]>
Commit | Line | Data |
---|---|---|
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 | |
17 | * along with this program; if not, write to the Free Software | |
530e7615 BS |
18 | * Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, |
19 | * MA 02110-1301, USA. | |
31e31b8a FB |
20 | */ |
21 | #include <stdlib.h> | |
22 | #include <stdio.h> | |
23 | #include <stdarg.h> | |
04369ff2 | 24 | #include <string.h> |
31e31b8a FB |
25 | #include <elf.h> |
26 | #include <endian.h> | |
27 | #include <errno.h> | |
28 | #include <unistd.h> | |
29 | #include <fcntl.h> | |
7854b056 | 30 | #include <time.h> |
82e671d9 | 31 | #include <limits.h> |
24e1003a | 32 | #include <mqueue.h> |
31e31b8a | 33 | #include <sys/types.h> |
d08d3bb8 TS |
34 | #include <sys/ipc.h> |
35 | #include <sys/msg.h> | |
31e31b8a FB |
36 | #include <sys/wait.h> |
37 | #include <sys/time.h> | |
38 | #include <sys/stat.h> | |
39 | #include <sys/mount.h> | |
39b9aae1 | 40 | #include <sys/prctl.h> |
31e31b8a FB |
41 | #include <sys/resource.h> |
42 | #include <sys/mman.h> | |
43 | #include <sys/swap.h> | |
44 | #include <signal.h> | |
45 | #include <sched.h> | |
46 | #include <sys/socket.h> | |
607175e0 | 47 | #include <sys/un.h> |
31e31b8a | 48 | #include <sys/uio.h> |
9de5e440 | 49 | #include <sys/poll.h> |
32f36bce | 50 | #include <sys/times.h> |
8853f86e | 51 | #include <sys/shm.h> |
fa294816 | 52 | #include <sys/sem.h> |
56c8f68f | 53 | #include <sys/statfs.h> |
ebc05488 | 54 | #include <utime.h> |
a5448a7d | 55 | #include <sys/sysinfo.h> |
3b3f24ad | 56 | #include <sys/utsname.h> |
72f03900 | 57 | //#include <sys/user.h> |
8853f86e | 58 | #include <netinet/ip.h> |
7854b056 | 59 | #include <netinet/tcp.h> |
0b6d3ae0 | 60 | #include <qemu-common.h> |
6d946cda AJ |
61 | #ifdef HAVE_GPROF |
62 | #include <sys/gmon.h> | |
63 | #endif | |
31e31b8a FB |
64 | |
65 | #define termios host_termios | |
66 | #define winsize host_winsize | |
67 | #define termio host_termio | |
04369ff2 FB |
68 | #define sgttyb host_sgttyb /* same as target */ |
69 | #define tchars host_tchars /* same as target */ | |
70 | #define ltchars host_ltchars /* same as target */ | |
31e31b8a FB |
71 | |
72 | #include <linux/termios.h> | |
73 | #include <linux/unistd.h> | |
74 | #include <linux/utsname.h> | |
75 | #include <linux/cdrom.h> | |
76 | #include <linux/hdreg.h> | |
77 | #include <linux/soundcard.h> | |
19b84f3c | 78 | #include <linux/kd.h> |
8fbd6b52 | 79 | #include <linux/mtio.h> |
d7e4036e | 80 | #include "linux_loop.h" |
31e31b8a | 81 | |
3ef693a0 | 82 | #include "qemu.h" |
526ccb7a | 83 | #include "qemu-common.h" |
31e31b8a | 84 | |
30813cea PB |
85 | #if defined(USE_NPTL) |
86 | #include <linux/futex.h> | |
d865bab5 PB |
87 | #define CLONE_NPTL_FLAGS2 (CLONE_SETTLS | \ |
88 | CLONE_PARENT_SETTID | CLONE_CHILD_SETTID | CLONE_CHILD_CLEARTID) | |
89 | #else | |
90 | /* XXX: Hardcode the above values. */ | |
91 | #define CLONE_NPTL_FLAGS2 0 | |
30813cea PB |
92 | #endif |
93 | ||
72f03900 | 94 | //#define DEBUG |
31e31b8a | 95 | |
1a9353d2 | 96 | //#include <linux/msdos_fs.h> |
6556a833 AJ |
97 | #define VFAT_IOCTL_READDIR_BOTH _IOR('r', 1, struct linux_dirent [2]) |
98 | #define VFAT_IOCTL_READDIR_SHORT _IOR('r', 2, struct linux_dirent [2]) | |
1a9353d2 | 99 | |
70a194b9 | 100 | |
70a194b9 FB |
101 | #undef _syscall0 |
102 | #undef _syscall1 | |
103 | #undef _syscall2 | |
104 | #undef _syscall3 | |
105 | #undef _syscall4 | |
106 | #undef _syscall5 | |
83fcb515 | 107 | #undef _syscall6 |
70a194b9 | 108 | |
83fcb515 | 109 | #define _syscall0(type,name) \ |
8fcd3692 | 110 | static type name (void) \ |
83fcb515 FB |
111 | { \ |
112 | return syscall(__NR_##name); \ | |
113 | } | |
70a194b9 | 114 | |
83fcb515 | 115 | #define _syscall1(type,name,type1,arg1) \ |
8fcd3692 | 116 | static type name (type1 arg1) \ |
83fcb515 FB |
117 | { \ |
118 | return syscall(__NR_##name, arg1); \ | |
70a194b9 FB |
119 | } |
120 | ||
83fcb515 | 121 | #define _syscall2(type,name,type1,arg1,type2,arg2) \ |
8fcd3692 | 122 | static type name (type1 arg1,type2 arg2) \ |
83fcb515 FB |
123 | { \ |
124 | return syscall(__NR_##name, arg1, arg2); \ | |
70a194b9 FB |
125 | } |
126 | ||
83fcb515 | 127 | #define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3) \ |
8fcd3692 | 128 | static type name (type1 arg1,type2 arg2,type3 arg3) \ |
83fcb515 FB |
129 | { \ |
130 | return syscall(__NR_##name, arg1, arg2, arg3); \ | |
70a194b9 FB |
131 | } |
132 | ||
83fcb515 | 133 | #define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4) \ |
8fcd3692 | 134 | static type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4) \ |
83fcb515 FB |
135 | { \ |
136 | return syscall(__NR_##name, arg1, arg2, arg3, arg4); \ | |
70a194b9 FB |
137 | } |
138 | ||
83fcb515 FB |
139 | #define _syscall5(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \ |
140 | type5,arg5) \ | |
8fcd3692 | 141 | static type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5) \ |
83fcb515 FB |
142 | { \ |
143 | return syscall(__NR_##name, arg1, arg2, arg3, arg4, arg5); \ | |
70a194b9 FB |
144 | } |
145 | ||
83fcb515 FB |
146 | |
147 | #define _syscall6(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \ | |
148 | type5,arg5,type6,arg6) \ | |
8fcd3692 BS |
149 | static type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5, \ |
150 | type6 arg6) \ | |
83fcb515 FB |
151 | { \ |
152 | return syscall(__NR_##name, arg1, arg2, arg3, arg4, arg5, arg6); \ | |
70a194b9 | 153 | } |
83fcb515 | 154 | |
70a194b9 | 155 | |
31e31b8a | 156 | #define __NR_sys_uname __NR_uname |
92a34c10 | 157 | #define __NR_sys_faccessat __NR_faccessat |
814d7977 | 158 | #define __NR_sys_fchmodat __NR_fchmodat |
ccfa72b7 | 159 | #define __NR_sys_fchownat __NR_fchownat |
6a24a778 | 160 | #define __NR_sys_fstatat64 __NR_fstatat64 |
ac8a6556 | 161 | #define __NR_sys_futimesat __NR_futimesat |
72f03900 | 162 | #define __NR_sys_getcwd1 __NR_getcwd |
72f03900 | 163 | #define __NR_sys_getdents __NR_getdents |
dab2ed99 | 164 | #define __NR_sys_getdents64 __NR_getdents64 |
c6cda17a | 165 | #define __NR_sys_getpriority __NR_getpriority |
64f0ce4c | 166 | #define __NR_sys_linkat __NR_linkat |
4472ad0d | 167 | #define __NR_sys_mkdirat __NR_mkdirat |
75ac37a0 | 168 | #define __NR_sys_mknodat __NR_mknodat |
9d33b76b | 169 | #define __NR_sys_newfstatat __NR_newfstatat |
82424832 | 170 | #define __NR_sys_openat __NR_openat |
5e0ccb18 | 171 | #define __NR_sys_readlinkat __NR_readlinkat |
722183f6 | 172 | #define __NR_sys_renameat __NR_renameat |
66fb9763 | 173 | #define __NR_sys_rt_sigqueueinfo __NR_rt_sigqueueinfo |
f0b6243d | 174 | #define __NR_sys_symlinkat __NR_symlinkat |
7494b0f9 | 175 | #define __NR_sys_syslog __NR_syslog |
71455574 | 176 | #define __NR_sys_tgkill __NR_tgkill |
4cae1d16 | 177 | #define __NR_sys_tkill __NR_tkill |
8170f56b | 178 | #define __NR_sys_unlinkat __NR_unlinkat |
9007f0ef | 179 | #define __NR_sys_utimensat __NR_utimensat |
bd0c5661 | 180 | #define __NR_sys_futex __NR_futex |
39b59763 AJ |
181 | #define __NR_sys_inotify_init __NR_inotify_init |
182 | #define __NR_sys_inotify_add_watch __NR_inotify_add_watch | |
183 | #define __NR_sys_inotify_rm_watch __NR_inotify_rm_watch | |
31e31b8a | 184 | |
bc51c5c9 | 185 | #if defined(__alpha__) || defined (__ia64__) || defined(__x86_64__) |
9af9eaaa FB |
186 | #define __NR__llseek __NR_lseek |
187 | #endif | |
188 | ||
72f03900 | 189 | #ifdef __NR_gettid |
31e31b8a | 190 | _syscall0(int, gettid) |
72f03900 | 191 | #else |
0da46a6e TS |
192 | /* This is a replacement for the host gettid() and must return a host |
193 | errno. */ | |
72f03900 FB |
194 | static int gettid(void) { |
195 | return -ENOSYS; | |
196 | } | |
197 | #endif | |
3b3f24ad AJ |
198 | #if TARGET_ABI_BITS == 32 |
199 | _syscall3(int, sys_getdents, uint, fd, struct linux_dirent *, dirp, uint, count); | |
200 | #endif | |
201 | #if defined(TARGET_NR_getdents64) && defined(__NR_getdents64) | |
202 | _syscall3(int, sys_getdents64, uint, fd, struct linux_dirent64 *, dirp, uint, count); | |
203 | #endif | |
204 | _syscall2(int, sys_getpriority, int, which, int, who); | |
909b69cf | 205 | #if defined(TARGET_NR__llseek) && !defined (__x86_64__) |
3b3f24ad AJ |
206 | _syscall5(int, _llseek, uint, fd, ulong, hi, ulong, lo, |
207 | loff_t *, res, uint, wh); | |
208 | #endif | |
209 | _syscall3(int,sys_rt_sigqueueinfo,int,pid,int,sig,siginfo_t *,uinfo) | |
210 | _syscall3(int,sys_syslog,int,type,char*,bufp,int,len) | |
211 | #if defined(TARGET_NR_tgkill) && defined(__NR_tgkill) | |
212 | _syscall3(int,sys_tgkill,int,tgid,int,pid,int,sig) | |
213 | #endif | |
214 | #if defined(TARGET_NR_tkill) && defined(__NR_tkill) | |
215 | _syscall2(int,sys_tkill,int,tid,int,sig) | |
216 | #endif | |
217 | #ifdef __NR_exit_group | |
218 | _syscall1(int,exit_group,int,error_code) | |
219 | #endif | |
220 | #if defined(TARGET_NR_set_tid_address) && defined(__NR_set_tid_address) | |
221 | _syscall1(int,set_tid_address,int *,tidptr) | |
222 | #endif | |
223 | #if defined(USE_NPTL) | |
224 | #if defined(TARGET_NR_futex) && defined(__NR_futex) | |
225 | _syscall6(int,sys_futex,int *,uaddr,int,op,int,val, | |
226 | const struct timespec *,timeout,int *,uaddr2,int,val3) | |
227 | #endif | |
228 | #endif | |
229 | ||
230 | static bitmask_transtbl fcntl_flags_tbl[] = { | |
231 | { TARGET_O_ACCMODE, TARGET_O_WRONLY, O_ACCMODE, O_WRONLY, }, | |
232 | { TARGET_O_ACCMODE, TARGET_O_RDWR, O_ACCMODE, O_RDWR, }, | |
233 | { TARGET_O_CREAT, TARGET_O_CREAT, O_CREAT, O_CREAT, }, | |
234 | { TARGET_O_EXCL, TARGET_O_EXCL, O_EXCL, O_EXCL, }, | |
235 | { TARGET_O_NOCTTY, TARGET_O_NOCTTY, O_NOCTTY, O_NOCTTY, }, | |
236 | { TARGET_O_TRUNC, TARGET_O_TRUNC, O_TRUNC, O_TRUNC, }, | |
237 | { TARGET_O_APPEND, TARGET_O_APPEND, O_APPEND, O_APPEND, }, | |
238 | { TARGET_O_NONBLOCK, TARGET_O_NONBLOCK, O_NONBLOCK, O_NONBLOCK, }, | |
239 | { TARGET_O_SYNC, TARGET_O_SYNC, O_SYNC, O_SYNC, }, | |
240 | { TARGET_FASYNC, TARGET_FASYNC, FASYNC, FASYNC, }, | |
241 | { TARGET_O_DIRECTORY, TARGET_O_DIRECTORY, O_DIRECTORY, O_DIRECTORY, }, | |
242 | { TARGET_O_NOFOLLOW, TARGET_O_NOFOLLOW, O_NOFOLLOW, O_NOFOLLOW, }, | |
243 | { TARGET_O_LARGEFILE, TARGET_O_LARGEFILE, O_LARGEFILE, O_LARGEFILE, }, | |
244 | #if defined(O_DIRECT) | |
245 | { TARGET_O_DIRECT, TARGET_O_DIRECT, O_DIRECT, O_DIRECT, }, | |
246 | #endif | |
247 | { 0, 0, 0, 0 } | |
248 | }; | |
249 | ||
250 | #define COPY_UTSNAME_FIELD(dest, src) \ | |
251 | do { \ | |
252 | /* __NEW_UTS_LEN doesn't include terminating null */ \ | |
253 | (void) strncpy((dest), (src), __NEW_UTS_LEN); \ | |
254 | (dest)[__NEW_UTS_LEN] = '\0'; \ | |
255 | } while (0) | |
256 | ||
257 | static int sys_uname(struct new_utsname *buf) | |
258 | { | |
259 | struct utsname uts_buf; | |
260 | ||
261 | if (uname(&uts_buf) < 0) | |
262 | return (-1); | |
263 | ||
264 | /* | |
265 | * Just in case these have some differences, we | |
266 | * translate utsname to new_utsname (which is the | |
267 | * struct linux kernel uses). | |
268 | */ | |
269 | ||
270 | bzero(buf, sizeof (*buf)); | |
271 | COPY_UTSNAME_FIELD(buf->sysname, uts_buf.sysname); | |
272 | COPY_UTSNAME_FIELD(buf->nodename, uts_buf.nodename); | |
273 | COPY_UTSNAME_FIELD(buf->release, uts_buf.release); | |
274 | COPY_UTSNAME_FIELD(buf->version, uts_buf.version); | |
275 | COPY_UTSNAME_FIELD(buf->machine, uts_buf.machine); | |
276 | #ifdef _GNU_SOURCE | |
277 | COPY_UTSNAME_FIELD(buf->domainname, uts_buf.domainname); | |
278 | #endif | |
279 | return (0); | |
280 | ||
281 | #undef COPY_UTSNAME_FIELD | |
282 | } | |
283 | ||
284 | static int sys_getcwd1(char *buf, size_t size) | |
285 | { | |
286 | if (getcwd(buf, size) == NULL) { | |
287 | /* getcwd() sets errno */ | |
288 | return (-1); | |
289 | } | |
aaf4ad39 | 290 | return strlen(buf)+1; |
3b3f24ad AJ |
291 | } |
292 | ||
293 | #ifdef CONFIG_ATFILE | |
294 | /* | |
295 | * Host system seems to have atfile syscall stubs available. We | |
296 | * now enable them one by one as specified by target syscall_nr.h. | |
297 | */ | |
298 | ||
299 | #ifdef TARGET_NR_faccessat | |
465c9f06 | 300 | static int sys_faccessat(int dirfd, const char *pathname, int mode) |
3b3f24ad | 301 | { |
465c9f06 | 302 | return (faccessat(dirfd, pathname, mode, 0)); |
3b3f24ad AJ |
303 | } |
304 | #endif | |
305 | #ifdef TARGET_NR_fchmodat | |
465c9f06 | 306 | static int sys_fchmodat(int dirfd, const char *pathname, mode_t mode) |
3b3f24ad | 307 | { |
465c9f06 | 308 | return (fchmodat(dirfd, pathname, mode, 0)); |
3b3f24ad AJ |
309 | } |
310 | #endif | |
fda33744 | 311 | #if defined(TARGET_NR_fchownat) && defined(USE_UID16) |
3b3f24ad AJ |
312 | static int sys_fchownat(int dirfd, const char *pathname, uid_t owner, |
313 | gid_t group, int flags) | |
314 | { | |
315 | return (fchownat(dirfd, pathname, owner, group, flags)); | |
316 | } | |
317 | #endif | |
318 | #ifdef __NR_fstatat64 | |
319 | static int sys_fstatat64(int dirfd, const char *pathname, struct stat *buf, | |
320 | int flags) | |
321 | { | |
322 | return (fstatat(dirfd, pathname, buf, flags)); | |
323 | } | |
324 | #endif | |
325 | #ifdef __NR_newfstatat | |
326 | static int sys_newfstatat(int dirfd, const char *pathname, struct stat *buf, | |
327 | int flags) | |
328 | { | |
329 | return (fstatat(dirfd, pathname, buf, flags)); | |
330 | } | |
331 | #endif | |
332 | #ifdef TARGET_NR_futimesat | |
333 | static int sys_futimesat(int dirfd, const char *pathname, | |
334 | const struct timeval times[2]) | |
335 | { | |
336 | return (futimesat(dirfd, pathname, times)); | |
337 | } | |
338 | #endif | |
339 | #ifdef TARGET_NR_linkat | |
340 | static int sys_linkat(int olddirfd, const char *oldpath, | |
341 | int newdirfd, const char *newpath, int flags) | |
342 | { | |
343 | return (linkat(olddirfd, oldpath, newdirfd, newpath, flags)); | |
344 | } | |
345 | #endif | |
346 | #ifdef TARGET_NR_mkdirat | |
347 | static int sys_mkdirat(int dirfd, const char *pathname, mode_t mode) | |
348 | { | |
349 | return (mkdirat(dirfd, pathname, mode)); | |
350 | } | |
351 | #endif | |
352 | #ifdef TARGET_NR_mknodat | |
353 | static int sys_mknodat(int dirfd, const char *pathname, mode_t mode, | |
354 | dev_t dev) | |
355 | { | |
356 | return (mknodat(dirfd, pathname, mode, dev)); | |
357 | } | |
358 | #endif | |
359 | #ifdef TARGET_NR_openat | |
360 | static int sys_openat(int dirfd, const char *pathname, int flags, ...) | |
361 | { | |
362 | /* | |
363 | * open(2) has extra parameter 'mode' when called with | |
364 | * flag O_CREAT. | |
365 | */ | |
366 | if ((flags & O_CREAT) != 0) { | |
367 | va_list ap; | |
368 | mode_t mode; | |
369 | ||
370 | /* | |
371 | * Get the 'mode' parameter and translate it to | |
372 | * host bits. | |
373 | */ | |
374 | va_start(ap, flags); | |
375 | mode = va_arg(ap, mode_t); | |
376 | mode = target_to_host_bitmask(mode, fcntl_flags_tbl); | |
377 | va_end(ap); | |
378 | ||
379 | return (openat(dirfd, pathname, flags, mode)); | |
380 | } | |
381 | return (openat(dirfd, pathname, flags)); | |
382 | } | |
383 | #endif | |
384 | #ifdef TARGET_NR_readlinkat | |
385 | static int sys_readlinkat(int dirfd, const char *pathname, char *buf, size_t bufsiz) | |
386 | { | |
387 | return (readlinkat(dirfd, pathname, buf, bufsiz)); | |
388 | } | |
389 | #endif | |
390 | #ifdef TARGET_NR_renameat | |
391 | static int sys_renameat(int olddirfd, const char *oldpath, | |
392 | int newdirfd, const char *newpath) | |
393 | { | |
394 | return (renameat(olddirfd, oldpath, newdirfd, newpath)); | |
395 | } | |
396 | #endif | |
397 | #ifdef TARGET_NR_symlinkat | |
398 | static int sys_symlinkat(const char *oldpath, int newdirfd, const char *newpath) | |
399 | { | |
400 | return (symlinkat(oldpath, newdirfd, newpath)); | |
401 | } | |
402 | #endif | |
403 | #ifdef TARGET_NR_unlinkat | |
404 | static int sys_unlinkat(int dirfd, const char *pathname, int flags) | |
405 | { | |
406 | return (unlinkat(dirfd, pathname, flags)); | |
407 | } | |
408 | #endif | |
3b3f24ad AJ |
409 | #else /* !CONFIG_ATFILE */ |
410 | ||
411 | /* | |
412 | * Try direct syscalls instead | |
413 | */ | |
92a34c10 | 414 | #if defined(TARGET_NR_faccessat) && defined(__NR_faccessat) |
465c9f06 | 415 | _syscall3(int,sys_faccessat,int,dirfd,const char *,pathname,int,mode) |
92a34c10 | 416 | #endif |
814d7977 | 417 | #if defined(TARGET_NR_fchmodat) && defined(__NR_fchmodat) |
465c9f06 | 418 | _syscall3(int,sys_fchmodat,int,dirfd,const char *,pathname, mode_t,mode) |
814d7977 | 419 | #endif |
4583f589 | 420 | #if defined(TARGET_NR_fchownat) && defined(__NR_fchownat) && defined(USE_UID16) |
ccfa72b7 TS |
421 | _syscall5(int,sys_fchownat,int,dirfd,const char *,pathname, |
422 | uid_t,owner,gid_t,group,int,flags) | |
423 | #endif | |
9d33b76b AJ |
424 | #if (defined(TARGET_NR_fstatat64) || defined(TARGET_NR_newfstatat)) && \ |
425 | defined(__NR_fstatat64) | |
6a24a778 AZ |
426 | _syscall4(int,sys_fstatat64,int,dirfd,const char *,pathname, |
427 | struct stat *,buf,int,flags) | |
428 | #endif | |
ac8a6556 AZ |
429 | #if defined(TARGET_NR_futimesat) && defined(__NR_futimesat) |
430 | _syscall3(int,sys_futimesat,int,dirfd,const char *,pathname, | |
431 | const struct timeval *,times) | |
432 | #endif | |
3b3f24ad AJ |
433 | #if (defined(TARGET_NR_newfstatat) || defined(TARGET_NR_fstatat64) ) && \ |
434 | defined(__NR_newfstatat) | |
435 | _syscall4(int,sys_newfstatat,int,dirfd,const char *,pathname, | |
436 | struct stat *,buf,int,flags) | |
8fcd3692 | 437 | #endif |
64f0ce4c TS |
438 | #if defined(TARGET_NR_linkat) && defined(__NR_linkat) |
439 | _syscall5(int,sys_linkat,int,olddirfd,const char *,oldpath, | |
3b3f24ad | 440 | int,newdirfd,const char *,newpath,int,flags) |
64f0ce4c | 441 | #endif |
4472ad0d TS |
442 | #if defined(TARGET_NR_mkdirat) && defined(__NR_mkdirat) |
443 | _syscall3(int,sys_mkdirat,int,dirfd,const char *,pathname,mode_t,mode) | |
444 | #endif | |
75ac37a0 TS |
445 | #if defined(TARGET_NR_mknodat) && defined(__NR_mknodat) |
446 | _syscall4(int,sys_mknodat,int,dirfd,const char *,pathname, | |
447 | mode_t,mode,dev_t,dev) | |
448 | #endif | |
82424832 TS |
449 | #if defined(TARGET_NR_openat) && defined(__NR_openat) |
450 | _syscall4(int,sys_openat,int,dirfd,const char *,pathname,int,flags,mode_t,mode) | |
451 | #endif | |
5e0ccb18 TS |
452 | #if defined(TARGET_NR_readlinkat) && defined(__NR_readlinkat) |
453 | _syscall4(int,sys_readlinkat,int,dirfd,const char *,pathname, | |
454 | char *,buf,size_t,bufsize) | |
455 | #endif | |
722183f6 TS |
456 | #if defined(TARGET_NR_renameat) && defined(__NR_renameat) |
457 | _syscall4(int,sys_renameat,int,olddirfd,const char *,oldpath, | |
458 | int,newdirfd,const char *,newpath) | |
459 | #endif | |
b51eaa82 | 460 | #if defined(TARGET_NR_symlinkat) && defined(__NR_symlinkat) |
f0b6243d TS |
461 | _syscall3(int,sys_symlinkat,const char *,oldpath, |
462 | int,newdirfd,const char *,newpath) | |
463 | #endif | |
8170f56b TS |
464 | #if defined(TARGET_NR_unlinkat) && defined(__NR_unlinkat) |
465 | _syscall3(int,sys_unlinkat,int,dirfd,const char *,pathname,int,flags) | |
466 | #endif | |
ebc996f3 RV |
467 | |
468 | #endif /* CONFIG_ATFILE */ | |
469 | ||
470 | #ifdef CONFIG_UTIMENSAT | |
471 | static int sys_utimensat(int dirfd, const char *pathname, | |
472 | const struct timespec times[2], int flags) | |
473 | { | |
474 | if (pathname == NULL) | |
475 | return futimens(dirfd, times); | |
476 | else | |
477 | return utimensat(dirfd, pathname, times, flags); | |
478 | } | |
479 | #else | |
9007f0ef TS |
480 | #if defined(TARGET_NR_utimensat) && defined(__NR_utimensat) |
481 | _syscall4(int,sys_utimensat,int,dirfd,const char *,pathname, | |
482 | const struct timespec *,tsp,int,flags) | |
483 | #endif | |
ebc996f3 | 484 | #endif /* CONFIG_UTIMENSAT */ |
3b3f24ad AJ |
485 | |
486 | #ifdef CONFIG_INOTIFY | |
8690e420 | 487 | #include <sys/inotify.h> |
3b3f24ad | 488 | |
39b59763 | 489 | #if defined(TARGET_NR_inotify_init) && defined(__NR_inotify_init) |
3b3f24ad AJ |
490 | static int sys_inotify_init(void) |
491 | { | |
492 | return (inotify_init()); | |
493 | } | |
39b59763 AJ |
494 | #endif |
495 | #if defined(TARGET_NR_inotify_add_watch) && defined(__NR_inotify_add_watch) | |
3b3f24ad AJ |
496 | static int sys_inotify_add_watch(int fd,const char *pathname, int32_t mask) |
497 | { | |
498 | return (inotify_add_watch(fd, pathname, mask)); | |
499 | } | |
39b59763 AJ |
500 | #endif |
501 | #if defined(TARGET_NR_inotify_rm_watch) && defined(__NR_inotify_rm_watch) | |
3b3f24ad AJ |
502 | static int sys_inotify_rm_watch(int fd, int32_t wd) |
503 | { | |
8690e420 | 504 | return (inotify_rm_watch(fd, wd)); |
3b3f24ad | 505 | } |
bd0c5661 | 506 | #endif |
3b3f24ad AJ |
507 | #else |
508 | /* Userspace can usually survive runtime without inotify */ | |
509 | #undef TARGET_NR_inotify_init | |
510 | #undef TARGET_NR_inotify_add_watch | |
511 | #undef TARGET_NR_inotify_rm_watch | |
512 | #endif /* CONFIG_INOTIFY */ | |
513 | ||
66fb9763 FB |
514 | |
515 | extern int personality(int); | |
9de5e440 FB |
516 | extern int flock(int, int); |
517 | extern int setfsuid(int); | |
518 | extern int setfsgid(int); | |
19b84f3c | 519 | extern int setgroups(int, gid_t *); |
31e31b8a | 520 | |
b92c47c1 TS |
521 | #define ERRNO_TABLE_SIZE 1200 |
522 | ||
523 | /* target_to_host_errno_table[] is initialized from | |
524 | * host_to_target_errno_table[] in syscall_init(). */ | |
525 | static uint16_t target_to_host_errno_table[ERRNO_TABLE_SIZE] = { | |
526 | }; | |
527 | ||
637947f1 | 528 | /* |
fe8f096b | 529 | * This list is the union of errno values overridden in asm-<arch>/errno.h |
637947f1 TS |
530 | * minus the errnos that are not actually generic to all archs. |
531 | */ | |
b92c47c1 | 532 | static uint16_t host_to_target_errno_table[ERRNO_TABLE_SIZE] = { |
637947f1 TS |
533 | [EIDRM] = TARGET_EIDRM, |
534 | [ECHRNG] = TARGET_ECHRNG, | |
535 | [EL2NSYNC] = TARGET_EL2NSYNC, | |
536 | [EL3HLT] = TARGET_EL3HLT, | |
537 | [EL3RST] = TARGET_EL3RST, | |
538 | [ELNRNG] = TARGET_ELNRNG, | |
539 | [EUNATCH] = TARGET_EUNATCH, | |
540 | [ENOCSI] = TARGET_ENOCSI, | |
541 | [EL2HLT] = TARGET_EL2HLT, | |
542 | [EDEADLK] = TARGET_EDEADLK, | |
543 | [ENOLCK] = TARGET_ENOLCK, | |
544 | [EBADE] = TARGET_EBADE, | |
545 | [EBADR] = TARGET_EBADR, | |
546 | [EXFULL] = TARGET_EXFULL, | |
547 | [ENOANO] = TARGET_ENOANO, | |
548 | [EBADRQC] = TARGET_EBADRQC, | |
549 | [EBADSLT] = TARGET_EBADSLT, | |
550 | [EBFONT] = TARGET_EBFONT, | |
551 | [ENOSTR] = TARGET_ENOSTR, | |
552 | [ENODATA] = TARGET_ENODATA, | |
553 | [ETIME] = TARGET_ETIME, | |
554 | [ENOSR] = TARGET_ENOSR, | |
555 | [ENONET] = TARGET_ENONET, | |
556 | [ENOPKG] = TARGET_ENOPKG, | |
557 | [EREMOTE] = TARGET_EREMOTE, | |
558 | [ENOLINK] = TARGET_ENOLINK, | |
559 | [EADV] = TARGET_EADV, | |
560 | [ESRMNT] = TARGET_ESRMNT, | |
561 | [ECOMM] = TARGET_ECOMM, | |
562 | [EPROTO] = TARGET_EPROTO, | |
563 | [EDOTDOT] = TARGET_EDOTDOT, | |
564 | [EMULTIHOP] = TARGET_EMULTIHOP, | |
565 | [EBADMSG] = TARGET_EBADMSG, | |
566 | [ENAMETOOLONG] = TARGET_ENAMETOOLONG, | |
567 | [EOVERFLOW] = TARGET_EOVERFLOW, | |
568 | [ENOTUNIQ] = TARGET_ENOTUNIQ, | |
569 | [EBADFD] = TARGET_EBADFD, | |
570 | [EREMCHG] = TARGET_EREMCHG, | |
571 | [ELIBACC] = TARGET_ELIBACC, | |
572 | [ELIBBAD] = TARGET_ELIBBAD, | |
573 | [ELIBSCN] = TARGET_ELIBSCN, | |
574 | [ELIBMAX] = TARGET_ELIBMAX, | |
575 | [ELIBEXEC] = TARGET_ELIBEXEC, | |
576 | [EILSEQ] = TARGET_EILSEQ, | |
577 | [ENOSYS] = TARGET_ENOSYS, | |
578 | [ELOOP] = TARGET_ELOOP, | |
579 | [ERESTART] = TARGET_ERESTART, | |
580 | [ESTRPIPE] = TARGET_ESTRPIPE, | |
581 | [ENOTEMPTY] = TARGET_ENOTEMPTY, | |
582 | [EUSERS] = TARGET_EUSERS, | |
583 | [ENOTSOCK] = TARGET_ENOTSOCK, | |
584 | [EDESTADDRREQ] = TARGET_EDESTADDRREQ, | |
585 | [EMSGSIZE] = TARGET_EMSGSIZE, | |
586 | [EPROTOTYPE] = TARGET_EPROTOTYPE, | |
587 | [ENOPROTOOPT] = TARGET_ENOPROTOOPT, | |
588 | [EPROTONOSUPPORT] = TARGET_EPROTONOSUPPORT, | |
589 | [ESOCKTNOSUPPORT] = TARGET_ESOCKTNOSUPPORT, | |
590 | [EOPNOTSUPP] = TARGET_EOPNOTSUPP, | |
591 | [EPFNOSUPPORT] = TARGET_EPFNOSUPPORT, | |
592 | [EAFNOSUPPORT] = TARGET_EAFNOSUPPORT, | |
593 | [EADDRINUSE] = TARGET_EADDRINUSE, | |
594 | [EADDRNOTAVAIL] = TARGET_EADDRNOTAVAIL, | |
595 | [ENETDOWN] = TARGET_ENETDOWN, | |
596 | [ENETUNREACH] = TARGET_ENETUNREACH, | |
597 | [ENETRESET] = TARGET_ENETRESET, | |
598 | [ECONNABORTED] = TARGET_ECONNABORTED, | |
599 | [ECONNRESET] = TARGET_ECONNRESET, | |
600 | [ENOBUFS] = TARGET_ENOBUFS, | |
601 | [EISCONN] = TARGET_EISCONN, | |
602 | [ENOTCONN] = TARGET_ENOTCONN, | |
603 | [EUCLEAN] = TARGET_EUCLEAN, | |
604 | [ENOTNAM] = TARGET_ENOTNAM, | |
605 | [ENAVAIL] = TARGET_ENAVAIL, | |
606 | [EISNAM] = TARGET_EISNAM, | |
607 | [EREMOTEIO] = TARGET_EREMOTEIO, | |
608 | [ESHUTDOWN] = TARGET_ESHUTDOWN, | |
609 | [ETOOMANYREFS] = TARGET_ETOOMANYREFS, | |
610 | [ETIMEDOUT] = TARGET_ETIMEDOUT, | |
611 | [ECONNREFUSED] = TARGET_ECONNREFUSED, | |
612 | [EHOSTDOWN] = TARGET_EHOSTDOWN, | |
613 | [EHOSTUNREACH] = TARGET_EHOSTUNREACH, | |
614 | [EALREADY] = TARGET_EALREADY, | |
615 | [EINPROGRESS] = TARGET_EINPROGRESS, | |
616 | [ESTALE] = TARGET_ESTALE, | |
617 | [ECANCELED] = TARGET_ECANCELED, | |
618 | [ENOMEDIUM] = TARGET_ENOMEDIUM, | |
619 | [EMEDIUMTYPE] = TARGET_EMEDIUMTYPE, | |
b7fe5db7 | 620 | #ifdef ENOKEY |
637947f1 | 621 | [ENOKEY] = TARGET_ENOKEY, |
b7fe5db7 TS |
622 | #endif |
623 | #ifdef EKEYEXPIRED | |
637947f1 | 624 | [EKEYEXPIRED] = TARGET_EKEYEXPIRED, |
b7fe5db7 TS |
625 | #endif |
626 | #ifdef EKEYREVOKED | |
637947f1 | 627 | [EKEYREVOKED] = TARGET_EKEYREVOKED, |
b7fe5db7 TS |
628 | #endif |
629 | #ifdef EKEYREJECTED | |
637947f1 | 630 | [EKEYREJECTED] = TARGET_EKEYREJECTED, |
b7fe5db7 TS |
631 | #endif |
632 | #ifdef EOWNERDEAD | |
637947f1 | 633 | [EOWNERDEAD] = TARGET_EOWNERDEAD, |
b7fe5db7 TS |
634 | #endif |
635 | #ifdef ENOTRECOVERABLE | |
637947f1 | 636 | [ENOTRECOVERABLE] = TARGET_ENOTRECOVERABLE, |
b7fe5db7 | 637 | #endif |
b92c47c1 | 638 | }; |
637947f1 TS |
639 | |
640 | static inline int host_to_target_errno(int err) | |
641 | { | |
642 | if(host_to_target_errno_table[err]) | |
643 | return host_to_target_errno_table[err]; | |
644 | return err; | |
645 | } | |
646 | ||
b92c47c1 TS |
647 | static inline int target_to_host_errno(int err) |
648 | { | |
649 | if (target_to_host_errno_table[err]) | |
650 | return target_to_host_errno_table[err]; | |
651 | return err; | |
652 | } | |
653 | ||
992f48a0 | 654 | static inline abi_long get_errno(abi_long ret) |
31e31b8a FB |
655 | { |
656 | if (ret == -1) | |
637947f1 | 657 | return -host_to_target_errno(errno); |
31e31b8a FB |
658 | else |
659 | return ret; | |
660 | } | |
661 | ||
992f48a0 | 662 | static inline int is_error(abi_long ret) |
31e31b8a | 663 | { |
992f48a0 | 664 | return (abi_ulong)ret >= (abi_ulong)(-4096); |
31e31b8a FB |
665 | } |
666 | ||
b92c47c1 TS |
667 | char *target_strerror(int err) |
668 | { | |
669 | return strerror(target_to_host_errno(err)); | |
670 | } | |
671 | ||
992f48a0 BS |
672 | static abi_ulong target_brk; |
673 | static abi_ulong target_original_brk; | |
31e31b8a | 674 | |
992f48a0 | 675 | void target_set_brk(abi_ulong new_brk) |
31e31b8a | 676 | { |
4c1de73d | 677 | target_original_brk = target_brk = HOST_PAGE_ALIGN(new_brk); |
31e31b8a FB |
678 | } |
679 | ||
0da46a6e | 680 | /* do_brk() must return target values and target errnos. */ |
992f48a0 | 681 | abi_long do_brk(abi_ulong new_brk) |
31e31b8a | 682 | { |
992f48a0 BS |
683 | abi_ulong brk_page; |
684 | abi_long mapped_addr; | |
31e31b8a FB |
685 | int new_alloc_size; |
686 | ||
687 | if (!new_brk) | |
53a5960a | 688 | return target_brk; |
31e31b8a | 689 | if (new_brk < target_original_brk) |
7ab240ad | 690 | return target_brk; |
3b46e624 | 691 | |
53a5960a | 692 | brk_page = HOST_PAGE_ALIGN(target_brk); |
31e31b8a FB |
693 | |
694 | /* If the new brk is less than this, set it and we're done... */ | |
695 | if (new_brk < brk_page) { | |
696 | target_brk = new_brk; | |
53a5960a | 697 | return target_brk; |
31e31b8a FB |
698 | } |
699 | ||
700 | /* We need to allocate more memory after the brk... */ | |
54936004 | 701 | new_alloc_size = HOST_PAGE_ALIGN(new_brk - brk_page + 1); |
5fafdf24 | 702 | mapped_addr = get_errno(target_mmap(brk_page, new_alloc_size, |
54936004 FB |
703 | PROT_READ|PROT_WRITE, |
704 | MAP_ANON|MAP_FIXED|MAP_PRIVATE, 0, 0)); | |
7ab240ad AZ |
705 | |
706 | if (!is_error(mapped_addr)) | |
31e31b8a | 707 | target_brk = new_brk; |
7ab240ad AZ |
708 | |
709 | return target_brk; | |
31e31b8a FB |
710 | } |
711 | ||
26edcf41 TS |
712 | static inline abi_long copy_from_user_fdset(fd_set *fds, |
713 | abi_ulong target_fds_addr, | |
714 | int n) | |
31e31b8a | 715 | { |
26edcf41 TS |
716 | int i, nw, j, k; |
717 | abi_ulong b, *target_fds; | |
718 | ||
719 | nw = (n + TARGET_ABI_BITS - 1) / TARGET_ABI_BITS; | |
720 | if (!(target_fds = lock_user(VERIFY_READ, | |
721 | target_fds_addr, | |
722 | sizeof(abi_ulong) * nw, | |
723 | 1))) | |
724 | return -TARGET_EFAULT; | |
725 | ||
726 | FD_ZERO(fds); | |
727 | k = 0; | |
728 | for (i = 0; i < nw; i++) { | |
729 | /* grab the abi_ulong */ | |
730 | __get_user(b, &target_fds[i]); | |
731 | for (j = 0; j < TARGET_ABI_BITS; j++) { | |
732 | /* check the bit inside the abi_ulong */ | |
733 | if ((b >> j) & 1) | |
734 | FD_SET(k, fds); | |
735 | k++; | |
31e31b8a | 736 | } |
31e31b8a | 737 | } |
26edcf41 TS |
738 | |
739 | unlock_user(target_fds, target_fds_addr, 0); | |
740 | ||
741 | return 0; | |
31e31b8a FB |
742 | } |
743 | ||
26edcf41 TS |
744 | static inline abi_long copy_to_user_fdset(abi_ulong target_fds_addr, |
745 | const fd_set *fds, | |
746 | int n) | |
31e31b8a | 747 | { |
31e31b8a | 748 | int i, nw, j, k; |
992f48a0 | 749 | abi_long v; |
26edcf41 | 750 | abi_ulong *target_fds; |
31e31b8a | 751 | |
26edcf41 TS |
752 | nw = (n + TARGET_ABI_BITS - 1) / TARGET_ABI_BITS; |
753 | if (!(target_fds = lock_user(VERIFY_WRITE, | |
754 | target_fds_addr, | |
755 | sizeof(abi_ulong) * nw, | |
756 | 0))) | |
757 | return -TARGET_EFAULT; | |
758 | ||
759 | k = 0; | |
760 | for (i = 0; i < nw; i++) { | |
761 | v = 0; | |
762 | for (j = 0; j < TARGET_ABI_BITS; j++) { | |
763 | v |= ((FD_ISSET(k, fds) != 0) << j); | |
764 | k++; | |
31e31b8a | 765 | } |
26edcf41 | 766 | __put_user(v, &target_fds[i]); |
31e31b8a | 767 | } |
26edcf41 TS |
768 | |
769 | unlock_user(target_fds, target_fds_addr, sizeof(abi_ulong) * nw); | |
770 | ||
771 | return 0; | |
31e31b8a FB |
772 | } |
773 | ||
c596ed17 FB |
774 | #if defined(__alpha__) |
775 | #define HOST_HZ 1024 | |
776 | #else | |
777 | #define HOST_HZ 100 | |
778 | #endif | |
779 | ||
992f48a0 | 780 | static inline abi_long host_to_target_clock_t(long ticks) |
c596ed17 FB |
781 | { |
782 | #if HOST_HZ == TARGET_HZ | |
783 | return ticks; | |
784 | #else | |
785 | return ((int64_t)ticks * TARGET_HZ) / HOST_HZ; | |
786 | #endif | |
787 | } | |
788 | ||
579a97f7 FB |
789 | static inline abi_long host_to_target_rusage(abi_ulong target_addr, |
790 | const struct rusage *rusage) | |
b409186b | 791 | { |
53a5960a PB |
792 | struct target_rusage *target_rusage; |
793 | ||
579a97f7 FB |
794 | if (!lock_user_struct(VERIFY_WRITE, target_rusage, target_addr, 0)) |
795 | return -TARGET_EFAULT; | |
b409186b FB |
796 | target_rusage->ru_utime.tv_sec = tswapl(rusage->ru_utime.tv_sec); |
797 | target_rusage->ru_utime.tv_usec = tswapl(rusage->ru_utime.tv_usec); | |
798 | target_rusage->ru_stime.tv_sec = tswapl(rusage->ru_stime.tv_sec); | |
799 | target_rusage->ru_stime.tv_usec = tswapl(rusage->ru_stime.tv_usec); | |
800 | target_rusage->ru_maxrss = tswapl(rusage->ru_maxrss); | |
801 | target_rusage->ru_ixrss = tswapl(rusage->ru_ixrss); | |
802 | target_rusage->ru_idrss = tswapl(rusage->ru_idrss); | |
803 | target_rusage->ru_isrss = tswapl(rusage->ru_isrss); | |
804 | target_rusage->ru_minflt = tswapl(rusage->ru_minflt); | |
805 | target_rusage->ru_majflt = tswapl(rusage->ru_majflt); | |
806 | target_rusage->ru_nswap = tswapl(rusage->ru_nswap); | |
807 | target_rusage->ru_inblock = tswapl(rusage->ru_inblock); | |
808 | target_rusage->ru_oublock = tswapl(rusage->ru_oublock); | |
809 | target_rusage->ru_msgsnd = tswapl(rusage->ru_msgsnd); | |
810 | target_rusage->ru_msgrcv = tswapl(rusage->ru_msgrcv); | |
811 | target_rusage->ru_nsignals = tswapl(rusage->ru_nsignals); | |
812 | target_rusage->ru_nvcsw = tswapl(rusage->ru_nvcsw); | |
813 | target_rusage->ru_nivcsw = tswapl(rusage->ru_nivcsw); | |
53a5960a | 814 | unlock_user_struct(target_rusage, target_addr, 1); |
579a97f7 FB |
815 | |
816 | return 0; | |
b409186b FB |
817 | } |
818 | ||
788f5ec4 TS |
819 | static inline abi_long copy_from_user_timeval(struct timeval *tv, |
820 | abi_ulong target_tv_addr) | |
31e31b8a | 821 | { |
53a5960a PB |
822 | struct target_timeval *target_tv; |
823 | ||
788f5ec4 | 824 | if (!lock_user_struct(VERIFY_READ, target_tv, target_tv_addr, 1)) |
579a97f7 | 825 | return -TARGET_EFAULT; |
788f5ec4 TS |
826 | |
827 | __get_user(tv->tv_sec, &target_tv->tv_sec); | |
828 | __get_user(tv->tv_usec, &target_tv->tv_usec); | |
829 | ||
830 | unlock_user_struct(target_tv, target_tv_addr, 0); | |
579a97f7 FB |
831 | |
832 | return 0; | |
31e31b8a FB |
833 | } |
834 | ||
788f5ec4 TS |
835 | static inline abi_long copy_to_user_timeval(abi_ulong target_tv_addr, |
