 1); | |
579a97f7 | 2512 | return 0; |
1bc012f6 TS |
2513 | } |
2514 | ||
1c54ff97 AJ |
2515 | struct target_msginfo { |
2516 | int msgpool; | |
2517 | int msgmap; | |
2518 | int msgmax; | |
2519 | int msgmnb; | |
2520 | int msgmni; | |
2521 | int msgssz; | |
2522 | int msgtql; | |
2523 | unsigned short int msgseg; | |
2524 | }; | |
2525 | ||
2526 | static inline abi_long host_to_target_msginfo(abi_ulong target_addr, | |
2527 | struct msginfo *host_msginfo) | |
2528 | { | |
2529 | struct target_msginfo *target_msginfo; | |
2530 | if (!lock_user_struct(VERIFY_WRITE, target_msginfo, target_addr, 0)) | |
2531 | return -TARGET_EFAULT; | |
2532 | __put_user(host_msginfo->msgpool, &target_msginfo->msgpool); | |
2533 | __put_user(host_msginfo->msgmap, &target_msginfo->msgmap); | |
2534 | __put_user(host_msginfo->msgmax, &target_msginfo->msgmax); | |
2535 | __put_user(host_msginfo->msgmnb, &target_msginfo->msgmnb); | |
2536 | __put_user(host_msginfo->msgmni, &target_msginfo->msgmni); | |
2537 | __put_user(host_msginfo->msgssz, &target_msginfo->msgssz); | |
2538 | __put_user(host_msginfo->msgtql, &target_msginfo->msgtql); | |
2539 | __put_user(host_msginfo->msgseg, &target_msginfo->msgseg); | |
2540 | unlock_user_struct(target_msginfo, target_addr, 1); | |
00b229ac | 2541 | return 0; |
1c54ff97 AJ |
2542 | } |
2543 | ||
2544 | static inline abi_long do_msgctl(int msgid, int cmd, abi_long ptr) | |
1bc012f6 TS |
2545 | { |
2546 | struct msqid_ds dsarg; | |
1c54ff97 AJ |
2547 | struct msginfo msginfo; |
2548 | abi_long ret = -TARGET_EINVAL; | |
2549 | ||
2550 | cmd &= 0xff; | |
2551 | ||
2552 | switch (cmd) { | |
1bc012f6 TS |
2553 | case IPC_STAT: |
2554 | case IPC_SET: | |
1c54ff97 AJ |
2555 | case MSG_STAT: |
2556 | if (target_to_host_msqid_ds(&dsarg,ptr)) | |
2557 | return -TARGET_EFAULT; | |
2558 | ret = get_errno(msgctl(msgid, cmd, &dsarg)); | |
2559 | if (host_to_target_msqid_ds(ptr,&dsarg)) | |
2560 | return -TARGET_EFAULT; | |
2561 | break; | |
2562 | case IPC_RMID: | |
2563 | ret = get_errno(msgctl(msgid, cmd, NULL)); | |
2564 | break; | |
2565 | case IPC_INFO: | |
2566 | case MSG_INFO: | |
2567 | ret = get_errno(msgctl(msgid, cmd, (struct msqid_ds *)&msginfo)); | |
2568 | if (host_to_target_msginfo(ptr, &msginfo)) | |
2569 | return -TARGET_EFAULT; | |
2570 | break; | |
1bc012f6 | 2571 | } |
1c54ff97 | 2572 | |
1bc012f6 TS |
2573 | return ret; |
2574 | } | |
2575 | ||
2576 | struct target_msgbuf { | |
1c54ff97 AJ |
2577 | abi_long mtype; |
2578 | char mtext[1]; | |
1bc012f6 TS |
2579 | }; |
2580 | ||
992f48a0 BS |
2581 | static inline abi_long do_msgsnd(int msqid, abi_long msgp, |
2582 | unsigned int msgsz, int msgflg) | |
1bc012f6 TS |
2583 | { |
2584 | struct target_msgbuf *target_mb; | |
2585 | struct msgbuf *host_mb; | |
992f48a0 | 2586 | abi_long ret = 0; |
1bc012f6 | 2587 | |
579a97f7 FB |
2588 | if (!lock_user_struct(VERIFY_READ, target_mb, msgp, 0)) |
2589 | return -TARGET_EFAULT; | |
1bc012f6 | 2590 | host_mb = malloc(msgsz+sizeof(long)); |
1c54ff97 AJ |
2591 | host_mb->mtype = (abi_long) tswapl(target_mb->mtype); |
2592 | memcpy(host_mb->mtext, target_mb->mtext, msgsz); | |
1bc012f6 TS |
2593 | ret = get_errno(msgsnd(msqid, host_mb, msgsz, msgflg)); |
2594 | free(host_mb); | |
2595 | unlock_user_struct(target_mb, msgp, 0); | |
2596 | ||
2597 | return ret; | |
2598 | } | |
2599 | ||
992f48a0 | 2600 | static inline abi_long do_msgrcv(int msqid, abi_long msgp, |
1c54ff97 | 2601 | unsigned int msgsz, abi_long msgtyp, |
992f48a0 | 2602 | int msgflg) |
1bc012f6 TS |
2603 | { |
2604 | struct target_msgbuf *target_mb; | |
579a97f7 | 2605 | char *target_mtext; |
1bc012f6 | 2606 | struct msgbuf *host_mb; |
992f48a0 | 2607 | abi_long ret = 0; |
1bc012f6 | 2608 | |
579a97f7 FB |
2609 | if (!lock_user_struct(VERIFY_WRITE, target_mb, msgp, 0)) |
2610 | return -TARGET_EFAULT; | |
1c54ff97 | 2611 | |
1bc012f6 | 2612 | host_mb = malloc(msgsz+sizeof(long)); |
1c54ff97 AJ |
2613 | ret = get_errno(msgrcv(msqid, host_mb, msgsz, tswapl(msgtyp), msgflg)); |
2614 | ||
579a97f7 FB |
2615 | if (ret > 0) { |
2616 | abi_ulong target_mtext_addr = msgp + sizeof(abi_ulong); | |
2617 | target_mtext = lock_user(VERIFY_WRITE, target_mtext_addr, ret, 0); | |
2618 | if (!target_mtext) { | |
2619 | ret = -TARGET_EFAULT; | |
2620 | goto end; | |
2621 | } | |
1c54ff97 | 2622 | memcpy(target_mb->mtext, host_mb->mtext, ret); |
579a97f7 FB |
2623 | unlock_user(target_mtext, target_mtext_addr, ret); |
2624 | } | |
1c54ff97 | 2625 | |
1bc012f6 TS |
2626 | target_mb->mtype = tswapl(host_mb->mtype); |
2627 | free(host_mb); | |
1bc012f6 | 2628 | |
579a97f7 FB |
2629 | end: |
2630 | if (target_mb) | |
2631 | unlock_user_struct(target_mb, msgp, 1); | |
1bc012f6 TS |
2632 | return ret; |
2633 | } | |
2634 | ||
88a8c984 RV |
2635 | struct target_shmid_ds |
2636 | { | |
2637 | struct target_ipc_perm shm_perm; | |
2638 | abi_ulong shm_segsz; | |
2639 | abi_ulong shm_atime; | |
2640 | #if TARGET_ABI_BITS == 32 | |
2641 | abi_ulong __unused1; | |
2642 | #endif | |
2643 | abi_ulong shm_dtime; | |
2644 | #if TARGET_ABI_BITS == 32 | |
2645 | abi_ulong __unused2; | |
2646 | #endif | |
2647 | abi_ulong shm_ctime; | |
2648 | #if TARGET_ABI_BITS == 32 | |
2649 | abi_ulong __unused3; | |
2650 | #endif | |
2651 | int shm_cpid; | |
2652 | int shm_lpid; | |
2653 | abi_ulong shm_nattch; | |
2654 | unsigned long int __unused4; | |
2655 | unsigned long int __unused5; | |
2656 | }; | |
2657 | ||
2658 | static inline abi_long target_to_host_shmid_ds(struct shmid_ds *host_sd, | |
2659 | abi_ulong target_addr) | |
2660 | { | |
2661 | struct target_shmid_ds *target_sd; | |
2662 | ||
2663 | if (!lock_user_struct(VERIFY_READ, target_sd, target_addr, 1)) | |
2664 | return -TARGET_EFAULT; | |
2665 | if (target_to_host_ipc_perm(&(host_sd->shm_perm), target_addr)) | |
2666 | return -TARGET_EFAULT; | |
2667 | __get_user(host_sd->shm_segsz, &target_sd->shm_segsz); | |
2668 | __get_user(host_sd->shm_atime, &target_sd->shm_atime); | |
2669 | __get_user(host_sd->shm_dtime, &target_sd->shm_dtime); | |
2670 | __get_user(host_sd->shm_ctime, &target_sd->shm_ctime); | |
2671 | __get_user(host_sd->shm_cpid, &target_sd->shm_cpid); | |
2672 | __get_user(host_sd->shm_lpid, &target_sd->shm_lpid); | |
2673 | __get_user(host_sd->shm_nattch, &target_sd->shm_nattch); | |
2674 | unlock_user_struct(target_sd, target_addr, 0); | |
2675 | return 0; | |
2676 | } | |
2677 | ||
2678 | static inline abi_long host_to_target_shmid_ds(abi_ulong target_addr, | |
2679 | struct shmid_ds *host_sd) | |
2680 | { | |
2681 | struct target_shmid_ds *target_sd; | |
2682 | ||
2683 | if (!lock_user_struct(VERIFY_WRITE, target_sd, target_addr, 0)) | |
2684 | return -TARGET_EFAULT; | |
2685 | if (host_to_target_ipc_perm(target_addr, &(host_sd->shm_perm))) | |
2686 | return -TARGET_EFAULT; | |
2687 | __put_user(host_sd->shm_segsz, &target_sd->shm_segsz); | |
2688 | __put_user(host_sd->shm_atime, &target_sd->shm_atime); | |
2689 | __put_user(host_sd->shm_dtime, &target_sd->shm_dtime); | |
2690 | __put_user(host_sd->shm_ctime, &target_sd->shm_ctime); | |
2691 | __put_user(host_sd->shm_cpid, &target_sd->shm_cpid); | |
2692 | __put_user(host_sd->shm_lpid, &target_sd->shm_lpid); | |
2693 | __put_user(host_sd->shm_nattch, &target_sd->shm_nattch); | |
2694 | unlock_user_struct(target_sd, target_addr, 1); | |
2695 | return 0; | |
2696 | } | |
2697 | ||
2698 | struct target_shminfo { | |
2699 | abi_ulong shmmax; | |
2700 | abi_ulong shmmin; | |
2701 | abi_ulong shmmni; | |
2702 | abi_ulong shmseg; | |
2703 | abi_ulong shmall; | |
2704 | }; | |
2705 | ||
2706 | static inline abi_long host_to_target_shminfo(abi_ulong target_addr, | |
2707 | struct shminfo *host_shminfo) | |
2708 | { | |
2709 | struct target_shminfo *target_shminfo; | |
2710 | if (!lock_user_struct(VERIFY_WRITE, target_shminfo, target_addr, 0)) | |
2711 | return -TARGET_EFAULT; | |
2712 | __put_user(host_shminfo->shmmax, &target_shminfo->shmmax); | |
2713 | __put_user(host_shminfo->shmmin, &target_shminfo->shmmin); | |
2714 | __put_user(host_shminfo->shmmni, &target_shminfo->shmmni); | |
2715 | __put_user(host_shminfo->shmseg, &target_shminfo->shmseg); | |
2716 | __put_user(host_shminfo->shmall, &target_shminfo->shmall); | |
2717 | unlock_user_struct(target_shminfo, target_addr, 1); | |
2718 | return 0; | |
2719 | } | |
2720 | ||
2721 | struct target_shm_info { | |
2722 | int used_ids; | |
2723 | abi_ulong shm_tot; | |
2724 | abi_ulong shm_rss; | |
2725 | abi_ulong shm_swp; | |
2726 | abi_ulong swap_attempts; | |
2727 | abi_ulong swap_successes; | |
2728 | }; | |
2729 | ||
2730 | static inline abi_long host_to_target_shm_info(abi_ulong target_addr, | |
2731 | struct shm_info *host_shm_info) | |
2732 | { | |
2733 | struct target_shm_info *target_shm_info; | |
2734 | if (!lock_user_struct(VERIFY_WRITE, target_shm_info, target_addr, 0)) | |
2735 | return -TARGET_EFAULT; | |
2736 | __put_user(host_shm_info->used_ids, &target_shm_info->used_ids); | |
2737 | __put_user(host_shm_info->shm_tot, &target_shm_info->shm_tot); | |
2738 | __put_user(host_shm_info->shm_rss, &target_shm_info->shm_rss); | |
2739 | __put_user(host_shm_info->shm_swp, &target_shm_info->shm_swp); | |
2740 | __put_user(host_shm_info->swap_attempts, &target_shm_info->swap_attempts); | |
2741 | __put_user(host_shm_info->swap_successes, &target_shm_info->swap_successes); | |
2742 | unlock_user_struct(target_shm_info, target_addr, 1); | |
2743 | return 0; | |
2744 | } | |
2745 | ||
2746 | static inline abi_long do_shmctl(int shmid, int cmd, abi_long buf) | |
2747 | { | |
2748 | struct shmid_ds dsarg; | |
2749 | struct shminfo shminfo; | |
2750 | struct shm_info shm_info; | |
2751 | abi_long ret = -TARGET_EINVAL; | |
2752 | ||
2753 | cmd &= 0xff; | |
2754 | ||
2755 | switch(cmd) { | |
2756 | case IPC_STAT: | |
2757 | case IPC_SET: | |
2758 | case SHM_STAT: | |
2759 | if (target_to_host_shmid_ds(&dsarg, buf)) | |
2760 | return -TARGET_EFAULT; | |
2761 | ret = get_errno(shmctl(shmid, cmd, &dsarg)); | |
2762 | if (host_to_target_shmid_ds(buf, &dsarg)) | |
2763 | return -TARGET_EFAULT; | |
2764 | break; | |
2765 | case IPC_INFO: | |
2766 | ret = get_errno(shmctl(shmid, cmd, (struct shmid_ds *)&shminfo)); | |
2767 | if (host_to_target_shminfo(buf, &shminfo)) | |
2768 | return -TARGET_EFAULT; | |
2769 | break; | |
2770 | case SHM_INFO: | |
2771 | ret = get_errno(shmctl(shmid, cmd, (struct shmid_ds *)&shm_info)); | |
2772 | if (host_to_target_shm_info(buf, &shm_info)) | |
2773 | return -TARGET_EFAULT; | |
2774 | break; | |
2775 | case IPC_RMID: | |
2776 | case SHM_LOCK: | |
2777 | case SHM_UNLOCK: | |
2778 | ret = get_errno(shmctl(shmid, cmd, NULL)); | |
2779 | break; | |
2780 | } | |
2781 | ||
2782 | return ret; | |
2783 | } | |
2784 | ||
2785 | static inline abi_ulong do_shmat(int shmid, abi_ulong shmaddr, int shmflg) | |
2786 | { | |
2787 | abi_long raddr; | |
2788 | void *host_raddr; | |
2789 | struct shmid_ds shm_info; | |
2790 | int i,ret; | |
2791 | ||
2792 | /* find out the length of the shared memory segment */ | |
2793 | ret = get_errno(shmctl(shmid, IPC_STAT, &shm_info)); | |
2794 | if (is_error(ret)) { | |
2795 | /* can't get length, bail out */ | |
2796 | return ret; | |
2797 | } | |
2798 | ||
2799 | mmap_lock(); | |
2800 | ||
2801 | if (shmaddr) | |
2802 | host_raddr = shmat(shmid, (void *)g2h(shmaddr), shmflg); | |
2803 | else { | |
2804 | abi_ulong mmap_start; | |
2805 | ||
2806 | mmap_start = mmap_find_vma(0, shm_info.shm_segsz); | |
2807 | ||
2808 | if (mmap_start == -1) { | |
2809 | errno = ENOMEM; | |
2810 | host_raddr = (void *)-1; | |
2811 | } else | |
2812 | host_raddr = shmat(shmid, g2h(mmap_start), shmflg | SHM_REMAP); | |
2813 | } | |
2814 | ||
2815 | if (host_raddr == (void *)-1) { | |
2816 | mmap_unlock(); | |
2817 | return get_errno((long)host_raddr); | |
2818 | } | |
2819 | raddr=h2g((unsigned long)host_raddr); | |
2820 | ||
2821 | page_set_flags(raddr, raddr + shm_info.shm_segsz, | |
2822 | PAGE_VALID | PAGE_READ | | |
2823 | ((shmflg & SHM_RDONLY)? 0 : PAGE_WRITE)); | |
2824 | ||
2825 | for (i = 0; i < N_SHM_REGIONS; i++) { | |
2826 | if (shm_regions[i].start == 0) { | |
2827 | shm_regions[i].start = raddr; | |
2828 | shm_regions[i].size = shm_info.shm_segsz; | |
2829 | break; | |
2830 | } | |
2831 | } | |
2832 | ||
2833 | mmap_unlock(); | |
2834 | return raddr; | |
2835 | ||
2836 | } | |
2837 | ||
2838 | static inline abi_long do_shmdt(abi_ulong shmaddr) | |
2839 | { | |
2840 | int i; | |
2841 | ||
2842 | for (i = 0; i < N_SHM_REGIONS; ++i) { | |
2843 | if (shm_regions[i].start == shmaddr) { | |
2844 | shm_regions[i].start = 0; | |
e00ac249 | 2845 | page_set_flags(shmaddr, shmaddr + shm_regions[i].size, 0); |
88a8c984 RV |
2846 | break; |
2847 | } | |
2848 | } | |
2849 | ||
2850 | return get_errno(shmdt(g2h(shmaddr))); | |
2851 | } | |
2852 | ||
1c54ff97 | 2853 | #ifdef TARGET_NR_ipc |
53a5960a | 2854 | /* ??? This only works with linear mappings. */ |
0da46a6e | 2855 | /* do_ipc() must return target values and target errnos. */ |
992f48a0 BS |
2856 | static abi_long do_ipc(unsigned int call, int first, |
2857 | int second, int third, | |
2858 | abi_long ptr, abi_long fifth) | |
8853f86e FB |
2859 | { |
2860 | int version; | |
992f48a0 | 2861 | abi_long ret = 0; |
8853f86e FB |
2862 | |
2863 | version = call >> 16; | |
2864 | call &= 0xffff; | |
2865 | ||
2866 | switch (call) { | |
fa294816 | 2867 | case IPCOP_semop: |
e5289087 | 2868 | ret = do_semop(first, ptr, second); |
fa294816 TS |
2869 | break; |
2870 | ||
2871 | case IPCOP_semget: | |
2872 | ret = get_errno(semget(first, second, third)); | |
2873 | break; | |
2874 | ||
2875 | case IPCOP_semctl: | |
e5289087 | 2876 | ret = do_semctl(first, second, third, (union target_semun)(abi_ulong) ptr); |
fa294816 | 2877 | break; |
d96372ef | 2878 | |
1c54ff97 AJ |
2879 | case IPCOP_msgget: |
2880 | ret = get_errno(msgget(first, second)); | |
2881 | break; | |
d96372ef | 2882 | |
1c54ff97 AJ |
2883 | case IPCOP_msgsnd: |
2884 | ret = do_msgsnd(first, ptr, second, third); | |
2885 | break; | |
d96372ef | 2886 | |
1c54ff97 AJ |
2887 | case IPCOP_msgctl: |
2888 | ret = do_msgctl(first, second, ptr); | |
2889 | break; | |
d96372ef | 2890 | |
1c54ff97 AJ |
2891 | case IPCOP_msgrcv: |
2892 | switch (version) { | |
2893 | case 0: | |
2894 | { | |
2895 | struct target_ipc_kludge { | |
2896 | abi_long msgp; | |
2897 | abi_long msgtyp; | |
2898 | } *tmp; | |
2899 | ||
2900 | if (!lock_user_struct(VERIFY_READ, tmp, ptr, 1)) { | |
2901 | ret = -TARGET_EFAULT; | |
2902 | break; | |
2903 | } | |
d96372ef | 2904 | |
1c54ff97 | 2905 | ret = do_msgrcv(first, tmp->msgp, second, tmp->msgtyp, third); |
d96372ef | 2906 | |
1c54ff97 AJ |
2907 | unlock_user_struct(tmp, ptr, 0); |
2908 | break; | |
2909 | } | |
2910 | default: | |
2911 | ret = do_msgrcv(first, ptr, second, fifth, third); | |
2912 | } | |
2913 | break; | |
d96372ef | 2914 | |
8853f86e | 2915 | case IPCOP_shmat: |
88a8c984 RV |
2916 | switch (version) { |
2917 | default: | |
5a4a898d FB |
2918 | { |
2919 | abi_ulong raddr; | |
88a8c984 RV |
2920 | raddr = do_shmat(first, ptr, second); |
2921 | if (is_error(raddr)) | |
2922 | return get_errno(raddr); | |
2f619698 | 2923 | if (put_user_ual(raddr, third)) |
5a4a898d | 2924 | return -TARGET_EFAULT; |
88a8c984 RV |
2925 | break; |
2926 | } | |
2927 | case 1: | |
2928 | ret = -TARGET_EINVAL; | |
2929 | break; | |
5a4a898d | 2930 | } |
8853f86e FB |
2931 | break; |
2932 | case IPCOP_shmdt: | |
88a8c984 | 2933 | ret = do_shmdt(ptr); |
8853f86e FB |
2934 | break; |
2935 | ||
2936 | case IPCOP_shmget: | |
2937 | /* IPC_* flag values are the same on all linux platforms */ | |
2938 | ret = get_errno(shmget(first, second, third)); | |
2939 | break; | |
2940 | ||
2941 | /* IPC_* and SHM_* command values are the same on all linux platforms */ | |
2942 | case IPCOP_shmctl: | |
88a8c984 | 2943 | ret = do_shmctl(first, second, third); |
8853f86e FB |
2944 | break; |
2945 | default: | |
32407103 | 2946 | gemu_log("Unsupported ipc call: %d (version %d)\n", call, version); |
0da46a6e | 2947 | ret = -TARGET_ENOSYS; |
8853f86e FB |
2948 | break; |
2949 | } | |
2950 | return ret; | |
2951 | } | |
32407103 | 2952 | #endif |
8853f86e | 2953 | |
31e31b8a FB |
2954 | /* kernel structure types definitions */ |
2955 | #define IFNAMSIZ 16 | |
2956 | ||
001faf32 | 2957 | #define STRUCT(name, ...) STRUCT_ ## name, |
31e31b8a FB |
2958 | #define STRUCT_SPECIAL(name) STRUCT_ ## name, |
2959 | enum { | |
2960 | #include "syscall_types.h" | |
2961 | }; | |
2962 | #undef STRUCT | |
2963 | #undef STRUCT_SPECIAL | |
2964 | ||
001faf32 | 2965 | #define STRUCT(name, ...) static const argtype struct_ ## name ## _def[] = { __VA_ARGS__, TYPE_NULL }; |
31e31b8a FB |
2966 | #define STRUCT_SPECIAL(name) |
2967 | #include "syscall_types.h" | |
2968 | #undef STRUCT | |
2969 | #undef STRUCT_SPECIAL | |
2970 | ||
d2ef05bb PM |
2971 | typedef struct IOCTLEntry IOCTLEntry; |
2972 | ||
2973 | typedef abi_long do_ioctl_fn(const IOCTLEntry *ie, uint8_t *buf_temp, | |
2974 | int fd, abi_long cmd, abi_long arg); | |
2975 | ||
2976 | struct IOCTLEntry { | |
2ab83ea7 FB |
2977 | unsigned int target_cmd; |
2978 | unsigned int host_cmd; | |
31e31b8a FB |
2979 | const char *name; |
2980 | int access; | |
d2ef05bb | 2981 | do_ioctl_fn *do_ioctl; |
1a9353d2 | 2982 | const argtype arg_type[5]; |
d2ef05bb | 2983 | }; |
31e31b8a FB |
2984 | |
2985 | #define IOC_R 0x0001 | |
2986 | #define IOC_W 0x0002 | |
2987 | #define IOC_RW (IOC_R | IOC_W) | |
2988 | ||
2989 | #define MAX_STRUCT_SIZE 4096 | |
2990 | ||
dace20dc | 2991 | #ifdef CONFIG_FIEMAP |
285da2b9 PM |
2992 | /* So fiemap access checks don't overflow on 32 bit systems. |
2993 | * This is very slightly smaller than the limit imposed by | |
2994 | * the underlying kernel. | |
2995 | */ | |
2996 | #define FIEMAP_MAX_EXTENTS ((UINT_MAX - sizeof(struct fiemap)) \ | |
2997 | / sizeof(struct fiemap_extent)) | |
2998 | ||
2999 | static abi_long do_ioctl_fs_ioc_fiemap(const IOCTLEntry *ie, uint8_t *buf_temp, | |
3000 | int fd, abi_long cmd, abi_long arg) | |
3001 | { | |
3002 | /* The parameter for this ioctl is a struct fiemap followed | |
3003 | * by an array of struct fiemap_extent whose size is set | |
3004 | * in fiemap->fm_extent_count. The array is filled in by the | |
3005 | * ioctl. | |
3006 | */ | |
3007 | int target_size_in, target_size_out; | |
3008 | struct fiemap *fm; | |
3009 | const argtype *arg_type = ie->arg_type; | |
3010 | const argtype extent_arg_type[] = { MK_STRUCT(STRUCT_fiemap_extent) }; | |
3011 | void *argptr, *p; | |
3012 | abi_long ret; | |
3013 | int i, extent_size = thunk_type_size(extent_arg_type, 0); | |
3014 | uint32_t outbufsz; | |
3015 | int free_fm = 0; | |
3016 | ||
3017 | assert(arg_type[0] == TYPE_PTR); | |
3018 | assert(ie->access == IOC_RW); | |
3019 | arg_type++; | |
3020 | target_size_in = thunk_type_size(arg_type, 0); | |
3021 | argptr = lock_user(VERIFY_READ, arg, target_size_in, 1); | |
3022 | if (!argptr) { | |
3023 | return -TARGET_EFAULT; | |
3024 | } | |
3025 | thunk_convert(buf_temp, argptr, arg_type, THUNK_HOST); | |
3026 | unlock_user(argptr, arg, 0); | |
3027 | fm = (struct fiemap *)buf_temp; | |
3028 | if (fm->fm_extent_count > FIEMAP_MAX_EXTENTS) { | |
3029 | return -TARGET_EINVAL; | |
3030 | } | |
3031 | ||
3032 | outbufsz = sizeof (*fm) + | |
3033 | (sizeof(struct fiemap_extent) * fm->fm_extent_count); | |
3034 | ||
3035 | if (outbufsz > MAX_STRUCT_SIZE) { | |
3036 | /* We can't fit all the extents into the fixed size buffer. | |
3037 | * Allocate one that is large enough and use it instead. | |
3038 | */ | |
3039 | fm = malloc(outbufsz); | |
3040 | if (!fm) { | |
3041 | return -TARGET_ENOMEM; | |
3042 | } | |
3043 | memcpy(fm, buf_temp, sizeof(struct fiemap)); | |
3044 | free_fm = 1; | |
3045 | } | |
3046 | ret = get_errno(ioctl(fd, ie->host_cmd, fm)); | |
3047 | if (!is_error(ret)) { | |
3048 | target_size_out = target_size_in; | |
3049 | /* An extent_count of 0 means we were only counting the extents | |
3050 | * so there are no structs to copy | |
3051 | */ | |
3052 | if (fm->fm_extent_count != 0) { | |
3053 | target_size_out += fm->fm_mapped_extents * extent_size; | |
3054 | } | |
3055 | argptr = lock_user(VERIFY_WRITE, arg, target_size_out, 0); | |
3056 | if (!argptr) { | |
3057 | ret = -TARGET_EFAULT; | |
3058 | } else { | |
3059 | /* Convert the struct fiemap */ | |
3060 | thunk_convert(argptr, fm, arg_type, THUNK_TARGET); | |
3061 | if (fm->fm_extent_count != 0) { | |
3062 | p = argptr + target_size_in; | |
3063 | /* ...and then all the struct fiemap_extents */ | |
3064 | for (i = 0; i < fm->fm_mapped_extents; i++) { | |
3065 | thunk_convert(p, &fm->fm_extents[i], extent_arg_type, | |
3066 | THUNK_TARGET); | |
3067 | p += extent_size; | |
3068 | } | |
3069 | } | |
3070 | unlock_user(argptr, arg, target_size_out); | |
3071 | } | |
3072 | } | |
3073 | if (free_fm) { | |
3074 | free(fm); | |
3075 | } | |
3076 | return ret; | |
3077 | } | |
dace20dc | 3078 | #endif |
285da2b9 | 3079 | |
9f106a75 | 3080 | static IOCTLEntry ioctl_entries[] = { |
001faf32 | 3081 | #define IOCTL(cmd, access, ...) \ |
d2ef05bb PM |
3082 | { TARGET_ ## cmd, cmd, #cmd, access, 0, { __VA_ARGS__ } }, |
3083 | #define IOCTL_SPECIAL(cmd, access, dofn, ...) \ | |
3084 | { TARGET_ ## cmd, cmd, #cmd, access, dofn, { __VA_ARGS__ } }, | |
31e31b8a FB |
3085 | #include "ioctls.h" |
3086 | { 0, 0, }, | |
3087 | }; | |
3088 | ||
53a5960a | 3089 | /* ??? Implement proper locking for ioctls. */ |
0da46a6e | 3090 | /* do_ioctl() Must return target values and target errnos. */ |
992f48a0 | 3091 | static abi_long do_ioctl(int fd, abi_long cmd, abi_long arg) |
31e31b8a FB |
3092 | { |
3093 | const IOCTLEntry *ie; | |
3094 | const argtype *arg_type; | |
992f48a0 | 3095 | abi_long ret; |
31e31b8a | 3096 | uint8_t buf_temp[MAX_STRUCT_SIZE]; |
53a5960a PB |
3097 | int target_size; |
3098 | void *argptr; | |
31e31b8a FB |
3099 | |
3100 | ie = ioctl_entries; | |
3101 | for(;;) { | |
3102 | if (ie->target_cmd == 0) { | |
32407103 | 3103 | gemu_log("Unsupported ioctl: cmd=0x%04lx\n", (long)cmd); |
0da46a6e | 3104 | return -TARGET_ENOSYS; |
31e31b8a FB |
3105 | } |
3106 | if (ie->target_cmd == cmd) | |
3107 | break; | |
3108 | ie++; | |
3109 | } | |
3110 | arg_type = ie->arg_type; | |
9de5e440 | 3111 | #if defined(DEBUG) |
32407103 | 3112 | gemu_log("ioctl: cmd=0x%04lx (%s)\n", (long)cmd, ie->name); |
72f03900 | 3113 | #endif |
d2ef05bb PM |
3114 | if (ie->do_ioctl) { |
3115 | return ie->do_ioctl(ie, buf_temp, fd, cmd, arg); | |
3116 | } | |
3117 | ||
31e31b8a FB |
3118 | switch(arg_type[0]) { |
3119 | case TYPE_NULL: | |
3120 | /* no argument */ | |
3121 | ret = get_errno(ioctl(fd, ie->host_cmd)); | |
3122 | break; | |
3123 | case TYPE_PTRVOID: | |
3124 | case TYPE_INT: | |
3125 | /* int argment */ | |
3126 | ret = get_errno(ioctl(fd, ie->host_cmd, arg)); | |
3127 | break; | |
3128 | case TYPE_PTR: | |
3129 | arg_type++; | |
53a5960a | 3130 | target_size = thunk_type_size(arg_type, 0); |
31e31b8a FB |
3131 | switch(ie->access) { |
3132 | case IOC_R: | |
3133 | ret = get_errno(ioctl(fd, ie->host_cmd, buf_temp)); | |
3134 | if (!is_error(ret)) { | |
579a97f7 FB |
3135 | argptr = lock_user(VERIFY_WRITE, arg, target_size, 0); |
3136 | if (!argptr) | |
3137 | return -TARGET_EFAULT; | |
53a5960a PB |
3138 | thunk_convert(argptr, buf_temp, arg_type, THUNK_TARGET); |
3139 | unlock_user(argptr, arg, target_size); | |
31e31b8a FB |
3140 | } |
3141 | break; | |
3142 | case IOC_W: | |
579a97f7 FB |
3143 | argptr = lock_user(VERIFY_READ, arg, target_size, 1); |
3144 | if (!argptr) | |
3145 | return -TARGET_EFAULT; | |
53a5960a PB |
3146 | thunk_convert(buf_temp, argptr, arg_type, THUNK_HOST); |
3147 | unlock_user(argptr, arg, 0); | |
31e31b8a FB |
3148 | ret = get_errno(ioctl(fd, ie->host_cmd, buf_temp)); |
3149 | break; | |
3150 | default: | |
3151 | case IOC_RW: | |
579a97f7 FB |
3152 | argptr = lock_user(VERIFY_READ, arg, target_size, 1); |
3153 | if (!argptr) | |
3154 | return -TARGET_EFAULT; | |
53a5960a PB |
3155 | thunk_convert(buf_temp, argptr, arg_type, THUNK_HOST); |
3156 | unlock_user(argptr, arg, 0); | |
31e31b8a FB |
3157 | ret = get_errno(ioctl(fd, ie->host_cmd, buf_temp)); |
3158 | if (!is_error(ret)) { | |
579a97f7 FB |
3159 | argptr = lock_user(VERIFY_WRITE, arg, target_size, 0); |
3160 | if (!argptr) | |
3161 | return -TARGET_EFAULT; | |
53a5960a PB |
3162 | thunk_convert(argptr, buf_temp, arg_type, THUNK_TARGET); |
3163 | unlock_user(argptr, arg, target_size); | |
31e31b8a FB |
3164 | } |
3165 | break; | |
3166 | } | |
3167 | break; | |
