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31e31b8a FB |
1 | /* |
2 | * Linux syscalls | |
5fafdf24 | 3 | * |
31e31b8a FB |
4 | * Copyright (c) 2003 Fabrice Bellard |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
8167ee88 | 17 | * along with this program; if not, see <http://www.gnu.org/licenses/>. |
31e31b8a | 18 | */ |
d5b3a9b6 | 19 | #define _ATFILE_SOURCE |
31e31b8a FB |
20 | #include <stdlib.h> |
21 | #include <stdio.h> | |
22 | #include <stdarg.h> | |
04369ff2 | 23 | #include <string.h> |
31e31b8a FB |
24 | #include <elf.h> |
25 | #include <endian.h> | |
26 | #include <errno.h> | |
27 | #include <unistd.h> | |
28 | #include <fcntl.h> | |
7854b056 | 29 | #include <time.h> |
82e671d9 | 30 | #include <limits.h> |
31e31b8a | 31 | #include <sys/types.h> |
d08d3bb8 TS |
32 | #include <sys/ipc.h> |
33 | #include <sys/msg.h> | |
31e31b8a FB |
34 | #include <sys/wait.h> |
35 | #include <sys/time.h> | |
36 | #include <sys/stat.h> | |
37 | #include <sys/mount.h> | |
39b9aae1 | 38 | #include <sys/prctl.h> |
31e31b8a FB |
39 | #include <sys/resource.h> |
40 | #include <sys/mman.h> | |
41 | #include <sys/swap.h> | |
42 | #include <signal.h> | |
43 | #include <sched.h> | |
60e99246 AJ |
44 | #ifdef __ia64__ |
45 | int __clone2(int (*fn)(void *), void *child_stack_base, | |
46 | size_t stack_size, int flags, void *arg, ...); | |
47 | #endif | |
31e31b8a | 48 | #include <sys/socket.h> |
607175e0 | 49 | #include <sys/un.h> |
31e31b8a | 50 | #include <sys/uio.h> |
9de5e440 | 51 | #include <sys/poll.h> |
32f36bce | 52 | #include <sys/times.h> |
8853f86e | 53 | #include <sys/shm.h> |
fa294816 | 54 | #include <sys/sem.h> |
56c8f68f | 55 | #include <sys/statfs.h> |
ebc05488 | 56 | #include <utime.h> |
a5448a7d | 57 | #include <sys/sysinfo.h> |
3b3f24ad | 58 | #include <sys/utsname.h> |
72f03900 | 59 | //#include <sys/user.h> |
8853f86e | 60 | #include <netinet/ip.h> |
7854b056 | 61 | #include <netinet/tcp.h> |
0b6d3ae0 | 62 | #include <qemu-common.h> |
9788c9ca | 63 | #ifdef TARGET_GPROF |
6d946cda AJ |
64 | #include <sys/gmon.h> |
65 | #endif | |
c2882b96 RV |
66 | #ifdef CONFIG_EVENTFD |
67 | #include <sys/eventfd.h> | |
68 | #endif | |
31e31b8a FB |
69 | |
70 | #define termios host_termios | |
71 | #define winsize host_winsize | |
72 | #define termio host_termio | |
04369ff2 FB |
73 | #define sgttyb host_sgttyb /* same as target */ |
74 | #define tchars host_tchars /* same as target */ | |
75 | #define ltchars host_ltchars /* same as target */ | |
31e31b8a FB |
76 | |
77 | #include <linux/termios.h> | |
78 | #include <linux/unistd.h> | |
79 | #include <linux/utsname.h> | |
80 | #include <linux/cdrom.h> | |
81 | #include <linux/hdreg.h> | |
82 | #include <linux/soundcard.h> | |
19b84f3c | 83 | #include <linux/kd.h> |
8fbd6b52 | 84 | #include <linux/mtio.h> |
350d1779 | 85 | #include <linux/fs.h> |
f7680a55 UH |
86 | #include <linux/fb.h> |
87 | #include <linux/vt.h> | |
d7e4036e | 88 | #include "linux_loop.h" |
da79030f | 89 | #include "cpu-uname.h" |
31e31b8a | 90 | |
3ef693a0 | 91 | #include "qemu.h" |
526ccb7a | 92 | #include "qemu-common.h" |
31e31b8a | 93 | |
2f7bb878 | 94 | #if defined(CONFIG_USE_NPTL) |
d865bab5 PB |
95 | #define CLONE_NPTL_FLAGS2 (CLONE_SETTLS | \ |
96 | CLONE_PARENT_SETTID | CLONE_CHILD_SETTID | CLONE_CHILD_CLEARTID) | |
97 | #else | |
98 | /* XXX: Hardcode the above values. */ | |
99 | #define CLONE_NPTL_FLAGS2 0 | |
30813cea PB |
100 | #endif |
101 | ||
72f03900 | 102 | //#define DEBUG |
31e31b8a | 103 | |
1a9353d2 | 104 | //#include <linux/msdos_fs.h> |
6556a833 AJ |
105 | #define VFAT_IOCTL_READDIR_BOTH _IOR('r', 1, struct linux_dirent [2]) |
106 | #define VFAT_IOCTL_READDIR_SHORT _IOR('r', 2, struct linux_dirent [2]) | |
1a9353d2 | 107 | |
70a194b9 | 108 | |
70a194b9 FB |
109 | #undef _syscall0 |
110 | #undef _syscall1 | |
111 | #undef _syscall2 | |
112 | #undef _syscall3 | |
113 | #undef _syscall4 | |
114 | #undef _syscall5 | |
83fcb515 | 115 | #undef _syscall6 |
70a194b9 | 116 | |
83fcb515 | 117 | #define _syscall0(type,name) \ |
8fcd3692 | 118 | static type name (void) \ |
83fcb515 FB |
119 | { \ |
120 | return syscall(__NR_##name); \ | |
121 | } | |
70a194b9 | 122 | |
83fcb515 | 123 | #define _syscall1(type,name,type1,arg1) \ |
8fcd3692 | 124 | static type name (type1 arg1) \ |
83fcb515 FB |
125 | { \ |
126 | return syscall(__NR_##name, arg1); \ | |
70a194b9 FB |
127 | } |
128 | ||
83fcb515 | 129 | #define _syscall2(type,name,type1,arg1,type2,arg2) \ |
8fcd3692 | 130 | static type name (type1 arg1,type2 arg2) \ |
83fcb515 FB |
131 | { \ |
132 | return syscall(__NR_##name, arg1, arg2); \ | |
70a194b9 FB |
133 | } |
134 | ||
83fcb515 | 135 | #define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3) \ |
8fcd3692 | 136 | static type name (type1 arg1,type2 arg2,type3 arg3) \ |
83fcb515 FB |
137 | { \ |