836 | const struct timeval *tv) | |
31e31b8a | 837 | { |
53a5960a PB |
838 | struct target_timeval *target_tv; |
839 | ||
788f5ec4 | 840 | if (!lock_user_struct(VERIFY_WRITE, target_tv, target_tv_addr, 0)) |
579a97f7 | 841 | return -TARGET_EFAULT; |
788f5ec4 TS |
842 | |
843 | __put_user(tv->tv_sec, &target_tv->tv_sec); | |
844 | __put_user(tv->tv_usec, &target_tv->tv_usec); | |
845 | ||
846 | unlock_user_struct(target_tv, target_tv_addr, 1); | |
579a97f7 FB |
847 | |
848 | return 0; | |
31e31b8a FB |
849 | } |
850 | ||
24e1003a AJ |
851 | static inline abi_long copy_from_user_mq_attr(struct mq_attr *attr, |
852 | abi_ulong target_mq_attr_addr) | |
853 | { | |
854 | struct target_mq_attr *target_mq_attr; | |
855 | ||
856 | if (!lock_user_struct(VERIFY_READ, target_mq_attr, | |
857 | target_mq_attr_addr, 1)) | |
858 | return -TARGET_EFAULT; | |
859 | ||
860 | __get_user(attr->mq_flags, &target_mq_attr->mq_flags); | |
861 | __get_user(attr->mq_maxmsg, &target_mq_attr->mq_maxmsg); | |
862 | __get_user(attr->mq_msgsize, &target_mq_attr->mq_msgsize); | |
863 | __get_user(attr->mq_curmsgs, &target_mq_attr->mq_curmsgs); | |
864 | ||
865 | unlock_user_struct(target_mq_attr, target_mq_attr_addr, 0); | |
866 | ||
867 | return 0; | |
868 | } | |
869 | ||
870 | static inline abi_long copy_to_user_mq_attr(abi_ulong target_mq_attr_addr, | |
871 | const struct mq_attr *attr) | |
872 | { | |
873 | struct target_mq_attr *target_mq_attr; | |
874 | ||
875 | if (!lock_user_struct(VERIFY_WRITE, target_mq_attr, | |
876 | target_mq_attr_addr, 0)) | |
877 | return -TARGET_EFAULT; | |
878 | ||
879 | __put_user(attr->mq_flags, &target_mq_attr->mq_flags); | |
880 | __put_user(attr->mq_maxmsg, &target_mq_attr->mq_maxmsg); | |
881 | __put_user(attr->mq_msgsize, &target_mq_attr->mq_msgsize); | |
882 | __put_user(attr->mq_curmsgs, &target_mq_attr->mq_curmsgs); | |
883 | ||
884 | unlock_user_struct(target_mq_attr, target_mq_attr_addr, 1); | |
885 | ||
886 | return 0; | |
887 | } | |
31e31b8a | 888 | |
0da46a6e | 889 | /* do_select() must return target values and target errnos. */ |
992f48a0 | 890 | static abi_long do_select(int n, |
26edcf41 TS |
891 | abi_ulong rfd_addr, abi_ulong wfd_addr, |
892 | abi_ulong efd_addr, abi_ulong target_tv_addr) | |
31e31b8a FB |
893 | { |
894 | fd_set rfds, wfds, efds; | |
895 | fd_set *rfds_ptr, *wfds_ptr, *efds_ptr; | |
896 | struct timeval tv, *tv_ptr; | |
992f48a0 | 897 | abi_long ret; |
31e31b8a | 898 | |
26edcf41 TS |
899 | if (rfd_addr) { |
900 | if (copy_from_user_fdset(&rfds, rfd_addr, n)) | |
901 | return -TARGET_EFAULT; | |
902 | rfds_ptr = &rfds; | |
53a5960a | 903 | } else { |
53a5960a PB |
904 | rfds_ptr = NULL; |
905 | } | |
26edcf41 TS |
906 | if (wfd_addr) { |
907 | if (copy_from_user_fdset(&wfds, wfd_addr, n)) | |
908 | return -TARGET_EFAULT; | |
909 | wfds_ptr = &wfds; | |
53a5960a | 910 | } else { |
53a5960a PB |
911 | wfds_ptr = NULL; |
912 | } | |
26edcf41 TS |
913 | if (efd_addr) { |
914 | if (copy_from_user_fdset(&efds, efd_addr, n)) | |
915 | return -TARGET_EFAULT; | |
916 | efds_ptr = &efds; | |
53a5960a | 917 | } else { |
53a5960a PB |
918 | efds_ptr = NULL; |
919 | } | |
3b46e624 | 920 | |
26edcf41 | 921 | if (target_tv_addr) { |
788f5ec4 TS |
922 | if (copy_from_user_timeval(&tv, target_tv_addr)) |
923 | return -TARGET_EFAULT; | |
31e31b8a FB |
924 | tv_ptr = &tv; |
925 | } else { | |
926 | tv_ptr = NULL; | |
927 | } | |
26edcf41 | 928 | |
31e31b8a | 929 | ret = get_errno(select(n, rfds_ptr, wfds_ptr, efds_ptr, tv_ptr)); |
53a5960a | 930 | |
26edcf41 TS |
931 | if (!is_error(ret)) { |
932 | if (rfd_addr && copy_to_user_fdset(rfd_addr, &rfds, n)) | |
933 | return -TARGET_EFAULT; | |
934 | if (wfd_addr && copy_to_user_fdset(wfd_addr, &wfds, n)) | |
935 | return -TARGET_EFAULT; | |
936 | if (efd_addr && copy_to_user_fdset(efd_addr, &efds, n)) | |
937 | return -TARGET_EFAULT; | |
31e31b8a | 938 | |
788f5ec4 TS |
939 | if (target_tv_addr && copy_to_user_timeval(target_tv_addr, &tv)) |
940 | return -TARGET_EFAULT; | |
31e31b8a | 941 | } |
579a97f7 | 942 | |
31e31b8a FB |
943 | return ret; |
944 | } | |
945 | ||
579a97f7 FB |
946 | static inline abi_long target_to_host_sockaddr(struct sockaddr *addr, |
947 | abi_ulong target_addr, | |
948 | socklen_t len) | |
7854b056 | 949 | { |
607175e0 AJ |
950 | const socklen_t unix_maxlen = sizeof (struct sockaddr_un); |
951 | sa_family_t sa_family; | |
53a5960a PB |
952 | struct target_sockaddr *target_saddr; |
953 | ||
579a97f7 FB |
954 | target_saddr = lock_user(VERIFY_READ, target_addr, len, 1); |
955 | if (!target_saddr) | |
956 | return -TARGET_EFAULT; | |
607175e0 AJ |
957 | |
958 | sa_family = tswap16(target_saddr->sa_family); | |
959 | ||
960 | /* Oops. The caller might send a incomplete sun_path; sun_path | |
961 | * must be terminated by \0 (see the manual page), but | |
962 | * unfortunately it is quite common to specify sockaddr_un | |
963 | * length as "strlen(x->sun_path)" while it should be | |
964 | * "strlen(...) + 1". We'll fix that here if needed. | |
965 | * Linux kernel has a similar feature. | |
966 | */ | |
967 | ||
968 | if (sa_family == AF_UNIX) { | |
969 | if (len < unix_maxlen && len > 0) { | |
970 | char *cp = (char*)target_saddr; | |
971 | ||
972 | if ( cp[len-1] && !cp[len] ) | |
973 | len++; | |
974 | } | |
975 | if (len > unix_maxlen) | |
976 | len = unix_maxlen; | |
977 | } | |
978 | ||
53a5960a | 979 | memcpy(addr, target_saddr, len); |
607175e0 | 980 | addr->sa_family = sa_family; |
53a5960a | 981 | unlock_user(target_saddr, target_addr, 0); |
579a97f7 FB |
982 | |
983 | return 0; | |
7854b056 FB |
984 | } |
985 | ||
579a97f7 FB |
986 | static inline abi_long host_to_target_sockaddr(abi_ulong target_addr, |
987 | struct sockaddr *addr, | |
988 | socklen_t len) | |
7854b056 | 989 | { |
53a5960a PB |
990 | struct target_sockaddr *target_saddr; |
991 | ||
579a97f7 FB |
992 | target_saddr = lock_user(VERIFY_WRITE, target_addr, len, 0); |
993 | if (!target_saddr) | |
994 | return -TARGET_EFAULT; | |
53a5960a PB |
995 | memcpy(target_saddr, addr, len); |
996 | target_saddr->sa_family = tswap16(addr->sa_family); | |
997 | unlock_user(target_saddr, target_addr, len); | |
579a97f7 FB |
998 | |
999 | return 0; | |
7854b056 FB |
1000 | } |
1001 | ||
53a5960a | 1002 | /* ??? Should this also swap msgh->name? */ |
5a4a898d FB |
1003 | static inline abi_long target_to_host_cmsg(struct msghdr *msgh, |
1004 | struct target_msghdr *target_msgh) | |
7854b056 FB |
1005 | { |
1006 | struct cmsghdr *cmsg = CMSG_FIRSTHDR(msgh); | |
5a4a898d FB |
1007 | abi_long msg_controllen; |
1008 | abi_ulong target_cmsg_addr; | |
1009 | struct target_cmsghdr *target_cmsg; | |
7854b056 | 1010 | socklen_t space = 0; |
5a4a898d FB |
1011 | |
1012 | msg_controllen = tswapl(target_msgh->msg_controllen); | |
1013 | if (msg_controllen < sizeof (struct target_cmsghdr)) | |
1014 | goto the_end; | |
1015 | target_cmsg_addr = tswapl(target_msgh->msg_control); | |
1016 | target_cmsg = lock_user(VERIFY_READ, target_cmsg_addr, msg_controllen, 1); | |
1017 | if (!target_cmsg) | |
1018 | return -TARGET_EFAULT; | |
7854b056 FB |
1019 | |
1020 | while (cmsg && target_cmsg) { | |
1021 | void *data = CMSG_DATA(cmsg); | |
1022 | void *target_data = TARGET_CMSG_DATA(target_cmsg); | |
1023 | ||
5fafdf24 | 1024 | int len = tswapl(target_cmsg->cmsg_len) |
7854b056 FB |
1025 | - TARGET_CMSG_ALIGN(sizeof (struct target_cmsghdr)); |
1026 | ||
1027 | space += CMSG_SPACE(len); | |
1028 | if (space > msgh->msg_controllen) { | |
1029 | space -= CMSG_SPACE(len); | |
31febb71 | 1030 | gemu_log("Host cmsg overflow\n"); |
7854b056 FB |
1031 | break; |
1032 | } | |
1033 | ||
1034 | cmsg->cmsg_level = tswap32(target_cmsg->cmsg_level); | |
1035 | cmsg->cmsg_type = tswap32(target_cmsg->cmsg_type); | |
1036 | cmsg->cmsg_len = CMSG_LEN(len); | |
1037 | ||
3532fa74 | 1038 | if (cmsg->cmsg_level != TARGET_SOL_SOCKET || cmsg->cmsg_type != SCM_RIGHTS) { |
7854b056 FB |
1039 | gemu_log("Unsupported ancillary data: %d/%d\n", cmsg->cmsg_level, cmsg->cmsg_type); |
1040 | memcpy(data, target_data, len); | |
1041 | } else { | |
1042 | int *fd = (int *)data; | |
1043 | int *target_fd = (int *)target_data; | |
1044 | int i, numfds = len / sizeof(int); | |
1045 | ||
1046 | for (i = 0; i < numfds; i++) | |
1047 | fd[i] = tswap32(target_fd[i]); | |
1048 | } | |
1049 | ||
1050 | cmsg = CMSG_NXTHDR(msgh, cmsg); | |
1051 | target_cmsg = TARGET_CMSG_NXTHDR(target_msgh, target_cmsg); | |
1052 | } | |
5a4a898d FB |
1053 | unlock_user(target_cmsg, target_cmsg_addr, 0); |
1054 | the_end: | |
7854b056 | 1055 | msgh->msg_controllen = space; |
5a4a898d | 1056 | return 0; |
7854b056 FB |
1057 | } |
1058 | ||
53a5960a | 1059 | /* ??? Should this also swap msgh->name? */ |
5a4a898d FB |
1060 | static inline abi_long host_to_target_cmsg(struct target_msghdr *target_msgh, |
1061 | struct msghdr *msgh) | |
7854b056 FB |
1062 | { |
1063 | struct cmsghdr *cmsg = CMSG_FIRSTHDR(msgh); | |
5a4a898d FB |
1064 | abi_long msg_controllen; |
1065 | abi_ulong target_cmsg_addr; | |
1066 | struct target_cmsghdr *target_cmsg; | |
7854b056 FB |
1067 | socklen_t space = 0; |
1068 | ||
5a4a898d FB |
1069 | msg_controllen = tswapl(target_msgh->msg_controllen); |
1070 | if (msg_controllen < sizeof (struct target_cmsghdr)) | |
1071 | goto the_end; | |
1072 | target_cmsg_addr = tswapl(target_msgh->msg_control); | |
1073 | target_cmsg = lock_user(VERIFY_WRITE, target_cmsg_addr, msg_controllen, 0); | |
1074 | if (!target_cmsg) | |
1075 | return -TARGET_EFAULT; | |
1076 | ||
7854b056 FB |
1077 | while (cmsg && target_cmsg) { |
1078 | void *data = CMSG_DATA(cmsg); | |
1079 | void *target_data = TARGET_CMSG_DATA(target_cmsg); | |
1080 | ||
1081 | int len = cmsg->cmsg_len - CMSG_ALIGN(sizeof (struct cmsghdr)); | |
1082 | ||
1083 | space += TARGET_CMSG_SPACE(len); | |
5a4a898d | 1084 | if (space > msg_controllen) { |
7854b056 | 1085 | space -= TARGET_CMSG_SPACE(len); |
31febb71 | 1086 | gemu_log("Target cmsg overflow\n"); |
7854b056 FB |
1087 | break; |
1088 | } | |
1089 | ||
1090 | target_cmsg->cmsg_level = tswap32(cmsg->cmsg_level); | |
1091 | target_cmsg->cmsg_type = tswap32(cmsg->cmsg_type); | |
1092 | target_cmsg->cmsg_len = tswapl(TARGET_CMSG_LEN(len)); | |
1093 | ||
3532fa74 | 1094 | if (cmsg->cmsg_level != TARGET_SOL_SOCKET || cmsg->cmsg_type != SCM_RIGHTS) { |
7854b056 FB |
1095 | gemu_log("Unsupported ancillary data: %d/%d\n", cmsg->cmsg_level, cmsg->cmsg_type); |
1096 | memcpy(target_data, data, len); | |
1097 | } else { | |
1098 | int *fd = (int *)data; | |
1099 | int *target_fd = (int *)target_data; | |
1100 | int i, numfds = len / sizeof(int); | |
1101 | ||
1102 | for (i = 0; i < numfds; i++) | |
1103 | target_fd[i] = tswap32(fd[i]); | |
1104 | } | |
1105 | ||
1106 | cmsg = CMSG_NXTHDR(msgh, cmsg); | |
1107 | target_cmsg = TARGET_CMSG_NXTHDR(target_msgh, target_cmsg); | |
1108 | } | |
5a4a898d FB |
1109 | unlock_user(target_cmsg, target_cmsg_addr, space); |
1110 | the_end: | |
1111 | target_msgh->msg_controllen = tswapl(space); | |
1112 | return 0; | |
7854b056 FB |
1113 | } |
1114 | ||
0da46a6e | 1115 | /* do_setsockopt() Must return target values and target errnos. */ |
992f48a0 | 1116 | static abi_long do_setsockopt(int sockfd, int level, int optname, |
2f619698 | 1117 | abi_ulong optval_addr, socklen_t optlen) |
7854b056 | 1118 | { |
992f48a0 | 1119 | abi_long ret; |
32407103 | 1120 | int val; |
3b46e624 | 1121 | |
8853f86e FB |
1122 | switch(level) { |
1123 | case SOL_TCP: | |
7854b056 | 1124 | /* TCP options all take an 'int' value. */ |
7854b056 | 1125 | if (optlen < sizeof(uint32_t)) |
0da46a6e | 1126 | return -TARGET_EINVAL; |
3b46e624 | 1127 | |
2f619698 FB |
1128 | if (get_user_u32(val, optval_addr)) |
1129 | return -TARGET_EFAULT; | |
8853f86e FB |
1130 | ret = get_errno(setsockopt(sockfd, level, optname, &val, sizeof(val))); |
1131 | break; | |
1132 | case SOL_IP: | |
1133 | switch(optname) { | |
2efbe911 FB |
1134 | case IP_TOS: |
1135 | case IP_TTL: | |
8853f86e | 1136 | case IP_HDRINCL: |
2efbe911 FB |
1137 | case IP_ROUTER_ALERT: |
1138 | case IP_RECVOPTS: | |
1139 | case IP_RETOPTS: | |
1140 | case IP_PKTINFO: | |
1141 | case IP_MTU_DISCOVER: | |
1142 | case IP_RECVERR: | |
1143 | case IP_RECVTOS: | |
1144 | #ifdef IP_FREEBIND | |
1145 | case IP_FREEBIND: | |
1146 | #endif | |
1147 | case IP_MULTICAST_TTL: | |
1148 | case IP_MULTICAST_LOOP: | |
8853f86e FB |
1149 | val = 0; |
1150 | if (optlen >= sizeof(uint32_t)) { | |
2f619698 FB |
1151 | if (get_user_u32(val, optval_addr)) |
1152 | return -TARGET_EFAULT; | |
8853f86e | 1153 | } else if (optlen >= 1) { |
2f619698 FB |
1154 | if (get_user_u8(val, optval_addr)) |
1155 | return -TARGET_EFAULT; | |
8853f86e FB |
1156 | } |
1157 | ret = get_errno(setsockopt(sockfd, level, optname, &val, sizeof(val))); | |
1158 | break; | |
1159 | default: | |
1160 | goto unimplemented; | |
1161 | } | |
1162 | break; | |
3532fa74 | 1163 | case TARGET_SOL_SOCKET: |
8853f86e FB |
1164 | switch (optname) { |
1165 | /* Options with 'int' argument. */ | |
3532fa74 FB |
1166 | case TARGET_SO_DEBUG: |
1167 | optname = SO_DEBUG; | |
1168 | break; | |
1169 | case TARGET_SO_REUSEADDR: | |
1170 | optname = SO_REUSEADDR; | |
1171 | break; | |
1172 | case TARGET_SO_TYPE: | |
1173 | optname = SO_TYPE; | |
1174 | break; | |
1175 | case TARGET_SO_ERROR: | |
1176 | optname = SO_ERROR; | |
1177 | break; | |
1178 | case TARGET_SO_DONTROUTE: | |
1179 | optname = SO_DONTROUTE; | |
1180 | break; | |
1181 | case TARGET_SO_BROADCAST: | |
1182 | optname = SO_BROADCAST; | |
1183 | break; | |
1184 | case TARGET_SO_SNDBUF: | |
1185 | optname = SO_SNDBUF; | |
1186 | break; | |
1187 | case TARGET_SO_RCVBUF: | |
1188 | optname = SO_RCVBUF; | |
1189 | break; | |
1190 | case TARGET_SO_KEEPALIVE: | |
1191 | optname = SO_KEEPALIVE; | |
1192 | break; | |
1193 | case TARGET_SO_OOBINLINE: | |
1194 | optname = SO_OOBINLINE; | |
1195 | break; | |
1196 | case TARGET_SO_NO_CHECK: | |
1197 | optname = SO_NO_CHECK; | |
1198 | break; | |
1199 | case TARGET_SO_PRIORITY: | |
1200 | optname = SO_PRIORITY; | |
1201 | break; | |
5e83e8e3 | 1202 | #ifdef SO_BSDCOMPAT |
3532fa74 FB |
1203 | case TARGET_SO_BSDCOMPAT: |
1204 | optname = SO_BSDCOMPAT; | |
1205 | break; | |
5e83e8e3 | 1206 | #endif |
3532fa74 FB |
1207 | case TARGET_SO_PASSCRED: |
1208 | optname = SO_PASSCRED; | |
1209 | break; | |
1210 | case TARGET_SO_TIMESTAMP: | |
1211 | optname = SO_TIMESTAMP; | |
1212 | break; | |
1213 | case TARGET_SO_RCVLOWAT: | |
1214 | optname = SO_RCVLOWAT; | |
1215 | break; | |
1216 | case TARGET_SO_RCVTIMEO: | |
1217 | optname = SO_RCVTIMEO; | |
1218 | break; | |
1219 | case TARGET_SO_SNDTIMEO: | |
1220 | optname = SO_SNDTIMEO; | |
1221 | break; | |
8853f86e FB |
1222 | break; |
1223 | default: | |
1224 | goto unimplemented; | |
1225 | } | |
3532fa74 | 1226 | if (optlen < sizeof(uint32_t)) |
2f619698 | 1227 | return -TARGET_EINVAL; |
3532fa74 | 1228 | |
2f619698 FB |
1229 | if (get_user_u32(val, optval_addr)) |
1230 | return -TARGET_EFAULT; | |
3532fa74 | 1231 | ret = get_errno(setsockopt(sockfd, SOL_SOCKET, optname, &val, sizeof(val))); |
8853f86e | 1232 | break; |
7854b056 | 1233 | default: |
8853f86e FB |
1234 | unimplemented: |
1235 | gemu_log("Unsupported setsockopt level=%d optname=%d \n", level, optname); | |
6fa13c17 | 1236 | ret = -TARGET_ENOPROTOOPT; |
7854b056 | 1237 | } |
8853f86e | 1238 | return ret; |
7854b056 FB |
1239 | } |
1240 | ||
0da46a6e | 1241 | /* do_getsockopt() Must return target values and target errnos. */ |
992f48a0 | 1242 | static abi_long do_getsockopt(int sockfd, int level, int optname, |
2f619698 | 1243 | abi_ulong optval_addr, abi_ulong optlen) |
7854b056 | 1244 | { |
992f48a0 | 1245 | abi_long ret; |
b55266b5 BS |
1246 | int len, val; |
1247 | socklen_t lv; | |
8853f86e FB |
1248 | |
1249 | switch(level) { | |
3532fa74 FB |
1250 | case TARGET_SOL_SOCKET: |
1251 | level = SOL_SOCKET; | |
8853f86e | 1252 | switch (optname) { |
3532fa74 FB |
1253 | case TARGET_SO_LINGER: |
1254 | case TARGET_SO_RCVTIMEO: | |
1255 | case TARGET_SO_SNDTIMEO: | |
1256 | case TARGET_SO_PEERCRED: | |
1257 | case TARGET_SO_PEERNAME: | |
8853f86e FB |
1258 | /* These don't just return a single integer */ |
1259 | goto unimplemented; | |
1260 | default: | |
2efbe911 FB |
1261 | goto int_case; |
1262 | } | |
1263 | break; | |
1264 | case SOL_TCP: | |
1265 | /* TCP options all take an 'int' value. */ | |
1266 | int_case: | |
2f619698 FB |
1267 | if (get_user_u32(len, optlen)) |
1268 | return -TARGET_EFAULT; | |
2efbe911 | 1269 | if (len < 0) |
0da46a6e | 1270 | return -TARGET_EINVAL; |
2efbe911 FB |
1271 | lv = sizeof(int); |
1272 | ret = get_errno(getsockopt(sockfd, level, optname, &val, &lv)); | |
1273 | if (ret < 0) | |
1274 | return ret; | |
1275 | val = tswap32(val); | |
1276 | if (len > lv) | |
1277 | len = lv; | |
2f619698 FB |
1278 | if (len == 4) { |
1279 | if (put_user_u32(val, optval_addr)) | |
1280 | return -TARGET_EFAULT; | |
1281 | } else { | |
1282 | if (put_user_u8(val, optval_addr)) | |
1283 | return -TARGET_EFAULT; | |
1284 | } | |
1285 | if (put_user_u32(len, optlen)) | |
1286 | return -TARGET_EFAULT; | |
2efbe911 FB |
1287 | break; |
1288 | case SOL_IP: | |
1289 | switch(optname) { | |
1290 | case IP_TOS: | |
1291 | case IP_TTL: | |
1292 | case IP_HDRINCL: | |
1293 | case IP_ROUTER_ALERT: | |
1294 | case IP_RECVOPTS: | |
1295 | case IP_RETOPTS: | |
1296 | case IP_PKTINFO: | |
1297 | case IP_MTU_DISCOVER: | |
1298 | case IP_RECVERR: | |
1299 | case IP_RECVTOS: | |
1300 | #ifdef IP_FREEBIND | |
1301 | case IP_FREEBIND: | |
1302 | #endif | |
1303 | case IP_MULTICAST_TTL: | |
1304 | case IP_MULTICAST_LOOP: | |
2f619698 FB |
1305 | if (get_user_u32(len, optlen)) |
1306 | return -TARGET_EFAULT; | |
8853f86e | 1307 | if (len < 0) |
0da46a6e | 1308 | return -TARGET_EINVAL; |
8853f86e FB |
1309 | lv = sizeof(int); |
1310 | ret = get_errno(getsockopt(sockfd, level, optname, &val, &lv)); | |
1311 | if (ret < 0) | |
1312 | return ret; | |
2efbe911 | 1313 | if (len < sizeof(int) && len > 0 && val >= 0 && val < 255) { |
2efbe911 | 1314 | len = 1; |
2f619698 FB |
1315 | if (put_user_u32(len, optlen) |
1316 | || put_user_u8(val, optval_addr)) | |
1317 | return -TARGET_EFAULT; | |
2efbe911 | 1318 | } else { |
2efbe911 FB |
1319 | if (len > sizeof(int)) |
1320 | len = sizeof(int); | |
2f619698 FB |
1321 | if (put_user_u32(len, optlen) |
1322 | || put_user_u32(val, optval_addr)) | |
1323 | return -TARGET_EFAULT; | |
2efbe911 | 1324 | } |
8853f86e | 1325 | break; |
2efbe911 | 1326 | default: |
c02f499e TS |
1327 | ret = -TARGET_ENOPROTOOPT; |
1328 | break; | |
8853f86e FB |
1329 | } |
1330 | break; | |
1331 | default: | |
1332 | unimplemented: | |
1333 | gemu_log("getsockopt level=%d optname=%d not yet supported\n", | |
1334 | level, optname); | |
c02f499e | 1335 | ret = -TARGET_EOPNOTSUPP; |
8853f86e FB |
1336 | break; |
1337 | } | |
1338 | return ret; | |
7854b056 FB |
1339 | } |
1340 | ||
579a97f7 FB |
1341 | /* FIXME |
1342 | * lock_iovec()/unlock_iovec() have a return code of 0 for success where | |
1343 | * other lock functions have a return code of 0 for failure. | |
1344 | */ | |
1345 | static abi_long lock_iovec(int type, struct iovec *vec, abi_ulong target_addr, | |
1346 | int count, int copy) | |
53a5960a PB |
1347 | { |
1348 | struct target_iovec *target_vec; | |
992f48a0 | 1349 | abi_ulong base; |
d732dcb4 | 1350 | int i; |
53a5960a | 1351 | |
579a97f7 FB |
1352 | target_vec = lock_user(VERIFY_READ, target_addr, count * sizeof(struct target_iovec), 1); |
1353 | if (!target_vec) | |
1354 | return -TARGET_EFAULT; | |
53a5960a PB |
1355 | for(i = 0;i < count; i++) { |
1356 | base = tswapl(target_vec[i].iov_base); | |
1357 | vec[i].iov_len = tswapl(target_vec[i].iov_len); | |
41df8411 FB |
1358 | if (vec[i].iov_len != 0) { |
1359 | vec[i].iov_base = lock_user(type, base, vec[i].iov_len, copy); | |
d732dcb4 AZ |
1360 | /* Don't check lock_user return value. We must call writev even |
1361 | if a element has invalid base address. */ | |
41df8411 FB |
1362 | } else { |
1363 | /* zero length pointer is ignored */ | |
1364 | vec[i].iov_base = NULL; | |
1365 | } | |
579a97f7 FB |
1366 | } |
1367 | unlock_user (target_vec, target_addr, 0); | |
1368 | return 0; | |
53a5960a PB |
1369 | } |
1370 | ||
579a97f7 FB |
1371 | static abi_long unlock_iovec(struct iovec *vec, abi_ulong target_addr, |
1372 | int count, int copy) | |
53a5960a PB |
1373 | { |
1374 | struct target_iovec *target_vec; | |
992f48a0 | 1375 | abi_ulong base; |
53a5960a PB |
1376 | int i; |
1377 | ||
579a97f7 FB |
1378 | target_vec = lock_user(VERIFY_READ, target_addr, count * sizeof(struct target_iovec), 1); |
1379 | if (!target_vec) | |
1380 | return -TARGET_EFAULT; | |
53a5960a | 1381 | for(i = 0;i < count; i++) { |
d732dcb4 AZ |
1382 | if (target_vec[i].iov_base) { |
1383 | base = tswapl(target_vec[i].iov_base); | |
1384 | unlock_user(vec[i].iov_base, base, copy ? vec[i].iov_len : 0); | |
1385 | } | |
53a5960a PB |
1386 | } |
1387 | unlock_user (target_vec, target_addr, 0); | |
579a97f7 FB |
1388 | |
1389 | return 0; | |
53a5960a PB |
1390 | } |
1391 | ||
0da46a6e | 1392 | /* do_socket() Must return target values and target errnos. */ |
992f48a0 | 1393 | static abi_long do_socket(int domain, int type, int protocol) |
3532fa74 FB |
1394 | { |
1395 | #if defined(TARGET_MIPS) | |
1396 | switch(type) { | |
1397 | case TARGET_SOCK_DGRAM: | |
1398 | type = SOCK_DGRAM; | |
1399 | break; | |
1400 | case TARGET_SOCK_STREAM: | |
1401 | type = SOCK_STREAM; | |
1402 | break; | |
1403 | case TARGET_SOCK_RAW: | |
1404 | type = SOCK_RAW; | |
1405 | break; | |
1406 | case TARGET_SOCK_RDM: | |
1407 | type = SOCK_RDM; | |
1408 | break; | |
1409 | case TARGET_SOCK_SEQPACKET: | |
1410 | type = SOCK_SEQPACKET; | |
1411 | break; | |
1412 | case TARGET_SOCK_PACKET: | |
1413 | type = SOCK_PACKET; | |
1414 | break; | |
1415 | } | |
1416 | #endif | |
12bc92ab AZ |
1417 | if (domain == PF_NETLINK) |
1418 | return -EAFNOSUPPORT; /* do not NETLINK socket connections possible */ | |
3532fa74 FB |
1419 | return get_errno(socket(domain, type, protocol)); |
1420 | } | |
1421 | ||
0da46a6e | 1422 | /* do_bind() Must return target values and target errnos. */ |
992f48a0 BS |
1423 | static abi_long do_bind(int sockfd, abi_ulong target_addr, |
1424 | socklen_t addrlen) | |
3532fa74 | 1425 | { |
8f7aeaf6 AJ |
1426 | void *addr; |
1427 | ||
be09ac41 | 1428 | if (addrlen < 0) |
8f7aeaf6 AJ |
1429 | return -TARGET_EINVAL; |
1430 | ||
607175e0 | 1431 | addr = alloca(addrlen+1); |
3b46e624 | 1432 | |
3532fa74 FB |
1433 | target_to_host_sockaddr(addr, target_addr, addrlen); |
1434 | return get_errno(bind(sockfd, addr, addrlen)); | |
1435 | } | |
1436 | ||
0da46a6e | 1437 | /* do_connect() Must return target values and target errnos. */ |
992f48a0 BS |
1438 | static abi_long do_connect(int sockfd, abi_ulong target_addr, |
1439 | socklen_t addrlen) | |
3532fa74 | 1440 | { |
8f7aeaf6 AJ |
1441 | void *addr; |
1442 | ||
be09ac41 | 1443 | if (addrlen < 0) |
8f7aeaf6 AJ |
1444 | return -TARGET_EINVAL; |
1445 | ||
1446 | addr = alloca(addrlen); | |
3b46e624 | 1447 | |
3532fa74 FB |
1448 | target_to_host_sockaddr(addr, target_addr, addrlen); |
1449 | return get_errno(connect(sockfd, addr, addrlen)); | |
1450 | } | |
1451 | ||
0da46a6e | 1452 | /* do_sendrecvmsg() Must return target values and target errnos. */ |
992f48a0 BS |
1453 | static abi_long do_sendrecvmsg(int fd, abi_ulong target_msg, |
1454 | int flags, int send) | |
3532fa74 | 1455 | { |
6de645c7 | 1456 | abi_long ret, len; |
3532fa74 FB |
1457 | struct target_msghdr *msgp; |
1458 | struct msghdr msg; | |
1459 | int count; | |
1460 | struct iovec *vec; | |
992f48a0 | 1461 | abi_ulong target_vec; |
3532fa74 | 1462 | |
579a97f7 FB |
1463 | /* FIXME */ |
1464 | if (!lock_user_struct(send ? VERIFY_READ : VERIFY_WRITE, | |
1465 | msgp, | |
1466 | target_msg, | |
1467 | send ? 1 : 0)) | |
1468 | return -TARGET_EFAULT; | |
3532fa74 FB |
1469 | if (msgp->msg_name) { |
1470 | msg.msg_namelen = tswap32(msgp->msg_namelen); | |
1471 | msg.msg_name = alloca(msg.msg_namelen); | |
1472 | target_to_host_sockaddr(msg.msg_name, tswapl(msgp->msg_name), | |
1473 | msg.msg_namelen); | |
1474 | } else { | |
1475 | msg.msg_name = NULL; | |
1476 | msg.msg_namelen = 0; | |
1477 | } | |
1478 | msg.msg_controllen = 2 * tswapl(msgp->msg_controllen); | |
1479 | msg.msg_control = alloca(msg.msg_controllen); | |
1480 | msg.msg_flags = tswap32(msgp->msg_flags); | |
3b46e624 | 1481 | |
3532fa74 FB |
1482 | count = tswapl(msgp->msg_iovlen); |
1483 | vec = alloca(count * sizeof(struct iovec)); | |
1484 | target_vec = tswapl(msgp->msg_iov); | |
579a97f7 | 1485 | lock_iovec(send ? VERIFY_READ : VERIFY_WRITE, vec, target_vec, count, send); |
3532fa74 FB |
1486 | msg.msg_iovlen = count; |
1487 | msg.msg_iov = vec; | |
3b46e624 | 1488 | |
3532fa74 | 1489 | if (send) { |
5a4a898d FB |
1490 | ret = target_to_host_cmsg(&msg, msgp); |
1491 | if (ret == 0) | |
1492 | ret = get_errno(sendmsg(fd, &msg, flags)); | |
3532fa74 FB |
1493 | } else { |
1494 | ret = get_errno(recvmsg(fd, &msg, flags)); | |
6de645c7 AZ |
1495 | if (!is_error(ret)) { |
1496 | len = ret; | |
5a4a898d | 1497 | ret = host_to_target_cmsg(msgp, &msg); |
6de645c7 AZ |
1498 | if (!is_error(ret)) |
1499 | ret = len; | |
1500 | } | |
3532fa74 FB |
1501 | } |
1502 | unlock_iovec(vec, target_vec, count, !send); | |
579a97f7 | 1503 | unlock_user_struct(msgp, target_msg, send ? 0 : 1); |
3532fa74 FB |
1504 | return ret; |
1505 | } | |
1506 | ||
0da46a6e | 1507 | /* do_accept() Must return target values and target errnos. */ |
992f48a0 | 1508 | static abi_long do_accept(int fd, abi_ulong target_addr, |
2f619698 | 1509 | abi_ulong target_addrlen_addr) |
1be9e1dc | 1510 | { |
2f619698 FB |
1511 | socklen_t addrlen; |
1512 | void *addr; | |
992f48a0 | 1513 | abi_long ret; |
1be9e1dc | 1514 | |
2f619698 FB |
1515 | if (get_user_u32(addrlen, target_addrlen_addr)) |
1516 | return -TARGET_EFAULT; | |
1517 | ||
be09ac41 | 1518 | if (addrlen < 0) |
8f7aeaf6 AJ |
1519 | return -TARGET_EINVAL; |
1520 | ||
2f619698 FB |
1521 | addr = alloca(addrlen); |
1522 | ||
1be9e1dc PB |
1523 | ret = get_errno(accept(fd, addr, &addrlen)); |
1524 | if (!is_error(ret)) { | |
1525 | host_to_target_sockaddr(target_addr, addr, addrlen); | |
2f619698 FB |
1526 | if (put_user_u32(addrlen, target_addrlen_addr)) |
1527 | ret = -TARGET_EFAULT; | |
1be9e1dc PB |
1528 | } |
1529 | return ret; | |
1530 | } | |
1531 | ||
0da46a6e | 1532 | /* do_getpeername() Must return target values and target errnos. */ |
992f48a0 | 1533 | static abi_long do_getpeername(int fd, abi_ulong target_addr, |
2f619698 | 1534 | abi_ulong target_addrlen_addr) |
1be9e1dc | 1535 | { |
2f619698 FB |
1536 | socklen_t addrlen; |
1537 | void *addr; | |
992f48a0 | 1538 | abi_long ret; |
1be9e1dc | 1539 | |
2f619698 FB |
1540 | if (get_user_u32(addrlen, target_addrlen_addr)) |
1541 | return -TARGET_EFAULT; | |
1542 | ||
be09ac41 | 1543 | if (addrlen < 0) |
8f7aeaf6 AJ |
1544 | return -TARGET_EINVAL; |
1545 | ||
2f619698 FB |
1546 | addr = alloca(addrlen); |
1547 | ||
1be9e1dc PB |
1548 | ret = get_errno(getpeername(fd, addr, &addrlen)); |
1549 | if (!is_error(ret)) { | |
1550 | host_to_target_sockaddr(target_addr, addr, addrlen); | |
2f619698 FB |
1551 | if (put_user_u32(addrlen, target_addrlen_addr)) |
1552 | ret = -TARGET_EFAULT; | |
1be9e1dc PB |
1553 | } |
1554 | return ret; | |
1555 | } | |
1556 | ||
0da46a6e | 1557 | /* do_getsockname() Must return target values and target errnos. */ |
992f48a0 | 1558 | static abi_long do_getsockname(int fd, abi_ulong target_addr, |
2f619698 | 1559 | abi_ulong target_addrlen_addr) |
1be9e1dc | 1560 | { |
2f619698 FB |
1561 | socklen_t addrlen; |
1562 | void *addr; | |
992f48a0 | 1563 | abi_long ret; |
1be9e1dc | 1564 | |
8fea3602 AJ |
1565 | if (target_addr == 0) |
1566 | return get_errno(accept(fd, NULL, NULL)); | |
1567 | ||
2f619698 FB |
1568 | if (get_user_u32(addrlen, target_addrlen_addr)) |
1569 | return -TARGET_EFAULT; | |
1570 | ||
be09ac41 | 1571 | if (addrlen < 0) |
8f7aeaf6 AJ |
1572 | return -TARGET_EINVAL; |
1573 | ||
2f619698 FB |
1574 | addr = alloca(addrlen); |
1575 | ||
1be9e1dc PB |
1576 | ret = get_errno(getsockname(fd, addr, &addrlen)); |
1577 | if (!is_error(ret)) { | |
1578 | host_to_target_sockaddr(target_addr, addr, addrlen); | |
2f619698 FB |
1579 | if (put_user_u32(addrlen, target_addrlen_addr)) |
1580 | ret = -TARGET_EFAULT; | |
1be9e1dc PB |
1581 | } |
1582 | return ret; | |
1583 | } | |
1584 | ||
0da46a6e | 1585 | /* do_socketpair() Must return target values and target errnos. */ |
992f48a0 | 1586 | static abi_long do_socketpair(int domain, int type, int protocol, |
2f619698 | 1587 | abi_ulong target_tab_addr) |
1be9e1dc PB |
1588 | { |
1589 | int tab[2]; | |
992f48a0 | 1590 | abi_long ret; |
1be9e1dc PB |
1591 | |
1592 | ret = get_errno(socketpair(domain, type, protocol, tab)); | |
1593 | if (!is_error(ret)) { | |
2f619698 FB |
1594 | if (put_user_s32(tab[0], target_tab_addr) |
1595 | || put_user_s32(tab[1], target_tab_addr + sizeof(tab[0]))) | |
1596 | ret = -TARGET_EFAULT; | |
1be9e1dc PB |
1597 | } |
1598 | return ret; | |
1599 | } | |
1600 | ||
0da46a6e | 1601 | /* do_sendto() Must return target values and target errnos. */ |
992f48a0 BS |
1602 | static abi_long do_sendto(int fd, abi_ulong msg, size_t len, int flags, |
1603 | abi_ulong target_addr, socklen_t addrlen) | |
1be9e1dc PB |
1604 | { |
1605 | void *addr; | |
1606 | void *host_msg; | |
992f48a0 | 1607 | abi_long ret; |
1be9e1dc | 1608 | |
be09ac41 | 1609 | if (addrlen < 0) |
8f7aeaf6 AJ |
1610 | return -TARGET_EINVAL; |
1611 | ||
579a97f7 FB |
1612 | host_msg = lock_user(VERIFY_READ, msg, len, 1); |
1613 | if (!host_msg) | |
1614 | return -TARGET_EFAULT; | |
1be9e1dc PB |
1615 | if (target_addr) { |
1616 | addr = alloca(addrlen); | |
1617 | target_to_host_sockaddr(addr, target_addr, addrlen); | |
1618 | ret = get_errno(sendto(fd, host_msg, len, flags, addr, addrlen)); | |
1619 | } else { | |
1620 | ret = get_errno(send(fd, host_msg, len, flags)); | |
1621 | } | |
1622 | unlock_user(host_msg, msg, 0); | |
1623 | return ret; | |
1624 | } | |
1625 | ||
0da46a6e | 1626 | /* do_recvfrom() Must return target values and target errnos. */ |
992f48a0 BS |
1627 | static abi_long do_recvfrom(int fd, abi_ulong msg, size_t len, int flags, |
1628 | abi_ulong target_addr, | |
1629 | abi_ulong target_addrlen) | |
1be9e1dc PB |
1630 | { |
1631 | socklen_t addrlen; | |
1632 | void *addr; | |
1633 | void *host_msg; | |
992f48a0 | 1634 | abi_long ret; |
1be9e1dc | 1635 | |
579a97f7 FB |
1636 | host_msg = lock_user(VERIFY_WRITE, msg, len, 0); |
1637 | if (!host_msg) | |
1638 | return -TARGET_EFAULT; | |
1be9e1dc | 1639 | if (target_addr) { |
2f619698 FB |
1640 | if (get_user_u32(addrlen, target_addrlen)) { |
1641 | ret = -TARGET_EFAULT; | |
1642 | goto fail; | |
1643 | } | |
be09ac41 | 1644 | if (addrlen < 0) { |
8f7aeaf6 AJ |
1645 | ret = -TARGET_EINVAL; |
1646 | goto fail; | |
1647 | } | |
1be9e1dc PB |
1648 | addr = alloca(addrlen); |
1649 | ret = get_errno(recvfrom(fd, host_msg, len, flags, addr, &addrlen)); | |
1650 | } else { | |
1651 | addr = NULL; /* To keep compiler quiet. */ | |
1652 | ret = get_errno(recv(fd, host_msg, len, flags)); | |
1653 | } | |
1654 | if (!is_error(ret)) { | |
1655 | if (target_addr) { | |
1656 | host_to_target_sockaddr(target_addr, addr, addrlen); | |
2f619698 FB |
1657 | if (put_user_u32(addrlen, target_addrlen)) { |
1658 | ret = -TARGET_EFAULT; | |
1659 | goto fail; | |
1660 | } | |
1be9e1dc PB |
1661 | } |
1662 | unlock_user(host_msg, msg, len); | |
1663 | } else { | |
2f619698 | 1664 | fail: |
1be9e1dc PB |
1665 | unlock_user(host_msg, msg, 0); |
1666 | } | |
1667 | return ret; | |
1668 | } | |
1669 | ||
32407103 | 1670 | #ifdef TARGET_NR_socketcall |
0da46a6e | 1671 | /* do_socketcall() Must return target values and target errnos. */ |
992f48a0 | 1672 | static abi_long do_socketcall(int num, abi_ulong vptr) |
31e31b8a | 1673 | { |
992f48a0 BS |
1674 | abi_long ret; |
1675 | const int n = sizeof(abi_ulong); | |
31e31b8a FB |
1676 | |
1677 | switch(num) { | |
1678 | case SOCKOP_socket: | |
7854b056 | 1679 | { |
2f619698 FB |
1680 | int domain, type, protocol; |
1681 | ||
1682 | if (get_user_s32(domain, vptr) | |
1683 | || get_user_s32(type, vptr + n) | |
1684 | || get_user_s32(protocol, vptr + 2 * n)) | |
1685 | return -TARGET_EFAULT; | |
1686 | ||
3532fa74 | 1687 | ret = do_socket(domain, type, protocol); |
7854b056 | 1688 | } |
31e31b8a FB |
1689 | break; |
1690 | case SOCKOP_bind: | |
7854b056 | 1691 | { |
2f619698 FB |
1692 | int sockfd; |
1693 | abi_ulong target_addr; | |
1694 | socklen_t addrlen; | |
1695 | ||
1696 | if (get_user_s32(sockfd, vptr) | |
1697 | || get_user_ual(target_addr, vptr + n) | |
1698 | || get_user_u32(addrlen, vptr + 2 * n)) | |
1699 | return -TARGET_EFAULT; | |
1700 | ||
3532fa74 | 1701 | ret = do_bind(sockfd, target_addr, addrlen); |
7854b056 | 1702 | } |
31e31b8a FB |
1703 | break; |
1704 | case SOCKOP_connect: | |
7854b056 | 1705 | { |
2f619698 FB |
1706 | int sockfd; |
1707 | abi_ulong target_addr; | |
1708 | socklen_t addrlen; | |
1709 | ||
1710 | if (get_user_s32(sockfd, vptr) | |