3168 | default: | |
32407103 JM |
3169 | gemu_log("Unsupported ioctl type: cmd=0x%04lx type=%d\n", |
3170 | (long)cmd, arg_type[0]); | |
0da46a6e | 3171 | ret = -TARGET_ENOSYS; |
31e31b8a FB |
3172 | break; |
3173 | } | |
3174 | return ret; | |
3175 | } | |
3176 | ||
b39bc503 | 3177 | static const bitmask_transtbl iflag_tbl[] = { |
31e31b8a FB |
3178 | { TARGET_IGNBRK, TARGET_IGNBRK, IGNBRK, IGNBRK }, |
3179 | { TARGET_BRKINT, TARGET_BRKINT, BRKINT, BRKINT }, | |
3180 | { TARGET_IGNPAR, TARGET_IGNPAR, IGNPAR, IGNPAR }, | |
3181 | { TARGET_PARMRK, TARGET_PARMRK, PARMRK, PARMRK }, | |
3182 | { TARGET_INPCK, TARGET_INPCK, INPCK, INPCK }, | |
3183 | { TARGET_ISTRIP, TARGET_ISTRIP, ISTRIP, ISTRIP }, | |
3184 | { TARGET_INLCR, TARGET_INLCR, INLCR, INLCR }, | |
3185 | { TARGET_IGNCR, TARGET_IGNCR, IGNCR, IGNCR }, | |
3186 | { TARGET_ICRNL, TARGET_ICRNL, ICRNL, ICRNL }, | |
3187 | { TARGET_IUCLC, TARGET_IUCLC, IUCLC, IUCLC }, | |
3188 | { TARGET_IXON, TARGET_IXON, IXON, IXON }, | |
3189 | { TARGET_IXANY, TARGET_IXANY, IXANY, IXANY }, | |
3190 | { TARGET_IXOFF, TARGET_IXOFF, IXOFF, IXOFF }, | |
3191 | { TARGET_IMAXBEL, TARGET_IMAXBEL, IMAXBEL, IMAXBEL }, | |
3192 | { 0, 0, 0, 0 } | |
3193 | }; | |
3194 | ||
b39bc503 | 3195 | static const bitmask_transtbl oflag_tbl[] = { |
31e31b8a FB |
3196 | { TARGET_OPOST, TARGET_OPOST, OPOST, OPOST }, |
3197 | { TARGET_OLCUC, TARGET_OLCUC, OLCUC, OLCUC }, | |
3198 | { TARGET_ONLCR, TARGET_ONLCR, ONLCR, ONLCR }, | |
3199 | { TARGET_OCRNL, TARGET_OCRNL, OCRNL, OCRNL }, | |
3200 | { TARGET_ONOCR, TARGET_ONOCR, ONOCR, ONOCR }, | |
3201 | { TARGET_ONLRET, TARGET_ONLRET, ONLRET, ONLRET }, | |
3202 | { TARGET_OFILL, TARGET_OFILL, OFILL, OFILL }, | |
3203 | { TARGET_OFDEL, TARGET_OFDEL, OFDEL, OFDEL }, | |
3204 | { TARGET_NLDLY, TARGET_NL0, NLDLY, NL0 }, | |
3205 | { TARGET_NLDLY, TARGET_NL1, NLDLY, NL1 }, | |
3206 | { TARGET_CRDLY, TARGET_CR0, CRDLY, CR0 }, | |
3207 | { TARGET_CRDLY, TARGET_CR1, CRDLY, CR1 }, | |
3208 | { TARGET_CRDLY, TARGET_CR2, CRDLY, CR2 }, | |
3209 | { TARGET_CRDLY, TARGET_CR3, CRDLY, CR3 }, | |
3210 | { TARGET_TABDLY, TARGET_TAB0, TABDLY, TAB0 }, | |
3211 | { TARGET_TABDLY, TARGET_TAB1, TABDLY, TAB1 }, | |
3212 | { TARGET_TABDLY, TARGET_TAB2, TABDLY, TAB2 }, | |
3213 | { TARGET_TABDLY, TARGET_TAB3, TABDLY, TAB3 }, | |
3214 | { TARGET_BSDLY, TARGET_BS0, BSDLY, BS0 }, | |
3215 | { TARGET_BSDLY, TARGET_BS1, BSDLY, BS1 }, | |
3216 | { TARGET_VTDLY, TARGET_VT0, VTDLY, VT0 }, | |
3217 | { TARGET_VTDLY, TARGET_VT1, VTDLY, VT1 }, | |
3218 | { TARGET_FFDLY, TARGET_FF0, FFDLY, FF0 }, | |
3219 | { TARGET_FFDLY, TARGET_FF1, FFDLY, FF1 }, | |
3220 | { 0, 0, 0, 0 } | |
3221 | }; | |
3222 | ||
b39bc503 | 3223 | static const bitmask_transtbl cflag_tbl[] = { |
31e31b8a FB |
3224 | { TARGET_CBAUD, TARGET_B0, CBAUD, B0 }, |
3225 | { TARGET_CBAUD, TARGET_B50, CBAUD, B50 }, | |
3226 | { TARGET_CBAUD, TARGET_B75, CBAUD, B75 }, | |
3227 | { TARGET_CBAUD, TARGET_B110, CBAUD, B110 }, | |
3228 | { TARGET_CBAUD, TARGET_B134, CBAUD, B134 }, | |
3229 | { TARGET_CBAUD, TARGET_B150, CBAUD, B150 }, | |
3230 | { TARGET_CBAUD, TARGET_B200, CBAUD, B200 }, | |
3231 | { TARGET_CBAUD, TARGET_B300, CBAUD, B300 }, | |
3232 | { TARGET_CBAUD, TARGET_B600, CBAUD, B600 }, | |
3233 | { TARGET_CBAUD, TARGET_B1200, CBAUD, B1200 }, | |
3234 | { TARGET_CBAUD, TARGET_B1800, CBAUD, B1800 }, | |
3235 | { TARGET_CBAUD, TARGET_B2400, CBAUD, B2400 }, | |
3236 | { TARGET_CBAUD, TARGET_B4800, CBAUD, B4800 }, | |
3237 | { TARGET_CBAUD, TARGET_B9600, CBAUD, B9600 }, | |
3238 | { TARGET_CBAUD, TARGET_B19200, CBAUD, B19200 }, | |
3239 | { TARGET_CBAUD, TARGET_B38400, CBAUD, B38400 }, | |
3240 | { TARGET_CBAUD, TARGET_B57600, CBAUD, B57600 }, | |
3241 | { TARGET_CBAUD, TARGET_B115200, CBAUD, B115200 }, | |
3242 | { TARGET_CBAUD, TARGET_B230400, CBAUD, B230400 }, | |
3243 | { TARGET_CBAUD, TARGET_B460800, CBAUD, B460800 }, | |
3244 | { TARGET_CSIZE, TARGET_CS5, CSIZE, CS5 }, | |
3245 | { TARGET_CSIZE, TARGET_CS6, CSIZE, CS6 }, | |
3246 | { TARGET_CSIZE, TARGET_CS7, CSIZE, CS7 }, | |
3247 | { TARGET_CSIZE, TARGET_CS8, CSIZE, CS8 }, | |
3248 | { TARGET_CSTOPB, TARGET_CSTOPB, CSTOPB, CSTOPB }, | |
3249 | { TARGET_CREAD, TARGET_CREAD, CREAD, CREAD }, | |
3250 | { TARGET_PARENB, TARGET_PARENB, PARENB, PARENB }, | |
3251 | { TARGET_PARODD, TARGET_PARODD, PARODD, PARODD }, | |
3252 | { TARGET_HUPCL, TARGET_HUPCL, HUPCL, HUPCL }, | |
3253 | { TARGET_CLOCAL, TARGET_CLOCAL, CLOCAL, CLOCAL }, | |
3254 | { TARGET_CRTSCTS, TARGET_CRTSCTS, CRTSCTS, CRTSCTS }, | |
3255 | { 0, 0, 0, 0 } | |
3256 | }; | |
3257 | ||
b39bc503 | 3258 | static const bitmask_transtbl lflag_tbl[] = { |
31e31b8a FB |
3259 | { TARGET_ISIG, TARGET_ISIG, ISIG, ISIG }, |
3260 | { TARGET_ICANON, TARGET_ICANON, ICANON, ICANON }, | |
3261 | { TARGET_XCASE, TARGET_XCASE, XCASE, XCASE }, | |
3262 | { TARGET_ECHO, TARGET_ECHO, ECHO, ECHO }, | |
3263 | { TARGET_ECHOE, TARGET_ECHOE, ECHOE, ECHOE }, | |
3264 | { TARGET_ECHOK, TARGET_ECHOK, ECHOK, ECHOK }, | |
3265 | { TARGET_ECHONL, TARGET_ECHONL, ECHONL, ECHONL }, | |
3266 | { TARGET_NOFLSH, TARGET_NOFLSH, NOFLSH, NOFLSH }, | |
3267 | { TARGET_TOSTOP, TARGET_TOSTOP, TOSTOP, TOSTOP }, | |
3268 | { TARGET_ECHOCTL, TARGET_ECHOCTL, ECHOCTL, ECHOCTL }, | |
3269 | { TARGET_ECHOPRT, TARGET_ECHOPRT, ECHOPRT, ECHOPRT }, | |
3270 | { TARGET_ECHOKE, TARGET_ECHOKE, ECHOKE, ECHOKE }, | |
3271 | { TARGET_FLUSHO, TARGET_FLUSHO, FLUSHO, FLUSHO }, | |
3272 | { TARGET_PENDIN, TARGET_PENDIN, PENDIN, PENDIN }, | |
3273 | { TARGET_IEXTEN, TARGET_IEXTEN, IEXTEN, IEXTEN }, | |
3274 | { 0, 0, 0, 0 } | |
3275 | }; | |
3276 | ||
3277 | static void target_to_host_termios (void *dst, const void *src) | |
3278 | { | |
3279 | struct host_termios *host = dst; | |
3280 | const struct target_termios *target = src; | |
3b46e624 | 3281 | |
5fafdf24 | 3282 | host->c_iflag = |
31e31b8a | 3283 | target_to_host_bitmask(tswap32(target->c_iflag), iflag_tbl); |
5fafdf24 | 3284 | host->c_oflag = |
31e31b8a | 3285 | target_to_host_bitmask(tswap32(target->c_oflag), oflag_tbl); |
5fafdf24 | 3286 | host->c_cflag = |
31e31b8a | 3287 | target_to_host_bitmask(tswap32(target->c_cflag), cflag_tbl); |
5fafdf24 | 3288 | host->c_lflag = |
31e31b8a FB |
3289 | target_to_host_bitmask(tswap32(target->c_lflag), lflag_tbl); |
3290 | host->c_line = target->c_line; | |
3b46e624 | 3291 | |
44607123 | 3292 | memset(host->c_cc, 0, sizeof(host->c_cc)); |
5fafdf24 TS |
3293 | host->c_cc[VINTR] = target->c_cc[TARGET_VINTR]; |
3294 | host->c_cc[VQUIT] = target->c_cc[TARGET_VQUIT]; | |
3b46e624 | 3295 | host->c_cc[VERASE] = target->c_cc[TARGET_VERASE]; |
5fafdf24 | 3296 | host->c_cc[VKILL] = target->c_cc[TARGET_VKILL]; |
3b46e624 | 3297 | host->c_cc[VEOF] = target->c_cc[TARGET_VEOF]; |
5fafdf24 | 3298 | host->c_cc[VTIME] = target->c_cc[TARGET_VTIME]; |
3b46e624 | 3299 | host->c_cc[VMIN] = target->c_cc[TARGET_VMIN]; |
5fafdf24 | 3300 | host->c_cc[VSWTC] = target->c_cc[TARGET_VSWTC]; |
3b46e624 | 3301 | host->c_cc[VSTART] = target->c_cc[TARGET_VSTART]; |
5fafdf24 TS |
3302 | host->c_cc[VSTOP] = target->c_cc[TARGET_VSTOP]; |
3303 | host->c_cc[VSUSP] = target->c_cc[TARGET_VSUSP]; | |
3b46e624 TS |
3304 | host->c_cc[VEOL] = target->c_cc[TARGET_VEOL]; |
3305 | host->c_cc[VREPRINT] = target->c_cc[TARGET_VREPRINT]; | |
3306 | host->c_cc[VDISCARD] = target->c_cc[TARGET_VDISCARD]; | |
3307 | host->c_cc[VWERASE] = target->c_cc[TARGET_VWERASE]; | |
3308 | host->c_cc[VLNEXT] = target->c_cc[TARGET_VLNEXT]; | |
5fafdf24 | 3309 | host->c_cc[VEOL2] = target->c_cc[TARGET_VEOL2]; |
31e31b8a | 3310 | } |
3b46e624 | 3311 | |
31e31b8a FB |
3312 | static void host_to_target_termios (void *dst, const void *src) |
3313 | { | |
3314 | struct target_termios *target = dst; | |
3315 | const struct host_termios *host = src; | |
3316 | ||
5fafdf24 | 3317 | target->c_iflag = |
31e31b8a | 3318 | tswap32(host_to_target_bitmask(host->c_iflag, iflag_tbl)); |
5fafdf24 | 3319 | target->c_oflag = |
31e31b8a | 3320 | tswap32(host_to_target_bitmask(host->c_oflag, oflag_tbl)); |
5fafdf24 | 3321 | target->c_cflag = |
31e31b8a | 3322 | tswap32(host_to_target_bitmask(host->c_cflag, cflag_tbl)); |
5fafdf24 | 3323 | target->c_lflag = |
31e31b8a FB |
3324 | tswap32(host_to_target_bitmask(host->c_lflag, lflag_tbl)); |
3325 | target->c_line = host->c_line; | |
3b46e624 | 3326 | |
44607123 | 3327 | memset(target->c_cc, 0, sizeof(target->c_cc)); |
31e31b8a FB |
3328 | target->c_cc[TARGET_VINTR] = host->c_cc[VINTR]; |
3329 | target->c_cc[TARGET_VQUIT] = host->c_cc[VQUIT]; | |
3330 | target->c_cc[TARGET_VERASE] = host->c_cc[VERASE]; | |
3331 | target->c_cc[TARGET_VKILL] = host->c_cc[VKILL]; | |
3332 | target->c_cc[TARGET_VEOF] = host->c_cc[VEOF]; | |
3333 | target->c_cc[TARGET_VTIME] = host->c_cc[VTIME]; | |
3334 | target->c_cc[TARGET_VMIN] = host->c_cc[VMIN]; | |
3335 | target->c_cc[TARGET_VSWTC] = host->c_cc[VSWTC]; | |
3336 | target->c_cc[TARGET_VSTART] = host->c_cc[VSTART]; | |
3337 | target->c_cc[TARGET_VSTOP] = host->c_cc[VSTOP]; | |
3338 | target->c_cc[TARGET_VSUSP] = host->c_cc[VSUSP]; | |
3339 | target->c_cc[TARGET_VEOL] = host->c_cc[VEOL]; | |
3340 | target->c_cc[TARGET_VREPRINT] = host->c_cc[VREPRINT]; | |
3341 | target->c_cc[TARGET_VDISCARD] = host->c_cc[VDISCARD]; | |
3342 | target->c_cc[TARGET_VWERASE] = host->c_cc[VWERASE]; | |
3343 | target->c_cc[TARGET_VLNEXT] = host->c_cc[VLNEXT]; | |
3344 | target->c_cc[TARGET_VEOL2] = host->c_cc[VEOL2]; | |
3345 | } | |
3346 | ||
8e853dc7 | 3347 | static const StructEntry struct_termios_def = { |
31e31b8a FB |
3348 | .convert = { host_to_target_termios, target_to_host_termios }, |
3349 | .size = { sizeof(struct target_termios), sizeof(struct host_termios) }, | |
3350 | .align = { __alignof__(struct target_termios), __alignof__(struct host_termios) }, | |
3351 | }; | |
3352 | ||
5286db75 FB |
3353 | static bitmask_transtbl mmap_flags_tbl[] = { |
3354 | { TARGET_MAP_SHARED, TARGET_MAP_SHARED, MAP_SHARED, MAP_SHARED }, | |
3355 | { TARGET_MAP_PRIVATE, TARGET_MAP_PRIVATE, MAP_PRIVATE, MAP_PRIVATE }, | |
3356 | { TARGET_MAP_FIXED, TARGET_MAP_FIXED, MAP_FIXED, MAP_FIXED }, | |
3357 | { TARGET_MAP_ANONYMOUS, TARGET_MAP_ANONYMOUS, MAP_ANONYMOUS, MAP_ANONYMOUS }, | |
3358 | { TARGET_MAP_GROWSDOWN, TARGET_MAP_GROWSDOWN, MAP_GROWSDOWN, MAP_GROWSDOWN }, | |
3359 | { TARGET_MAP_DENYWRITE, TARGET_MAP_DENYWRITE, MAP_DENYWRITE, MAP_DENYWRITE }, | |
3360 | { TARGET_MAP_EXECUTABLE, TARGET_MAP_EXECUTABLE, MAP_EXECUTABLE, MAP_EXECUTABLE }, | |
3361 | { TARGET_MAP_LOCKED, TARGET_MAP_LOCKED, MAP_LOCKED, MAP_LOCKED }, | |
3362 | { 0, 0, 0, 0 } | |
3363 | }; | |
3364 | ||
2ab83ea7 | 3365 | #if defined(TARGET_I386) |
6dbad63e FB |
3366 | |
3367 | /* NOTE: there is really one LDT for all the threads */ | |
b1d8e52e | 3368 | static uint8_t *ldt_table; |
6dbad63e | 3369 | |
03acab66 | 3370 | static abi_long read_ldt(abi_ulong ptr, unsigned long bytecount) |
6dbad63e FB |
3371 | { |
3372 | int size; | |
53a5960a | 3373 | void *p; |
6dbad63e FB |
3374 | |
3375 | if (!ldt_table) | |
3376 | return 0; | |
3377 | size = TARGET_LDT_ENTRIES * TARGET_LDT_ENTRY_SIZE; | |
3378 | if (size > bytecount) | |
3379 | size = bytecount; | |
579a97f7 FB |
3380 | p = lock_user(VERIFY_WRITE, ptr, size, 0); |
3381 | if (!p) | |
03acab66 | 3382 | return -TARGET_EFAULT; |
579a97f7 | 3383 | /* ??? Should this by byteswapped? */ |
53a5960a PB |
3384 | memcpy(p, ldt_table, size); |
3385 | unlock_user(p, ptr, size); | |
6dbad63e FB |
3386 | return size; |
3387 | } | |
3388 | ||
3389 | /* XXX: add locking support */ | |
03acab66 FB |
3390 | static abi_long write_ldt(CPUX86State *env, |
3391 | abi_ulong ptr, unsigned long bytecount, int oldmode) | |
6dbad63e FB |
3392 | { |
3393 | struct target_modify_ldt_ldt_s ldt_info; | |
53a5960a | 3394 | struct target_modify_ldt_ldt_s *target_ldt_info; |
6dbad63e | 3395 | int seg_32bit, contents, read_exec_only, limit_in_pages; |
8d18e893 | 3396 | int seg_not_present, useable, lm; |
6dbad63e FB |
3397 | uint32_t *lp, entry_1, entry_2; |
3398 | ||
3399 | if (bytecount != sizeof(ldt_info)) | |
03acab66 | 3400 | return -TARGET_EINVAL; |
579a97f7 | 3401 | if (!lock_user_struct(VERIFY_READ, target_ldt_info, ptr, 1)) |
03acab66 | 3402 | return -TARGET_EFAULT; |
53a5960a PB |
3403 | ldt_info.entry_number = tswap32(target_ldt_info->entry_number); |
3404 | ldt_info.base_addr = tswapl(target_ldt_info->base_addr); | |
3405 | ldt_info.limit = tswap32(target_ldt_info->limit); | |
3406 | ldt_info.flags = tswap32(target_ldt_info->flags); | |
3407 | unlock_user_struct(target_ldt_info, ptr, 0); | |
3b46e624 | 3408 | |
6dbad63e | 3409 | if (ldt_info.entry_number >= TARGET_LDT_ENTRIES) |
03acab66 | 3410 | return -TARGET_EINVAL; |
6dbad63e FB |
3411 | seg_32bit = ldt_info.flags & 1; |
3412 | contents = (ldt_info.flags >> 1) & 3; | |
3413 | read_exec_only = (ldt_info.flags >> 3) & 1; | |
3414 | limit_in_pages = (ldt_info.flags >> 4) & 1; | |
3415 | seg_not_present = (ldt_info.flags >> 5) & 1; | |
3416 | useable = (ldt_info.flags >> 6) & 1; | |
8d18e893 FB |
3417 | #ifdef TARGET_ABI32 |
3418 | lm = 0; | |
3419 | #else | |
3420 | lm = (ldt_info.flags >> 7) & 1; | |
3421 | #endif | |
6dbad63e FB |
3422 | if (contents == 3) { |
3423 | if (oldmode) | |
03acab66 | 3424 | return -TARGET_EINVAL; |
6dbad63e | 3425 | if (seg_not_present == 0) |
03acab66 | 3426 | return -TARGET_EINVAL; |
6dbad63e FB |
3427 | } |
3428 | /* allocate the LDT */ | |
3429 | if (!ldt_table) { | |
e441570f AZ |
3430 | env->ldt.base = target_mmap(0, |
3431 | TARGET_LDT_ENTRIES * TARGET_LDT_ENTRY_SIZE, | |
3432 | PROT_READ|PROT_WRITE, | |
3433 | MAP_ANONYMOUS|MAP_PRIVATE, -1, 0); | |
3434 | if (env->ldt.base == -1) | |
03acab66 | 3435 | return -TARGET_ENOMEM; |
e441570f AZ |
3436 | memset(g2h(env->ldt.base), 0, |
3437 | TARGET_LDT_ENTRIES * TARGET_LDT_ENTRY_SIZE); | |
6dbad63e | 3438 | env->ldt.limit = 0xffff; |
e441570f | 3439 | ldt_table = g2h(env->ldt.base); |
6dbad63e FB |
3440 | } |
3441 | ||
3442 | /* NOTE: same code as Linux kernel */ | |
3443 | /* Allow LDTs to be cleared by the user. */ | |
3444 | if (ldt_info.base_addr == 0 && ldt_info.limit == 0) { | |
3445 | if (oldmode || | |
3446 | (contents == 0 && | |
3447 | read_exec_only == 1 && | |
3448 | seg_32bit == 0 && | |
3449 | limit_in_pages == 0 && | |
3450 | seg_not_present == 1 && | |
3451 | useable == 0 )) { | |
3452 | entry_1 = 0; | |
3453 | entry_2 = 0; | |
3454 | goto install; | |
3455 | } | |
3456 | } | |
3b46e624 | 3457 | |
6dbad63e FB |
3458 | entry_1 = ((ldt_info.base_addr & 0x0000ffff) << 16) | |
3459 | (ldt_info.limit & 0x0ffff); | |
3460 | entry_2 = (ldt_info.base_addr & 0xff000000) | | |
3461 | ((ldt_info.base_addr & 0x00ff0000) >> 16) | | |
3462 | (ldt_info.limit & 0xf0000) | | |
3463 | ((read_exec_only ^ 1) << 9) | | |
3464 | (contents << 10) | | |
3465 | ((seg_not_present ^ 1) << 15) | | |
3466 | (seg_32bit << 22) | | |
3467 | (limit_in_pages << 23) | | |
8d18e893 | 3468 | (lm << 21) | |
6dbad63e FB |
3469 | 0x7000; |
3470 | if (!oldmode) | |
3471 | entry_2 |= (useable << 20); | |
14ae3ba7 | 3472 | |
6dbad63e FB |
3473 | /* Install the new entry ... */ |
3474 | install: | |
3475 | lp = (uint32_t *)(ldt_table + (ldt_info.entry_number << 3)); | |
3476 | lp[0] = tswap32(entry_1); | |
3477 | lp[1] = tswap32(entry_2); | |
3478 | return 0; | |
3479 | } | |
3480 | ||
3481 | /* specific and weird i386 syscalls */ | |
8fcd3692 BS |
3482 | static abi_long do_modify_ldt(CPUX86State *env, int func, abi_ulong ptr, |
3483 | unsigned long bytecount) | |
6dbad63e | 3484 | { |
03acab66 | 3485 | abi_long ret; |
3b46e624 | 3486 | |
6dbad63e FB |
3487 | switch (func) { |
3488 | case 0: | |
3489 | ret = read_ldt(ptr, bytecount); | |
3490 | break; | |
3491 | case 1: | |
3492 | ret = write_ldt(env, ptr, bytecount, 1); | |
3493 | break; | |
3494 | case 0x11: | |
3495 | ret = write_ldt(env, ptr, bytecount, 0); | |
3496 | break; | |
03acab66 FB |
3497 | default: |
3498 | ret = -TARGET_ENOSYS; | |
3499 | break; | |
6dbad63e FB |
3500 | } |
3501 | return ret; | |
3502 | } | |
1b6b029e | 3503 | |
4583f589 | 3504 | #if defined(TARGET_I386) && defined(TARGET_ABI32) |
8fcd3692 | 3505 | static abi_long do_set_thread_area(CPUX86State *env, abi_ulong ptr) |
8d18e893 FB |
3506 | { |
3507 | uint64_t *gdt_table = g2h(env->gdt.base); | |
3508 | struct target_modify_ldt_ldt_s ldt_info; | |
3509 | struct target_modify_ldt_ldt_s *target_ldt_info; | |
3510 | int seg_32bit, contents, read_exec_only, limit_in_pages; | |
3511 | int seg_not_present, useable, lm; | |
3512 | uint32_t *lp, entry_1, entry_2; | |
3513 | int i; | |
3514 | ||
3515 | lock_user_struct(VERIFY_WRITE, target_ldt_info, ptr, 1); | |
3516 | if (!target_ldt_info) | |
3517 | return -TARGET_EFAULT; | |
3518 | ldt_info.entry_number = tswap32(target_ldt_info->entry_number); | |
3519 | ldt_info.base_addr = tswapl(target_ldt_info->base_addr); | |
3520 | ldt_info.limit = tswap32(target_ldt_info->limit); | |
3521 | ldt_info.flags = tswap32(target_ldt_info->flags); | |
3522 | if (ldt_info.entry_number == -1) { | |
3523 | for (i=TARGET_GDT_ENTRY_TLS_MIN; i<=TARGET_GDT_ENTRY_TLS_MAX; i++) { | |
3524 | if (gdt_table[i] == 0) { | |
3525 | ldt_info.entry_number = i; | |
3526 | target_ldt_info->entry_number = tswap32(i); | |
3527 | break; | |
3528 | } | |
3529 | } | |
3530 | } | |
3531 | unlock_user_struct(target_ldt_info, ptr, 1); | |
3532 | ||
3533 | if (ldt_info.entry_number < TARGET_GDT_ENTRY_TLS_MIN || | |
3534 | ldt_info.entry_number > TARGET_GDT_ENTRY_TLS_MAX) | |
3535 | return -TARGET_EINVAL; | |
3536 | seg_32bit = ldt_info.flags & 1; | |
3537 | contents = (ldt_info.flags >> 1) & 3; | |
3538 | read_exec_only = (ldt_info.flags >> 3) & 1; | |
3539 | limit_in_pages = (ldt_info.flags >> 4) & 1; | |
3540 | seg_not_present = (ldt_info.flags >> 5) & 1; | |
3541 | useable = (ldt_info.flags >> 6) & 1; | |
3542 | #ifdef TARGET_ABI32 | |
3543 | lm = 0; | |
3544 | #else | |
3545 | lm = (ldt_info.flags >> 7) & 1; | |
3546 | #endif | |
3547 | ||
3548 | if (contents == 3) { | |
3549 | if (seg_not_present == 0) | |
3550 | return -TARGET_EINVAL; | |
3551 | } | |
3552 | ||
3553 | /* NOTE: same code as Linux kernel */ | |
3554 | /* Allow LDTs to be cleared by the user. */ | |
3555 | if (ldt_info.base_addr == 0 && ldt_info.limit == 0) { | |
3556 | if ((contents == 0 && | |
3557 | read_exec_only == 1 && | |
3558 | seg_32bit == 0 && | |
3559 | limit_in_pages == 0 && | |
3560 | seg_not_present == 1 && | |
3561 | useable == 0 )) { | |
3562 | entry_1 = 0; | |
3563 | entry_2 = 0; | |
3564 | goto install; | |
3565 | } | |
3566 | } | |
3567 | ||
3568 | entry_1 = ((ldt_info.base_addr & 0x0000ffff) << 16) | | |
3569 | (ldt_info.limit & 0x0ffff); | |
3570 | entry_2 = (ldt_info.base_addr & 0xff000000) | | |
3571 | ((ldt_info.base_addr & 0x00ff0000) >> 16) | | |
3572 | (ldt_info.limit & 0xf0000) | | |
3573 | ((read_exec_only ^ 1) << 9) | | |
3574 | (contents << 10) | | |
3575 | ((seg_not_present ^ 1) << 15) | | |
3576 | (seg_32bit << 22) | | |
3577 | (limit_in_pages << 23) | | |
3578 | (useable << 20) | | |
3579 | (lm << 21) | | |
3580 | 0x7000; | |
3581 | ||
3582 | /* Install the new entry ... */ | |
3583 | install: | |
3584 | lp = (uint32_t *)(gdt_table + ldt_info.entry_number); | |
3585 | lp[0] = tswap32(entry_1); | |
3586 | lp[1] = tswap32(entry_2); | |
3587 | return 0; | |
3588 | } | |
3589 | ||
8fcd3692 | 3590 | static abi_long do_get_thread_area(CPUX86State *env, abi_ulong ptr) |
8d18e893 FB |
3591 | { |
3592 | struct target_modify_ldt_ldt_s *target_ldt_info; | |
3593 | uint64_t *gdt_table = g2h(env->gdt.base); | |
3594 | uint32_t base_addr, limit, flags; | |
3595 | int seg_32bit, contents, read_exec_only, limit_in_pages, idx; | |
3596 | int seg_not_present, useable, lm; | |
3597 | uint32_t *lp, entry_1, entry_2; | |
3598 | ||
3599 | lock_user_struct(VERIFY_WRITE, target_ldt_info, ptr, 1); | |
3600 | if (!target_ldt_info) | |
3601 | return -TARGET_EFAULT; | |
3602 | idx = tswap32(target_ldt_info->entry_number); | |
3603 | if (idx < TARGET_GDT_ENTRY_TLS_MIN || | |
3604 | idx > TARGET_GDT_ENTRY_TLS_MAX) { | |
3605 | unlock_user_struct(target_ldt_info, ptr, 1); | |
3606 | return -TARGET_EINVAL; | |
3607 | } | |
3608 | lp = (uint32_t *)(gdt_table + idx); | |
3609 | entry_1 = tswap32(lp[0]); | |
3610 | entry_2 = tswap32(lp[1]); | |
3611 | ||
3612 | read_exec_only = ((entry_2 >> 9) & 1) ^ 1; | |
3613 | contents = (entry_2 >> 10) & 3; | |
3614 | seg_not_present = ((entry_2 >> 15) & 1) ^ 1; | |
3615 | seg_32bit = (entry_2 >> 22) & 1; | |
3616 | limit_in_pages = (entry_2 >> 23) & 1; | |
3617 | useable = (entry_2 >> 20) & 1; | |
3618 | #ifdef TARGET_ABI32 | |
3619 | lm = 0; | |
3620 | #else | |
3621 | lm = (entry_2 >> 21) & 1; | |
3622 | #endif | |
3623 | flags = (seg_32bit << 0) | (contents << 1) | | |
3624 | (read_exec_only << 3) | (limit_in_pages << 4) | | |
3625 | (seg_not_present << 5) | (useable << 6) | (lm << 7); | |
3626 | limit = (entry_1 & 0xffff) | (entry_2 & 0xf0000); | |
3627 | base_addr = (entry_1 >> 16) | | |
3628 | (entry_2 & 0xff000000) | | |
3629 | ((entry_2 & 0xff) << 16); | |
3630 | target_ldt_info->base_addr = tswapl(base_addr); | |
3631 | target_ldt_info->limit = tswap32(limit); | |
3632 | target_ldt_info->flags = tswap32(flags); | |
3633 | unlock_user_struct(target_ldt_info, ptr, 1); | |
3634 | return 0; | |
3635 | } | |
4583f589 | 3636 | #endif /* TARGET_I386 && TARGET_ABI32 */ |
8d18e893 | 3637 | |
d2fd1af7 | 3638 | #ifndef TARGET_ABI32 |
8fcd3692 | 3639 | static abi_long do_arch_prctl(CPUX86State *env, int code, abi_ulong addr) |
d2fd1af7 FB |
3640 | { |
3641 | abi_long ret; | |
3642 | abi_ulong val; | |
3643 | int idx; | |
3644 | ||
3645 | switch(code) { | |
3646 | case TARGET_ARCH_SET_GS: | |
3647 | case TARGET_ARCH_SET_FS: | |
3648 | if (code == TARGET_ARCH_SET_GS) | |
3649 | idx = R_GS; | |
3650 | else | |
3651 | idx = R_FS; | |
3652 | cpu_x86_load_seg(env, idx, 0); | |
3653 | env->segs[idx].base = addr; | |
3654 | break; | |
3655 | case TARGET_ARCH_GET_GS: | |
3656 | case TARGET_ARCH_GET_FS: | |
3657 | if (code == TARGET_ARCH_GET_GS) | |
3658 | idx = R_GS; | |
3659 | else | |
3660 | idx = R_FS; | |
3661 | val = env->segs[idx].base; | |
3662 | if (put_user(val, addr, abi_ulong)) | |
3663 | return -TARGET_EFAULT; | |
3664 | break; | |
3665 | default: | |
3666 | ret = -TARGET_EINVAL; | |
3667 | break; | |
3668 | } | |
3669 | return 0; | |
3670 | } | |
3671 | #endif | |
3672 | ||
2ab83ea7 FB |
3673 | #endif /* defined(TARGET_I386) */ |
3674 | ||
2f7bb878 | 3675 | #if defined(CONFIG_USE_NPTL) |
d865bab5 PB |
3676 | |
3677 | #define NEW_STACK_SIZE PTHREAD_STACK_MIN | |
3678 | ||
3679 | static pthread_mutex_t clone_lock = PTHREAD_MUTEX_INITIALIZER; | |
3680 | typedef struct { | |
3681 | CPUState *env; | |
3682 | pthread_mutex_t mutex; | |
3683 | pthread_cond_t cond; | |
3684 | pthread_t thread; | |
3685 | uint32_t tid; | |
3686 | abi_ulong child_tidptr; | |
3687 | abi_ulong parent_tidptr; | |
3688 | sigset_t sigmask; | |
3689 | } new_thread_info; | |
3690 | ||
3691 | static void *clone_func(void *arg) | |
3692 | { | |
3693 | new_thread_info *info = arg; | |
3694 | CPUState *env; | |
edf8e2af | 3695 | TaskState *ts; |
d865bab5 PB |
3696 | |
3697 | env = info->env; | |
3698 | thread_env = env; | |
edf8e2af | 3699 | ts = (TaskState *)thread_env->opaque; |
d865bab5 | 3700 | info->tid = gettid(); |
1e9fa730 | 3701 | env->host_tid = info->tid; |
edf8e2af | 3702 | task_settid(ts); |
d865bab5 PB |
3703 | if (info->child_tidptr) |
3704 | put_user_u32(info->tid, info->child_tidptr); | |
3705 | if (info->parent_tidptr) | |
3706 | put_user_u32(info->tid, info->parent_tidptr); | |
3707 | /* Enable signals. */ | |
3708 | sigprocmask(SIG_SETMASK, &info->sigmask, NULL); | |
3709 | /* Signal to the parent that we're ready. */ | |
3710 | pthread_mutex_lock(&info->mutex); | |
3711 | pthread_cond_broadcast(&info->cond); | |
3712 | pthread_mutex_unlock(&info->mutex); | |
3713 | /* Wait until the parent has finshed initializing the tls state. */ | |
3714 | pthread_mutex_lock(&clone_lock); | |
3715 | pthread_mutex_unlock(&clone_lock); | |
3716 | cpu_loop(env); | |
3717 | /* never exits */ | |
3718 | return NULL; | |
3719 | } | |
3720 | #else | |
1b6b029e FB |
3721 | /* this stack is the equivalent of the kernel stack associated with a |
3722 | thread/process */ | |
3723 | #define NEW_STACK_SIZE 8192 | |
3724 | ||
3725 | static int clone_func(void *arg) | |
3726 | { | |
2ab83ea7 | 3727 | CPUState *env = arg; |
1b6b029e FB |
3728 | cpu_loop(env); |
3729 | /* never exits */ | |
3730 | return 0; | |
3731 | } | |
d865bab5 | 3732 | #endif |
1b6b029e | 3733 | |
0da46a6e TS |
3734 | /* do_fork() Must return host values and target errnos (unlike most |