138 | return syscall(__NR_##name, arg1, arg2, arg3); \ | |
70a194b9 FB |
139 | } |
140 | ||
83fcb515 | 141 | #define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4) \ |
8fcd3692 | 142 | static type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4) \ |
83fcb515 FB |
143 | { \ |
144 | return syscall(__NR_##name, arg1, arg2, arg3, arg4); \ | |
70a194b9 FB |
145 | } |
146 | ||
83fcb515 FB |
147 | #define _syscall5(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \ |
148 | type5,arg5) \ | |
8fcd3692 | 149 | static type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5) \ |
83fcb515 FB |
150 | { \ |
151 | return syscall(__NR_##name, arg1, arg2, arg3, arg4, arg5); \ | |
70a194b9 FB |
152 | } |
153 | ||
83fcb515 FB |
154 | |
155 | #define _syscall6(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \ | |
156 | type5,arg5,type6,arg6) \ | |
8fcd3692 BS |
157 | static type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5, \ |
158 | type6 arg6) \ | |
83fcb515 FB |
159 | { \ |
160 | return syscall(__NR_##name, arg1, arg2, arg3, arg4, arg5, arg6); \ | |
70a194b9 | 161 | } |
83fcb515 | 162 | |
70a194b9 | 163 | |
31e31b8a | 164 | #define __NR_sys_uname __NR_uname |
92a34c10 | 165 | #define __NR_sys_faccessat __NR_faccessat |
814d7977 | 166 | #define __NR_sys_fchmodat __NR_fchmodat |
ccfa72b7 | 167 | #define __NR_sys_fchownat __NR_fchownat |
6a24a778 | 168 | #define __NR_sys_fstatat64 __NR_fstatat64 |
ac8a6556 | 169 | #define __NR_sys_futimesat __NR_futimesat |
72f03900 | 170 | #define __NR_sys_getcwd1 __NR_getcwd |
72f03900 | 171 | #define __NR_sys_getdents __NR_getdents |
dab2ed99 | 172 | #define __NR_sys_getdents64 __NR_getdents64 |
c6cda17a | 173 | #define __NR_sys_getpriority __NR_getpriority |
64f0ce4c | 174 | #define __NR_sys_linkat __NR_linkat |
4472ad0d | 175 | #define __NR_sys_mkdirat __NR_mkdirat |
75ac37a0 | 176 | #define __NR_sys_mknodat __NR_mknodat |
9d33b76b | 177 | #define __NR_sys_newfstatat __NR_newfstatat |
82424832 | 178 | #define __NR_sys_openat __NR_openat |
5e0ccb18 | 179 | #define __NR_sys_readlinkat __NR_readlinkat |
722183f6 | 180 | #define __NR_sys_renameat __NR_renameat |
66fb9763 | 181 | #define __NR_sys_rt_sigqueueinfo __NR_rt_sigqueueinfo |
f0b6243d | 182 | #define __NR_sys_symlinkat __NR_symlinkat |
7494b0f9 | 183 | #define __NR_sys_syslog __NR_syslog |
71455574 | 184 | #define __NR_sys_tgkill __NR_tgkill |
4cae1d16 | 185 | #define __NR_sys_tkill __NR_tkill |
8170f56b | 186 | #define __NR_sys_unlinkat __NR_unlinkat |
9007f0ef | 187 | #define __NR_sys_utimensat __NR_utimensat |
bd0c5661 | 188 | #define __NR_sys_futex __NR_futex |
39b59763 AJ |
189 | #define __NR_sys_inotify_init __NR_inotify_init |
190 | #define __NR_sys_inotify_add_watch __NR_inotify_add_watch | |
191 | #define __NR_sys_inotify_rm_watch __NR_inotify_rm_watch | |
31e31b8a | 192 | |
bc51c5c9 | 193 | #if defined(__alpha__) || defined (__ia64__) || defined(__x86_64__) |
9af9eaaa FB |
194 | #define __NR__llseek __NR_lseek |
195 | #endif | |
196 | ||
72f03900 | 197 | #ifdef __NR_gettid |
31e31b8a | 198 | _syscall0(int, gettid) |
72f03900 | 199 | #else |
0da46a6e TS |
200 | /* This is a replacement for the host gettid() and must return a host |
201 | errno. */ | |
72f03900 FB |
202 | static int gettid(void) { |
203 | return -ENOSYS; | |
204 | } | |
205 | #endif | |
3b3f24ad | 206 | _syscall3(int, sys_getdents, uint, fd, struct linux_dirent *, dirp, uint, count); |
3b3f24ad AJ |
207 | #if defined(TARGET_NR_getdents64) && defined(__NR_getdents64) |
208 | _syscall3(int, sys_getdents64, uint, fd, struct linux_dirent64 *, dirp, uint, count); | |
209 | #endif | |
210 | _syscall2(int, sys_getpriority, int, which, int, who); | |
d35b261c | 211 | #if defined(TARGET_NR__llseek) && defined(__NR_llseek) |
3b3f24ad AJ |
212 | _syscall5(int, _llseek, uint, fd, ulong, hi, ulong, lo, |
213 | loff_t *, res, uint, wh); | |
214 | #endif | |
215 | _syscall3(int,sys_rt_sigqueueinfo,int,pid,int,sig,siginfo_t *,uinfo) | |
216 | _syscall3(int,sys_syslog,int,type,char*,bufp,int,len) | |
217 | #if defined(TARGET_NR_tgkill) && defined(__NR_tgkill) | |
218 | _syscall3(int,sys_tgkill,int,tgid,int,pid,int,sig) | |
219 | #endif | |
220 | #if defined(TARGET_NR_tkill) && defined(__NR_tkill) | |
221 | _syscall2(int,sys_tkill,int,tid,int,sig) | |
222 | #endif | |
223 | #ifdef __NR_exit_group | |
224 | _syscall1(int,exit_group,int,error_code) | |
225 | #endif | |
226 | #if defined(TARGET_NR_set_tid_address) && defined(__NR_set_tid_address) | |
227 | _syscall1(int,set_tid_address,int *,tidptr) | |
228 | #endif | |
2f7bb878 | 229 | #if defined(CONFIG_USE_NPTL) |
3b3f24ad AJ |
230 | #if defined(TARGET_NR_futex) && defined(__NR_futex) |
231 | _syscall6(int,sys_futex,int *,uaddr,int,op,int,val, | |
232 | const struct timespec *,timeout,int *,uaddr2,int,val3) | |
233 | #endif | |
234 | #endif | |
235 | ||