1711 | || get_user_ual(target_addr, vptr + n) | |
1712 | || get_user_u32(addrlen, vptr + 2 * n)) | |
1713 | return -TARGET_EFAULT; | |
1714 | ||
3532fa74 | 1715 | ret = do_connect(sockfd, target_addr, addrlen); |
7854b056 | 1716 | } |
31e31b8a FB |
1717 | break; |
1718 | case SOCKOP_listen: | |
7854b056 | 1719 | { |
2f619698 FB |
1720 | int sockfd, backlog; |
1721 | ||
1722 | if (get_user_s32(sockfd, vptr) | |
1723 | || get_user_s32(backlog, vptr + n)) | |
1724 | return -TARGET_EFAULT; | |
1725 | ||
7854b056 FB |
1726 | ret = get_errno(listen(sockfd, backlog)); |
1727 | } | |
31e31b8a FB |
1728 | break; |
1729 | case SOCKOP_accept: | |
1730 | { | |
2f619698 FB |
1731 | int sockfd; |
1732 | abi_ulong target_addr, target_addrlen; | |
1733 | ||
1734 | if (get_user_s32(sockfd, vptr) | |
1735 | || get_user_ual(target_addr, vptr + n) | |
1736 | || get_user_u32(target_addrlen, vptr + 2 * n)) | |
1737 | return -TARGET_EFAULT; | |
1738 | ||
1be9e1dc | 1739 | ret = do_accept(sockfd, target_addr, target_addrlen); |
31e31b8a FB |
1740 | } |
1741 | break; | |
1742 | case SOCKOP_getsockname: | |
1743 | { | |
2f619698 FB |
1744 | int sockfd; |
1745 | abi_ulong target_addr, target_addrlen; | |
1746 | ||
1747 | if (get_user_s32(sockfd, vptr) | |
1748 | || get_user_ual(target_addr, vptr + n) | |
1749 | || get_user_u32(target_addrlen, vptr + 2 * n)) | |
1750 | return -TARGET_EFAULT; | |
1751 | ||
1be9e1dc | 1752 | ret = do_getsockname(sockfd, target_addr, target_addrlen); |
31e31b8a FB |
1753 | } |
1754 | break; | |
1755 | case SOCKOP_getpeername: | |
1756 | { | |
2f619698 FB |
1757 | int sockfd; |
1758 | abi_ulong target_addr, target_addrlen; | |
1759 | ||
1760 | if (get_user_s32(sockfd, vptr) | |
1761 | || get_user_ual(target_addr, vptr + n) | |
1762 | || get_user_u32(target_addrlen, vptr + 2 * n)) | |
1763 | return -TARGET_EFAULT; | |
1764 | ||
1be9e1dc | 1765 | ret = do_getpeername(sockfd, target_addr, target_addrlen); |
31e31b8a FB |
1766 | } |
1767 | break; | |
1768 | case SOCKOP_socketpair: | |
1769 | { | |
2f619698 FB |
1770 | int domain, type, protocol; |
1771 | abi_ulong tab; | |
1772 | ||
1773 | if (get_user_s32(domain, vptr) | |
1774 | || get_user_s32(type, vptr + n) | |
1775 | || get_user_s32(protocol, vptr + 2 * n) | |
1776 | || get_user_ual(tab, vptr + 3 * n)) | |
1777 | return -TARGET_EFAULT; | |
1778 | ||
1be9e1dc | 1779 | ret = do_socketpair(domain, type, protocol, tab); |
31e31b8a FB |
1780 | } |
1781 | break; | |
1782 | case SOCKOP_send: | |
7854b056 | 1783 | { |
2f619698 FB |
1784 | int sockfd; |
1785 | abi_ulong msg; | |
1786 | size_t len; | |
1787 | int flags; | |
1788 | ||
1789 | if (get_user_s32(sockfd, vptr) | |
1790 | || get_user_ual(msg, vptr + n) | |
1791 | || get_user_ual(len, vptr + 2 * n) | |
1792 | || get_user_s32(flags, vptr + 3 * n)) | |
1793 | return -TARGET_EFAULT; | |
1794 | ||
1be9e1dc | 1795 | ret = do_sendto(sockfd, msg, len, flags, 0, 0); |
7854b056 | 1796 | } |
31e31b8a FB |
1797 | break; |
1798 | case SOCKOP_recv: | |
7854b056 | 1799 | { |
2f619698 FB |
1800 | int sockfd; |
1801 | abi_ulong msg; | |
1802 | size_t len; | |
1803 | int flags; | |
1804 | ||
1805 | if (get_user_s32(sockfd, vptr) | |
1806 | || get_user_ual(msg, vptr + n) | |
1807 | || get_user_ual(len, vptr + 2 * n) | |
1808 | || get_user_s32(flags, vptr + 3 * n)) | |
1809 | return -TARGET_EFAULT; | |
1810 | ||
1be9e1dc | 1811 | ret = do_recvfrom(sockfd, msg, len, flags, 0, 0); |
7854b056 | 1812 | } |
31e31b8a FB |
1813 | break; |
1814 | case SOCKOP_sendto: | |
7854b056 | 1815 | { |
2f619698 FB |
1816 | int sockfd; |
1817 | abi_ulong msg; | |
1818 | size_t len; | |
1819 | int flags; | |
1820 | abi_ulong addr; | |
1821 | socklen_t addrlen; | |
1822 | ||
1823 | if (get_user_s32(sockfd, vptr) | |
1824 | || get_user_ual(msg, vptr + n) | |
1825 | || get_user_ual(len, vptr + 2 * n) | |
1826 | || get_user_s32(flags, vptr + 3 * n) | |
1827 | || get_user_ual(addr, vptr + 4 * n) | |
1828 | || get_user_u32(addrlen, vptr + 5 * n)) | |
1829 | return -TARGET_EFAULT; | |
1830 | ||
1be9e1dc | 1831 | ret = do_sendto(sockfd, msg, len, flags, addr, addrlen); |
7854b056 | 1832 | } |
31e31b8a FB |
1833 | break; |
1834 | case SOCKOP_recvfrom: | |
1835 | { | |
2f619698 FB |
1836 | int sockfd; |
1837 | abi_ulong msg; | |
1838 | size_t len; | |
1839 | int flags; | |
1840 | abi_ulong addr; | |
1841 | socklen_t addrlen; | |
1842 | ||
1843 | if (get_user_s32(sockfd, vptr) | |
1844 | || get_user_ual(msg, vptr + n) | |
1845 | || get_user_ual(len, vptr + 2 * n) | |
1846 | || get_user_s32(flags, vptr + 3 * n) | |
1847 | || get_user_ual(addr, vptr + 4 * n) | |
1848 | || get_user_u32(addrlen, vptr + 5 * n)) | |
1849 | return -TARGET_EFAULT; | |
1850 | ||
1be9e1dc | 1851 | ret = do_recvfrom(sockfd, msg, len, flags, addr, addrlen); |
31e31b8a FB |
1852 | } |
1853 | break; | |
1854 | case SOCKOP_shutdown: | |
7854b056 | 1855 | { |
2f619698 FB |
1856 | int sockfd, how; |
1857 | ||
1858 | if (get_user_s32(sockfd, vptr) | |
1859 | || get_user_s32(how, vptr + n)) | |
1860 | return -TARGET_EFAULT; | |
7854b056 FB |
1861 | |
1862 | ret = get_errno(shutdown(sockfd, how)); | |
1863 | } | |
31e31b8a FB |
1864 | break; |
1865 | case SOCKOP_sendmsg: | |
1866 | case SOCKOP_recvmsg: | |
1a9353d2 FB |
1867 | { |
1868 | int fd; | |
992f48a0 | 1869 | abi_ulong target_msg; |
3532fa74 | 1870 | int flags; |
1a9353d2 | 1871 | |
2f619698 FB |
1872 | if (get_user_s32(fd, vptr) |
1873 | || get_user_ual(target_msg, vptr + n) | |
1874 | || get_user_s32(flags, vptr + 2 * n)) | |
1875 | return -TARGET_EFAULT; | |
3532fa74 | 1876 | |
5fafdf24 | 1877 | ret = do_sendrecvmsg(fd, target_msg, flags, |
3532fa74 | 1878 | (num == SOCKOP_sendmsg)); |
1a9353d2 FB |
1879 | } |
1880 | break; | |
31e31b8a | 1881 | case SOCKOP_setsockopt: |
7854b056 | 1882 | { |
2f619698 FB |
1883 | int sockfd; |
1884 | int level; | |
1885 | int optname; | |
1886 | abi_ulong optval; | |
1887 | socklen_t optlen; | |
1888 | ||
1889 | if (get_user_s32(sockfd, vptr) | |
1890 | || get_user_s32(level, vptr + n) | |
1891 | || get_user_s32(optname, vptr + 2 * n) | |
1892 | || get_user_ual(optval, vptr + 3 * n) | |
1893 | || get_user_u32(optlen, vptr + 4 * n)) | |
1894 | return -TARGET_EFAULT; | |
7854b056 FB |
1895 | |
1896 | ret = do_setsockopt(sockfd, level, optname, optval, optlen); | |
1897 | } | |
1898 | break; | |
31e31b8a | 1899 | case SOCKOP_getsockopt: |
7854b056 | 1900 | { |
2f619698 FB |
1901 | int sockfd; |
1902 | int level; | |
1903 | int optname; | |
1904 | abi_ulong optval; | |
1905 | socklen_t optlen; | |
1906 | ||
1907 | if (get_user_s32(sockfd, vptr) | |
1908 | || get_user_s32(level, vptr + n) | |
1909 | || get_user_s32(optname, vptr + 2 * n) | |
1910 | || get_user_ual(optval, vptr + 3 * n) | |
1911 | || get_user_u32(optlen, vptr + 4 * n)) | |
1912 | return -TARGET_EFAULT; | |
7854b056 | 1913 | |
2f619698 | 1914 | ret = do_getsockopt(sockfd, level, optname, optval, optlen); |
7854b056 FB |
1915 | } |
1916 | break; | |
31e31b8a FB |
1917 | default: |
1918 | gemu_log("Unsupported socketcall: %d\n", num); | |
0da46a6e | 1919 | ret = -TARGET_ENOSYS; |
31e31b8a FB |
1920 | break; |
1921 | } | |
1922 | return ret; | |
1923 | } | |
32407103 | 1924 | #endif |
31e31b8a | 1925 | |
8853f86e FB |
1926 | #define N_SHM_REGIONS 32 |
1927 | ||
1928 | static struct shm_region { | |
5a4a898d FB |
1929 | abi_ulong start; |
1930 | abi_ulong size; | |
8853f86e FB |
1931 | } shm_regions[N_SHM_REGIONS]; |
1932 | ||
3eb6b044 TS |
1933 | struct target_ipc_perm |
1934 | { | |
992f48a0 BS |
1935 | abi_long __key; |
1936 | abi_ulong uid; | |
1937 | abi_ulong gid; | |
1938 | abi_ulong cuid; | |
1939 | abi_ulong cgid; | |
3eb6b044 TS |
1940 | unsigned short int mode; |
1941 | unsigned short int __pad1; | |
1942 | unsigned short int __seq; | |
1943 | unsigned short int __pad2; | |
992f48a0 BS |
1944 | abi_ulong __unused1; |
1945 | abi_ulong __unused2; | |
3eb6b044 TS |
1946 | }; |
1947 | ||
1948 | struct target_semid_ds | |
1949 | { | |
1950 | struct target_ipc_perm sem_perm; | |
992f48a0 BS |
1951 | abi_ulong sem_otime; |
1952 | abi_ulong __unused1; | |
1953 | abi_ulong sem_ctime; | |
1954 | abi_ulong __unused2; | |
1955 | abi_ulong sem_nsems; | |
1956 | abi_ulong __unused3; | |
1957 | abi_ulong __unused4; | |
3eb6b044 TS |
1958 | }; |
1959 | ||
579a97f7 FB |
1960 | static inline abi_long target_to_host_ipc_perm(struct ipc_perm *host_ip, |
1961 | abi_ulong target_addr) | |
3eb6b044 TS |
1962 | { |
1963 | struct target_ipc_perm *target_ip; | |
1964 | struct target_semid_ds *target_sd; | |
1965 | ||
579a97f7 FB |
1966 | if (!lock_user_struct(VERIFY_READ, target_sd, target_addr, 1)) |
1967 | return -TARGET_EFAULT; | |
3eb6b044 TS |
1968 | target_ip=&(target_sd->sem_perm); |
1969 | host_ip->__key = tswapl(target_ip->__key); | |
1970 | host_ip->uid = tswapl(target_ip->uid); | |
1971 | host_ip->gid = tswapl(target_ip->gid); | |
1972 | host_ip->cuid = tswapl(target_ip->cuid); | |
1973 | host_ip->cgid = tswapl(target_ip->cgid); | |
1974 | host_ip->mode = tswapl(target_ip->mode); | |
1975 | unlock_user_struct(target_sd, target_addr, 0); | |
579a97f7 | 1976 | return 0; |
3eb6b044 TS |
1977 | } |
1978 | ||
579a97f7 FB |
1979 | static inline abi_long host_to_target_ipc_perm(abi_ulong target_addr, |
1980 | struct ipc_perm *host_ip) | |
3eb6b044 TS |
1981 | { |
1982 | struct target_ipc_perm *target_ip; | |
1983 | struct target_semid_ds *target_sd; | |
1984 | ||
579a97f7 FB |
1985 | if (!lock_user_struct(VERIFY_WRITE, target_sd, target_addr, 0)) |
1986 | return -TARGET_EFAULT; | |
3eb6b044 TS |
1987 | target_ip = &(target_sd->sem_perm); |
1988 | target_ip->__key = tswapl(host_ip->__key); | |
1989 | target_ip->uid = tswapl(host_ip->uid); | |
1990 | target_ip->gid = tswapl(host_ip->gid); | |
1991 | target_ip->cuid = tswapl(host_ip->cuid); | |
1992 | target_ip->cgid = tswapl(host_ip->cgid); | |
1993 | target_ip->mode = tswapl(host_ip->mode); | |
1994 | unlock_user_struct(target_sd, target_addr, 1); | |
579a97f7 | 1995 | return 0; |
3eb6b044 TS |
1996 | } |
1997 | ||
579a97f7 FB |
1998 | static inline abi_long target_to_host_semid_ds(struct semid_ds *host_sd, |
1999 | abi_ulong target_addr) | |
3eb6b044 TS |
2000 | { |
2001 | struct target_semid_ds *target_sd; | |
2002 | ||
579a97f7 FB |
2003 | if (!lock_user_struct(VERIFY_READ, target_sd, target_addr, 1)) |
2004 | return -TARGET_EFAULT; | |
e5289087 AJ |
2005 | if (target_to_host_ipc_perm(&(host_sd->sem_perm),target_addr)) |
2006 | return -TARGET_EFAULT; | |
3eb6b044 TS |
2007 | host_sd->sem_nsems = tswapl(target_sd->sem_nsems); |
2008 | host_sd->sem_otime = tswapl(target_sd->sem_otime); | |
2009 | host_sd->sem_ctime = tswapl(target_sd->sem_ctime); | |
2010 | unlock_user_struct(target_sd, target_addr, 0); | |
579a97f7 | 2011 | return 0; |
3eb6b044 TS |
2012 | } |
2013 | ||
579a97f7 FB |
2014 | static inline abi_long host_to_target_semid_ds(abi_ulong target_addr, |
2015 | struct semid_ds *host_sd) | |
3eb6b044 TS |
2016 | { |
2017 | struct target_semid_ds *target_sd; | |
2018 | ||
579a97f7 FB |
2019 | if (!lock_user_struct(VERIFY_WRITE, target_sd, target_addr, 0)) |
2020 | return -TARGET_EFAULT; | |
e5289087 AJ |
2021 | if (host_to_target_ipc_perm(target_addr,&(host_sd->sem_perm))) |
2022 | return -TARGET_EFAULT;; | |
3eb6b044 TS |
2023 | target_sd->sem_nsems = tswapl(host_sd->sem_nsems); |
2024 | target_sd->sem_otime = tswapl(host_sd->sem_otime); | |
2025 | target_sd->sem_ctime = tswapl(host_sd->sem_ctime); | |
2026 | unlock_user_struct(target_sd, target_addr, 1); | |
579a97f7 | 2027 | return 0; |
3eb6b044 TS |
2028 | } |
2029 | ||
e5289087 AJ |
2030 | struct target_seminfo { |
2031 | int semmap; | |
2032 | int semmni; | |
2033 | int semmns; | |
2034 | int semmnu; | |
2035 | int semmsl; | |
2036 | int semopm; | |
2037 | int semume; | |
2038 | int semusz; | |
2039 | int semvmx; | |
2040 | int semaem; | |
2041 | }; | |
2042 | ||
2043 | static inline abi_long host_to_target_seminfo(abi_ulong target_addr, | |
2044 | struct seminfo *host_seminfo) | |
2045 | { | |
2046 | struct target_seminfo *target_seminfo; | |
2047 | if (!lock_user_struct(VERIFY_WRITE, target_seminfo, target_addr, 0)) | |
2048 | return -TARGET_EFAULT; | |
2049 | __put_user(host_seminfo->semmap, &target_seminfo->semmap); | |
2050 | __put_user(host_seminfo->semmni, &target_seminfo->semmni); | |
2051 | __put_user(host_seminfo->semmns, &target_seminfo->semmns); | |
2052 | __put_user(host_seminfo->semmnu, &target_seminfo->semmnu); | |
2053 | __put_user(host_seminfo->semmsl, &target_seminfo->semmsl); | |
2054 | __put_user(host_seminfo->semopm, &target_seminfo->semopm); | |
2055 | __put_user(host_seminfo->semume, &target_seminfo->semume); | |
2056 | __put_user(host_seminfo->semusz, &target_seminfo->semusz); | |
2057 | __put_user(host_seminfo->semvmx, &target_seminfo->semvmx); | |
2058 | __put_user(host_seminfo->semaem, &target_seminfo->semaem); | |
2059 | unlock_user_struct(target_seminfo, target_addr, 1); | |
2060 | return 0; | |
2061 | } | |
2062 | ||
fa294816 TS |
2063 | union semun { |
2064 | int val; | |
3eb6b044 | 2065 | struct semid_ds *buf; |
fa294816 | 2066 | unsigned short *array; |
e5289087 | 2067 | struct seminfo *__buf; |
fa294816 TS |
2068 | }; |
2069 | ||
3eb6b044 TS |
2070 | union target_semun { |
2071 | int val; | |
e5289087 AJ |
2072 | abi_ulong buf; |
2073 | abi_ulong array; | |
2074 | abi_ulong __buf; | |
3eb6b044 TS |
2075 | }; |
2076 | ||
e5289087 AJ |
2077 | static inline abi_long target_to_host_semarray(int semid, unsigned short **host_array, |
2078 | abi_ulong target_addr) | |
3eb6b044 | 2079 | { |
e5289087 AJ |
2080 | int nsems; |
2081 | unsigned short *array; | |
2082 | union semun semun; | |
2083 | struct semid_ds semid_ds; | |
2084 | int i, ret; | |
3eb6b044 | 2085 | |
e5289087 AJ |
2086 | semun.buf = &semid_ds; |
2087 | ||
2088 | ret = semctl(semid, 0, IPC_STAT, semun); | |
2089 | if (ret == -1) | |
2090 | return get_errno(ret); | |
2091 | ||
2092 | nsems = semid_ds.sem_nsems; | |
2093 | ||
2094 | *host_array = malloc(nsems*sizeof(unsigned short)); | |
2095 | array = lock_user(VERIFY_READ, target_addr, | |
2096 | nsems*sizeof(unsigned short), 1); | |
2097 | if (!array) | |
2098 | return -TARGET_EFAULT; | |
2099 | ||
2100 | for(i=0; i<nsems; i++) { | |
2101 | __get_user((*host_array)[i], &array[i]); | |
3eb6b044 | 2102 | } |
e5289087 AJ |
2103 | unlock_user(array, target_addr, 0); |
2104 | ||
579a97f7 | 2105 | return 0; |
3eb6b044 TS |
2106 | } |
2107 | ||
e5289087 AJ |
2108 | static inline abi_long host_to_target_semarray(int semid, abi_ulong target_addr, |
2109 | unsigned short **host_array) | |
3eb6b044 | 2110 | { |
e5289087 AJ |
2111 | int nsems; |
2112 | unsigned short *array; | |
2113 | union semun semun; | |
2114 | struct semid_ds semid_ds; | |
2115 | int i, ret; | |
3eb6b044 | 2116 | |
e5289087 AJ |
2117 | semun.buf = &semid_ds; |
2118 | ||
2119 | ret = semctl(semid, 0, IPC_STAT, semun); | |
2120 | if (ret == -1) | |
2121 | return get_errno(ret); | |
2122 | ||
2123 | nsems = semid_ds.sem_nsems; | |
2124 | ||
2125 | array = lock_user(VERIFY_WRITE, target_addr, | |
2126 | nsems*sizeof(unsigned short), 0); | |
2127 | if (!array) | |
2128 | return -TARGET_EFAULT; | |
2129 | ||
2130 | for(i=0; i<nsems; i++) { | |
2131 | __put_user((*host_array)[i], &array[i]); | |
3eb6b044 | 2132 | } |
e5289087 AJ |
2133 | free(*host_array); |
2134 | unlock_user(array, target_addr, 1); | |
2135 | ||
579a97f7 | 2136 | return 0; |
3eb6b044 TS |
2137 | } |
2138 | ||
e5289087 AJ |
2139 | static inline abi_long do_semctl(int semid, int semnum, int cmd, |
2140 | union target_semun target_su) | |
3eb6b044 TS |
2141 | { |
2142 | union semun arg; | |
2143 | struct semid_ds dsarg; | |
e5289087 AJ |
2144 | unsigned short *array; |
2145 | struct seminfo seminfo; | |
2146 | abi_long ret = -TARGET_EINVAL; | |
2147 | abi_long err; | |
2148 | cmd &= 0xff; | |
3eb6b044 TS |
2149 | |
2150 | switch( cmd ) { | |
2151 | case GETVAL: | |
3eb6b044 | 2152 | case SETVAL: |
e5289087 AJ |
2153 | arg.val = tswapl(target_su.val); |
2154 | ret = get_errno(semctl(semid, semnum, cmd, arg)); | |
2155 | target_su.val = tswapl(arg.val); | |
3eb6b044 TS |
2156 | break; |
2157 | case GETALL: | |
3eb6b044 | 2158 | case SETALL: |
e5289087 AJ |
2159 | err = target_to_host_semarray(semid, &array, target_su.array); |
2160 | if (err) | |
2161 | return err; | |
2162 | arg.array = array; | |
2163 | ret = get_errno(semctl(semid, semnum, cmd, arg)); | |
2164 | err = host_to_target_semarray(semid, target_su.array, &array); | |
2165 | if (err) | |
2166 | return err; | |
3eb6b044 TS |
2167 | break; |
2168 | case IPC_STAT: | |
3eb6b044 | 2169 | case IPC_SET: |
e5289087 AJ |
2170 | case SEM_STAT: |
2171 | err = target_to_host_semid_ds(&dsarg, target_su.buf); | |
2172 | if (err) | |
2173 | return err; | |
2174 | arg.buf = &dsarg; | |
2175 | ret = get_errno(semctl(semid, semnum, cmd, arg)); | |
2176 | err = host_to_target_semid_ds(target_su.buf, &dsarg); | |
2177 | if (err) | |
2178 | return err; | |
2179 | break; | |
2180 | case IPC_INFO: | |
2181 | case SEM_INFO: | |
2182 | arg.__buf = &seminfo; | |
2183 | ret = get_errno(semctl(semid, semnum, cmd, arg)); | |
2184 | err = host_to_target_seminfo(target_su.__buf, &seminfo); | |
2185 | if (err) | |
2186 | return err; | |
2187 | break; | |
2188 | case IPC_RMID: | |
2189 | case GETPID: | |
2190 | case GETNCNT: | |
2191 | case GETZCNT: | |
2192 | ret = get_errno(semctl(semid, semnum, cmd, NULL)); | |
3eb6b044 | 2193 | break; |
3eb6b044 TS |
2194 | } |
2195 | ||
2196 | return ret; | |
2197 | } | |
2198 | ||
e5289087 AJ |
2199 | struct target_sembuf { |
2200 | unsigned short sem_num; | |
2201 | short sem_op; | |
2202 | short sem_flg; | |
2203 | }; | |
2204 | ||
2205 | static inline abi_long target_to_host_sembuf(struct sembuf *host_sembuf, | |
2206 | abi_ulong target_addr, | |
2207 | unsigned nsops) | |
2208 | { | |
2209 | struct target_sembuf *target_sembuf; | |
2210 | int i; | |
2211 | ||
2212 | target_sembuf = lock_user(VERIFY_READ, target_addr, | |
2213 | nsops*sizeof(struct target_sembuf), 1); | |
2214 | if (!target_sembuf) | |
2215 | return -TARGET_EFAULT; | |
2216 | ||
2217 | for(i=0; i<nsops; i++) { | |
2218 | __get_user(host_sembuf[i].sem_num, &target_sembuf[i].sem_num); | |
2219 | __get_user(host_sembuf[i].sem_op, &target_sembuf[i].sem_op); | |
2220 | __get_user(host_sembuf[i].sem_flg, &target_sembuf[i].sem_flg); | |
2221 | } | |
2222 | ||
2223 | unlock_user(target_sembuf, target_addr, 0); | |
2224 | ||
2225 | return 0; | |
2226 | } | |
2227 | ||
2228 | static inline abi_long do_semop(int semid, abi_long ptr, unsigned nsops) | |
2229 | { | |
2230 | struct sembuf sops[nsops]; | |
2231 | ||
2232 | if (target_to_host_sembuf(sops, ptr, nsops)) | |
2233 | return -TARGET_EFAULT; | |
2234 | ||
2235 | return semop(semid, sops, nsops); | |
2236 | } | |
2237 | ||
1bc012f6 TS |
2238 | struct target_msqid_ds |
2239 | { | |
1c54ff97 AJ |
2240 | struct target_ipc_perm msg_perm; |
2241 | abi_ulong msg_stime; | |
2242 | #if TARGET_ABI_BITS == 32 | |
2243 | abi_ulong __unused1; | |
2244 | #endif | |
2245 | abi_ulong msg_rtime; | |
2246 | #if TARGET_ABI_BITS == 32 | |
2247 | abi_ulong __unused2; | |
2248 | #endif | |
2249 | abi_ulong msg_ctime; | |
2250 | #if TARGET_ABI_BITS == 32 | |
2251 | abi_ulong __unused3; | |
2252 | #endif | |
2253 | abi_ulong __msg_cbytes; | |
2254 | abi_ulong msg_qnum; | |
2255 | abi_ulong msg_qbytes; | |
2256 | abi_ulong msg_lspid; | |
2257 | abi_ulong msg_lrpid; | |
2258 | abi_ulong __unused4; | |
2259 | abi_ulong __unused5; | |
1bc012f6 TS |
2260 | }; |
2261 | ||
579a97f7 FB |
2262 | static inline abi_long target_to_host_msqid_ds(struct msqid_ds *host_md, |
2263 | abi_ulong target_addr) | |
1bc012f6 TS |
2264 | { |
2265 | struct target_msqid_ds *target_md; | |
2266 | ||
579a97f7 FB |
2267 | if (!lock_user_struct(VERIFY_READ, target_md, target_addr, 1)) |
2268 | return -TARGET_EFAULT; | |
1c54ff97 AJ |
2269 | if (target_to_host_ipc_perm(&(host_md->msg_perm),target_addr)) |
2270 | return -TARGET_EFAULT; | |
1bc012f6 TS |
2271 | host_md->msg_stime = tswapl(target_md->msg_stime); |
2272 | host_md->msg_rtime = tswapl(target_md->msg_rtime); | |
2273 | host_md->msg_ctime = tswapl(target_md->msg_ctime); | |
2274 | host_md->__msg_cbytes = tswapl(target_md->__msg_cbytes); | |
2275 | host_md->msg_qnum = tswapl(target_md->msg_qnum); | |
2276 | host_md->msg_qbytes = tswapl(target_md->msg_qbytes); | |
2277 | host_md->msg_lspid = tswapl(target_md->msg_lspid); | |
2278 | host_md->msg_lrpid = tswapl(target_md->msg_lrpid); | |
2279 | unlock_user_struct(target_md, target_addr, 0); | |
579a97f7 | 2280 | return 0; |
1bc012f6 TS |
2281 | } |
2282 | ||
579a97f7 FB |
2283 | static inline abi_long host_to_target_msqid_ds(abi_ulong target_addr, |
2284 | struct msqid_ds *host_md) | |
1bc012f6 TS |
2285 | { |
2286 | struct target_msqid_ds *target_md; | |
2287 | ||
579a97f7 FB |
2288 | if (!lock_user_struct(VERIFY_WRITE, target_md, target_addr, 0)) |
2289 | return -TARGET_EFAULT; | |
1c54ff97 AJ |
2290 | if (host_to_target_ipc_perm(target_addr,&(host_md->msg_perm))) |
2291 | return -TARGET_EFAULT; | |
1bc012f6 TS |
2292 | target_md->msg_stime = tswapl(host_md->msg_stime); |
2293 | target_md->msg_rtime = tswapl(host_md->msg_rtime); | |
2294 | target_md->msg_ctime = tswapl(host_md->msg_ctime); | |
2295 | target_md->__msg_cbytes = tswapl(host_md->__msg_cbytes); | |
2296 | target_md->msg_qnum = tswapl(host_md->msg_qnum); | |
2297 | target_md->msg_qbytes = tswapl(host_md->msg_qbytes); | |
2298 | target_md->msg_lspid = tswapl(host_md->msg_lspid); | |
2299 | target_md->msg_lrpid = tswapl(host_md->msg_lrpid); | |
2300 | unlock_user_struct(target_md, target_addr, 1); | |
579a97f7 | 2301 | return 0; |
1bc012f6 TS |
2302 | } |
2303 | ||
1c54ff97 AJ |
2304 | struct target_msginfo { |
2305 | int msgpool; | |
2306 | int msgmap; | |
2307 | int msgmax; | |
2308 | int msgmnb; | |
2309 | int msgmni; | |
2310 | int msgssz; | |
2311 | int msgtql; | |
2312 | unsigned short int msgseg; | |
2313 | }; | |
2314 | ||
2315 | static inline abi_long host_to_target_msginfo(abi_ulong target_addr, | |
2316 | struct msginfo *host_msginfo) | |
2317 | { | |
2318 | struct target_msginfo *target_msginfo; | |
2319 | if (!lock_user_struct(VERIFY_WRITE, target_msginfo, target_addr, 0)) | |
2320 | return -TARGET_EFAULT; | |
2321 | __put_user(host_msginfo->msgpool, &target_msginfo->msgpool); | |
2322 | __put_user(host_msginfo->msgmap, &target_msginfo->msgmap); | |
2323 | __put_user(host_msginfo->msgmax, &target_msginfo->msgmax); | |
2324 | __put_user(host_msginfo->msgmnb, &target_msginfo->msgmnb); | |
2325 | __put_user(host_msginfo->msgmni, &target_msginfo->msgmni); | |
2326 | __put_user(host_msginfo->msgssz, &target_msginfo->msgssz); | |
2327 | __put_user(host_msginfo->msgtql, &target_msginfo->msgtql); | |
2328 | __put_user(host_msginfo->msgseg, &target_msginfo->msgseg); | |
2329 | unlock_user_struct(target_msginfo, target_addr, 1); | |
00b229ac | 2330 | return 0; |
1c54ff97 AJ |
2331 | } |
2332 | ||
2333 | static inline abi_long do_msgctl(int msgid, int cmd, abi_long ptr) | |
1bc012f6 TS |
2334 | { |
2335 | struct msqid_ds dsarg; | |
1c54ff97 AJ |
2336 | struct msginfo msginfo; |
2337 | abi_long ret = -TARGET_EINVAL; | |
2338 | ||
2339 | cmd &= 0xff; | |
2340 | ||
2341 | switch (cmd) { | |
1bc012f6 TS |
2342 | case IPC_STAT: |
2343 | case IPC_SET: | |
1c54ff97 AJ |
2344 | case MSG_STAT: |
2345 | if (target_to_host_msqid_ds(&dsarg,ptr)) | |
2346 | return -TARGET_EFAULT; | |
2347 | ret = get_errno(msgctl(msgid, cmd, &dsarg)); | |
2348 | if (host_to_target_msqid_ds(ptr,&dsarg)) | |
2349 | return -TARGET_EFAULT; | |
2350 | break; | |
2351 | case IPC_RMID: | |
2352 | ret = get_errno(msgctl(msgid, cmd, NULL)); | |
2353 | break; | |
2354 | case IPC_INFO: | |
2355 | case MSG_INFO: | |
2356 | ret = get_errno(msgctl(msgid, cmd, (struct msqid_ds *)&msginfo)); | |
2357 | if (host_to_target_msginfo(ptr, &msginfo)) | |
2358 | return -TARGET_EFAULT; | |
2359 | break; | |
1bc012f6 | 2360 | } |
1c54ff97 | 2361 | |
1bc012f6 TS |
2362 | return ret; |
2363 | } | |
2364 | ||
2365 | struct target_msgbuf { | |
1c54ff97 AJ |
2366 | abi_long mtype; |
2367 | char mtext[1]; | |
1bc012f6 TS |
2368 | }; |
2369 | ||
992f48a0 BS |
2370 | static inline abi_long do_msgsnd(int msqid, abi_long msgp, |
2371 | unsigned int msgsz, int msgflg) | |
1bc012f6 TS |
2372 | { |
2373 | struct target_msgbuf *target_mb; | |
2374 | struct msgbuf *host_mb; | |
992f48a0 | 2375 | abi_long ret = 0; |
1bc012f6 | 2376 | |
579a97f7 FB |
2377 | if (!lock_user_struct(VERIFY_READ, target_mb, msgp, 0)) |
2378 | return -TARGET_EFAULT; | |
1bc012f6 | 2379 | host_mb = malloc(msgsz+sizeof(long)); |
1c54ff97 AJ |
2380 | host_mb->mtype = (abi_long) tswapl(target_mb->mtype); |
2381 | memcpy(host_mb->mtext, target_mb->mtext, msgsz); | |
1bc012f6 TS |
2382 | ret = get_errno(msgsnd(msqid, host_mb, msgsz, msgflg)); |
2383 | free(host_mb); | |
2384 | unlock_user_struct(target_mb, msgp, 0); | |
2385 | ||
2386 | return ret; | |
2387 | } | |
2388 | ||
992f48a0 | 2389 | static inline abi_long do_msgrcv(int msqid, abi_long msgp, |
1c54ff97 | 2390 | unsigned int msgsz, abi_long msgtyp, |
992f48a0 | 2391 | int msgflg) |
1bc012f6 TS |
2392 | { |
2393 | struct target_msgbuf *target_mb; | |
579a97f7 | 2394 | char *target_mtext; |
1bc012f6 | 2395 | struct msgbuf *host_mb; |
992f48a0 | 2396 | abi_long ret = 0; |
1bc012f6 | 2397 | |
579a97f7 FB |
2398 | if (!lock_user_struct(VERIFY_WRITE, target_mb, msgp, 0)) |
2399 | return -TARGET_EFAULT; | |
1c54ff97 | 2400 | |
1bc012f6 | 2401 | host_mb = malloc(msgsz+sizeof(long)); |
1c54ff97 AJ |
2402 | ret = get_errno(msgrcv(msqid, host_mb, msgsz, tswapl(msgtyp), msgflg)); |
2403 | ||
579a97f7 FB |
2404 | if (ret > 0) { |
2405 | abi_ulong target_mtext_addr = msgp + sizeof(abi_ulong); | |
2406 | target_mtext = lock_user(VERIFY_WRITE, target_mtext_addr, ret, 0); | |
2407 | if (!target_mtext) { | |
2408 | ret = -TARGET_EFAULT; | |
2409 | goto end; | |
2410 | } | |
1c54ff97 | 2411 | memcpy(target_mb->mtext, host_mb->mtext, ret); |
579a97f7 FB |
2412 | unlock_user(target_mtext, target_mtext_addr, ret); |
2413 | } | |
1c54ff97 | 2414 | |
1bc012f6 TS |
2415 | target_mb->mtype = tswapl(host_mb->mtype); |
2416 | free(host_mb); | |
1bc012f6 | 2417 | |
579a97f7 FB |
2418 | end: |
2419 | if (target_mb) | |
2420 | unlock_user_struct(target_mb, msgp, 1); | |
1bc012f6 TS |
2421 | return ret; |
2422 | } | |
2423 | ||
88a8c984 RV |
2424 | struct target_shmid_ds |
2425 | { | |
2426 | struct target_ipc_perm shm_perm; | |
2427 | abi_ulong shm_segsz; | |
2428 | abi_ulong shm_atime; | |
2429 | #if TARGET_ABI_BITS == 32 | |
2430 | abi_ulong __unused1; | |
2431 | #endif | |
2432 | abi_ulong shm_dtime; | |
2433 | #if TARGET_ABI_BITS == 32 | |
2434 | abi_ulong __unused2; | |
2435 | #endif | |
2436 | abi_ulong shm_ctime; | |
2437 | #if TARGET_ABI_BITS == 32 | |
2438 | abi_ulong __unused3; | |
2439 | #endif | |
2440 | int shm_cpid; | |
2441 | int shm_lpid; | |
2442 | abi_ulong shm_nattch; | |
2443 | unsigned long int __unused4; | |
2444 | unsigned long int __unused5; | |
2445 | }; | |
2446 | ||
2447 | static inline abi_long target_to_host_shmid_ds(struct shmid_ds *host_sd, | |
2448 | abi_ulong target_addr) | |
2449 | { | |
2450 | struct target_shmid_ds *target_sd; | |
2451 | ||
2452 | if (!lock_user_struct(VERIFY_READ, target_sd, target_addr, 1)) | |
2453 | return -TARGET_EFAULT; | |
2454 | if (target_to_host_ipc_perm(&(host_sd->shm_perm), target_addr)) | |
2455 | return -TARGET_EFAULT; | |
2456 | __get_user(host_sd->shm_segsz, &target_sd->shm_segsz); | |
2457 | __get_user(host_sd->shm_atime, &target_sd->shm_atime); | |
2458 | __get_user(host_sd->shm_dtime, &target_sd->shm_dtime); | |
2459 | __get_user(host_sd->shm_ctime, &target_sd->shm_ctime); | |
2460 | __get_user(host_sd->shm_cpid, &target_sd->shm_cpid); | |
2461 | __get_user(host_sd->shm_lpid, &target_sd->shm_lpid); | |
2462 | __get_user(host_sd->shm_nattch, &target_sd->shm_nattch); | |
2463 | unlock_user_struct(target_sd, target_addr, 0); | |
2464 | return 0; | |
2465 | } | |
2466 | ||
2467 | static inline abi_long host_to_target_shmid_ds(abi_ulong target_addr, | |
2468 | struct shmid_ds *host_sd) | |
2469 | { | |
2470 | struct target_shmid_ds *target_sd; | |
2471 | ||
2472 | if (!lock_user_struct(VERIFY_WRITE, target_sd, target_addr, 0)) | |
2473 | return -TARGET_EFAULT; | |
2474 | if (host_to_target_ipc_perm(target_addr, &(host_sd->shm_perm))) | |
2475 | return -TARGET_EFAULT; | |
2476 | __put_user(host_sd->shm_segsz, &target_sd->shm_segsz); | |
2477 | __put_user(host_sd->shm_atime, &target_sd->shm_atime); | |
2478 | __put_user(host_sd->shm_dtime, &target_sd->shm_dtime); | |
2479 | __put_user(host_sd->shm_ctime, &target_sd->shm_ctime); | |
2480 | __put_user(host_sd->shm_cpid, &target_sd->shm_cpid); | |
2481 | __put_user(host_sd->shm_lpid, &target_sd->shm_lpid); | |
2482 | __put_user(host_sd->shm_nattch, &target_sd->shm_nattch); | |
2483 | unlock_user_struct(target_sd, target_addr, 1); | |
2484 | return 0; | |
2485 | } | |
2486 | ||
2487 | struct target_shminfo { | |
2488 | abi_ulong shmmax; | |
2489 | abi_ulong shmmin; | |
2490 | abi_ulong shmmni; | |
2491 | abi_ulong shmseg; | |
2492 | abi_ulong shmall; | |
2493 | }; | |
2494 | ||
2495 | static inline abi_long host_to_target_shminfo(abi_ulong target_addr, | |
2496 | struct shminfo *host_shminfo) | |
2497 | { | |
2498 | struct target_shminfo *target_shminfo; | |
2499 | if (!lock_user_struct(VERIFY_WRITE, target_shminfo, target_addr, 0)) | |
2500 | return -TARGET_EFAULT; | |
2501 | __put_user(host_shminfo->shmmax, &target_shminfo->shmmax); | |
2502 | __put_user(host_shminfo->shmmin, &target_shminfo->shmmin); | |
2503 | __put_user(host_shminfo->shmmni, &target_shminfo->shmmni); | |
2504 | __put_user(host_shminfo->shmseg, &target_shminfo->shmseg); | |
2505 | __put_user(host_shminfo->shmall, &target_shminfo->shmall); | |
2506 | unlock_user_struct(target_shminfo, target_addr, 1); | |
2507 | return 0; | |
2508 | } | |
2509 | ||
2510 | struct target_shm_info { | |
2511 | int used_ids; | |
2512 | abi_ulong shm_tot; | |
2513 | abi_ulong shm_rss; | |
2514 | abi_ulong shm_swp; | |
2515 | abi_ulong swap_attempts; | |
2516 | abi_ulong swap_successes; | |
2517 | }; | |
2518 | ||
2519 | static inline abi_long host_to_target_shm_info(abi_ulong target_addr, | |
2520 | struct shm_info *host_shm_info) | |
2521 | { | |
2522 | struct target_shm_info *target_shm_info; | |
2523 | if (!lock_user_struct(VERIFY_WRITE, target_shm_info, target_addr, 0)) | |
2524 | return -TARGET_EFAULT; | |
2525 | __put_user(host_shm_info->used_ids, &target_shm_info->used_ids); | |
2526 | __put_user(host_shm_info->shm_tot, &target_shm_info->shm_tot); | |
2527 | __put_user(host_shm_info->shm_rss, &target_shm_info->shm_rss); | |
2528 | __put_user(host_shm_info->shm_swp, &target_shm_info->shm_swp); | |
2529 | __put_user(host_shm_info->swap_attempts, &target_shm_info->swap_attempts); | |
2530 | __put_user(host_shm_info->swap_successes, &target_shm_info->swap_successes); | |
2531 | unlock_user_struct(target_shm_info, target_addr, 1); | |
2532 | return 0; | |
2533 | } | |
2534 | ||
2535 | static inline abi_long do_shmctl(int shmid, int cmd, abi_long buf) | |
2536 | { | |
2537 | struct shmid_ds dsarg; | |
2538 | struct shminfo shminfo; | |
2539 | struct shm_info shm_info; | |
2540 | abi_long ret = -TARGET_EINVAL; | |
2541 | ||
2542 | cmd &= 0xff; | |
2543 | ||
2544 | switch(cmd) { | |
2545 | case IPC_STAT: | |
2546 | case IPC_SET: | |
2547 | case SHM_STAT: | |
2548 | if (target_to_host_shmid_ds(&dsarg, buf)) | |
2549 | return -TARGET_EFAULT; | |
2550 | ret = get_errno(shmctl(shmid, cmd, &dsarg)); | |
2551 | if (host_to_target_shmid_ds(buf, &dsarg)) | |
2552 | return -TARGET_EFAULT; | |
2553 | break; | |
2554 | case IPC_INFO: | |
2555 | ret = get_errno(shmctl(shmid, cmd, (struct shmid_ds *)&shminfo)); | |
2556 | if (host_to_target_shminfo(buf, &shminfo)) | |
2557 | return -TARGET_EFAULT; | |
2558 | break; | |
2559 | case SHM_INFO: | |
2560 | ret = get_errno(shmctl(shmid, cmd, (struct shmid_ds *)&shm_info)); | |
2561 | if (host_to_target_shm_info(buf, &shm_info)) | |
2562 | return -TARGET_EFAULT; | |
2563 | break; | |
2564 | case IPC_RMID: | |
2565 | case SHM_LOCK: | |
2566 | case SHM_UNLOCK: | |
2567 | ret = get_errno(shmctl(shmid, cmd, NULL)); | |
2568 | break; | |
2569 | } | |
2570 | ||
2571 | return ret; | |
2572 | } | |
2573 | ||
2574 | static inline abi_ulong do_shmat(int shmid, abi_ulong shmaddr, int shmflg) | |
2575 | { | |
2576 | abi_long raddr; | |
2577 | void *host_raddr; | |
2578 | struct shmid_ds shm_info; | |
2579 | int i,ret; | |
2580 | ||
2581 | /* find out the length of the shared memory segment */ | |
2582 | ret = get_errno(shmctl(shmid, IPC_STAT, &shm_info)); | |
2583 | if (is_error(ret)) { | |
2584 | /* can't get length, bail out */ | |
2585 | return ret; | |
2586 | } | |
2587 | ||
2588 | mmap_lock(); | |
2589 | ||
2590 | if (shmaddr) | |
2591 | host_raddr = shmat(shmid, (void *)g2h(shmaddr), shmflg); | |
2592 | else { | |
2593 | abi_ulong mmap_start; | |
2594 | ||
2595 | mmap_start = mmap_find_vma(0, shm_info.shm_segsz); | |
2596 | ||
2597 | if (mmap_start == -1) { | |
2598 | errno = ENOMEM; | |
2599 | host_raddr = (void *)-1; | |