3735 | do_*() functions). */ | |
d865bab5 PB |
3736 | static int do_fork(CPUState *env, unsigned int flags, abi_ulong newsp, |
3737 | abi_ulong parent_tidptr, target_ulong newtls, | |
3738 | abi_ulong child_tidptr) | |
1b6b029e FB |
3739 | { |
3740 | int ret; | |
5cd4393b | 3741 | TaskState *ts; |
2ab83ea7 | 3742 | CPUState *new_env; |
2f7bb878 | 3743 | #if defined(CONFIG_USE_NPTL) |
d865bab5 PB |
3744 | unsigned int nptl_flags; |
3745 | sigset_t sigmask; | |
9190749f RV |
3746 | #else |
3747 | uint8_t *new_stack; | |
d865bab5 | 3748 | #endif |
3b46e624 | 3749 | |
436d124b AZ |
3750 | /* Emulate vfork() with fork() */ |
3751 | if (flags & CLONE_VFORK) | |
3752 | flags &= ~(CLONE_VFORK | CLONE_VM); | |
3753 | ||
1b6b029e | 3754 | if (flags & CLONE_VM) { |
edf8e2af | 3755 | TaskState *parent_ts = (TaskState *)env->opaque; |
2f7bb878 | 3756 | #if defined(CONFIG_USE_NPTL) |
d865bab5 PB |
3757 | new_thread_info info; |
3758 | pthread_attr_t attr; | |
bd0c5661 | 3759 | #endif |
48e15fc2 | 3760 | ts = qemu_mallocz(sizeof(TaskState)); |
624f7979 | 3761 | init_task_state(ts); |
1b6b029e | 3762 | /* we create a new CPU instance. */ |
c5be9f08 | 3763 | new_env = cpu_copy(env); |
b4558d74 BS |
3764 | #if defined(TARGET_I386) || defined(TARGET_SPARC) || defined(TARGET_PPC) |
3765 | cpu_reset(new_env); | |
3766 | #endif | |
6e68e076 PB |
3767 | /* Init regs that differ from the parent. */ |
3768 | cpu_clone_regs(new_env, newsp); | |
5cd4393b | 3769 | new_env->opaque = ts; |
edf8e2af MW |
3770 | ts->bprm = parent_ts->bprm; |
3771 | ts->info = parent_ts->info; | |
2f7bb878 | 3772 | #if defined(CONFIG_USE_NPTL) |
d865bab5 PB |
3773 | nptl_flags = flags; |
3774 | flags &= ~CLONE_NPTL_FLAGS2; | |
3775 | ||
c2764719 PB |
3776 | if (nptl_flags & CLONE_CHILD_CLEARTID) { |
3777 | ts->child_tidptr = child_tidptr; | |
3778 | } | |
3779 | ||
d865bab5 PB |
3780 | if (nptl_flags & CLONE_SETTLS) |
3781 | cpu_set_tls (new_env, newtls); | |
3782 | ||
3783 | /* Grab a mutex so that thread setup appears atomic. */ | |
3784 | pthread_mutex_lock(&clone_lock); | |
3785 | ||
3786 | memset(&info, 0, sizeof(info)); | |
3787 | pthread_mutex_init(&info.mutex, NULL); | |
3788 | pthread_mutex_lock(&info.mutex); | |
3789 | pthread_cond_init(&info.cond, NULL); | |
3790 | info.env = new_env; | |
3791 | if (nptl_flags & CLONE_CHILD_SETTID) | |
3792 | info.child_tidptr = child_tidptr; | |
3793 | if (nptl_flags & CLONE_PARENT_SETTID) | |
3794 | info.parent_tidptr = parent_tidptr; | |
3795 | ||
3796 | ret = pthread_attr_init(&attr); | |
48e15fc2 NF |
3797 | ret = pthread_attr_setstacksize(&attr, NEW_STACK_SIZE); |
3798 | ret = pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED); | |
d865bab5 PB |
3799 | /* It is not safe to deliver signals until the child has finished |
3800 | initializing, so temporarily block all signals. */ | |
3801 | sigfillset(&sigmask); | |
3802 | sigprocmask(SIG_BLOCK, &sigmask, &info.sigmask); | |
3803 | ||
3804 | ret = pthread_create(&info.thread, &attr, clone_func, &info); | |
c2764719 | 3805 | /* TODO: Free new CPU state if thread creation failed. */ |
d865bab5 PB |
3806 | |
3807 | sigprocmask(SIG_SETMASK, &info.sigmask, NULL); | |
3808 | pthread_attr_destroy(&attr); | |
3809 | if (ret == 0) { | |
3810 | /* Wait for the child to initialize. */ | |
3811 | pthread_cond_wait(&info.cond, &info.mutex); | |
3812 | ret = info.tid; | |
3813 | if (flags & CLONE_PARENT_SETTID) | |
3814 | put_user_u32(ret, parent_tidptr); | |
3815 | } else { | |
3816 | ret = -1; | |
3817 | } | |
3818 | pthread_mutex_unlock(&info.mutex); | |
3819 | pthread_cond_destroy(&info.cond); | |
3820 | pthread_mutex_destroy(&info.mutex); | |
3821 | pthread_mutex_unlock(&clone_lock); | |
3822 | #else | |
3823 | if (flags & CLONE_NPTL_FLAGS2) | |
3824 | return -EINVAL; | |
3825 | /* This is probably going to die very quickly, but do it anyway. */ | |
48e15fc2 | 3826 | new_stack = qemu_mallocz (NEW_STACK_SIZE); |
27725c1d | 3827 | #ifdef __ia64__ |
60e99246 | 3828 | ret = __clone2(clone_func, new_stack, NEW_STACK_SIZE, flags, new_env); |
27725c1d FB |
3829 | #else |
3830 | ret = clone(clone_func, new_stack + NEW_STACK_SIZE, flags, new_env); | |
d865bab5 | 3831 | #endif |
27725c1d | 3832 | #endif |
1b6b029e FB |
3833 | } else { |
3834 | /* if no CLONE_VM, we consider it is a fork */ | |
d865bab5 | 3835 | if ((flags & ~(CSIGNAL | CLONE_NPTL_FLAGS2)) != 0) |
1b6b029e | 3836 | return -EINVAL; |
d865bab5 | 3837 | fork_start(); |
1b6b029e | 3838 | ret = fork(); |
d865bab5 | 3839 | if (ret == 0) { |
2b1319c8 | 3840 | /* Child Process. */ |
d865bab5 PB |
3841 | cpu_clone_regs(env, newsp); |
3842 | fork_end(1); | |
2f7bb878 | 3843 | #if defined(CONFIG_USE_NPTL) |
2b1319c8 AJ |
3844 | /* There is a race condition here. The parent process could |
3845 | theoretically read the TID in the child process before the child | |
3846 | tid is set. This would require using either ptrace | |
3847 | (not implemented) or having *_tidptr to point at a shared memory | |
3848 | mapping. We can't repeat the spinlock hack used above because | |
3849 | the child process gets its own copy of the lock. */ | |
d865bab5 PB |
3850 | if (flags & CLONE_CHILD_SETTID) |
3851 | put_user_u32(gettid(), child_tidptr); | |
3852 | if (flags & CLONE_PARENT_SETTID) | |
3853 | put_user_u32(gettid(), parent_tidptr); | |
3854 | ts = (TaskState *)env->opaque; | |
3855 | if (flags & CLONE_SETTLS) | |
3856 | cpu_set_tls (env, newtls); | |
c2764719 PB |
3857 | if (flags & CLONE_CHILD_CLEARTID) |
3858 | ts->child_tidptr = child_tidptr; | |
2b1319c8 | 3859 | #endif |
d865bab5 PB |
3860 | } else { |
3861 | fork_end(0); | |
3862 | } | |
1b6b029e FB |
3863 | } |
3864 | return ret; | |
3865 | } | |
3866 | ||
5f106811 APR |
3867 | /* warning : doesn't handle linux specific flags... */ |
3868 | static int target_to_host_fcntl_cmd(int cmd) | |
3869 | { | |
3870 | switch(cmd) { | |
3871 | case TARGET_F_DUPFD: | |
3872 | case TARGET_F_GETFD: | |
3873 | case TARGET_F_SETFD: | |
3874 | case TARGET_F_GETFL: | |
3875 | case TARGET_F_SETFL: | |
3876 | return cmd; | |
3877 | case TARGET_F_GETLK: | |
3878 | return F_GETLK; | |
3879 | case TARGET_F_SETLK: | |
3880 | return F_SETLK; | |
3881 | case TARGET_F_SETLKW: | |
3882 | return F_SETLKW; | |
3883 | case TARGET_F_GETOWN: | |
3884 | return F_GETOWN; | |
3885 | case TARGET_F_SETOWN: | |
3886 | return F_SETOWN; | |
3887 | case TARGET_F_GETSIG: | |
3888 | return F_GETSIG; | |
3889 | case TARGET_F_SETSIG: | |
3890 | return F_SETSIG; | |
3891 | #if TARGET_ABI_BITS == 32 | |
3892 | case TARGET_F_GETLK64: | |
3893 | return F_GETLK64; | |
3894 | case TARGET_F_SETLK64: | |
3895 | return F_SETLK64; | |
3896 | case TARGET_F_SETLKW64: | |
3897 | return F_SETLKW64; | |
3898 | #endif | |
7e22e546 UH |
3899 | case TARGET_F_SETLEASE: |
3900 | return F_SETLEASE; | |
3901 | case TARGET_F_GETLEASE: | |
3902 | return F_GETLEASE; | |
fbd5de9b | 3903 | #ifdef F_DUPFD_CLOEXEC |
7e22e546 UH |
3904 | case TARGET_F_DUPFD_CLOEXEC: |
3905 | return F_DUPFD_CLOEXEC; | |
fbd5de9b | 3906 | #endif |
7e22e546 UH |
3907 | case TARGET_F_NOTIFY: |
3908 | return F_NOTIFY; | |
5f106811 APR |
3909 | default: |
3910 | return -TARGET_EINVAL; | |
3911 | } | |
3912 | return -TARGET_EINVAL; | |
3913 | } | |
3914 | ||
992f48a0 | 3915 | static abi_long do_fcntl(int fd, int cmd, abi_ulong arg) |
7775e9ec FB |
3916 | { |
3917 | struct flock fl; | |
53a5960a | 3918 | struct target_flock *target_fl; |
43f238d7 TS |
3919 | struct flock64 fl64; |
3920 | struct target_flock64 *target_fl64; | |
992f48a0 | 3921 | abi_long ret; |
5f106811 APR |
3922 | int host_cmd = target_to_host_fcntl_cmd(cmd); |
3923 | ||
3924 | if (host_cmd == -TARGET_EINVAL) | |
3925 | return host_cmd; | |
53a5960a | 3926 | |
7775e9ec FB |
3927 | switch(cmd) { |
3928 | case TARGET_F_GETLK: | |
579a97f7 FB |
3929 | if (!lock_user_struct(VERIFY_READ, target_fl, arg, 1)) |
3930 | return -TARGET_EFAULT; | |
5813427b TS |
3931 | fl.l_type = tswap16(target_fl->l_type); |
3932 | fl.l_whence = tswap16(target_fl->l_whence); | |
3933 | fl.l_start = tswapl(target_fl->l_start); | |
3934 | fl.l_len = tswapl(target_fl->l_len); | |
7e22e546 | 3935 | fl.l_pid = tswap32(target_fl->l_pid); |
5813427b | 3936 | unlock_user_struct(target_fl, arg, 0); |
5f106811 | 3937 | ret = get_errno(fcntl(fd, host_cmd, &fl)); |
7775e9ec | 3938 | if (ret == 0) { |
579a97f7 FB |
3939 | if (!lock_user_struct(VERIFY_WRITE, target_fl, arg, 0)) |
3940 | return -TARGET_EFAULT; | |
7775e9ec FB |
3941 | target_fl->l_type = tswap16(fl.l_type); |
3942 | target_fl->l_whence = tswap16(fl.l_whence); | |
3943 | target_fl->l_start = tswapl(fl.l_start); | |
3944 | target_fl->l_len = tswapl(fl.l_len); | |
7e22e546 | 3945 | target_fl->l_pid = tswap32(fl.l_pid); |
53a5960a | 3946 | unlock_user_struct(target_fl, arg, 1); |
7775e9ec FB |
3947 | } |
3948 | break; | |
3b46e624 | 3949 | |
7775e9ec FB |
3950 | case TARGET_F_SETLK: |
3951 | case TARGET_F_SETLKW: | |
579a97f7 FB |
3952 | if (!lock_user_struct(VERIFY_READ, target_fl, arg, 1)) |
3953 | return -TARGET_EFAULT; | |
7775e9ec FB |
3954 | fl.l_type = tswap16(target_fl->l_type); |
3955 | fl.l_whence = tswap16(target_fl->l_whence); | |
3956 | fl.l_start = tswapl(target_fl->l_start); | |
3957 | fl.l_len = tswapl(target_fl->l_len); | |
7e22e546 | 3958 | fl.l_pid = tswap32(target_fl->l_pid); |
53a5960a | 3959 | unlock_user_struct(target_fl, arg, 0); |
5f106811 | 3960 | ret = get_errno(fcntl(fd, host_cmd, &fl)); |
7775e9ec | 3961 | break; |
3b46e624 | 3962 | |
7775e9ec | 3963 | case TARGET_F_GETLK64: |
579a97f7 FB |
3964 | if (!lock_user_struct(VERIFY_READ, target_fl64, arg, 1)) |
3965 | return -TARGET_EFAULT; | |
5813427b TS |
3966 | fl64.l_type = tswap16(target_fl64->l_type) >> 1; |
3967 | fl64.l_whence = tswap16(target_fl64->l_whence); | |
3968 | fl64.l_start = tswapl(target_fl64->l_start); | |
3969 | fl64.l_len = tswapl(target_fl64->l_len); | |
7e22e546 | 3970 | fl64.l_pid = tswap32(target_fl64->l_pid); |
5813427b | 3971 | unlock_user_struct(target_fl64, arg, 0); |
5f106811 | 3972 | ret = get_errno(fcntl(fd, host_cmd, &fl64)); |
43f238d7 | 3973 | if (ret == 0) { |
579a97f7 FB |
3974 | if (!lock_user_struct(VERIFY_WRITE, target_fl64, arg, 0)) |
3975 | return -TARGET_EFAULT; | |
43f238d7 TS |
3976 | target_fl64->l_type = tswap16(fl64.l_type) >> 1; |
3977 | target_fl64->l_whence = tswap16(fl64.l_whence); | |
3978 | target_fl64->l_start = tswapl(fl64.l_start); | |
3979 | target_fl64->l_len = tswapl(fl64.l_len); | |
7e22e546 | 3980 | target_fl64->l_pid = tswap32(fl64.l_pid); |
43f238d7 TS |
3981 | unlock_user_struct(target_fl64, arg, 1); |
3982 | } | |
9ee1fa2c | 3983 | break; |
7775e9ec FB |
3984 | case TARGET_F_SETLK64: |
3985 | case TARGET_F_SETLKW64: | |
579a97f7 FB |
3986 | if (!lock_user_struct(VERIFY_READ, target_fl64, arg, 1)) |
3987 | return -TARGET_EFAULT; | |
43f238d7 TS |
3988 | fl64.l_type = tswap16(target_fl64->l_type) >> 1; |
3989 | fl64.l_whence = tswap16(target_fl64->l_whence); | |
3990 | fl64.l_start = tswapl(target_fl64->l_start); | |
3991 | fl64.l_len = tswapl(target_fl64->l_len); | |
7e22e546 | 3992 | fl64.l_pid = tswap32(target_fl64->l_pid); |
43f238d7 | 3993 | unlock_user_struct(target_fl64, arg, 0); |
5f106811 | 3994 | ret = get_errno(fcntl(fd, host_cmd, &fl64)); |
7775e9ec FB |
3995 | break; |
3996 | ||
5f106811 APR |
3997 | case TARGET_F_GETFL: |
3998 | ret = get_errno(fcntl(fd, host_cmd, arg)); | |
9ee1fa2c FB |
3999 | if (ret >= 0) { |
4000 | ret = host_to_target_bitmask(ret, fcntl_flags_tbl); | |
4001 | } | |
ffa65c3b FB |
4002 | break; |
4003 | ||
5f106811 APR |
4004 | case TARGET_F_SETFL: |
4005 | ret = get_errno(fcntl(fd, host_cmd, target_to_host_bitmask(arg, fcntl_flags_tbl))); | |
4006 | break; | |
4007 | ||
4008 | case TARGET_F_SETOWN: | |
4009 | case TARGET_F_GETOWN: | |
4010 | case TARGET_F_SETSIG: | |
4011 | case TARGET_F_GETSIG: | |
7e22e546 UH |
4012 | case TARGET_F_SETLEASE: |
4013 | case TARGET_F_GETLEASE: | |
5f106811 | 4014 | ret = get_errno(fcntl(fd, host_cmd, arg)); |
ffa65c3b FB |
4015 | break; |
4016 | ||
7775e9ec | 4017 | default: |
9ee1fa2c | 4018 | ret = get_errno(fcntl(fd, cmd, arg)); |
7775e9ec FB |
4019 | break; |
4020 | } | |
4021 | return ret; | |
4022 | } | |
4023 | ||
67867308 | 4024 | #ifdef USE_UID16 |
7775e9ec | 4025 | |
67867308 FB |
4026 | static inline int high2lowuid(int uid) |
4027 | { | |
4028 | if (uid > 65535) | |
4029 | return 65534; | |
4030 | else | |
4031 | return uid; | |
4032 | } | |
4033 | ||
4034 | static inline int high2lowgid(int gid) | |
4035 | { | |
4036 | if (gid > 65535) | |
4037 | return 65534; | |
4038 | else | |
4039 | return gid; | |
4040 | } | |
4041 | ||
4042 | static inline int low2highuid(int uid) | |
4043 | { | |
4044 | if ((int16_t)uid == -1) | |
4045 | return -1; | |
4046 | else | |
4047 | return uid; | |
4048 | } | |
4049 | ||
4050 | static inline int low2highgid(int gid) | |
4051 | { | |
4052 | if ((int16_t)gid == -1) | |
4053 | return -1; | |
4054 | else | |
4055 | return gid; | |
4056 | } | |
4057 | ||
4058 | #endif /* USE_UID16 */ | |
1b6b029e | 4059 | |
31e31b8a FB |
4060 | void syscall_init(void) |
4061 | { | |
2ab83ea7 FB |
4062 | IOCTLEntry *ie; |
4063 | const argtype *arg_type; | |
4064 | int size; | |
b92c47c1 | 4065 | int i; |
2ab83ea7 | 4066 | |
001faf32 | 4067 | #define STRUCT(name, ...) thunk_register_struct(STRUCT_ ## name, #name, struct_ ## name ## _def); |
5fafdf24 | 4068 | #define STRUCT_SPECIAL(name) thunk_register_struct_direct(STRUCT_ ## name, #name, &struct_ ## name ## _def); |
31e31b8a FB |
4069 | #include "syscall_types.h" |
4070 | #undef STRUCT | |
4071 | #undef STRUCT_SPECIAL | |
2ab83ea7 FB |
4072 | |
4073 | /* we patch the ioctl size if necessary. We rely on the fact that | |
4074 | no ioctl has all the bits at '1' in the size field */ | |
4075 | ie = ioctl_entries; | |
4076 | while (ie->target_cmd != 0) { | |
4077 | if (((ie->target_cmd >> TARGET_IOC_SIZESHIFT) & TARGET_IOC_SIZEMASK) == | |
4078 | TARGET_IOC_SIZEMASK) { | |
4079 | arg_type = ie->arg_type; | |
4080 | if (arg_type[0] != TYPE_PTR) { | |
5fafdf24 | 4081 | fprintf(stderr, "cannot patch size for ioctl 0x%x\n", |
2ab83ea7 FB |
4082 | ie->target_cmd); |
4083 | exit(1); | |
4084 | } | |
4085 | arg_type++; | |
4086 | size = thunk_type_size(arg_type, 0); | |
5fafdf24 | 4087 | ie->target_cmd = (ie->target_cmd & |
2ab83ea7 FB |
4088 | ~(TARGET_IOC_SIZEMASK << TARGET_IOC_SIZESHIFT)) | |
4089 | (size << TARGET_IOC_SIZESHIFT); | |
4090 | } | |
b92c47c1 TS |
4091 | |
4092 | /* Build target_to_host_errno_table[] table from | |
4093 | * host_to_target_errno_table[]. */ | |
4094 | for (i=0; i < ERRNO_TABLE_SIZE; i++) | |
4095 | target_to_host_errno_table[host_to_target_errno_table[i]] = i; | |
4096 | ||
2ab83ea7 | 4097 | /* automatic consistency check if same arch */ |
872ea0c0 AZ |
4098 | #if (defined(__i386__) && defined(TARGET_I386) && defined(TARGET_ABI32)) || \ |
4099 | (defined(__x86_64__) && defined(TARGET_X86_64)) | |
4100 | if (unlikely(ie->target_cmd != ie->host_cmd)) { | |
4101 | fprintf(stderr, "ERROR: ioctl(%s): target=0x%x host=0x%x\n", | |
4102 | ie->name, ie->target_cmd, ie->host_cmd); | |
2ab83ea7 FB |
4103 | } |
4104 | #endif | |
4105 | ie++; | |
4106 | } | |
31e31b8a | 4107 | } |
c573ff67 | 4108 | |
992f48a0 | 4109 | #if TARGET_ABI_BITS == 32 |
ce4defa0 PB |
4110 | static inline uint64_t target_offset64(uint32_t word0, uint32_t word1) |
4111 | { | |
af325d36 | 4112 | #ifdef TARGET_WORDS_BIGENDIAN |
ce4defa0 PB |
4113 | return ((uint64_t)word0 << 32) | word1; |
4114 | #else | |
4115 | return ((uint64_t)word1 << 32) | word0; | |
4116 | #endif | |
4117 | } | |
992f48a0 | 4118 | #else /* TARGET_ABI_BITS == 32 */ |
32407103 JM |
4119 | static inline uint64_t target_offset64(uint64_t word0, uint64_t word1) |
4120 | { | |
4121 | return word0; | |
4122 | } | |
992f48a0 | 4123 | #endif /* TARGET_ABI_BITS != 32 */ |
ce4defa0 PB |
4124 | |
4125 | #ifdef TARGET_NR_truncate64 | |
992f48a0 BS |
4126 | static inline abi_long target_truncate64(void *cpu_env, const char *arg1, |
4127 | abi_long arg2, | |
4128 | abi_long arg3, | |
4129 | abi_long arg4) | |
ce4defa0 PB |
4130 | { |
4131 | #ifdef TARGET_ARM | |
4132 | if (((CPUARMState *)cpu_env)->eabi) | |
4133 | { | |
4134 | arg2 = arg3; | |
4135 | arg3 = arg4; | |
4136 | } | |
4137 | #endif | |
4138 | return get_errno(truncate64(arg1, target_offset64(arg2, arg3))); | |
4139 | } | |
4140 | #endif | |
4141 | ||
4142 | #ifdef TARGET_NR_ftruncate64 | |
992f48a0 BS |
4143 | static inline abi_long target_ftruncate64(void *cpu_env, abi_long arg1, |
4144 | abi_long arg2, | |
4145 | abi_long arg3, | |
4146 | abi_long arg4) | |
ce4defa0 PB |
4147 | { |
4148 | #ifdef TARGET_ARM | |
4149 | if (((CPUARMState *)cpu_env)->eabi) | |
4150 | { | |
4151 | arg2 = arg3; | |
4152 | arg3 = arg4; | |
4153 | } | |
4154 | #endif | |
4155 | return get_errno(ftruncate64(arg1, target_offset64(arg2, arg3))); | |
4156 | } | |
4157 | #endif | |
4158 | ||
579a97f7 FB |
4159 | static inline abi_long target_to_host_timespec(struct timespec *host_ts, |
4160 | abi_ulong target_addr) | |
53a5960a PB |
4161 | { |
4162 | struct target_timespec *target_ts; | |
4163 | ||
579a97f7 FB |
4164 | if (!lock_user_struct(VERIFY_READ, target_ts, target_addr, 1)) |
4165 | return -TARGET_EFAULT; | |
53a5960a PB |
4166 | host_ts->tv_sec = tswapl(target_ts->tv_sec); |
4167 | host_ts->tv_nsec = tswapl(target_ts->tv_nsec); | |
4168 | unlock_user_struct(target_ts, target_addr, 0); | |
b255bfa8 | 4169 | return 0; |
53a5960a PB |
4170 | } |
4171 | ||
579a97f7 FB |
4172 | static inline abi_long host_to_target_timespec(abi_ulong target_addr, |
4173 | struct timespec *host_ts) | |
53a5960a PB |
4174 | { |
4175 | struct target_timespec *target_ts; | |
4176 | ||
579a97f7 FB |
4177 | if (!lock_user_struct(VERIFY_WRITE, target_ts, target_addr, 0)) |
4178 | return -TARGET_EFAULT; | |
53a5960a PB |
4179 | target_ts->tv_sec = tswapl(host_ts->tv_sec); |
4180 | target_ts->tv_nsec = tswapl(host_ts->tv_nsec); | |
4181 | unlock_user_struct(target_ts, target_addr, 1); | |
b255bfa8 | 4182 | return 0; |
53a5960a PB |
4183 | } |
4184 | ||
9d33b76b | 4185 | #if defined(TARGET_NR_stat64) || defined(TARGET_NR_newfstatat) |
6a24a778 AZ |
4186 | static inline abi_long host_to_target_stat64(void *cpu_env, |
4187 | abi_ulong target_addr, | |
4188 | struct stat *host_st) | |
4189 | { | |
4190 | #ifdef TARGET_ARM | |
4191 | if (((CPUARMState *)cpu_env)->eabi) { | |
4192 | struct target_eabi_stat64 *target_st; | |
4193 | ||
4194 | if (!lock_user_struct(VERIFY_WRITE, target_st, target_addr, 0)) | |
4195 | return -TARGET_EFAULT; | |
4196 | memset(target_st, 0, sizeof(struct target_eabi_stat64)); | |
4197 | __put_user(host_st->st_dev, &target_st->st_dev); | |
4198 | __put_user(host_st->st_ino, &target_st->st_ino); | |
4199 | #ifdef TARGET_STAT64_HAS_BROKEN_ST_INO | |
4200 | __put_user(host_st->st_ino, &target_st->__st_ino); | |
4201 | #endif | |
4202 | __put_user(host_st->st_mode, &target_st->st_mode); | |
4203 | __put_user(host_st->st_nlink, &target_st->st_nlink); | |
4204 | __put_user(host_st->st_uid, &target_st->st_uid); | |
4205 | __put_user(host_st->st_gid, &target_st->st_gid); | |
4206 | __put_user(host_st->st_rdev, &target_st->st_rdev); | |
4207 | __put_user(host_st->st_size, &target_st->st_size); | |
4208 | __put_user(host_st->st_blksize, &target_st->st_blksize); | |
4209 | __put_user(host_st->st_blocks, &target_st->st_blocks); | |
4210 | __put_user(host_st->st_atime, &target_st->target_st_atime); | |
4211 | __put_user(host_st->st_mtime, &target_st->target_st_mtime); | |
4212 | __put_user(host_st->st_ctime, &target_st->target_st_ctime); | |
4213 | unlock_user_struct(target_st, target_addr, 1); | |
4214 | } else | |
4215 | #endif | |
4216 | { | |
ed18c5ce | 4217 | #if TARGET_ABI_BITS == 64 && !defined(TARGET_ALPHA) |
9d33b76b AJ |
4218 | struct target_stat *target_st; |
4219 | #else | |
6a24a778 | 4220 | struct target_stat64 *target_st; |
9d33b76b | 4221 | #endif |
6a24a778 AZ |
4222 | |
4223 | if (!lock_user_struct(VERIFY_WRITE, target_st, target_addr, 0)) | |
4224 | return -TARGET_EFAULT; | |
9d33b76b | 4225 | memset(target_st, 0, sizeof(*target_st)); |
6a24a778 AZ |
4226 | __put_user(host_st->st_dev, &target_st->st_dev); |
4227 | __put_user(host_st->st_ino, &target_st->st_ino); | |
4228 | #ifdef TARGET_STAT64_HAS_BROKEN_ST_INO | |
4229 | __put_user(host_st->st_ino, &target_st->__st_ino); | |
4230 | #endif | |
4231 | __put_user(host_st->st_mode, &target_st->st_mode); | |
4232 | __put_user(host_st->st_nlink, &target_st->st_nlink); | |
4233 | __put_user(host_st->st_uid, &target_st->st_uid); | |
4234 | __put_user(host_st->st_gid, &target_st->st_gid); | |
4235 | __put_user(host_st->st_rdev, &target_st->st_rdev); | |
4236 | /* XXX: better use of kernel struct */ | |
4237 | __put_user(host_st->st_size, &target_st->st_size); | |
4238 | __put_user(host_st->st_blksize, &target_st->st_blksize); | |
4239 | __put_user(host_st->st_blocks, &target_st->st_blocks); | |
4240 | __put_user(host_st->st_atime, &target_st->target_st_atime); | |
4241 | __put_user(host_st->st_mtime, &target_st->target_st_mtime); | |
4242 | __put_user(host_st->st_ctime, &target_st->target_st_ctime); | |
4243 | unlock_user_struct(target_st, target_addr, 1); | |
4244 | } | |
4245 | ||
4246 | return 0; | |
4247 | } | |
4248 | #endif | |
4249 | ||
2f7bb878 | 4250 | #if defined(CONFIG_USE_NPTL) |
bd0c5661 PB |
4251 | /* ??? Using host futex calls even when target atomic operations |
4252 | are not really atomic probably breaks things. However implementing | |
4253 | futexes locally would make futexes shared between multiple processes | |
4254 | tricky. However they're probably useless because guest atomic | |
4255 | operations won't work either. */ | |
8fcd3692 BS |
4256 | static int do_futex(target_ulong uaddr, int op, int val, target_ulong timeout, |
4257 | target_ulong uaddr2, int val3) | |
bd0c5661 PB |
4258 | { |
4259 | struct timespec ts, *pts; | |
a16aae0c | 4260 | int base_op; |
bd0c5661 PB |
4261 | |
4262 | /* ??? We assume FUTEX_* constants are the same on both host | |
4263 | and target. */ | |
a29ccd63 | 4264 | #ifdef FUTEX_CMD_MASK |
a16aae0c | 4265 | base_op = op & FUTEX_CMD_MASK; |
a29ccd63 | 4266 | #else |
a16aae0c | 4267 | base_op = op; |
a29ccd63 | 4268 | #endif |
a16aae0c | 4269 | switch (base_op) { |
bd0c5661 PB |
4270 | case FUTEX_WAIT: |
4271 | if (timeout) { | |
4272 | pts = &ts; | |
4273 | target_to_host_timespec(pts, timeout); | |
4274 | } else { | |
4275 | pts = NULL; | |
4276 | } | |
a29ccd63 | 4277 | return get_errno(sys_futex(g2h(uaddr), op, tswap32(val), |
bd0c5661 PB |
4278 | pts, NULL, 0)); |
4279 | case FUTEX_WAKE: | |
a29ccd63 | 4280 | return get_errno(sys_futex(g2h(uaddr), op, val, NULL, NULL, 0)); |
bd0c5661 | 4281 | case FUTEX_FD: |
a29ccd63 | 4282 | return get_errno(sys_futex(g2h(uaddr), op, val, NULL, NULL, 0)); |
bd0c5661 | 4283 | case FUTEX_REQUEUE: |
bd0c5661 | 4284 | case FUTEX_CMP_REQUEUE: |
a16aae0c NF |
4285 | case FUTEX_WAKE_OP: |
4286 | /* For FUTEX_REQUEUE, FUTEX_CMP_REQUEUE, and FUTEX_WAKE_OP, the | |
4287 | TIMEOUT parameter is interpreted as a uint32_t by the kernel. | |
4288 | But the prototype takes a `struct timespec *'; insert casts | |
4289 | to satisfy the compiler. We do not need to tswap TIMEOUT | |
4290 | since it's not compared to guest memory. */ | |
4291 | pts = (struct timespec *)(uintptr_t) timeout; | |
4292 | return get_errno(sys_futex(g2h(uaddr), op, val, pts, | |
4293 | g2h(uaddr2), | |
4294 | (base_op == FUTEX_CMP_REQUEUE | |
4295 | ? tswap32(val3) | |
4296 | : val3))); | |
bd0c5661 PB |
4297 | default: |
4298 | return -TARGET_ENOSYS; | |
4299 | } | |
4300 | } | |
4301 | #endif | |
4302 | ||
1d9d8b55 PB |
4303 | /* Map host to target signal numbers for the wait family of syscalls. |
4304 | Assume all other status bits are the same. */ | |
4305 | static int host_to_target_waitstatus(int status) | |
4306 | { | |
4307 | if (WIFSIGNALED(status)) { | |
4308 | return host_to_target_signal(WTERMSIG(status)) | (status & ~0x7f); | |
4309 | } | |
4310 | if (WIFSTOPPED(status)) { | |
4311 | return (host_to_target_signal(WSTOPSIG(status)) << 8) | |
4312 | | (status & 0xff); | |
4313 | } | |
4314 | return status; | |
4315 | } | |
4316 | ||
a745ec6d PB |
4317 | int get_osversion(void) |
4318 | { | |
4319 | static int osversion; | |
4320 | struct new_utsname buf; | |
4321 | const char *s; | |
4322 | int i, n, tmp; | |
4323 | if (osversion) | |
4324 | return osversion; | |
4325 | if (qemu_uname_release && *qemu_uname_release) { | |
4326 | s = qemu_uname_release; | |
4327 | } else { | |
4328 | if (sys_uname(&buf)) | |