236 | static bitmask_transtbl fcntl_flags_tbl[] = { | |
237 | { TARGET_O_ACCMODE, TARGET_O_WRONLY, O_ACCMODE, O_WRONLY, }, | |
238 | { TARGET_O_ACCMODE, TARGET_O_RDWR, O_ACCMODE, O_RDWR, }, | |
239 | { TARGET_O_CREAT, TARGET_O_CREAT, O_CREAT, O_CREAT, }, | |
240 | { TARGET_O_EXCL, TARGET_O_EXCL, O_EXCL, O_EXCL, }, | |
241 | { TARGET_O_NOCTTY, TARGET_O_NOCTTY, O_NOCTTY, O_NOCTTY, }, | |
242 | { TARGET_O_TRUNC, TARGET_O_TRUNC, O_TRUNC, O_TRUNC, }, | |
243 | { TARGET_O_APPEND, TARGET_O_APPEND, O_APPEND, O_APPEND, }, | |
244 | { TARGET_O_NONBLOCK, TARGET_O_NONBLOCK, O_NONBLOCK, O_NONBLOCK, }, | |
245 | { TARGET_O_SYNC, TARGET_O_SYNC, O_SYNC, O_SYNC, }, | |
246 | { TARGET_FASYNC, TARGET_FASYNC, FASYNC, FASYNC, }, | |
247 | { TARGET_O_DIRECTORY, TARGET_O_DIRECTORY, O_DIRECTORY, O_DIRECTORY, }, | |
248 | { TARGET_O_NOFOLLOW, TARGET_O_NOFOLLOW, O_NOFOLLOW, O_NOFOLLOW, }, | |
249 | { TARGET_O_LARGEFILE, TARGET_O_LARGEFILE, O_LARGEFILE, O_LARGEFILE, }, | |
250 | #if defined(O_DIRECT) | |
251 | { TARGET_O_DIRECT, TARGET_O_DIRECT, O_DIRECT, O_DIRECT, }, | |
252 | #endif | |
253 | { 0, 0, 0, 0 } | |
254 | }; | |
255 | ||
256 | #define COPY_UTSNAME_FIELD(dest, src) \ | |
257 | do { \ | |
258 | /* __NEW_UTS_LEN doesn't include terminating null */ \ | |
259 | (void) strncpy((dest), (src), __NEW_UTS_LEN); \ | |
260 | (dest)[__NEW_UTS_LEN] = '\0'; \ | |
261 | } while (0) | |
262 | ||
263 | static int sys_uname(struct new_utsname *buf) | |
264 | { | |
265 | struct utsname uts_buf; | |
266 | ||
267 | if (uname(&uts_buf) < 0) | |
268 | return (-1); | |
269 | ||
270 | /* | |
271 | * Just in case these have some differences, we | |
272 | * translate utsname to new_utsname (which is the | |
273 | * struct linux kernel uses). | |
274 | */ | |
275 | ||
276 | bzero(buf, sizeof (*buf)); | |
277 | COPY_UTSNAME_FIELD(buf->sysname, uts_buf.sysname); | |
278 | COPY_UTSNAME_FIELD(buf->nodename, uts_buf.nodename); | |
279 | COPY_UTSNAME_FIELD(buf->release, uts_buf.release); | |
280 | COPY_UTSNAME_FIELD(buf->version, uts_buf.version); | |
281 | COPY_UTSNAME_FIELD(buf->machine, uts_buf.machine); | |
282 | #ifdef _GNU_SOURCE | |
283 | COPY_UTSNAME_FIELD(buf->domainname, uts_buf.domainname); | |
284 | #endif | |
285 | return (0); | |
286 | ||
287 | #undef COPY_UTSNAME_FIELD | |
288 | } | |
289 | ||
290 | static int sys_getcwd1(char *buf, size_t size) | |
291 | { | |
292 | if (getcwd(buf, size) == NULL) { | |
293 | /* getcwd() sets errno */ | |
294 | return (-1); | |
295 | } | |
aaf4ad39 | 296 | return strlen(buf)+1; |
3b3f24ad AJ |
297 | } |
298 | ||
299 | #ifdef CONFIG_ATFILE | |
300 | /* | |
301 | * Host system seems to have atfile syscall stubs available. We | |
302 | * now enable them one by one as specified by target syscall_nr.h. | |
303 | */ | |
304 | ||
305 | #ifdef TARGET_NR_faccessat | |
465c9f06 | 306 | static int sys_faccessat(int dirfd, const char *pathname, int mode) |
3b3f24ad | 307 | { |
465c9f06 | 308 | return (faccessat(dirfd, pathname, mode, 0)); |
3b3f24ad AJ |
309 | } |
310 | #endif | |
311 | #ifdef TARGET_NR_fchmodat | |
465c9f06 | 312 | static int sys_fchmodat(int dirfd, const char *pathname, mode_t mode) |
3b3f24ad | 313 | { |
465c9f06 | 314 | return (fchmodat(dirfd, pathname, mode, 0)); |
3b3f24ad AJ |
315 | } |
316 | #endif | |
fda33744 | 317 | #if defined(TARGET_NR_fchownat) && defined(USE_UID16) |
3b3f24ad AJ |
318 | static int sys_fchownat(int dirfd, const char *pathname, uid_t owner, |
319 | gid_t group, int flags) | |
320 | { | |
321 | return (fchownat(dirfd, pathname, owner, group, flags)); | |
322 | } | |
323 | #endif | |
324 | #ifdef __NR_fstatat64 | |
325 | static int sys_fstatat64(int dirfd, const char *pathname, struct stat *buf, | |
326 | int flags) | |
327 | { | |
328 | return (fstatat(dirfd, pathname, buf, flags)); | |
329 | } | |
330 | #endif | |
331 | #ifdef __NR_newfstatat | |
332 | static int sys_newfstatat(int dirfd, const char *pathname, struct stat *buf, | |
333 | int flags) | |
334 | { | |
335 | return (fstatat(dirfd, pathname, buf, flags)); | |
336 | } | |
337 | #endif | |
338 | #ifdef TARGET_NR_futimesat | |
339 | static int sys_futimesat(int dirfd, const char *pathname, | |
340 | const struct timeval times[2]) | |
341 | { | |
342 | return (futimesat(dirfd, pathname, times)); | |
343 | } | |
344 | #endif | |
345 | #ifdef TARGET_NR_linkat | |
346 | static int sys_linkat(int olddirfd, const char *oldpath, | |
347 | int newdirfd, const char *newpath, int flags) | |
348 | { | |
349 | return (linkat(olddirfd, oldpath, newdirfd, newpath, flags)); | |
350 | } | |
351 | #endif | |
352 | #ifdef TARGET_NR_mkdirat | |
353 | static int sys_mkdirat(int dirfd, const char *pathname, mode_t mode) | |
354 | { | |
355 | return (mkdirat(dirfd, pathname, mode)); | |
356 | } | |
357 | #endif | |
358 | #ifdef TARGET_NR_mknodat | |
359 | static int sys_mknodat(int dirfd, const char *pathname, mode_t mode, | |