2600 | } else | |
2601 | host_raddr = shmat(shmid, g2h(mmap_start), shmflg | SHM_REMAP); | |
2602 | } | |
2603 | ||
2604 | if (host_raddr == (void *)-1) { | |
2605 | mmap_unlock(); | |
2606 | return get_errno((long)host_raddr); | |
2607 | } | |
2608 | raddr=h2g((unsigned long)host_raddr); | |
2609 | ||
2610 | page_set_flags(raddr, raddr + shm_info.shm_segsz, | |
2611 | PAGE_VALID | PAGE_READ | | |
2612 | ((shmflg & SHM_RDONLY)? 0 : PAGE_WRITE)); | |
2613 | ||
2614 | for (i = 0; i < N_SHM_REGIONS; i++) { | |
2615 | if (shm_regions[i].start == 0) { | |
2616 | shm_regions[i].start = raddr; | |
2617 | shm_regions[i].size = shm_info.shm_segsz; | |
2618 | break; | |
2619 | } | |
2620 | } | |
2621 | ||
2622 | mmap_unlock(); | |
2623 | return raddr; | |
2624 | ||
2625 | } | |
2626 | ||
2627 | static inline abi_long do_shmdt(abi_ulong shmaddr) | |
2628 | { | |
2629 | int i; | |
2630 | ||
2631 | for (i = 0; i < N_SHM_REGIONS; ++i) { | |
2632 | if (shm_regions[i].start == shmaddr) { | |
2633 | shm_regions[i].start = 0; | |
2634 | page_set_flags(shmaddr, shm_regions[i].size, 0); | |
2635 | break; | |
2636 | } | |
2637 | } | |
2638 | ||
2639 | return get_errno(shmdt(g2h(shmaddr))); | |
2640 | } | |
2641 | ||
1c54ff97 | 2642 | #ifdef TARGET_NR_ipc |
53a5960a | 2643 | /* ??? This only works with linear mappings. */ |
0da46a6e | 2644 | /* do_ipc() must return target values and target errnos. */ |
992f48a0 BS |
2645 | static abi_long do_ipc(unsigned int call, int first, |
2646 | int second, int third, | |
2647 | abi_long ptr, abi_long fifth) | |
8853f86e FB |
2648 | { |
2649 | int version; | |
992f48a0 | 2650 | abi_long ret = 0; |
8853f86e FB |
2651 | |
2652 | version = call >> 16; | |
2653 | call &= 0xffff; | |
2654 | ||
2655 | switch (call) { | |
fa294816 | 2656 | case IPCOP_semop: |
e5289087 | 2657 | ret = do_semop(first, ptr, second); |
fa294816 TS |
2658 | break; |
2659 | ||
2660 | case IPCOP_semget: | |
2661 | ret = get_errno(semget(first, second, third)); | |
2662 | break; | |
2663 | ||
2664 | case IPCOP_semctl: | |
e5289087 | 2665 | ret = do_semctl(first, second, third, (union target_semun)(abi_ulong) ptr); |
fa294816 | 2666 | break; |
d96372ef | 2667 | |
1c54ff97 AJ |
2668 | case IPCOP_msgget: |
2669 | ret = get_errno(msgget(first, second)); | |
2670 | break; | |
d96372ef | 2671 | |
1c54ff97 AJ |
2672 | case IPCOP_msgsnd: |
2673 | ret = do_msgsnd(first, ptr, second, third); | |
2674 | break; | |
d96372ef | 2675 | |
1c54ff97 AJ |
2676 | case IPCOP_msgctl: |
2677 | ret = do_msgctl(first, second, ptr); | |
2678 | break; | |
d96372ef | 2679 | |
1c54ff97 AJ |
2680 | case IPCOP_msgrcv: |
2681 | switch (version) { | |
2682 | case 0: | |
2683 | { | |
2684 | struct target_ipc_kludge { | |
2685 | abi_long msgp; | |
2686 | abi_long msgtyp; | |
2687 | } *tmp; | |
2688 | ||
2689 | if (!lock_user_struct(VERIFY_READ, tmp, ptr, 1)) { | |
2690 | ret = -TARGET_EFAULT; | |
2691 | break; | |
2692 | } | |
d96372ef | 2693 | |
1c54ff97 | 2694 | ret = do_msgrcv(first, tmp->msgp, second, tmp->msgtyp, third); |
d96372ef | 2695 | |
1c54ff97 AJ |
2696 | unlock_user_struct(tmp, ptr, 0); |
2697 | break; | |
2698 | } | |
2699 | default: | |
2700 | ret = do_msgrcv(first, ptr, second, fifth, third); | |
2701 | } | |
2702 | break; | |
d96372ef | 2703 | |
8853f86e | 2704 | case IPCOP_shmat: |
88a8c984 RV |
2705 | switch (version) { |
2706 | default: | |
5a4a898d FB |
2707 | { |
2708 | abi_ulong raddr; | |
88a8c984 RV |
2709 | raddr = do_shmat(first, ptr, second); |
2710 | if (is_error(raddr)) | |
2711 | return get_errno(raddr); | |
2f619698 | 2712 | if (put_user_ual(raddr, third)) |
5a4a898d | 2713 | return -TARGET_EFAULT; |
88a8c984 RV |
2714 | break; |
2715 | } | |
2716 | case 1: | |
2717 | ret = -TARGET_EINVAL; | |
2718 | break; | |
5a4a898d | 2719 | } |
8853f86e FB |
2720 | break; |
2721 | case IPCOP_shmdt: | |
88a8c984 | 2722 | ret = do_shmdt(ptr); |
8853f86e FB |
2723 | break; |
2724 | ||
2725 | case IPCOP_shmget: | |
2726 | /* IPC_* flag values are the same on all linux platforms */ | |
2727 | ret = get_errno(shmget(first, second, third)); | |
2728 | break; | |
2729 | ||
2730 | /* IPC_* and SHM_* command values are the same on all linux platforms */ | |
2731 | case IPCOP_shmctl: | |
88a8c984 | 2732 | ret = do_shmctl(first, second, third); |
8853f86e FB |
2733 | break; |
2734 | default: | |
32407103 | 2735 | gemu_log("Unsupported ipc call: %d (version %d)\n", call, version); |
0da46a6e | 2736 | ret = -TARGET_ENOSYS; |
8853f86e FB |
2737 | break; |
2738 | } | |
2739 | return ret; | |
2740 | } | |
32407103 | 2741 | #endif |
8853f86e | 2742 | |
31e31b8a FB |
2743 | /* kernel structure types definitions */ |
2744 | #define IFNAMSIZ 16 | |
2745 | ||
001faf32 | 2746 | #define STRUCT(name, ...) STRUCT_ ## name, |
31e31b8a FB |
2747 | #define STRUCT_SPECIAL(name) STRUCT_ ## name, |
2748 | enum { | |
2749 | #include "syscall_types.h" | |
2750 | }; | |
2751 | #undef STRUCT | |
2752 | #undef STRUCT_SPECIAL | |
2753 | ||
001faf32 | 2754 | #define STRUCT(name, ...) static const argtype struct_ ## name ## _def[] = { __VA_ARGS__, TYPE_NULL }; |
31e31b8a FB |
2755 | #define STRUCT_SPECIAL(name) |
2756 | #include "syscall_types.h" | |
2757 | #undef STRUCT | |
2758 | #undef STRUCT_SPECIAL | |
2759 | ||
2760 | typedef struct IOCTLEntry { | |
2ab83ea7 FB |
2761 | unsigned int target_cmd; |
2762 | unsigned int host_cmd; | |
31e31b8a FB |
2763 | const char *name; |
2764 | int access; | |
1a9353d2 | 2765 | const argtype arg_type[5]; |
31e31b8a FB |
2766 | } IOCTLEntry; |
2767 | ||
2768 | #define IOC_R 0x0001 | |
2769 | #define IOC_W 0x0002 | |
2770 | #define IOC_RW (IOC_R | IOC_W) | |
2771 | ||
2772 | #define MAX_STRUCT_SIZE 4096 | |
2773 | ||
9f106a75 | 2774 | static IOCTLEntry ioctl_entries[] = { |
001faf32 BS |
2775 | #define IOCTL(cmd, access, ...) \ |
2776 | { TARGET_ ## cmd, cmd, #cmd, access, { __VA_ARGS__ } }, | |
31e31b8a FB |
2777 | #include "ioctls.h" |
2778 | { 0, 0, }, | |
2779 | }; | |
2780 | ||
53a5960a | 2781 | /* ??? Implement proper locking for ioctls. */ |
0da46a6e | 2782 | /* do_ioctl() Must return target values and target errnos. */ |
992f48a0 | 2783 | static abi_long do_ioctl(int fd, abi_long cmd, abi_long arg) |
31e31b8a FB |
2784 | { |
2785 | const IOCTLEntry *ie; | |
2786 | const argtype *arg_type; | |
992f48a0 | 2787 | abi_long ret; |
31e31b8a | 2788 | uint8_t buf_temp[MAX_STRUCT_SIZE]; |
53a5960a PB |
2789 | int target_size; |
2790 | void *argptr; | |
31e31b8a FB |
2791 | |
2792 | ie = ioctl_entries; | |
2793 | for(;;) { | |
2794 | if (ie->target_cmd == 0) { | |
32407103 | 2795 | gemu_log("Unsupported ioctl: cmd=0x%04lx\n", (long)cmd); |
0da46a6e | 2796 | return -TARGET_ENOSYS; |
31e31b8a FB |
2797 | } |
2798 | if (ie->target_cmd == cmd) | |
2799 | break; | |
2800 | ie++; | |
2801 | } | |
2802 | arg_type = ie->arg_type; | |
9de5e440 | 2803 | #if defined(DEBUG) |
32407103 | 2804 | gemu_log("ioctl: cmd=0x%04lx (%s)\n", (long)cmd, ie->name); |
72f03900 | 2805 | #endif |
31e31b8a FB |
2806 | switch(arg_type[0]) { |
2807 | case TYPE_NULL: | |
2808 | /* no argument */ | |
2809 | ret = get_errno(ioctl(fd, ie->host_cmd)); | |
2810 | break; | |
2811 | case TYPE_PTRVOID: | |
2812 | case TYPE_INT: | |
2813 | /* int argment */ | |
2814 | ret = get_errno(ioctl(fd, ie->host_cmd, arg)); | |
2815 | break; | |
2816 | case TYPE_PTR: | |
2817 | arg_type++; | |
53a5960a | 2818 | target_size = thunk_type_size(arg_type, 0); |
31e31b8a FB |
2819 | switch(ie->access) { |
2820 | case IOC_R: | |
2821 | ret = get_errno(ioctl(fd, ie->host_cmd, buf_temp)); | |
2822 | if (!is_error(ret)) { | |
579a97f7 FB |
2823 | argptr = lock_user(VERIFY_WRITE, arg, target_size, 0); |
2824 | if (!argptr) | |
2825 | return -TARGET_EFAULT; | |
53a5960a PB |
2826 | thunk_convert(argptr, buf_temp, arg_type, THUNK_TARGET); |
2827 | unlock_user(argptr, arg, target_size); | |
31e31b8a FB |
2828 | } |
2829 | break; | |
2830 | case IOC_W: | |
579a97f7 FB |
2831 | argptr = lock_user(VERIFY_READ, arg, target_size, 1); |
2832 | if (!argptr) | |
2833 | return -TARGET_EFAULT; | |
53a5960a PB |
2834 | thunk_convert(buf_temp, argptr, arg_type, THUNK_HOST); |
2835 | unlock_user(argptr, arg, 0); | |
31e31b8a FB |
2836 | ret = get_errno(ioctl(fd, ie->host_cmd, buf_temp)); |
2837 | break; | |
2838 | default: | |
2839 | case IOC_RW: | |
579a97f7 FB |
2840 | argptr = lock_user(VERIFY_READ, arg, target_size, 1); |
2841 | if (!argptr) | |
2842 | return -TARGET_EFAULT; | |
53a5960a PB |
2843 | thunk_convert(buf_temp, argptr, arg_type, THUNK_HOST); |
2844 | unlock_user(argptr, arg, 0); | |
31e31b8a FB |
2845 | ret = get_errno(ioctl(fd, ie->host_cmd, buf_temp)); |
2846 | if (!is_error(ret)) { | |
579a97f7 FB |
2847 | argptr = lock_user(VERIFY_WRITE, arg, target_size, 0); |
2848 | if (!argptr) | |
2849 | return -TARGET_EFAULT; | |
53a5960a PB |
2850 | thunk_convert(argptr, buf_temp, arg_type, THUNK_TARGET); |
2851 | unlock_user(argptr, arg, target_size); | |
31e31b8a FB |
2852 | } |
2853 | break; | |
2854 | } | |
2855 | break; | |
2856 | default: | |
32407103 JM |
2857 | gemu_log("Unsupported ioctl type: cmd=0x%04lx type=%d\n", |
2858 | (long)cmd, arg_type[0]); | |
0da46a6e | 2859 | ret = -TARGET_ENOSYS; |
31e31b8a FB |
2860 | break; |
2861 | } | |
2862 | return ret; | |
2863 | } | |
2864 | ||
b39bc503 | 2865 | static const bitmask_transtbl iflag_tbl[] = { |
31e31b8a FB |
2866 | { TARGET_IGNBRK, TARGET_IGNBRK, IGNBRK, IGNBRK }, |
2867 | { TARGET_BRKINT, TARGET_BRKINT, BRKINT, BRKINT }, | |
2868 | { TARGET_IGNPAR, TARGET_IGNPAR, IGNPAR, IGNPAR }, | |
2869 | { TARGET_PARMRK, TARGET_PARMRK, PARMRK, PARMRK }, | |
2870 | { TARGET_INPCK, TARGET_INPCK, INPCK, INPCK }, | |
2871 | { TARGET_ISTRIP, TARGET_ISTRIP, ISTRIP, ISTRIP }, | |
2872 | { TARGET_INLCR, TARGET_INLCR, INLCR, INLCR }, | |
2873 | { TARGET_IGNCR, TARGET_IGNCR, IGNCR, IGNCR }, | |
2874 | { TARGET_ICRNL, TARGET_ICRNL, ICRNL, ICRNL }, | |
2875 | { TARGET_IUCLC, TARGET_IUCLC, IUCLC, IUCLC }, | |
2876 | { TARGET_IXON, TARGET_IXON, IXON, IXON }, | |
2877 | { TARGET_IXANY, TARGET_IXANY, IXANY, IXANY }, | |
2878 | { TARGET_IXOFF, TARGET_IXOFF, IXOFF, IXOFF }, | |
2879 | { TARGET_IMAXBEL, TARGET_IMAXBEL, IMAXBEL, IMAXBEL }, | |
2880 | { 0, 0, 0, 0 } | |
2881 | }; | |
2882 | ||
b39bc503 | 2883 | static const bitmask_transtbl oflag_tbl[] = { |
31e31b8a FB |
2884 | { TARGET_OPOST, TARGET_OPOST, OPOST, OPOST }, |
2885 | { TARGET_OLCUC, TARGET_OLCUC, OLCUC, OLCUC }, | |
2886 | { TARGET_ONLCR, TARGET_ONLCR, ONLCR, ONLCR }, | |
2887 | { TARGET_OCRNL, TARGET_OCRNL, OCRNL, OCRNL }, | |
2888 | { TARGET_ONOCR, TARGET_ONOCR, ONOCR, ONOCR }, | |
2889 | { TARGET_ONLRET, TARGET_ONLRET, ONLRET, ONLRET }, | |
2890 | { TARGET_OFILL, TARGET_OFILL, OFILL, OFILL }, | |
2891 | { TARGET_OFDEL, TARGET_OFDEL, OFDEL, OFDEL }, | |
2892 | { TARGET_NLDLY, TARGET_NL0, NLDLY, NL0 }, | |
2893 | { TARGET_NLDLY, TARGET_NL1, NLDLY, NL1 }, | |
2894 | { TARGET_CRDLY, TARGET_CR0, CRDLY, CR0 }, | |
2895 | { TARGET_CRDLY, TARGET_CR1, CRDLY, CR1 }, | |
2896 | { TARGET_CRDLY, TARGET_CR2, CRDLY, CR2 }, | |
2897 | { TARGET_CRDLY, TARGET_CR3, CRDLY, CR3 }, | |
2898 | { TARGET_TABDLY, TARGET_TAB0, TABDLY, TAB0 }, | |
2899 | { TARGET_TABDLY, TARGET_TAB1, TABDLY, TAB1 }, | |
2900 | { TARGET_TABDLY, TARGET_TAB2, TABDLY, TAB2 }, | |
2901 | { TARGET_TABDLY, TARGET_TAB3, TABDLY, TAB3 }, | |
2902 | { TARGET_BSDLY, TARGET_BS0, BSDLY, BS0 }, | |
2903 | { TARGET_BSDLY, TARGET_BS1, BSDLY, BS1 }, | |
2904 | { TARGET_VTDLY, TARGET_VT0, VTDLY, VT0 }, | |
2905 | { TARGET_VTDLY, TARGET_VT1, VTDLY, VT1 }, | |
2906 | { TARGET_FFDLY, TARGET_FF0, FFDLY, FF0 }, | |
2907 | { TARGET_FFDLY, TARGET_FF1, FFDLY, FF1 }, | |
2908 | { 0, 0, 0, 0 } | |
2909 | }; | |
2910 | ||
b39bc503 | 2911 | static const bitmask_transtbl cflag_tbl[] = { |
31e31b8a FB |
2912 | { TARGET_CBAUD, TARGET_B0, CBAUD, B0 }, |
2913 | { TARGET_CBAUD, TARGET_B50, CBAUD, B50 }, | |
2914 | { TARGET_CBAUD, TARGET_B75, CBAUD, B75 }, | |
2915 | { TARGET_CBAUD, TARGET_B110, CBAUD, B110 }, | |
2916 | { TARGET_CBAUD, TARGET_B134, CBAUD, B134 }, | |
2917 | { TARGET_CBAUD, TARGET_B150, CBAUD, B150 }, | |
2918 | { TARGET_CBAUD, TARGET_B200, CBAUD, B200 }, | |
2919 | { TARGET_CBAUD, TARGET_B300, CBAUD, B300 }, | |
2920 | { TARGET_CBAUD, TARGET_B600, CBAUD, B600 }, | |
2921 | { TARGET_CBAUD, TARGET_B1200, CBAUD, B1200 }, | |
2922 | { TARGET_CBAUD, TARGET_B1800, CBAUD, B1800 }, | |
2923 | { TARGET_CBAUD, TARGET_B2400, CBAUD, B2400 }, | |
2924 | { TARGET_CBAUD, TARGET_B4800, CBAUD, B4800 }, | |
2925 | { TARGET_CBAUD, TARGET_B9600, CBAUD, B9600 }, | |
2926 | { TARGET_CBAUD, TARGET_B19200, CBAUD, B19200 }, | |
2927 | { TARGET_CBAUD, TARGET_B38400, CBAUD, B38400 }, | |
2928 | { TARGET_CBAUD, TARGET_B57600, CBAUD, B57600 }, | |
2929 | { TARGET_CBAUD, TARGET_B115200, CBAUD, B115200 }, | |
2930 | { TARGET_CBAUD, TARGET_B230400, CBAUD, B230400 }, | |
2931 | { TARGET_CBAUD, TARGET_B460800, CBAUD, B460800 }, | |
2932 | { TARGET_CSIZE, TARGET_CS5, CSIZE, CS5 }, | |
2933 | { TARGET_CSIZE, TARGET_CS6, CSIZE, CS6 }, | |
2934 | { TARGET_CSIZE, TARGET_CS7, CSIZE, CS7 }, | |
2935 | { TARGET_CSIZE, TARGET_CS8, CSIZE, CS8 }, | |
2936 | { TARGET_CSTOPB, TARGET_CSTOPB, CSTOPB, CSTOPB }, | |
2937 | { TARGET_CREAD, TARGET_CREAD, CREAD, CREAD }, | |
2938 | { TARGET_PARENB, TARGET_PARENB, PARENB, PARENB }, | |
2939 | { TARGET_PARODD, TARGET_PARODD, PARODD, PARODD }, | |
2940 | { TARGET_HUPCL, TARGET_HUPCL, HUPCL, HUPCL }, | |
2941 | { TARGET_CLOCAL, TARGET_CLOCAL, CLOCAL, CLOCAL }, | |
2942 | { TARGET_CRTSCTS, TARGET_CRTSCTS, CRTSCTS, CRTSCTS }, | |
2943 | { 0, 0, 0, 0 } | |
2944 | }; | |
2945 | ||
b39bc503 | 2946 | static const bitmask_transtbl lflag_tbl[] = { |
31e31b8a FB |
2947 | { TARGET_ISIG, TARGET_ISIG, ISIG, ISIG }, |
2948 | { TARGET_ICANON, TARGET_ICANON, ICANON, ICANON }, | |
2949 | { TARGET_XCASE, TARGET_XCASE, XCASE, XCASE }, | |
2950 | { TARGET_ECHO, TARGET_ECHO, ECHO, ECHO }, | |
2951 | { TARGET_ECHOE, TARGET_ECHOE, ECHOE, ECHOE }, | |
2952 | { TARGET_ECHOK, TARGET_ECHOK, ECHOK, ECHOK }, | |
2953 | { TARGET_ECHONL, TARGET_ECHONL, ECHONL, ECHONL }, | |
2954 | { TARGET_NOFLSH, TARGET_NOFLSH, NOFLSH, NOFLSH }, | |
2955 | { TARGET_TOSTOP, TARGET_TOSTOP, TOSTOP, TOSTOP }, | |
2956 | { TARGET_ECHOCTL, TARGET_ECHOCTL, ECHOCTL, ECHOCTL }, | |
2957 | { TARGET_ECHOPRT, TARGET_ECHOPRT, ECHOPRT, ECHOPRT }, | |
2958 | { TARGET_ECHOKE, TARGET_ECHOKE, ECHOKE, ECHOKE }, | |
2959 | { TARGET_FLUSHO, TARGET_FLUSHO, FLUSHO, FLUSHO }, | |
2960 | { TARGET_PENDIN, TARGET_PENDIN, PENDIN, PENDIN }, | |
2961 | { TARGET_IEXTEN, TARGET_IEXTEN, IEXTEN, IEXTEN }, | |
2962 | { 0, 0, 0, 0 } | |
2963 | }; | |
2964 | ||
2965 | static void target_to_host_termios (void *dst, const void *src) | |
2966 | { | |
2967 | struct host_termios *host = dst; | |
2968 | const struct target_termios *target = src; | |
3b46e624 | 2969 | |
5fafdf24 | 2970 | host->c_iflag = |
31e31b8a | 2971 | target_to_host_bitmask(tswap32(target->c_iflag), iflag_tbl); |
5fafdf24 | 2972 | host->c_oflag = |
31e31b8a | 2973 | target_to_host_bitmask(tswap32(target->c_oflag), oflag_tbl); |
5fafdf24 | 2974 | host->c_cflag = |
31e31b8a | 2975 | target_to_host_bitmask(tswap32(target->c_cflag), cflag_tbl); |
5fafdf24 | 2976 | host->c_lflag = |
31e31b8a FB |
2977 | target_to_host_bitmask(tswap32(target->c_lflag), lflag_tbl); |
2978 | host->c_line = target->c_line; | |
3b46e624 | 2979 | |
44607123 | 2980 | memset(host->c_cc, 0, sizeof(host->c_cc)); |
5fafdf24 TS |
2981 | host->c_cc[VINTR] = target->c_cc[TARGET_VINTR]; |
2982 | host->c_cc[VQUIT] = target->c_cc[TARGET_VQUIT]; | |
3b46e624 | 2983 | host->c_cc[VERASE] = target->c_cc[TARGET_VERASE]; |
5fafdf24 | 2984 | host->c_cc[VKILL] = target->c_cc[TARGET_VKILL]; |
3b46e624 | 2985 | host->c_cc[VEOF] = target->c_cc[TARGET_VEOF]; |
5fafdf24 | 2986 | host->c_cc[VTIME] = target->c_cc[TARGET_VTIME]; |
3b46e624 | 2987 | host->c_cc[VMIN] = target->c_cc[TARGET_VMIN]; |
5fafdf24 | 2988 | host->c_cc[VSWTC] = target->c_cc[TARGET_VSWTC]; |
3b46e624 | 2989 | host->c_cc[VSTART] = target->c_cc[TARGET_VSTART]; |
5fafdf24 TS |
2990 | host->c_cc[VSTOP] = target->c_cc[TARGET_VSTOP]; |
2991 | host->c_cc[VSUSP] = target->c_cc[TARGET_VSUSP]; | |
3b46e624 TS |
2992 | host->c_cc[VEOL] = target->c_cc[TARGET_VEOL]; |
2993 | host->c_cc[VREPRINT] = target->c_cc[TARGET_VREPRINT]; | |
2994 | host->c_cc[VDISCARD] = target->c_cc[TARGET_VDISCARD]; | |
2995 | host->c_cc[VWERASE] = target->c_cc[TARGET_VWERASE]; | |
2996 | host->c_cc[VLNEXT] = target->c_cc[TARGET_VLNEXT]; | |
5fafdf24 | 2997 | host->c_cc[VEOL2] = target->c_cc[TARGET_VEOL2]; |
31e31b8a | 2998 | } |
3b46e624 | 2999 | |
31e31b8a FB |
3000 | static void host_to_target_termios (void *dst, const void *src) |
3001 | { | |
3002 | struct target_termios *target = dst; | |
3003 | const struct host_termios *host = src; | |
3004 | ||
5fafdf24 | 3005 | target->c_iflag = |
31e31b8a | 3006 | tswap32(host_to_target_bitmask(host->c_iflag, iflag_tbl)); |
5fafdf24 | 3007 | target->c_oflag = |
31e31b8a | 3008 | tswap32(host_to_target_bitmask(host->c_oflag, oflag_tbl)); |
5fafdf24 | 3009 | target->c_cflag = |
31e31b8a | 3010 | tswap32(host_to_target_bitmask(host->c_cflag, cflag_tbl)); |
5fafdf24 | 3011 | target->c_lflag = |
31e31b8a FB |
3012 | tswap32(host_to_target_bitmask(host->c_lflag, lflag_tbl)); |
3013 | target->c_line = host->c_line; | |
3b46e624 | 3014 | |
44607123 | 3015 | memset(target->c_cc, 0, sizeof(target->c_cc)); |
31e31b8a FB |
3016 | target->c_cc[TARGET_VINTR] = host->c_cc[VINTR]; |
3017 | target->c_cc[TARGET_VQUIT] = host->c_cc[VQUIT]; | |
3018 | target->c_cc[TARGET_VERASE] = host->c_cc[VERASE]; | |
3019 | target->c_cc[TARGET_VKILL] = host->c_cc[VKILL]; | |
3020 | target->c_cc[TARGET_VEOF] = host->c_cc[VEOF]; | |
3021 | target->c_cc[TARGET_VTIME] = host->c_cc[VTIME]; | |
3022 | target->c_cc[TARGET_VMIN] = host->c_cc[VMIN]; | |
3023 | target->c_cc[TARGET_VSWTC] = host->c_cc[VSWTC]; | |
3024 | target->c_cc[TARGET_VSTART] = host->c_cc[VSTART]; | |
3025 | target->c_cc[TARGET_VSTOP] = host->c_cc[VSTOP]; | |
3026 | target->c_cc[TARGET_VSUSP] = host->c_cc[VSUSP]; | |
3027 | target->c_cc[TARGET_VEOL] = host->c_cc[VEOL]; | |
3028 | target->c_cc[TARGET_VREPRINT] = host->c_cc[VREPRINT]; | |
3029 | target->c_cc[TARGET_VDISCARD] = host->c_cc[VDISCARD]; | |
3030 | target->c_cc[TARGET_VWERASE] = host->c_cc[VWERASE]; | |
3031 | target->c_cc[TARGET_VLNEXT] = host->c_cc[VLNEXT]; | |
3032 | target->c_cc[TARGET_VEOL2] = host->c_cc[VEOL2]; | |
3033 | } | |
3034 | ||
8e853dc7 | 3035 | static const StructEntry struct_termios_def = { |
31e31b8a FB |
3036 | .convert = { host_to_target_termios, target_to_host_termios }, |
3037 | .size = { sizeof(struct target_termios), sizeof(struct host_termios) }, | |
3038 | .align = { __alignof__(struct target_termios), __alignof__(struct host_termios) }, | |
3039 | }; | |
3040 | ||
5286db75 FB |
3041 | static bitmask_transtbl mmap_flags_tbl[] = { |
3042 | { TARGET_MAP_SHARED, TARGET_MAP_SHARED, MAP_SHARED, MAP_SHARED }, | |
3043 | { TARGET_MAP_PRIVATE, TARGET_MAP_PRIVATE, MAP_PRIVATE, MAP_PRIVATE }, | |
3044 | { TARGET_MAP_FIXED, TARGET_MAP_FIXED, MAP_FIXED, MAP_FIXED }, | |
3045 | { TARGET_MAP_ANONYMOUS, TARGET_MAP_ANONYMOUS, MAP_ANONYMOUS, MAP_ANONYMOUS }, | |
3046 | { TARGET_MAP_GROWSDOWN, TARGET_MAP_GROWSDOWN, MAP_GROWSDOWN, MAP_GROWSDOWN }, | |
3047 | { TARGET_MAP_DENYWRITE, TARGET_MAP_DENYWRITE, MAP_DENYWRITE, MAP_DENYWRITE }, | |
3048 | { TARGET_MAP_EXECUTABLE, TARGET_MAP_EXECUTABLE, MAP_EXECUTABLE, MAP_EXECUTABLE }, | |
3049 | { TARGET_MAP_LOCKED, TARGET_MAP_LOCKED, MAP_LOCKED, MAP_LOCKED }, | |
3050 | { 0, 0, 0, 0 } | |
3051 | }; | |
3052 | ||
2ab83ea7 | 3053 | #if defined(TARGET_I386) |
6dbad63e FB |
3054 | |
3055 | /* NOTE: there is really one LDT for all the threads */ | |
b1d8e52e | 3056 | static uint8_t *ldt_table; |
6dbad63e | 3057 | |
03acab66 | 3058 | static abi_long read_ldt(abi_ulong ptr, unsigned long bytecount) |
6dbad63e FB |
3059 | { |
3060 | int size; | |
53a5960a | 3061 | void *p; |
6dbad63e FB |
3062 | |
3063 | if (!ldt_table) | |
3064 | return 0; | |
3065 | size = TARGET_LDT_ENTRIES * TARGET_LDT_ENTRY_SIZE; | |
3066 | if (size > bytecount) | |
3067 | size = bytecount; | |
579a97f7 FB |
3068 | p = lock_user(VERIFY_WRITE, ptr, size, 0); |
3069 | if (!p) | |
03acab66 | 3070 | return -TARGET_EFAULT; |
579a97f7 | 3071 | /* ??? Should this by byteswapped? */ |
53a5960a PB |
3072 | memcpy(p, ldt_table, size); |
3073 | unlock_user(p, ptr, size); | |
6dbad63e FB |
3074 | return size; |
3075 | } | |
3076 | ||
3077 | /* XXX: add locking support */ | |
03acab66 FB |
3078 | static abi_long write_ldt(CPUX86State *env, |
3079 | abi_ulong ptr, unsigned long bytecount, int oldmode) | |
6dbad63e FB |
3080 | { |
3081 | struct target_modify_ldt_ldt_s ldt_info; | |
53a5960a | 3082 | struct target_modify_ldt_ldt_s *target_ldt_info; |
6dbad63e | 3083 | int seg_32bit, contents, read_exec_only, limit_in_pages; |
8d18e893 | 3084 | int seg_not_present, useable, lm; |
6dbad63e FB |
3085 | uint32_t *lp, entry_1, entry_2; |
3086 | ||
3087 | if (bytecount != sizeof(ldt_info)) | |
03acab66 | 3088 | return -TARGET_EINVAL; |
579a97f7 | 3089 | if (!lock_user_struct(VERIFY_READ, target_ldt_info, ptr, 1)) |
03acab66 | 3090 | return -TARGET_EFAULT; |
53a5960a PB |
3091 | ldt_info.entry_number = tswap32(target_ldt_info->entry_number); |
3092 | ldt_info.base_addr = tswapl(target_ldt_info->base_addr); | |
3093 | ldt_info.limit = tswap32(target_ldt_info->limit); | |
3094 | ldt_info.flags = tswap32(target_ldt_info->flags); | |
3095 | unlock_user_struct(target_ldt_info, ptr, 0); | |
3b46e624 | 3096 | |
6dbad63e | 3097 | if (ldt_info.entry_number >= TARGET_LDT_ENTRIES) |
03acab66 | 3098 | return -TARGET_EINVAL; |
6dbad63e FB |
3099 | seg_32bit = ldt_info.flags & 1; |
3100 | contents = (ldt_info.flags >> 1) & 3; | |
3101 | read_exec_only = (ldt_info.flags >> 3) & 1; | |
3102 | limit_in_pages = (ldt_info.flags >> 4) & 1; | |
3103 | seg_not_present = (ldt_info.flags >> 5) & 1; | |
3104 | useable = (ldt_info.flags >> 6) & 1; | |
8d18e893 FB |
3105 | #ifdef TARGET_ABI32 |
3106 | lm = 0; | |
3107 | #else | |
3108 | lm = (ldt_info.flags >> 7) & 1; | |
3109 | #endif | |
6dbad63e FB |
3110 | if (contents == 3) { |
3111 | if (oldmode) | |
03acab66 | 3112 | return -TARGET_EINVAL; |
6dbad63e | 3113 | if (seg_not_present == 0) |
03acab66 | 3114 | return -TARGET_EINVAL; |
6dbad63e FB |
3115 | } |
3116 | /* allocate the LDT */ | |
3117 | if (!ldt_table) { | |
e441570f AZ |
3118 | env->ldt.base = target_mmap(0, |
3119 | TARGET_LDT_ENTRIES * TARGET_LDT_ENTRY_SIZE, | |
3120 | PROT_READ|PROT_WRITE, | |
3121 | MAP_ANONYMOUS|MAP_PRIVATE, -1, 0); | |
3122 | if (env->ldt.base == -1) | |
03acab66 | 3123 | return -TARGET_ENOMEM; |
e441570f AZ |
3124 | memset(g2h(env->ldt.base), 0, |
3125 | TARGET_LDT_ENTRIES * TARGET_LDT_ENTRY_SIZE); | |
6dbad63e | 3126 | env->ldt.limit = 0xffff; |
e441570f | 3127 | ldt_table = g2h(env->ldt.base); |
6dbad63e FB |
3128 | } |
3129 | ||
3130 | /* NOTE: same code as Linux kernel */ | |
3131 | /* Allow LDTs to be cleared by the user. */ | |
3132 | if (ldt_info.base_addr == 0 && ldt_info.limit == 0) { | |
3133 | if (oldmode || | |
3134 | (contents == 0 && | |
3135 | read_exec_only == 1 && | |
3136 | seg_32bit == 0 && | |
3137 | limit_in_pages == 0 && | |
3138 | seg_not_present == 1 && | |
3139 | useable == 0 )) { | |
3140 | entry_1 = 0; | |
3141 | entry_2 = 0; | |
3142 | goto install; | |
3143 | } | |
3144 | } | |
3b46e624 | 3145 | |
6dbad63e FB |
3146 | entry_1 = ((ldt_info.base_addr & 0x0000ffff) << 16) | |
3147 | (ldt_info.limit & 0x0ffff); | |
3148 | entry_2 = (ldt_info.base_addr & 0xff000000) | | |
3149 | ((ldt_info.base_addr & 0x00ff0000) >> 16) | | |
3150 | (ldt_info.limit & 0xf0000) | | |
3151 | ((read_exec_only ^ 1) << 9) | | |
3152 | (contents << 10) | | |
3153 | ((seg_not_present ^ 1) << 15) | | |
3154 | (seg_32bit << 22) | | |
3155 | (limit_in_pages << 23) | | |
8d18e893 | 3156 | (lm << 21) | |
6dbad63e FB |
3157 | 0x7000; |
3158 | if (!oldmode) | |
3159 | entry_2 |= (useable << 20); | |
14ae3ba7 | 3160 | |
6dbad63e FB |
3161 | /* Install the new entry ... */ |
3162 | install: | |
3163 | lp = (uint32_t *)(ldt_table + (ldt_info.entry_number << 3)); | |
3164 | lp[0] = tswap32(entry_1); | |
3165 | lp[1] = tswap32(entry_2); | |
3166 | return 0; | |
3167 | } | |
3168 | ||
3169 | /* specific and weird i386 syscalls */ | |
8fcd3692 BS |
3170 | static abi_long do_modify_ldt(CPUX86State *env, int func, abi_ulong ptr, |
3171 | unsigned long bytecount) | |
6dbad63e | 3172 | { |
03acab66 | 3173 | abi_long ret; |
3b46e624 | 3174 | |
6dbad63e FB |
3175 | switch (func) { |
3176 | case 0: | |
3177 | ret = read_ldt(ptr, bytecount); | |
3178 | break; | |
3179 | case 1: | |
3180 | ret = write_ldt(env, ptr, bytecount, 1); | |
3181 | break; | |
3182 | case 0x11: | |
3183 | ret = write_ldt(env, ptr, bytecount, 0); | |
3184 | break; | |
03acab66 FB |
3185 | default: |
3186 | ret = -TARGET_ENOSYS; | |
3187 | break; | |
6dbad63e FB |
3188 | } |
3189 | return ret; | |
3190 | } | |
1b6b029e | 3191 | |
4583f589 | 3192 | #if defined(TARGET_I386) && defined(TARGET_ABI32) |
8fcd3692 | 3193 | static abi_long do_set_thread_area(CPUX86State *env, abi_ulong ptr) |
8d18e893 FB |
3194 | { |
3195 | uint64_t *gdt_table = g2h(env->gdt.base); | |
3196 | struct target_modify_ldt_ldt_s ldt_info; | |
3197 | struct target_modify_ldt_ldt_s *target_ldt_info; | |
3198 | int seg_32bit, contents, read_exec_only, limit_in_pages; | |
3199 | int seg_not_present, useable, lm; | |
3200 | uint32_t *lp, entry_1, entry_2; | |
3201 | int i; | |
3202 | ||
3203 | lock_user_struct(VERIFY_WRITE, target_ldt_info, ptr, 1); | |
3204 | if (!target_ldt_info) | |
3205 | return -TARGET_EFAULT; | |
3206 | ldt_info.entry_number = tswap32(target_ldt_info->entry_number); | |
3207 | ldt_info.base_addr = tswapl(target_ldt_info->base_addr); | |
3208 | ldt_info.limit = tswap32(target_ldt_info->limit); | |
3209 | ldt_info.flags = tswap32(target_ldt_info->flags); | |
3210 | if (ldt_info.entry_number == -1) { | |
3211 | for (i=TARGET_GDT_ENTRY_TLS_MIN; i<=TARGET_GDT_ENTRY_TLS_MAX; i++) { | |
3212 | if (gdt_table[i] == 0) { | |
3213 | ldt_info.entry_number = i; | |
3214 | target_ldt_info->entry_number = tswap32(i); | |
3215 | break; | |
3216 | } | |
3217 | } | |
3218 | } | |
3219 | unlock_user_struct(target_ldt_info, ptr, 1); | |
3220 | ||
3221 | if (ldt_info.entry_number < TARGET_GDT_ENTRY_TLS_MIN || | |
3222 | ldt_info.entry_number > TARGET_GDT_ENTRY_TLS_MAX) | |
3223 | return -TARGET_EINVAL; | |
3224 | seg_32bit = ldt_info.flags & 1; | |
3225 | contents = (ldt_info.flags >> 1) & 3; | |
3226 | read_exec_only = (ldt_info.flags >> 3) & 1; | |
3227 | limit_in_pages = (ldt_info.flags >> 4) & 1; | |
3228 | seg_not_present = (ldt_info.flags >> 5) & 1; | |
3229 | useable = (ldt_info.flags >> 6) & 1; | |
3230 | #ifdef TARGET_ABI32 | |
3231 | lm = 0; | |
3232 | #else | |
3233 | lm = (ldt_info.flags >> 7) & 1; | |
3234 | #endif | |
3235 | ||
3236 | if (contents == 3) { | |
3237 | if (seg_not_present == 0) | |
3238 | return -TARGET_EINVAL; | |
3239 | } | |
3240 | ||
3241 | /* NOTE: same code as Linux kernel */ | |
3242 | /* Allow LDTs to be cleared by the user. */ | |
3243 | if (ldt_info.base_addr == 0 && ldt_info.limit == 0) { | |
3244 | if ((contents == 0 && | |
3245 | read_exec_only == 1 && | |
3246 | seg_32bit == 0 && | |
3247 | limit_in_pages == 0 && | |
3248 | seg_not_present == 1 && | |
3249 | useable == 0 )) { | |
3250 | entry_1 = 0; | |
3251 | entry_2 = 0; | |
3252 | goto install; | |
3253 | } | |
3254 | } | |
3255 | ||
3256 | entry_1 = ((ldt_info.base_addr & 0x0000ffff) << 16) | | |
3257 | (ldt_info.limit & 0x0ffff); | |
3258 | entry_2 = (ldt_info.base_addr & 0xff000000) | | |
3259 | ((ldt_info.base_addr & 0x00ff0000) >> 16) | | |
3260 | (ldt_info.limit & 0xf0000) | | |
3261 | ((read_exec_only ^ 1) << 9) | | |
3262 | (contents << 10) | | |
3263 | ((seg_not_present ^ 1) << 15) | | |
3264 | (seg_32bit << 22) | | |
3265 | (limit_in_pages << 23) | | |
3266 | (useable << 20) | | |
3267 | (lm << 21) | | |
3268 | 0x7000; | |
3269 | ||
3270 | /* Install the new entry ... */ | |
3271 | install: | |
3272 | lp = (uint32_t *)(gdt_table + ldt_info.entry_number); | |
3273 | lp[0] = tswap32(entry_1); | |
3274 | lp[1] = tswap32(entry_2); | |
3275 | return 0; | |
3276 | } | |
3277 | ||
8fcd3692 | 3278 | static abi_long do_get_thread_area(CPUX86State *env, abi_ulong ptr) |
8d18e893 FB |
3279 | { |
3280 | struct target_modify_ldt_ldt_s *target_ldt_info; | |
3281 | uint64_t *gdt_table = g2h(env->gdt.base); | |
3282 | uint32_t base_addr, limit, flags; | |
3283 | int seg_32bit, contents, read_exec_only, limit_in_pages, idx; | |
3284 | int seg_not_present, useable, lm; | |
3285 | uint32_t *lp, entry_1, entry_2; | |
3286 | ||
3287 | lock_user_struct(VERIFY_WRITE, target_ldt_info, ptr, 1); | |
3288 | if (!target_ldt_info) | |
3289 | return -TARGET_EFAULT; | |
3290 | idx = tswap32(target_ldt_info->entry_number); | |
3291 | if (idx < TARGET_GDT_ENTRY_TLS_MIN || | |
3292 | idx > TARGET_GDT_ENTRY_TLS_MAX) { | |
3293 | unlock_user_struct(target_ldt_info, ptr, 1); | |
3294 | return -TARGET_EINVAL; | |
3295 | } | |
3296 | lp = (uint32_t *)(gdt_table + idx); | |
3297 | entry_1 = tswap32(lp[0]); | |
3298 | entry_2 = tswap32(lp[1]); | |
3299 | ||
3300 | read_exec_only = ((entry_2 >> 9) & 1) ^ 1; | |
3301 | contents = (entry_2 >> 10) & 3; | |
3302 | seg_not_present = ((entry_2 >> 15) & 1) ^ 1; | |
3303 | seg_32bit = (entry_2 >> 22) & 1; | |
3304 | limit_in_pages = (entry_2 >> 23) & 1; | |
3305 | useable = (entry_2 >> 20) & 1; | |
3306 | #ifdef TARGET_ABI32 | |
3307 | lm = 0; | |
3308 | #else | |
3309 | lm = (entry_2 >> 21) & 1; | |
3310 | #endif | |
3311 | flags = (seg_32bit << 0) | (contents << 1) | | |
3312 | (read_exec_only << 3) | (limit_in_pages << 4) | | |
3313 | (seg_not_present << 5) | (useable << 6) | (lm << 7); | |
3314 | limit = (entry_1 & 0xffff) | (entry_2 & 0xf0000); | |
3315 | base_addr = (entry_1 >> 16) | | |
3316 | (entry_2 & 0xff000000) | | |
3317 | ((entry_2 & 0xff) << 16); | |
3318 | target_ldt_info->base_addr = tswapl(base_addr); | |
3319 | target_ldt_info->limit = tswap32(limit); | |
3320 | target_ldt_info->flags = tswap32(flags); | |
3321 | unlock_user_struct(target_ldt_info, ptr, 1); | |
3322 | return 0; | |
3323 | } | |
4583f589 | 3324 | #endif /* TARGET_I386 && TARGET_ABI32 */ |
8d18e893 | 3325 | |
d2fd1af7 | 3326 | #ifndef TARGET_ABI32 |
8fcd3692 | 3327 | static abi_long do_arch_prctl(CPUX86State *env, int code, abi_ulong addr) |
d2fd1af7 FB |
3328 | { |
3329 | abi_long ret; | |
3330 | abi_ulong val; | |
3331 | int idx; | |
3332 | ||
3333 | switch(code) { | |
3334 | case TARGET_ARCH_SET_GS: | |
3335 | case TARGET_ARCH_SET_FS: | |
3336 | if (code == TARGET_ARCH_SET_GS) | |
3337 | idx = R_GS; | |
3338 | else | |
3339 | idx = R_FS; | |
3340 | cpu_x86_load_seg(env, idx, 0); | |
3341 | env->segs[idx].base = addr; | |
3342 | break; | |
3343 | case TARGET_ARCH_GET_GS: | |
3344 | case TARGET_ARCH_GET_FS: | |
3345 | if (code == TARGET_ARCH_GET_GS) | |
3346 | idx = R_GS; | |
3347 | else | |
3348 | idx = R_FS; | |
3349 | val = env->segs[idx].base; | |
3350 | if (put_user(val, addr, abi_ulong)) | |
3351 | return -TARGET_EFAULT; | |
3352 | break; | |
3353 | default: | |
3354 | ret = -TARGET_EINVAL; | |
3355 | break; | |
3356 | } | |
3357 | return 0; | |
3358 | } | |
3359 | #endif | |
3360 | ||
2ab83ea7 FB |
3361 | #endif /* defined(TARGET_I386) */ |
3362 | ||
d865bab5 PB |
3363 | #if defined(USE_NPTL) |
3364 | ||
3365 | #define NEW_STACK_SIZE PTHREAD_STACK_MIN | |
3366 | ||
3367 | static pthread_mutex_t clone_lock = PTHREAD_MUTEX_INITIALIZER; | |
3368 | typedef struct { | |
3369 | CPUState *env; | |
3370 | pthread_mutex_t mutex; | |
3371 | pthread_cond_t cond; | |
3372 | pthread_t thread; | |
3373 | uint32_t tid; | |
3374 | abi_ulong child_tidptr; | |
3375 | abi_ulong parent_tidptr; | |
3376 | sigset_t sigmask; | |
3377 | } new_thread_info; | |
3378 | ||
3379 | static void *clone_func(void *arg) | |
3380 | { | |
3381 | new_thread_info *info = arg; | |
3382 | CPUState *env; | |
edf8e2af | 3383 | TaskState *ts; |
d865bab5 PB |
3384 | |
3385 | env = info->env; | |
3386 | thread_env = env; | |
edf8e2af | 3387 | ts = (TaskState *)thread_env->opaque; |
d865bab5 | 3388 | info->tid = gettid(); |
1e9fa730 | 3389 | env->host_tid = info->tid; |
edf8e2af | 3390 | task_settid(ts); |
d865bab5 PB |
3391 | if (info->child_tidptr) |
3392 | put_user_u32(info->tid, info->child_tidptr); | |
3393 | if (info->parent_tidptr) | |
3394 | put_user_u32(info->tid, info->parent_tidptr); | |
3395 | /* Enable signals. */ | |
3396 | sigprocmask(SIG_SETMASK, &info->sigmask, NULL); | |
3397 | /* Signal to the parent that we're ready. */ | |
3398 | pthread_mutex_lock(&info->mutex); | |
3399 | pthread_cond_broadcast(&info->cond); | |
3400 | pthread_mutex_unlock(&info->mutex); | |
3401 | /* Wait until the parent has finshed initializing the tls state. */ | |
3402 | pthread_mutex_lock(&clone_lock); | |
3403 | pthread_mutex_unlock(&clone_lock); | |
3404 | cpu_loop(env); | |
3405 | /* never exits */ | |
3406 | return NULL; | |
3407 | } | |
3408 | #else | |
1b6b029e FB |
3409 | /* this stack is the equivalent of the kernel stack associated with a |
3410 | thread/process */ | |