4329 | return 0; | |
4330 | s = buf.release; | |
4331 | } | |
4332 | tmp = 0; | |
4333 | for (i = 0; i < 3; i++) { | |
4334 | n = 0; | |
4335 | while (*s >= '0' && *s <= '9') { | |
4336 | n *= 10; | |
4337 | n += *s - '0'; | |
4338 | s++; | |
4339 | } | |
4340 | tmp = (tmp << 8) + n; | |
4341 | if (*s == '.') | |
4342 | s++; | |
4343 | } | |
4344 | osversion = tmp; | |
4345 | return osversion; | |
4346 | } | |
4347 | ||
0da46a6e TS |
4348 | /* do_syscall() should always have a single exit point at the end so |
4349 | that actions, such as logging of syscall results, can be performed. | |
4350 | All errnos that do_syscall() returns must be -TARGET_<errcode>. */ | |
992f48a0 BS |
4351 | abi_long do_syscall(void *cpu_env, int num, abi_long arg1, |
4352 | abi_long arg2, abi_long arg3, abi_long arg4, | |
4353 | abi_long arg5, abi_long arg6) | |
31e31b8a | 4354 | { |
992f48a0 | 4355 | abi_long ret; |
31e31b8a | 4356 | struct stat st; |
56c8f68f | 4357 | struct statfs stfs; |
53a5960a | 4358 | void *p; |
3b46e624 | 4359 | |
72f03900 | 4360 | #ifdef DEBUG |
c573ff67 | 4361 | gemu_log("syscall %d", num); |
72f03900 | 4362 | #endif |
b92c47c1 TS |
4363 | if(do_strace) |
4364 | print_syscall(num, arg1, arg2, arg3, arg4, arg5, arg6); | |
4365 | ||
31e31b8a FB |
4366 | switch(num) { |
4367 | case TARGET_NR_exit: | |
2f7bb878 | 4368 | #ifdef CONFIG_USE_NPTL |
c2764719 PB |
4369 | /* In old applications this may be used to implement _exit(2). |
4370 | However in threaded applictions it is used for thread termination, | |
4371 | and _exit_group is used for application termination. | |
4372 | Do thread termination if we have more then one thread. */ | |
4373 | /* FIXME: This probably breaks if a signal arrives. We should probably | |
4374 | be disabling signals. */ | |
4375 | if (first_cpu->next_cpu) { | |
1e9fa730 | 4376 | TaskState *ts; |
c2764719 PB |
4377 | CPUState **lastp; |
4378 | CPUState *p; | |
4379 | ||
4380 | cpu_list_lock(); | |
4381 | lastp = &first_cpu; | |
4382 | p = first_cpu; | |
4383 | while (p && p != (CPUState *)cpu_env) { | |
4384 | lastp = &p->next_cpu; | |
4385 | p = p->next_cpu; | |
4386 | } | |
4387 | /* If we didn't find the CPU for this thread then something is | |
4388 | horribly wrong. */ | |
4389 | if (!p) | |
4390 | abort(); | |
4391 | /* Remove the CPU from the list. */ | |
4392 | *lastp = p->next_cpu; | |
4393 | cpu_list_unlock(); | |
1e9fa730 | 4394 | ts = ((CPUState *)cpu_env)->opaque; |
c2764719 PB |
4395 | if (ts->child_tidptr) { |
4396 | put_user_u32(0, ts->child_tidptr); | |
4397 | sys_futex(g2h(ts->child_tidptr), FUTEX_WAKE, INT_MAX, | |
4398 | NULL, NULL, 0); | |
4399 | } | |
48e15fc2 NF |
4400 | thread_env = NULL; |
4401 | qemu_free(cpu_env); | |
4402 | qemu_free(ts); | |
c2764719 PB |
4403 | pthread_exit(NULL); |
4404 | } | |
4405 | #endif | |
9788c9ca | 4406 | #ifdef TARGET_GPROF |
7d13299d FB |
4407 | _mcleanup(); |
4408 | #endif | |
e9009676 | 4409 | gdb_exit(cpu_env, arg1); |
c2764719 | 4410 | _exit(arg1); |
31e31b8a FB |
4411 | ret = 0; /* avoid warning */ |
4412 | break; | |
4413 | case TARGET_NR_read: | |
38d840e6 AJ |
4414 | if (arg3 == 0) |
4415 | ret = 0; | |
4416 | else { | |
4417 | if (!(p = lock_user(VERIFY_WRITE, arg2, arg3, 0))) | |
4418 | goto efault; | |
4419 | ret = get_errno(read(arg1, p, arg3)); | |
4420 | unlock_user(p, arg2, ret); | |
4421 | } | |
31e31b8a FB |
4422 | break; |
4423 | case TARGET_NR_write: | |
579a97f7 FB |
4424 | if (!(p = lock_user(VERIFY_READ, arg2, arg3, 1))) |
4425 | goto efault; | |
53a5960a PB |
4426 | ret = get_errno(write(arg1, p, arg3)); |
4427 | unlock_user(p, arg2, 0); | |
31e31b8a FB |
4428 | break; |
4429 | case TARGET_NR_open: | |
2f619698 FB |
4430 | if (!(p = lock_user_string(arg1))) |
4431 | goto efault; | |
53a5960a | 4432 | ret = get_errno(open(path(p), |
ffa65c3b FB |
4433 | target_to_host_bitmask(arg2, fcntl_flags_tbl), |
4434 | arg3)); | |
53a5960a | 4435 | unlock_user(p, arg1, 0); |
31e31b8a | 4436 | break; |
82424832 TS |
4437 | #if defined(TARGET_NR_openat) && defined(__NR_openat) |
4438 | case TARGET_NR_openat: | |
579a97f7 FB |
4439 | if (!(p = lock_user_string(arg2))) |
4440 | goto efault; | |
4441 | ret = get_errno(sys_openat(arg1, | |
4442 | path(p), | |
4443 | target_to_host_bitmask(arg3, fcntl_flags_tbl), | |
4444 | arg4)); | |
4445 | unlock_user(p, arg2, 0); | |
82424832 TS |
4446 | break; |
4447 | #endif | |
31e31b8a FB |
4448 | case TARGET_NR_close: |
4449 | ret = get_errno(close(arg1)); | |
4450 | break; | |
4451 | case TARGET_NR_brk: | |
53a5960a | 4452 | ret = do_brk(arg1); |
31e31b8a FB |
4453 | break; |
4454 | case TARGET_NR_fork: | |
d865bab5 | 4455 | ret = get_errno(do_fork(cpu_env, SIGCHLD, 0, 0, 0, 0)); |
31e31b8a | 4456 | break; |
e5febef5 | 4457 | #ifdef TARGET_NR_waitpid |
31e31b8a FB |
4458 | case TARGET_NR_waitpid: |
4459 | { | |
53a5960a PB |
4460 | int status; |
4461 | ret = get_errno(waitpid(arg1, &status, arg3)); | |
2f619698 | 4462 | if (!is_error(ret) && arg2 |
1d9d8b55 | 4463 | && put_user_s32(host_to_target_waitstatus(status), arg2)) |
2f619698 | 4464 | goto efault; |
31e31b8a FB |
4465 | } |
4466 | break; | |
e5febef5 | 4467 | #endif |
f0cbb613 PB |
4468 | #ifdef TARGET_NR_waitid |
4469 | case TARGET_NR_waitid: | |
4470 | { | |
4471 | siginfo_t info; | |
4472 | info.si_pid = 0; | |
4473 | ret = get_errno(waitid(arg1, arg2, &info, arg4)); | |
4474 | if (!is_error(ret) && arg3 && info.si_pid != 0) { | |
c227f099 | 4475 | if (!(p = lock_user(VERIFY_WRITE, arg3, sizeof(target_siginfo_t), 0))) |
f0cbb613 PB |
4476 | goto efault; |
4477 | host_to_target_siginfo(p, &info); | |
c227f099 | 4478 | unlock_user(p, arg3, sizeof(target_siginfo_t)); |
f0cbb613 PB |
4479 | } |
4480 | } | |
4481 | break; | |
4482 | #endif | |
7a3148a9 | 4483 | #ifdef TARGET_NR_creat /* not on alpha */ |
31e31b8a | 4484 | case TARGET_NR_creat: |
579a97f7 FB |
4485 | if (!(p = lock_user_string(arg1))) |
4486 | goto efault; | |
53a5960a PB |
4487 | ret = get_errno(creat(p, arg2)); |
4488 | unlock_user(p, arg1, 0); | |
31e31b8a | 4489 | break; |
7a3148a9 | 4490 | #endif |
31e31b8a | 4491 | case TARGET_NR_link: |
53a5960a PB |
4492 | { |
4493 | void * p2; | |
4494 | p = lock_user_string(arg1); | |
4495 | p2 = lock_user_string(arg2); | |
579a97f7 FB |
4496 | if (!p || !p2) |
4497 | ret = -TARGET_EFAULT; | |
4498 | else | |
4499 | ret = get_errno(link(p, p2)); | |
53a5960a PB |
4500 | unlock_user(p2, arg2, 0); |
4501 | unlock_user(p, arg1, 0); | |
4502 | } | |
31e31b8a | 4503 | break; |
64f0ce4c TS |
4504 | #if defined(TARGET_NR_linkat) && defined(__NR_linkat) |
4505 | case TARGET_NR_linkat: | |
64f0ce4c TS |
4506 | { |
4507 | void * p2 = NULL; | |
579a97f7 FB |
4508 | if (!arg2 || !arg4) |
4509 | goto efault; | |
64f0ce4c TS |
4510 | p = lock_user_string(arg2); |
4511 | p2 = lock_user_string(arg4); | |
579a97f7 | 4512 | if (!p || !p2) |
0da46a6e | 4513 | ret = -TARGET_EFAULT; |
64f0ce4c TS |
4514 | else |
4515 | ret = get_errno(sys_linkat(arg1, p, arg3, p2, arg5)); | |
579a97f7 FB |
4516 | unlock_user(p, arg2, 0); |
4517 | unlock_user(p2, arg4, 0); | |
64f0ce4c TS |
4518 | } |
4519 | break; | |
4520 | #endif | |
31e31b8a | 4521 | case TARGET_NR_unlink: |
579a97f7 FB |
4522 | if (!(p = lock_user_string(arg1))) |
4523 | goto efault; | |
53a5960a PB |
4524 | ret = get_errno(unlink(p)); |
4525 | unlock_user(p, arg1, 0); | |
31e31b8a | 4526 | break; |
8170f56b TS |
4527 | #if defined(TARGET_NR_unlinkat) && defined(__NR_unlinkat) |
4528 | case TARGET_NR_unlinkat: | |
579a97f7 FB |
4529 | if (!(p = lock_user_string(arg2))) |
4530 | goto efault; | |
4531 | ret = get_errno(sys_unlinkat(arg1, p, arg3)); | |
4532 | unlock_user(p, arg2, 0); | |
ed494d87 | 4533 | break; |
b7d35e65 | 4534 | #endif |
31e31b8a | 4535 | case TARGET_NR_execve: |
7854b056 FB |
4536 | { |
4537 | char **argp, **envp; | |
f7341ff4 | 4538 | int argc, envc; |
992f48a0 BS |
4539 | abi_ulong gp; |
4540 | abi_ulong guest_argp; | |
4541 | abi_ulong guest_envp; | |
4542 | abi_ulong addr; | |
7854b056 FB |
4543 | char **q; |
4544 | ||
f7341ff4 | 4545 | argc = 0; |
53a5960a | 4546 | guest_argp = arg2; |
da94d263 | 4547 | for (gp = guest_argp; gp; gp += sizeof(abi_ulong)) { |
03aa1976 | 4548 | if (get_user_ual(addr, gp)) |
2f619698 | 4549 | goto efault; |
03aa1976 | 4550 | if (!addr) |
2f619698 | 4551 | break; |
7854b056 | 4552 | argc++; |
2f619698 | 4553 | } |
f7341ff4 | 4554 | envc = 0; |
53a5960a | 4555 | guest_envp = arg3; |
da94d263 | 4556 | for (gp = guest_envp; gp; gp += sizeof(abi_ulong)) { |
03aa1976 | 4557 | if (get_user_ual(addr, gp)) |
2f619698 | 4558 | goto efault; |
03aa1976 | 4559 | if (!addr) |
2f619698 | 4560 | break; |
7854b056 | 4561 | envc++; |
2f619698 | 4562 | } |
7854b056 | 4563 | |
f7341ff4 FB |
4564 | argp = alloca((argc + 1) * sizeof(void *)); |
4565 | envp = alloca((envc + 1) * sizeof(void *)); | |
7854b056 | 4566 | |
da94d263 | 4567 | for (gp = guest_argp, q = argp; gp; |
992f48a0 | 4568 | gp += sizeof(abi_ulong), q++) { |
2f619698 FB |
4569 | if (get_user_ual(addr, gp)) |
4570 | goto execve_efault; | |
53a5960a PB |
4571 | if (!addr) |
4572 | break; | |
2f619698 FB |
4573 | if (!(*q = lock_user_string(addr))) |
4574 | goto execve_efault; | |
53a5960a | 4575 | } |
f7341ff4 FB |
4576 | *q = NULL; |
4577 | ||
da94d263 | 4578 | for (gp = guest_envp, q = envp; gp; |
992f48a0 | 4579 | gp += sizeof(abi_ulong), q++) { |
2f619698 FB |
4580 | if (get_user_ual(addr, gp)) |
4581 | goto execve_efault; | |
53a5960a PB |
4582 | if (!addr) |
4583 | break; | |
2f619698 FB |
4584 | if (!(*q = lock_user_string(addr))) |
4585 | goto execve_efault; | |
53a5960a | 4586 | } |
f7341ff4 | 4587 | *q = NULL; |
7854b056 | 4588 | |
2f619698 FB |
4589 | if (!(p = lock_user_string(arg1))) |
4590 | goto execve_efault; | |
53a5960a PB |
4591 | ret = get_errno(execve(p, argp, envp)); |
4592 | unlock_user(p, arg1, 0); | |
4593 | ||
2f619698 FB |
4594 | goto execve_end; |
4595 | ||
4596 | execve_efault: | |
4597 | ret = -TARGET_EFAULT; | |
4598 | ||
4599 | execve_end: | |
53a5960a | 4600 | for (gp = guest_argp, q = argp; *q; |
992f48a0 | 4601 | gp += sizeof(abi_ulong), q++) { |
2f619698 FB |
4602 | if (get_user_ual(addr, gp) |
4603 | || !addr) | |
4604 | break; | |
53a5960a PB |
4605 | unlock_user(*q, addr, 0); |
4606 | } | |
4607 | for (gp = guest_envp, q = envp; *q; | |
992f48a0 | 4608 | gp += sizeof(abi_ulong), q++) { |
2f619698 FB |
4609 | if (get_user_ual(addr, gp) |
4610 | || !addr) | |
4611 | break; | |
53a5960a PB |
4612 | unlock_user(*q, addr, 0); |
4613 | } | |
7854b056 | 4614 | } |
31e31b8a FB |
4615 | break; |
4616 | case TARGET_NR_chdir: | |
579a97f7 FB |
4617 | if (!(p = lock_user_string(arg1))) |
4618 | goto efault; | |
53a5960a PB |
4619 | ret = get_errno(chdir(p)); |
4620 | unlock_user(p, arg1, 0); | |
31e31b8a | 4621 | break; |
a315a145 | 4622 | #ifdef TARGET_NR_time |
31e31b8a FB |
4623 | case TARGET_NR_time: |
4624 | { | |
53a5960a PB |
4625 | time_t host_time; |
4626 | ret = get_errno(time(&host_time)); | |
2f619698 FB |
4627 | if (!is_error(ret) |
4628 | && arg1 | |
4629 | && put_user_sal(host_time, arg1)) | |
4630 | goto efault; | |
31e31b8a FB |
4631 | } |
4632 | break; | |
a315a145 | 4633 | #endif |
31e31b8a | 4634 | case TARGET_NR_mknod: |
579a97f7 FB |
4635 | if (!(p = lock_user_string(arg1))) |
4636 | goto efault; | |
53a5960a PB |
4637 | ret = get_errno(mknod(p, arg2, arg3)); |
4638 | unlock_user(p, arg1, 0); | |
31e31b8a | 4639 | break; |
75ac37a0 TS |
4640 | #if defined(TARGET_NR_mknodat) && defined(__NR_mknodat) |
4641 | case TARGET_NR_mknodat: | |
579a97f7 FB |
4642 | if (!(p = lock_user_string(arg2))) |
4643 | goto efault; | |
4644 | ret = get_errno(sys_mknodat(arg1, p, arg3, arg4)); | |
4645 | unlock_user(p, arg2, 0); | |
75ac37a0 TS |
4646 | break; |
4647 | #endif | |
31e31b8a | 4648 | case TARGET_NR_chmod: |
579a97f7 FB |
4649 | if (!(p = lock_user_string(arg1))) |
4650 | goto efault; | |
53a5960a PB |
4651 | ret = get_errno(chmod(p, arg2)); |
4652 | unlock_user(p, arg1, 0); | |
31e31b8a | 4653 | break; |
ebc05488 | 4654 | #ifdef TARGET_NR_break |
31e31b8a FB |
4655 | case TARGET_NR_break: |
4656 | goto unimplemented; | |
ebc05488 FB |
4657 | #endif |
4658 | #ifdef TARGET_NR_oldstat | |
31e31b8a FB |
4659 | case TARGET_NR_oldstat: |
4660 | goto unimplemented; | |
ebc05488 | 4661 | #endif |
31e31b8a FB |
4662 | case TARGET_NR_lseek: |
4663 | ret = get_errno(lseek(arg1, arg2, arg3)); | |
4664 | break; | |
9231733a RH |
4665 | #if defined(TARGET_NR_getxpid) && defined(TARGET_ALPHA) |
4666 | /* Alpha specific */ | |
7a3148a9 | 4667 | case TARGET_NR_getxpid: |
9231733a RH |
4668 | ((CPUAlphaState *)cpu_env)->ir[IR_A4] = getppid(); |
4669 | ret = get_errno(getpid()); | |
4670 | break; | |
7a3148a9 | 4671 | #endif |
9231733a RH |
4672 | #ifdef TARGET_NR_getpid |
4673 | case TARGET_NR_getpid: | |
31e31b8a FB |
4674 | ret = get_errno(getpid()); |
4675 | break; | |
9231733a | 4676 | #endif |
31e31b8a | 4677 | case TARGET_NR_mount: |
80265918 TS |
4678 | { |
4679 | /* need to look at the data field */ | |
4680 | void *p2, *p3; | |
4681 | p = lock_user_string(arg1); | |
4682 | p2 = lock_user_string(arg2); | |
4683 | p3 = lock_user_string(arg3); | |
579a97f7 FB |
4684 | if (!p || !p2 || !p3) |
4685 | ret = -TARGET_EFAULT; | |
dab46405 | 4686 | else { |
579a97f7 FB |
4687 | /* FIXME - arg5 should be locked, but it isn't clear how to |
4688 | * do that since it's not guaranteed to be a NULL-terminated | |
4689 | * string. | |
4690 | */ | |
dab46405 JSM |
4691 | if ( ! arg5 ) |
4692 | ret = get_errno(mount(p, p2, p3, (unsigned long)arg4, NULL)); | |
4693 | else | |
4694 | ret = get_errno(mount(p, p2, p3, (unsigned long)arg4, g2h(arg5))); | |
4695 | } | |
579a97f7 FB |
4696 | unlock_user(p, arg1, 0); |
4697 | unlock_user(p2, arg2, 0); | |
4698 | unlock_user(p3, arg3, 0); | |
80265918 TS |
4699 | break; |
4700 | } | |
e5febef5 | 4701 | #ifdef TARGET_NR_umount |
31e31b8a | 4702 | case TARGET_NR_umount: |
579a97f7 FB |
4703 | if (!(p = lock_user_string(arg1))) |
4704 | goto efault; | |
53a5960a PB |
4705 | ret = get_errno(umount(p)); |
4706 | unlock_user(p, arg1, 0); | |
31e31b8a | 4707 | break; |
e5febef5 | 4708 | #endif |
7a3148a9 | 4709 | #ifdef TARGET_NR_stime /* not on alpha */ |
31e31b8a FB |
4710 | case TARGET_NR_stime: |
4711 | { | |
53a5960a | 4712 | time_t host_time; |
2f619698 FB |
4713 | if (get_user_sal(host_time, arg1)) |
4714 | goto efault; | |
53a5960a | 4715 | ret = get_errno(stime(&host_time)); |
31e31b8a FB |
4716 | } |
4717 | break; | |
7a3148a9 | 4718 | #endif |
31e31b8a FB |
4719 | case TARGET_NR_ptrace: |
4720 | goto unimplemented; | |
7a3148a9 | 4721 | #ifdef TARGET_NR_alarm /* not on alpha */ |
31e31b8a FB |
4722 | case TARGET_NR_alarm: |
4723 | ret = alarm(arg1); | |
4724 | break; | |
7a3148a9 | 4725 | #endif |
ebc05488 | 4726 | #ifdef TARGET_NR_oldfstat |
31e31b8a FB |
4727 | case TARGET_NR_oldfstat: |
4728 | goto unimplemented; | |
ebc05488 | 4729 | #endif |
7a3148a9 | 4730 | #ifdef TARGET_NR_pause /* not on alpha */ |
31e31b8a FB |
4731 | case TARGET_NR_pause: |
4732 | ret = get_errno(pause()); | |
4733 | break; | |
7a3148a9 | 4734 | #endif |
e5febef5 | 4735 | #ifdef TARGET_NR_utime |
31e31b8a | 4736 | case TARGET_NR_utime: |
ebc05488 | 4737 | { |
53a5960a PB |
4738 | struct utimbuf tbuf, *host_tbuf; |
4739 | struct target_utimbuf *target_tbuf; | |
4740 | if (arg2) { | |
579a97f7 FB |
4741 | if (!lock_user_struct(VERIFY_READ, target_tbuf, arg2, 1)) |
4742 | goto efault; | |
53a5960a PB |
4743 | tbuf.actime = tswapl(target_tbuf->actime); |
4744 | tbuf.modtime = tswapl(target_tbuf->modtime); | |
4745 | unlock_user_struct(target_tbuf, arg2, 0); | |
4746 | host_tbuf = &tbuf; | |
f72e8ff4 | 4747 | } else { |
53a5960a | 4748 | host_tbuf = NULL; |
f72e8ff4 | 4749 | } |
579a97f7 FB |
4750 | if (!(p = lock_user_string(arg1))) |
4751 | goto efault; | |
53a5960a PB |
4752 | ret = get_errno(utime(p, host_tbuf)); |
4753 | unlock_user(p, arg1, 0); | |
ebc05488 FB |
4754 | } |
4755 | break; | |
e5febef5 | 4756 | #endif |
978a66ff FB |
4757 | case TARGET_NR_utimes: |
4758 | { | |
978a66ff | 4759 | struct timeval *tvp, tv[2]; |
53a5960a | 4760 | if (arg2) { |
788f5ec4 TS |
4761 | if (copy_from_user_timeval(&tv[0], arg2) |
4762 | || copy_from_user_timeval(&tv[1], | |
4763 | arg2 + sizeof(struct target_timeval))) | |
4764 | goto efault; | |
978a66ff FB |
4765 | tvp = tv; |
4766 | } else { | |
4767 | tvp = NULL; | |
4768 | } | |
579a97f7 FB |
4769 | if (!(p = lock_user_string(arg1))) |
4770 | goto efault; | |
53a5960a PB |
4771 | ret = get_errno(utimes(p, tvp)); |
4772 | unlock_user(p, arg1, 0); | |
978a66ff FB |
4773 | } |
4774 | break; | |
ac8a6556 AZ |
4775 | #if defined(TARGET_NR_futimesat) && defined(__NR_futimesat) |
4776 | case TARGET_NR_futimesat: | |
4777 | { | |
4778 | struct timeval *tvp, tv[2]; | |
4779 | if (arg3) { | |
4780 | if (copy_from_user_timeval(&tv[0], arg3) | |
4781 | || copy_from_user_timeval(&tv[1], | |
4782 | arg3 + sizeof(struct target_timeval))) | |
4783 | goto efault; | |
4784 | tvp = tv; | |
4785 | } else { | |
4786 | tvp = NULL; | |
4787 | } | |
4788 | if (!(p = lock_user_string(arg2))) | |
4789 | goto efault; | |
4790 | ret = get_errno(sys_futimesat(arg1, path(p), tvp)); | |
4791 | unlock_user(p, arg2, 0); | |
4792 | } | |
4793 | break; | |
4794 | #endif | |
ebc05488 | 4795 | #ifdef TARGET_NR_stty |
31e31b8a FB |
4796 | case TARGET_NR_stty: |
4797 | goto unimplemented; | |
ebc05488 FB |
4798 | #endif |
4799 | #ifdef TARGET_NR_gtty | |
31e31b8a FB |
4800 | case TARGET_NR_gtty: |
4801 | goto unimplemented; | |
ebc05488 | 4802 | #endif |
31e31b8a | 4803 | case TARGET_NR_access: |
579a97f7 FB |
4804 | if (!(p = lock_user_string(arg1))) |
4805 | goto efault; | |
719f908e | 4806 | ret = get_errno(access(path(p), arg2)); |
53a5960a | 4807 | unlock_user(p, arg1, 0); |
31e31b8a | 4808 | break; |
92a34c10 TS |
4809 | #if defined(TARGET_NR_faccessat) && defined(__NR_faccessat) |
4810 | case TARGET_NR_faccessat: | |
579a97f7 FB |
4811 | if (!(p = lock_user_string(arg2))) |
4812 | goto efault; | |
465c9f06 | 4813 | ret = get_errno(sys_faccessat(arg1, p, arg3)); |
579a97f7 | 4814 | unlock_user(p, arg2, 0); |
92a34c10 TS |
4815 | break; |
4816 | #endif | |
7a3148a9 | 4817 | #ifdef TARGET_NR_nice /* not on alpha */ |
31e31b8a FB |
4818 | case TARGET_NR_nice: |
4819 | ret = get_errno(nice(arg1)); | |
4820 | break; | |
7a3148a9 | 4821 | #endif |
ebc05488 | 4822 | #ifdef TARGET_NR_ftime |
31e31b8a FB |
4823 | case TARGET_NR_ftime: |
4824 | goto unimplemented; | |
ebc05488 | 4825 | #endif |
31e31b8a | 4826 | case TARGET_NR_sync: |
04369ff2 FB |
4827 | sync(); |
4828 | ret = 0; | |
31e31b8a FB |
4829 | break; |
4830 | case TARGET_NR_kill: | |
4cb05961 | 4831 | ret = get_errno(kill(arg1, target_to_host_signal(arg2))); |
31e31b8a FB |
4832 | break; |
4833 | case TARGET_NR_rename: | |
53a5960a PB |
4834 | { |
4835 | void *p2; | |
4836 | p = lock_user_string(arg1); | |
4837 | p2 = lock_user_string(arg2); | |
579a97f7 FB |
4838 | if (!p || !p2) |
4839 | ret = -TARGET_EFAULT; | |
4840 | else | |
4841 | ret = get_errno(rename(p, p2)); | |
53a5960a PB |
4842 | unlock_user(p2, arg2, 0); |
4843 | unlock_user(p, arg1, 0); | |
4844 | } | |
31e31b8a | 4845 | break; |
722183f6 TS |
4846 | #if defined(TARGET_NR_renameat) && defined(__NR_renameat) |
4847 | case TARGET_NR_renameat: | |
722183f6 | 4848 | { |
579a97f7 | 4849 | void *p2; |
722183f6 TS |
4850 | p = lock_user_string(arg2); |
4851 | p2 = lock_user_string(arg4); | |
579a97f7 | 4852 | if (!p || !p2) |
0da46a6e | 4853 | ret = -TARGET_EFAULT; |
722183f6 TS |
4854 | else |
4855 | ret = get_errno(sys_renameat(arg1, p, arg3, p2)); | |
579a97f7 FB |
4856 | unlock_user(p2, arg4, 0); |
4857 | unlock_user(p, arg2, 0); | |
722183f6 TS |
4858 | } |
4859 | break; | |
4860 | #endif | |
31e31b8a | 4861 | case TARGET_NR_mkdir: |
579a97f7 FB |
4862 | if (!(p = lock_user_string(arg1))) |
4863 | goto efault; | |
53a5960a PB |
4864 | ret = get_errno(mkdir(p, arg2)); |
4865 | unlock_user(p, arg1, 0); | |
31e31b8a | 4866 | break; |
4472ad0d TS |
4867 | #if defined(TARGET_NR_mkdirat) && defined(__NR_mkdirat) |
4868 | case TARGET_NR_mkdirat: | |
579a97f7 FB |
4869 | if (!(p = lock_user_string(arg2))) |
4870 | goto efault; | |
4871 | ret = get_errno(sys_mkdirat(arg1, p, arg3)); | |
4872 | unlock_user(p, arg2, 0); | |
4472ad0d TS |
4873 | break; |
4874 | #endif | |
31e31b8a | 4875 | case TARGET_NR_rmdir: |
579a97f7 FB |
4876 | if (!(p = lock_user_string(arg1))) |
4877 | goto efault; | |
53a5960a PB |
4878 | ret = get_errno(rmdir(p)); |
4879 | unlock_user(p, arg1, 0); | |
31e31b8a FB |
4880 | break; |
4881 | case TARGET_NR_dup: | |
4882 | ret = get_errno(dup(arg1)); | |
4883 | break; | |
4884 | case TARGET_NR_pipe: | |
fb41a66e | 4885 | ret = do_pipe(cpu_env, arg1, 0, 0); |
099d6b0f RV |
4886 | break; |
4887 | #ifdef TARGET_NR_pipe2 | |
4888 | case TARGET_NR_pipe2: | |
fb41a66e | 4889 | ret = do_pipe(cpu_env, arg1, arg2, 1); |
31e31b8a | 4890 | break; |
099d6b0f | 4891 | #endif |
31e31b8a | 4892 | case TARGET_NR_times: |
32f36bce | 4893 | { |
53a5960a | 4894 | struct target_tms *tmsp; |
32f36bce FB |
4895 | struct tms tms; |
4896 | ret = get_errno(times(&tms)); | |
53a5960a | 4897 | if (arg1) { |
579a97f7 FB |
4898 | tmsp = lock_user(VERIFY_WRITE, arg1, sizeof(struct target_tms), 0); |
4899 | if (!tmsp) | |
4900 | goto efault; | |
c596ed17 FB |
4901 | tmsp->tms_utime = tswapl(host_to_target_clock_t(tms.tms_utime)); |
4902 | tmsp->tms_stime = tswapl(host_to_target_clock_t(tms.tms_stime)); | |
4903 | tmsp->tms_cutime = tswapl(host_to_target_clock_t(tms.tms_cutime)); | |
4904 | tmsp->tms_cstime = tswapl(host_to_target_clock_t(tms.tms_cstime)); | |
32f36bce | 4905 | } |
c596ed17 FB |
4906 | if (!is_error(ret)) |
4907 | ret = host_to_target_clock_t(ret); | |
32f36bce FB |
4908 | } |
4909 | break; | |
ebc05488 | 4910 | #ifdef TARGET_NR_prof |
31e31b8a FB |
4911 | case TARGET_NR_prof: |
4912 | goto unimplemented; | |
ebc05488 | 4913 | #endif |
e5febef5 | 4914 | #ifdef TARGET_NR_signal |
31e31b8a FB |
4915 | case TARGET_NR_signal: |
4916 | goto unimplemented; | |
e5febef5 | 4917 | #endif |
31e31b8a | 4918 | case TARGET_NR_acct: |
38d840e6 AJ |
4919 | if (arg1 == 0) { |
4920 | ret = get_errno(acct(NULL)); | |
4921 | } else { | |
4922 | if (!(p = lock_user_string(arg1))) | |
4923 | goto efault; | |
4924 | ret = get_errno(acct(path(p))); | |
4925 | unlock_user(p, arg1, 0); | |
4926 | } | |
24836689 | 4927 | break; |
7a3148a9 | 4928 | #ifdef TARGET_NR_umount2 /* not on alpha */ |
31e31b8a | 4929 | case TARGET_NR_umount2: |
579a97f7 FB |
4930 | if (!(p = lock_user_string(arg1))) |
4931 | goto efault; | |
53a5960a PB |
4932 | ret = get_errno(umount2(p, arg2)); |
4933 | unlock_user(p, arg1, 0); | |
31e31b8a | 4934 | break; |
7a3148a9 | 4935 | #endif |
ebc05488 | 4936 | #ifdef TARGET_NR_lock |
31e31b8a FB |
4937 | case TARGET_NR_lock: |
4938 | goto unimplemented; | |
ebc05488 | 4939 | #endif |
31e31b8a FB |
4940 | case TARGET_NR_ioctl: |
4941 | ret = do_ioctl(arg1, arg2, arg3); | |
4942 | break; | |
4943 | case TARGET_NR_fcntl: | |
9ee1fa2c | 4944 | ret = do_fcntl(arg1, arg2, arg3); |
31e31b8a | 4945 | break; |
ebc05488 | 4946 | #ifdef TARGET_NR_mpx |
31e31b8a FB |
4947 | case TARGET_NR_mpx: |
4948 | goto unimplemented; | |
ebc05488 | 4949 | #endif |
31e31b8a FB |
4950 | case TARGET_NR_setpgid: |
4951 | ret = get_errno(setpgid(arg1, arg2)); | |
4952 | break; | |
ebc05488 | 4953 | #ifdef TARGET_NR_ulimit |
31e31b8a FB |
4954 | case TARGET_NR_ulimit: |
4955 | goto unimplemented; | |
ebc05488 FB |
4956 | #endif |
4957 | #ifdef TARGET_NR_oldolduname | |
31e31b8a FB |
4958 | case TARGET_NR_oldolduname: |
4959 | goto unimplemented; | |
ebc05488 | 4960 | #endif |
31e31b8a FB |
4961 | case TARGET_NR_umask: |
4962 | ret = get_errno(umask(arg1)); | |
4963 | break; | |
4964 | case TARGET_NR_chroot: | |
579a97f7 FB |
4965 | if (!(p = lock_user_string(arg1))) |
4966 | goto efault; | |
53a5960a PB |
4967 | ret = get_errno(chroot(p)); |
4968 | unlock_user(p, arg1, 0); | |
31e31b8a FB |
4969 | break; |
4970 | case TARGET_NR_ustat: | |
4971 | goto unimplemented; | |
4972 | case TARGET_NR_dup2: | |
4973 | ret = get_errno(dup2(arg1, arg2)); | |
4974 | break; | |
d0927938 UH |
4975 | #if defined(CONFIG_DUP3) && defined(TARGET_NR_dup3) |
4976 | case TARGET_NR_dup3: | |
4977 | ret = get_errno(dup3(arg1, arg2, arg3)); | |
4978 | break; | |
4979 | #endif | |
7a3148a9 | 4980 | #ifdef TARGET_NR_getppid /* not on alpha */ |
31e31b8a FB |
4981 | case TARGET_NR_getppid: |
4982 | ret = get_errno(getppid()); | |
4983 | break; | |
7a3148a9 | 4984 | #endif |