360 | dev_t dev) | |
361 | { | |
362 | return (mknodat(dirfd, pathname, mode, dev)); | |
363 | } | |
364 | #endif | |
365 | #ifdef TARGET_NR_openat | |
366 | static int sys_openat(int dirfd, const char *pathname, int flags, ...) | |
367 | { | |
368 | /* | |
369 | * open(2) has extra parameter 'mode' when called with | |
370 | * flag O_CREAT. | |
371 | */ | |
372 | if ((flags & O_CREAT) != 0) { | |
373 | va_list ap; | |
374 | mode_t mode; | |
375 | ||
376 | /* | |
377 | * Get the 'mode' parameter and translate it to | |
378 | * host bits. | |
379 | */ | |
380 | va_start(ap, flags); | |
381 | mode = va_arg(ap, mode_t); | |
382 | mode = target_to_host_bitmask(mode, fcntl_flags_tbl); | |
383 | va_end(ap); | |
384 | ||
385 | return (openat(dirfd, pathname, flags, mode)); | |
386 | } | |
387 | return (openat(dirfd, pathname, flags)); | |
388 | } | |
389 | #endif | |
390 | #ifdef TARGET_NR_readlinkat | |
391 | static int sys_readlinkat(int dirfd, const char *pathname, char *buf, size_t bufsiz) | |
392 | { | |
393 | return (readlinkat(dirfd, pathname, buf, bufsiz)); | |
394 | } | |
395 | #endif | |
396 | #ifdef TARGET_NR_renameat | |
397 | static int sys_renameat(int olddirfd, const char *oldpath, | |
398 | int newdirfd, const char *newpath) | |
399 | { | |
400 | return (renameat(olddirfd, oldpath, newdirfd, newpath)); | |
401 | } | |
402 | #endif | |
403 | #ifdef TARGET_NR_symlinkat | |
404 | static int sys_symlinkat(const char *oldpath, int newdirfd, const char *newpath) | |
405 | { | |
406 | return (symlinkat(oldpath, newdirfd, newpath)); | |
407 | } | |
408 | #endif | |
409 | #ifdef TARGET_NR_unlinkat | |
410 | static int sys_unlinkat(int dirfd, const char *pathname, int flags) | |
411 | { | |
412 | return (unlinkat(dirfd, pathname, flags)); | |
413 | } | |
414 | #endif | |
3b3f24ad AJ |
415 | #else /* !CONFIG_ATFILE */ |
416 | ||
417 | /* | |
418 | * Try direct syscalls instead | |
419 | */ | |
92a34c10 | 420 | #if defined(TARGET_NR_faccessat) && defined(__NR_faccessat) |
465c9f06 | 421 | _syscall3(int,sys_faccessat,int,dirfd,const char *,pathname,int,mode) |
92a34c10 | 422 | #endif |
814d7977 | 423 | #if defined(TARGET_NR_fchmodat) && defined(__NR_fchmodat) |
465c9f06 | 424 | _syscall3(int,sys_fchmodat,int,dirfd,const char *,pathname, mode_t,mode) |
814d7977 | 425 | #endif |
4583f589 | 426 | #if defined(TARGET_NR_fchownat) && defined(__NR_fchownat) && defined(USE_UID16) |
ccfa72b7 TS |
427 | _syscall5(int,sys_fchownat,int,dirfd,const char *,pathname, |
428 | uid_t,owner,gid_t,group,int,flags) | |
429 | #endif | |
9d33b76b AJ |
430 | #if (defined(TARGET_NR_fstatat64) || defined(TARGET_NR_newfstatat)) && \ |
431 | defined(__NR_fstatat64) | |
6a24a778 AZ |
432 | _syscall4(int,sys_fstatat64,int,dirfd,const char *,pathname, |
433 | struct stat *,buf,int,flags) | |
434 | #endif | |
ac8a6556 AZ |
435 | #if defined(TARGET_NR_futimesat) && defined(__NR_futimesat) |
436 | _syscall3(int,sys_futimesat,int,dirfd,const char *,pathname, | |
437 | const struct timeval *,times) | |
438 | #endif | |
3b3f24ad AJ |
439 | #if (defined(TARGET_NR_newfstatat) || defined(TARGET_NR_fstatat64) ) && \ |
440 | defined(__NR_newfstatat) | |
441 | _syscall4(int,sys_newfstatat,int,dirfd,const char *,pathname, | |
442 | struct stat *,buf,int,flags) | |
8fcd3692 | 443 | #endif |
64f0ce4c TS |
444 | #if defined(TARGET_NR_linkat) && defined(__NR_linkat) |
445 | _syscall5(int,sys_linkat,int,olddirfd,const char *,oldpath, | |
3b3f24ad | 446 | int,newdirfd,const char *,newpath,int,flags) |
64f0ce4c | 447 | #endif |
4472ad0d TS |
448 | #if defined(TARGET_NR_mkdirat) && defined(__NR_mkdirat) |
449 | _syscall3(int,sys_mkdirat,int,dirfd,const char *,pathname,mode_t,mode) | |
450 | #endif | |
75ac37a0 TS |
451 | #if defined(TARGET_NR_mknodat) && defined(__NR_mknodat) |
452 | _syscall4(int,sys_mknodat,int,dirfd,const char *,pathname, | |
453 | mode_t,mode,dev_t,dev) | |
454 | #endif | |
82424832 TS |
455 | #if defined(TARGET_NR_openat) && defined(__NR_openat) |
456 | _syscall4(int,sys_openat,int,dirfd,const char *,pathname,int,flags,mode_t,mode) | |
457 | #endif | |
5e0ccb18 TS |
458 | #if defined(TARGET_NR_readlinkat) && defined(__NR_readlinkat) |
459 | _syscall4(int,sys_readlinkat,int,dirfd,const char *,pathname, | |
460 | char *,buf,size_t,bufsize) | |
461 | #endif | |
722183f6 TS |
462 | #if defined(TARGET_NR_renameat) && defined(__NR_renameat) |
463 | _syscall4(int,sys_renameat,int,olddirfd,const char *,oldpath, | |
464 | int,newdirfd,const char *,newpath) | |
465 | #endif | |
b51eaa82 | 466 | #if defined(TARGET_NR_symlinkat) && defined(__NR_symlinkat) |
f0b6243d TS |
467 | _syscall3(int,sys_symlinkat,const char *,oldpath, |
468 | int,newdirfd,const char *,newpath) | |
469 | #endif | |
8170f56b TS |
470 | #if defined(TARGET_NR_unlinkat) && defined(__NR_unlinkat) |