3411 | #define NEW_STACK_SIZE 8192 | |
3412 | ||
3413 | static int clone_func(void *arg) | |
3414 | { | |
2ab83ea7 | 3415 | CPUState *env = arg; |
1b6b029e FB |
3416 | cpu_loop(env); |
3417 | /* never exits */ | |
3418 | return 0; | |
3419 | } | |
d865bab5 | 3420 | #endif |
1b6b029e | 3421 | |
0da46a6e TS |
3422 | /* do_fork() Must return host values and target errnos (unlike most |
3423 | do_*() functions). */ | |
d865bab5 PB |
3424 | static int do_fork(CPUState *env, unsigned int flags, abi_ulong newsp, |
3425 | abi_ulong parent_tidptr, target_ulong newtls, | |
3426 | abi_ulong child_tidptr) | |
1b6b029e FB |
3427 | { |
3428 | int ret; | |
5cd4393b | 3429 | TaskState *ts; |
1b6b029e | 3430 | uint8_t *new_stack; |
2ab83ea7 | 3431 | CPUState *new_env; |
d865bab5 PB |
3432 | #if defined(USE_NPTL) |
3433 | unsigned int nptl_flags; | |
3434 | sigset_t sigmask; | |
3435 | #endif | |
3b46e624 | 3436 | |
436d124b AZ |
3437 | /* Emulate vfork() with fork() */ |
3438 | if (flags & CLONE_VFORK) | |
3439 | flags &= ~(CLONE_VFORK | CLONE_VM); | |
3440 | ||
1b6b029e | 3441 | if (flags & CLONE_VM) { |
edf8e2af | 3442 | TaskState *parent_ts = (TaskState *)env->opaque; |
bd0c5661 | 3443 | #if defined(USE_NPTL) |
d865bab5 PB |
3444 | new_thread_info info; |
3445 | pthread_attr_t attr; | |
bd0c5661 | 3446 | #endif |
c3a92833 | 3447 | ts = qemu_mallocz(sizeof(TaskState) + NEW_STACK_SIZE); |
624f7979 | 3448 | init_task_state(ts); |
5cd4393b | 3449 | new_stack = ts->stack; |
1b6b029e | 3450 | /* we create a new CPU instance. */ |
c5be9f08 | 3451 | new_env = cpu_copy(env); |
6e68e076 PB |
3452 | /* Init regs that differ from the parent. */ |
3453 | cpu_clone_regs(new_env, newsp); | |
5cd4393b | 3454 | new_env->opaque = ts; |
edf8e2af MW |
3455 | ts->bprm = parent_ts->bprm; |
3456 | ts->info = parent_ts->info; | |
d865bab5 PB |
3457 | #if defined(USE_NPTL) |
3458 | nptl_flags = flags; | |
3459 | flags &= ~CLONE_NPTL_FLAGS2; | |
3460 | ||
c2764719 PB |
3461 | if (nptl_flags & CLONE_CHILD_CLEARTID) { |
3462 | ts->child_tidptr = child_tidptr; | |
3463 | } | |
3464 | ||
d865bab5 PB |
3465 | if (nptl_flags & CLONE_SETTLS) |
3466 | cpu_set_tls (new_env, newtls); | |
3467 | ||
3468 | /* Grab a mutex so that thread setup appears atomic. */ | |
3469 | pthread_mutex_lock(&clone_lock); | |
3470 | ||
3471 | memset(&info, 0, sizeof(info)); | |
3472 | pthread_mutex_init(&info.mutex, NULL); | |
3473 | pthread_mutex_lock(&info.mutex); | |
3474 | pthread_cond_init(&info.cond, NULL); | |
3475 | info.env = new_env; | |
3476 | if (nptl_flags & CLONE_CHILD_SETTID) | |
3477 | info.child_tidptr = child_tidptr; | |
3478 | if (nptl_flags & CLONE_PARENT_SETTID) | |
3479 | info.parent_tidptr = parent_tidptr; | |
3480 | ||
3481 | ret = pthread_attr_init(&attr); | |
3482 | ret = pthread_attr_setstack(&attr, new_stack, NEW_STACK_SIZE); | |
3483 | /* It is not safe to deliver signals until the child has finished | |
3484 | initializing, so temporarily block all signals. */ | |
3485 | sigfillset(&sigmask); | |
3486 | sigprocmask(SIG_BLOCK, &sigmask, &info.sigmask); | |
3487 | ||
3488 | ret = pthread_create(&info.thread, &attr, clone_func, &info); | |
c2764719 | 3489 | /* TODO: Free new CPU state if thread creation failed. */ |
d865bab5 PB |
3490 | |
3491 | sigprocmask(SIG_SETMASK, &info.sigmask, NULL); | |
3492 | pthread_attr_destroy(&attr); | |
3493 | if (ret == 0) { | |
3494 | /* Wait for the child to initialize. */ | |
3495 | pthread_cond_wait(&info.cond, &info.mutex); | |
3496 | ret = info.tid; | |
3497 | if (flags & CLONE_PARENT_SETTID) | |
3498 | put_user_u32(ret, parent_tidptr); | |
3499 | } else { | |
3500 | ret = -1; | |
3501 | } | |
3502 | pthread_mutex_unlock(&info.mutex); | |
3503 | pthread_cond_destroy(&info.cond); | |
3504 | pthread_mutex_destroy(&info.mutex); | |
3505 | pthread_mutex_unlock(&clone_lock); | |
3506 | #else | |
3507 | if (flags & CLONE_NPTL_FLAGS2) | |
3508 | return -EINVAL; | |
3509 | /* This is probably going to die very quickly, but do it anyway. */ | |
27725c1d | 3510 | #ifdef __ia64__ |
fd4a43e4 | 3511 | ret = __clone2(clone_func, new_stack + NEW_STACK_SIZE, flags, new_env); |
27725c1d FB |
3512 | #else |
3513 | ret = clone(clone_func, new_stack + NEW_STACK_SIZE, flags, new_env); | |
d865bab5 | 3514 | #endif |
27725c1d | 3515 | #endif |
1b6b029e FB |
3516 | } else { |
3517 | /* if no CLONE_VM, we consider it is a fork */ | |
d865bab5 | 3518 | if ((flags & ~(CSIGNAL | CLONE_NPTL_FLAGS2)) != 0) |
1b6b029e | 3519 | return -EINVAL; |
d865bab5 | 3520 | fork_start(); |
1b6b029e | 3521 | ret = fork(); |
d865bab5 | 3522 | if (ret == 0) { |
2b1319c8 | 3523 | /* Child Process. */ |
d865bab5 PB |
3524 | cpu_clone_regs(env, newsp); |
3525 | fork_end(1); | |
2b1319c8 AJ |
3526 | #if defined(USE_NPTL) |
3527 | /* There is a race condition here. The parent process could | |
3528 | theoretically read the TID in the child process before the child | |
3529 | tid is set. This would require using either ptrace | |
3530 | (not implemented) or having *_tidptr to point at a shared memory | |
3531 | mapping. We can't repeat the spinlock hack used above because | |
3532 | the child process gets its own copy of the lock. */ | |
d865bab5 PB |
3533 | if (flags & CLONE_CHILD_SETTID) |
3534 | put_user_u32(gettid(), child_tidptr); | |
3535 | if (flags & CLONE_PARENT_SETTID) | |
3536 | put_user_u32(gettid(), parent_tidptr); | |
3537 | ts = (TaskState *)env->opaque; | |
3538 | if (flags & CLONE_SETTLS) | |
3539 | cpu_set_tls (env, newtls); | |
c2764719 PB |
3540 | if (flags & CLONE_CHILD_CLEARTID) |
3541 | ts->child_tidptr = child_tidptr; | |
2b1319c8 | 3542 | #endif |
d865bab5 PB |
3543 | } else { |
3544 | fork_end(0); | |
3545 | } | |
1b6b029e FB |
3546 | } |
3547 | return ret; | |
3548 | } | |
3549 | ||
992f48a0 | 3550 | static abi_long do_fcntl(int fd, int cmd, abi_ulong arg) |
7775e9ec FB |
3551 | { |
3552 | struct flock fl; | |
53a5960a | 3553 | struct target_flock *target_fl; |
43f238d7 TS |
3554 | struct flock64 fl64; |
3555 | struct target_flock64 *target_fl64; | |
992f48a0 | 3556 | abi_long ret; |
53a5960a | 3557 | |
7775e9ec FB |
3558 | switch(cmd) { |
3559 | case TARGET_F_GETLK: | |
579a97f7 FB |
3560 | if (!lock_user_struct(VERIFY_READ, target_fl, arg, 1)) |
3561 | return -TARGET_EFAULT; | |
5813427b TS |
3562 | fl.l_type = tswap16(target_fl->l_type); |
3563 | fl.l_whence = tswap16(target_fl->l_whence); | |
3564 | fl.l_start = tswapl(target_fl->l_start); | |
3565 | fl.l_len = tswapl(target_fl->l_len); | |
3566 | fl.l_pid = tswapl(target_fl->l_pid); | |
3567 | unlock_user_struct(target_fl, arg, 0); | |
9ee1fa2c | 3568 | ret = get_errno(fcntl(fd, cmd, &fl)); |
7775e9ec | 3569 | if (ret == 0) { |
579a97f7 FB |
3570 | if (!lock_user_struct(VERIFY_WRITE, target_fl, arg, 0)) |
3571 | return -TARGET_EFAULT; | |
7775e9ec FB |
3572 | target_fl->l_type = tswap16(fl.l_type); |
3573 | target_fl->l_whence = tswap16(fl.l_whence); | |
3574 | target_fl->l_start = tswapl(fl.l_start); | |
3575 | target_fl->l_len = tswapl(fl.l_len); | |
3576 | target_fl->l_pid = tswapl(fl.l_pid); | |
53a5960a | 3577 | unlock_user_struct(target_fl, arg, 1); |
7775e9ec FB |
3578 | } |
3579 | break; | |
3b46e624 | 3580 | |
7775e9ec FB |
3581 | case TARGET_F_SETLK: |
3582 | case TARGET_F_SETLKW: | |
579a97f7 FB |
3583 | if (!lock_user_struct(VERIFY_READ, target_fl, arg, 1)) |
3584 | return -TARGET_EFAULT; | |
7775e9ec FB |
3585 | fl.l_type = tswap16(target_fl->l_type); |
3586 | fl.l_whence = tswap16(target_fl->l_whence); | |
3587 | fl.l_start = tswapl(target_fl->l_start); | |
3588 | fl.l_len = tswapl(target_fl->l_len); | |
3589 | fl.l_pid = tswapl(target_fl->l_pid); | |
53a5960a | 3590 | unlock_user_struct(target_fl, arg, 0); |
9ee1fa2c | 3591 | ret = get_errno(fcntl(fd, cmd, &fl)); |
7775e9ec | 3592 | break; |
3b46e624 | 3593 | |
7775e9ec | 3594 | case TARGET_F_GETLK64: |
579a97f7 FB |
3595 | if (!lock_user_struct(VERIFY_READ, target_fl64, arg, 1)) |
3596 | return -TARGET_EFAULT; | |
5813427b TS |
3597 | fl64.l_type = tswap16(target_fl64->l_type) >> 1; |
3598 | fl64.l_whence = tswap16(target_fl64->l_whence); | |
3599 | fl64.l_start = tswapl(target_fl64->l_start); | |
3600 | fl64.l_len = tswapl(target_fl64->l_len); | |
3601 | fl64.l_pid = tswap16(target_fl64->l_pid); | |
3602 | unlock_user_struct(target_fl64, arg, 0); | |
9ee1fa2c | 3603 | ret = get_errno(fcntl(fd, cmd >> 1, &fl64)); |
43f238d7 | 3604 | if (ret == 0) { |
579a97f7 FB |
3605 | if (!lock_user_struct(VERIFY_WRITE, target_fl64, arg, 0)) |
3606 | return -TARGET_EFAULT; | |
43f238d7 TS |
3607 | target_fl64->l_type = tswap16(fl64.l_type) >> 1; |
3608 | target_fl64->l_whence = tswap16(fl64.l_whence); | |
3609 | target_fl64->l_start = tswapl(fl64.l_start); | |
3610 | target_fl64->l_len = tswapl(fl64.l_len); | |
3611 | target_fl64->l_pid = tswapl(fl64.l_pid); | |
3612 | unlock_user_struct(target_fl64, arg, 1); | |
3613 | } | |
9ee1fa2c | 3614 | break; |
7775e9ec FB |
3615 | case TARGET_F_SETLK64: |
3616 | case TARGET_F_SETLKW64: | |
579a97f7 FB |
3617 | if (!lock_user_struct(VERIFY_READ, target_fl64, arg, 1)) |
3618 | return -TARGET_EFAULT; | |
43f238d7 TS |
3619 | fl64.l_type = tswap16(target_fl64->l_type) >> 1; |
3620 | fl64.l_whence = tswap16(target_fl64->l_whence); | |
3621 | fl64.l_start = tswapl(target_fl64->l_start); | |
3622 | fl64.l_len = tswapl(target_fl64->l_len); | |
3623 | fl64.l_pid = tswap16(target_fl64->l_pid); | |
3624 | unlock_user_struct(target_fl64, arg, 0); | |
9ee1fa2c | 3625 | ret = get_errno(fcntl(fd, cmd >> 1, &fl64)); |
7775e9ec FB |
3626 | break; |
3627 | ||
ffa65c3b | 3628 | case F_GETFL: |
9ee1fa2c FB |
3629 | ret = get_errno(fcntl(fd, cmd, arg)); |
3630 | if (ret >= 0) { | |
3631 | ret = host_to_target_bitmask(ret, fcntl_flags_tbl); | |
3632 | } | |
ffa65c3b FB |
3633 | break; |
3634 | ||
3635 | case F_SETFL: | |
9ee1fa2c | 3636 | ret = get_errno(fcntl(fd, cmd, target_to_host_bitmask(arg, fcntl_flags_tbl))); |
ffa65c3b FB |
3637 | break; |
3638 | ||
7775e9ec | 3639 | default: |
9ee1fa2c | 3640 | ret = get_errno(fcntl(fd, cmd, arg)); |
7775e9ec FB |
3641 | break; |
3642 | } | |
3643 | return ret; | |
3644 | } | |
3645 | ||
67867308 | 3646 | #ifdef USE_UID16 |
7775e9ec | 3647 | |
67867308 FB |
3648 | static inline int high2lowuid(int uid) |
3649 | { | |
3650 | if (uid > 65535) | |
3651 | return 65534; | |
3652 | else | |
3653 | return uid; | |
3654 | } | |
3655 | ||
3656 | static inline int high2lowgid(int gid) | |
3657 | { | |
3658 | if (gid > 65535) | |
3659 | return 65534; | |
3660 | else | |
3661 | return gid; | |
3662 | } | |
3663 | ||
3664 | static inline int low2highuid(int uid) | |
3665 | { | |
3666 | if ((int16_t)uid == -1) | |
3667 | return -1; | |
3668 | else | |
3669 | return uid; | |
3670 | } | |
3671 | ||
3672 | static inline int low2highgid(int gid) | |
3673 | { | |
3674 | if ((int16_t)gid == -1) | |
3675 | return -1; | |
3676 | else | |
3677 | return gid; | |
3678 | } | |
3679 | ||
3680 | #endif /* USE_UID16 */ | |
1b6b029e | 3681 | |
31e31b8a FB |
3682 | void syscall_init(void) |
3683 | { | |
2ab83ea7 FB |
3684 | IOCTLEntry *ie; |
3685 | const argtype *arg_type; | |
3686 | int size; | |
b92c47c1 | 3687 | int i; |
2ab83ea7 | 3688 | |
001faf32 | 3689 | #define STRUCT(name, ...) thunk_register_struct(STRUCT_ ## name, #name, struct_ ## name ## _def); |
5fafdf24 | 3690 | #define STRUCT_SPECIAL(name) thunk_register_struct_direct(STRUCT_ ## name, #name, &struct_ ## name ## _def); |
31e31b8a FB |
3691 | #include "syscall_types.h" |
3692 | #undef STRUCT | |
3693 | #undef STRUCT_SPECIAL | |
2ab83ea7 FB |
3694 | |
3695 | /* we patch the ioctl size if necessary. We rely on the fact that | |
3696 | no ioctl has all the bits at '1' in the size field */ | |
3697 | ie = ioctl_entries; | |
3698 | while (ie->target_cmd != 0) { | |
3699 | if (((ie->target_cmd >> TARGET_IOC_SIZESHIFT) & TARGET_IOC_SIZEMASK) == | |
3700 | TARGET_IOC_SIZEMASK) { | |
3701 | arg_type = ie->arg_type; | |
3702 | if (arg_type[0] != TYPE_PTR) { | |
5fafdf24 | 3703 | fprintf(stderr, "cannot patch size for ioctl 0x%x\n", |
2ab83ea7 FB |
3704 | ie->target_cmd); |
3705 | exit(1); | |
3706 | } | |
3707 | arg_type++; | |
3708 | size = thunk_type_size(arg_type, 0); | |
5fafdf24 | 3709 | ie->target_cmd = (ie->target_cmd & |
2ab83ea7 FB |
3710 | ~(TARGET_IOC_SIZEMASK << TARGET_IOC_SIZESHIFT)) | |
3711 | (size << TARGET_IOC_SIZESHIFT); | |
3712 | } | |
b92c47c1 TS |
3713 | |
3714 | /* Build target_to_host_errno_table[] table from | |
3715 | * host_to_target_errno_table[]. */ | |
3716 | for (i=0; i < ERRNO_TABLE_SIZE; i++) | |
3717 | target_to_host_errno_table[host_to_target_errno_table[i]] = i; | |
3718 | ||
2ab83ea7 | 3719 | /* automatic consistency check if same arch */ |
872ea0c0 AZ |
3720 | #if (defined(__i386__) && defined(TARGET_I386) && defined(TARGET_ABI32)) || \ |
3721 | (defined(__x86_64__) && defined(TARGET_X86_64)) | |
3722 | if (unlikely(ie->target_cmd != ie->host_cmd)) { | |
3723 | fprintf(stderr, "ERROR: ioctl(%s): target=0x%x host=0x%x\n", | |
3724 | ie->name, ie->target_cmd, ie->host_cmd); | |
2ab83ea7 FB |
3725 | } |
3726 | #endif | |
3727 | ie++; | |
3728 | } | |
31e31b8a | 3729 | } |
c573ff67 | 3730 | |
992f48a0 | 3731 | #if TARGET_ABI_BITS == 32 |
ce4defa0 PB |
3732 | static inline uint64_t target_offset64(uint32_t word0, uint32_t word1) |
3733 | { | |
af325d36 | 3734 | #ifdef TARGET_WORDS_BIGENDIAN |
ce4defa0 PB |
3735 | return ((uint64_t)word0 << 32) | word1; |
3736 | #else | |
3737 | return ((uint64_t)word1 << 32) | word0; | |
3738 | #endif | |
3739 | } | |
992f48a0 | 3740 | #else /* TARGET_ABI_BITS == 32 */ |
32407103 JM |
3741 | static inline uint64_t target_offset64(uint64_t word0, uint64_t word1) |
3742 | { | |
3743 | return word0; | |
3744 | } | |
992f48a0 | 3745 | #endif /* TARGET_ABI_BITS != 32 */ |
ce4defa0 PB |
3746 | |
3747 | #ifdef TARGET_NR_truncate64 | |
992f48a0 BS |
3748 | static inline abi_long target_truncate64(void *cpu_env, const char *arg1, |
3749 | abi_long arg2, | |
3750 | abi_long arg3, | |
3751 | abi_long arg4) | |
ce4defa0 PB |
3752 | { |
3753 | #ifdef TARGET_ARM | |
3754 | if (((CPUARMState *)cpu_env)->eabi) | |
3755 | { | |
3756 | arg2 = arg3; | |
3757 | arg3 = arg4; | |
3758 | } | |
3759 | #endif | |
3760 | return get_errno(truncate64(arg1, target_offset64(arg2, arg3))); | |
3761 | } | |
3762 | #endif | |
3763 | ||
3764 | #ifdef TARGET_NR_ftruncate64 | |
992f48a0 BS |
3765 | static inline abi_long target_ftruncate64(void *cpu_env, abi_long arg1, |
3766 | abi_long arg2, | |
3767 | abi_long arg3, | |
3768 | abi_long arg4) | |
ce4defa0 PB |
3769 | { |
3770 | #ifdef TARGET_ARM | |
3771 | if (((CPUARMState *)cpu_env)->eabi) | |
3772 | { | |
3773 | arg2 = arg3; | |
3774 | arg3 = arg4; | |
3775 | } | |
3776 | #endif | |
3777 | return get_errno(ftruncate64(arg1, target_offset64(arg2, arg3))); | |
3778 | } | |
3779 | #endif | |
3780 | ||
579a97f7 FB |
3781 | static inline abi_long target_to_host_timespec(struct timespec *host_ts, |
3782 | abi_ulong target_addr) | |
53a5960a PB |
3783 | { |
3784 | struct target_timespec *target_ts; | |
3785 | ||
579a97f7 FB |
3786 | if (!lock_user_struct(VERIFY_READ, target_ts, target_addr, 1)) |
3787 | return -TARGET_EFAULT; | |
53a5960a PB |
3788 | host_ts->tv_sec = tswapl(target_ts->tv_sec); |
3789 | host_ts->tv_nsec = tswapl(target_ts->tv_nsec); | |
3790 | unlock_user_struct(target_ts, target_addr, 0); | |
b255bfa8 | 3791 | return 0; |
53a5960a PB |
3792 | } |
3793 | ||
579a97f7 FB |
3794 | static inline abi_long host_to_target_timespec(abi_ulong target_addr, |
3795 | struct timespec *host_ts) | |
53a5960a PB |
3796 | { |
3797 | struct target_timespec *target_ts; | |
3798 | ||
579a97f7 FB |
3799 | if (!lock_user_struct(VERIFY_WRITE, target_ts, target_addr, 0)) |
3800 | return -TARGET_EFAULT; | |
53a5960a PB |
3801 | target_ts->tv_sec = tswapl(host_ts->tv_sec); |
3802 | target_ts->tv_nsec = tswapl(host_ts->tv_nsec); | |
3803 | unlock_user_struct(target_ts, target_addr, 1); | |
b255bfa8 | 3804 | return 0; |
53a5960a PB |
3805 | } |
3806 | ||
9d33b76b | 3807 | #if defined(TARGET_NR_stat64) || defined(TARGET_NR_newfstatat) |
6a24a778 AZ |
3808 | static inline abi_long host_to_target_stat64(void *cpu_env, |
3809 | abi_ulong target_addr, | |
3810 | struct stat *host_st) | |
3811 | { | |
3812 | #ifdef TARGET_ARM | |
3813 | if (((CPUARMState *)cpu_env)->eabi) { | |
3814 | struct target_eabi_stat64 *target_st; | |
3815 | ||
3816 | if (!lock_user_struct(VERIFY_WRITE, target_st, target_addr, 0)) | |
3817 | return -TARGET_EFAULT; | |
3818 | memset(target_st, 0, sizeof(struct target_eabi_stat64)); | |
3819 | __put_user(host_st->st_dev, &target_st->st_dev); | |
3820 | __put_user(host_st->st_ino, &target_st->st_ino); | |
3821 | #ifdef TARGET_STAT64_HAS_BROKEN_ST_INO | |
3822 | __put_user(host_st->st_ino, &target_st->__st_ino); | |
3823 | #endif | |
3824 | __put_user(host_st->st_mode, &target_st->st_mode); | |
3825 | __put_user(host_st->st_nlink, &target_st->st_nlink); | |
3826 | __put_user(host_st->st_uid, &target_st->st_uid); | |
3827 | __put_user(host_st->st_gid, &target_st->st_gid); | |
3828 | __put_user(host_st->st_rdev, &target_st->st_rdev); | |
3829 | __put_user(host_st->st_size, &target_st->st_size); | |
3830 | __put_user(host_st->st_blksize, &target_st->st_blksize); | |
3831 | __put_user(host_st->st_blocks, &target_st->st_blocks); | |
3832 | __put_user(host_st->st_atime, &target_st->target_st_atime); | |
3833 | __put_user(host_st->st_mtime, &target_st->target_st_mtime); | |
3834 | __put_user(host_st->st_ctime, &target_st->target_st_ctime); | |
3835 | unlock_user_struct(target_st, target_addr, 1); | |
3836 | } else | |
3837 | #endif | |
3838 | { | |
9d33b76b AJ |
3839 | #if TARGET_LONG_BITS == 64 |
3840 | struct target_stat *target_st; | |
3841 | #else | |
6a24a778 | 3842 | struct target_stat64 *target_st; |
9d33b76b | 3843 | #endif |
6a24a778 AZ |
3844 | |
3845 | if (!lock_user_struct(VERIFY_WRITE, target_st, target_addr, 0)) | |
3846 | return -TARGET_EFAULT; | |
9d33b76b | 3847 | memset(target_st, 0, sizeof(*target_st)); |
6a24a778 AZ |
3848 | __put_user(host_st->st_dev, &target_st->st_dev); |
3849 | __put_user(host_st->st_ino, &target_st->st_ino); | |
3850 | #ifdef TARGET_STAT64_HAS_BROKEN_ST_INO | |
3851 | __put_user(host_st->st_ino, &target_st->__st_ino); | |
3852 | #endif | |
3853 | __put_user(host_st->st_mode, &target_st->st_mode); | |
3854 | __put_user(host_st->st_nlink, &target_st->st_nlink); | |
3855 | __put_user(host_st->st_uid, &target_st->st_uid); | |
3856 | __put_user(host_st->st_gid, &target_st->st_gid); | |
3857 | __put_user(host_st->st_rdev, &target_st->st_rdev); | |
3858 | /* XXX: better use of kernel struct */ | |
3859 | __put_user(host_st->st_size, &target_st->st_size); | |
3860 | __put_user(host_st->st_blksize, &target_st->st_blksize); | |
3861 | __put_user(host_st->st_blocks, &target_st->st_blocks); | |
3862 | __put_user(host_st->st_atime, &target_st->target_st_atime); | |
3863 | __put_user(host_st->st_mtime, &target_st->target_st_mtime); | |
3864 | __put_user(host_st->st_ctime, &target_st->target_st_ctime); | |
3865 | unlock_user_struct(target_st, target_addr, 1); | |
3866 | } | |
3867 | ||
3868 | return 0; | |
3869 | } | |
3870 | #endif | |
3871 | ||
bd0c5661 PB |
3872 | #if defined(USE_NPTL) |
3873 | /* ??? Using host futex calls even when target atomic operations | |
3874 | are not really atomic probably breaks things. However implementing | |
3875 | futexes locally would make futexes shared between multiple processes | |
3876 | tricky. However they're probably useless because guest atomic | |
3877 | operations won't work either. */ | |
8fcd3692 BS |
3878 | static int do_futex(target_ulong uaddr, int op, int val, target_ulong timeout, |
3879 | target_ulong uaddr2, int val3) | |
bd0c5661 PB |
3880 | { |
3881 | struct timespec ts, *pts; | |
3882 | ||
3883 | /* ??? We assume FUTEX_* constants are the same on both host | |
3884 | and target. */ | |
3885 | switch (op) { | |
3886 | case FUTEX_WAIT: | |
3887 | if (timeout) { | |
3888 | pts = &ts; | |
3889 | target_to_host_timespec(pts, timeout); | |
3890 | } else { | |
3891 | pts = NULL; | |
3892 | } | |
3893 | return get_errno(sys_futex(g2h(uaddr), FUTEX_WAIT, tswap32(val), | |
3894 | pts, NULL, 0)); | |
3895 | case FUTEX_WAKE: | |
3896 | return get_errno(sys_futex(g2h(uaddr), FUTEX_WAKE, val, NULL, NULL, 0)); | |
3897 | case FUTEX_FD: | |
3898 | return get_errno(sys_futex(g2h(uaddr), FUTEX_FD, val, NULL, NULL, 0)); | |
3899 | case FUTEX_REQUEUE: | |
3900 | return get_errno(sys_futex(g2h(uaddr), FUTEX_REQUEUE, val, | |
3901 | NULL, g2h(uaddr2), 0)); | |
3902 | case FUTEX_CMP_REQUEUE: | |
3903 | return get_errno(sys_futex(g2h(uaddr), FUTEX_CMP_REQUEUE, val, | |
3904 | NULL, g2h(uaddr2), tswap32(val3))); | |
3905 | default: | |
3906 | return -TARGET_ENOSYS; | |
3907 | } | |
3908 | } | |
3909 | #endif | |
3910 | ||
1d9d8b55 PB |
3911 | /* Map host to target signal numbers for the wait family of syscalls. |
3912 | Assume all other status bits are the same. */ | |
3913 | static int host_to_target_waitstatus(int status) | |
3914 | { | |
3915 | if (WIFSIGNALED(status)) { | |
3916 | return host_to_target_signal(WTERMSIG(status)) | (status & ~0x7f); | |
3917 | } | |
3918 | if (WIFSTOPPED(status)) { | |
3919 | return (host_to_target_signal(WSTOPSIG(status)) << 8) | |
3920 | | (status & 0xff); | |
3921 | } | |
3922 | return status; | |
3923 | } | |
3924 | ||
a745ec6d PB |
3925 | int get_osversion(void) |
3926 | { | |
3927 | static int osversion; | |
3928 | struct new_utsname buf; | |
3929 | const char *s; | |
3930 | int i, n, tmp; | |
3931 | if (osversion) | |
3932 | return osversion; | |
3933 | if (qemu_uname_release && *qemu_uname_release) { | |
3934 | s = qemu_uname_release; | |
3935 | } else { | |
3936 | if (sys_uname(&buf)) | |
3937 | return 0; | |
3938 | s = buf.release; | |
3939 | } | |
3940 | tmp = 0; | |
3941 | for (i = 0; i < 3; i++) { | |
3942 | n = 0; | |
3943 | while (*s >= '0' && *s <= '9') { | |
3944 | n *= 10; | |
3945 | n += *s - '0'; | |
3946 | s++; | |
3947 | } | |
3948 | tmp = (tmp << 8) + n; | |
3949 | if (*s == '.') | |
3950 | s++; | |
3951 | } | |
3952 | osversion = tmp; | |
3953 | return osversion; | |
3954 | } | |
3955 | ||
0da46a6e TS |
3956 | /* do_syscall() should always have a single exit point at the end so |
3957 | that actions, such as logging of syscall results, can be performed. | |
3958 | All errnos that do_syscall() returns must be -TARGET_<errcode>. */ | |
992f48a0 BS |
3959 | abi_long do_syscall(void *cpu_env, int num, abi_long arg1, |
3960 | abi_long arg2, abi_long arg3, abi_long arg4, | |
3961 | abi_long arg5, abi_long arg6) | |
31e31b8a | 3962 | { |
992f48a0 | 3963 | abi_long ret; |
31e31b8a | 3964 | struct stat st; |
56c8f68f | 3965 | struct statfs stfs; |
53a5960a | 3966 | void *p; |
3b46e624 | 3967 | |
72f03900 | 3968 | #ifdef DEBUG |
c573ff67 | 3969 | gemu_log("syscall %d", num); |
72f03900 | 3970 | #endif |
b92c47c1 TS |
3971 | if(do_strace) |
3972 | print_syscall(num, arg1, arg2, arg3, arg4, arg5, arg6); | |
3973 | ||
31e31b8a FB |
3974 | switch(num) { |
3975 | case TARGET_NR_exit: | |
c2764719 PB |
3976 | #ifdef USE_NPTL |
3977 | /* In old applications this may be used to implement _exit(2). | |
3978 | However in threaded applictions it is used for thread termination, | |
3979 | and _exit_group is used for application termination. | |
3980 | Do thread termination if we have more then one thread. */ | |
3981 | /* FIXME: This probably breaks if a signal arrives. We should probably | |
3982 | be disabling signals. */ | |
3983 | if (first_cpu->next_cpu) { | |
1e9fa730 | 3984 | TaskState *ts; |
c2764719 PB |
3985 | CPUState **lastp; |
3986 | CPUState *p; | |
3987 | ||
3988 | cpu_list_lock(); | |
3989 | lastp = &first_cpu; | |
3990 | p = first_cpu; | |
3991 | while (p && p != (CPUState *)cpu_env) { | |
3992 | lastp = &p->next_cpu; | |
3993 | p = p->next_cpu; | |
3994 | } | |
3995 | /* If we didn't find the CPU for this thread then something is | |
3996 | horribly wrong. */ | |
3997 | if (!p) | |
3998 | abort(); | |
3999 | /* Remove the CPU from the list. */ | |
4000 | *lastp = p->next_cpu; | |
4001 | cpu_list_unlock(); | |
1e9fa730 | 4002 | ts = ((CPUState *)cpu_env)->opaque; |
c2764719 PB |
4003 | if (ts->child_tidptr) { |
4004 | put_user_u32(0, ts->child_tidptr); | |
4005 | sys_futex(g2h(ts->child_tidptr), FUTEX_WAKE, INT_MAX, | |
4006 | NULL, NULL, 0); | |
4007 | } | |
4008 | /* TODO: Free CPU state. */ | |
4009 | pthread_exit(NULL); | |
4010 | } | |
4011 | #endif | |
7d13299d FB |
4012 | #ifdef HAVE_GPROF |
4013 | _mcleanup(); | |
4014 | #endif | |
e9009676 | 4015 | gdb_exit(cpu_env, arg1); |
c2764719 | 4016 | _exit(arg1); |
31e31b8a FB |
4017 | ret = 0; /* avoid warning */ |
4018 | break; | |
4019 | case TARGET_NR_read: | |
38d840e6 AJ |
4020 | if (arg3 == 0) |
4021 | ret = 0; | |
4022 | else { | |
4023 | if (!(p = lock_user(VERIFY_WRITE, arg2, arg3, 0))) | |
4024 | goto efault; | |
4025 | ret = get_errno(read(arg1, p, arg3)); | |
4026 | unlock_user(p, arg2, ret); | |
4027 | } | |
31e31b8a FB |
4028 | break; |
4029 | case TARGET_NR_write: | |
579a97f7 FB |
4030 | if (!(p = lock_user(VERIFY_READ, arg2, arg3, 1))) |
4031 | goto efault; | |
53a5960a PB |
4032 | ret = get_errno(write(arg1, p, arg3)); |
4033 | unlock_user(p, arg2, 0); | |
31e31b8a FB |
4034 | break; |
4035 | case TARGET_NR_open: | |
2f619698 FB |
4036 | if (!(p = lock_user_string(arg1))) |
4037 | goto efault; | |
53a5960a | 4038 | ret = get_errno(open(path(p), |
ffa65c3b FB |
4039 | target_to_host_bitmask(arg2, fcntl_flags_tbl), |
4040 | arg3)); | |
53a5960a | 4041 | unlock_user(p, arg1, 0); |
31e31b8a | 4042 | break; |
82424832 TS |
4043 | #if defined(TARGET_NR_openat) && defined(__NR_openat) |
4044 | case TARGET_NR_openat: | |
579a97f7 FB |
4045 | if (!(p = lock_user_string(arg2))) |
4046 | goto efault; | |
4047 | ret = get_errno(sys_openat(arg1, | |
4048 | path(p), | |
4049 | target_to_host_bitmask(arg3, fcntl_flags_tbl), | |
4050 | arg4)); | |
4051 | unlock_user(p, arg2, 0); | |
82424832 TS |
4052 | break; |
4053 | #endif | |
31e31b8a FB |
4054 | case TARGET_NR_close: |
4055 | ret = get_errno(close(arg1)); | |
4056 | break; | |
4057 | case TARGET_NR_brk: | |
53a5960a | 4058 | ret = do_brk(arg1); |
31e31b8a FB |
4059 | break; |
4060 | case TARGET_NR_fork: | |
d865bab5 | 4061 | ret = get_errno(do_fork(cpu_env, SIGCHLD, 0, 0, 0, 0)); |
31e31b8a | 4062 | break; |
e5febef5 | 4063 | #ifdef TARGET_NR_waitpid |
31e31b8a FB |
4064 | case TARGET_NR_waitpid: |
4065 | { | |
53a5960a PB |
4066 | int status; |
4067 | ret = get_errno(waitpid(arg1, &status, arg3)); | |
2f619698 | 4068 | if (!is_error(ret) && arg2 |
1d9d8b55 | 4069 | && put_user_s32(host_to_target_waitstatus(status), arg2)) |
2f619698 | 4070 | goto efault; |
31e31b8a FB |
4071 | } |
4072 | break; | |
e5febef5 | 4073 | #endif |
f0cbb613 PB |
4074 | #ifdef TARGET_NR_waitid |
4075 | case TARGET_NR_waitid: | |
4076 | { | |
4077 | siginfo_t info; | |
4078 | info.si_pid = 0; | |
4079 | ret = get_errno(waitid(arg1, arg2, &info, arg4)); | |
4080 | if (!is_error(ret) && arg3 && info.si_pid != 0) { | |
4081 | if (!(p = lock_user(VERIFY_WRITE, arg3, sizeof(target_siginfo_t), 0))) | |
4082 | goto efault; | |
4083 | host_to_target_siginfo(p, &info); | |
4084 | unlock_user(p, arg3, sizeof(target_siginfo_t)); | |
4085 | } | |
4086 | } | |
4087 | break; | |
4088 | #endif | |
7a3148a9 | 4089 | #ifdef TARGET_NR_creat /* not on alpha */ |
31e31b8a | 4090 | case TARGET_NR_creat: |
579a97f7 FB |
4091 | if (!(p = lock_user_string(arg1))) |
4092 | goto efault; | |
53a5960a PB |
4093 | ret = get_errno(creat(p, arg2)); |
4094 | unlock_user(p, arg1, 0); | |
31e31b8a | 4095 | break; |
7a3148a9 | 4096 | #endif |
31e31b8a | 4097 | case TARGET_NR_link: |
53a5960a PB |
4098 | { |
4099 | void * p2; | |
4100 | p = lock_user_string(arg1); | |
4101 | p2 = lock_user_string(arg2); | |
579a97f7 FB |
4102 | if (!p || !p2) |
4103 | ret = -TARGET_EFAULT; | |
4104 | else | |
4105 | ret = get_errno(link(p, p2)); | |
53a5960a PB |
4106 | unlock_user(p2, arg2, 0); |
4107 | unlock_user(p, arg1, 0); | |
4108 | } | |
31e31b8a | 4109 | break; |
64f0ce4c TS |
4110 | #if defined(TARGET_NR_linkat) && defined(__NR_linkat) |
4111 | case TARGET_NR_linkat: | |
64f0ce4c TS |
4112 | { |
4113 | void * p2 = NULL; | |
579a97f7 FB |
4114 | if (!arg2 || !arg4) |
4115 | goto efault; | |
64f0ce4c TS |
4116 | p = lock_user_string(arg2); |
4117 | p2 = lock_user_string(arg4); | |
579a97f7 | 4118 | if (!p || !p2) |
0da46a6e | 4119 | ret = -TARGET_EFAULT; |
64f0ce4c TS |
4120 | else |
4121 | ret = get_errno(sys_linkat(arg1, p, arg3, p2, arg5)); | |
579a97f7 FB |
4122 | unlock_user(p, arg2, 0); |
4123 | unlock_user(p2, arg4, 0); | |
64f0ce4c TS |
4124 | } |
4125 | break; | |
4126 | #endif | |
31e31b8a | 4127 | case TARGET_NR_unlink: |
579a97f7 FB |
4128 | if (!(p = lock_user_string(arg1))) |
4129 | goto efault; | |
53a5960a PB |
4130 | ret = get_errno(unlink(p)); |
4131 | unlock_user(p, arg1, 0); | |
31e31b8a | 4132 | break; |
8170f56b TS |
4133 | #if defined(TARGET_NR_unlinkat) && defined(__NR_unlinkat) |
4134 | case TARGET_NR_unlinkat: | |
579a97f7 FB |
4135 | if (!(p = lock_user_string(arg2))) |
4136 | goto efault; | |
4137 | ret = get_errno(sys_unlinkat(arg1, p, arg3)); | |
4138 | unlock_user(p, arg2, 0); | |
ed494d87 | 4139 | break; |
b7d35e65 | 4140 | #endif |
31e31b8a | 4141 | case TARGET_NR_execve: |
7854b056 FB |
4142 | { |
4143 | char **argp, **envp; | |
f7341ff4 | 4144 | int argc, envc; |
992f48a0 BS |
4145 | abi_ulong gp; |
4146 | abi_ulong guest_argp; | |
4147 | abi_ulong guest_envp; | |
4148 | abi_ulong addr; | |
7854b056 FB |
4149 | char **q; |
4150 | ||
f7341ff4 | 4151 | argc = 0; |
53a5960a | 4152 | guest_argp = arg2; |
da94d263 | 4153 | for (gp = guest_argp; gp; gp += sizeof(abi_ulong)) { |
03aa1976 | 4154 | if (get_user_ual(addr, gp)) |
2f619698 | 4155 | goto efault; |
03aa1976 | 4156 | if (!addr) |
2f619698 | 4157 | break; |
7854b056 | 4158 | argc++; |
2f619698 | 4159 | } |
f7341ff4 | 4160 | envc = 0; |
53a5960a | 4161 | guest_envp = arg3; |
da94d263 | 4162 | for (gp = guest_envp; gp; gp += sizeof(abi_ulong)) { |
03aa1976 | 4163 | if (get_user_ual(addr, gp)) |
2f619698 | 4164 | goto efault; |
03aa1976 | 4165 | if (!addr) |
2f619698 | 4166 | break; |
7854b056 | 4167 | envc++; |
2f619698 | 4168 | } |
7854b056 | 4169 | |
f7341ff4 FB |
4170 | argp = alloca((argc + 1) * sizeof(void *)); |
4171 | envp = alloca((envc + 1) * sizeof(void *)); | |
7854b056 | 4172 | |
da94d263 | 4173 | for (gp = guest_argp, q = argp; gp; |
992f48a0 | 4174 | gp += sizeof(abi_ulong), q++) { |
2f619698 FB |
4175 | if (get_user_ual(addr, gp)) |
4176 | goto execve_efault; | |
53a5960a PB |
4177 | if (!addr) |
4178 | break; | |
2f619698 FB |
4179 | if (!(*q = lock_user_string(addr))) |
4180 | goto execve_efault; | |
53a5960a | 4181 | } |
f7341ff4 FB |
4182 | *q = NULL; |
4183 | ||
da94d263 | 4184 | for (gp = guest_envp, q = envp; gp; |
992f48a0 | 4185 | gp += sizeof(abi_ulong), q++) { |
2f619698 FB |
4186 | if (get_user_ual(addr, gp)) |
4187 | goto execve_efault; | |
53a5960a PB |
4188 | if (!addr) |
4189 | break; | |
2f619698 FB |
4190 | if (!(*q = lock_user_string(addr))) |
4191 | goto execve_efault; | |
53a5960a | 4192 | } |
f7341ff4 | 4193 | *q = NULL; |
7854b056 | 4194 | |
2f619698 FB |
4195 | if (!(p = lock_user_string(arg1))) |
4196 | goto execve_efault; | |
53a5960a PB |
4197 | ret = get_errno(execve(p, argp, envp)); |
4198 | unlock_user(p, arg1, 0); | |
4199 | ||
2f619698 FB |
4200 | goto execve_end; |
4201 | ||
4202 | execve_efault: | |
4203 | ret = -TARGET_EFAULT; | |
4204 | ||
4205 | execve_end: | |
53a5960a | 4206 | for (gp = guest_argp, q = argp; *q; |
992f48a0 | 4207 | gp += sizeof(abi_ulong), q++) { |
2f619698 FB |
4208 | if (get_user_ual(addr, gp) |
4209 | || !addr) | |
4210 | break; | |
53a5960a PB |
4211 | unlock_user(*q, addr, 0); |
4212 | } | |
4213 | for (gp = guest_envp, q = envp; *q; | |
992f48a0 | 4214 | gp += sizeof(abi_ulong), q++) { |
2f619698 FB |
4215 | if (get_user_ual(addr, gp) |
4216 | || !addr) | |
4217 | break; | |
53a5960a PB |
4218 | unlock_user(*q, addr, 0); |
4219 | } | |
7854b056 | 4220 | } |
31e31b8a FB |
4221 | break; |
4222 | case TARGET_NR_chdir: | |
579a97f7 FB |
4223 | if (!(p = lock_user_string(arg1))) |
4224 | goto efault; | |
53a5960a PB |
4225 | ret = get_errno(chdir(p)); |
4226 | unlock_user(p, arg1, 0); | |
31e31b8a | 4227 | break; |
a315a145 | 4228 | #ifdef TARGET_NR_time |
31e31b8a FB |
4229 | case TARGET_NR_time: |
4230 | { | |
53a5960a PB |
4231 | time_t host_time; |
4232 | ret = get_errno(time(&host_time)); | |
2f619698 FB |
4233 | if (!is_error(ret) |
4234 | && arg1 | |
4235 | && put_user_sal(host_time, arg1)) | |
4236 | goto efault; | |
31e31b8a FB |
4237 | } |
4238 | break; | |
a315a145 | 4239 | #endif |
31e31b8a | 4240 | case TARGET_NR_mknod: |
579a97f7 FB |
4241 | if (!(p = lock_user_string(arg1))) |
4242 | goto efault; | |
53a5960a PB |
4243 | ret = get_errno(mknod(p, arg2, arg3)); |
4244 | unlock_user(p, arg1, 0); | |
31e31b8a | 4245 | break; |
75ac37a0 TS |
4246 | #if defined(TARGET_NR_mknodat) && defined(__NR_mknodat) |
4247 | case TARGET_NR_mknodat: | |
579a97f7 FB |
4248 | if (!(p = lock_user_string(arg2))) |
4249 | goto efault; | |