31e31b8a FB |
4985 | case TARGET_NR_getpgrp: |
4986 | ret = get_errno(getpgrp()); | |
4987 | break; | |
4988 | case TARGET_NR_setsid: | |
4989 | ret = get_errno(setsid()); | |
4990 | break; | |
e5febef5 | 4991 | #ifdef TARGET_NR_sigaction |
31e31b8a | 4992 | case TARGET_NR_sigaction: |
31e31b8a | 4993 | { |
6049f4f8 RH |
4994 | #if defined(TARGET_ALPHA) |
4995 | struct target_sigaction act, oact, *pact = 0; | |
53a5960a | 4996 | struct target_old_sigaction *old_act; |
53a5960a | 4997 | if (arg2) { |
579a97f7 FB |
4998 | if (!lock_user_struct(VERIFY_READ, old_act, arg2, 1)) |
4999 | goto efault; | |
66fb9763 FB |
5000 | act._sa_handler = old_act->_sa_handler; |
5001 | target_siginitset(&act.sa_mask, old_act->sa_mask); | |
5002 | act.sa_flags = old_act->sa_flags; | |
6049f4f8 | 5003 | act.sa_restorer = 0; |
53a5960a | 5004 | unlock_user_struct(old_act, arg2, 0); |
66fb9763 | 5005 | pact = &act; |
66fb9763 FB |
5006 | } |
5007 | ret = get_errno(do_sigaction(arg1, pact, &oact)); | |
53a5960a | 5008 | if (!is_error(ret) && arg3) { |
579a97f7 FB |
5009 | if (!lock_user_struct(VERIFY_WRITE, old_act, arg3, 0)) |
5010 | goto efault; | |
53a5960a PB |
5011 | old_act->_sa_handler = oact._sa_handler; |
5012 | old_act->sa_mask = oact.sa_mask.sig[0]; | |
5013 | old_act->sa_flags = oact.sa_flags; | |
53a5960a | 5014 | unlock_user_struct(old_act, arg3, 1); |
66fb9763 | 5015 | } |
6049f4f8 | 5016 | #elif defined(TARGET_MIPS) |
106ec879 FB |
5017 | struct target_sigaction act, oact, *pact, *old_act; |
5018 | ||
5019 | if (arg2) { | |
579a97f7 FB |
5020 | if (!lock_user_struct(VERIFY_READ, old_act, arg2, 1)) |
5021 | goto efault; | |
106ec879 FB |
5022 | act._sa_handler = old_act->_sa_handler; |
5023 | target_siginitset(&act.sa_mask, old_act->sa_mask.sig[0]); | |
5024 | act.sa_flags = old_act->sa_flags; | |
5025 | unlock_user_struct(old_act, arg2, 0); | |
5026 | pact = &act; | |
5027 | } else { | |
5028 | pact = NULL; | |
5029 | } | |
5030 | ||
5031 | ret = get_errno(do_sigaction(arg1, pact, &oact)); | |
5032 | ||
5033 | if (!is_error(ret) && arg3) { | |
579a97f7 FB |
5034 | if (!lock_user_struct(VERIFY_WRITE, old_act, arg3, 0)) |
5035 | goto efault; | |
106ec879 FB |
5036 | old_act->_sa_handler = oact._sa_handler; |
5037 | old_act->sa_flags = oact.sa_flags; | |
5038 | old_act->sa_mask.sig[0] = oact.sa_mask.sig[0]; | |
5039 | old_act->sa_mask.sig[1] = 0; | |
5040 | old_act->sa_mask.sig[2] = 0; | |
5041 | old_act->sa_mask.sig[3] = 0; | |
5042 | unlock_user_struct(old_act, arg3, 1); | |
5043 | } | |
6049f4f8 RH |
5044 | #else |
5045 | struct target_old_sigaction *old_act; | |
5046 | struct target_sigaction act, oact, *pact; | |
5047 | if (arg2) { | |
5048 | if (!lock_user_struct(VERIFY_READ, old_act, arg2, 1)) | |
5049 | goto efault; | |
5050 | act._sa_handler = old_act->_sa_handler; | |
5051 | target_siginitset(&act.sa_mask, old_act->sa_mask); | |
5052 | act.sa_flags = old_act->sa_flags; | |
5053 | act.sa_restorer = old_act->sa_restorer; | |
5054 | unlock_user_struct(old_act, arg2, 0); | |
5055 | pact = &act; | |
5056 | } else { | |
5057 | pact = NULL; | |
5058 | } | |
5059 | ret = get_errno(do_sigaction(arg1, pact, &oact)); | |
5060 | if (!is_error(ret) && arg3) { | |
5061 | if (!lock_user_struct(VERIFY_WRITE, old_act, arg3, 0)) | |
5062 | goto efault; | |
5063 | old_act->_sa_handler = oact._sa_handler; | |
5064 | old_act->sa_mask = oact.sa_mask.sig[0]; | |
5065 | old_act->sa_flags = oact.sa_flags; | |
5066 | old_act->sa_restorer = oact.sa_restorer; | |
5067 | unlock_user_struct(old_act, arg3, 1); | |
5068 | } | |
388bb21a | 5069 | #endif |
31e31b8a FB |
5070 | } |
5071 | break; | |
e5febef5 | 5072 | #endif |
66fb9763 | 5073 | case TARGET_NR_rt_sigaction: |
53a5960a | 5074 | { |
6049f4f8 RH |
5075 | #if defined(TARGET_ALPHA) |
5076 | struct target_sigaction act, oact, *pact = 0; | |
5077 | struct target_rt_sigaction *rt_act; | |
5078 | /* ??? arg4 == sizeof(sigset_t). */ | |
5079 | if (arg2) { | |
5080 | if (!lock_user_struct(VERIFY_READ, rt_act, arg2, 1)) | |
5081 | goto efault; | |
5082 | act._sa_handler = rt_act->_sa_handler; | |
5083 | act.sa_mask = rt_act->sa_mask; | |
5084 | act.sa_flags = rt_act->sa_flags; | |
5085 | act.sa_restorer = arg5; | |
5086 | unlock_user_struct(rt_act, arg2, 0); | |
5087 | pact = &act; | |
5088 | } | |
5089 | ret = get_errno(do_sigaction(arg1, pact, &oact)); | |
5090 | if (!is_error(ret) && arg3) { | |
5091 | if (!lock_user_struct(VERIFY_WRITE, rt_act, arg3, 0)) | |
5092 | goto efault; | |
5093 | rt_act->_sa_handler = oact._sa_handler; | |
5094 | rt_act->sa_mask = oact.sa_mask; | |
5095 | rt_act->sa_flags = oact.sa_flags; | |
5096 | unlock_user_struct(rt_act, arg3, 1); | |
5097 | } | |
5098 | #else | |
53a5960a PB |
5099 | struct target_sigaction *act; |
5100 | struct target_sigaction *oact; | |
5101 | ||
579a97f7 FB |
5102 | if (arg2) { |
5103 | if (!lock_user_struct(VERIFY_READ, act, arg2, 1)) | |
5104 | goto efault; | |
5105 | } else | |
53a5960a | 5106 | act = NULL; |
579a97f7 FB |
5107 | if (arg3) { |
5108 | if (!lock_user_struct(VERIFY_WRITE, oact, arg3, 0)) { | |
5109 | ret = -TARGET_EFAULT; | |
5110 | goto rt_sigaction_fail; | |
5111 | } | |
5112 | } else | |
53a5960a PB |
5113 | oact = NULL; |
5114 | ret = get_errno(do_sigaction(arg1, act, oact)); | |
579a97f7 FB |
5115 | rt_sigaction_fail: |
5116 | if (act) | |
53a5960a | 5117 | unlock_user_struct(act, arg2, 0); |
579a97f7 | 5118 | if (oact) |
53a5960a | 5119 | unlock_user_struct(oact, arg3, 1); |
6049f4f8 | 5120 | #endif |
53a5960a | 5121 | } |
66fb9763 | 5122 | break; |
7a3148a9 | 5123 | #ifdef TARGET_NR_sgetmask /* not on alpha */ |
31e31b8a | 5124 | case TARGET_NR_sgetmask: |
66fb9763 FB |
5125 | { |
5126 | sigset_t cur_set; | |
992f48a0 | 5127 | abi_ulong target_set; |
66fb9763 FB |
5128 | sigprocmask(0, NULL, &cur_set); |
5129 | host_to_target_old_sigset(&target_set, &cur_set); | |
5130 | ret = target_set; | |
5131 | } | |
5132 | break; | |
7a3148a9 JM |
5133 | #endif |
5134 | #ifdef TARGET_NR_ssetmask /* not on alpha */ | |
31e31b8a | 5135 | case TARGET_NR_ssetmask: |
66fb9763 FB |
5136 | { |
5137 | sigset_t set, oset, cur_set; | |
992f48a0 | 5138 | abi_ulong target_set = arg1; |
66fb9763 FB |
5139 | sigprocmask(0, NULL, &cur_set); |
5140 | target_to_host_old_sigset(&set, &target_set); | |
5141 | sigorset(&set, &set, &cur_set); | |
5142 | sigprocmask(SIG_SETMASK, &set, &oset); | |
5143 | host_to_target_old_sigset(&target_set, &oset); | |
5144 | ret = target_set; | |
5145 | } | |
5146 | break; | |
7a3148a9 | 5147 | #endif |
e5febef5 | 5148 | #ifdef TARGET_NR_sigprocmask |
66fb9763 FB |
5149 | case TARGET_NR_sigprocmask: |
5150 | { | |
a5b3b13b RH |
5151 | #if defined(TARGET_ALPHA) |
5152 | sigset_t set, oldset; | |
5153 | abi_ulong mask; | |
5154 | int how; | |
5155 | ||
5156 | switch (arg1) { | |
5157 | case TARGET_SIG_BLOCK: | |
5158 | how = SIG_BLOCK; | |
5159 | break; | |
5160 | case TARGET_SIG_UNBLOCK: | |
5161 | how = SIG_UNBLOCK; | |
5162 | break; | |
5163 | case TARGET_SIG_SETMASK: | |
5164 | how = SIG_SETMASK; | |
5165 | break; | |
5166 | default: | |
5167 | ret = -TARGET_EINVAL; | |
5168 | goto fail; | |
5169 | } | |
5170 | mask = arg2; | |
5171 | target_to_host_old_sigset(&set, &mask); | |
5172 | ||
5173 | ret = get_errno(sigprocmask(how, &set, &oldset)); | |
5174 | ||
5175 | if (!is_error(ret)) { | |
5176 | host_to_target_old_sigset(&mask, &oldset); | |
5177 | ret = mask; | |
5178 | ((CPUAlphaState *)cpu_env)->[IR_V0] = 0; /* force no error */ | |
5179 | } | |
5180 | #else | |
66fb9763 | 5181 | sigset_t set, oldset, *set_ptr; |
a5b3b13b | 5182 | int how; |
3b46e624 | 5183 | |
53a5960a | 5184 | if (arg2) { |
a5b3b13b | 5185 | switch (arg1) { |
66fb9763 FB |
5186 | case TARGET_SIG_BLOCK: |
5187 | how = SIG_BLOCK; | |
5188 | break; | |
5189 | case TARGET_SIG_UNBLOCK: | |
5190 | how = SIG_UNBLOCK; | |
5191 | break; | |
5192 | case TARGET_SIG_SETMASK: | |
5193 | how = SIG_SETMASK; | |
5194 | break; | |
5195 | default: | |
0da46a6e | 5196 | ret = -TARGET_EINVAL; |
66fb9763 FB |
5197 | goto fail; |
5198 | } | |
c227f099 | 5199 | if (!(p = lock_user(VERIFY_READ, arg2, sizeof(target_sigset_t), 1))) |
579a97f7 | 5200 | goto efault; |
53a5960a PB |
5201 | target_to_host_old_sigset(&set, p); |
5202 | unlock_user(p, arg2, 0); | |
66fb9763 FB |
5203 | set_ptr = &set; |
5204 | } else { | |
5205 | how = 0; | |
5206 | set_ptr = NULL; | |
5207 | } | |
a5b3b13b | 5208 | ret = get_errno(sigprocmask(how, set_ptr, &oldset)); |
53a5960a | 5209 | if (!is_error(ret) && arg3) { |
c227f099 | 5210 | if (!(p = lock_user(VERIFY_WRITE, arg3, sizeof(target_sigset_t), 0))) |
579a97f7 | 5211 | goto efault; |
53a5960a | 5212 | host_to_target_old_sigset(p, &oldset); |
c227f099 | 5213 | unlock_user(p, arg3, sizeof(target_sigset_t)); |
66fb9763 | 5214 | } |
a5b3b13b | 5215 | #endif |
66fb9763 FB |
5216 | } |
5217 | break; | |
e5febef5 | 5218 | #endif |
66fb9763 FB |
5219 | case TARGET_NR_rt_sigprocmask: |
5220 | { | |
5221 | int how = arg1; | |
5222 | sigset_t set, oldset, *set_ptr; | |
3b46e624 | 5223 | |
53a5960a | 5224 | if (arg2) { |
66fb9763 FB |
5225 | switch(how) { |
5226 | case TARGET_SIG_BLOCK: | |
5227 | how = SIG_BLOCK; | |
5228 | break; | |
5229 | case TARGET_SIG_UNBLOCK: | |
5230 | how = SIG_UNBLOCK; | |
5231 | break; | |
5232 | case TARGET_SIG_SETMASK: | |
5233 | how = SIG_SETMASK; | |
5234 | break; | |
5235 | default: | |
0da46a6e | 5236 | ret = -TARGET_EINVAL; |
66fb9763 FB |
5237 | goto fail; |
5238 | } | |
c227f099 | 5239 | if (!(p = lock_user(VERIFY_READ, arg2, sizeof(target_sigset_t), 1))) |
579a97f7 | 5240 | goto efault; |
53a5960a PB |
5241 | target_to_host_sigset(&set, p); |
5242 | unlock_user(p, arg2, 0); | |
66fb9763 FB |
5243 | set_ptr = &set; |
5244 | } else { | |
5245 | how = 0; | |
5246 | set_ptr = NULL; | |
5247 | } | |
5248 | ret = get_errno(sigprocmask(how, set_ptr, &oldset)); | |
53a5960a | 5249 | if (!is_error(ret) && arg3) { |
c227f099 | 5250 | if (!(p = lock_user(VERIFY_WRITE, arg3, sizeof(target_sigset_t), 0))) |
579a97f7 | 5251 | goto efault; |
53a5960a | 5252 | host_to_target_sigset(p, &oldset); |
c227f099 | 5253 | unlock_user(p, arg3, sizeof(target_sigset_t)); |
66fb9763 FB |
5254 | } |
5255 | } | |
5256 | break; | |
e5febef5 | 5257 | #ifdef TARGET_NR_sigpending |
66fb9763 FB |
5258 | case TARGET_NR_sigpending: |
5259 | { | |
5260 | sigset_t set; | |
5261 | ret = get_errno(sigpending(&set)); | |
5262 | if (!is_error(ret)) { | |
c227f099 | 5263 | if (!(p = lock_user(VERIFY_WRITE, arg1, sizeof(target_sigset_t), 0))) |
579a97f7 | 5264 | goto efault; |
53a5960a | 5265 | host_to_target_old_sigset(p, &set); |
c227f099 | 5266 | unlock_user(p, arg1, sizeof(target_sigset_t)); |
66fb9763 FB |
5267 | } |
5268 | } | |
5269 | break; | |
e5febef5 | 5270 | #endif |
66fb9763 FB |
5271 | case TARGET_NR_rt_sigpending: |
5272 | { | |
5273 | sigset_t set; | |
5274 | ret = get_errno(sigpending(&set)); | |
5275 | if (!is_error(ret)) { | |
c227f099 | 5276 | if (!(p = lock_user(VERIFY_WRITE, arg1, sizeof(target_sigset_t), 0))) |
579a97f7 | 5277 | goto efault; |
53a5960a | 5278 | host_to_target_sigset(p, &set); |
c227f099 | 5279 | unlock_user(p, arg1, sizeof(target_sigset_t)); |
66fb9763 FB |
5280 | } |
5281 | } | |
5282 | break; | |
e5febef5 | 5283 | #ifdef TARGET_NR_sigsuspend |
66fb9763 FB |
5284 | case TARGET_NR_sigsuspend: |
5285 | { | |
5286 | sigset_t set; | |
f43ce12b RH |
5287 | #if defined(TARGET_ALPHA) |
5288 | abi_ulong mask = arg1; | |
5289 | target_to_host_old_sigset(&set, &mask); | |
5290 | #else | |
c227f099 | 5291 | if (!(p = lock_user(VERIFY_READ, arg1, sizeof(target_sigset_t), 1))) |
579a97f7 | 5292 | goto efault; |
53a5960a PB |
5293 | target_to_host_old_sigset(&set, p); |
5294 | unlock_user(p, arg1, 0); | |
f43ce12b | 5295 | #endif |
66fb9763 FB |
5296 | ret = get_errno(sigsuspend(&set)); |
5297 | } | |
5298 | break; | |
e5febef5 | 5299 | #endif |
66fb9763 FB |
5300 | case TARGET_NR_rt_sigsuspend: |
5301 | { | |
5302 | sigset_t set; | |
c227f099 | 5303 | if (!(p = lock_user(VERIFY_READ, arg1, sizeof(target_sigset_t), 1))) |
579a97f7 | 5304 | goto efault; |
53a5960a PB |
5305 | target_to_host_sigset(&set, p); |
5306 | unlock_user(p, arg1, 0); | |
66fb9763 FB |
5307 | ret = get_errno(sigsuspend(&set)); |
5308 | } | |
5309 | break; | |
5310 | case TARGET_NR_rt_sigtimedwait: | |
5311 | { | |
66fb9763 FB |
5312 | sigset_t set; |
5313 | struct timespec uts, *puts; | |
5314 | siginfo_t uinfo; | |
3b46e624 | 5315 | |
c227f099 | 5316 | if (!(p = lock_user(VERIFY_READ, arg1, sizeof(target_sigset_t), 1))) |
579a97f7 | 5317 | goto efault; |
53a5960a PB |
5318 | target_to_host_sigset(&set, p); |
5319 | unlock_user(p, arg1, 0); | |
5320 | if (arg3) { | |
66fb9763 | 5321 | puts = &uts; |
53a5960a | 5322 | target_to_host_timespec(puts, arg3); |
66fb9763 FB |
5323 | } else { |
5324 | puts = NULL; | |
5325 | } | |
5326 | ret = get_errno(sigtimedwait(&set, &uinfo, puts)); | |
53a5960a | 5327 | if (!is_error(ret) && arg2) { |
c227f099 | 5328 | if (!(p = lock_user(VERIFY_WRITE, arg2, sizeof(target_siginfo_t), 0))) |
579a97f7 | 5329 | goto efault; |
53a5960a | 5330 | host_to_target_siginfo(p, &uinfo); |
c227f099 | 5331 | unlock_user(p, arg2, sizeof(target_siginfo_t)); |
66fb9763 FB |
5332 | } |
5333 | } | |
5334 | break; | |
5335 | case TARGET_NR_rt_sigqueueinfo: | |
5336 | { | |
5337 | siginfo_t uinfo; | |
c227f099 | 5338 | if (!(p = lock_user(VERIFY_READ, arg3, sizeof(target_sigset_t), 1))) |
579a97f7 | 5339 | goto efault; |
53a5960a PB |
5340 | target_to_host_siginfo(&uinfo, p); |
5341 | unlock_user(p, arg1, 0); | |
66fb9763 FB |
5342 | ret = get_errno(sys_rt_sigqueueinfo(arg1, arg2, &uinfo)); |
5343 | } | |
5344 | break; | |
e5febef5 | 5345 | #ifdef TARGET_NR_sigreturn |
66fb9763 FB |
5346 | case TARGET_NR_sigreturn: |
5347 | /* NOTE: ret is eax, so not transcoding must be done */ | |
5348 | ret = do_sigreturn(cpu_env); | |
5349 | break; | |
e5febef5 | 5350 | #endif |
66fb9763 FB |
5351 | case TARGET_NR_rt_sigreturn: |
5352 | /* NOTE: ret is eax, so not transcoding must be done */ | |
5353 | ret = do_rt_sigreturn(cpu_env); | |
5354 | break; | |
31e31b8a | 5355 | case TARGET_NR_sethostname: |
579a97f7 FB |
5356 | if (!(p = lock_user_string(arg1))) |
5357 | goto efault; | |
53a5960a PB |
5358 | ret = get_errno(sethostname(p, arg2)); |
5359 | unlock_user(p, arg1, 0); | |
31e31b8a FB |
5360 | break; |
5361 | case TARGET_NR_setrlimit: | |
9de5e440 | 5362 | { |
9de5e440 | 5363 | int resource = arg1; |
53a5960a | 5364 | struct target_rlimit *target_rlim; |
9de5e440 | 5365 | struct rlimit rlim; |
579a97f7 FB |
5366 | if (!lock_user_struct(VERIFY_READ, target_rlim, arg2, 1)) |
5367 | goto efault; | |
81bbe906 TY |
5368 | rlim.rlim_cur = target_to_host_rlim(target_rlim->rlim_cur); |
5369 | rlim.rlim_max = target_to_host_rlim(target_rlim->rlim_max); | |
53a5960a | 5370 | unlock_user_struct(target_rlim, arg2, 0); |
9de5e440 FB |
5371 | ret = get_errno(setrlimit(resource, &rlim)); |
5372 | } | |
5373 | break; | |
31e31b8a | 5374 | case TARGET_NR_getrlimit: |
9de5e440 | 5375 | { |
9de5e440 | 5376 | int resource = arg1; |
53a5960a | 5377 | struct target_rlimit *target_rlim; |
9de5e440 | 5378 | struct rlimit rlim; |
3b46e624 | 5379 | |
9de5e440 FB |
5380 | ret = get_errno(getrlimit(resource, &rlim)); |
5381 | if (!is_error(ret)) { | |
579a97f7 FB |
5382 | if (!lock_user_struct(VERIFY_WRITE, target_rlim, arg2, 0)) |
5383 | goto efault; | |
81bbe906 TY |
5384 | target_rlim->rlim_cur = host_to_target_rlim(rlim.rlim_cur); |
5385 | target_rlim->rlim_max = host_to_target_rlim(rlim.rlim_max); | |
53a5960a | 5386 | unlock_user_struct(target_rlim, arg2, 1); |
9de5e440 FB |
5387 | } |
5388 | } | |
5389 | break; | |
31e31b8a | 5390 | case TARGET_NR_getrusage: |
b409186b FB |
5391 | { |
5392 | struct rusage rusage; | |
b409186b FB |
5393 | ret = get_errno(getrusage(arg1, &rusage)); |
5394 | if (!is_error(ret)) { | |
53a5960a | 5395 | host_to_target_rusage(arg2, &rusage); |
b409186b FB |
5396 | } |
5397 | } | |
5398 | break; | |
31e31b8a FB |
5399 | case TARGET_NR_gettimeofday: |
5400 | { | |
31e31b8a FB |
5401 | struct timeval tv; |
5402 | ret = get_errno(gettimeofday(&tv, NULL)); | |
5403 | if (!is_error(ret)) { | |
788f5ec4 TS |
5404 | if (copy_to_user_timeval(arg1, &tv)) |
5405 | goto efault; | |
31e31b8a FB |
5406 | } |
5407 | } | |
5408 | break; | |
5409 | case TARGET_NR_settimeofday: | |
5410 | { | |
31e31b8a | 5411 | struct timeval tv; |
788f5ec4 TS |
5412 | if (copy_from_user_timeval(&tv, arg1)) |
5413 | goto efault; | |
31e31b8a FB |
5414 | ret = get_errno(settimeofday(&tv, NULL)); |
5415 | } | |
5416 | break; | |
048f6b4d | 5417 | #ifdef TARGET_NR_select |
31e31b8a | 5418 | case TARGET_NR_select: |
f2674e31 | 5419 | { |
53a5960a | 5420 | struct target_sel_arg_struct *sel; |
992f48a0 | 5421 | abi_ulong inp, outp, exp, tvp; |
53a5960a PB |
5422 | long nsel; |
5423 | ||
579a97f7 FB |
5424 | if (!lock_user_struct(VERIFY_READ, sel, arg1, 1)) |
5425 | goto efault; | |
53a5960a PB |
5426 | nsel = tswapl(sel->n); |
5427 | inp = tswapl(sel->inp); | |
5428 | outp = tswapl(sel->outp); | |
5429 | exp = tswapl(sel->exp); | |
5430 | tvp = tswapl(sel->tvp); | |
5431 | unlock_user_struct(sel, arg1, 0); | |
5432 | ret = do_select(nsel, inp, outp, exp, tvp); | |
f2674e31 FB |
5433 | } |
5434 | break; | |
9e42382f RV |
5435 | #endif |
5436 | #ifdef TARGET_NR_pselect6 | |
5437 | case TARGET_NR_pselect6: | |
5438 | goto unimplemented_nowarn; | |
048f6b4d | 5439 | #endif |
31e31b8a | 5440 | case TARGET_NR_symlink: |
53a5960a PB |
5441 | { |
5442 | void *p2; | |
5443 | p = lock_user_string(arg1); | |
5444 | p2 = lock_user_string(arg2); | |
579a97f7 FB |
5445 | if (!p || !p2) |
5446 | ret = -TARGET_EFAULT; | |
5447 | else | |
5448 | ret = get_errno(symlink(p, p2)); | |
53a5960a PB |
5449 | unlock_user(p2, arg2, 0); |
5450 | unlock_user(p, arg1, 0); | |
5451 | } | |
31e31b8a | 5452 | break; |
f0b6243d TS |
5453 | #if defined(TARGET_NR_symlinkat) && defined(__NR_symlinkat) |
5454 | case TARGET_NR_symlinkat: | |
f0b6243d | 5455 | { |
579a97f7 | 5456 | void *p2; |
f0b6243d TS |
5457 | p = lock_user_string(arg1); |
5458 | p2 = lock_user_string(arg3); | |
579a97f7 | 5459 | if (!p || !p2) |
0da46a6e | 5460 | ret = -TARGET_EFAULT; |
f0b6243d TS |
5461 | else |
5462 | ret = get_errno(sys_symlinkat(p, arg2, p2)); | |
579a97f7 FB |
5463 | unlock_user(p2, arg3, 0); |
5464 | unlock_user(p, arg1, 0); | |
f0b6243d TS |
5465 | } |
5466 | break; | |
5467 | #endif | |
ebc05488 | 5468 | #ifdef TARGET_NR_oldlstat |
31e31b8a FB |
5469 | case TARGET_NR_oldlstat: |
5470 | goto unimplemented; | |
ebc05488 | 5471 | #endif |
31e31b8a | 5472 | case TARGET_NR_readlink: |
53a5960a | 5473 | { |
d088d664 | 5474 | void *p2, *temp; |
53a5960a | 5475 | p = lock_user_string(arg1); |
579a97f7 FB |
5476 | p2 = lock_user(VERIFY_WRITE, arg2, arg3, 0); |
5477 | if (!p || !p2) | |
5478 | ret = -TARGET_EFAULT; | |
d088d664 AJ |
5479 | else { |
5480 | if (strncmp((const char *)p, "/proc/self/exe", 14) == 0) { | |
5481 | char real[PATH_MAX]; | |
5482 | temp = realpath(exec_path,real); | |
5483 | ret = (temp==NULL) ? get_errno(-1) : strlen(real) ; | |
5484 | snprintf((char *)p2, arg3, "%s", real); | |
5485 | } | |
5486 | else | |
5487 | ret = get_errno(readlink(path(p), p2, arg3)); | |
d088d664 | 5488 | } |
53a5960a PB |
5489 | unlock_user(p2, arg2, ret); |
5490 | unlock_user(p, arg1, 0); | |
5491 | } | |
31e31b8a | 5492 | break; |
5e0ccb18 TS |
5493 | #if defined(TARGET_NR_readlinkat) && defined(__NR_readlinkat) |
5494 | case TARGET_NR_readlinkat: | |
5e0ccb18 | 5495 | { |
579a97f7 | 5496 | void *p2; |
5e0ccb18 | 5497 | p = lock_user_string(arg2); |
579a97f7 FB |
5498 | p2 = lock_user(VERIFY_WRITE, arg3, arg4, 0); |
5499 | if (!p || !p2) | |
0da46a6e | 5500 | ret = -TARGET_EFAULT; |
5e0ccb18 TS |
5501 | else |
5502 | ret = get_errno(sys_readlinkat(arg1, path(p), p2, arg4)); | |
579a97f7 FB |
5503 | unlock_user(p2, arg3, ret); |
5504 | unlock_user(p, arg2, 0); | |
5e0ccb18 TS |
5505 | } |
5506 | break; | |
5507 | #endif | |
e5febef5 | 5508 | #ifdef TARGET_NR_uselib |
31e31b8a FB |
5509 | case TARGET_NR_uselib: |
5510 | goto unimplemented; | |
e5febef5 TS |
5511 | #endif |
5512 | #ifdef TARGET_NR_swapon | |
31e31b8a | 5513 | case TARGET_NR_swapon: |
579a97f7 FB |
5514 | if (!(p = lock_user_string(arg1))) |
5515 | goto efault; | |
53a5960a PB |
5516 | ret = get_errno(swapon(p, arg2)); |
5517 | unlock_user(p, arg1, 0); | |
31e31b8a | 5518 | break; |
e5febef5 | 5519 | #endif |
31e31b8a FB |
5520 | case TARGET_NR_reboot: |
5521 | goto unimplemented; | |
e5febef5 | 5522 | #ifdef TARGET_NR_readdir |
31e31b8a FB |
5523 | case TARGET_NR_readdir: |
5524 | goto unimplemented; | |
e5febef5 TS |
5525 | #endif |
5526 | #ifdef TARGET_NR_mmap | |
31e31b8a | 5527 | case TARGET_NR_mmap: |
b779e29e | 5528 | #if (defined(TARGET_I386) && defined(TARGET_ABI32)) || defined(TARGET_ARM) || defined(TARGET_M68K) || defined(TARGET_CRIS) || defined(TARGET_MICROBLAZE) |
31e31b8a | 5529 | { |
992f48a0 BS |
5530 | abi_ulong *v; |
5531 | abi_ulong v1, v2, v3, v4, v5, v6; | |
579a97f7 FB |
5532 | if (!(v = lock_user(VERIFY_READ, arg1, 6 * sizeof(abi_ulong), 1))) |
5533 | goto efault; | |
53a5960a PB |
5534 | v1 = tswapl(v[0]); |
5535 | v2 = tswapl(v[1]); | |
5536 | v3 = tswapl(v[2]); | |
5537 | v4 = tswapl(v[3]); | |
5538 | v5 = tswapl(v[4]); | |
5539 | v6 = tswapl(v[5]); | |
5540 | unlock_user(v, arg1, 0); | |
5fafdf24 | 5541 | ret = get_errno(target_mmap(v1, v2, v3, |
5286db75 FB |
5542 | target_to_host_bitmask(v4, mmap_flags_tbl), |
5543 | v5, v6)); | |
31e31b8a | 5544 | } |
31e31b8a | 5545 | #else |
5fafdf24 TS |
5546 | ret = get_errno(target_mmap(arg1, arg2, arg3, |
5547 | target_to_host_bitmask(arg4, mmap_flags_tbl), | |
6fb883e8 FB |
5548 | arg5, |
5549 | arg6)); | |
31e31b8a | 5550 | #endif |
6fb883e8 | 5551 | break; |
e5febef5 | 5552 | #endif |
a315a145 | 5553 | #ifdef TARGET_NR_mmap2 |
6fb883e8 | 5554 | case TARGET_NR_mmap2: |
bb7ec043 | 5555 | #ifndef MMAP_SHIFT |
c573ff67 | 5556 | #define MMAP_SHIFT 12 |
c573ff67 | 5557 | #endif |
5fafdf24 TS |
5558 | ret = get_errno(target_mmap(arg1, arg2, arg3, |
5559 | target_to_host_bitmask(arg4, mmap_flags_tbl), | |
5286db75 | 5560 | arg5, |
c573ff67 | 5561 | arg6 << MMAP_SHIFT)); |
31e31b8a | 5562 | break; |
a315a145 | 5563 | #endif |
31e31b8a | 5564 | case TARGET_NR_munmap: |
54936004 | 5565 | ret = get_errno(target_munmap(arg1, arg2)); |
31e31b8a | 5566 | break; |
9de5e440 | 5567 | case TARGET_NR_mprotect: |
97374d38 PB |
5568 | { |
5569 | TaskState *ts = ((CPUState *)cpu_env)->opaque; | |
5570 | /* Special hack to detect libc making the stack executable. */ | |
5571 | if ((arg3 & PROT_GROWSDOWN) | |
5572 | && arg1 >= ts->info->stack_limit | |
5573 | && arg1 <= ts->info->start_stack) { | |
5574 | arg3 &= ~PROT_GROWSDOWN; | |
5575 | arg2 = arg2 + arg1 - ts->info->stack_limit; | |
5576 | arg1 = ts->info->stack_limit; | |
5577 | } | |
5578 | } | |
54936004 | 5579 | ret = get_errno(target_mprotect(arg1, arg2, arg3)); |
9de5e440 | 5580 | break; |
e5febef5 | 5581 | #ifdef TARGET_NR_mremap |
9de5e440 | 5582 | case TARGET_NR_mremap: |
54936004 | 5583 | ret = get_errno(target_mremap(arg1, arg2, arg3, arg4, arg5)); |
9de5e440 | 5584 | break; |
e5febef5 | 5585 | #endif |
53a5960a | 5586 | /* ??? msync/mlock/munlock are broken for softmmu. */ |
e5febef5 | 5587 | #ifdef TARGET_NR_msync |
9de5e440 | 5588 | case TARGET_NR_msync: |
53a5960a | 5589 | ret = get_errno(msync(g2h(arg1), arg2, arg3)); |
9de5e440 | 5590 | break; |
e5febef5 TS |
5591 | #endif |
5592 | #ifdef TARGET_NR_mlock | |
9de5e440 | 5593 | case TARGET_NR_mlock: |
53a5960a | 5594 | ret = get_errno(mlock(g2h(arg1), arg2)); |
9de5e440 | 5595 | break; |
e5febef5 TS |
5596 | #endif |
5597 | #ifdef TARGET_NR_munlock | |
9de5e440 | 5598 | case TARGET_NR_munlock: |
53a5960a | 5599 | ret = get_errno(munlock(g2h(arg1), arg2)); |
9de5e440 | 5600 | break; |
e5febef5 TS |
5601 | #endif |
5602 | #ifdef TARGET_NR_mlockall | |
9de5e440 FB |
5603 | case TARGET_NR_mlockall: |
5604 | ret = get_errno(mlockall(arg1)); | |
5605 | break; | |
e5febef5 TS |
5606 | #endif |
5607 | #ifdef TARGET_NR_munlockall | |
9de5e440 FB |
5608 | case TARGET_NR_munlockall: |
5609 | ret = get_errno(munlockall()); | |
5610 | break; | |
e5febef5 | 5611 | #endif |
31e31b8a | 5612 | case TARGET_NR_truncate: |
579a97f7 FB |
5613 | if (!(p = lock_user_string(arg1))) |
5614 | goto efault; | |
53a5960a PB |
5615 | ret = get_errno(truncate(p, arg2)); |
5616 | unlock_user(p, arg1, 0); | |
31e31b8a FB |
5617 | break; |
5618 | case TARGET_NR_ftruncate: | |
5619 | ret = get_errno(ftruncate(arg1, arg2)); | |