471 | _syscall3(int,sys_unlinkat,int,dirfd,const char *,pathname,int,flags) | |
472 | #endif | |
ebc996f3 RV |
473 | |
474 | #endif /* CONFIG_ATFILE */ | |
475 | ||
476 | #ifdef CONFIG_UTIMENSAT | |
477 | static int sys_utimensat(int dirfd, const char *pathname, | |
478 | const struct timespec times[2], int flags) | |
479 | { | |
480 | if (pathname == NULL) | |
481 | return futimens(dirfd, times); | |
482 | else | |
483 | return utimensat(dirfd, pathname, times, flags); | |
484 | } | |
485 | #else | |
9007f0ef TS |
486 | #if defined(TARGET_NR_utimensat) && defined(__NR_utimensat) |
487 | _syscall4(int,sys_utimensat,int,dirfd,const char *,pathname, | |
488 | const struct timespec *,tsp,int,flags) | |
489 | #endif | |
ebc996f3 | 490 | #endif /* CONFIG_UTIMENSAT */ |
3b3f24ad AJ |
491 | |
492 | #ifdef CONFIG_INOTIFY | |
8690e420 | 493 | #include <sys/inotify.h> |
3b3f24ad | 494 | |
39b59763 | 495 | #if defined(TARGET_NR_inotify_init) && defined(__NR_inotify_init) |
3b3f24ad AJ |
496 | static int sys_inotify_init(void) |
497 | { | |
498 | return (inotify_init()); | |
499 | } | |
39b59763 AJ |
500 | #endif |
501 | #if defined(TARGET_NR_inotify_add_watch) && defined(__NR_inotify_add_watch) | |
3b3f24ad AJ |
502 | static int sys_inotify_add_watch(int fd,const char *pathname, int32_t mask) |
503 | { | |
504 | return (inotify_add_watch(fd, pathname, mask)); | |
505 | } | |
39b59763 AJ |
506 | #endif |
507 | #if defined(TARGET_NR_inotify_rm_watch) && defined(__NR_inotify_rm_watch) | |
3b3f24ad AJ |
508 | static int sys_inotify_rm_watch(int fd, int32_t wd) |
509 | { | |
8690e420 | 510 | return (inotify_rm_watch(fd, wd)); |
3b3f24ad | 511 | } |
bd0c5661 | 512 | #endif |
c05c7a73 RV |
513 | #ifdef CONFIG_INOTIFY1 |
514 | #if defined(TARGET_NR_inotify_init1) && defined(__NR_inotify_init1) | |
515 | static int sys_inotify_init1(int flags) | |
516 | { | |
517 | return (inotify_init1(flags)); | |
518 | } | |
519 | #endif | |
520 | #endif | |
3b3f24ad AJ |
521 | #else |
522 | /* Userspace can usually survive runtime without inotify */ | |
523 | #undef TARGET_NR_inotify_init | |
c05c7a73 | 524 | #undef TARGET_NR_inotify_init1 |
3b3f24ad AJ |
525 | #undef TARGET_NR_inotify_add_watch |
526 | #undef TARGET_NR_inotify_rm_watch | |
527 | #endif /* CONFIG_INOTIFY */ | |
528 | ||
66fb9763 FB |
529 | |
530 | extern int personality(int); | |
9de5e440 FB |
531 | extern int flock(int, int); |
532 | extern int setfsuid(int); | |
533 | extern int setfsgid(int); | |
19b84f3c | 534 | extern int setgroups(int, gid_t *); |
31e31b8a | 535 | |
b92c47c1 TS |
536 | #define ERRNO_TABLE_SIZE 1200 |
537 | ||
538 | /* target_to_host_errno_table[] is initialized from | |
539 | * host_to_target_errno_table[] in syscall_init(). */ | |
540 | static uint16_t target_to_host_errno_table[ERRNO_TABLE_SIZE] = { | |
541 | }; | |
542 | ||
637947f1 | 543 | /* |
fe8f096b | 544 | * This list is the union of errno values overridden in asm-<arch>/errno.h |
637947f1 TS |
545 | * minus the errnos that are not actually generic to all archs. |
546 | */ | |
b92c47c1 | 547 | static uint16_t host_to_target_errno_table[ERRNO_TABLE_SIZE] = { |
637947f1 TS |
548 | [EIDRM] = TARGET_EIDRM, |
549 | [ECHRNG] = TARGET_ECHRNG, | |
550 | [EL2NSYNC] = TARGET_EL2NSYNC, | |
551 | [EL3HLT] = TARGET_EL3HLT, | |
552 | [EL3RST] = TARGET_EL3RST, | |
553 | [ELNRNG] = TARGET_ELNRNG, | |
554 | [EUNATCH] = TARGET_EUNATCH, | |
555 | [ENOCSI] = TARGET_ENOCSI, | |
556 | [EL2HLT] = TARGET_EL2HLT, | |
557 | [EDEADLK] = TARGET_EDEADLK, | |
558 | [ENOLCK] = TARGET_ENOLCK, | |
559 | [EBADE] = TARGET_EBADE, | |
560 | [EBADR] = TARGET_EBADR, | |
561 | [EXFULL] = TARGET_EXFULL, | |
562 | [ENOANO] = TARGET_ENOANO, | |
563 | [EBADRQC] = TARGET_EBADRQC, | |
564 | [EBADSLT] = TARGET_EBADSLT, | |
565 | [EBFONT] = TARGET_EBFONT, | |
566 | [ENOSTR] = TARGET_ENOSTR, | |
567 | [ENODATA] = TARGET_ENODATA, | |
568 | [ETIME] = TARGET_ETIME, | |
569 | [ENOSR] = TARGET_ENOSR, | |
570 | [ENONET] = TARGET_ENONET, | |
571 | [ENOPKG] = TARGET_ENOPKG, | |
572 | [EREMOTE] = TARGET_EREMOTE, | |
573 | [ENOLINK] = TARGET_ENOLINK, | |
574 | [EADV] = TARGET_EADV, | |
575 | [ESRMNT] = TARGET_ESRMNT, | |
576 | [ECOMM] = TARGET_ECOMM, | |
577 | [EPROTO] = TARGET_EPROTO, | |
578 | [EDOTDOT] = TARGET_EDOTDOT, | |
579 | [EMULTIHOP] = TARGET_EMULTIHOP, | |
580 | [EBADMSG] = TARGET_EBADMSG, | |
581 | [ENAMETOOLONG] = TARGET_ENAMETOOLONG, | |
582 | [EOVERFLOW] = TARGET_EOVERFLOW, | |
583 | [ENOTUNIQ] = TARGET_ENOTUNIQ, | |
584 | [EBADFD] = TARGET_EBADFD, | |
585 | [EREMCHG] = TARGET_EREMCHG, | |
586 | [ELIBACC] = TARGET_ELIBACC, | |
587 | [ELIBBAD] = TARGET_ELIBBAD, | |
588 | [ELIBSCN] = TARGET_ELIBSCN, | |
589 | [ELIBMAX] = TARGET_ELIBMAX, | |
590 | [ELIBEXEC] = TARGET_ELIBEXEC, | |
591 | [EILSEQ] = TARGET_EILSEQ, | |
592 | [ENOSYS] = TARGET_ENOSYS, | |
593 | [ELOOP] = TARGET_ELOOP, | |