4250 | ret = get_errno(sys_mknodat(arg1, p, arg3, arg4)); | |
4251 | unlock_user(p, arg2, 0); | |
75ac37a0 TS |
4252 | break; |
4253 | #endif | |
31e31b8a | 4254 | case TARGET_NR_chmod: |
579a97f7 FB |
4255 | if (!(p = lock_user_string(arg1))) |
4256 | goto efault; | |
53a5960a PB |
4257 | ret = get_errno(chmod(p, arg2)); |
4258 | unlock_user(p, arg1, 0); | |
31e31b8a | 4259 | break; |
ebc05488 | 4260 | #ifdef TARGET_NR_break |
31e31b8a FB |
4261 | case TARGET_NR_break: |
4262 | goto unimplemented; | |
ebc05488 FB |
4263 | #endif |
4264 | #ifdef TARGET_NR_oldstat | |
31e31b8a FB |
4265 | case TARGET_NR_oldstat: |
4266 | goto unimplemented; | |
ebc05488 | 4267 | #endif |
31e31b8a FB |
4268 | case TARGET_NR_lseek: |
4269 | ret = get_errno(lseek(arg1, arg2, arg3)); | |
4270 | break; | |
7a3148a9 JM |
4271 | #ifdef TARGET_NR_getxpid |
4272 | case TARGET_NR_getxpid: | |
4273 | #else | |
31e31b8a | 4274 | case TARGET_NR_getpid: |
7a3148a9 | 4275 | #endif |
31e31b8a FB |
4276 | ret = get_errno(getpid()); |
4277 | break; | |
4278 | case TARGET_NR_mount: | |
80265918 TS |
4279 | { |
4280 | /* need to look at the data field */ | |
4281 | void *p2, *p3; | |
4282 | p = lock_user_string(arg1); | |
4283 | p2 = lock_user_string(arg2); | |
4284 | p3 = lock_user_string(arg3); | |
579a97f7 FB |
4285 | if (!p || !p2 || !p3) |
4286 | ret = -TARGET_EFAULT; | |
4287 | else | |
4288 | /* FIXME - arg5 should be locked, but it isn't clear how to | |
4289 | * do that since it's not guaranteed to be a NULL-terminated | |
4290 | * string. | |
4291 | */ | |
4292 | ret = get_errno(mount(p, p2, p3, (unsigned long)arg4, g2h(arg5))); | |
4293 | unlock_user(p, arg1, 0); | |
4294 | unlock_user(p2, arg2, 0); | |
4295 | unlock_user(p3, arg3, 0); | |
80265918 TS |
4296 | break; |
4297 | } | |
e5febef5 | 4298 | #ifdef TARGET_NR_umount |
31e31b8a | 4299 | case TARGET_NR_umount: |
579a97f7 FB |
4300 | if (!(p = lock_user_string(arg1))) |
4301 | goto efault; | |
53a5960a PB |
4302 | ret = get_errno(umount(p)); |
4303 | unlock_user(p, arg1, 0); | |
31e31b8a | 4304 | break; |
e5febef5 | 4305 | #endif |
7a3148a9 | 4306 | #ifdef TARGET_NR_stime /* not on alpha */ |
31e31b8a FB |
4307 | case TARGET_NR_stime: |
4308 | { | |
53a5960a | 4309 | time_t host_time; |
2f619698 FB |
4310 | if (get_user_sal(host_time, arg1)) |
4311 | goto efault; | |
53a5960a | 4312 | ret = get_errno(stime(&host_time)); |
31e31b8a FB |
4313 | } |
4314 | break; | |
7a3148a9 | 4315 | #endif |
31e31b8a FB |
4316 | case TARGET_NR_ptrace: |
4317 | goto unimplemented; | |
7a3148a9 | 4318 | #ifdef TARGET_NR_alarm /* not on alpha */ |
31e31b8a FB |
4319 | case TARGET_NR_alarm: |
4320 | ret = alarm(arg1); | |
4321 | break; | |
7a3148a9 | 4322 | #endif |
ebc05488 | 4323 | #ifdef TARGET_NR_oldfstat |
31e31b8a FB |
4324 | case TARGET_NR_oldfstat: |
4325 | goto unimplemented; | |
ebc05488 | 4326 | #endif |
7a3148a9 | 4327 | #ifdef TARGET_NR_pause /* not on alpha */ |
31e31b8a FB |
4328 | case TARGET_NR_pause: |
4329 | ret = get_errno(pause()); | |
4330 | break; | |
7a3148a9 | 4331 | #endif |
e5febef5 | 4332 | #ifdef TARGET_NR_utime |
31e31b8a | 4333 | case TARGET_NR_utime: |
ebc05488 | 4334 | { |
53a5960a PB |
4335 | struct utimbuf tbuf, *host_tbuf; |
4336 | struct target_utimbuf *target_tbuf; | |
4337 | if (arg2) { | |
579a97f7 FB |
4338 | if (!lock_user_struct(VERIFY_READ, target_tbuf, arg2, 1)) |
4339 | goto efault; | |
53a5960a PB |
4340 | tbuf.actime = tswapl(target_tbuf->actime); |
4341 | tbuf.modtime = tswapl(target_tbuf->modtime); | |
4342 | unlock_user_struct(target_tbuf, arg2, 0); | |
4343 | host_tbuf = &tbuf; | |
f72e8ff4 | 4344 | } else { |
53a5960a | 4345 | host_tbuf = NULL; |
f72e8ff4 | 4346 | } |
579a97f7 FB |
4347 | if (!(p = lock_user_string(arg1))) |
4348 | goto efault; | |
53a5960a PB |
4349 | ret = get_errno(utime(p, host_tbuf)); |
4350 | unlock_user(p, arg1, 0); | |
ebc05488 FB |
4351 | } |
4352 | break; | |
e5febef5 | 4353 | #endif |
978a66ff FB |
4354 | case TARGET_NR_utimes: |
4355 | { | |
978a66ff | 4356 | struct timeval *tvp, tv[2]; |
53a5960a | 4357 | if (arg2) { |
788f5ec4 TS |
4358 | if (copy_from_user_timeval(&tv[0], arg2) |
4359 | || copy_from_user_timeval(&tv[1], | |
4360 | arg2 + sizeof(struct target_timeval))) | |
4361 | goto efault; | |
978a66ff FB |
4362 | tvp = tv; |
4363 | } else { | |
4364 | tvp = NULL; | |
4365 | } | |
579a97f7 FB |
4366 | if (!(p = lock_user_string(arg1))) |
4367 | goto efault; | |
53a5960a PB |
4368 | ret = get_errno(utimes(p, tvp)); |
4369 | unlock_user(p, arg1, 0); | |
978a66ff FB |
4370 | } |
4371 | break; | |
ac8a6556 AZ |
4372 | #if defined(TARGET_NR_futimesat) && defined(__NR_futimesat) |
4373 | case TARGET_NR_futimesat: | |
4374 | { | |
4375 | struct timeval *tvp, tv[2]; | |
4376 | if (arg3) { | |
4377 | if (copy_from_user_timeval(&tv[0], arg3) | |
4378 | || copy_from_user_timeval(&tv[1], | |
4379 | arg3 + sizeof(struct target_timeval))) | |
4380 | goto efault; | |
4381 | tvp = tv; | |
4382 | } else { | |
4383 | tvp = NULL; | |
4384 | } | |
4385 | if (!(p = lock_user_string(arg2))) | |
4386 | goto efault; | |
4387 | ret = get_errno(sys_futimesat(arg1, path(p), tvp)); | |
4388 | unlock_user(p, arg2, 0); | |
4389 | } | |
4390 | break; | |
4391 | #endif | |
ebc05488 | 4392 | #ifdef TARGET_NR_stty |
31e31b8a FB |
4393 | case TARGET_NR_stty: |
4394 | goto unimplemented; | |
ebc05488 FB |
4395 | #endif |
4396 | #ifdef TARGET_NR_gtty | |
31e31b8a FB |
4397 | case TARGET_NR_gtty: |
4398 | goto unimplemented; | |
ebc05488 | 4399 | #endif |
31e31b8a | 4400 | case TARGET_NR_access: |
579a97f7 FB |
4401 | if (!(p = lock_user_string(arg1))) |
4402 | goto efault; | |
53a5960a PB |
4403 | ret = get_errno(access(p, arg2)); |
4404 | unlock_user(p, arg1, 0); | |
31e31b8a | 4405 | break; |
92a34c10 TS |
4406 | #if defined(TARGET_NR_faccessat) && defined(__NR_faccessat) |
4407 | case TARGET_NR_faccessat: | |
579a97f7 FB |
4408 | if (!(p = lock_user_string(arg2))) |
4409 | goto efault; | |
465c9f06 | 4410 | ret = get_errno(sys_faccessat(arg1, p, arg3)); |
579a97f7 | 4411 | unlock_user(p, arg2, 0); |
92a34c10 TS |
4412 | break; |
4413 | #endif | |
7a3148a9 | 4414 | #ifdef TARGET_NR_nice /* not on alpha */ |
31e31b8a FB |
4415 | case TARGET_NR_nice: |
4416 | ret = get_errno(nice(arg1)); | |
4417 | break; | |
7a3148a9 | 4418 | #endif |
ebc05488 | 4419 | #ifdef TARGET_NR_ftime |
31e31b8a FB |
4420 | case TARGET_NR_ftime: |
4421 | goto unimplemented; | |
ebc05488 | 4422 | #endif |
31e31b8a | 4423 | case TARGET_NR_sync: |
04369ff2 FB |
4424 | sync(); |
4425 | ret = 0; | |
31e31b8a FB |
4426 | break; |
4427 | case TARGET_NR_kill: | |
4cb05961 | 4428 | ret = get_errno(kill(arg1, target_to_host_signal(arg2))); |
31e31b8a FB |
4429 | break; |
4430 | case TARGET_NR_rename: | |
53a5960a PB |
4431 | { |
4432 | void *p2; | |
4433 | p = lock_user_string(arg1); | |
4434 | p2 = lock_user_string(arg2); | |
579a97f7 FB |
4435 | if (!p || !p2) |
4436 | ret = -TARGET_EFAULT; | |
4437 | else | |
4438 | ret = get_errno(rename(p, p2)); | |
53a5960a PB |
4439 | unlock_user(p2, arg2, 0); |
4440 | unlock_user(p, arg1, 0); | |
4441 | } | |
31e31b8a | 4442 | break; |
722183f6 TS |
4443 | #if defined(TARGET_NR_renameat) && defined(__NR_renameat) |
4444 | case TARGET_NR_renameat: | |
722183f6 | 4445 | { |
579a97f7 | 4446 | void *p2; |
722183f6 TS |
4447 | p = lock_user_string(arg2); |
4448 | p2 = lock_user_string(arg4); | |
579a97f7 | 4449 | if (!p || !p2) |
0da46a6e | 4450 | ret = -TARGET_EFAULT; |
722183f6 TS |
4451 | else |
4452 | ret = get_errno(sys_renameat(arg1, p, arg3, p2)); | |
579a97f7 FB |
4453 | unlock_user(p2, arg4, 0); |
4454 | unlock_user(p, arg2, 0); | |
722183f6 TS |
4455 | } |
4456 | break; | |
4457 | #endif | |
31e31b8a | 4458 | case TARGET_NR_mkdir: |
579a97f7 FB |
4459 | if (!(p = lock_user_string(arg1))) |
4460 | goto efault; | |
53a5960a PB |
4461 | ret = get_errno(mkdir(p, arg2)); |
4462 | unlock_user(p, arg1, 0); | |
31e31b8a | 4463 | break; |
4472ad0d TS |
4464 | #if defined(TARGET_NR_mkdirat) && defined(__NR_mkdirat) |
4465 | case TARGET_NR_mkdirat: | |
579a97f7 FB |
4466 | if (!(p = lock_user_string(arg2))) |
4467 | goto efault; | |
4468 | ret = get_errno(sys_mkdirat(arg1, p, arg3)); | |
4469 | unlock_user(p, arg2, 0); | |
4472ad0d TS |
4470 | break; |
4471 | #endif | |
31e31b8a | 4472 | case TARGET_NR_rmdir: |
579a97f7 FB |
4473 | if (!(p = lock_user_string(arg1))) |
4474 | goto efault; | |
53a5960a PB |
4475 | ret = get_errno(rmdir(p)); |
4476 | unlock_user(p, arg1, 0); | |
31e31b8a FB |
4477 | break; |
4478 | case TARGET_NR_dup: | |
4479 | ret = get_errno(dup(arg1)); | |
4480 | break; | |
4481 | case TARGET_NR_pipe: | |
4482 | { | |
53a5960a PB |
4483 | int host_pipe[2]; |
4484 | ret = get_errno(pipe(host_pipe)); | |
31e31b8a | 4485 | if (!is_error(ret)) { |
c12ab05c | 4486 | #if defined(TARGET_MIPS) |
ead9360e | 4487 | CPUMIPSState *env = (CPUMIPSState*)cpu_env; |
b5dc7732 | 4488 | env->active_tc.gpr[3] = host_pipe[1]; |
c12ab05c | 4489 | ret = host_pipe[0]; |
b5eff355 AJ |
4490 | #elif defined(TARGET_SH4) |
4491 | ((CPUSH4State*)cpu_env)->gregs[1] = host_pipe[1]; | |
4492 | ret = host_pipe[0]; | |
c12ab05c | 4493 | #else |
2f619698 FB |
4494 | if (put_user_s32(host_pipe[0], arg1) |
4495 | || put_user_s32(host_pipe[1], arg1 + sizeof(host_pipe[0]))) | |
4496 | goto efault; | |
c12ab05c | 4497 | #endif |
31e31b8a FB |
4498 | } |
4499 | } | |
4500 | break; | |
4501 | case TARGET_NR_times: | |
32f36bce | 4502 | { |
53a5960a | 4503 | struct target_tms *tmsp; |
32f36bce FB |
4504 | struct tms tms; |
4505 | ret = get_errno(times(&tms)); | |
53a5960a | 4506 | if (arg1) { |
579a97f7 FB |
4507 | tmsp = lock_user(VERIFY_WRITE, arg1, sizeof(struct target_tms), 0); |
4508 | if (!tmsp) | |
4509 | goto efault; | |
c596ed17 FB |
4510 | tmsp->tms_utime = tswapl(host_to_target_clock_t(tms.tms_utime)); |
4511 | tmsp->tms_stime = tswapl(host_to_target_clock_t(tms.tms_stime)); | |
4512 | tmsp->tms_cutime = tswapl(host_to_target_clock_t(tms.tms_cutime)); | |
4513 | tmsp->tms_cstime = tswapl(host_to_target_clock_t(tms.tms_cstime)); | |
32f36bce | 4514 | } |
c596ed17 FB |
4515 | if (!is_error(ret)) |
4516 | ret = host_to_target_clock_t(ret); | |
32f36bce FB |
4517 | } |
4518 | break; | |
ebc05488 | 4519 | #ifdef TARGET_NR_prof |
31e31b8a FB |
4520 | case TARGET_NR_prof: |
4521 | goto unimplemented; | |
ebc05488 | 4522 | #endif |
e5febef5 | 4523 | #ifdef TARGET_NR_signal |
31e31b8a FB |
4524 | case TARGET_NR_signal: |
4525 | goto unimplemented; | |
e5febef5 | 4526 | #endif |
31e31b8a | 4527 | case TARGET_NR_acct: |
38d840e6 AJ |
4528 | if (arg1 == 0) { |
4529 | ret = get_errno(acct(NULL)); | |
4530 | } else { | |
4531 | if (!(p = lock_user_string(arg1))) | |
4532 | goto efault; | |
4533 | ret = get_errno(acct(path(p))); | |
4534 | unlock_user(p, arg1, 0); | |
4535 | } | |
24836689 | 4536 | break; |
7a3148a9 | 4537 | #ifdef TARGET_NR_umount2 /* not on alpha */ |
31e31b8a | 4538 | case TARGET_NR_umount2: |
579a97f7 FB |
4539 | if (!(p = lock_user_string(arg1))) |
4540 | goto efault; | |
53a5960a PB |
4541 | ret = get_errno(umount2(p, arg2)); |
4542 | unlock_user(p, arg1, 0); | |
31e31b8a | 4543 | break; |
7a3148a9 | 4544 | #endif |
ebc05488 | 4545 | #ifdef TARGET_NR_lock |
31e31b8a FB |
4546 | case TARGET_NR_lock: |
4547 | goto unimplemented; | |
ebc05488 | 4548 | #endif |
31e31b8a FB |
4549 | case TARGET_NR_ioctl: |
4550 | ret = do_ioctl(arg1, arg2, arg3); | |
4551 | break; | |
4552 | case TARGET_NR_fcntl: | |
9ee1fa2c | 4553 | ret = do_fcntl(arg1, arg2, arg3); |
31e31b8a | 4554 | break; |
ebc05488 | 4555 | #ifdef TARGET_NR_mpx |
31e31b8a FB |
4556 | case TARGET_NR_mpx: |
4557 | goto unimplemented; | |
ebc05488 | 4558 | #endif |
31e31b8a FB |
4559 | case TARGET_NR_setpgid: |
4560 | ret = get_errno(setpgid(arg1, arg2)); | |
4561 | break; | |
ebc05488 | 4562 | #ifdef TARGET_NR_ulimit |
31e31b8a FB |
4563 | case TARGET_NR_ulimit: |
4564 | goto unimplemented; | |
ebc05488 FB |
4565 | #endif |
4566 | #ifdef TARGET_NR_oldolduname | |
31e31b8a FB |
4567 | case TARGET_NR_oldolduname: |
4568 | goto unimplemented; | |
ebc05488 | 4569 | #endif |
31e31b8a FB |
4570 | case TARGET_NR_umask: |
4571 | ret = get_errno(umask(arg1)); | |
4572 | break; | |
4573 | case TARGET_NR_chroot: | |
579a97f7 FB |
4574 | if (!(p = lock_user_string(arg1))) |
4575 | goto efault; | |
53a5960a PB |
4576 | ret = get_errno(chroot(p)); |
4577 | unlock_user(p, arg1, 0); | |
31e31b8a FB |
4578 | break; |
4579 | case TARGET_NR_ustat: | |
4580 | goto unimplemented; | |
4581 | case TARGET_NR_dup2: | |
4582 | ret = get_errno(dup2(arg1, arg2)); | |
4583 | break; | |
7a3148a9 | 4584 | #ifdef TARGET_NR_getppid /* not on alpha */ |
31e31b8a FB |
4585 | case TARGET_NR_getppid: |
4586 | ret = get_errno(getppid()); | |
4587 | break; | |
7a3148a9 | 4588 | #endif |
31e31b8a FB |
4589 | case TARGET_NR_getpgrp: |
4590 | ret = get_errno(getpgrp()); | |
4591 | break; | |
4592 | case TARGET_NR_setsid: | |
4593 | ret = get_errno(setsid()); | |
4594 | break; | |
e5febef5 | 4595 | #ifdef TARGET_NR_sigaction |
31e31b8a | 4596 | case TARGET_NR_sigaction: |
31e31b8a | 4597 | { |
388bb21a | 4598 | #if !defined(TARGET_MIPS) |
53a5960a | 4599 | struct target_old_sigaction *old_act; |
66fb9763 | 4600 | struct target_sigaction act, oact, *pact; |
53a5960a | 4601 | if (arg2) { |
579a97f7 FB |
4602 | if (!lock_user_struct(VERIFY_READ, old_act, arg2, 1)) |
4603 | goto efault; | |
66fb9763 FB |
4604 | act._sa_handler = old_act->_sa_handler; |
4605 | target_siginitset(&act.sa_mask, old_act->sa_mask); | |
4606 | act.sa_flags = old_act->sa_flags; | |
4607 | act.sa_restorer = old_act->sa_restorer; | |
53a5960a | 4608 | unlock_user_struct(old_act, arg2, 0); |
66fb9763 FB |
4609 | pact = &act; |
4610 | } else { | |
4611 | pact = NULL; | |
4612 | } | |
4613 | ret = get_errno(do_sigaction(arg1, pact, &oact)); | |
53a5960a | 4614 | if (!is_error(ret) && arg3) { |
579a97f7 FB |
4615 | if (!lock_user_struct(VERIFY_WRITE, old_act, arg3, 0)) |
4616 | goto efault; | |
53a5960a PB |
4617 | old_act->_sa_handler = oact._sa_handler; |
4618 | old_act->sa_mask = oact.sa_mask.sig[0]; | |
4619 | old_act->sa_flags = oact.sa_flags; | |
4620 | old_act->sa_restorer = oact.sa_restorer; | |
4621 | unlock_user_struct(old_act, arg3, 1); | |
66fb9763 | 4622 | } |
388bb21a | 4623 | #else |
106ec879 FB |
4624 | struct target_sigaction act, oact, *pact, *old_act; |
4625 | ||
4626 | if (arg2) { | |
579a97f7 FB |
4627 | if (!lock_user_struct(VERIFY_READ, old_act, arg2, 1)) |
4628 | goto efault; | |
106ec879 FB |
4629 | act._sa_handler = old_act->_sa_handler; |
4630 | target_siginitset(&act.sa_mask, old_act->sa_mask.sig[0]); | |
4631 | act.sa_flags = old_act->sa_flags; | |
4632 | unlock_user_struct(old_act, arg2, 0); | |
4633 | pact = &act; | |
4634 | } else { | |
4635 | pact = NULL; | |
4636 | } | |
4637 | ||
4638 | ret = get_errno(do_sigaction(arg1, pact, &oact)); | |
4639 | ||
4640 | if (!is_error(ret) && arg3) { | |
579a97f7 FB |
4641 | if (!lock_user_struct(VERIFY_WRITE, old_act, arg3, 0)) |
4642 | goto efault; | |
106ec879 FB |
4643 | old_act->_sa_handler = oact._sa_handler; |
4644 | old_act->sa_flags = oact.sa_flags; | |
4645 | old_act->sa_mask.sig[0] = oact.sa_mask.sig[0]; | |
4646 | old_act->sa_mask.sig[1] = 0; | |
4647 | old_act->sa_mask.sig[2] = 0; | |
4648 | old_act->sa_mask.sig[3] = 0; | |
4649 | unlock_user_struct(old_act, arg3, 1); | |
4650 | } | |
388bb21a | 4651 | #endif |
31e31b8a FB |
4652 | } |
4653 | break; | |
e5febef5 | 4654 | #endif |
66fb9763 | 4655 | case TARGET_NR_rt_sigaction: |
53a5960a PB |
4656 | { |
4657 | struct target_sigaction *act; | |
4658 | struct target_sigaction *oact; | |
4659 | ||
579a97f7 FB |
4660 | if (arg2) { |
4661 | if (!lock_user_struct(VERIFY_READ, act, arg2, 1)) | |
4662 | goto efault; | |
4663 | } else | |
53a5960a | 4664 | act = NULL; |
579a97f7 FB |
4665 | if (arg3) { |
4666 | if (!lock_user_struct(VERIFY_WRITE, oact, arg3, 0)) { | |
4667 | ret = -TARGET_EFAULT; | |
4668 | goto rt_sigaction_fail; | |
4669 | } | |
4670 | } else | |
53a5960a PB |
4671 | oact = NULL; |
4672 | ret = get_errno(do_sigaction(arg1, act, oact)); | |
579a97f7 FB |
4673 | rt_sigaction_fail: |
4674 | if (act) | |
53a5960a | 4675 | unlock_user_struct(act, arg2, 0); |
579a97f7 | 4676 | if (oact) |
53a5960a PB |
4677 | unlock_user_struct(oact, arg3, 1); |
4678 | } | |
66fb9763 | 4679 | break; |
7a3148a9 | 4680 | #ifdef TARGET_NR_sgetmask /* not on alpha */ |
31e31b8a | 4681 | case TARGET_NR_sgetmask: |
66fb9763 FB |
4682 | { |
4683 | sigset_t cur_set; | |
992f48a0 | 4684 | abi_ulong target_set; |
66fb9763 FB |
4685 | sigprocmask(0, NULL, &cur_set); |
4686 | host_to_target_old_sigset(&target_set, &cur_set); | |
4687 | ret = target_set; | |
4688 | } | |
4689 | break; | |
7a3148a9 JM |
4690 | #endif |
4691 | #ifdef TARGET_NR_ssetmask /* not on alpha */ | |
31e31b8a | 4692 | case TARGET_NR_ssetmask: |
66fb9763 FB |
4693 | { |
4694 | sigset_t set, oset, cur_set; | |
992f48a0 | 4695 | abi_ulong target_set = arg1; |
66fb9763 FB |
4696 | sigprocmask(0, NULL, &cur_set); |
4697 | target_to_host_old_sigset(&set, &target_set); | |
4698 | sigorset(&set, &set, &cur_set); | |
4699 | sigprocmask(SIG_SETMASK, &set, &oset); | |
4700 | host_to_target_old_sigset(&target_set, &oset); | |
4701 | ret = target_set; | |
4702 | } | |
4703 | break; | |
7a3148a9 | 4704 | #endif |
e5febef5 | 4705 | #ifdef TARGET_NR_sigprocmask |
66fb9763 FB |
4706 | case TARGET_NR_sigprocmask: |
4707 | { | |
4708 | int how = arg1; | |
4709 | sigset_t set, oldset, *set_ptr; | |
3b46e624 | 4710 | |
53a5960a | 4711 | if (arg2) { |
66fb9763 FB |
4712 | switch(how) { |
4713 | case TARGET_SIG_BLOCK: | |
4714 | how = SIG_BLOCK; | |
4715 | break; | |
4716 | case TARGET_SIG_UNBLOCK: | |
4717 | how = SIG_UNBLOCK; | |
4718 | break; | |
4719 | case TARGET_SIG_SETMASK: | |
4720 | how = SIG_SETMASK; | |
4721 | break; | |
4722 | default: | |
0da46a6e | 4723 | ret = -TARGET_EINVAL; |
66fb9763 FB |
4724 | goto fail; |
4725 | } | |
579a97f7 FB |
4726 | if (!(p = lock_user(VERIFY_READ, arg2, sizeof(target_sigset_t), 1))) |
4727 | goto efault; | |
53a5960a PB |
4728 | target_to_host_old_sigset(&set, p); |
4729 | unlock_user(p, arg2, 0); | |
66fb9763 FB |
4730 | set_ptr = &set; |
4731 | } else { | |
4732 | how = 0; | |
4733 | set_ptr = NULL; | |
4734 | } | |
4735 | ret = get_errno(sigprocmask(arg1, set_ptr, &oldset)); | |
53a5960a | 4736 | if (!is_error(ret) && arg3) { |
579a97f7 FB |
4737 | if (!(p = lock_user(VERIFY_WRITE, arg3, sizeof(target_sigset_t), 0))) |
4738 | goto efault; | |
53a5960a PB |
4739 | host_to_target_old_sigset(p, &oldset); |
4740 | unlock_user(p, arg3, sizeof(target_sigset_t)); | |
66fb9763 FB |
4741 | } |
4742 | } | |
4743 | break; | |
e5febef5 | 4744 | #endif |
66fb9763 FB |
4745 | case TARGET_NR_rt_sigprocmask: |
4746 | { | |
4747 | int how = arg1; | |
4748 | sigset_t set, oldset, *set_ptr; | |
3b46e624 | 4749 | |
53a5960a | 4750 | if (arg2) { |
66fb9763 FB |
4751 | switch(how) { |
4752 | case TARGET_SIG_BLOCK: | |
4753 | how = SIG_BLOCK; | |
4754 | break; | |
4755 | case TARGET_SIG_UNBLOCK: | |
4756 | how = SIG_UNBLOCK; | |
4757 | break; | |
4758 | case TARGET_SIG_SETMASK: | |
4759 | how = SIG_SETMASK; | |
4760 | break; | |
4761 | default: | |
0da46a6e | 4762 | ret = -TARGET_EINVAL; |
66fb9763 FB |
4763 | goto fail; |
4764 | } | |
579a97f7 FB |
4765 | if (!(p = lock_user(VERIFY_READ, arg2, sizeof(target_sigset_t), 1))) |
4766 | goto efault; | |
53a5960a PB |
4767 | target_to_host_sigset(&set, p); |
4768 | unlock_user(p, arg2, 0); | |
66fb9763 FB |
4769 | set_ptr = &set; |
4770 | } else { | |
4771 | how = 0; | |
4772 | set_ptr = NULL; | |
4773 | } | |
4774 | ret = get_errno(sigprocmask(how, set_ptr, &oldset)); | |
53a5960a | 4775 | if (!is_error(ret) && arg3) { |
579a97f7 FB |
4776 | if (!(p = lock_user(VERIFY_WRITE, arg3, sizeof(target_sigset_t), 0))) |
4777 | goto efault; | |
53a5960a PB |
4778 | host_to_target_sigset(p, &oldset); |
4779 | unlock_user(p, arg3, sizeof(target_sigset_t)); | |
66fb9763 FB |
4780 | } |
4781 | } | |
4782 | break; | |
e5febef5 | 4783 | #ifdef TARGET_NR_sigpending |
66fb9763 FB |
4784 | case TARGET_NR_sigpending: |
4785 | { | |
4786 | sigset_t set; | |
4787 | ret = get_errno(sigpending(&set)); | |
4788 | if (!is_error(ret)) { | |
579a97f7 FB |
4789 | if (!(p = lock_user(VERIFY_WRITE, arg1, sizeof(target_sigset_t), 0))) |
4790 | goto efault; | |
53a5960a PB |
4791 | host_to_target_old_sigset(p, &set); |
4792 | unlock_user(p, arg1, sizeof(target_sigset_t)); | |
66fb9763 FB |
4793 | } |
4794 | } | |
4795 | break; | |
e5febef5 | 4796 | #endif |
66fb9763 FB |
4797 | case TARGET_NR_rt_sigpending: |
4798 | { | |
4799 | sigset_t set; | |
4800 | ret = get_errno(sigpending(&set)); | |
4801 | if (!is_error(ret)) { | |
579a97f7 FB |
4802 | if (!(p = lock_user(VERIFY_WRITE, arg1, sizeof(target_sigset_t), 0))) |
4803 | goto efault; | |
53a5960a PB |
4804 | host_to_target_sigset(p, &set); |
4805 | unlock_user(p, arg1, sizeof(target_sigset_t)); | |
66fb9763 FB |
4806 | } |
4807 | } | |
4808 | break; | |
e5febef5 | 4809 | #ifdef TARGET_NR_sigsuspend |
66fb9763 FB |
4810 | case TARGET_NR_sigsuspend: |
4811 | { | |
4812 | sigset_t set; | |
579a97f7 FB |
4813 | if (!(p = lock_user(VERIFY_READ, arg1, sizeof(target_sigset_t), 1))) |
4814 | goto efault; | |
53a5960a PB |
4815 | target_to_host_old_sigset(&set, p); |
4816 | unlock_user(p, arg1, 0); | |
66fb9763 FB |
4817 | ret = get_errno(sigsuspend(&set)); |
4818 | } | |
4819 | break; | |
e5febef5 | 4820 | #endif |
66fb9763 FB |
4821 | case TARGET_NR_rt_sigsuspend: |
4822 | { | |
4823 | sigset_t set; | |
579a97f7 FB |
4824 | if (!(p = lock_user(VERIFY_READ, arg1, sizeof(target_sigset_t), 1))) |
4825 | goto efault; | |
53a5960a PB |
4826 | target_to_host_sigset(&set, p); |
4827 | unlock_user(p, arg1, 0); | |
66fb9763 FB |
4828 | ret = get_errno(sigsuspend(&set)); |
4829 | } | |
4830 | break; | |
4831 | case TARGET_NR_rt_sigtimedwait: | |
4832 | { | |
66fb9763 FB |
4833 | sigset_t set; |
4834 | struct timespec uts, *puts; | |
4835 | siginfo_t uinfo; | |
3b46e624 | 4836 | |
579a97f7 FB |
4837 | if (!(p = lock_user(VERIFY_READ, arg1, sizeof(target_sigset_t), 1))) |
4838 | goto efault; | |
53a5960a PB |
4839 | target_to_host_sigset(&set, p); |
4840 | unlock_user(p, arg1, 0); | |
4841 | if (arg3) { | |
66fb9763 | 4842 | puts = &uts; |
53a5960a | 4843 | target_to_host_timespec(puts, arg3); |
66fb9763 FB |
4844 | } else { |
4845 | puts = NULL; | |
4846 | } | |
4847 | ret = get_errno(sigtimedwait(&set, &uinfo, puts)); | |
53a5960a | 4848 | if (!is_error(ret) && arg2) { |
e1e3f30b | 4849 | if (!(p = lock_user(VERIFY_WRITE, arg2, sizeof(target_siginfo_t), 0))) |
579a97f7 | 4850 | goto efault; |
53a5960a | 4851 | host_to_target_siginfo(p, &uinfo); |
e1e3f30b | 4852 | unlock_user(p, arg2, sizeof(target_siginfo_t)); |
66fb9763 FB |
4853 | } |
4854 | } | |
4855 | break; | |
4856 | case TARGET_NR_rt_sigqueueinfo: | |
4857 | { | |
4858 | siginfo_t uinfo; | |
579a97f7 FB |
4859 | if (!(p = lock_user(VERIFY_READ, arg3, sizeof(target_sigset_t), 1))) |
4860 | goto efault; | |
53a5960a PB |
4861 | target_to_host_siginfo(&uinfo, p); |
4862 | unlock_user(p, arg1, 0); | |
66fb9763 FB |
4863 | ret = get_errno(sys_rt_sigqueueinfo(arg1, arg2, &uinfo)); |
4864 | } | |
4865 | break; | |
e5febef5 | 4866 | #ifdef TARGET_NR_sigreturn |
66fb9763 FB |
4867 | case TARGET_NR_sigreturn: |
4868 | /* NOTE: ret is eax, so not transcoding must be done */ | |
4869 | ret = do_sigreturn(cpu_env); | |
4870 | break; | |
e5febef5 | 4871 | #endif |
66fb9763 FB |
4872 | case TARGET_NR_rt_sigreturn: |
4873 | /* NOTE: ret is eax, so not transcoding must be done */ | |
4874 | ret = do_rt_sigreturn(cpu_env); | |
4875 | break; | |
31e31b8a | 4876 | case TARGET_NR_sethostname: |
579a97f7 FB |
4877 | if (!(p = lock_user_string(arg1))) |
4878 | goto efault; | |
53a5960a PB |
4879 | ret = get_errno(sethostname(p, arg2)); |
4880 | unlock_user(p, arg1, 0); | |
31e31b8a FB |
4881 | break; |
4882 | case TARGET_NR_setrlimit: | |
9de5e440 FB |
4883 | { |
4884 | /* XXX: convert resource ? */ | |
4885 | int resource = arg1; | |
53a5960a | 4886 | struct target_rlimit *target_rlim; |
9de5e440 | 4887 | struct rlimit rlim; |
579a97f7 FB |
4888 | if (!lock_user_struct(VERIFY_READ, target_rlim, arg2, 1)) |
4889 | goto efault; | |
9de5e440 FB |
4890 | rlim.rlim_cur = tswapl(target_rlim->rlim_cur); |
4891 | rlim.rlim_max = tswapl(target_rlim->rlim_max); | |
53a5960a | 4892 | unlock_user_struct(target_rlim, arg2, 0); |
9de5e440 FB |
4893 | ret = get_errno(setrlimit(resource, &rlim)); |
4894 | } | |
4895 | break; | |
31e31b8a | 4896 | case TARGET_NR_getrlimit: |
9de5e440 FB |
4897 | { |
4898 | /* XXX: convert resource ? */ | |
4899 | int resource = arg1; | |
53a5960a | 4900 | struct target_rlimit *target_rlim; |
9de5e440 | 4901 | struct rlimit rlim; |
3b46e624 | 4902 | |
9de5e440 FB |
4903 | ret = get_errno(getrlimit(resource, &rlim)); |
4904 | if (!is_error(ret)) { | |
579a97f7 FB |
4905 | if (!lock_user_struct(VERIFY_WRITE, target_rlim, arg2, 0)) |
4906 | goto efault; | |
53a5960a PB |
4907 | rlim.rlim_cur = tswapl(target_rlim->rlim_cur); |
4908 | rlim.rlim_max = tswapl(target_rlim->rlim_max); | |
4909 | unlock_user_struct(target_rlim, arg2, 1); | |
9de5e440 FB |
4910 | } |
4911 | } | |
4912 | break; | |
31e31b8a | 4913 | case TARGET_NR_getrusage: |
b409186b FB |
4914 | { |
4915 | struct rusage rusage; | |
b409186b FB |
4916 | ret = get_errno(getrusage(arg1, &rusage)); |
4917 | if (!is_error(ret)) { | |
53a5960a | 4918 | host_to_target_rusage(arg2, &rusage); |
b409186b FB |
4919 | } |
4920 | } | |
4921 | break; | |
31e31b8a FB |
4922 | case TARGET_NR_gettimeofday: |
4923 | { | |
31e31b8a FB |
4924 | struct timeval tv; |
4925 | ret = get_errno(gettimeofday(&tv, NULL)); | |
4926 | if (!is_error(ret)) { | |
788f5ec4 TS |
4927 | if (copy_to_user_timeval(arg1, &tv)) |
4928 | goto efault; | |
31e31b8a FB |
4929 | } |
4930 | } | |
4931 | break; | |
4932 | case TARGET_NR_settimeofday: | |
4933 | { | |
31e31b8a | 4934 | struct timeval tv; |
788f5ec4 TS |
4935 | if (copy_from_user_timeval(&tv, arg1)) |
4936 | goto efault; | |
31e31b8a FB |
4937 | ret = get_errno(settimeofday(&tv, NULL)); |
4938 | } | |
4939 | break; | |
048f6b4d | 4940 | #ifdef TARGET_NR_select |
31e31b8a | 4941 | case TARGET_NR_select: |
f2674e31 | 4942 | { |
53a5960a | 4943 | struct target_sel_arg_struct *sel; |
992f48a0 | 4944 | abi_ulong inp, outp, exp, tvp; |
53a5960a PB |
4945 | long nsel; |
4946 | ||
579a97f7 FB |
4947 | if (!lock_user_struct(VERIFY_READ, sel, arg1, 1)) |
4948 | goto efault; | |
53a5960a PB |
4949 | nsel = tswapl(sel->n); |
4950 | inp = tswapl(sel->inp); | |
4951 | outp = tswapl(sel->outp); | |
4952 | exp = tswapl(sel->exp); | |
4953 | tvp = tswapl(sel->tvp); | |
4954 | unlock_user_struct(sel, arg1, 0); | |
4955 | ret = do_select(nsel, inp, outp, exp, tvp); | |
f2674e31 FB |
4956 | } |
4957 | break; | |
048f6b4d | 4958 | #endif |
31e31b8a | 4959 | case TARGET_NR_symlink: |
53a5960a PB |
4960 | { |
4961 | void *p2; | |
4962 | p = lock_user_string(arg1); | |
4963 | p2 = lock_user_string(arg2); | |
579a97f7 FB |
4964 | if (!p || !p2) |
4965 | ret = -TARGET_EFAULT; | |
4966 | else | |
4967 | ret = get_errno(symlink(p, p2)); | |
53a5960a PB |
4968 | unlock_user(p2, arg2, 0); |
4969 | unlock_user(p, arg1, 0); | |
4970 | } | |
31e31b8a | 4971 | break; |
f0b6243d TS |
4972 | #if defined(TARGET_NR_symlinkat) && defined(__NR_symlinkat) |
4973 | case TARGET_NR_symlinkat: | |
f0b6243d | 4974 | { |
579a97f7 | 4975 | void *p2; |
f0b6243d TS |
4976 | p = lock_user_string(arg1); |
4977 | p2 = lock_user_string(arg3); | |
579a97f7 | 4978 | if (!p || !p2) |
0da46a6e | 4979 | ret = -TARGET_EFAULT; |
f0b6243d TS |
4980 | else |
4981 | ret = get_errno(sys_symlinkat(p, arg2, p2)); | |
579a97f7 FB |
4982 | unlock_user(p2, arg3, 0); |
4983 | unlock_user(p, arg1, 0); | |
f0b6243d TS |
4984 | } |
4985 | break; | |
4986 | #endif | |
ebc05488 | 4987 | #ifdef TARGET_NR_oldlstat |
31e31b8a FB |
4988 | case TARGET_NR_oldlstat: |
4989 | goto unimplemented; | |
ebc05488 | 4990 | #endif |
31e31b8a | 4991 | case TARGET_NR_readlink: |
53a5960a | 4992 | { |
d088d664 | 4993 | void *p2, *temp; |
53a5960a | 4994 | p = lock_user_string(arg1); |
579a97f7 FB |
4995 | p2 = lock_user(VERIFY_WRITE, arg2, arg3, 0); |
4996 | if (!p || !p2) | |
4997 | ret = -TARGET_EFAULT; | |
d088d664 AJ |
4998 | else { |
4999 | if (strncmp((const char *)p, "/proc/self/exe", 14) == 0) { | |
5000 | char real[PATH_MAX]; | |
5001 | temp = realpath(exec_path,real); | |
5002 | ret = (temp==NULL) ? get_errno(-1) : strlen(real) ; | |
5003 | snprintf((char *)p2, arg3, "%s", real); | |
5004 | } | |
5005 | else | |
5006 | ret = get_errno(readlink(path(p), p2, arg3)); | |
d088d664 | 5007 | } |
53a5960a PB |
5008 | unlock_user(p2, arg2, ret); |
5009 | unlock_user(p, arg1, 0); | |
5010 | } | |
31e31b8a | 5011 | break; |
5e0ccb18 TS |
5012 | #if defined(TARGET_NR_readlinkat) && defined(__NR_readlinkat) |
5013 | case TARGET_NR_readlinkat: | |
5e0ccb18 | 5014 | { |
579a97f7 | 5015 | void *p2; |
5e0ccb18 | 5016 | p = lock_user_string(arg2); |
579a97f7 FB |
5017 | p2 = lock_user(VERIFY_WRITE, arg3, arg4, 0); |
5018 | if (!p || !p2) | |
0da46a6e | 5019 | ret = -TARGET_EFAULT; |
5e0ccb18 TS |
5020 | else |
5021 | ret = get_errno(sys_readlinkat(arg1, path(p), p2, arg4)); | |
579a97f7 FB |
5022 | unlock_user(p2, arg3, ret); |
5023 | unlock_user(p, arg2, 0); | |
5e0ccb18 TS |
5024 | } |
5025 | break; | |
5026 | #endif | |
e5febef5 | 5027 | #ifdef TARGET_NR_uselib |
31e31b8a FB |
5028 | case TARGET_NR_uselib: |
5029 | goto unimplemented; | |
e5febef5 TS |
5030 | #endif |
5031 | #ifdef TARGET_NR_swapon | |
31e31b8a | 5032 | case TARGET_NR_swapon: |
579a97f7 FB |
5033 | if (!(p = lock_user_string(arg1))) |
5034 | goto efault; | |
53a5960a PB |
5035 | ret = get_errno(swapon(p, arg2)); |
5036 | unlock_user(p, arg1, 0); | |
31e31b8a | 5037 | break; |
e5febef5 | 5038 | #endif |
31e31b8a FB |
5039 | case TARGET_NR_reboot: |
5040 | goto unimplemented; | |
e5febef5 | 5041 | #ifdef TARGET_NR_readdir |
31e31b8a FB |
5042 | case TARGET_NR_readdir: |
5043 | goto unimplemented; | |
e5febef5 TS |
5044 | #endif |
5045 | #ifdef TARGET_NR_mmap | |
31e31b8a | 5046 | case TARGET_NR_mmap: |
b779e29e | 5047 | #if (defined(TARGET_I386) && defined(TARGET_ABI32)) || defined(TARGET_ARM) || defined(TARGET_M68K) || defined(TARGET_CRIS) || defined(TARGET_MICROBLAZE) |
31e31b8a | 5048 | { |
992f48a0 BS |
5049 | abi_ulong *v; |
5050 | abi_ulong v1, v2, v3, v4, v5, v6; | |
579a97f7 FB |
5051 | if (!(v = lock_user(VERIFY_READ, arg1, 6 * sizeof(abi_ulong), 1))) |
5052 | goto efault; | |
53a5960a PB |
5053 | v1 = tswapl(v[0]); |
5054 | v2 = tswapl(v[1]); | |
5055 | v3 = tswapl(v[2]); | |
5056 | v4 = tswapl(v[3]); | |
5057 | v5 = tswapl(v[4]); | |
5058 | v6 = tswapl(v[5]); | |
5059 | unlock_user(v, arg1, 0); | |
5fafdf24 | 5060 | ret = get_errno(target_mmap(v1, v2, v3, |
5286db75 FB |
5061 | target_to_host_bitmask(v4, mmap_flags_tbl), |
5062 | v5, v6)); | |
31e31b8a | 5063 | } |
31e31b8a | 5064 | #else |
5fafdf24 TS |
5065 | ret = get_errno(target_mmap(arg1, arg2, arg3, |
5066 | target_to_host_bitmask(arg4, mmap_flags_tbl), | |
6fb883e8 FB |
5067 | arg5, |
5068 | arg6)); | |
31e31b8a | 5069 | #endif |
6fb883e8 | 5070 | break; |
e5febef5 | 5071 | #endif |
a315a145 | 5072 | #ifdef TARGET_NR_mmap2 |
6fb883e8 | 5073 | case TARGET_NR_mmap2: |
bb7ec043 | 5074 | #ifndef MMAP_SHIFT |
c573ff67 | 5075 | #define MMAP_SHIFT 12 |
c573ff67 | 5076 | #endif |
5fafdf24 TS |
5077 | ret = get_errno(target_mmap(arg1, arg2, arg3, |
5078 | target_to_host_bitmask(arg4, mmap_flags_tbl), | |
5286db75 | 5079 | arg5, |
c573ff67 | 5080 | arg6 << MMAP_SHIFT)); |
31e31b8a | 5081 | break; |
a315a145 | 5082 | #endif |
31e31b8a | 5083 | case TARGET_NR_munmap: |
54936004 | 5084 | ret = get_errno(target_munmap(arg1, arg2)); |
31e31b8a | 5085 | break; |
9de5e440 | 5086 | case TARGET_NR_mprotect: |
54936004 | 5087 | ret = get_errno(target_mprotect(arg1, arg2, arg3)); |
9de5e440 | 5088 | break; |
e5febef5 | 5089 | #ifdef TARGET_NR_mremap |
9de5e440 | 5090 | case TARGET_NR_mremap: |
54936004 | 5091 | ret = get_errno(target_mremap(arg1, arg2, arg3, arg4, arg5)); |
9de5e440 | 5092 | break; |
e5febef5 | 5093 | #endif |
53a5960a | 5094 | /* ??? msync/mlock/munlock are broken for softmmu. */ |
e5febef5 | 5095 | #ifdef TARGET_NR_msync |
9de5e440 | 5096 | case TARGET_NR_msync: |
53a5960a | 5097 | ret = get_errno(msync(g2h(arg1), arg2, arg3)); |
9de5e440 | 5098 | break; |
e5febef5 TS |
5099 | #endif |
5100 | #ifdef TARGET_NR_mlock | |
9de5e440 | 5101 | case TARGET_NR_mlock: |
53a5960a | 5102 | ret = get_errno(mlock(g2h(arg1), arg2)); |
9de5e440 | 5103 | break; |
e5febef5 TS |
5104 | #endif |
5105 | #ifdef TARGET_NR_munlock | |
9de5e440 | 5106 | case TARGET_NR_munlock: |
53a5960a | 5107 | ret = get_errno(munlock(g2h(arg1), arg2)); |
9de5e440 | 5108 | break; |
e5febef5 TS |
5109 | #endif |
5110 | #ifdef TARGET_NR_mlockall | |
9de5e440 FB |
5111 | case TARGET_NR_mlockall: |
5112 | ret = get_errno(mlockall(arg1)); | |
5113 | break; | |
e5febef5 TS |
5114 | #endif |
5115 | #ifdef TARGET_NR_munlockall | |
9de5e440 FB |
5116 | case TARGET_NR_munlockall: |