5620 | break; | |
5621 | case TARGET_NR_fchmod: | |
5622 | ret = get_errno(fchmod(arg1, arg2)); | |
5623 | break; | |
814d7977 TS |
5624 | #if defined(TARGET_NR_fchmodat) && defined(__NR_fchmodat) |
5625 | case TARGET_NR_fchmodat: | |
579a97f7 FB |
5626 | if (!(p = lock_user_string(arg2))) |
5627 | goto efault; | |
465c9f06 | 5628 | ret = get_errno(sys_fchmodat(arg1, p, arg3)); |
579a97f7 | 5629 | unlock_user(p, arg2, 0); |
814d7977 TS |
5630 | break; |
5631 | #endif | |
31e31b8a | 5632 | case TARGET_NR_getpriority: |
c6cda17a TS |
5633 | /* libc does special remapping of the return value of |
5634 | * sys_getpriority() so it's just easiest to call | |
5635 | * sys_getpriority() directly rather than through libc. */ | |
69137206 | 5636 | ret = get_errno(sys_getpriority(arg1, arg2)); |
31e31b8a FB |
5637 | break; |
5638 | case TARGET_NR_setpriority: | |
5639 | ret = get_errno(setpriority(arg1, arg2, arg3)); | |
5640 | break; | |
ebc05488 | 5641 | #ifdef TARGET_NR_profil |
31e31b8a FB |
5642 | case TARGET_NR_profil: |
5643 | goto unimplemented; | |
ebc05488 | 5644 | #endif |
31e31b8a | 5645 | case TARGET_NR_statfs: |
579a97f7 FB |
5646 | if (!(p = lock_user_string(arg1))) |
5647 | goto efault; | |
53a5960a PB |
5648 | ret = get_errno(statfs(path(p), &stfs)); |
5649 | unlock_user(p, arg1, 0); | |
31e31b8a FB |
5650 | convert_statfs: |
5651 | if (!is_error(ret)) { | |
53a5960a | 5652 | struct target_statfs *target_stfs; |
3b46e624 | 5653 | |
579a97f7 FB |
5654 | if (!lock_user_struct(VERIFY_WRITE, target_stfs, arg2, 0)) |
5655 | goto efault; | |
5656 | __put_user(stfs.f_type, &target_stfs->f_type); | |
5657 | __put_user(stfs.f_bsize, &target_stfs->f_bsize); | |
5658 | __put_user(stfs.f_blocks, &target_stfs->f_blocks); | |
5659 | __put_user(stfs.f_bfree, &target_stfs->f_bfree); | |
5660 | __put_user(stfs.f_bavail, &target_stfs->f_bavail); | |
5661 | __put_user(stfs.f_files, &target_stfs->f_files); | |
5662 | __put_user(stfs.f_ffree, &target_stfs->f_ffree); | |
5663 | __put_user(stfs.f_fsid.__val[0], &target_stfs->f_fsid.val[0]); | |
5664 | __put_user(stfs.f_fsid.__val[1], &target_stfs->f_fsid.val[1]); | |
5665 | __put_user(stfs.f_namelen, &target_stfs->f_namelen); | |
53a5960a | 5666 | unlock_user_struct(target_stfs, arg2, 1); |
31e31b8a FB |
5667 | } |
5668 | break; | |
5669 | case TARGET_NR_fstatfs: | |
56c8f68f | 5670 | ret = get_errno(fstatfs(arg1, &stfs)); |
31e31b8a | 5671 | goto convert_statfs; |
56c8f68f FB |
5672 | #ifdef TARGET_NR_statfs64 |
5673 | case TARGET_NR_statfs64: | |
579a97f7 FB |
5674 | if (!(p = lock_user_string(arg1))) |
5675 | goto efault; | |
53a5960a PB |
5676 | ret = get_errno(statfs(path(p), &stfs)); |
5677 | unlock_user(p, arg1, 0); | |
56c8f68f FB |
5678 | convert_statfs64: |
5679 | if (!is_error(ret)) { | |
53a5960a | 5680 | struct target_statfs64 *target_stfs; |
3b46e624 | 5681 | |
579a97f7 FB |
5682 | if (!lock_user_struct(VERIFY_WRITE, target_stfs, arg3, 0)) |
5683 | goto efault; | |
5684 | __put_user(stfs.f_type, &target_stfs->f_type); | |
5685 | __put_user(stfs.f_bsize, &target_stfs->f_bsize); | |
5686 | __put_user(stfs.f_blocks, &target_stfs->f_blocks); | |
5687 | __put_user(stfs.f_bfree, &target_stfs->f_bfree); | |
5688 | __put_user(stfs.f_bavail, &target_stfs->f_bavail); | |
5689 | __put_user(stfs.f_files, &target_stfs->f_files); | |
5690 | __put_user(stfs.f_ffree, &target_stfs->f_ffree); | |
5691 | __put_user(stfs.f_fsid.__val[0], &target_stfs->f_fsid.val[0]); | |
5692 | __put_user(stfs.f_fsid.__val[1], &target_stfs->f_fsid.val[1]); | |
5693 | __put_user(stfs.f_namelen, &target_stfs->f_namelen); | |
5694 | unlock_user_struct(target_stfs, arg3, 1); | |
56c8f68f FB |
5695 | } |
5696 | break; | |
5697 | case TARGET_NR_fstatfs64: | |
5698 | ret = get_errno(fstatfs(arg1, &stfs)); | |
5699 | goto convert_statfs64; | |
5700 | #endif | |
ebc05488 | 5701 | #ifdef TARGET_NR_ioperm |
31e31b8a FB |
5702 | case TARGET_NR_ioperm: |
5703 | goto unimplemented; | |
ebc05488 | 5704 | #endif |
e5febef5 | 5705 | #ifdef TARGET_NR_socketcall |
31e31b8a | 5706 | case TARGET_NR_socketcall: |
53a5960a | 5707 | ret = do_socketcall(arg1, arg2); |
31e31b8a | 5708 | break; |
e5febef5 | 5709 | #endif |
3532fa74 FB |
5710 | #ifdef TARGET_NR_accept |
5711 | case TARGET_NR_accept: | |
1be9e1dc | 5712 | ret = do_accept(arg1, arg2, arg3); |
3532fa74 FB |
5713 | break; |
5714 | #endif | |
5715 | #ifdef TARGET_NR_bind | |
5716 | case TARGET_NR_bind: | |
5717 | ret = do_bind(arg1, arg2, arg3); | |
5718 | break; | |
5719 | #endif | |
5720 | #ifdef TARGET_NR_connect | |
5721 | case TARGET_NR_connect: | |
5722 | ret = do_connect(arg1, arg2, arg3); | |
5723 | break; | |
5724 | #endif | |
5725 | #ifdef TARGET_NR_getpeername | |
5726 | case TARGET_NR_getpeername: | |
1be9e1dc | 5727 | ret = do_getpeername(arg1, arg2, arg3); |
3532fa74 FB |
5728 | break; |
5729 | #endif | |
5730 | #ifdef TARGET_NR_getsockname | |
5731 | case TARGET_NR_getsockname: | |
1be9e1dc | 5732 | ret = do_getsockname(arg1, arg2, arg3); |
3532fa74 FB |
5733 | break; |
5734 | #endif | |
5735 | #ifdef TARGET_NR_getsockopt | |
5736 | case TARGET_NR_getsockopt: | |
5737 | ret = do_getsockopt(arg1, arg2, arg3, arg4, arg5); | |
5738 | break; | |
5739 | #endif | |
5740 | #ifdef TARGET_NR_listen | |
5741 | case TARGET_NR_listen: | |
1be9e1dc | 5742 | ret = get_errno(listen(arg1, arg2)); |
3532fa74 FB |
5743 | break; |
5744 | #endif | |
5745 | #ifdef TARGET_NR_recv | |
5746 | case TARGET_NR_recv: | |
214201bd | 5747 | ret = do_recvfrom(arg1, arg2, arg3, arg4, 0, 0); |
3532fa74 FB |
5748 | break; |
5749 | #endif | |
5750 | #ifdef TARGET_NR_recvfrom | |
5751 | case TARGET_NR_recvfrom: | |
214201bd | 5752 | ret = do_recvfrom(arg1, arg2, arg3, arg4, arg5, arg6); |
3532fa74 FB |
5753 | break; |
5754 | #endif | |
5755 | #ifdef TARGET_NR_recvmsg | |
5756 | case TARGET_NR_recvmsg: | |
5757 | ret = do_sendrecvmsg(arg1, arg2, arg3, 0); | |
5758 | break; | |
5759 | #endif | |
5760 | #ifdef TARGET_NR_send | |
5761 | case TARGET_NR_send: | |
1be9e1dc | 5762 | ret = do_sendto(arg1, arg2, arg3, arg4, 0, 0); |
3532fa74 FB |
5763 | break; |
5764 | #endif | |
5765 | #ifdef TARGET_NR_sendmsg | |
5766 | case TARGET_NR_sendmsg: | |
5767 | ret = do_sendrecvmsg(arg1, arg2, arg3, 1); | |
5768 | break; | |
5769 | #endif | |
5770 | #ifdef TARGET_NR_sendto | |
5771 | case TARGET_NR_sendto: | |
1be9e1dc | 5772 | ret = do_sendto(arg1, arg2, arg3, arg4, arg5, arg6); |
3532fa74 FB |
5773 | break; |
5774 | #endif | |
5775 | #ifdef TARGET_NR_shutdown | |
5776 | case TARGET_NR_shutdown: | |
1be9e1dc | 5777 | ret = get_errno(shutdown(arg1, arg2)); |
3532fa74 FB |
5778 | break; |
5779 | #endif | |
5780 | #ifdef TARGET_NR_socket | |
5781 | case TARGET_NR_socket: | |
5782 | ret = do_socket(arg1, arg2, arg3); | |
5783 | break; | |
5784 | #endif | |
5785 | #ifdef TARGET_NR_socketpair | |
5786 | case TARGET_NR_socketpair: | |
1be9e1dc | 5787 | ret = do_socketpair(arg1, arg2, arg3, arg4); |
3532fa74 FB |
5788 | break; |
5789 | #endif | |
5790 | #ifdef TARGET_NR_setsockopt | |
5791 | case TARGET_NR_setsockopt: | |
5792 | ret = do_setsockopt(arg1, arg2, arg3, arg4, (socklen_t) arg5); | |
5793 | break; | |
5794 | #endif | |
7494b0f9 | 5795 | |
31e31b8a | 5796 | case TARGET_NR_syslog: |
579a97f7 FB |
5797 | if (!(p = lock_user_string(arg2))) |
5798 | goto efault; | |
e5574487 TS |
5799 | ret = get_errno(sys_syslog((int)arg1, p, (int)arg3)); |
5800 | unlock_user(p, arg2, 0); | |
7494b0f9 TS |
5801 | break; |
5802 | ||
31e31b8a | 5803 | case TARGET_NR_setitimer: |
66fb9763 | 5804 | { |
66fb9763 FB |
5805 | struct itimerval value, ovalue, *pvalue; |
5806 | ||
53a5960a | 5807 | if (arg2) { |
66fb9763 | 5808 | pvalue = &value; |
788f5ec4 TS |
5809 | if (copy_from_user_timeval(&pvalue->it_interval, arg2) |
5810 | || copy_from_user_timeval(&pvalue->it_value, | |
5811 | arg2 + sizeof(struct target_timeval))) | |
5812 | goto efault; | |
66fb9763 FB |
5813 | } else { |
5814 | pvalue = NULL; | |
5815 | } | |
5816 | ret = get_errno(setitimer(arg1, pvalue, &ovalue)); | |
53a5960a | 5817 | if (!is_error(ret) && arg3) { |
788f5ec4 TS |
5818 | if (copy_to_user_timeval(arg3, |
5819 | &ovalue.it_interval) | |
5820 | || copy_to_user_timeval(arg3 + sizeof(struct target_timeval), | |
5821 | &ovalue.it_value)) | |
5822 | goto efault; | |
66fb9763 FB |
5823 | } |
5824 | } | |
5825 | break; | |
31e31b8a | 5826 | case TARGET_NR_getitimer: |
66fb9763 | 5827 | { |
66fb9763 | 5828 | struct itimerval value; |
3b46e624 | 5829 | |
66fb9763 | 5830 | ret = get_errno(getitimer(arg1, &value)); |
53a5960a | 5831 | if (!is_error(ret) && arg2) { |
788f5ec4 TS |
5832 | if (copy_to_user_timeval(arg2, |
5833 | &value.it_interval) | |
5834 | || copy_to_user_timeval(arg2 + sizeof(struct target_timeval), | |
5835 | &value.it_value)) | |
5836 | goto efault; | |
66fb9763 FB |
5837 | } |
5838 | } | |
5839 | break; | |
31e31b8a | 5840 | case TARGET_NR_stat: |
579a97f7 FB |
5841 | if (!(p = lock_user_string(arg1))) |
5842 | goto efault; | |
53a5960a PB |
5843 | ret = get_errno(stat(path(p), &st)); |
5844 | unlock_user(p, arg1, 0); | |
31e31b8a FB |
5845 | goto do_stat; |
5846 | case TARGET_NR_lstat: | |
579a97f7 FB |
5847 | if (!(p = lock_user_string(arg1))) |
5848 | goto efault; | |
53a5960a PB |
5849 | ret = get_errno(lstat(path(p), &st)); |
5850 | unlock_user(p, arg1, 0); | |
31e31b8a FB |
5851 | goto do_stat; |
5852 | case TARGET_NR_fstat: | |
5853 | { | |
5854 | ret = get_errno(fstat(arg1, &st)); | |
5855 | do_stat: | |
5856 | if (!is_error(ret)) { | |
53a5960a | 5857 | struct target_stat *target_st; |
e3584658 | 5858 | |
579a97f7 FB |
5859 | if (!lock_user_struct(VERIFY_WRITE, target_st, arg2, 0)) |
5860 | goto efault; | |
12727917 | 5861 | memset(target_st, 0, sizeof(*target_st)); |
d2fd1af7 FB |
5862 | __put_user(st.st_dev, &target_st->st_dev); |
5863 | __put_user(st.st_ino, &target_st->st_ino); | |
5864 | __put_user(st.st_mode, &target_st->st_mode); | |
5865 | __put_user(st.st_uid, &target_st->st_uid); | |
5866 | __put_user(st.st_gid, &target_st->st_gid); | |
5867 | __put_user(st.st_nlink, &target_st->st_nlink); | |
5868 | __put_user(st.st_rdev, &target_st->st_rdev); | |
5869 | __put_user(st.st_size, &target_st->st_size); | |
5870 | __put_user(st.st_blksize, &target_st->st_blksize); | |
5871 | __put_user(st.st_blocks, &target_st->st_blocks); | |
5872 | __put_user(st.st_atime, &target_st->target_st_atime); | |
5873 | __put_user(st.st_mtime, &target_st->target_st_mtime); | |
5874 | __put_user(st.st_ctime, &target_st->target_st_ctime); | |
53a5960a | 5875 | unlock_user_struct(target_st, arg2, 1); |
31e31b8a FB |
5876 | } |
5877 | } | |
5878 | break; | |
ebc05488 | 5879 | #ifdef TARGET_NR_olduname |
31e31b8a FB |
5880 | case TARGET_NR_olduname: |
5881 | goto unimplemented; | |
ebc05488 FB |
5882 | #endif |
5883 | #ifdef TARGET_NR_iopl | |
31e31b8a FB |
5884 | case TARGET_NR_iopl: |
5885 | goto unimplemented; | |
ebc05488 | 5886 | #endif |
31e31b8a FB |
5887 | case TARGET_NR_vhangup: |
5888 | ret = get_errno(vhangup()); | |
5889 | break; | |
ebc05488 | 5890 | #ifdef TARGET_NR_idle |
31e31b8a FB |
5891 | case TARGET_NR_idle: |
5892 | goto unimplemented; | |
42ad6ae9 FB |
5893 | #endif |
5894 | #ifdef TARGET_NR_syscall | |
5895 | case TARGET_NR_syscall: | |
5896 | ret = do_syscall(cpu_env,arg1 & 0xffff,arg2,arg3,arg4,arg5,arg6,0); | |
5897 | break; | |
ebc05488 | 5898 | #endif |
31e31b8a FB |
5899 | case TARGET_NR_wait4: |
5900 | { | |
5901 | int status; | |
992f48a0 | 5902 | abi_long status_ptr = arg2; |
31e31b8a | 5903 | struct rusage rusage, *rusage_ptr; |
992f48a0 | 5904 | abi_ulong target_rusage = arg4; |
31e31b8a FB |
5905 | if (target_rusage) |
5906 | rusage_ptr = &rusage; | |
5907 | else | |
5908 | rusage_ptr = NULL; | |
5909 | ret = get_errno(wait4(arg1, &status, arg3, rusage_ptr)); | |
5910 | if (!is_error(ret)) { | |
2f619698 | 5911 | if (status_ptr) { |
1d9d8b55 | 5912 | status = host_to_target_waitstatus(status); |
2f619698 FB |
5913 | if (put_user_s32(status, status_ptr)) |
5914 | goto efault; | |
31e31b8a | 5915 | } |
2f619698 FB |
5916 | if (target_rusage) |
5917 | host_to_target_rusage(target_rusage, &rusage); | |
31e31b8a FB |
5918 | } |
5919 | } | |
5920 | break; | |
e5febef5 | 5921 | #ifdef TARGET_NR_swapoff |
31e31b8a | 5922 | case TARGET_NR_swapoff: |
579a97f7 FB |
5923 | if (!(p = lock_user_string(arg1))) |
5924 | goto efault; | |
53a5960a PB |
5925 | ret = get_errno(swapoff(p)); |
5926 | unlock_user(p, arg1, 0); | |
31e31b8a | 5927 | break; |
e5febef5 | 5928 | #endif |
31e31b8a | 5929 | case TARGET_NR_sysinfo: |
a5448a7d | 5930 | { |
53a5960a | 5931 | struct target_sysinfo *target_value; |
a5448a7d FB |
5932 | struct sysinfo value; |
5933 | ret = get_errno(sysinfo(&value)); | |
53a5960a | 5934 | if (!is_error(ret) && arg1) |
a5448a7d | 5935 | { |
579a97f7 FB |
5936 | if (!lock_user_struct(VERIFY_WRITE, target_value, arg1, 0)) |
5937 | goto efault; | |
a5448a7d FB |
5938 | __put_user(value.uptime, &target_value->uptime); |
5939 | __put_user(value.loads[0], &target_value->loads[0]); | |
5940 | __put_user(value.loads[1], &target_value->loads[1]); | |
5941 | __put_user(value.loads[2], &target_value->loads[2]); | |
5942 | __put_user(value.totalram, &target_value->totalram); | |
5943 | __put_user(value.freeram, &target_value->freeram); | |
5944 | __put_user(value.sharedram, &target_value->sharedram); | |
5945 | __put_user(value.bufferram, &target_value->bufferram); | |
5946 | __put_user(value.totalswap, &target_value->totalswap); | |
5947 | __put_user(value.freeswap, &target_value->freeswap); | |
5948 | __put_user(value.procs, &target_value->procs); | |
5949 | __put_user(value.totalhigh, &target_value->totalhigh); | |
5950 | __put_user(value.freehigh, &target_value->freehigh); | |
5951 | __put_user(value.mem_unit, &target_value->mem_unit); | |
53a5960a | 5952 | unlock_user_struct(target_value, arg1, 1); |
a5448a7d FB |
5953 | } |
5954 | } | |
5955 | break; | |
e5febef5 | 5956 | #ifdef TARGET_NR_ipc |
31e31b8a | 5957 | case TARGET_NR_ipc: |
8853f86e FB |
5958 | ret = do_ipc(arg1, arg2, arg3, arg4, arg5, arg6); |
5959 | break; | |
e5febef5 | 5960 | #endif |
e5289087 AJ |
5961 | #ifdef TARGET_NR_semget |
5962 | case TARGET_NR_semget: | |
5963 | ret = get_errno(semget(arg1, arg2, arg3)); | |
5964 | break; | |
5965 | #endif | |
5966 | #ifdef TARGET_NR_semop | |
5967 | case TARGET_NR_semop: | |
5968 | ret = get_errno(do_semop(arg1, arg2, arg3)); | |
5969 | break; | |
5970 | #endif | |
5971 | #ifdef TARGET_NR_semctl | |
5972 | case TARGET_NR_semctl: | |
5973 | ret = do_semctl(arg1, arg2, arg3, (union target_semun)(abi_ulong)arg4); | |
5974 | break; | |
5975 | #endif | |
eeb438c1 AJ |
5976 | #ifdef TARGET_NR_msgctl |
5977 | case TARGET_NR_msgctl: | |
5978 | ret = do_msgctl(arg1, arg2, arg3); | |
5979 | break; | |
5980 | #endif | |
5981 | #ifdef TARGET_NR_msgget | |
5982 | case TARGET_NR_msgget: | |
5983 | ret = get_errno(msgget(arg1, arg2)); | |
5984 | break; | |
5985 | #endif | |
5986 | #ifdef TARGET_NR_msgrcv | |
5987 | case TARGET_NR_msgrcv: | |
5988 | ret = do_msgrcv(arg1, arg2, arg3, arg4, arg5); | |
5989 | break; | |
5990 | #endif | |
5991 | #ifdef TARGET_NR_msgsnd | |
5992 | case TARGET_NR_msgsnd: | |
5993 | ret = do_msgsnd(arg1, arg2, arg3, arg4); | |
5994 | break; | |
88a8c984 RV |
5995 | #endif |
5996 | #ifdef TARGET_NR_shmget | |
5997 | case TARGET_NR_shmget: | |
5998 | ret = get_errno(shmget(arg1, arg2, arg3)); | |
5999 | break; | |
6000 | #endif | |
6001 | #ifdef TARGET_NR_shmctl | |
6002 | case TARGET_NR_shmctl: | |
6003 | ret = do_shmctl(arg1, arg2, arg3); | |
6004 | break; | |
6005 | #endif | |
6006 | #ifdef TARGET_NR_shmat | |
6007 | case TARGET_NR_shmat: | |
6008 | ret = do_shmat(arg1, arg2, arg3); | |
6009 | break; | |
6010 | #endif | |
6011 | #ifdef TARGET_NR_shmdt | |
6012 | case TARGET_NR_shmdt: | |
6013 | ret = do_shmdt(arg1); | |
6014 | break; | |
eeb438c1 | 6015 | #endif |
31e31b8a FB |
6016 | case TARGET_NR_fsync: |
6017 | ret = get_errno(fsync(arg1)); | |
6018 | break; | |
31e31b8a | 6019 | case TARGET_NR_clone: |
a4b388ff | 6020 | #if defined(TARGET_SH4) || defined(TARGET_ALPHA) |
0b6d3ae0 | 6021 | ret = get_errno(do_fork(cpu_env, arg1, arg2, arg3, arg5, arg4)); |
b15ad61c EI |
6022 | #elif defined(TARGET_CRIS) |
6023 | ret = get_errno(do_fork(cpu_env, arg2, arg1, arg3, arg4, arg5)); | |
0b6d3ae0 | 6024 | #else |
d865bab5 | 6025 | ret = get_errno(do_fork(cpu_env, arg1, arg2, arg3, arg4, arg5)); |
0b6d3ae0 | 6026 | #endif |
1b6b029e | 6027 | break; |
ec86b0fb FB |
6028 | #ifdef __NR_exit_group |
6029 | /* new thread calls */ | |
6030 | case TARGET_NR_exit_group: | |
9788c9ca | 6031 | #ifdef TARGET_GPROF |
6d946cda AJ |
6032 | _mcleanup(); |
6033 | #endif | |
e9009676 | 6034 | gdb_exit(cpu_env, arg1); |
ec86b0fb FB |
6035 | ret = get_errno(exit_group(arg1)); |
6036 | break; | |
6037 | #endif | |
31e31b8a | 6038 | case TARGET_NR_setdomainname: |
579a97f7 FB |
6039 | if (!(p = lock_user_string(arg1))) |
6040 | goto efault; | |
53a5960a PB |
6041 | ret = get_errno(setdomainname(p, arg2)); |
6042 | unlock_user(p, arg1, 0); | |
31e31b8a FB |
6043 | break; |
6044 | case TARGET_NR_uname: | |
6045 | /* no need to transcode because we use the linux syscall */ | |
29e619b1 FB |
6046 | { |
6047 | struct new_utsname * buf; | |
3b46e624 | 6048 | |
579a97f7 FB |
6049 | if (!lock_user_struct(VERIFY_WRITE, buf, arg1, 0)) |
6050 | goto efault; | |
29e619b1 FB |
6051 | ret = get_errno(sys_uname(buf)); |
6052 | if (!is_error(ret)) { | |
6053 | /* Overrite the native machine name with whatever is being | |
6054 | emulated. */ | |
da79030f | 6055 | strcpy (buf->machine, cpu_to_uname_machine(cpu_env)); |
c5937220 PB |
6056 | /* Allow the user to override the reported release. */ |
6057 | if (qemu_uname_release && *qemu_uname_release) | |
6058 | strcpy (buf->release, qemu_uname_release); | |
29e619b1 | 6059 | } |
53a5960a | 6060 | unlock_user_struct(buf, arg1, 1); |
29e619b1 | 6061 | } |
31e31b8a | 6062 | break; |
6dbad63e | 6063 | #ifdef TARGET_I386 |
31e31b8a | 6064 | case TARGET_NR_modify_ldt: |
03acab66 | 6065 | ret = do_modify_ldt(cpu_env, arg1, arg2, arg3); |
5cd4393b | 6066 | break; |
84409ddb | 6067 | #if !defined(TARGET_X86_64) |
5cd4393b FB |
6068 | case TARGET_NR_vm86old: |
6069 | goto unimplemented; | |
6070 | case TARGET_NR_vm86: | |
53a5960a | 6071 | ret = do_vm86(cpu_env, arg1, arg2); |
6dbad63e | 6072 | break; |
84409ddb | 6073 | #endif |
6dbad63e | 6074 | #endif |
31e31b8a FB |
6075 | case TARGET_NR_adjtimex: |
6076 | goto unimplemented; | |
e5febef5 | 6077 | #ifdef TARGET_NR_create_module |
31e31b8a | 6078 | case TARGET_NR_create_module: |
e5febef5 | 6079 | #endif |
31e31b8a FB |
6080 | case TARGET_NR_init_module: |
6081 | case TARGET_NR_delete_module: | |
e5febef5 | 6082 | #ifdef TARGET_NR_get_kernel_syms |
31e31b8a | 6083 | case TARGET_NR_get_kernel_syms: |
e5febef5 | 6084 | #endif |
31e31b8a FB |
6085 | goto unimplemented; |
6086 | case TARGET_NR_quotactl: | |
6087 | goto unimplemented; | |
6088 | case TARGET_NR_getpgid: | |
6089 | ret = get_errno(getpgid(arg1)); | |
6090 | break; | |
6091 | case TARGET_NR_fchdir: | |
6092 | ret = get_errno(fchdir(arg1)); | |
6093 | break; | |
84409ddb | 6094 | #ifdef TARGET_NR_bdflush /* not on x86_64 */ |
31e31b8a FB |
6095 | case TARGET_NR_bdflush: |
6096 | goto unimplemented; | |
84409ddb | 6097 | #endif |
e5febef5 | 6098 | #ifdef TARGET_NR_sysfs |
31e31b8a FB |
6099 | case TARGET_NR_sysfs: |
6100 | goto unimplemented; | |
e5febef5 | 6101 | #endif |
31e31b8a | 6102 | case TARGET_NR_personality: |
1b6b029e | 6103 | ret = get_errno(personality(arg1)); |
31e31b8a | 6104 | break; |
e5febef5 | 6105 | #ifdef TARGET_NR_afs_syscall |
31e31b8a FB |
6106 | case TARGET_NR_afs_syscall: |
6107 | goto unimplemented; | |
e5febef5 | 6108 | #endif |
7a3148a9 | 6109 | #ifdef TARGET_NR__llseek /* Not on alpha */ |
31e31b8a FB |
6110 | case TARGET_NR__llseek: |
6111 | { | |
d35b261c | 6112 | #if !defined(__NR_llseek) |
4f2ac237 | 6113 | ret = get_errno(lseek(arg1, ((uint64_t )arg2 << 32) | arg3, arg5)); |
2f619698 FB |
6114 | if (put_user_s64(ret, arg4)) |
6115 | goto efault; | |
4f2ac237 | 6116 | #else |
31e31b8a FB |
6117 | int64_t res; |
6118 | ret = get_errno(_llseek(arg1, arg2, arg3, &res, arg5)); | |
2f619698 FB |
6119 | if (put_user_s64(res, arg4)) |
6120 | goto efault; | |
4f2ac237 | 6121 | #endif |
31e31b8a FB |
6122 | } |
6123 | break; | |
7a3148a9 | 6124 | #endif |
31e31b8a | 6125 | case TARGET_NR_getdents: |
d83c8733 | 6126 | #if TARGET_ABI_BITS == 32 && HOST_LONG_BITS == 64 |
4add45b4 | 6127 | { |
53a5960a | 6128 | struct target_dirent *target_dirp; |
6556a833 | 6129 | struct linux_dirent *dirp; |
992f48a0 | 6130 | abi_long count = arg3; |
4add45b4 FB |
6131 | |
6132 | dirp = malloc(count); | |
0da46a6e | 6133 | if (!dirp) { |
579a97f7 | 6134 | ret = -TARGET_ENOMEM; |
0da46a6e TS |
6135 | goto fail; |
6136 | } | |
3b46e624 | 6137 | |
4add45b4 FB |
6138 | ret = get_errno(sys_getdents(arg1, dirp, count)); |
6139 | if (!is_error(ret)) { | |
6556a833 | 6140 | struct linux_dirent *de; |
4add45b4 FB |
6141 | struct target_dirent *tde; |
6142 | int len = ret; | |
6143 | int reclen, treclen; | |
6144 | int count1, tnamelen; | |
6145 | ||
6146 | count1 = 0; | |
6147 | de = dirp; | |
579a97f7 FB |
6148 | if (!(target_dirp = lock_user(VERIFY_WRITE, arg2, count, 0))) |
6149 | goto efault; | |
4add45b4 FB |
6150 | tde = target_dirp; |
6151 | while (len > 0) { | |
6152 | reclen = de->d_reclen; | |
992f48a0 | 6153 | treclen = reclen - (2 * (sizeof(long) - sizeof(abi_long))); |
4add45b4 FB |
6154 | tde->d_reclen = tswap16(treclen); |
6155 | tde->d_ino = tswapl(de->d_ino); | |
6156 | tde->d_off = tswapl(de->d_off); | |
992f48a0 | 6157 | tnamelen = treclen - (2 * sizeof(abi_long) + 2); |
4add45b4 FB |
6158 | if (tnamelen > 256) |
6159 | tnamelen = 256; | |
80a9d035 | 6160 | /* XXX: may not be correct */ |
be15b141 | 6161 | pstrcpy(tde->d_name, tnamelen, de->d_name); |
6556a833 | 6162 | de = (struct linux_dirent *)((char *)de + reclen); |
4add45b4 | 6163 | len -= reclen; |
1c5bf3bf | 6164 | tde = (struct target_dirent *)((char *)tde + treclen); |
4add45b4 FB |
6165 | count1 += treclen; |
6166 | } | |
6167 | ret = count1; | |
579a97f7 | 6168 | unlock_user(target_dirp, arg2, ret); |
4add45b4 FB |
6169 | } |
6170 | free(dirp); | |
6171 | } | |
6172 | #else | |
31e31b8a | 6173 | { |
6556a833 | 6174 | struct linux_dirent *dirp; |
992f48a0 | 6175 | abi_long count = arg3; |
dab2ed99 | 6176 | |
579a97f7 FB |
6177 | if (!(dirp = lock_user(VERIFY_WRITE, arg2, count, 0))) |
6178 | goto efault; | |
72f03900 | 6179 | ret = get_errno(sys_getdents(arg1, dirp, count)); |
31e31b8a | 6180 | if (!is_error(ret)) { |
6556a833 | 6181 | struct linux_dirent *de; |
31e31b8a FB |
6182 | int len = ret; |
6183 | int reclen; | |
6184 | de = dirp; | |
6185 | while (len > 0) { | |
8083a3e5 | 6186 | reclen = de->d_reclen; |
31e31b8a FB |
6187 | if (reclen > len) |
6188 | break; | |
8083a3e5 | 6189 | de->d_reclen = tswap16(reclen); |
31e31b8a FB |
6190 | tswapls(&de->d_ino); |
6191 | tswapls(&de->d_off); | |
6556a833 | 6192 | de = (struct linux_dirent *)((char *)de + reclen); |
31e31b8a FB |
6193 | len -= reclen; |
6194 | } | |
6195 | } | |
53a5960a | 6196 | unlock_user(dirp, arg2, ret); |
31e31b8a | 6197 | } |
4add45b4 | 6198 | #endif |
31e31b8a | 6199 | break; |
3ae43202 | 6200 | #if defined(TARGET_NR_getdents64) && defined(__NR_getdents64) |
dab2ed99 FB |
6201 | case TARGET_NR_getdents64: |
6202 | { | |
6556a833 | 6203 | struct linux_dirent64 *dirp; |
992f48a0 | 6204 | abi_long count = arg3; |
579a97f7 FB |
6205 | if (!(dirp = lock_user(VERIFY_WRITE, arg2, count, 0))) |
6206 | goto efault; | |
dab2ed99 FB |
6207 | ret = get_errno(sys_getdents64(arg1, dirp, count)); |
6208 | if (!is_error(ret)) { | |
6556a833 | 6209 | struct linux_dirent64 *de; |
dab2ed99 FB |
6210 | int len = ret; |
6211 | int reclen; | |
6212 | de = dirp; | |
6213 | while (len > 0) { | |
8083a3e5 | 6214 | reclen = de->d_reclen; |
dab2ed99 FB |
6215 | if (reclen > len) |
6216 | break; | |
8083a3e5 | 6217 | de->d_reclen = tswap16(reclen); |
8582a53a FB |
6218 | tswap64s((uint64_t *)&de->d_ino); |
6219 | tswap64s((uint64_t *)&de->d_off); | |
6556a833 | 6220 | de = (struct linux_dirent64 *)((char *)de + reclen); |
dab2ed99 FB |
6221 | len -= reclen; |
6222 | } | |
6223 | } | |
53a5960a | 6224 | unlock_user(dirp, arg2, ret); |
dab2ed99 FB |
6225 | } |
6226 | break; | |
a541f297 | 6227 | #endif /* TARGET_NR_getdents64 */ |
e5febef5 | 6228 | #ifdef TARGET_NR__newselect |
31e31b8a | 6229 | case TARGET_NR__newselect: |
53a5960a | 6230 | ret = do_select(arg1, arg2, arg3, arg4, arg5); |