594 | [ERESTART] = TARGET_ERESTART, | |
595 | [ESTRPIPE] = TARGET_ESTRPIPE, | |
596 | [ENOTEMPTY] = TARGET_ENOTEMPTY, | |
597 | [EUSERS] = TARGET_EUSERS, | |
598 | [ENOTSOCK] = TARGET_ENOTSOCK, | |
599 | [EDESTADDRREQ] = TARGET_EDESTADDRREQ, | |
600 | [EMSGSIZE] = TARGET_EMSGSIZE, | |
601 | [EPROTOTYPE] = TARGET_EPROTOTYPE, | |
602 | [ENOPROTOOPT] = TARGET_ENOPROTOOPT, | |
603 | [EPROTONOSUPPORT] = TARGET_EPROTONOSUPPORT, | |
604 | [ESOCKTNOSUPPORT] = TARGET_ESOCKTNOSUPPORT, | |
605 | [EOPNOTSUPP] = TARGET_EOPNOTSUPP, | |
606 | [EPFNOSUPPORT] = TARGET_EPFNOSUPPORT, | |
607 | [EAFNOSUPPORT] = TARGET_EAFNOSUPPORT, | |
608 | [EADDRINUSE] = TARGET_EADDRINUSE, | |
609 | [EADDRNOTAVAIL] = TARGET_EADDRNOTAVAIL, | |
610 | [ENETDOWN] = TARGET_ENETDOWN, | |
611 | [ENETUNREACH] = TARGET_ENETUNREACH, | |
612 | [ENETRESET] = TARGET_ENETRESET, | |
613 | [ECONNABORTED] = TARGET_ECONNABORTED, | |
614 | [ECONNRESET] = TARGET_ECONNRESET, | |
615 | [ENOBUFS] = TARGET_ENOBUFS, | |
616 | [EISCONN] = TARGET_EISCONN, | |
617 | [ENOTCONN] = TARGET_ENOTCONN, | |
618 | [EUCLEAN] = TARGET_EUCLEAN, | |
619 | [ENOTNAM] = TARGET_ENOTNAM, | |
620 | [ENAVAIL] = TARGET_ENAVAIL, | |
621 | [EISNAM] = TARGET_EISNAM, | |
622 | [EREMOTEIO] = TARGET_EREMOTEIO, | |
623 | [ESHUTDOWN] = TARGET_ESHUTDOWN, | |
624 | [ETOOMANYREFS] = TARGET_ETOOMANYREFS, | |
625 | [ETIMEDOUT] = TARGET_ETIMEDOUT, | |
626 | [ECONNREFUSED] = TARGET_ECONNREFUSED, | |
627 | [EHOSTDOWN] = TARGET_EHOSTDOWN, | |
628 | [EHOSTUNREACH] = TARGET_EHOSTUNREACH, | |
629 | [EALREADY] = TARGET_EALREADY, | |
630 | [EINPROGRESS] = TARGET_EINPROGRESS, | |
631 | [ESTALE] = TARGET_ESTALE, | |
632 | [ECANCELED] = TARGET_ECANCELED, | |
633 | [ENOMEDIUM] = TARGET_ENOMEDIUM, | |
634 | [EMEDIUMTYPE] = TARGET_EMEDIUMTYPE, | |
b7fe5db7 | 635 | #ifdef ENOKEY |
637947f1 | 636 | [ENOKEY] = TARGET_ENOKEY, |
b7fe5db7 TS |
637 | #endif |
638 | #ifdef EKEYEXPIRED | |
637947f1 | 639 | [EKEYEXPIRED] = TARGET_EKEYEXPIRED, |
b7fe5db7 TS |
640 | #endif |
641 | #ifdef EKEYREVOKED | |
637947f1 | 642 | [EKEYREVOKED] = TARGET_EKEYREVOKED, |
b7fe5db7 TS |
643 | #endif |
644 | #ifdef EKEYREJECTED | |
637947f1 | 645 | [EKEYREJECTED] = TARGET_EKEYREJECTED, |
b7fe5db7 TS |
646 | #endif |
647 | #ifdef EOWNERDEAD | |
637947f1 | 648 | [EOWNERDEAD] = TARGET_EOWNERDEAD, |
b7fe5db7 TS |
649 | #endif |
650 | #ifdef ENOTRECOVERABLE | |
637947f1 | 651 | [ENOTRECOVERABLE] = TARGET_ENOTRECOVERABLE, |
b7fe5db7 | 652 | #endif |
b92c47c1 | 653 | }; |
637947f1 TS |
654 | |
655 | static inline int host_to_target_errno(int err) | |
656 | { | |
657 | if(host_to_target_errno_table[err]) | |
658 | return host_to_target_errno_table[err]; | |
659 | return err; | |
660 | } | |
661 | ||
b92c47c1 TS |
662 | static inline int target_to_host_errno(int err) |
663 | { | |
664 | if (target_to_host_errno_table[err]) | |
665 | return target_to_host_errno_table[err]; | |
666 | return err; | |
667 | } | |
668 | ||
992f48a0 | 669 | static inline abi_long get_errno(abi_long ret) |
31e31b8a FB |
670 | { |
671 | if (ret == -1) | |
637947f1 | 672 | return -host_to_target_errno(errno); |
31e31b8a FB |
673 | else |
674 | return ret; | |
675 | } | |
676 | ||
992f48a0 | 677 | static inline int is_error(abi_long ret) |
31e31b8a | 678 | { |
992f48a0 | 679 | return (abi_ulong)ret >= (abi_ulong)(-4096); |
31e31b8a FB |
680 | } |
681 | ||
b92c47c1 TS |
682 | char *target_strerror(int err) |
683 | { | |
684 | return strerror(target_to_host_errno(err)); | |
685 | } | |
686 | ||
992f48a0 BS |
687 | static abi_ulong target_brk; |
688 | static abi_ulong target_original_brk; | |
31e31b8a | 689 | |
992f48a0 | 690 | void target_set_brk(abi_ulong new_brk) |
31e31b8a | 691 | { |
4c1de73d | 692 | target_original_brk = target_brk = HOST_PAGE_ALIGN(new_brk); |
31e31b8a FB |
693 | } |
694 | ||
0da46a6e | 695 | /* do_brk() must return target values and target errnos. */ |
992f48a0 | 696 | abi_long do_brk(abi_ulong new_brk) |
31e31b8a | 697 | { |
992f48a0 BS |
698 | abi_ulong brk_page; |
699 | abi_long mapped_addr; | |
31e31b8a FB |
700 | int new_alloc_size; |
701 | ||
702 | if (!new_brk) | |
53a5960a | 703 | return target_brk; |
31e31b8a | 704 | if (new_brk < target_original_brk) |
7ab240ad | 705 | return target_brk; |
3b46e624 | 706 | |
53a5960a | 707 | brk_page = HOST_PAGE_ALIGN(target_brk); |
31e31b8a FB |
708 | |
709 | /* If the new brk is less than this, set it and we're done... */ | |
710 | if (new_brk < brk_page) { | |
711 | target_brk = new_brk; | |
53a5960a | 712 | return target_brk; |
31e31b8a FB |
713 | } |
714 | ||
715 | /* We need to allocate more memory after the brk... */ | |
54936004 | 716 | new_alloc_size = HOST_PAGE_ALIGN(new_brk - brk_page + 1); |
5fafdf24 | 717 | mapped_addr = get_errno(target_mmap(brk_page, new_alloc_size, |
54936004 FB |
718 | PROT_READ|PROT_WRITE, |
719 | MAP_ANON|MAP_FIXED|MAP_PRIVATE, 0, 0)); | |