5117 | ret = get_errno(munlockall()); | |
5118 | break; | |
e5febef5 | 5119 | #endif |
31e31b8a | 5120 | case TARGET_NR_truncate: |
579a97f7 FB |
5121 | if (!(p = lock_user_string(arg1))) |
5122 | goto efault; | |
53a5960a PB |
5123 | ret = get_errno(truncate(p, arg2)); |
5124 | unlock_user(p, arg1, 0); | |
31e31b8a FB |
5125 | break; |
5126 | case TARGET_NR_ftruncate: | |
5127 | ret = get_errno(ftruncate(arg1, arg2)); | |
5128 | break; | |
5129 | case TARGET_NR_fchmod: | |
5130 | ret = get_errno(fchmod(arg1, arg2)); | |
5131 | break; | |
814d7977 TS |
5132 | #if defined(TARGET_NR_fchmodat) && defined(__NR_fchmodat) |
5133 | case TARGET_NR_fchmodat: | |
579a97f7 FB |
5134 | if (!(p = lock_user_string(arg2))) |
5135 | goto efault; | |
465c9f06 | 5136 | ret = get_errno(sys_fchmodat(arg1, p, arg3)); |
579a97f7 | 5137 | unlock_user(p, arg2, 0); |
814d7977 TS |
5138 | break; |
5139 | #endif | |
31e31b8a | 5140 | case TARGET_NR_getpriority: |
c6cda17a TS |
5141 | /* libc does special remapping of the return value of |
5142 | * sys_getpriority() so it's just easiest to call | |
5143 | * sys_getpriority() directly rather than through libc. */ | |
5144 | ret = sys_getpriority(arg1, arg2); | |
31e31b8a FB |
5145 | break; |
5146 | case TARGET_NR_setpriority: | |
5147 | ret = get_errno(setpriority(arg1, arg2, arg3)); | |
5148 | break; | |
ebc05488 | 5149 | #ifdef TARGET_NR_profil |
31e31b8a FB |
5150 | case TARGET_NR_profil: |
5151 | goto unimplemented; | |
ebc05488 | 5152 | #endif |
31e31b8a | 5153 | case TARGET_NR_statfs: |
579a97f7 FB |
5154 | if (!(p = lock_user_string(arg1))) |
5155 | goto efault; | |
53a5960a PB |
5156 | ret = get_errno(statfs(path(p), &stfs)); |
5157 | unlock_user(p, arg1, 0); | |
31e31b8a FB |
5158 | convert_statfs: |
5159 | if (!is_error(ret)) { | |
53a5960a | 5160 | struct target_statfs *target_stfs; |
3b46e624 | 5161 | |
579a97f7 FB |
5162 | if (!lock_user_struct(VERIFY_WRITE, target_stfs, arg2, 0)) |
5163 | goto efault; | |
5164 | __put_user(stfs.f_type, &target_stfs->f_type); | |
5165 | __put_user(stfs.f_bsize, &target_stfs->f_bsize); | |
5166 | __put_user(stfs.f_blocks, &target_stfs->f_blocks); | |
5167 | __put_user(stfs.f_bfree, &target_stfs->f_bfree); | |
5168 | __put_user(stfs.f_bavail, &target_stfs->f_bavail); | |
5169 | __put_user(stfs.f_files, &target_stfs->f_files); | |
5170 | __put_user(stfs.f_ffree, &target_stfs->f_ffree); | |
5171 | __put_user(stfs.f_fsid.__val[0], &target_stfs->f_fsid.val[0]); | |
5172 | __put_user(stfs.f_fsid.__val[1], &target_stfs->f_fsid.val[1]); | |
5173 | __put_user(stfs.f_namelen, &target_stfs->f_namelen); | |
53a5960a | 5174 | unlock_user_struct(target_stfs, arg2, 1); |
31e31b8a FB |
5175 | } |
5176 | break; | |
5177 | case TARGET_NR_fstatfs: | |
56c8f68f | 5178 | ret = get_errno(fstatfs(arg1, &stfs)); |
31e31b8a | 5179 | goto convert_statfs; |
56c8f68f FB |
5180 | #ifdef TARGET_NR_statfs64 |
5181 | case TARGET_NR_statfs64: | |
579a97f7 FB |
5182 | if (!(p = lock_user_string(arg1))) |
5183 | goto efault; | |
53a5960a PB |
5184 | ret = get_errno(statfs(path(p), &stfs)); |
5185 | unlock_user(p, arg1, 0); | |
56c8f68f FB |
5186 | convert_statfs64: |
5187 | if (!is_error(ret)) { | |
53a5960a | 5188 | struct target_statfs64 *target_stfs; |
3b46e624 | 5189 | |
579a97f7 FB |
5190 | if (!lock_user_struct(VERIFY_WRITE, target_stfs, arg3, 0)) |
5191 | goto efault; | |
5192 | __put_user(stfs.f_type, &target_stfs->f_type); | |
5193 | __put_user(stfs.f_bsize, &target_stfs->f_bsize); | |
5194 | __put_user(stfs.f_blocks, &target_stfs->f_blocks); | |
5195 | __put_user(stfs.f_bfree, &target_stfs->f_bfree); | |
5196 | __put_user(stfs.f_bavail, &target_stfs->f_bavail); | |
5197 | __put_user(stfs.f_files, &target_stfs->f_files); | |
5198 | __put_user(stfs.f_ffree, &target_stfs->f_ffree); | |
5199 | __put_user(stfs.f_fsid.__val[0], &target_stfs->f_fsid.val[0]); | |
5200 | __put_user(stfs.f_fsid.__val[1], &target_stfs->f_fsid.val[1]); | |
5201 | __put_user(stfs.f_namelen, &target_stfs->f_namelen); | |
5202 | unlock_user_struct(target_stfs, arg3, 1); | |
56c8f68f FB |
5203 | } |
5204 | break; | |
5205 | case TARGET_NR_fstatfs64: | |
5206 | ret = get_errno(fstatfs(arg1, &stfs)); | |
5207 | goto convert_statfs64; | |
5208 | #endif | |
ebc05488 | 5209 | #ifdef TARGET_NR_ioperm |
31e31b8a FB |
5210 | case TARGET_NR_ioperm: |
5211 | goto unimplemented; | |
ebc05488 | 5212 | #endif |
e5febef5 | 5213 | #ifdef TARGET_NR_socketcall |
31e31b8a | 5214 | case TARGET_NR_socketcall: |
53a5960a | 5215 | ret = do_socketcall(arg1, arg2); |
31e31b8a | 5216 | break; |
e5febef5 | 5217 | #endif |
3532fa74 FB |
5218 | #ifdef TARGET_NR_accept |
5219 | case TARGET_NR_accept: | |
1be9e1dc | 5220 | ret = do_accept(arg1, arg2, arg3); |
3532fa74 FB |
5221 | break; |
5222 | #endif | |
5223 | #ifdef TARGET_NR_bind | |
5224 | case TARGET_NR_bind: | |
5225 | ret = do_bind(arg1, arg2, arg3); | |
5226 | break; | |
5227 | #endif | |
5228 | #ifdef TARGET_NR_connect | |
5229 | case TARGET_NR_connect: | |
5230 | ret = do_connect(arg1, arg2, arg3); | |
5231 | break; | |
5232 | #endif | |
5233 | #ifdef TARGET_NR_getpeername | |
5234 | case TARGET_NR_getpeername: | |
1be9e1dc | 5235 | ret = do_getpeername(arg1, arg2, arg3); |
3532fa74 FB |
5236 | break; |
5237 | #endif | |
5238 | #ifdef TARGET_NR_getsockname | |
5239 | case TARGET_NR_getsockname: | |
1be9e1dc | 5240 | ret = do_getsockname(arg1, arg2, arg3); |
3532fa74 FB |
5241 | break; |
5242 | #endif | |
5243 | #ifdef TARGET_NR_getsockopt | |
5244 | case TARGET_NR_getsockopt: | |
5245 | ret = do_getsockopt(arg1, arg2, arg3, arg4, arg5); | |
5246 | break; | |
5247 | #endif | |
5248 | #ifdef TARGET_NR_listen | |
5249 | case TARGET_NR_listen: | |
1be9e1dc | 5250 | ret = get_errno(listen(arg1, arg2)); |
3532fa74 FB |
5251 | break; |
5252 | #endif | |
5253 | #ifdef TARGET_NR_recv | |
5254 | case TARGET_NR_recv: | |
214201bd | 5255 | ret = do_recvfrom(arg1, arg2, arg3, arg4, 0, 0); |
3532fa74 FB |
5256 | break; |
5257 | #endif | |
5258 | #ifdef TARGET_NR_recvfrom | |
5259 | case TARGET_NR_recvfrom: | |
214201bd | 5260 | ret = do_recvfrom(arg1, arg2, arg3, arg4, arg5, arg6); |
3532fa74 FB |
5261 | break; |
5262 | #endif | |
5263 | #ifdef TARGET_NR_recvmsg | |
5264 | case TARGET_NR_recvmsg: | |
5265 | ret = do_sendrecvmsg(arg1, arg2, arg3, 0); | |
5266 | break; | |
5267 | #endif | |
5268 | #ifdef TARGET_NR_send | |
5269 | case TARGET_NR_send: | |
1be9e1dc | 5270 | ret = do_sendto(arg1, arg2, arg3, arg4, 0, 0); |
3532fa74 FB |
5271 | break; |
5272 | #endif | |
5273 | #ifdef TARGET_NR_sendmsg | |
5274 | case TARGET_NR_sendmsg: | |
5275 | ret = do_sendrecvmsg(arg1, arg2, arg3, 1); | |
5276 | break; | |
5277 | #endif | |
5278 | #ifdef TARGET_NR_sendto | |
5279 | case TARGET_NR_sendto: | |
1be9e1dc | 5280 | ret = do_sendto(arg1, arg2, arg3, arg4, arg5, arg6); |
3532fa74 FB |
5281 | break; |
5282 | #endif | |
5283 | #ifdef TARGET_NR_shutdown | |
5284 | case TARGET_NR_shutdown: | |
1be9e1dc | 5285 | ret = get_errno(shutdown(arg1, arg2)); |
3532fa74 FB |
5286 | break; |
5287 | #endif | |
5288 | #ifdef TARGET_NR_socket | |
5289 | case TARGET_NR_socket: | |
5290 | ret = do_socket(arg1, arg2, arg3); | |
5291 | break; | |
5292 | #endif | |
5293 | #ifdef TARGET_NR_socketpair | |
5294 | case TARGET_NR_socketpair: | |
1be9e1dc | 5295 | ret = do_socketpair(arg1, arg2, arg3, arg4); |
3532fa74 FB |
5296 | break; |
5297 | #endif | |
5298 | #ifdef TARGET_NR_setsockopt | |
5299 | case TARGET_NR_setsockopt: | |
5300 | ret = do_setsockopt(arg1, arg2, arg3, arg4, (socklen_t) arg5); | |
5301 | break; | |
5302 | #endif | |
7494b0f9 | 5303 | |
31e31b8a | 5304 | case TARGET_NR_syslog: |
579a97f7 FB |
5305 | if (!(p = lock_user_string(arg2))) |
5306 | goto efault; | |
e5574487 TS |
5307 | ret = get_errno(sys_syslog((int)arg1, p, (int)arg3)); |
5308 | unlock_user(p, arg2, 0); | |
7494b0f9 TS |
5309 | break; |
5310 | ||
31e31b8a | 5311 | case TARGET_NR_setitimer: |
66fb9763 | 5312 | { |
66fb9763 FB |
5313 | struct itimerval value, ovalue, *pvalue; |
5314 | ||
53a5960a | 5315 | if (arg2) { |
66fb9763 | 5316 | pvalue = &value; |
788f5ec4 TS |
5317 | if (copy_from_user_timeval(&pvalue->it_interval, arg2) |
5318 | || copy_from_user_timeval(&pvalue->it_value, | |
5319 | arg2 + sizeof(struct target_timeval))) | |
5320 | goto efault; | |
66fb9763 FB |
5321 | } else { |
5322 | pvalue = NULL; | |
5323 | } | |
5324 | ret = get_errno(setitimer(arg1, pvalue, &ovalue)); | |
53a5960a | 5325 | if (!is_error(ret) && arg3) { |
788f5ec4 TS |
5326 | if (copy_to_user_timeval(arg3, |
5327 | &ovalue.it_interval) | |
5328 | || copy_to_user_timeval(arg3 + sizeof(struct target_timeval), | |
5329 | &ovalue.it_value)) | |
5330 | goto efault; | |
66fb9763 FB |
5331 | } |
5332 | } | |
5333 | break; | |
31e31b8a | 5334 | case TARGET_NR_getitimer: |
66fb9763 | 5335 | { |
66fb9763 | 5336 | struct itimerval value; |
3b46e624 | 5337 | |
66fb9763 | 5338 | ret = get_errno(getitimer(arg1, &value)); |
53a5960a | 5339 | if (!is_error(ret) && arg2) { |
788f5ec4 TS |
5340 | if (copy_to_user_timeval(arg2, |
5341 | &value.it_interval) | |
5342 | || copy_to_user_timeval(arg2 + sizeof(struct target_timeval), | |
5343 | &value.it_value)) | |
5344 | goto efault; | |
66fb9763 FB |
5345 | } |
5346 | } | |
5347 | break; | |
31e31b8a | 5348 | case TARGET_NR_stat: |
579a97f7 FB |
5349 | if (!(p = lock_user_string(arg1))) |
5350 | goto efault; | |
53a5960a PB |
5351 | ret = get_errno(stat(path(p), &st)); |
5352 | unlock_user(p, arg1, 0); | |
31e31b8a FB |
5353 | goto do_stat; |
5354 | case TARGET_NR_lstat: | |
579a97f7 FB |
5355 | if (!(p = lock_user_string(arg1))) |
5356 | goto efault; | |
53a5960a PB |
5357 | ret = get_errno(lstat(path(p), &st)); |
5358 | unlock_user(p, arg1, 0); | |
31e31b8a FB |
5359 | goto do_stat; |
5360 | case TARGET_NR_fstat: | |
5361 | { | |
5362 | ret = get_errno(fstat(arg1, &st)); | |
5363 | do_stat: | |
5364 | if (!is_error(ret)) { | |
53a5960a | 5365 | struct target_stat *target_st; |
e3584658 | 5366 | |
579a97f7 FB |
5367 | if (!lock_user_struct(VERIFY_WRITE, target_st, arg2, 0)) |
5368 | goto efault; | |
d2fd1af7 FB |
5369 | __put_user(st.st_dev, &target_st->st_dev); |
5370 | __put_user(st.st_ino, &target_st->st_ino); | |
5371 | __put_user(st.st_mode, &target_st->st_mode); | |
5372 | __put_user(st.st_uid, &target_st->st_uid); | |
5373 | __put_user(st.st_gid, &target_st->st_gid); | |
5374 | __put_user(st.st_nlink, &target_st->st_nlink); | |
5375 | __put_user(st.st_rdev, &target_st->st_rdev); | |
5376 | __put_user(st.st_size, &target_st->st_size); | |
5377 | __put_user(st.st_blksize, &target_st->st_blksize); | |
5378 | __put_user(st.st_blocks, &target_st->st_blocks); | |
5379 | __put_user(st.st_atime, &target_st->target_st_atime); | |
5380 | __put_user(st.st_mtime, &target_st->target_st_mtime); | |
5381 | __put_user(st.st_ctime, &target_st->target_st_ctime); | |
53a5960a | 5382 | unlock_user_struct(target_st, arg2, 1); |
31e31b8a FB |
5383 | } |
5384 | } | |
5385 | break; | |
ebc05488 | 5386 | #ifdef TARGET_NR_olduname |
31e31b8a FB |
5387 | case TARGET_NR_olduname: |
5388 | goto unimplemented; | |
ebc05488 FB |
5389 | #endif |
5390 | #ifdef TARGET_NR_iopl | |
31e31b8a FB |
5391 | case TARGET_NR_iopl: |
5392 | goto unimplemented; | |
ebc05488 | 5393 | #endif |
31e31b8a FB |
5394 | case TARGET_NR_vhangup: |
5395 | ret = get_errno(vhangup()); | |
5396 | break; | |
ebc05488 | 5397 | #ifdef TARGET_NR_idle |
31e31b8a FB |
5398 | case TARGET_NR_idle: |
5399 | goto unimplemented; | |
42ad6ae9 FB |
5400 | #endif |
5401 | #ifdef TARGET_NR_syscall | |
5402 | case TARGET_NR_syscall: | |
5403 | ret = do_syscall(cpu_env,arg1 & 0xffff,arg2,arg3,arg4,arg5,arg6,0); | |
5404 | break; | |
ebc05488 | 5405 | #endif |
31e31b8a FB |
5406 | case TARGET_NR_wait4: |
5407 | { | |
5408 | int status; | |
992f48a0 | 5409 | abi_long status_ptr = arg2; |
31e31b8a | 5410 | struct rusage rusage, *rusage_ptr; |
992f48a0 | 5411 | abi_ulong target_rusage = arg4; |
31e31b8a FB |
5412 | if (target_rusage) |
5413 | rusage_ptr = &rusage; | |
5414 | else | |
5415 | rusage_ptr = NULL; | |
5416 | ret = get_errno(wait4(arg1, &status, arg3, rusage_ptr)); | |
5417 | if (!is_error(ret)) { | |
2f619698 | 5418 | if (status_ptr) { |
1d9d8b55 | 5419 | status = host_to_target_waitstatus(status); |
2f619698 FB |
5420 | if (put_user_s32(status, status_ptr)) |
5421 | goto efault; | |
31e31b8a | 5422 | } |
2f619698 FB |
5423 | if (target_rusage) |
5424 | host_to_target_rusage(target_rusage, &rusage); | |
31e31b8a FB |
5425 | } |
5426 | } | |
5427 | break; | |
e5febef5 | 5428 | #ifdef TARGET_NR_swapoff |
31e31b8a | 5429 | case TARGET_NR_swapoff: |
579a97f7 FB |
5430 | if (!(p = lock_user_string(arg1))) |
5431 | goto efault; | |
53a5960a PB |
5432 | ret = get_errno(swapoff(p)); |
5433 | unlock_user(p, arg1, 0); | |
31e31b8a | 5434 | break; |
e5febef5 | 5435 | #endif |
31e31b8a | 5436 | case TARGET_NR_sysinfo: |
a5448a7d | 5437 | { |
53a5960a | 5438 | struct target_sysinfo *target_value; |
a5448a7d FB |
5439 | struct sysinfo value; |
5440 | ret = get_errno(sysinfo(&value)); | |
53a5960a | 5441 | if (!is_error(ret) && arg1) |
a5448a7d | 5442 | { |
579a97f7 FB |
5443 | if (!lock_user_struct(VERIFY_WRITE, target_value, arg1, 0)) |
5444 | goto efault; | |
a5448a7d FB |
5445 | __put_user(value.uptime, &target_value->uptime); |
5446 | __put_user(value.loads[0], &target_value->loads[0]); | |
5447 | __put_user(value.loads[1], &target_value->loads[1]); | |
5448 | __put_user(value.loads[2], &target_value->loads[2]); | |
5449 | __put_user(value.totalram, &target_value->totalram); | |
5450 | __put_user(value.freeram, &target_value->freeram); | |
5451 | __put_user(value.sharedram, &target_value->sharedram); | |
5452 | __put_user(value.bufferram, &target_value->bufferram); | |
5453 | __put_user(value.totalswap, &target_value->totalswap); | |
5454 | __put_user(value.freeswap, &target_value->freeswap); | |
5455 | __put_user(value.procs, &target_value->procs); | |
5456 | __put_user(value.totalhigh, &target_value->totalhigh); | |
5457 | __put_user(value.freehigh, &target_value->freehigh); | |
5458 | __put_user(value.mem_unit, &target_value->mem_unit); | |
53a5960a | 5459 | unlock_user_struct(target_value, arg1, 1); |
a5448a7d FB |
5460 | } |
5461 | } | |
5462 | break; | |
e5febef5 | 5463 | #ifdef TARGET_NR_ipc |
31e31b8a | 5464 | case TARGET_NR_ipc: |
8853f86e FB |
5465 | ret = do_ipc(arg1, arg2, arg3, arg4, arg5, arg6); |
5466 | break; | |
e5febef5 | 5467 | #endif |
e5289087 AJ |
5468 | #ifdef TARGET_NR_semget |
5469 | case TARGET_NR_semget: | |
5470 | ret = get_errno(semget(arg1, arg2, arg3)); | |
5471 | break; | |
5472 | #endif | |
5473 | #ifdef TARGET_NR_semop | |
5474 | case TARGET_NR_semop: | |
5475 | ret = get_errno(do_semop(arg1, arg2, arg3)); | |
5476 | break; | |
5477 | #endif | |
5478 | #ifdef TARGET_NR_semctl | |
5479 | case TARGET_NR_semctl: | |
5480 | ret = do_semctl(arg1, arg2, arg3, (union target_semun)(abi_ulong)arg4); | |
5481 | break; | |
5482 | #endif | |
eeb438c1 AJ |
5483 | #ifdef TARGET_NR_msgctl |
5484 | case TARGET_NR_msgctl: | |
5485 | ret = do_msgctl(arg1, arg2, arg3); | |
5486 | break; | |
5487 | #endif | |
5488 | #ifdef TARGET_NR_msgget | |
5489 | case TARGET_NR_msgget: | |
5490 | ret = get_errno(msgget(arg1, arg2)); | |
5491 | break; | |
5492 | #endif | |
5493 | #ifdef TARGET_NR_msgrcv | |
5494 | case TARGET_NR_msgrcv: | |
5495 | ret = do_msgrcv(arg1, arg2, arg3, arg4, arg5); | |
5496 | break; | |
5497 | #endif | |
5498 | #ifdef TARGET_NR_msgsnd | |
5499 | case TARGET_NR_msgsnd: | |
5500 | ret = do_msgsnd(arg1, arg2, arg3, arg4); | |
5501 | break; | |
88a8c984 RV |
5502 | #endif |
5503 | #ifdef TARGET_NR_shmget | |
5504 | case TARGET_NR_shmget: | |
5505 | ret = get_errno(shmget(arg1, arg2, arg3)); | |
5506 | break; | |
5507 | #endif | |
5508 | #ifdef TARGET_NR_shmctl | |
5509 | case TARGET_NR_shmctl: | |
5510 | ret = do_shmctl(arg1, arg2, arg3); | |
5511 | break; | |
5512 | #endif | |
5513 | #ifdef TARGET_NR_shmat | |
5514 | case TARGET_NR_shmat: | |
5515 | ret = do_shmat(arg1, arg2, arg3); | |
5516 | break; | |
5517 | #endif | |
5518 | #ifdef TARGET_NR_shmdt | |
5519 | case TARGET_NR_shmdt: | |
5520 | ret = do_shmdt(arg1); | |
5521 | break; | |
eeb438c1 | 5522 | #endif |
31e31b8a FB |
5523 | case TARGET_NR_fsync: |
5524 | ret = get_errno(fsync(arg1)); | |
5525 | break; | |
31e31b8a | 5526 | case TARGET_NR_clone: |
0b6d3ae0 AJ |
5527 | #if defined(TARGET_SH4) |
5528 | ret = get_errno(do_fork(cpu_env, arg1, arg2, arg3, arg5, arg4)); | |
b15ad61c EI |
5529 | #elif defined(TARGET_CRIS) |
5530 | ret = get_errno(do_fork(cpu_env, arg2, arg1, arg3, arg4, arg5)); | |
0b6d3ae0 | 5531 | #else |
d865bab5 | 5532 | ret = get_errno(do_fork(cpu_env, arg1, arg2, arg3, arg4, arg5)); |
0b6d3ae0 | 5533 | #endif |
1b6b029e | 5534 | break; |
ec86b0fb FB |
5535 | #ifdef __NR_exit_group |
5536 | /* new thread calls */ | |
5537 | case TARGET_NR_exit_group: | |
6d946cda AJ |
5538 | #ifdef HAVE_GPROF |
5539 | _mcleanup(); | |
5540 | #endif | |
e9009676 | 5541 | gdb_exit(cpu_env, arg1); |
ec86b0fb FB |
5542 | ret = get_errno(exit_group(arg1)); |
5543 | break; | |
5544 | #endif | |
31e31b8a | 5545 | case TARGET_NR_setdomainname: |
579a97f7 FB |
5546 | if (!(p = lock_user_string(arg1))) |
5547 | goto efault; | |
53a5960a PB |
5548 | ret = get_errno(setdomainname(p, arg2)); |
5549 | unlock_user(p, arg1, 0); | |
31e31b8a FB |
5550 | break; |
5551 | case TARGET_NR_uname: | |
5552 | /* no need to transcode because we use the linux syscall */ | |
29e619b1 FB |
5553 | { |
5554 | struct new_utsname * buf; | |
3b46e624 | 5555 | |
579a97f7 FB |
5556 | if (!lock_user_struct(VERIFY_WRITE, buf, arg1, 0)) |
5557 | goto efault; | |
29e619b1 FB |
5558 | ret = get_errno(sys_uname(buf)); |
5559 | if (!is_error(ret)) { | |
5560 | /* Overrite the native machine name with whatever is being | |
5561 | emulated. */ | |
5562 | strcpy (buf->machine, UNAME_MACHINE); | |
c5937220 PB |
5563 | /* Allow the user to override the reported release. */ |
5564 | if (qemu_uname_release && *qemu_uname_release) | |
5565 | strcpy (buf->release, qemu_uname_release); | |
29e619b1 | 5566 | } |
53a5960a | 5567 | unlock_user_struct(buf, arg1, 1); |
29e619b1 | 5568 | } |
31e31b8a | 5569 | break; |
6dbad63e | 5570 | #ifdef TARGET_I386 |
31e31b8a | 5571 | case TARGET_NR_modify_ldt: |
03acab66 | 5572 | ret = do_modify_ldt(cpu_env, arg1, arg2, arg3); |
5cd4393b | 5573 | break; |
84409ddb | 5574 | #if !defined(TARGET_X86_64) |
5cd4393b FB |
5575 | case TARGET_NR_vm86old: |
5576 | goto unimplemented; | |
5577 | case TARGET_NR_vm86: | |
53a5960a | 5578 | ret = do_vm86(cpu_env, arg1, arg2); |
6dbad63e | 5579 | break; |
84409ddb | 5580 | #endif |
6dbad63e | 5581 | #endif |
31e31b8a FB |
5582 | case TARGET_NR_adjtimex: |
5583 | goto unimplemented; | |
e5febef5 | 5584 | #ifdef TARGET_NR_create_module |
31e31b8a | 5585 | case TARGET_NR_create_module: |
e5febef5 | 5586 | #endif |
31e31b8a FB |
5587 | case TARGET_NR_init_module: |
5588 | case TARGET_NR_delete_module: | |
e5febef5 | 5589 | #ifdef TARGET_NR_get_kernel_syms |
31e31b8a | 5590 | case TARGET_NR_get_kernel_syms: |
e5febef5 | 5591 | #endif |
31e31b8a FB |
5592 | goto unimplemented; |
5593 | case TARGET_NR_quotactl: | |
5594 | goto unimplemented; | |
5595 | case TARGET_NR_getpgid: | |
5596 | ret = get_errno(getpgid(arg1)); | |
5597 | break; | |
5598 | case TARGET_NR_fchdir: | |
5599 | ret = get_errno(fchdir(arg1)); | |
5600 | break; | |
84409ddb | 5601 | #ifdef TARGET_NR_bdflush /* not on x86_64 */ |
31e31b8a FB |
5602 | case TARGET_NR_bdflush: |
5603 | goto unimplemented; | |
84409ddb | 5604 | #endif |
e5febef5 | 5605 | #ifdef TARGET_NR_sysfs |
31e31b8a FB |
5606 | case TARGET_NR_sysfs: |
5607 | goto unimplemented; | |
e5febef5 | 5608 | #endif |
31e31b8a | 5609 | case TARGET_NR_personality: |
1b6b029e | 5610 | ret = get_errno(personality(arg1)); |
31e31b8a | 5611 | break; |
e5febef5 | 5612 | #ifdef TARGET_NR_afs_syscall |
31e31b8a FB |
5613 | case TARGET_NR_afs_syscall: |
5614 | goto unimplemented; | |
e5febef5 | 5615 | #endif |
7a3148a9 | 5616 | #ifdef TARGET_NR__llseek /* Not on alpha */ |
31e31b8a FB |
5617 | case TARGET_NR__llseek: |
5618 | { | |
4f2ac237 FB |
5619 | #if defined (__x86_64__) |
5620 | ret = get_errno(lseek(arg1, ((uint64_t )arg2 << 32) | arg3, arg5)); | |
2f619698 FB |
5621 | if (put_user_s64(ret, arg4)) |
5622 | goto efault; | |
4f2ac237 | 5623 | #else |
31e31b8a FB |
5624 | int64_t res; |
5625 | ret = get_errno(_llseek(arg1, arg2, arg3, &res, arg5)); | |
2f619698 FB |
5626 | if (put_user_s64(res, arg4)) |
5627 | goto efault; | |
4f2ac237 | 5628 | #endif |
31e31b8a FB |
5629 | } |
5630 | break; | |
7a3148a9 | 5631 | #endif |
31e31b8a | 5632 | case TARGET_NR_getdents: |
992f48a0 | 5633 | #if TARGET_ABI_BITS != 32 |
53a5960a | 5634 | goto unimplemented; |
992f48a0 | 5635 | #elif TARGET_ABI_BITS == 32 && HOST_LONG_BITS == 64 |
4add45b4 | 5636 | { |
53a5960a | 5637 | struct target_dirent *target_dirp; |
6556a833 | 5638 | struct linux_dirent *dirp; |
992f48a0 | 5639 | abi_long count = arg3; |
4add45b4 FB |
5640 | |
5641 | dirp = malloc(count); | |
0da46a6e | 5642 | if (!dirp) { |
579a97f7 | 5643 | ret = -TARGET_ENOMEM; |
0da46a6e TS |
5644 | goto fail; |
5645 | } | |
3b46e624 | 5646 | |
4add45b4 FB |
5647 | ret = get_errno(sys_getdents(arg1, dirp, count)); |
5648 | if (!is_error(ret)) { | |
6556a833 | 5649 | struct linux_dirent *de; |
4add45b4 FB |
5650 | struct target_dirent *tde; |
5651 | int len = ret; | |
5652 | int reclen, treclen; | |
5653 | int count1, tnamelen; | |
5654 | ||
5655 | count1 = 0; | |
5656 | de = dirp; | |
579a97f7 FB |
5657 | if (!(target_dirp = lock_user(VERIFY_WRITE, arg2, count, 0))) |
5658 | goto efault; | |
4add45b4 FB |
5659 | tde = target_dirp; |
5660 | while (len > 0) { | |
5661 | reclen = de->d_reclen; | |
992f48a0 | 5662 | treclen = reclen - (2 * (sizeof(long) - sizeof(abi_long))); |
4add45b4 FB |
5663 | tde->d_reclen = tswap16(treclen); |
5664 | tde->d_ino = tswapl(de->d_ino); | |
5665 | tde->d_off = tswapl(de->d_off); | |
992f48a0 | 5666 | tnamelen = treclen - (2 * sizeof(abi_long) + 2); |
4add45b4 FB |
5667 | if (tnamelen > 256) |
5668 | tnamelen = 256; | |
80a9d035 | 5669 | /* XXX: may not be correct */ |
be15b141 | 5670 | pstrcpy(tde->d_name, tnamelen, de->d_name); |
6556a833 | 5671 | de = (struct linux_dirent *)((char *)de + reclen); |
4add45b4 | 5672 | len -= reclen; |
1c5bf3bf | 5673 | tde = (struct target_dirent *)((char *)tde + treclen); |
4add45b4 FB |
5674 | count1 += treclen; |
5675 | } | |
5676 | ret = count1; | |
579a97f7 | 5677 | unlock_user(target_dirp, arg2, ret); |
4add45b4 FB |
5678 | } |
5679 | free(dirp); | |
5680 | } | |
5681 | #else | |
31e31b8a | 5682 | { |
6556a833 | 5683 | struct linux_dirent *dirp; |
992f48a0 | 5684 | abi_long count = arg3; |
dab2ed99 | 5685 | |
579a97f7 FB |
5686 | if (!(dirp = lock_user(VERIFY_WRITE, arg2, count, 0))) |
5687 | goto efault; | |
72f03900 | 5688 | ret = get_errno(sys_getdents(arg1, dirp, count)); |
31e31b8a | 5689 | if (!is_error(ret)) { |
6556a833 | 5690 | struct linux_dirent *de; |
31e31b8a FB |
5691 | int len = ret; |
5692 | int reclen; | |
5693 | de = dirp; | |
5694 | while (len > 0) { | |
8083a3e5 | 5695 | reclen = de->d_reclen; |
31e31b8a FB |
5696 | if (reclen > len) |
5697 | break; | |
8083a3e5 | 5698 | de->d_reclen = tswap16(reclen); |
31e31b8a FB |
5699 | tswapls(&de->d_ino); |
5700 | tswapls(&de->d_off); | |
6556a833 | 5701 | de = (struct linux_dirent *)((char *)de + reclen); |
31e31b8a FB |
5702 | len -= reclen; |
5703 | } | |
5704 | } | |
53a5960a | 5705 | unlock_user(dirp, arg2, ret); |
31e31b8a | 5706 | } |
4add45b4 | 5707 | #endif |
31e31b8a | 5708 | break; |
3ae43202 | 5709 | #if defined(TARGET_NR_getdents64) && defined(__NR_getdents64) |
dab2ed99 FB |
5710 | case TARGET_NR_getdents64: |
5711 | { | |
6556a833 | 5712 | struct linux_dirent64 *dirp; |
992f48a0 | 5713 | abi_long count = arg3; |
579a97f7 FB |
5714 | if (!(dirp = lock_user(VERIFY_WRITE, arg2, count, 0))) |
5715 | goto efault; | |
dab2ed99 FB |
5716 | ret = get_errno(sys_getdents64(arg1, dirp, count)); |
5717 | if (!is_error(ret)) { | |
6556a833 | 5718 | struct linux_dirent64 *de; |
dab2ed99 FB |
5719 | int len = ret; |
5720 | int reclen; | |
5721 | de = dirp; | |
5722 | while (len > 0) { | |
8083a3e5 | 5723 | reclen = de->d_reclen; |
dab2ed99 FB |
5724 | if (reclen > len) |
5725 | break; | |
8083a3e5 | 5726 | de->d_reclen = tswap16(reclen); |
8582a53a FB |
5727 | tswap64s((uint64_t *)&de->d_ino); |
5728 | tswap64s((uint64_t *)&de->d_off); | |
6556a833 | 5729 | de = (struct linux_dirent64 *)((char *)de + reclen); |
dab2ed99 FB |
5730 | len -= reclen; |
5731 | } | |
5732 | } | |
53a5960a | 5733 | unlock_user(dirp, arg2, ret); |
dab2ed99 FB |
5734 | } |
5735 | break; | |
a541f297 | 5736 | #endif /* TARGET_NR_getdents64 */ |
e5febef5 | 5737 | #ifdef TARGET_NR__newselect |
31e31b8a | 5738 | case TARGET_NR__newselect: |
53a5960a | 5739 | ret = do_select(arg1, arg2, arg3, arg4, arg5); |
31e31b8a | 5740 | break; |
e5febef5 TS |
5741 | #endif |
5742 | #ifdef TARGET_NR_poll | |
9de5e440 FB |
5743 | case TARGET_NR_poll: |
5744 | { | |
53a5960a | 5745 | struct target_pollfd *target_pfd; |
9de5e440 FB |
5746 | unsigned int nfds = arg2; |
5747 | int timeout = arg3; | |
5748 | struct pollfd *pfd; | |
7854b056 | 5749 | unsigned int i; |
9de5e440 | 5750 | |
579a97f7 FB |
5751 | target_pfd = lock_user(VERIFY_WRITE, arg1, sizeof(struct target_pollfd) * nfds, 1); |
5752 | if (!target_pfd) | |
5753 | goto efault; | |
9de5e440 FB |
5754 | pfd = alloca(sizeof(struct pollfd) * nfds); |
5755 | for(i = 0; i < nfds; i++) { | |
5cd4393b FB |
5756 | pfd[i].fd = tswap32(target_pfd[i].fd); |
5757 | pfd[i].events = tswap16(target_pfd[i].events); | |
9de5e440 FB |
5758 | } |
5759 | ret = get_errno(poll(pfd, nfds, timeout)); | |
5760 | if (!is_error(ret)) { | |
5761 | for(i = 0; i < nfds; i++) { | |
5cd4393b | 5762 | target_pfd[i].revents = tswap16(pfd[i].revents); |
9de5e440 | 5763 | } |
53a5960a PB |
5764 | ret += nfds * (sizeof(struct target_pollfd) |
5765 | - sizeof(struct pollfd)); | |
9de5e440 | 5766 | } |
53a5960a | 5767 | unlock_user(target_pfd, arg1, ret); |
9de5e440 FB |
5768 | } |
5769 | break; | |
e5febef5 | 5770 | #endif |
31e31b8a | 5771 | case TARGET_NR_flock: |
9de5e440 FB |
5772 | /* NOTE: the flock constant seems to be the same for every |
5773 | Linux platform */ | |
5774 | ret = get_errno(flock(arg1, arg2)); | |
31e31b8a FB |
5775 | break; |
5776 | case TARGET_NR_readv: | |
5777 | { | |
5778 | int count = arg3; | |
31e31b8a | 5779 | struct iovec *vec; |
31e31b8a FB |
5780 | |
5781 | vec = alloca(count * sizeof(struct iovec)); | |
41df8411 FB |
5782 | if (lock_iovec(VERIFY_WRITE, vec, arg2, count, 0) < 0) |
5783 | goto efault; | |
31e31b8a | 5784 | ret = get_errno(readv(arg1, vec, count)); |
53a5960a | 5785 | unlock_iovec(vec, arg2, count, 1); |
31e31b8a FB |
5786 | } |
5787 | break; | |
5788 | case TARGET_NR_writev: | |
5789 | { | |
5790 | int count = arg3; | |
31e31b8a | 5791 | struct iovec *vec; |
31e31b8a FB |
5792 | |
5793 | vec = alloca(count * sizeof(struct iovec)); | |
41df8411 FB |
5794 | if (lock_iovec(VERIFY_READ, vec, arg2, count, 1) < 0) |
5795 | goto efault; | |
31e31b8a | 5796 | ret = get_errno(writev(arg1, vec, count)); |
53a5960a | 5797 | unlock_iovec(vec, arg2, count, 0); |
31e31b8a FB |
5798 | } |
5799 | break; | |
5800 | case TARGET_NR_getsid: | |
5801 | ret = get_errno(getsid(arg1)); | |
5802 | break; | |
7a3148a9 | 5803 | #if defined(TARGET_NR_fdatasync) /* Not on alpha (osf_datasync ?) */ |
31e31b8a | 5804 | case TARGET_NR_fdatasync: |
5cd4393b FB |
5805 | ret = get_errno(fdatasync(arg1)); |
5806 | break; | |
7a3148a9 | 5807 | #endif |
31e31b8a | 5808 | case TARGET_NR__sysctl: |
0da46a6e | 5809 | /* We don't implement this, but ENOTDIR is always a safe |
29e619b1 | 5810 | return value. */ |
0da46a6e TS |
5811 | ret = -TARGET_ENOTDIR; |
5812 | break; | |
31e31b8a | 5813 | case TARGET_NR_sched_setparam: |
5cd4393b | 5814 | { |
53a5960a | 5815 | struct sched_param *target_schp; |
5cd4393b | 5816 | struct sched_param schp; |
53a5960a | 5817 | |
579a97f7 FB |
5818 | if (!lock_user_struct(VERIFY_READ, target_schp, arg2, 1)) |
5819 | goto efault; | |
5cd4393b | 5820 | schp.sched_priority = tswap32(target_schp->sched_priority); |
53a5960a | 5821 | unlock_user_struct(target_schp, arg2, 0); |
5cd4393b FB |
5822 | ret = get_errno(sched_setparam(arg1, &schp)); |
5823 | } | |
5824 | break; | |
31e31b8a | 5825 | case TARGET_NR_sched_getparam: |
5cd4393b | 5826 | { |
53a5960a | 5827 | struct sched_param *target_schp; |
5cd4393b FB |
5828 | struct sched_param schp; |
5829 | ret = get_errno(sched_getparam(arg1, &schp)); | |
5830 | if (!is_error(ret)) { | |
579a97f7 FB |
5831 | if (!lock_user_struct(VERIFY_WRITE, target_schp, arg2, 0)) |
5832 | goto efault; | |
5cd4393b | 5833 | target_schp->sched_priority = tswap32(schp.sched_priority); |
53a5960a | 5834 | unlock_user_struct(target_schp, arg2, 1); |
5cd4393b FB |
5835 | } |
5836 | } | |
5837 | break; | |
31e31b8a | 5838 | case TARGET_NR_sched_setscheduler: |
5cd4393b | 5839 | { |
53a5960a | 5840 | struct sched_param *target_schp; |
5cd4393b | 5841 | struct sched_param schp; |
579a97f7 FB |
5842 | if (!lock_user_struct(VERIFY_READ, target_schp, arg3, 1)) |
5843 | goto efault; | |
5cd4393b | 5844 | schp.sched_priority = tswap32(target_schp->sched_priority); |
53a5960a | 5845 | unlock_user_struct(target_schp, arg3, 0); |
5cd4393b FB |
5846 | ret = get_errno(sched_setscheduler(arg1, arg2, &schp)); |
5847 | } | |
5848 | break; | |
31e31b8a | 5849 | case TARGET_NR_sched_getscheduler: |
5cd4393b FB |
5850 | ret = get_errno(sched_getscheduler(arg1)); |
5851 | break; | |
31e31b8a FB |
5852 | case TARGET_NR_sched_yield: |
5853 | ret = get_errno(sched_yield()); | |
5854 | break; | |
5855 | case TARGET_NR_sched_get_priority_max: | |
5cd4393b FB |
5856 | ret = get_errno(sched_get_priority_max(arg1)); |
5857 | break; | |
31e31b8a | 5858 | case TARGET_NR_sched_get_priority_min: |
5cd4393b FB |
5859 | ret = get_errno(sched_get_priority_min(arg1)); |
5860 | break; | |
31e31b8a | 5861 | case TARGET_NR_sched_rr_get_interval: |
5cd4393b | 5862 | { |
5cd4393b FB |
5863 | struct timespec ts; |
5864 | ret = get_errno(sched_rr_get_interval(arg1, &ts)); | |
5865 | if (!is_error(ret)) { | |
53a5960a | 5866 | host_to_target_timespec(arg2, &ts); |
5cd4393b FB |
5867 | } |
5868 | } | |
5869 | break; | |
31e31b8a | 5870 | case TARGET_NR_nanosleep: |
1b6b029e | 5871 | { |
1b6b029e | 5872 | struct timespec req, rem; |
53a5960a | 5873 | target_to_host_timespec(&req, arg1); |
1b6b029e | 5874 | ret = get_errno(nanosleep(&req, &rem)); |
53a5960a PB |
5875 | if (is_error(ret) && arg2) { |
5876 | host_to_target_timespec(arg2, &rem); | |
1b6b029e FB |
5877 | } |
5878 | } | |
5879 | break; | |
e5febef5 | 5880 | #ifdef TARGET_NR_query_module |
31e31b8a | 5881 | case TARGET_NR_query_module: |
5cd4393b | 5882 | goto unimplemented; |
e5febef5 TS |
5883 | #endif |
5884 | #ifdef TARGET_NR_nfsservctl | |
31e31b8a | 5885 | case TARGET_NR_nfsservctl: |
5cd4393b | 5886 | goto unimplemented; |
e5febef5 | 5887 | #endif |
31e31b8a | 5888 | case TARGET_NR_prctl: |
e5574487 TS |
5889 | switch (arg1) |
5890 | { | |
5891 | case PR_GET_PDEATHSIG: | |
5892 | { | |
5893 | int deathsig; | |
5894 | ret = get_errno(prctl(arg1, &deathsig, arg3, arg4, arg5)); | |
2f619698 FB |
5895 | if (!is_error(ret) && arg2 |
5896 | && put_user_ual(deathsig, arg2)) | |
5897 | goto efault; | |
e5574487 TS |
5898 | } |
5899 | break; | |
5900 | default: | |
5901 | ret = get_errno(prctl(arg1, arg2, arg3, arg4, arg5)); | |
5902 | break; | |
5903 | } | |
39b9aae1 | 5904 | break; |
d2fd1af7 FB |
5905 | #ifdef TARGET_NR_arch_prctl |
5906 | case TARGET_NR_arch_prctl: | |
5907 | #if defined(TARGET_I386) && !defined(TARGET_ABI32) | |
5908 | ret = do_arch_prctl(cpu_env, arg1, arg2); | |
5909 | break; | |
5910 | #else | |
5911 | goto unimplemented; | |
5912 | #endif | |
5913 | #endif | |
67867308 | 5914 | #ifdef TARGET_NR_pread |
31e31b8a | 5915 | case TARGET_NR_pread: |
a4ae00bc AZ |
5916 | #ifdef TARGET_ARM |
5917 | if (((CPUARMState *)cpu_env)->eabi) | |
5918 | arg4 = arg5; | |
5919 | #endif | |
579a97f7 FB |
5920 | if (!(p = lock_user(VERIFY_WRITE, arg2, arg3, 0))) |
5921 | goto efault; | |
53a5960a PB |
5922 | ret = get_errno(pread(arg1, p, arg3, arg4)); |
5923 | unlock_user(p, arg2, ret); | |
206f0fa7 | 5924 | break; |
31e31b8a | 5925 | case TARGET_NR_pwrite: |
a4ae00bc AZ |
5926 | #ifdef TARGET_ARM |
5927 | if (((CPUARMState *)cpu_env)->eabi) | |
5928 | arg4 = arg5; | |
5929 | #endif | |
579a97f7 FB |
5930 | if (!(p = lock_user(VERIFY_READ, arg2, arg3, 1))) |
5931 | goto efault; | |
53a5960a PB |
5932 | ret = get_errno(pwrite(arg1, p, arg3, arg4)); |
5933 | unlock_user(p, arg2, 0); | |
206f0fa7 | 5934 | break; |
f2c7ba15 AJ |
5935 | #endif |
5936 | #ifdef TARGET_NR_pread64 | |
5937 | case TARGET_NR_pread64: | |
5938 | if (!(p = lock_user(VERIFY_WRITE, arg2, arg3, 0))) | |
5939 | goto efault; | |
5940 | ret = get_errno(pread64(arg1, p, arg3, target_offset64(arg4, arg5))); | |
5941 | unlock_user(p, arg2, ret); | |
5942 | break; | |
5943 | case TARGET_NR_pwrite64: | |
5944 | if (!(p = lock_user(VERIFY_READ, arg2, arg3, 1))) | |
5945 | goto efault; | |