31e31b8a | 6231 | break; |
e5febef5 TS |
6232 | #endif |
6233 | #ifdef TARGET_NR_poll | |
9de5e440 FB |
6234 | case TARGET_NR_poll: |
6235 | { | |
53a5960a | 6236 | struct target_pollfd *target_pfd; |
9de5e440 FB |
6237 | unsigned int nfds = arg2; |
6238 | int timeout = arg3; | |
6239 | struct pollfd *pfd; | |
7854b056 | 6240 | unsigned int i; |
9de5e440 | 6241 | |
579a97f7 FB |
6242 | target_pfd = lock_user(VERIFY_WRITE, arg1, sizeof(struct target_pollfd) * nfds, 1); |
6243 | if (!target_pfd) | |
6244 | goto efault; | |
9de5e440 FB |
6245 | pfd = alloca(sizeof(struct pollfd) * nfds); |
6246 | for(i = 0; i < nfds; i++) { | |
5cd4393b FB |
6247 | pfd[i].fd = tswap32(target_pfd[i].fd); |
6248 | pfd[i].events = tswap16(target_pfd[i].events); | |
9de5e440 FB |
6249 | } |
6250 | ret = get_errno(poll(pfd, nfds, timeout)); | |
6251 | if (!is_error(ret)) { | |
6252 | for(i = 0; i < nfds; i++) { | |
5cd4393b | 6253 | target_pfd[i].revents = tswap16(pfd[i].revents); |
9de5e440 | 6254 | } |
53a5960a PB |
6255 | ret += nfds * (sizeof(struct target_pollfd) |
6256 | - sizeof(struct pollfd)); | |
9de5e440 | 6257 | } |
53a5960a | 6258 | unlock_user(target_pfd, arg1, ret); |
9de5e440 FB |
6259 | } |
6260 | break; | |
e5febef5 | 6261 | #endif |
31e31b8a | 6262 | case TARGET_NR_flock: |
9de5e440 FB |
6263 | /* NOTE: the flock constant seems to be the same for every |
6264 | Linux platform */ | |
6265 | ret = get_errno(flock(arg1, arg2)); | |
31e31b8a FB |
6266 | break; |
6267 | case TARGET_NR_readv: | |
6268 | { | |
6269 | int count = arg3; | |
31e31b8a | 6270 | struct iovec *vec; |
31e31b8a FB |
6271 | |
6272 | vec = alloca(count * sizeof(struct iovec)); | |
41df8411 FB |
6273 | if (lock_iovec(VERIFY_WRITE, vec, arg2, count, 0) < 0) |
6274 | goto efault; | |
31e31b8a | 6275 | ret = get_errno(readv(arg1, vec, count)); |
53a5960a | 6276 | unlock_iovec(vec, arg2, count, 1); |
31e31b8a FB |
6277 | } |
6278 | break; | |
6279 | case TARGET_NR_writev: | |
6280 | { | |
6281 | int count = arg3; | |
31e31b8a | 6282 | struct iovec *vec; |
31e31b8a FB |
6283 | |
6284 | vec = alloca(count * sizeof(struct iovec)); | |
41df8411 FB |
6285 | if (lock_iovec(VERIFY_READ, vec, arg2, count, 1) < 0) |
6286 | goto efault; | |
31e31b8a | 6287 | ret = get_errno(writev(arg1, vec, count)); |
53a5960a | 6288 | unlock_iovec(vec, arg2, count, 0); |
31e31b8a FB |
6289 | } |
6290 | break; | |
6291 | case TARGET_NR_getsid: | |
6292 | ret = get_errno(getsid(arg1)); | |
6293 | break; | |
7a3148a9 | 6294 | #if defined(TARGET_NR_fdatasync) /* Not on alpha (osf_datasync ?) */ |
31e31b8a | 6295 | case TARGET_NR_fdatasync: |
5cd4393b FB |
6296 | ret = get_errno(fdatasync(arg1)); |
6297 | break; | |
7a3148a9 | 6298 | #endif |
31e31b8a | 6299 | case TARGET_NR__sysctl: |
0da46a6e | 6300 | /* We don't implement this, but ENOTDIR is always a safe |
29e619b1 | 6301 | return value. */ |
0da46a6e TS |
6302 | ret = -TARGET_ENOTDIR; |
6303 | break; | |
31e31b8a | 6304 | case TARGET_NR_sched_setparam: |
5cd4393b | 6305 | { |
53a5960a | 6306 | struct sched_param *target_schp; |
5cd4393b | 6307 | struct sched_param schp; |
53a5960a | 6308 | |
579a97f7 FB |
6309 | if (!lock_user_struct(VERIFY_READ, target_schp, arg2, 1)) |
6310 | goto efault; | |
5cd4393b | 6311 | schp.sched_priority = tswap32(target_schp->sched_priority); |
53a5960a | 6312 | unlock_user_struct(target_schp, arg2, 0); |
5cd4393b FB |
6313 | ret = get_errno(sched_setparam(arg1, &schp)); |
6314 | } | |
6315 | break; | |
31e31b8a | 6316 | case TARGET_NR_sched_getparam: |
5cd4393b | 6317 | { |
53a5960a | 6318 | struct sched_param *target_schp; |
5cd4393b FB |
6319 | struct sched_param schp; |
6320 | ret = get_errno(sched_getparam(arg1, &schp)); | |
6321 | if (!is_error(ret)) { | |
579a97f7 FB |
6322 | if (!lock_user_struct(VERIFY_WRITE, target_schp, arg2, 0)) |
6323 | goto efault; | |
5cd4393b | 6324 | target_schp->sched_priority = tswap32(schp.sched_priority); |
53a5960a | 6325 | unlock_user_struct(target_schp, arg2, 1); |
5cd4393b FB |
6326 | } |
6327 | } | |
6328 | break; | |
31e31b8a | 6329 | case TARGET_NR_sched_setscheduler: |
5cd4393b | 6330 | { |
53a5960a | 6331 | struct sched_param *target_schp; |
5cd4393b | 6332 | struct sched_param schp; |
579a97f7 FB |
6333 | if (!lock_user_struct(VERIFY_READ, target_schp, arg3, 1)) |
6334 | goto efault; | |
5cd4393b | 6335 | schp.sched_priority = tswap32(target_schp->sched_priority); |
53a5960a | 6336 | unlock_user_struct(target_schp, arg3, 0); |
5cd4393b FB |
6337 | ret = get_errno(sched_setscheduler(arg1, arg2, &schp)); |
6338 | } | |
6339 | break; | |
31e31b8a | 6340 | case TARGET_NR_sched_getscheduler: |
5cd4393b FB |
6341 | ret = get_errno(sched_getscheduler(arg1)); |
6342 | break; | |
31e31b8a FB |
6343 | case TARGET_NR_sched_yield: |
6344 | ret = get_errno(sched_yield()); | |
6345 | break; | |
6346 | case TARGET_NR_sched_get_priority_max: | |
5cd4393b FB |
6347 | ret = get_errno(sched_get_priority_max(arg1)); |
6348 | break; | |
31e31b8a | 6349 | case TARGET_NR_sched_get_priority_min: |
5cd4393b FB |
6350 | ret = get_errno(sched_get_priority_min(arg1)); |
6351 | break; | |
31e31b8a | 6352 | case TARGET_NR_sched_rr_get_interval: |
5cd4393b | 6353 | { |
5cd4393b FB |
6354 | struct timespec ts; |
6355 | ret = get_errno(sched_rr_get_interval(arg1, &ts)); | |
6356 | if (!is_error(ret)) { | |
53a5960a | 6357 | host_to_target_timespec(arg2, &ts); |
5cd4393b FB |
6358 | } |
6359 | } | |
6360 | break; | |
31e31b8a | 6361 | case TARGET_NR_nanosleep: |
1b6b029e | 6362 | { |
1b6b029e | 6363 | struct timespec req, rem; |
53a5960a | 6364 | target_to_host_timespec(&req, arg1); |
1b6b029e | 6365 | ret = get_errno(nanosleep(&req, &rem)); |
53a5960a PB |
6366 | if (is_error(ret) && arg2) { |
6367 | host_to_target_timespec(arg2, &rem); | |
1b6b029e FB |
6368 | } |
6369 | } | |
6370 | break; | |
e5febef5 | 6371 | #ifdef TARGET_NR_query_module |
31e31b8a | 6372 | case TARGET_NR_query_module: |
5cd4393b | 6373 | goto unimplemented; |
e5febef5 TS |
6374 | #endif |
6375 | #ifdef TARGET_NR_nfsservctl | |
31e31b8a | 6376 | case TARGET_NR_nfsservctl: |
5cd4393b | 6377 | goto unimplemented; |
e5febef5 | 6378 | #endif |
31e31b8a | 6379 | case TARGET_NR_prctl: |
e5574487 TS |
6380 | switch (arg1) |
6381 | { | |
6382 | case PR_GET_PDEATHSIG: | |
6383 | { | |
6384 | int deathsig; | |
6385 | ret = get_errno(prctl(arg1, &deathsig, arg3, arg4, arg5)); | |
2f619698 FB |
6386 | if (!is_error(ret) && arg2 |
6387 | && put_user_ual(deathsig, arg2)) | |
6388 | goto efault; | |
e5574487 TS |
6389 | } |
6390 | break; | |
6391 | default: | |
6392 | ret = get_errno(prctl(arg1, arg2, arg3, arg4, arg5)); | |
6393 | break; | |
6394 | } | |
39b9aae1 | 6395 | break; |
d2fd1af7 FB |
6396 | #ifdef TARGET_NR_arch_prctl |
6397 | case TARGET_NR_arch_prctl: | |
6398 | #if defined(TARGET_I386) && !defined(TARGET_ABI32) | |
6399 | ret = do_arch_prctl(cpu_env, arg1, arg2); | |
6400 | break; | |
6401 | #else | |
6402 | goto unimplemented; | |
6403 | #endif | |
6404 | #endif | |
67867308 | 6405 | #ifdef TARGET_NR_pread |
31e31b8a | 6406 | case TARGET_NR_pread: |
a4ae00bc AZ |
6407 | #ifdef TARGET_ARM |
6408 | if (((CPUARMState *)cpu_env)->eabi) | |
6409 | arg4 = arg5; | |
6410 | #endif | |
579a97f7 FB |
6411 | if (!(p = lock_user(VERIFY_WRITE, arg2, arg3, 0))) |
6412 | goto efault; | |
53a5960a PB |
6413 | ret = get_errno(pread(arg1, p, arg3, arg4)); |
6414 | unlock_user(p, arg2, ret); | |
206f0fa7 | 6415 | break; |
31e31b8a | 6416 | case TARGET_NR_pwrite: |
a4ae00bc AZ |
6417 | #ifdef TARGET_ARM |
6418 | if (((CPUARMState *)cpu_env)->eabi) | |
6419 | arg4 = arg5; | |
6420 | #endif | |
579a97f7 FB |
6421 | if (!(p = lock_user(VERIFY_READ, arg2, arg3, 1))) |
6422 | goto efault; | |
53a5960a PB |
6423 | ret = get_errno(pwrite(arg1, p, arg3, arg4)); |
6424 | unlock_user(p, arg2, 0); | |
206f0fa7 | 6425 | break; |
f2c7ba15 AJ |
6426 | #endif |
6427 | #ifdef TARGET_NR_pread64 | |
6428 | case TARGET_NR_pread64: | |
6429 | if (!(p = lock_user(VERIFY_WRITE, arg2, arg3, 0))) | |
6430 | goto efault; | |
6431 | ret = get_errno(pread64(arg1, p, arg3, target_offset64(arg4, arg5))); | |
6432 | unlock_user(p, arg2, ret); | |
6433 | break; | |
6434 | case TARGET_NR_pwrite64: | |
6435 | if (!(p = lock_user(VERIFY_READ, arg2, arg3, 1))) | |
6436 | goto efault; | |
6437 | ret = get_errno(pwrite64(arg1, p, arg3, target_offset64(arg4, arg5))); | |
6438 | unlock_user(p, arg2, 0); | |
6439 | break; | |
67867308 | 6440 | #endif |
31e31b8a | 6441 | case TARGET_NR_getcwd: |
579a97f7 FB |
6442 | if (!(p = lock_user(VERIFY_WRITE, arg1, arg2, 0))) |
6443 | goto efault; | |
53a5960a PB |
6444 | ret = get_errno(sys_getcwd1(p, arg2)); |
6445 | unlock_user(p, arg1, ret); | |
31e31b8a FB |
6446 | break; |
6447 | case TARGET_NR_capget: | |
5cd4393b | 6448 | goto unimplemented; |
31e31b8a | 6449 | case TARGET_NR_capset: |
5cd4393b | 6450 | goto unimplemented; |
31e31b8a | 6451 | case TARGET_NR_sigaltstack: |
198a74de | 6452 | #if defined(TARGET_I386) || defined(TARGET_ARM) || defined(TARGET_MIPS) || \ |
c761c154 LV |
6453 | defined(TARGET_SPARC) || defined(TARGET_PPC) || defined(TARGET_ALPHA) || \ |
6454 | defined(TARGET_M68K) | |
579a97f7 | 6455 | ret = do_sigaltstack(arg1, arg2, get_sp_from_cpustate((CPUState *)cpu_env)); |
a04e134a TS |
6456 | break; |
6457 | #else | |
5cd4393b | 6458 | goto unimplemented; |
a04e134a | 6459 | #endif |
31e31b8a | 6460 | case TARGET_NR_sendfile: |
5cd4393b | 6461 | goto unimplemented; |
ebc05488 | 6462 | #ifdef TARGET_NR_getpmsg |
31e31b8a | 6463 | case TARGET_NR_getpmsg: |
5cd4393b | 6464 | goto unimplemented; |
ebc05488 FB |
6465 | #endif |
6466 | #ifdef TARGET_NR_putpmsg | |
31e31b8a | 6467 | case TARGET_NR_putpmsg: |
5cd4393b | 6468 | goto unimplemented; |
ebc05488 | 6469 | #endif |
048f6b4d | 6470 | #ifdef TARGET_NR_vfork |
31e31b8a | 6471 | case TARGET_NR_vfork: |
d865bab5 PB |
6472 | ret = get_errno(do_fork(cpu_env, CLONE_VFORK | CLONE_VM | SIGCHLD, |
6473 | 0, 0, 0, 0)); | |
31e31b8a | 6474 | break; |
048f6b4d | 6475 | #endif |
ebc05488 | 6476 | #ifdef TARGET_NR_ugetrlimit |
31e31b8a | 6477 | case TARGET_NR_ugetrlimit: |
728584be FB |
6478 | { |
6479 | struct rlimit rlim; | |
6480 | ret = get_errno(getrlimit(arg1, &rlim)); | |
6481 | if (!is_error(ret)) { | |
53a5960a | 6482 | struct target_rlimit *target_rlim; |
579a97f7 FB |
6483 | if (!lock_user_struct(VERIFY_WRITE, target_rlim, arg2, 0)) |
6484 | goto efault; | |
81bbe906 TY |
6485 | target_rlim->rlim_cur = host_to_target_rlim(rlim.rlim_cur); |
6486 | target_rlim->rlim_max = host_to_target_rlim(rlim.rlim_max); | |
53a5960a | 6487 | unlock_user_struct(target_rlim, arg2, 1); |
728584be FB |
6488 | } |
6489 | break; | |
6490 | } | |
ebc05488 | 6491 | #endif |
a315a145 | 6492 | #ifdef TARGET_NR_truncate64 |
31e31b8a | 6493 | case TARGET_NR_truncate64: |
579a97f7 FB |
6494 | if (!(p = lock_user_string(arg1))) |
6495 | goto efault; | |
53a5960a PB |
6496 | ret = target_truncate64(cpu_env, p, arg2, arg3, arg4); |
6497 | unlock_user(p, arg1, 0); | |
667f38b1 | 6498 | break; |
a315a145 FB |
6499 | #endif |
6500 | #ifdef TARGET_NR_ftruncate64 | |
31e31b8a | 6501 | case TARGET_NR_ftruncate64: |
ce4defa0 | 6502 | ret = target_ftruncate64(cpu_env, arg1, arg2, arg3, arg4); |
667f38b1 | 6503 | break; |
a315a145 FB |
6504 | #endif |
6505 | #ifdef TARGET_NR_stat64 | |
31e31b8a | 6506 | case TARGET_NR_stat64: |
579a97f7 FB |
6507 | if (!(p = lock_user_string(arg1))) |
6508 | goto efault; | |
53a5960a PB |
6509 | ret = get_errno(stat(path(p), &st)); |
6510 | unlock_user(p, arg1, 0); | |
6a24a778 AZ |
6511 | if (!is_error(ret)) |
6512 | ret = host_to_target_stat64(cpu_env, arg2, &st); | |
6513 | break; | |
a315a145 FB |
6514 | #endif |
6515 | #ifdef TARGET_NR_lstat64 | |
31e31b8a | 6516 | case TARGET_NR_lstat64: |
579a97f7 FB |
6517 | if (!(p = lock_user_string(arg1))) |
6518 | goto efault; | |
53a5960a PB |
6519 | ret = get_errno(lstat(path(p), &st)); |
6520 | unlock_user(p, arg1, 0); | |
6a24a778 AZ |
6521 | if (!is_error(ret)) |
6522 | ret = host_to_target_stat64(cpu_env, arg2, &st); | |
6523 | break; | |
a315a145 FB |
6524 | #endif |
6525 | #ifdef TARGET_NR_fstat64 | |
31e31b8a | 6526 | case TARGET_NR_fstat64: |
6a24a778 AZ |
6527 | ret = get_errno(fstat(arg1, &st)); |
6528 | if (!is_error(ret)) | |
6529 | ret = host_to_target_stat64(cpu_env, arg2, &st); | |
6530 | break; | |
ce4defa0 | 6531 | #endif |
9d33b76b AJ |
6532 | #if (defined(TARGET_NR_fstatat64) || defined(TARGET_NR_newfstatat)) && \ |
6533 | (defined(__NR_fstatat64) || defined(__NR_newfstatat)) | |
6534 | #ifdef TARGET_NR_fstatat64 | |
6a24a778 | 6535 | case TARGET_NR_fstatat64: |
9d33b76b AJ |
6536 | #endif |
6537 | #ifdef TARGET_NR_newfstatat | |
6538 | case TARGET_NR_newfstatat: | |
6539 | #endif | |
6a24a778 AZ |
6540 | if (!(p = lock_user_string(arg2))) |
6541 | goto efault; | |
9d33b76b | 6542 | #ifdef __NR_fstatat64 |
6a24a778 | 6543 | ret = get_errno(sys_fstatat64(arg1, path(p), &st, arg4)); |
9d33b76b AJ |
6544 | #else |
6545 | ret = get_errno(sys_newfstatat(arg1, path(p), &st, arg4)); | |
6546 | #endif | |
6a24a778 AZ |
6547 | if (!is_error(ret)) |
6548 | ret = host_to_target_stat64(cpu_env, arg3, &st); | |
60cd49d5 | 6549 | break; |
a315a145 | 6550 | #endif |
67867308 FB |
6551 | #ifdef USE_UID16 |
6552 | case TARGET_NR_lchown: | |
579a97f7 FB |
6553 | if (!(p = lock_user_string(arg1))) |
6554 | goto efault; | |
53a5960a PB |
6555 | ret = get_errno(lchown(p, low2highuid(arg2), low2highgid(arg3))); |
6556 | unlock_user(p, arg1, 0); | |
67867308 FB |
6557 | break; |
6558 | case TARGET_NR_getuid: | |
6559 | ret = get_errno(high2lowuid(getuid())); | |
6560 | break; | |
6561 | case TARGET_NR_getgid: | |
6562 | ret = get_errno(high2lowgid(getgid())); | |
6563 | break; | |
6564 | case TARGET_NR_geteuid: | |
6565 | ret = get_errno(high2lowuid(geteuid())); | |
6566 | break; | |
6567 | case TARGET_NR_getegid: | |
6568 | ret = get_errno(high2lowgid(getegid())); | |
6569 | break; | |
6570 | case TARGET_NR_setreuid: | |
6571 | ret = get_errno(setreuid(low2highuid(arg1), low2highuid(arg2))); | |
6572 | break; | |
6573 | case TARGET_NR_setregid: | |
6574 | ret = get_errno(setregid(low2highgid(arg1), low2highgid(arg2))); | |
6575 | break; | |
6576 | case TARGET_NR_getgroups: | |
6577 | { | |
6578 | int gidsetsize = arg1; | |
53a5960a | 6579 | uint16_t *target_grouplist; |
67867308 FB |
6580 | gid_t *grouplist; |
6581 | int i; | |
6582 | ||
6583 | grouplist = alloca(gidsetsize * sizeof(gid_t)); | |
6584 | ret = get_errno(getgroups(gidsetsize, grouplist)); | |
cb3bc233 AZ |
6585 | if (gidsetsize == 0) |
6586 | break; | |
67867308 | 6587 | if (!is_error(ret)) { |
579a97f7 FB |
6588 | target_grouplist = lock_user(VERIFY_WRITE, arg2, gidsetsize * 2, 0); |
6589 | if (!target_grouplist) | |
6590 | goto efault; | |
a2155fcc | 6591 | for(i = 0;i < ret; i++) |
67867308 | 6592 | target_grouplist[i] = tswap16(grouplist[i]); |
53a5960a | 6593 | unlock_user(target_grouplist, arg2, gidsetsize * 2); |
67867308 FB |
6594 | } |
6595 | } | |
6596 | break; | |
6597 | case TARGET_NR_setgroups: | |
6598 | { | |
6599 | int gidsetsize = arg1; | |
53a5960a | 6600 | uint16_t *target_grouplist; |
67867308 FB |
6601 | gid_t *grouplist; |
6602 | int i; | |
6603 | ||
6604 | grouplist = alloca(gidsetsize * sizeof(gid_t)); | |
579a97f7 FB |
6605 | target_grouplist = lock_user(VERIFY_READ, arg2, gidsetsize * 2, 1); |
6606 | if (!target_grouplist) { | |
6607 | ret = -TARGET_EFAULT; | |
6608 | goto fail; | |
6609 | } | |
67867308 FB |
6610 | for(i = 0;i < gidsetsize; i++) |
6611 | grouplist[i] = tswap16(target_grouplist[i]); | |
53a5960a | 6612 | unlock_user(target_grouplist, arg2, 0); |
67867308 FB |
6613 | ret = get_errno(setgroups(gidsetsize, grouplist)); |
6614 | } | |
6615 | break; | |
6616 | case TARGET_NR_fchown: | |
6617 | ret = get_errno(fchown(arg1, low2highuid(arg2), low2highgid(arg3))); | |
6618 | break; | |
ccfa72b7 TS |
6619 | #if defined(TARGET_NR_fchownat) && defined(__NR_fchownat) |
6620 | case TARGET_NR_fchownat: | |
579a97f7 FB |
6621 | if (!(p = lock_user_string(arg2))) |
6622 | goto efault; | |
6623 | ret = get_errno(sys_fchownat(arg1, p, low2highuid(arg3), low2highgid(arg4), arg5)); | |
6624 | unlock_user(p, arg2, 0); | |
ccfa72b7 TS |
6625 | break; |
6626 | #endif | |
67867308 FB |
6627 | #ifdef TARGET_NR_setresuid |
6628 | case TARGET_NR_setresuid: | |
5fafdf24 TS |
6629 | ret = get_errno(setresuid(low2highuid(arg1), |
6630 | low2highuid(arg2), | |
67867308 FB |
6631 | low2highuid(arg3))); |
6632 | break; | |
6633 | #endif | |
6634 | #ifdef TARGET_NR_getresuid | |
6635 | case TARGET_NR_getresuid: | |
6636 | { | |
53a5960a | 6637 | uid_t ruid, euid, suid; |
67867308 FB |
6638 | ret = get_errno(getresuid(&ruid, &euid, &suid)); |
6639 | if (!is_error(ret)) { | |
2f619698 FB |
6640 | if (put_user_u16(high2lowuid(ruid), arg1) |
6641 | || put_user_u16(high2lowuid(euid), arg2) | |
6642 | || put_user_u16(high2lowuid(suid), arg3)) | |
6643 | goto efault; | |
67867308 FB |
6644 | } |
6645 | } | |
6646 | break; | |
6647 | #endif | |
6648 | #ifdef TARGET_NR_getresgid | |
6649 | case TARGET_NR_setresgid: | |
5fafdf24 TS |
6650 | ret = get_errno(setresgid(low2highgid(arg1), |
6651 | low2highgid(arg2), | |
67867308 FB |
6652 | low2highgid(arg3))); |
6653 | break; | |
6654 | #endif | |
6655 | #ifdef TARGET_NR_getresgid | |
6656 | case TARGET_NR_getresgid: | |
6657 | { | |
53a5960a | 6658 | gid_t rgid, egid, sgid; |
67867308 FB |
6659 | ret = get_errno(getresgid(&rgid, &egid, &sgid)); |
6660 | if (!is_error(ret)) { | |
2f619698 FB |
6661 | if (put_user_u16(high2lowgid(rgid), arg1) |
6662 | || put_user_u16(high2lowgid(egid), arg2) | |
6663 | || put_user_u16(high2lowgid(sgid), arg3)) | |
6664 | goto efault; | |
67867308 FB |
6665 | } |
6666 | } | |
6667 | break; | |
6668 | #endif | |
6669 | case TARGET_NR_chown: | |
579a97f7 FB |
6670 | if (!(p = lock_user_string(arg1))) |
6671 | goto efault; | |
53a5960a PB |
6672 | ret = get_errno(chown(p, low2highuid(arg2), low2highgid(arg3))); |
6673 | unlock_user(p, arg1, 0); | |
67867308 FB |
6674 | break; |
6675 | case TARGET_NR_setuid: | |
6676 | ret = get_errno(setuid(low2highuid(arg1))); | |
6677 | break; | |
6678 | case TARGET_NR_setgid: | |
6679 | ret = get_errno(setgid(low2highgid(arg1))); | |
6680 | break; | |
6681 | case TARGET_NR_setfsuid: | |
6682 | ret = get_errno(setfsuid(arg1)); | |
6683 | break; | |
6684 | case TARGET_NR_setfsgid: | |
6685 | ret = get_errno(setfsgid(arg1)); | |
6686 | break; | |
6687 | #endif /* USE_UID16 */ | |
6688 | ||
a315a145 | 6689 | #ifdef TARGET_NR_lchown32 |
31e31b8a | 6690 | case TARGET_NR_lchown32: |
579a97f7 FB |
6691 | if (!(p = lock_user_string(arg1))) |
6692 | goto efault; | |
53a5960a PB |
6693 | ret = get_errno(lchown(p, arg2, arg3)); |
6694 | unlock_user(p, arg1, 0); | |
b03c60f3 | 6695 | break; |
a315a145 FB |
6696 | #endif |
6697 | #ifdef TARGET_NR_getuid32 | |
31e31b8a | 6698 | case TARGET_NR_getuid32: |
b03c60f3 FB |
6699 | ret = get_errno(getuid()); |
6700 | break; | |
a315a145 | 6701 | #endif |
64b4d28c AJ |
6702 | |
6703 | #if defined(TARGET_NR_getxuid) && defined(TARGET_ALPHA) | |
6704 | /* Alpha specific */ | |
6705 | case TARGET_NR_getxuid: | |
ba0e276d RH |
6706 | { |
6707 | uid_t euid; | |
6708 | euid=geteuid(); | |
6709 | ((CPUAlphaState *)cpu_env)->ir[IR_A4]=euid; | |
6710 | } | |
64b4d28c AJ |
6711 | ret = get_errno(getuid()); |
6712 | break; | |
6713 | #endif | |
6714 | #if defined(TARGET_NR_getxgid) && defined(TARGET_ALPHA) | |
6715 | /* Alpha specific */ | |
6716 | case TARGET_NR_getxgid: | |
ba0e276d RH |
6717 | { |
6718 | uid_t egid; | |
6719 | egid=getegid(); | |
6720 | ((CPUAlphaState *)cpu_env)->ir[IR_A4]=egid; | |
6721 | } | |
64b4d28c AJ |
6722 | ret = get_errno(getgid()); |
6723 | break; | |
6724 | #endif | |
ba0e276d RH |
6725 | #if defined(TARGET_NR_osf_getsysinfo) && defined(TARGET_ALPHA) |
6726 | /* Alpha specific */ | |
6727 | case TARGET_NR_osf_getsysinfo: | |
6728 | ret = -TARGET_EOPNOTSUPP; | |
6729 | switch (arg1) { | |
6730 | case TARGET_GSI_IEEE_FP_CONTROL: | |
6731 | { | |
6732 | uint64_t swcr, fpcr = cpu_alpha_load_fpcr (cpu_env); | |
6733 | ||
6734 | /* Copied from linux ieee_fpcr_to_swcr. */ | |
6735 | swcr = (fpcr >> 35) & SWCR_STATUS_MASK; | |
6736 | swcr |= (fpcr >> 36) & SWCR_MAP_DMZ; | |
6737 | swcr |= (~fpcr >> 48) & (SWCR_TRAP_ENABLE_INV | |
6738 | | SWCR_TRAP_ENABLE_DZE | |
6739 | | SWCR_TRAP_ENABLE_OVF); | |
6740 | swcr |= (~fpcr >> 57) & (SWCR_TRAP_ENABLE_UNF | |
6741 | | SWCR_TRAP_ENABLE_INE); | |
6742 | swcr |= (fpcr >> 47) & SWCR_MAP_UMZ; | |
6743 | swcr |= (~fpcr >> 41) & SWCR_TRAP_ENABLE_DNO; | |
6744 | ||
6745 | if (put_user_u64 (swcr, arg2)) | |
6746 | goto efault; | |
6747 | ret = 0; | |
6748 | } | |
6749 | break; | |
6750 | ||
6751 | /* case GSI_IEEE_STATE_AT_SIGNAL: | |
6752 | -- Not implemented in linux kernel. | |
6753 | case GSI_UACPROC: | |
6754 | -- Retrieves current unaligned access state; not much used. | |
6755 | case GSI_PROC_TYPE: | |
6756 | -- Retrieves implver information; surely not used. | |
6757 | case GSI_GET_HWRPB: | |
6758 | -- Grabs a copy of the HWRPB; surely not used. | |
6759 | */ | |
6760 | } | |
6761 | break; | |
6762 | #endif | |
6763 | #if defined(TARGET_NR_osf_setsysinfo) && defined(TARGET_ALPHA) | |
6764 | /* Alpha specific */ | |
6765 | case TARGET_NR_osf_setsysinfo: | |
6766 | ret = -TARGET_EOPNOTSUPP; | |
6767 | switch (arg1) { | |
6768 | case TARGET_SSI_IEEE_FP_CONTROL: | |
6769 | case TARGET_SSI_IEEE_RAISE_EXCEPTION: | |
6770 | { | |
6771 | uint64_t swcr, fpcr, orig_fpcr; | |
6772 | ||
6773 | if (get_user_u64 (swcr, arg2)) | |
6774 | goto efault; | |
6775 | orig_fpcr = cpu_alpha_load_fpcr (cpu_env); | |
6776 | fpcr = orig_fpcr & FPCR_DYN_MASK; | |
6777 | ||
6778 | /* Copied from linux ieee_swcr_to_fpcr. */ | |
6779 | fpcr |= (swcr & SWCR_STATUS_MASK) << 35; | |
6780 | fpcr |= (swcr & SWCR_MAP_DMZ) << 36; | |
6781 | fpcr |= (~swcr & (SWCR_TRAP_ENABLE_INV | |
6782 | | SWCR_TRAP_ENABLE_DZE | |
6783 | | SWCR_TRAP_ENABLE_OVF)) << 48; | |
6784 | fpcr |= (~swcr & (SWCR_TRAP_ENABLE_UNF | |
6785 | | SWCR_TRAP_ENABLE_INE)) << 57; | |
6786 | fpcr |= (swcr & SWCR_MAP_UMZ ? FPCR_UNDZ | FPCR_UNFD : 0); | |
6787 | fpcr |= (~swcr & SWCR_TRAP_ENABLE_DNO) << 41; | |
6788 | ||
6789 | cpu_alpha_store_fpcr (cpu_env, fpcr); | |
6790 | ret = 0; | |
6791 | ||
6792 | if (arg1 == TARGET_SSI_IEEE_RAISE_EXCEPTION) { | |
6793 | /* Old exceptions are not signaled. */ | |
6794 | fpcr &= ~(orig_fpcr & FPCR_STATUS_MASK); | |
6795 | ||
6796 | /* If any exceptions set by this call, and are unmasked, | |
6797 | send a signal. */ | |
6798 | /* ??? FIXME */ | |
6799 | } | |
6800 | } | |
6801 | break; | |
6802 | ||
6803 | /* case SSI_NVPAIRS: | |
6804 | -- Used with SSIN_UACPROC to enable unaligned accesses. | |
6805 | case SSI_IEEE_STATE_AT_SIGNAL: | |
6806 | case SSI_IEEE_IGNORE_STATE_AT_SIGNAL: | |
6807 | -- Not implemented in linux kernel | |
6808 | */ | |
6809 | } | |
6810 | break; | |
6811 | #endif | |
6812 | #ifdef TARGET_NR_osf_sigprocmask | |
6813 | /* Alpha specific. */ | |
6814 | case TARGET_NR_osf_sigprocmask: | |
6815 | { | |
6816 | abi_ulong mask; | |
6817 | int how = arg1; | |
6818 | sigset_t set, oldset; | |
6819 | ||
6820 | switch(arg1) { | |
6821 | case TARGET_SIG_BLOCK: | |
6822 | how = SIG_BLOCK; | |
6823 | break; | |
6824 | case TARGET_SIG_UNBLOCK: | |
6825 | how = SIG_UNBLOCK; | |
6826 | break; | |
6827 | case TARGET_SIG_SETMASK: | |
6828 | how = SIG_SETMASK; | |
6829 | break; | |
6830 | default: | |
6831 | ret = -TARGET_EINVAL; | |
6832 | goto fail; | |
6833 | } | |
6834 | mask = arg2; | |
6835 | target_to_host_old_sigset(&set, &mask); | |
6836 | sigprocmask(arg1, &set, &oldset); | |
6837 | host_to_target_old_sigset(&mask, &oldset); | |
6838 | ret = mask; | |
6839 | } | |
6840 | break; | |
6841 | #endif | |
64b4d28c | 6842 | |
a315a145 | 6843 | #ifdef TARGET_NR_getgid32 |
31e31b8a | 6844 | case TARGET_NR_getgid32: |
b03c60f3 FB |
6845 | ret = get_errno(getgid()); |
6846 | break; | |
a315a145 FB |
6847 | #endif |
6848 | #ifdef TARGET_NR_geteuid32 | |
31e31b8a | 6849 | case TARGET_NR_geteuid32: |
b03c60f3 FB |
6850 | ret = get_errno(geteuid()); |
6851 | break; | |
a315a145 FB |
6852 | #endif |
6853 | #ifdef TARGET_NR_getegid32 | |
31e31b8a | 6854 | case TARGET_NR_getegid32: |
b03c60f3 FB |
6855 | ret = get_errno(getegid()); |
6856 | break; | |
a315a145 FB |
6857 | #endif |
6858 | #ifdef TARGET_NR_setreuid32 | |
31e31b8a | 6859 | case TARGET_NR_setreuid32: |
b03c60f3 FB |
6860 | ret = get_errno(setreuid(arg1, arg2)); |
6861 | break; | |
a315a145 FB |
6862 | #endif |