7ab240ad | 720 | |
7dd46c02 RH |
721 | #if defined(TARGET_ALPHA) |
722 | /* We (partially) emulate OSF/1 on Alpha, which requires we | |
723 | return a proper errno, not an unchanged brk value. */ | |
724 | if (is_error(mapped_addr)) { | |
725 | return -TARGET_ENOMEM; | |
726 | } | |
727 | #endif | |
728 | ||
729 | if (!is_error(mapped_addr)) { | |
31e31b8a | 730 | target_brk = new_brk; |
7dd46c02 | 731 | } |
7ab240ad | 732 | return target_brk; |
31e31b8a FB |
733 | } |
734 | ||
26edcf41 TS |
735 | static inline abi_long copy_from_user_fdset(fd_set *fds, |
736 | abi_ulong target_fds_addr, | |
737 | int n) | |
31e31b8a | 738 | { |
26edcf41 TS |
739 | int i, nw, j, k; |
740 | abi_ulong b, *target_fds; | |
741 | ||
742 | nw = (n + TARGET_ABI_BITS - 1) / TARGET_ABI_BITS; | |
743 | if (!(target_fds = lock_user(VERIFY_READ, | |
744 | target_fds_addr, | |
745 | sizeof(abi_ulong) * nw, | |
746 | 1))) | |
747 | return -TARGET_EFAULT; | |
748 | ||
749 | FD_ZERO(fds); | |
750 | k = 0; | |
751 | for (i = 0; i < nw; i++) { | |
752 | /* grab the abi_ulong */ | |
753 | __get_user(b, &target_fds[i]); | |
754 | for (j = 0; j < TARGET_ABI_BITS; j++) { | |
755 | /* check the bit inside the abi_ulong */ | |
756 | if ((b >> j) & 1) | |
757 | FD_SET(k, fds); | |
758 | k++; | |
31e31b8a | 759 | } |
31e31b8a | 760 | } |
26edcf41 TS |
761 | |
762 | unlock_user(target_fds, target_fds_addr, 0); | |
763 | ||
764 | return 0; | |
31e31b8a FB |
765 | } |
766 | ||
26edcf41 TS |
767 | static inline abi_long copy_to_user_fdset(abi_ulong target_fds_addr, |
768 | const fd_set *fds, | |
769 | int n) | |
31e31b8a | 770 | { |
31e31b8a | 771 | int i, nw, j, k; |
992f48a0 | 772 | abi_long v; |
26edcf41 | 773 | abi_ulong *target_fds; |
31e31b8a | 774 | |
26edcf41 TS |
775 | nw = (n + TARGET_ABI_BITS - 1) / TARGET_ABI_BITS; |
776 | if (!(target_fds = lock_user(VERIFY_WRITE, | |
777 | target_fds_addr, | |
778 | sizeof(abi_ulong) * nw, | |
779 | 0))) | |
780 | return -TARGET_EFAULT; | |
781 | ||
782 | k = 0; | |
783 | for (i = 0; i < nw; i++) { | |
784 | v = 0; | |
785 | for (j = 0; j < TARGET_ABI_BITS; j++) { | |
786 | v |= ((FD_ISSET(k, fds) != 0) << j); | |
787 | k++; | |
31e31b8a | 788 | } |
26edcf41 | 789 | __put_user(v, &target_fds[i]); |
31e31b8a | 790 | } |
26edcf41 TS |
791 | |
792 | unlock_user(target_fds, target_fds_addr, sizeof(abi_ulong) * nw); | |
793 | ||
794 | return 0; | |
31e31b8a FB |
795 | } |
796 | ||
c596ed17 FB |
797 | #if defined(__alpha__) |
798 | #define HOST_HZ 1024 | |
799 | #else | |
800 | #define HOST_HZ 100 | |
801 | #endif | |
802 | ||
992f48a0 | 803 | static inline abi_long host_to_target_clock_t(long ticks) |
c596ed17 FB |
804 | { |
805 | #if HOST_HZ == TARGET_HZ | |
806 | return ticks; | |
807 | #else | |
808 | return ((int64_t)ticks * TARGET_HZ) / HOST_HZ; | |
809 | #endif | |
810 | } | |
811 | ||
579a97f7 FB |
812 | static inline abi_long host_to_target_rusage(abi_ulong target_addr, |
813 | const struct rusage *rusage) | |
b409186b | 814 | { |
53a5960a PB |
815 | struct target_rusage *target_rusage; |
816 | ||
579a97f7 FB |
817 | if (!lock_user_struct(VERIFY_WRITE, target_rusage, target_addr, 0)) |
818 | return -TARGET_EFAULT; | |
b409186b FB |
819 | target_rusage->ru_utime.tv_sec = tswapl(rusage->ru_utime.tv_sec); |
820 | target_rusage->ru_utime.tv_usec = tswapl(rusage->ru_utime.tv_usec); | |
821 | target_rusage->ru_stime.tv_sec = tswapl(rusage->ru_stime.tv_sec); | |
822 | target_rusage->ru_stime.tv_usec = tswapl(rusage->ru_stime.tv_usec); | |
823 | target_rusage->ru_maxrss = tswapl(rusage->ru_maxrss); | |
824 | target_rusage->ru_ixrss = tswapl(rusage->ru_ixrss); | |
825 | target_rusage->ru_idrss = tswapl(rusage->ru_idrss); | |
826 | target_rusage->ru_isrss = tswapl(rusage->ru_isrss); | |
827 | target_rusage->ru_minflt = tswapl(rusage->ru_minflt); | |
828 | target_rusage->ru_majflt = tswapl(rusage->ru_majflt); | |
829 | target_rusage->ru_nswap = tswapl(rusage->ru_nswap); | |
830 | target_rusage->ru_inblock = tswapl(rusage->ru_inblock); | |
831 | target_rusage->ru_oublock = tswapl(rusage->ru_oublock); | |
832 | target_rusage->ru_msgsnd = tswapl(rusage->ru_msgsnd); | |
833 | target_rusage->ru_msgrcv = tswapl(rusage->ru_msgrcv); | |
834 | target_rusage->ru_nsignals = tswapl(rusage->ru_nsignals); | |
835 | target_rusage->ru_nvcsw = tswapl(rusage->ru_nvcsw); | |
836 | target_rusage->ru_nivcsw = tswapl(rusage->ru_nivcsw); | |
53a5960a | 837 | unlock_user_struct(target_rusage, target_addr, 1); |
579a97f7 FB |
838 | |
839 | return 0; | |
b409186b FB |
840 | } |
841 | ||
81bbe906 TY |
842 | static inline rlim_t target_to_host_rlim(target_ulong target_rlim) |
843 | { | |
844 | if (target_rlim == TARGET_RLIM_INFINITY) | |
845 | return RLIM_INFINITY; | |
846 | else | |
847 | return tswapl(target_rlim); | |
848 | } | |
849 | ||