5946 | ret = get_errno(pwrite64(arg1, p, arg3, target_offset64(arg4, arg5))); | |
5947 | unlock_user(p, arg2, 0); | |
5948 | break; | |
67867308 | 5949 | #endif |
31e31b8a | 5950 | case TARGET_NR_getcwd: |
579a97f7 FB |
5951 | if (!(p = lock_user(VERIFY_WRITE, arg1, arg2, 0))) |
5952 | goto efault; | |
53a5960a PB |
5953 | ret = get_errno(sys_getcwd1(p, arg2)); |
5954 | unlock_user(p, arg1, ret); | |
31e31b8a FB |
5955 | break; |
5956 | case TARGET_NR_capget: | |
5cd4393b | 5957 | goto unimplemented; |
31e31b8a | 5958 | case TARGET_NR_capset: |
5cd4393b | 5959 | goto unimplemented; |
31e31b8a | 5960 | case TARGET_NR_sigaltstack: |
198a74de TS |
5961 | #if defined(TARGET_I386) || defined(TARGET_ARM) || defined(TARGET_MIPS) || \ |
5962 | defined(TARGET_SPARC) || defined(TARGET_PPC) || defined(TARGET_ALPHA) | |
579a97f7 | 5963 | ret = do_sigaltstack(arg1, arg2, get_sp_from_cpustate((CPUState *)cpu_env)); |
a04e134a TS |
5964 | break; |
5965 | #else | |
5cd4393b | 5966 | goto unimplemented; |
a04e134a | 5967 | #endif |
31e31b8a | 5968 | case TARGET_NR_sendfile: |
5cd4393b | 5969 | goto unimplemented; |
ebc05488 | 5970 | #ifdef TARGET_NR_getpmsg |
31e31b8a | 5971 | case TARGET_NR_getpmsg: |
5cd4393b | 5972 | goto unimplemented; |
ebc05488 FB |
5973 | #endif |
5974 | #ifdef TARGET_NR_putpmsg | |
31e31b8a | 5975 | case TARGET_NR_putpmsg: |
5cd4393b | 5976 | goto unimplemented; |
ebc05488 | 5977 | #endif |
048f6b4d | 5978 | #ifdef TARGET_NR_vfork |
31e31b8a | 5979 | case TARGET_NR_vfork: |
d865bab5 PB |
5980 | ret = get_errno(do_fork(cpu_env, CLONE_VFORK | CLONE_VM | SIGCHLD, |
5981 | 0, 0, 0, 0)); | |
31e31b8a | 5982 | break; |
048f6b4d | 5983 | #endif |
ebc05488 | 5984 | #ifdef TARGET_NR_ugetrlimit |
31e31b8a | 5985 | case TARGET_NR_ugetrlimit: |
728584be FB |
5986 | { |
5987 | struct rlimit rlim; | |
5988 | ret = get_errno(getrlimit(arg1, &rlim)); | |
5989 | if (!is_error(ret)) { | |
53a5960a | 5990 | struct target_rlimit *target_rlim; |
579a97f7 FB |
5991 | if (!lock_user_struct(VERIFY_WRITE, target_rlim, arg2, 0)) |
5992 | goto efault; | |
728584be FB |
5993 | target_rlim->rlim_cur = tswapl(rlim.rlim_cur); |
5994 | target_rlim->rlim_max = tswapl(rlim.rlim_max); | |
53a5960a | 5995 | unlock_user_struct(target_rlim, arg2, 1); |
728584be FB |
5996 | } |
5997 | break; | |
5998 | } | |
ebc05488 | 5999 | #endif |
a315a145 | 6000 | #ifdef TARGET_NR_truncate64 |
31e31b8a | 6001 | case TARGET_NR_truncate64: |
579a97f7 FB |
6002 | if (!(p = lock_user_string(arg1))) |
6003 | goto efault; | |
53a5960a PB |
6004 | ret = target_truncate64(cpu_env, p, arg2, arg3, arg4); |
6005 | unlock_user(p, arg1, 0); | |
667f38b1 | 6006 | break; |
a315a145 FB |
6007 | #endif |
6008 | #ifdef TARGET_NR_ftruncate64 | |
31e31b8a | 6009 | case TARGET_NR_ftruncate64: |
ce4defa0 | 6010 | ret = target_ftruncate64(cpu_env, arg1, arg2, arg3, arg4); |
667f38b1 | 6011 | break; |
a315a145 FB |
6012 | #endif |
6013 | #ifdef TARGET_NR_stat64 | |
31e31b8a | 6014 | case TARGET_NR_stat64: |
579a97f7 FB |
6015 | if (!(p = lock_user_string(arg1))) |
6016 | goto efault; | |
53a5960a PB |
6017 | ret = get_errno(stat(path(p), &st)); |
6018 | unlock_user(p, arg1, 0); | |
6a24a778 AZ |
6019 | if (!is_error(ret)) |
6020 | ret = host_to_target_stat64(cpu_env, arg2, &st); | |
6021 | break; | |
a315a145 FB |
6022 | #endif |
6023 | #ifdef TARGET_NR_lstat64 | |
31e31b8a | 6024 | case TARGET_NR_lstat64: |
579a97f7 FB |
6025 | if (!(p = lock_user_string(arg1))) |
6026 | goto efault; | |
53a5960a PB |
6027 | ret = get_errno(lstat(path(p), &st)); |
6028 | unlock_user(p, arg1, 0); | |
6a24a778 AZ |
6029 | if (!is_error(ret)) |
6030 | ret = host_to_target_stat64(cpu_env, arg2, &st); | |
6031 | break; | |
a315a145 FB |
6032 | #endif |
6033 | #ifdef TARGET_NR_fstat64 | |
31e31b8a | 6034 | case TARGET_NR_fstat64: |
6a24a778 AZ |
6035 | ret = get_errno(fstat(arg1, &st)); |
6036 | if (!is_error(ret)) | |
6037 | ret = host_to_target_stat64(cpu_env, arg2, &st); | |
6038 | break; | |
ce4defa0 | 6039 | #endif |
9d33b76b AJ |
6040 | #if (defined(TARGET_NR_fstatat64) || defined(TARGET_NR_newfstatat)) && \ |
6041 | (defined(__NR_fstatat64) || defined(__NR_newfstatat)) | |
6042 | #ifdef TARGET_NR_fstatat64 | |
6a24a778 | 6043 | case TARGET_NR_fstatat64: |
9d33b76b AJ |
6044 | #endif |
6045 | #ifdef TARGET_NR_newfstatat | |
6046 | case TARGET_NR_newfstatat: | |
6047 | #endif | |
6a24a778 AZ |
6048 | if (!(p = lock_user_string(arg2))) |
6049 | goto efault; | |
9d33b76b | 6050 | #ifdef __NR_fstatat64 |
6a24a778 | 6051 | ret = get_errno(sys_fstatat64(arg1, path(p), &st, arg4)); |
9d33b76b AJ |
6052 | #else |
6053 | ret = get_errno(sys_newfstatat(arg1, path(p), &st, arg4)); | |
6054 | #endif | |
6a24a778 AZ |
6055 | if (!is_error(ret)) |
6056 | ret = host_to_target_stat64(cpu_env, arg3, &st); | |
60cd49d5 | 6057 | break; |
a315a145 | 6058 | #endif |
67867308 FB |
6059 | #ifdef USE_UID16 |
6060 | case TARGET_NR_lchown: | |
579a97f7 FB |
6061 | if (!(p = lock_user_string(arg1))) |
6062 | goto efault; | |
53a5960a PB |
6063 | ret = get_errno(lchown(p, low2highuid(arg2), low2highgid(arg3))); |
6064 | unlock_user(p, arg1, 0); | |
67867308 FB |
6065 | break; |
6066 | case TARGET_NR_getuid: | |
6067 | ret = get_errno(high2lowuid(getuid())); | |
6068 | break; | |
6069 | case TARGET_NR_getgid: | |
6070 | ret = get_errno(high2lowgid(getgid())); | |
6071 | break; | |
6072 | case TARGET_NR_geteuid: | |
6073 | ret = get_errno(high2lowuid(geteuid())); | |
6074 | break; | |
6075 | case TARGET_NR_getegid: | |
6076 | ret = get_errno(high2lowgid(getegid())); | |
6077 | break; | |
6078 | case TARGET_NR_setreuid: | |
6079 | ret = get_errno(setreuid(low2highuid(arg1), low2highuid(arg2))); | |
6080 | break; | |
6081 | case TARGET_NR_setregid: | |
6082 | ret = get_errno(setregid(low2highgid(arg1), low2highgid(arg2))); | |
6083 | break; | |
6084 | case TARGET_NR_getgroups: | |
6085 | { | |
6086 | int gidsetsize = arg1; | |
53a5960a | 6087 | uint16_t *target_grouplist; |
67867308 FB |
6088 | gid_t *grouplist; |
6089 | int i; | |
6090 | ||
6091 | grouplist = alloca(gidsetsize * sizeof(gid_t)); | |
6092 | ret = get_errno(getgroups(gidsetsize, grouplist)); | |
cb3bc233 AZ |
6093 | if (gidsetsize == 0) |
6094 | break; | |
67867308 | 6095 | if (!is_error(ret)) { |
579a97f7 FB |
6096 | target_grouplist = lock_user(VERIFY_WRITE, arg2, gidsetsize * 2, 0); |
6097 | if (!target_grouplist) | |
6098 | goto efault; | |
a2155fcc | 6099 | for(i = 0;i < ret; i++) |
67867308 | 6100 | target_grouplist[i] = tswap16(grouplist[i]); |
53a5960a | 6101 | unlock_user(target_grouplist, arg2, gidsetsize * 2); |
67867308 FB |
6102 | } |
6103 | } | |
6104 | break; | |
6105 | case TARGET_NR_setgroups: | |
6106 | { | |
6107 | int gidsetsize = arg1; | |
53a5960a | 6108 | uint16_t *target_grouplist; |
67867308 FB |
6109 | gid_t *grouplist; |
6110 | int i; | |
6111 | ||
6112 | grouplist = alloca(gidsetsize * sizeof(gid_t)); | |
579a97f7 FB |
6113 | target_grouplist = lock_user(VERIFY_READ, arg2, gidsetsize * 2, 1); |
6114 | if (!target_grouplist) { | |
6115 | ret = -TARGET_EFAULT; | |
6116 | goto fail; | |
6117 | } | |
67867308 FB |
6118 | for(i = 0;i < gidsetsize; i++) |
6119 | grouplist[i] = tswap16(target_grouplist[i]); | |
53a5960a | 6120 | unlock_user(target_grouplist, arg2, 0); |
67867308 FB |
6121 | ret = get_errno(setgroups(gidsetsize, grouplist)); |
6122 | } | |
6123 | break; | |
6124 | case TARGET_NR_fchown: | |
6125 | ret = get_errno(fchown(arg1, low2highuid(arg2), low2highgid(arg3))); | |
6126 | break; | |
ccfa72b7 TS |
6127 | #if defined(TARGET_NR_fchownat) && defined(__NR_fchownat) |
6128 | case TARGET_NR_fchownat: | |
579a97f7 FB |
6129 | if (!(p = lock_user_string(arg2))) |
6130 | goto efault; | |
6131 | ret = get_errno(sys_fchownat(arg1, p, low2highuid(arg3), low2highgid(arg4), arg5)); | |
6132 | unlock_user(p, arg2, 0); | |
ccfa72b7 TS |
6133 | break; |
6134 | #endif | |
67867308 FB |
6135 | #ifdef TARGET_NR_setresuid |
6136 | case TARGET_NR_setresuid: | |
5fafdf24 TS |
6137 | ret = get_errno(setresuid(low2highuid(arg1), |
6138 | low2highuid(arg2), | |
67867308 FB |
6139 | low2highuid(arg3))); |
6140 | break; | |
6141 | #endif | |
6142 | #ifdef TARGET_NR_getresuid | |
6143 | case TARGET_NR_getresuid: | |
6144 | { | |
53a5960a | 6145 | uid_t ruid, euid, suid; |
67867308 FB |
6146 | ret = get_errno(getresuid(&ruid, &euid, &suid)); |
6147 | if (!is_error(ret)) { | |
2f619698 FB |
6148 | if (put_user_u16(high2lowuid(ruid), arg1) |
6149 | || put_user_u16(high2lowuid(euid), arg2) | |
6150 | || put_user_u16(high2lowuid(suid), arg3)) | |
6151 | goto efault; | |
67867308 FB |
6152 | } |
6153 | } | |
6154 | break; | |
6155 | #endif | |
6156 | #ifdef TARGET_NR_getresgid | |
6157 | case TARGET_NR_setresgid: | |
5fafdf24 TS |
6158 | ret = get_errno(setresgid(low2highgid(arg1), |
6159 | low2highgid(arg2), | |
67867308 FB |
6160 | low2highgid(arg3))); |
6161 | break; | |
6162 | #endif | |
6163 | #ifdef TARGET_NR_getresgid | |
6164 | case TARGET_NR_getresgid: | |
6165 | { | |
53a5960a | 6166 | gid_t rgid, egid, sgid; |
67867308 FB |
6167 | ret = get_errno(getresgid(&rgid, &egid, &sgid)); |
6168 | if (!is_error(ret)) { | |
2f619698 FB |
6169 | if (put_user_u16(high2lowgid(rgid), arg1) |
6170 | || put_user_u16(high2lowgid(egid), arg2) | |
6171 | || put_user_u16(high2lowgid(sgid), arg3)) | |
6172 | goto efault; | |
67867308 FB |
6173 | } |
6174 | } | |
6175 | break; | |
6176 | #endif | |
6177 | case TARGET_NR_chown: | |
579a97f7 FB |
6178 | if (!(p = lock_user_string(arg1))) |
6179 | goto efault; | |
53a5960a PB |
6180 | ret = get_errno(chown(p, low2highuid(arg2), low2highgid(arg3))); |
6181 | unlock_user(p, arg1, 0); | |
67867308 FB |
6182 | break; |
6183 | case TARGET_NR_setuid: | |
6184 | ret = get_errno(setuid(low2highuid(arg1))); | |
6185 | break; | |
6186 | case TARGET_NR_setgid: | |
6187 | ret = get_errno(setgid(low2highgid(arg1))); | |
6188 | break; | |
6189 | case TARGET_NR_setfsuid: | |
6190 | ret = get_errno(setfsuid(arg1)); | |
6191 | break; | |
6192 | case TARGET_NR_setfsgid: | |
6193 | ret = get_errno(setfsgid(arg1)); | |
6194 | break; | |
6195 | #endif /* USE_UID16 */ | |
6196 | ||
a315a145 | 6197 | #ifdef TARGET_NR_lchown32 |
31e31b8a | 6198 | case TARGET_NR_lchown32: |
579a97f7 FB |
6199 | if (!(p = lock_user_string(arg1))) |
6200 | goto efault; | |
53a5960a PB |
6201 | ret = get_errno(lchown(p, arg2, arg3)); |
6202 | unlock_user(p, arg1, 0); | |
b03c60f3 | 6203 | break; |
a315a145 FB |
6204 | #endif |
6205 | #ifdef TARGET_NR_getuid32 | |
31e31b8a | 6206 | case TARGET_NR_getuid32: |
b03c60f3 FB |
6207 | ret = get_errno(getuid()); |
6208 | break; | |
a315a145 | 6209 | #endif |
64b4d28c AJ |
6210 | |
6211 | #if defined(TARGET_NR_getxuid) && defined(TARGET_ALPHA) | |
6212 | /* Alpha specific */ | |
6213 | case TARGET_NR_getxuid: | |
6214 | { | |
6215 | uid_t euid; | |
6216 | euid=geteuid(); | |
6217 | ((CPUAlphaState *)cpu_env)->ir[IR_A4]=euid; | |
6218 | } | |
6219 | ret = get_errno(getuid()); | |
6220 | break; | |
6221 | #endif | |
6222 | #if defined(TARGET_NR_getxgid) && defined(TARGET_ALPHA) | |
6223 | /* Alpha specific */ | |
6224 | case TARGET_NR_getxgid: | |
6225 | { | |
6226 | uid_t egid; | |
6227 | egid=getegid(); | |
6228 | ((CPUAlphaState *)cpu_env)->ir[IR_A4]=egid; | |
6229 | } | |
6230 | ret = get_errno(getgid()); | |
6231 | break; | |
6232 | #endif | |
6233 | ||
a315a145 | 6234 | #ifdef TARGET_NR_getgid32 |
31e31b8a | 6235 | case TARGET_NR_getgid32: |
b03c60f3 FB |
6236 | ret = get_errno(getgid()); |
6237 | break; | |
a315a145 FB |
6238 | #endif |
6239 | #ifdef TARGET_NR_geteuid32 | |
31e31b8a | 6240 | case TARGET_NR_geteuid32: |
b03c60f3 FB |
6241 | ret = get_errno(geteuid()); |
6242 | break; | |
a315a145 FB |
6243 | #endif |
6244 | #ifdef TARGET_NR_getegid32 | |
31e31b8a | 6245 | case TARGET_NR_getegid32: |
b03c60f3 FB |
6246 | ret = get_errno(getegid()); |
6247 | break; | |
a315a145 FB |
6248 | #endif |
6249 | #ifdef TARGET_NR_setreuid32 | |
31e31b8a | 6250 | case TARGET_NR_setreuid32: |
b03c60f3 FB |
6251 | ret = get_errno(setreuid(arg1, arg2)); |
6252 | break; | |
a315a145 FB |
6253 | #endif |
6254 | #ifdef TARGET_NR_setregid32 | |
31e31b8a | 6255 | case TARGET_NR_setregid32: |
b03c60f3 FB |
6256 | ret = get_errno(setregid(arg1, arg2)); |
6257 | break; | |
a315a145 FB |
6258 | #endif |
6259 | #ifdef TARGET_NR_getgroups32 | |
31e31b8a | 6260 | case TARGET_NR_getgroups32: |
99c475ab FB |
6261 | { |
6262 | int gidsetsize = arg1; | |
53a5960a | 6263 | uint32_t *target_grouplist; |
99c475ab FB |
6264 | gid_t *grouplist; |
6265 | int i; | |
6266 | ||
6267 | grouplist = alloca(gidsetsize * sizeof(gid_t)); | |
6268 | ret = get_errno(getgroups(gidsetsize, grouplist)); | |
cb3bc233 AZ |
6269 | if (gidsetsize == 0) |
6270 | break; | |
99c475ab | 6271 | if (!is_error(ret)) { |
579a97f7 FB |
6272 | target_grouplist = lock_user(VERIFY_WRITE, arg2, gidsetsize * 4, 0); |
6273 | if (!target_grouplist) { | |
6274 | ret = -TARGET_EFAULT; | |
6275 | goto fail; | |
6276 | } | |
a2155fcc | 6277 | for(i = 0;i < ret; i++) |
53a5960a PB |
6278 | target_grouplist[i] = tswap32(grouplist[i]); |
6279 | unlock_user(target_grouplist, arg2, gidsetsize * 4); | |
99c475ab FB |
6280 | } |
6281 | } | |
6282 | break; | |
a315a145 FB |
6283 | #endif |
6284 | #ifdef TARGET_NR_setgroups32 | |
31e31b8a | 6285 | case TARGET_NR_setgroups32: |
99c475ab FB |
6286 | { |
6287 | int gidsetsize = arg1; | |
53a5960a | 6288 | uint32_t *target_grouplist; |
99c475ab FB |
6289 | gid_t *grouplist; |
6290 | int i; | |
3b46e624 | 6291 | |
99c475ab | 6292 | grouplist = alloca(gidsetsize * sizeof(gid_t)); |
579a97f7 FB |
6293 | target_grouplist = lock_user(VERIFY_READ, arg2, gidsetsize * 4, 1); |
6294 | if (!target_grouplist) { | |
6295 | ret = -TARGET_EFAULT; | |
6296 | goto fail; | |
6297 | } | |
99c475ab | 6298 | for(i = 0;i < gidsetsize; i++) |
53a5960a PB |
6299 | grouplist[i] = tswap32(target_grouplist[i]); |
6300 | unlock_user(target_grouplist, arg2, 0); | |
99c475ab FB |
6301 | ret = get_errno(setgroups(gidsetsize, grouplist)); |
6302 | } | |
6303 | break; | |
a315a145 FB |
6304 | #endif |
6305 | #ifdef TARGET_NR_fchown32 | |
31e31b8a | 6306 | case TARGET_NR_fchown32: |
b03c60f3 FB |
6307 | ret = get_errno(fchown(arg1, arg2, arg3)); |
6308 | break; | |
a315a145 FB |
6309 | #endif |
6310 | #ifdef TARGET_NR_setresuid32 | |
31e31b8a | 6311 | case TARGET_NR_setresuid32: |
b03c60f3 FB |
6312 | ret = get_errno(setresuid(arg1, arg2, arg3)); |
6313 | break; | |
a315a145 FB |
6314 | #endif |
6315 | #ifdef TARGET_NR_getresuid32 | |
31e31b8a | 6316 | case TARGET_NR_getresuid32: |
b03c60f3 | 6317 | { |
53a5960a | 6318 | uid_t ruid, euid, suid; |
b03c60f3 FB |
6319 | ret = get_errno(getresuid(&ruid, &euid, &suid)); |
6320 | if (!is_error(ret)) { | |
2f619698 FB |
6321 | if (put_user_u32(ruid, arg1) |
6322 | || put_user_u32(euid, arg2) | |
6323 | || put_user_u32(suid, arg3)) | |
6324 | goto efault; | |
b03c60f3 FB |
6325 | } |
6326 | } | |
6327 | break; | |
a315a145 FB |
6328 | #endif |
6329 | #ifdef TARGET_NR_setresgid32 | |
31e31b8a | 6330 | case TARGET_NR_setresgid32: |
b03c60f3 FB |
6331 | ret = get_errno(setresgid(arg1, arg2, arg3)); |
6332 | break; | |
a315a145 FB |
6333 | #endif |
6334 | #ifdef TARGET_NR_getresgid32 | |
31e31b8a | 6335 | case TARGET_NR_getresgid32: |
b03c60f3 | 6336 | { |
53a5960a | 6337 | gid_t rgid, egid, sgid; |
b03c60f3 FB |
6338 | ret = get_errno(getresgid(&rgid, &egid, &sgid)); |
6339 | if (!is_error(ret)) { | |
2f619698 FB |
6340 | if (put_user_u32(rgid, arg1) |
6341 | || put_user_u32(egid, arg2) | |
6342 | || put_user_u32(sgid, arg3)) | |
6343 | goto efault; | |
b03c60f3 FB |
6344 | } |
6345 | } | |
6346 | break; | |
a315a145 FB |
6347 | #endif |
6348 | #ifdef TARGET_NR_chown32 | |
31e31b8a | 6349 | case TARGET_NR_chown32: |
579a97f7 FB |
6350 | if (!(p = lock_user_string(arg1))) |
6351 | goto efault; | |
53a5960a PB |
6352 | ret = get_errno(chown(p, arg2, arg3)); |
6353 | unlock_user(p, arg1, 0); | |
b03c60f3 | 6354 | break; |
a315a145 FB |
6355 | #endif |
6356 | #ifdef TARGET_NR_setuid32 | |
31e31b8a | 6357 | case TARGET_NR_setuid32: |
b03c60f3 FB |
6358 | ret = get_errno(setuid(arg1)); |
6359 | break; | |
a315a145 FB |
6360 | #endif |
6361 | #ifdef TARGET_NR_setgid32 | |
31e31b8a | 6362 | case TARGET_NR_setgid32: |
b03c60f3 FB |
6363 | ret = get_errno(setgid(arg1)); |
6364 | break; | |
a315a145 FB |
6365 | #endif |
6366 | #ifdef TARGET_NR_setfsuid32 | |
31e31b8a | 6367 | case TARGET_NR_setfsuid32: |
b03c60f3 FB |
6368 | ret = get_errno(setfsuid(arg1)); |
6369 | break; | |
a315a145 FB |
6370 | #endif |
6371 | #ifdef TARGET_NR_setfsgid32 | |
31e31b8a | 6372 | case TARGET_NR_setfsgid32: |
b03c60f3 FB |
6373 | ret = get_errno(setfsgid(arg1)); |
6374 | break; | |
a315a145 | 6375 | #endif |
67867308 | 6376 | |
31e31b8a | 6377 | case TARGET_NR_pivot_root: |
b03c60f3 | 6378 | goto unimplemented; |
ffa65c3b | 6379 | #ifdef TARGET_NR_mincore |
31e31b8a | 6380 | case TARGET_NR_mincore: |
04bb9ace AJ |
6381 | { |
6382 | void *a; | |
6383 | ret = -TARGET_EFAULT; | |
6384 | if (!(a = lock_user(VERIFY_READ, arg1,arg2, 0))) | |
6385 | goto efault; | |
6386 | if (!(p = lock_user_string(arg3))) | |
6387 | goto mincore_fail; | |
6388 | ret = get_errno(mincore(a, arg2, p)); | |
6389 | unlock_user(p, arg3, ret); | |
6390 | mincore_fail: | |
6391 | unlock_user(a, arg1, 0); | |
6392 | } | |
6393 | break; | |
ffa65c3b | 6394 | #endif |
408321b6 AJ |
6395 | #ifdef TARGET_NR_arm_fadvise64_64 |
6396 | case TARGET_NR_arm_fadvise64_64: | |
6397 | { | |
6398 | /* | |
6399 | * arm_fadvise64_64 looks like fadvise64_64 but | |
6400 | * with different argument order | |
6401 | */ | |
6402 | abi_long temp; | |
6403 | temp = arg3; | |
6404 | arg3 = arg4; | |
6405 | arg4 = temp; | |
6406 | } | |
6407 | #endif | |
6408 | #if defined(TARGET_NR_fadvise64_64) || defined(TARGET_NR_arm_fadvise64_64) | |
6409 | #ifdef TARGET_NR_fadvise64_64 | |
6410 | case TARGET_NR_fadvise64_64: | |
6411 | #endif | |
6412 | /* This is a hint, so ignoring and returning success is ok. */ | |
6413 | ret = get_errno(0); | |
6414 | break; | |
6415 | #endif | |
ffa65c3b | 6416 | #ifdef TARGET_NR_madvise |
31e31b8a | 6417 | case TARGET_NR_madvise: |
24836689 PB |
6418 | /* A straight passthrough may not be safe because qemu sometimes |
6419 | turns private flie-backed mappings into anonymous mappings. | |
6420 | This will break MADV_DONTNEED. | |
6421 | This is a hint, so ignoring and returning success is ok. */ | |
6422 | ret = get_errno(0); | |
6423 | break; | |
ffa65c3b | 6424 | #endif |
992f48a0 | 6425 | #if TARGET_ABI_BITS == 32 |
31e31b8a | 6426 | case TARGET_NR_fcntl64: |
77e4672d | 6427 | { |
b1e341eb | 6428 | int cmd; |
77e4672d | 6429 | struct flock64 fl; |
53a5960a | 6430 | struct target_flock64 *target_fl; |
ce4defa0 | 6431 | #ifdef TARGET_ARM |
53a5960a | 6432 | struct target_eabi_flock64 *target_efl; |
ce4defa0 | 6433 | #endif |
77e4672d | 6434 | |
b1e341eb TS |
6435 | switch(arg2){ |
6436 | case TARGET_F_GETLK64: | |
6437 | cmd = F_GETLK64; | |
a7222580 | 6438 | break; |
b1e341eb TS |
6439 | case TARGET_F_SETLK64: |
6440 | cmd = F_SETLK64; | |
a7222580 | 6441 | break; |
b1e341eb TS |
6442 | case TARGET_F_SETLKW64: |
6443 | cmd = F_SETLK64; | |
a7222580 | 6444 | break; |
b1e341eb TS |
6445 | default: |
6446 | cmd = arg2; | |
a7222580 | 6447 | break; |
b1e341eb TS |
6448 | } |
6449 | ||
60cd49d5 | 6450 | switch(arg2) { |
b1e341eb | 6451 | case TARGET_F_GETLK64: |
5813427b TS |
6452 | #ifdef TARGET_ARM |
6453 | if (((CPUARMState *)cpu_env)->eabi) { | |
9ee1fa2c FB |
6454 | if (!lock_user_struct(VERIFY_READ, target_efl, arg3, 1)) |
6455 | goto efault; | |
5813427b TS |
6456 | fl.l_type = tswap16(target_efl->l_type); |
6457 | fl.l_whence = tswap16(target_efl->l_whence); | |
6458 | fl.l_start = tswap64(target_efl->l_start); | |
6459 | fl.l_len = tswap64(target_efl->l_len); | |
6460 | fl.l_pid = tswapl(target_efl->l_pid); | |
6461 | unlock_user_struct(target_efl, arg3, 0); | |
6462 | } else | |
6463 | #endif | |
6464 | { | |
9ee1fa2c FB |
6465 | if (!lock_user_struct(VERIFY_READ, target_fl, arg3, 1)) |
6466 | goto efault; | |
5813427b TS |
6467 | fl.l_type = tswap16(target_fl->l_type); |
6468 | fl.l_whence = tswap16(target_fl->l_whence); | |
6469 | fl.l_start = tswap64(target_fl->l_start); | |
6470 | fl.l_len = tswap64(target_fl->l_len); | |
6471 | fl.l_pid = tswapl(target_fl->l_pid); | |
6472 | unlock_user_struct(target_fl, arg3, 0); | |
6473 | } | |
b1e341eb | 6474 | ret = get_errno(fcntl(arg1, cmd, &fl)); |
77e4672d | 6475 | if (ret == 0) { |
ce4defa0 PB |
6476 | #ifdef TARGET_ARM |
6477 | if (((CPUARMState *)cpu_env)->eabi) { | |
9ee1fa2c FB |
6478 | if (!lock_user_struct(VERIFY_WRITE, target_efl, arg3, 0)) |
6479 | goto efault; | |
ce4defa0 PB |
6480 | target_efl->l_type = tswap16(fl.l_type); |
6481 | target_efl->l_whence = tswap16(fl.l_whence); | |
6482 | target_efl->l_start = tswap64(fl.l_start); | |
6483 | target_efl->l_len = tswap64(fl.l_len); | |
6484 | target_efl->l_pid = tswapl(fl.l_pid); | |
53a5960a | 6485 | unlock_user_struct(target_efl, arg3, 1); |
ce4defa0 PB |
6486 | } else |
6487 | #endif | |
6488 | { | |
9ee1fa2c FB |
6489 | if (!lock_user_struct(VERIFY_WRITE, target_fl, arg3, 0)) |
6490 | goto efault; | |
ce4defa0 PB |
6491 | target_fl->l_type = tswap16(fl.l_type); |
6492 | target_fl->l_whence = tswap16(fl.l_whence); | |
6493 | target_fl->l_start = tswap64(fl.l_start); | |
6494 | target_fl->l_len = tswap64(fl.l_len); | |
6495 | target_fl->l_pid = tswapl(fl.l_pid); | |
53a5960a | 6496 | unlock_user_struct(target_fl, arg3, 1); |
ce4defa0 | 6497 | } |
77e4672d FB |
6498 | } |
6499 | break; | |
6500 | ||
b1e341eb TS |
6501 | case TARGET_F_SETLK64: |
6502 | case TARGET_F_SETLKW64: | |
ce4defa0 PB |
6503 | #ifdef TARGET_ARM |
6504 | if (((CPUARMState *)cpu_env)->eabi) { | |
9ee1fa2c FB |
6505 | if (!lock_user_struct(VERIFY_READ, target_efl, arg3, 1)) |
6506 | goto efault; | |
ce4defa0 PB |
6507 | fl.l_type = tswap16(target_efl->l_type); |
6508 | fl.l_whence = tswap16(target_efl->l_whence); | |
6509 | fl.l_start = tswap64(target_efl->l_start); | |
6510 | fl.l_len = tswap64(target_efl->l_len); | |
6511 | fl.l_pid = tswapl(target_efl->l_pid); | |
53a5960a | 6512 | unlock_user_struct(target_efl, arg3, 0); |
ce4defa0 PB |
6513 | } else |
6514 | #endif | |
6515 | { | |
9ee1fa2c FB |
6516 | if (!lock_user_struct(VERIFY_READ, target_fl, arg3, 1)) |
6517 | goto efault; | |
ce4defa0 PB |
6518 | fl.l_type = tswap16(target_fl->l_type); |
6519 | fl.l_whence = tswap16(target_fl->l_whence); | |
6520 | fl.l_start = tswap64(target_fl->l_start); | |
6521 | fl.l_len = tswap64(target_fl->l_len); | |
6522 | fl.l_pid = tswapl(target_fl->l_pid); | |
53a5960a | 6523 | unlock_user_struct(target_fl, arg3, 0); |
ce4defa0 | 6524 | } |
b1e341eb | 6525 | ret = get_errno(fcntl(arg1, cmd, &fl)); |
77e4672d | 6526 | break; |
60cd49d5 | 6527 | default: |
9ee1fa2c | 6528 | ret = do_fcntl(arg1, cmd, arg3); |
60cd49d5 FB |
6529 | break; |
6530 | } | |
77e4672d FB |
6531 | break; |
6532 | } | |
60cd49d5 | 6533 | #endif |
7d600c80 TS |
6534 | #ifdef TARGET_NR_cacheflush |
6535 | case TARGET_NR_cacheflush: | |
6536 | /* self-modifying code is handled automatically, so nothing needed */ | |
6537 | ret = 0; | |
6538 | break; | |
6539 | #endif | |
ebc05488 | 6540 | #ifdef TARGET_NR_security |
31e31b8a FB |
6541 | case TARGET_NR_security: |
6542 | goto unimplemented; | |
c573ff67 FB |
6543 | #endif |
6544 | #ifdef TARGET_NR_getpagesize | |
6545 | case TARGET_NR_getpagesize: | |
6546 | ret = TARGET_PAGE_SIZE; | |
6547 | break; | |
ebc05488 | 6548 | #endif |
31e31b8a FB |
6549 | case TARGET_NR_gettid: |
6550 | ret = get_errno(gettid()); | |
6551 | break; | |
e5febef5 | 6552 | #ifdef TARGET_NR_readahead |
31e31b8a | 6553 | case TARGET_NR_readahead: |
2054ac9b AJ |
6554 | #if TARGET_ABI_BITS == 32 |
6555 | #ifdef TARGET_ARM | |
6556 | if (((CPUARMState *)cpu_env)->eabi) | |
6557 | { | |
6558 | arg2 = arg3; | |
6559 | arg3 = arg4; | |
6560 | arg4 = arg5; | |
6561 | } | |
6562 | #endif | |
6563 | ret = get_errno(readahead(arg1, ((off64_t)arg3 << 32) | arg2, arg4)); | |
6564 | #else | |
6565 | ret = get_errno(readahead(arg1, arg2, arg3)); | |
6566 | #endif | |
6567 | break; | |
e5febef5 | 6568 | #endif |
ebc05488 | 6569 | #ifdef TARGET_NR_setxattr |
31e31b8a FB |
6570 | case TARGET_NR_setxattr: |
6571 | case TARGET_NR_lsetxattr: | |
6572 | case TARGET_NR_fsetxattr: | |
6573 | case TARGET_NR_getxattr: | |
6574 | case TARGET_NR_lgetxattr: | |
6575 | case TARGET_NR_fgetxattr: | |
6576 | case TARGET_NR_listxattr: | |
6577 | case TARGET_NR_llistxattr: | |
6578 | case TARGET_NR_flistxattr: | |
6579 | case TARGET_NR_removexattr: | |
6580 | case TARGET_NR_lremovexattr: | |
6581 | case TARGET_NR_fremovexattr: | |
6f932f91 AP |
6582 | ret = -TARGET_EOPNOTSUPP; |
6583 | break; | |
ebc05488 FB |
6584 | #endif |
6585 | #ifdef TARGET_NR_set_thread_area | |
5cd4393b | 6586 | case TARGET_NR_set_thread_area: |
8d18e893 | 6587 | #if defined(TARGET_MIPS) |
6f5b89a0 TS |
6588 | ((CPUMIPSState *) cpu_env)->tls_value = arg1; |
6589 | ret = 0; | |
6590 | break; | |
ef96779b EI |
6591 | #elif defined(TARGET_CRIS) |
6592 | if (arg1 & 0xff) | |
6593 | ret = -TARGET_EINVAL; | |
6594 | else { | |
6595 | ((CPUCRISState *) cpu_env)->pregs[PR_PID] = arg1; | |
6596 | ret = 0; | |
6597 | } | |
6598 | break; | |
8d18e893 FB |
6599 | #elif defined(TARGET_I386) && defined(TARGET_ABI32) |
6600 | ret = do_set_thread_area(cpu_env, arg1); | |
6601 | break; | |
6f5b89a0 TS |
6602 | #else |
6603 | goto unimplemented_nowarn; | |
6604 | #endif | |
6605 | #endif | |
6606 | #ifdef TARGET_NR_get_thread_area | |
5cd4393b | 6607 | case TARGET_NR_get_thread_area: |
8d18e893 FB |
6608 | #if defined(TARGET_I386) && defined(TARGET_ABI32) |
6609 | ret = do_get_thread_area(cpu_env, arg1); | |
6610 | #else | |
5cd4393b | 6611 | goto unimplemented_nowarn; |
48dc41eb | 6612 | #endif |
8d18e893 | 6613 | #endif |
48dc41eb FB |
6614 | #ifdef TARGET_NR_getdomainname |
6615 | case TARGET_NR_getdomainname: | |
6616 | goto unimplemented_nowarn; | |
ebc05488 | 6617 | #endif |
6f5b89a0 | 6618 | |
b5906f95 TS |
6619 | #ifdef TARGET_NR_clock_gettime |
6620 | case TARGET_NR_clock_gettime: | |
6621 | { | |
6622 | struct timespec ts; | |
6623 | ret = get_errno(clock_gettime(arg1, &ts)); | |
6624 | if (!is_error(ret)) { | |
6625 | host_to_target_timespec(arg2, &ts); | |
6626 | } | |
6627 | break; | |
6628 | } | |
6629 | #endif | |
6630 | #ifdef TARGET_NR_clock_getres | |
6631 | case TARGET_NR_clock_getres: | |
6632 | { | |
6633 | struct timespec ts; | |
6634 | ret = get_errno(clock_getres(arg1, &ts)); | |
6635 | if (!is_error(ret)) { | |
6636 | host_to_target_timespec(arg2, &ts); | |
6637 | } | |
6638 | break; | |
6639 | } | |
6640 | #endif | |
63d7651b PB |
6641 | #ifdef TARGET_NR_clock_nanosleep |
6642 | case TARGET_NR_clock_nanosleep: | |
6643 | { | |
6644 | struct timespec ts; | |
6645 | target_to_host_timespec(&ts, arg3); | |
6646 | ret = get_errno(clock_nanosleep(arg1, arg2, &ts, arg4 ? &ts : NULL)); | |
6647 | if (arg4) | |
6648 | host_to_target_timespec(arg4, &ts); | |
6649 | break; | |
6650 | } | |
6651 | #endif | |
b5906f95 | 6652 | |
6f5b89a0 TS |
6653 | #if defined(TARGET_NR_set_tid_address) && defined(__NR_set_tid_address) |
6654 | case TARGET_NR_set_tid_address: | |
579a97f7 FB |
6655 | ret = get_errno(set_tid_address((int *)g2h(arg1))); |
6656 | break; | |
6f5b89a0 TS |
6657 | #endif |
6658 | ||
3ae43202 | 6659 | #if defined(TARGET_NR_tkill) && defined(__NR_tkill) |
4cae1d16 | 6660 | case TARGET_NR_tkill: |
4cb05961 | 6661 | ret = get_errno(sys_tkill((int)arg1, target_to_host_signal(arg2))); |
4cae1d16 TS |
6662 | break; |
6663 | #endif | |
6664 | ||
3ae43202 | 6665 | #if defined(TARGET_NR_tgkill) && defined(__NR_tgkill) |
71455574 | 6666 | case TARGET_NR_tgkill: |
4cb05961 PB |
6667 | ret = get_errno(sys_tgkill((int)arg1, (int)arg2, |
6668 | target_to_host_signal(arg3))); | |
71455574 TS |
6669 | break; |
6670 | #endif | |
6671 | ||
4f2b1fe8 TS |
6672 | #ifdef TARGET_NR_set_robust_list |
6673 | case TARGET_NR_set_robust_list: | |
6674 | goto unimplemented_nowarn; | |
6675 | #endif | |
6676 | ||
9007f0ef TS |
6677 | #if defined(TARGET_NR_utimensat) && defined(__NR_utimensat) |
6678 | case TARGET_NR_utimensat: | |
6679 | { | |
ebc996f3 RV |
6680 | struct timespec *tsp, ts[2]; |
6681 | if (!arg3) { | |
6682 | tsp = NULL; | |
6683 | } else { | |
6684 | target_to_host_timespec(ts, arg3); | |
6685 | target_to_host_timespec(ts+1, arg3+sizeof(struct target_timespec)); | |
6686 | tsp = ts; | |
6687 | } | |
9007f0ef | 6688 | if (!arg2) |
ebc996f3 | 6689 | ret = get_errno(sys_utimensat(arg1, NULL, tsp, arg4)); |
9007f0ef | 6690 | else { |
579a97f7 | 6691 | if (!(p = lock_user_string(arg2))) { |
0da46a6e | 6692 | ret = -TARGET_EFAULT; |
579a97f7 FB |
6693 | goto fail; |
6694 | } | |
ebc996f3 | 6695 | ret = get_errno(sys_utimensat(arg1, path(p), tsp, arg4)); |
579a97f7 | 6696 | unlock_user(p, arg2, 0); |
9007f0ef TS |
6697 | } |
6698 | } | |
6699 | break; | |
6700 | #endif | |
bd0c5661 PB |
6701 | #if defined(USE_NPTL) |
6702 | case TARGET_NR_futex: | |
6703 | ret = do_futex(arg1, arg2, arg3, arg4, arg5, arg6); | |
6704 | break; | |
6705 | #endif | |
dbfe4c36 | 6706 | #if defined(TARGET_NR_inotify_init) && defined(__NR_inotify_init) |
39b59763 AJ |
6707 | case TARGET_NR_inotify_init: |
6708 | ret = get_errno(sys_inotify_init()); | |
6709 | break; | |
6710 | #endif | |
dbfe4c36 | 6711 | #if defined(TARGET_NR_inotify_add_watch) && defined(__NR_inotify_add_watch) |
39b59763 AJ |
6712 | case TARGET_NR_inotify_add_watch: |
6713 | p = lock_user_string(arg2); | |
6714 | ret = get_errno(sys_inotify_add_watch(arg1, path(p), arg3)); | |
6715 | unlock_user(p, arg2, 0); | |
6716 | break; | |
6717 | #endif | |
dbfe4c36 | 6718 | #if defined(TARGET_NR_inotify_rm_watch) && defined(__NR_inotify_rm_watch) |
39b59763 AJ |
6719 | case TARGET_NR_inotify_rm_watch: |
6720 | ret = get_errno(sys_inotify_rm_watch(arg1, arg2)); | |
6721 | break; | |
6722 | #endif | |
9007f0ef | 6723 | |
24e1003a AJ |
6724 | #ifdef TARGET_NR_mq_open |
6725 | case TARGET_NR_mq_open: | |
6726 | { | |
6727 | struct mq_attr posix_mq_attr; | |
6728 | ||
6729 | p = lock_user_string(arg1 - 1); | |
6730 | if (arg4 != 0) | |
6731 | copy_from_user_mq_attr (&posix_mq_attr, arg4); | |
6732 | ret = get_errno(mq_open(p, arg2, arg3, &posix_mq_attr)); | |
6733 | unlock_user (p, arg1, 0); | |
6734 | } | |
6735 | break; | |
6736 | ||
6737 | case TARGET_NR_mq_unlink: | |
6738 | p = lock_user_string(arg1 - 1); | |
6739 | ret = get_errno(mq_unlink(p)); | |
6740 | unlock_user (p, arg1, 0); | |
6741 | break; | |
6742 | ||
6743 | case TARGET_NR_mq_timedsend: | |
6744 | { | |
6745 | struct timespec ts; | |
6746 | ||
6747 | p = lock_user (VERIFY_READ, arg2, arg3, 1); | |
6748 | if (arg5 != 0) { | |
6749 | target_to_host_timespec(&ts, arg5); | |
6750 | ret = get_errno(mq_timedsend(arg1, p, arg3, arg4, &ts)); | |
6751 | host_to_target_timespec(arg5, &ts); | |
6752 | } | |
6753 | else | |
6754 | ret = get_errno(mq_send(arg1, p, arg3, arg4)); | |
6755 | unlock_user (p, arg2, arg3); | |
6756 | } | |
6757 | break; | |
6758 | ||
6759 | case TARGET_NR_mq_timedreceive: | |
6760 | { | |
6761 | struct timespec ts; | |
6762 | unsigned int prio; | |
6763 | ||
6764 | p = lock_user (VERIFY_READ, arg2, arg3, 1); | |
6765 | if (arg5 != 0) { | |
6766 | target_to_host_timespec(&ts, arg5); | |
6767 | ret = get_errno(mq_timedreceive(arg1, p, arg3, &prio, &ts)); | |
6768 | host_to_target_timespec(arg5, &ts); | |
6769 | } | |
6770 | else | |
6771 | ret = get_errno(mq_receive(arg1, p, arg3, &prio)); | |
6772 | unlock_user (p, arg2, arg3); | |
6773 | if (arg4 != 0) | |
6774 | put_user_u32(prio, arg4); | |
6775 | } | |
6776 | break; | |
6777 | ||
6778 | /* Not implemented for now... */ | |
6779 | /* case TARGET_NR_mq_notify: */ | |
6780 | /* break; */ | |
6781 | ||
6782 | case TARGET_NR_mq_getsetattr: | |
6783 | { | |
6784 | struct mq_attr posix_mq_attr_in, posix_mq_attr_out; | |
6785 | ret = 0; | |
6786 | if (arg3 != 0) { | |
6787 | ret = mq_getattr(arg1, &posix_mq_attr_out); | |
6788 | copy_to_user_mq_attr(arg3, &posix_mq_attr_out); | |
6789 | } | |
6790 | if (arg2 != 0) { | |
6791 | copy_from_user_mq_attr(&posix_mq_attr_in, arg2); | |
6792 | ret |= mq_setattr(arg1, &posix_mq_attr_in, &posix_mq_attr_out); | |
6793 | } | |
6794 | ||
6795 | } | |
6796 | break; | |
6797 | #endif | |
6798 | ||
31e31b8a FB |
6799 | default: |
6800 | unimplemented: | |
5cd4393b | 6801 | gemu_log("qemu: Unsupported syscall: %d\n", num); |
4f2b1fe8 | 6802 | #if defined(TARGET_NR_setxattr) || defined(TARGET_NR_get_thread_area) || defined(TARGET_NR_getdomainname) || defined(TARGET_NR_set_robust_list) |
5cd4393b | 6803 | unimplemented_nowarn: |
80a9d035 | 6804 | #endif |
0da46a6e | 6805 | ret = -TARGET_ENOSYS; |
31e31b8a FB |
6806 | break; |
6807 | } | |
579a97f7 | 6808 | fail: |
c573ff67 FB |
6809 | #ifdef DEBUG |
6810 | gemu_log(" = %ld\n", ret); | |
6811 | #endif | |
b92c47c1 TS |
6812 | if(do_strace) |
6813 | print_syscall_ret(num, ret); | |
31e31b8a | 6814 | return ret; |
579a97f7 FB |
6815 | efault: |
6816 | ret = -TARGET_EFAULT; | |
6817 | goto fail; | |
31e31b8a | 6818 | } |