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