6863 | #ifdef TARGET_NR_setregid32 | |
31e31b8a | 6864 | case TARGET_NR_setregid32: |
b03c60f3 FB |
6865 | ret = get_errno(setregid(arg1, arg2)); |
6866 | break; | |
a315a145 FB |
6867 | #endif |
6868 | #ifdef TARGET_NR_getgroups32 | |
31e31b8a | 6869 | case TARGET_NR_getgroups32: |
99c475ab FB |
6870 | { |
6871 | int gidsetsize = arg1; | |
53a5960a | 6872 | uint32_t *target_grouplist; |
99c475ab FB |
6873 | gid_t *grouplist; |
6874 | int i; | |
6875 | ||
6876 | grouplist = alloca(gidsetsize * sizeof(gid_t)); | |
6877 | ret = get_errno(getgroups(gidsetsize, grouplist)); | |
cb3bc233 AZ |
6878 | if (gidsetsize == 0) |
6879 | break; | |
99c475ab | 6880 | if (!is_error(ret)) { |
579a97f7 FB |
6881 | target_grouplist = lock_user(VERIFY_WRITE, arg2, gidsetsize * 4, 0); |
6882 | if (!target_grouplist) { | |
6883 | ret = -TARGET_EFAULT; | |
6884 | goto fail; | |
6885 | } | |
a2155fcc | 6886 | for(i = 0;i < ret; i++) |
53a5960a PB |
6887 | target_grouplist[i] = tswap32(grouplist[i]); |
6888 | unlock_user(target_grouplist, arg2, gidsetsize * 4); | |
99c475ab FB |
6889 | } |
6890 | } | |
6891 | break; | |
a315a145 FB |
6892 | #endif |
6893 | #ifdef TARGET_NR_setgroups32 | |
31e31b8a | 6894 | case TARGET_NR_setgroups32: |
99c475ab FB |
6895 | { |
6896 | int gidsetsize = arg1; | |
53a5960a | 6897 | uint32_t *target_grouplist; |
99c475ab FB |
6898 | gid_t *grouplist; |
6899 | int i; | |
3b46e624 | 6900 | |
99c475ab | 6901 | grouplist = alloca(gidsetsize * sizeof(gid_t)); |
579a97f7 FB |
6902 | target_grouplist = lock_user(VERIFY_READ, arg2, gidsetsize * 4, 1); |
6903 | if (!target_grouplist) { | |
6904 | ret = -TARGET_EFAULT; | |
6905 | goto fail; | |
6906 | } | |
99c475ab | 6907 | for(i = 0;i < gidsetsize; i++) |
53a5960a PB |
6908 | grouplist[i] = tswap32(target_grouplist[i]); |
6909 | unlock_user(target_grouplist, arg2, 0); | |
99c475ab FB |
6910 | ret = get_errno(setgroups(gidsetsize, grouplist)); |
6911 | } | |
6912 | break; | |
a315a145 FB |
6913 | #endif |
6914 | #ifdef TARGET_NR_fchown32 | |
31e31b8a | 6915 | case TARGET_NR_fchown32: |
b03c60f3 FB |
6916 | ret = get_errno(fchown(arg1, arg2, arg3)); |
6917 | break; | |
a315a145 FB |
6918 | #endif |
6919 | #ifdef TARGET_NR_setresuid32 | |
31e31b8a | 6920 | case TARGET_NR_setresuid32: |
b03c60f3 FB |
6921 | ret = get_errno(setresuid(arg1, arg2, arg3)); |
6922 | break; | |
a315a145 FB |
6923 | #endif |
6924 | #ifdef TARGET_NR_getresuid32 | |
31e31b8a | 6925 | case TARGET_NR_getresuid32: |
b03c60f3 | 6926 | { |
53a5960a | 6927 | uid_t ruid, euid, suid; |
b03c60f3 FB |
6928 | ret = get_errno(getresuid(&ruid, &euid, &suid)); |
6929 | if (!is_error(ret)) { | |
2f619698 FB |
6930 | if (put_user_u32(ruid, arg1) |
6931 | || put_user_u32(euid, arg2) | |
6932 | || put_user_u32(suid, arg3)) | |
6933 | goto efault; | |
b03c60f3 FB |
6934 | } |
6935 | } | |
6936 | break; | |
a315a145 FB |
6937 | #endif |
6938 | #ifdef TARGET_NR_setresgid32 | |
31e31b8a | 6939 | case TARGET_NR_setresgid32: |
b03c60f3 FB |
6940 | ret = get_errno(setresgid(arg1, arg2, arg3)); |
6941 | break; | |
a315a145 FB |
6942 | #endif |
6943 | #ifdef TARGET_NR_getresgid32 | |
31e31b8a | 6944 | case TARGET_NR_getresgid32: |
b03c60f3 | 6945 | { |
53a5960a | 6946 | gid_t rgid, egid, sgid; |
b03c60f3 FB |
6947 | ret = get_errno(getresgid(&rgid, &egid, &sgid)); |
6948 | if (!is_error(ret)) { | |
2f619698 FB |
6949 | if (put_user_u32(rgid, arg1) |
6950 | || put_user_u32(egid, arg2) | |
6951 | || put_user_u32(sgid, arg3)) | |
6952 | goto efault; | |
b03c60f3 FB |
6953 | } |
6954 | } | |
6955 | break; | |
a315a145 FB |
6956 | #endif |
6957 | #ifdef TARGET_NR_chown32 | |
31e31b8a | 6958 | case TARGET_NR_chown32: |
579a97f7 FB |
6959 | if (!(p = lock_user_string(arg1))) |
6960 | goto efault; | |
53a5960a PB |
6961 | ret = get_errno(chown(p, arg2, arg3)); |
6962 | unlock_user(p, arg1, 0); | |
b03c60f3 | 6963 | break; |
a315a145 FB |
6964 | #endif |
6965 | #ifdef TARGET_NR_setuid32 | |
31e31b8a | 6966 | case TARGET_NR_setuid32: |
b03c60f3 FB |
6967 | ret = get_errno(setuid(arg1)); |
6968 | break; | |
a315a145 FB |
6969 | #endif |
6970 | #ifdef TARGET_NR_setgid32 | |
31e31b8a | 6971 | case TARGET_NR_setgid32: |
b03c60f3 FB |
6972 | ret = get_errno(setgid(arg1)); |
6973 | break; | |
a315a145 FB |
6974 | #endif |
6975 | #ifdef TARGET_NR_setfsuid32 | |
31e31b8a | 6976 | case TARGET_NR_setfsuid32: |
b03c60f3 FB |
6977 | ret = get_errno(setfsuid(arg1)); |
6978 | break; | |
a315a145 FB |
6979 | #endif |
6980 | #ifdef TARGET_NR_setfsgid32 | |
31e31b8a | 6981 | case TARGET_NR_setfsgid32: |
b03c60f3 FB |
6982 | ret = get_errno(setfsgid(arg1)); |
6983 | break; | |
a315a145 | 6984 | #endif |
67867308 | 6985 | |
31e31b8a | 6986 | case TARGET_NR_pivot_root: |
b03c60f3 | 6987 | goto unimplemented; |
ffa65c3b | 6988 | #ifdef TARGET_NR_mincore |
31e31b8a | 6989 | case TARGET_NR_mincore: |
04bb9ace AJ |
6990 | { |
6991 | void *a; | |
6992 | ret = -TARGET_EFAULT; | |
6993 | if (!(a = lock_user(VERIFY_READ, arg1,arg2, 0))) | |
6994 | goto efault; | |
6995 | if (!(p = lock_user_string(arg3))) | |
6996 | goto mincore_fail; | |
6997 | ret = get_errno(mincore(a, arg2, p)); | |
6998 | unlock_user(p, arg3, ret); | |
6999 | mincore_fail: | |
7000 | unlock_user(a, arg1, 0); | |
7001 | } | |
7002 | break; | |
ffa65c3b | 7003 | #endif |
408321b6 AJ |
7004 | #ifdef TARGET_NR_arm_fadvise64_64 |
7005 | case TARGET_NR_arm_fadvise64_64: | |
7006 | { | |
7007 | /* | |
7008 | * arm_fadvise64_64 looks like fadvise64_64 but | |
7009 | * with different argument order | |
7010 | */ | |
7011 | abi_long temp; | |
7012 | temp = arg3; | |
7013 | arg3 = arg4; | |
7014 | arg4 = temp; | |
7015 | } | |
7016 | #endif | |
e72d2cc7 | 7017 | #if defined(TARGET_NR_fadvise64_64) || defined(TARGET_NR_arm_fadvise64_64) || defined(TARGET_NR_fadvise64) |
408321b6 AJ |
7018 | #ifdef TARGET_NR_fadvise64_64 |
7019 | case TARGET_NR_fadvise64_64: | |
7020 | #endif | |
e72d2cc7 UH |
7021 | #ifdef TARGET_NR_fadvise64 |
7022 | case TARGET_NR_fadvise64: | |
7023 | #endif | |
7024 | #ifdef TARGET_S390X | |
7025 | switch (arg4) { | |
7026 | case 4: arg4 = POSIX_FADV_NOREUSE + 1; break; /* make sure it's an invalid value */ | |
7027 | case 5: arg4 = POSIX_FADV_NOREUSE + 2; break; /* ditto */ | |
7028 | case 6: arg4 = POSIX_FADV_DONTNEED; break; | |
7029 | case 7: arg4 = POSIX_FADV_NOREUSE; break; | |
7030 | default: break; | |
7031 | } | |
7032 | #endif | |
7033 | ret = -posix_fadvise(arg1, arg2, arg3, arg4); | |
408321b6 AJ |
7034 | break; |
7035 | #endif | |
ffa65c3b | 7036 | #ifdef TARGET_NR_madvise |
31e31b8a | 7037 | case TARGET_NR_madvise: |
24836689 PB |
7038 | /* A straight passthrough may not be safe because qemu sometimes |
7039 | turns private flie-backed mappings into anonymous mappings. | |
7040 | This will break MADV_DONTNEED. | |
7041 | This is a hint, so ignoring and returning success is ok. */ | |
7042 | ret = get_errno(0); | |
7043 | break; | |
ffa65c3b | 7044 | #endif |
992f48a0 | 7045 | #if TARGET_ABI_BITS == 32 |
31e31b8a | 7046 | case TARGET_NR_fcntl64: |
77e4672d | 7047 | { |
b1e341eb | 7048 | int cmd; |
77e4672d | 7049 | struct flock64 fl; |
53a5960a | 7050 | struct target_flock64 *target_fl; |
ce4defa0 | 7051 | #ifdef TARGET_ARM |
53a5960a | 7052 | struct target_eabi_flock64 *target_efl; |
ce4defa0 | 7053 | #endif |
77e4672d | 7054 | |
5f106811 APR |
7055 | cmd = target_to_host_fcntl_cmd(arg2); |
7056 | if (cmd == -TARGET_EINVAL) | |
7057 | return cmd; | |
b1e341eb | 7058 | |
60cd49d5 | 7059 | switch(arg2) { |
b1e341eb | 7060 | case TARGET_F_GETLK64: |
5813427b TS |
7061 | #ifdef TARGET_ARM |
7062 | if (((CPUARMState *)cpu_env)->eabi) { | |
9ee1fa2c FB |
7063 | if (!lock_user_struct(VERIFY_READ, target_efl, arg3, 1)) |
7064 | goto efault; | |
5813427b TS |
7065 | fl.l_type = tswap16(target_efl->l_type); |
7066 | fl.l_whence = tswap16(target_efl->l_whence); | |
7067 | fl.l_start = tswap64(target_efl->l_start); | |
7068 | fl.l_len = tswap64(target_efl->l_len); | |
7e22e546 | 7069 | fl.l_pid = tswap32(target_efl->l_pid); |
5813427b TS |
7070 | unlock_user_struct(target_efl, arg3, 0); |
7071 | } else | |
7072 | #endif | |
7073 | { | |
9ee1fa2c FB |
7074 | if (!lock_user_struct(VERIFY_READ, target_fl, arg3, 1)) |
7075 | goto efault; | |
5813427b TS |
7076 | fl.l_type = tswap16(target_fl->l_type); |
7077 | fl.l_whence = tswap16(target_fl->l_whence); | |
7078 | fl.l_start = tswap64(target_fl->l_start); | |
7079 | fl.l_len = tswap64(target_fl->l_len); | |
7e22e546 | 7080 | fl.l_pid = tswap32(target_fl->l_pid); |
5813427b TS |
7081 | unlock_user_struct(target_fl, arg3, 0); |
7082 | } | |
b1e341eb | 7083 | ret = get_errno(fcntl(arg1, cmd, &fl)); |
77e4672d | 7084 | if (ret == 0) { |
ce4defa0 PB |
7085 | #ifdef TARGET_ARM |
7086 | if (((CPUARMState *)cpu_env)->eabi) { | |
9ee1fa2c FB |
7087 | if (!lock_user_struct(VERIFY_WRITE, target_efl, arg3, 0)) |
7088 | goto efault; | |
ce4defa0 PB |
7089 | target_efl->l_type = tswap16(fl.l_type); |
7090 | target_efl->l_whence = tswap16(fl.l_whence); | |
7091 | target_efl->l_start = tswap64(fl.l_start); | |
7092 | target_efl->l_len = tswap64(fl.l_len); | |
7e22e546 | 7093 | target_efl->l_pid = tswap32(fl.l_pid); |
53a5960a | 7094 | unlock_user_struct(target_efl, arg3, 1); |
ce4defa0 PB |
7095 | } else |
7096 | #endif | |
7097 | { | |
9ee1fa2c FB |
7098 | if (!lock_user_struct(VERIFY_WRITE, target_fl, arg3, 0)) |
7099 | goto efault; | |
ce4defa0 PB |
7100 | target_fl->l_type = tswap16(fl.l_type); |
7101 | target_fl->l_whence = tswap16(fl.l_whence); | |
7102 | target_fl->l_start = tswap64(fl.l_start); | |
7103 | target_fl->l_len = tswap64(fl.l_len); | |
7e22e546 | 7104 | target_fl->l_pid = tswap32(fl.l_pid); |
53a5960a | 7105 | unlock_user_struct(target_fl, arg3, 1); |
ce4defa0 | 7106 | } |
77e4672d FB |
7107 | } |
7108 | break; | |
7109 | ||
b1e341eb TS |
7110 | case TARGET_F_SETLK64: |
7111 | case TARGET_F_SETLKW64: | |
ce4defa0 PB |
7112 | #ifdef TARGET_ARM |
7113 | if (((CPUARMState *)cpu_env)->eabi) { | |
9ee1fa2c FB |
7114 | if (!lock_user_struct(VERIFY_READ, target_efl, arg3, 1)) |
7115 | goto efault; | |
ce4defa0 PB |
7116 | fl.l_type = tswap16(target_efl->l_type); |
7117 | fl.l_whence = tswap16(target_efl->l_whence); | |
7118 | fl.l_start = tswap64(target_efl->l_start); | |
7119 | fl.l_len = tswap64(target_efl->l_len); | |
7e22e546 | 7120 | fl.l_pid = tswap32(target_efl->l_pid); |
53a5960a | 7121 | unlock_user_struct(target_efl, arg3, 0); |
ce4defa0 PB |
7122 | } else |
7123 | #endif | |
7124 | { | |
9ee1fa2c FB |
7125 | if (!lock_user_struct(VERIFY_READ, target_fl, arg3, 1)) |
7126 | goto efault; | |
ce4defa0 PB |
7127 | fl.l_type = tswap16(target_fl->l_type); |
7128 | fl.l_whence = tswap16(target_fl->l_whence); | |
7129 | fl.l_start = tswap64(target_fl->l_start); | |
7130 | fl.l_len = tswap64(target_fl->l_len); | |
7e22e546 | 7131 | fl.l_pid = tswap32(target_fl->l_pid); |
53a5960a | 7132 | unlock_user_struct(target_fl, arg3, 0); |
ce4defa0 | 7133 | } |
b1e341eb | 7134 | ret = get_errno(fcntl(arg1, cmd, &fl)); |
77e4672d | 7135 | break; |
60cd49d5 | 7136 | default: |
5f106811 | 7137 | ret = do_fcntl(arg1, arg2, arg3); |
60cd49d5 FB |
7138 | break; |
7139 | } | |
77e4672d FB |
7140 | break; |
7141 | } | |
60cd49d5 | 7142 | #endif |
7d600c80 TS |
7143 | #ifdef TARGET_NR_cacheflush |
7144 | case TARGET_NR_cacheflush: | |
7145 | /* self-modifying code is handled automatically, so nothing needed */ | |
7146 | ret = 0; | |
7147 | break; | |
7148 | #endif | |
ebc05488 | 7149 | #ifdef TARGET_NR_security |
31e31b8a FB |
7150 | case TARGET_NR_security: |
7151 | goto unimplemented; | |
c573ff67 FB |
7152 | #endif |
7153 | #ifdef TARGET_NR_getpagesize | |
7154 | case TARGET_NR_getpagesize: | |
7155 | ret = TARGET_PAGE_SIZE; | |
7156 | break; | |
ebc05488 | 7157 | #endif |
31e31b8a FB |
7158 | case TARGET_NR_gettid: |
7159 | ret = get_errno(gettid()); | |
7160 | break; | |
e5febef5 | 7161 | #ifdef TARGET_NR_readahead |
31e31b8a | 7162 | case TARGET_NR_readahead: |
2054ac9b AJ |
7163 | #if TARGET_ABI_BITS == 32 |
7164 | #ifdef TARGET_ARM | |
7165 | if (((CPUARMState *)cpu_env)->eabi) | |
7166 | { | |
7167 | arg2 = arg3; | |
7168 | arg3 = arg4; | |
7169 | arg4 = arg5; | |
7170 | } | |
7171 | #endif | |
7172 | ret = get_errno(readahead(arg1, ((off64_t)arg3 << 32) | arg2, arg4)); | |
7173 | #else | |
7174 | ret = get_errno(readahead(arg1, arg2, arg3)); | |
7175 | #endif | |
7176 | break; | |
e5febef5 | 7177 | #endif |
ebc05488 | 7178 | #ifdef TARGET_NR_setxattr |
31e31b8a FB |
7179 | case TARGET_NR_setxattr: |
7180 | case TARGET_NR_lsetxattr: | |
7181 | case TARGET_NR_fsetxattr: | |
7182 | case TARGET_NR_getxattr: | |
7183 | case TARGET_NR_lgetxattr: | |
7184 | case TARGET_NR_fgetxattr: | |
7185 | case TARGET_NR_listxattr: | |
7186 | case TARGET_NR_llistxattr: | |
7187 | case TARGET_NR_flistxattr: | |
7188 | case TARGET_NR_removexattr: | |
7189 | case TARGET_NR_lremovexattr: | |
7190 | case TARGET_NR_fremovexattr: | |
6f932f91 AP |
7191 | ret = -TARGET_EOPNOTSUPP; |
7192 | break; | |
ebc05488 FB |
7193 | #endif |
7194 | #ifdef TARGET_NR_set_thread_area | |
5cd4393b | 7195 | case TARGET_NR_set_thread_area: |
8d18e893 | 7196 | #if defined(TARGET_MIPS) |
6f5b89a0 TS |
7197 | ((CPUMIPSState *) cpu_env)->tls_value = arg1; |
7198 | ret = 0; | |
7199 | break; | |
ef96779b EI |
7200 | #elif defined(TARGET_CRIS) |
7201 | if (arg1 & 0xff) | |
7202 | ret = -TARGET_EINVAL; | |
7203 | else { | |
7204 | ((CPUCRISState *) cpu_env)->pregs[PR_PID] = arg1; | |
7205 | ret = 0; | |
7206 | } | |
7207 | break; | |
8d18e893 FB |
7208 | #elif defined(TARGET_I386) && defined(TARGET_ABI32) |
7209 | ret = do_set_thread_area(cpu_env, arg1); | |
7210 | break; | |
6f5b89a0 TS |
7211 | #else |
7212 | goto unimplemented_nowarn; | |
7213 | #endif | |
7214 | #endif | |
7215 | #ifdef TARGET_NR_get_thread_area | |
5cd4393b | 7216 | case TARGET_NR_get_thread_area: |
8d18e893 FB |
7217 | #if defined(TARGET_I386) && defined(TARGET_ABI32) |
7218 | ret = do_get_thread_area(cpu_env, arg1); | |
7219 | #else | |
5cd4393b | 7220 | goto unimplemented_nowarn; |
48dc41eb | 7221 | #endif |
8d18e893 | 7222 | #endif |
48dc41eb FB |
7223 | #ifdef TARGET_NR_getdomainname |
7224 | case TARGET_NR_getdomainname: | |
7225 | goto unimplemented_nowarn; | |
ebc05488 | 7226 | #endif |
6f5b89a0 | 7227 | |
b5906f95 TS |
7228 | #ifdef TARGET_NR_clock_gettime |
7229 | case TARGET_NR_clock_gettime: | |
7230 | { | |
7231 | struct timespec ts; | |
7232 | ret = get_errno(clock_gettime(arg1, &ts)); | |
7233 | if (!is_error(ret)) { | |
7234 | host_to_target_timespec(arg2, &ts); | |
7235 | } | |
7236 | break; | |
7237 | } | |
7238 | #endif | |
7239 | #ifdef TARGET_NR_clock_getres | |
7240 | case TARGET_NR_clock_getres: | |
7241 | { | |
7242 | struct timespec ts; | |
7243 | ret = get_errno(clock_getres(arg1, &ts)); | |
7244 | if (!is_error(ret)) { | |
7245 | host_to_target_timespec(arg2, &ts); | |
7246 | } | |
7247 | break; | |
7248 | } | |
7249 | #endif | |
63d7651b PB |
7250 | #ifdef TARGET_NR_clock_nanosleep |
7251 | case TARGET_NR_clock_nanosleep: | |
7252 | { | |
7253 | struct timespec ts; | |
7254 | target_to_host_timespec(&ts, arg3); | |
7255 | ret = get_errno(clock_nanosleep(arg1, arg2, &ts, arg4 ? &ts : NULL)); | |
7256 | if (arg4) | |
7257 | host_to_target_timespec(arg4, &ts); | |
7258 | break; | |
7259 | } | |
7260 | #endif | |
b5906f95 | 7261 | |
6f5b89a0 TS |
7262 | #if defined(TARGET_NR_set_tid_address) && defined(__NR_set_tid_address) |
7263 | case TARGET_NR_set_tid_address: | |
579a97f7 FB |
7264 | ret = get_errno(set_tid_address((int *)g2h(arg1))); |
7265 | break; | |
6f5b89a0 TS |
7266 | #endif |
7267 | ||
3ae43202 | 7268 | #if defined(TARGET_NR_tkill) && defined(__NR_tkill) |
4cae1d16 | 7269 | case TARGET_NR_tkill: |
4cb05961 | 7270 | ret = get_errno(sys_tkill((int)arg1, target_to_host_signal(arg2))); |
4cae1d16 TS |
7271 | break; |
7272 | #endif | |
7273 | ||
3ae43202 | 7274 | #if defined(TARGET_NR_tgkill) && defined(__NR_tgkill) |
71455574 | 7275 | case TARGET_NR_tgkill: |
4cb05961 PB |
7276 | ret = get_errno(sys_tgkill((int)arg1, (int)arg2, |
7277 | target_to_host_signal(arg3))); | |
71455574 TS |
7278 | break; |
7279 | #endif | |
7280 | ||
4f2b1fe8 TS |
7281 | #ifdef TARGET_NR_set_robust_list |
7282 | case TARGET_NR_set_robust_list: | |
7283 | goto unimplemented_nowarn; | |
7284 | #endif | |
7285 | ||
9007f0ef TS |
7286 | #if defined(TARGET_NR_utimensat) && defined(__NR_utimensat) |
7287 | case TARGET_NR_utimensat: | |
7288 | { | |
ebc996f3 RV |
7289 | struct timespec *tsp, ts[2]; |
7290 | if (!arg3) { | |
7291 | tsp = NULL; | |
7292 | } else { | |
7293 | target_to_host_timespec(ts, arg3); | |
7294 | target_to_host_timespec(ts+1, arg3+sizeof(struct target_timespec)); | |
7295 | tsp = ts; | |
7296 | } | |
9007f0ef | 7297 | if (!arg2) |
ebc996f3 | 7298 | ret = get_errno(sys_utimensat(arg1, NULL, tsp, arg4)); |
9007f0ef | 7299 | else { |
579a97f7 | 7300 | if (!(p = lock_user_string(arg2))) { |
0da46a6e | 7301 | ret = -TARGET_EFAULT; |
579a97f7 FB |
7302 | goto fail; |
7303 | } | |
ebc996f3 | 7304 | ret = get_errno(sys_utimensat(arg1, path(p), tsp, arg4)); |
579a97f7 | 7305 | unlock_user(p, arg2, 0); |
9007f0ef TS |
7306 | } |
7307 | } | |
7308 | break; | |
7309 | #endif | |
2f7bb878 | 7310 | #if defined(CONFIG_USE_NPTL) |
bd0c5661 PB |
7311 | case TARGET_NR_futex: |
7312 | ret = do_futex(arg1, arg2, arg3, arg4, arg5, arg6); | |
7313 | break; | |
7314 | #endif | |
dbfe4c36 | 7315 | #if defined(TARGET_NR_inotify_init) && defined(__NR_inotify_init) |
39b59763 AJ |
7316 | case TARGET_NR_inotify_init: |
7317 | ret = get_errno(sys_inotify_init()); | |
7318 | break; | |
7319 | #endif | |
a1606b0b | 7320 | #ifdef CONFIG_INOTIFY1 |
c05c7a73 RV |
7321 | #if defined(TARGET_NR_inotify_init1) && defined(__NR_inotify_init1) |
7322 | case TARGET_NR_inotify_init1: | |
7323 | ret = get_errno(sys_inotify_init1(arg1)); | |
7324 | break; | |
7325 | #endif | |
a1606b0b | 7326 | #endif |
dbfe4c36 | 7327 | #if defined(TARGET_NR_inotify_add_watch) && defined(__NR_inotify_add_watch) |
39b59763 AJ |
7328 | case TARGET_NR_inotify_add_watch: |
7329 | p = lock_user_string(arg2); | |
7330 | ret = get_errno(sys_inotify_add_watch(arg1, path(p), arg3)); | |
7331 | unlock_user(p, arg2, 0); | |
7332 | break; | |
7333 | #endif | |
dbfe4c36 | 7334 | #if defined(TARGET_NR_inotify_rm_watch) && defined(__NR_inotify_rm_watch) |
39b59763 AJ |
7335 | case TARGET_NR_inotify_rm_watch: |
7336 | ret = get_errno(sys_inotify_rm_watch(arg1, arg2)); | |
7337 | break; | |
7338 | #endif | |
9007f0ef | 7339 | |
8ec9cf89 | 7340 | #if defined(TARGET_NR_mq_open) && defined(__NR_mq_open) |
24e1003a AJ |
7341 | case TARGET_NR_mq_open: |
7342 | { | |
7343 | struct mq_attr posix_mq_attr; | |
7344 | ||
7345 | p = lock_user_string(arg1 - 1); | |
7346 | if (arg4 != 0) | |
7347 | copy_from_user_mq_attr (&posix_mq_attr, arg4); | |
7348 | ret = get_errno(mq_open(p, arg2, arg3, &posix_mq_attr)); | |
7349 | unlock_user (p, arg1, 0); | |
7350 | } | |
7351 | break; | |
7352 | ||
7353 | case TARGET_NR_mq_unlink: | |
7354 | p = lock_user_string(arg1 - 1); | |
7355 | ret = get_errno(mq_unlink(p)); | |
7356 | unlock_user (p, arg1, 0); | |
7357 | break; | |
7358 | ||
7359 | case TARGET_NR_mq_timedsend: | |
7360 | { | |
7361 | struct timespec ts; | |
7362 | ||
7363 | p = lock_user (VERIFY_READ, arg2, arg3, 1); | |
7364 | if (arg5 != 0) { | |
7365 | target_to_host_timespec(&ts, arg5); | |
7366 | ret = get_errno(mq_timedsend(arg1, p, arg3, arg4, &ts)); | |
7367 | host_to_target_timespec(arg5, &ts); | |
7368 | } | |
7369 | else | |
7370 | ret = get_errno(mq_send(arg1, p, arg3, arg4)); | |
7371 | unlock_user (p, arg2, arg3); | |
7372 | } | |
7373 | break; | |
7374 | ||
7375 | case TARGET_NR_mq_timedreceive: | |
7376 | { | |
7377 | struct timespec ts; | |
7378 | unsigned int prio; | |
7379 | ||
7380 | p = lock_user (VERIFY_READ, arg2, arg3, 1); | |
7381 | if (arg5 != 0) { | |
7382 | target_to_host_timespec(&ts, arg5); | |
7383 | ret = get_errno(mq_timedreceive(arg1, p, arg3, &prio, &ts)); | |
7384 | host_to_target_timespec(arg5, &ts); | |
7385 | } | |
7386 | else | |
7387 | ret = get_errno(mq_receive(arg1, p, arg3, &prio)); | |
7388 | unlock_user (p, arg2, arg3); | |
7389 | if (arg4 != 0) | |
7390 | put_user_u32(prio, arg4); | |
7391 | } | |
7392 | break; | |
7393 | ||
7394 | /* Not implemented for now... */ | |
7395 | /* case TARGET_NR_mq_notify: */ | |
7396 | /* break; */ | |
7397 | ||
7398 | case TARGET_NR_mq_getsetattr: | |
7399 | { | |
7400 | struct mq_attr posix_mq_attr_in, posix_mq_attr_out; | |
7401 | ret = 0; | |
7402 | if (arg3 != 0) { | |
7403 | ret = mq_getattr(arg1, &posix_mq_attr_out); | |
7404 | copy_to_user_mq_attr(arg3, &posix_mq_attr_out); | |
7405 | } | |
7406 | if (arg2 != 0) { | |
7407 | copy_from_user_mq_attr(&posix_mq_attr_in, arg2); | |
7408 | ret |= mq_setattr(arg1, &posix_mq_attr_in, &posix_mq_attr_out); | |
7409 | } | |
7410 | ||
7411 | } | |
7412 | break; | |
7413 | #endif | |
7414 | ||
3ce34dfb VS |
7415 | #ifdef CONFIG_SPLICE |
7416 | #ifdef TARGET_NR_tee | |
7417 | case TARGET_NR_tee: | |
7418 | { | |
7419 | ret = get_errno(tee(arg1,arg2,arg3,arg4)); | |
7420 | } | |
7421 | break; | |
7422 | #endif | |
7423 | #ifdef TARGET_NR_splice | |
7424 | case TARGET_NR_splice: | |
7425 | { | |
7426 | loff_t loff_in, loff_out; | |
7427 | loff_t *ploff_in = NULL, *ploff_out = NULL; | |
7428 | if(arg2) { | |
7429 | get_user_u64(loff_in, arg2); | |
7430 | ploff_in = &loff_in; | |
7431 | } | |
7432 | if(arg4) { | |
7433 | get_user_u64(loff_out, arg2); | |
7434 | ploff_out = &loff_out; | |
7435 | } | |
7436 | ret = get_errno(splice(arg1, ploff_in, arg3, ploff_out, arg5, arg6)); | |
7437 | } | |
7438 | break; | |
7439 | #endif | |
7440 | #ifdef TARGET_NR_vmsplice | |
7441 | case TARGET_NR_vmsplice: | |
7442 | { | |
7443 | int count = arg3; | |
7444 | struct iovec *vec; | |
7445 | ||
7446 | vec = alloca(count * sizeof(struct iovec)); | |
7447 | if (lock_iovec(VERIFY_READ, vec, arg2, count, 1) < 0) | |
7448 | goto efault; | |
7449 | ret = get_errno(vmsplice(arg1, vec, count, arg4)); | |
7450 | unlock_iovec(vec, arg2, count, 0); | |
7451 | } | |
7452 | break; | |
7453 | #endif | |
7454 | #endif /* CONFIG_SPLICE */ | |
c2882b96 RV |
7455 | #ifdef CONFIG_EVENTFD |
7456 | #if defined(TARGET_NR_eventfd) | |
7457 | case TARGET_NR_eventfd: | |
7458 | ret = get_errno(eventfd(arg1, 0)); | |
7459 | break; | |
7460 | #endif | |
7461 | #if defined(TARGET_NR_eventfd2) | |
7462 | case TARGET_NR_eventfd2: | |
7463 | ret = get_errno(eventfd(arg1, arg2)); | |
7464 | break; | |
7465 | #endif | |
7466 | #endif /* CONFIG_EVENTFD */ | |
d0927938 UH |
7467 | #if defined(CONFIG_FALLOCATE) && defined(TARGET_NR_fallocate) |
7468 | case TARGET_NR_fallocate: | |
7469 | ret = get_errno(fallocate(arg1, arg2, arg3, arg4)); | |
7470 | break; | |
c727f47d PM |
7471 | #endif |
7472 | #if defined(CONFIG_SYNC_FILE_RANGE) | |
7473 | #if defined(TARGET_NR_sync_file_range) | |
7474 | case TARGET_NR_sync_file_range: | |
7475 | #if TARGET_ABI_BITS == 32 | |
7476 | ret = get_errno(sync_file_range(arg1, target_offset64(arg2, arg3), | |
7477 | target_offset64(arg4, arg5), arg6)); | |
7478 | #else | |
7479 | ret = get_errno(sync_file_range(arg1, arg2, arg3, arg4)); | |
7480 | #endif | |
7481 | break; | |
7482 | #endif | |
7483 | #if defined(TARGET_NR_sync_file_range2) | |
7484 | case TARGET_NR_sync_file_range2: | |
7485 | /* This is like sync_file_range but the arguments are reordered */ | |
7486 | #if TARGET_ABI_BITS == 32 | |
7487 | ret = get_errno(sync_file_range(arg1, target_offset64(arg3, arg4), | |
7488 | target_offset64(arg5, arg6), arg2)); | |
7489 | #else | |
7490 | ret = get_errno(sync_file_range(arg1, arg3, arg4, arg2)); | |
7491 | #endif | |
7492 | break; | |
7493 | #endif | |
d0927938 | 7494 | #endif |
31e31b8a FB |
7495 | default: |
7496 | unimplemented: | |
5cd4393b | 7497 | gemu_log("qemu: Unsupported syscall: %d\n", num); |
4f2b1fe8 | 7498 | #if defined(TARGET_NR_setxattr) || defined(TARGET_NR_get_thread_area) || defined(TARGET_NR_getdomainname) || defined(TARGET_NR_set_robust_list) |
5cd4393b | 7499 | unimplemented_nowarn: |
80a9d035 | 7500 | #endif |
0da46a6e | 7501 | ret = -TARGET_ENOSYS; |
31e31b8a FB |
7502 | break; |
7503 | } | |
579a97f7 | 7504 | fail: |
c573ff67 | 7505 | #ifdef DEBUG |
0bf9e31a | 7506 | gemu_log(" = " TARGET_ABI_FMT_ld "\n", ret); |
c573ff67 | 7507 | #endif |
b92c47c1 TS |
7508 | if(do_strace) |
7509 | print_syscall_ret(num, ret); | |
31e31b8a | 7510 | return ret; |
579a97f7 FB |
7511 | efault: |
7512 | ret = -TARGET_EFAULT; | |
7513 | goto fail; | |
31e31b8a | 7514 | } |