850 | static inline target_ulong host_to_target_rlim(rlim_t rlim) | |
851 | { | |
852 | if (rlim == RLIM_INFINITY || rlim != (target_long)rlim) | |
853 | return TARGET_RLIM_INFINITY; | |
854 | else | |
855 | return tswapl(rlim); | |
856 | } | |
857 | ||
788f5ec4 TS |
858 | static inline abi_long copy_from_user_timeval(struct timeval *tv, |
859 | abi_ulong target_tv_addr) | |
31e31b8a | 860 | { |
53a5960a PB |
861 | struct target_timeval *target_tv; |
862 | ||
788f5ec4 | 863 | if (!lock_user_struct(VERIFY_READ, target_tv, target_tv_addr, 1)) |
579a97f7 | 864 | return -TARGET_EFAULT; |
788f5ec4 TS |
865 | |
866 | __get_user(tv->tv_sec, &target_tv->tv_sec); | |
867 | __get_user(tv->tv_usec, &target_tv->tv_usec); | |
868 | ||
869 | unlock_user_struct(target_tv, target_tv_addr, 0); | |
579a97f7 FB |
870 | |
871 | return 0; | |
31e31b8a FB |
872 | } |
873 | ||
788f5ec4 TS |
874 | static inline abi_long copy_to_user_timeval(abi_ulong target_tv_addr, |
875 | const struct timeval *tv) | |
31e31b8a | 876 | { |
53a5960a PB |
877 | struct target_timeval *target_tv; |
878 | ||
788f5ec4 | 879 | if (!lock_user_struct(VERIFY_WRITE, target_tv, target_tv_addr, 0)) |
579a97f7 | 880 | return -TARGET_EFAULT; |
788f5ec4 TS |
881 | |
882 | __put_user(tv->tv_sec, &target_tv->tv_sec); | |
883 | __put_user(tv->tv_usec, &target_tv->tv_usec); | |
884 | ||
885 | unlock_user_struct(target_tv, target_tv_addr, 1); | |
579a97f7 FB |
886 | |
887 | return 0; | |
31e31b8a FB |
888 | } |
889 | ||
8ec9cf89 NF |
890 | #if defined(TARGET_NR_mq_open) && defined(__NR_mq_open) |
891 | #include <mqueue.h> | |
892 | ||
24e1003a AJ |
893 | static inline abi_long copy_from_user_mq_attr(struct mq_attr *attr, |
894 | abi_ulong target_mq_attr_addr) | |
895 | { | |
896 | struct target_mq_attr *target_mq_attr; | |
897 | ||
898 | if (!lock_user_struct(VERIFY_READ, target_mq_attr, | |
899 | target_mq_attr_addr, 1)) | |
900 | return -TARGET_EFAULT; | |
901 | ||
902 | __get_user(attr->mq_flags, &target_mq_attr->mq_flags); | |
903 | __get_user(attr->mq_maxmsg, &target_mq_attr->mq_maxmsg); | |
904 | __get_user(attr->mq_msgsize, &target_mq_attr->mq_msgsize); | |
905 | __get_user(attr->mq_curmsgs, &target_mq_attr->mq_curmsgs); | |
906 | ||
907 | unlock_user_struct(target_mq_attr, target_mq_attr_addr, 0); | |
908 | ||
909 | return 0; | |
910 | } | |
911 | ||
912 | static inline abi_long copy_to_user_mq_attr(abi_ulong target_mq_attr_addr, | |
913 | const struct mq_attr *attr) | |
914 | { | |
915 | struct target_mq_attr *target_mq_attr; | |
916 | ||
917 | if (!lock_user_struct(VERIFY_WRITE, target_mq_attr, | |
918 | target_mq_attr_addr, 0)) | |
919 | return -TARGET_EFAULT; | |
920 | ||
921 | __put_user(attr->mq_flags, &target_mq_attr->mq_flags); | |
922 | __put_user(attr->mq_maxmsg, &target_mq_attr->mq_maxmsg); | |
923 | __put_user(attr->mq_msgsize, &target_mq_attr->mq_msgsize); | |
924 | __put_user(attr->mq_curmsgs, &target_mq_attr->mq_curmsgs); | |
925 | ||
926 | unlock_user_struct(target_mq_attr, target_mq_attr_addr, 1); | |
927 | ||
928 | return 0; | |
929 | } | |
8ec9cf89 | 930 | #endif |
31e31b8a | 931 | |
0da46a6e | 932 | /* do_select() must return target values and target errnos. */ |
992f48a0 | 933 | static abi_long do_select(int n, |
26edcf41 TS |
934 | abi_ulong rfd_addr, abi_ulong wfd_addr, |
935 | abi_ulong efd_addr, abi_ulong target_tv_addr) | |
31e31b8a FB |
936 | { |
937 | fd_set rfds, wfds, efds; | |
938 | fd_set *rfds_ptr, *wfds_ptr, *efds_ptr; | |
939 | struct timeval tv, *tv_ptr; | |
992f48a0 | 940 | abi_long ret; |
31e31b8a | 941 | |
26edcf41 TS |
942 | if (rfd_addr) { |
943 | if (copy_from_user_fdset(&rfds, rfd_addr, n)) | |
944 | return -TARGET_EFAULT; | |
945 | rfds_ptr = &rfds; | |
53a5960a | 946 | } else { |
53a5960a PB |
947 | rfds_ptr = NULL; |
948 | } | |
26edcf41 TS |
949 | if (wfd_addr) { |
950 | if (copy_from_user_fdset(&wfds, wfd_addr, n)) | |
951 | return -TARGET_EFAULT; | |
952 | wfds_ptr = &wfds; | |
53a5960a | 953 | } else { |
53a5960a PB |
954 | wfds_ptr = NULL; |
955 | } | |
26edcf41 TS |
956 | if (efd_addr) { |
957 | if (copy_from_user_fdset(&efds, efd_addr, n)) | |
958 | return -TARGET_EFAULT; | |
959 | efds_ptr = &efds; | |
53a5960a | 960 | } else { |
53a5960a PB |
961 | efds_ptr = NULL; |
962 | } | |
3b46e624 | 963 | |
26edcf41 | 964 | if (target_tv_addr) { |
788f5ec4 TS |
965 | if (copy_from_user_timeval(&tv, target_tv_addr)) |
966 | return -TARGET_EFAULT; | |
31e31b8a FB |
967 | tv_ptr = &tv; |
968 | } else { | |
969 | tv_ptr = NULL; | |
970 | } | |
26edcf41 | 971 | |
31e31b8a | 972 | ret = get_errno(select(n, rfds_ptr, wfds_ptr, efds_ptr, tv_ptr)); |
53a5960a | 973 | |
26edcf41 TS |
974 | if (!is_error(ret)) { |
975 | if (rfd_addr && copy_to_user_fdset(rfd_addr, &rfds, n)) | |
976 | return -TARGET_EFAULT; | |
977 | if (wfd_addr && copy_to_user_fdset(wfd_addr, &wfds, n)) | |
978 | return -TARGET_EFAULT; | |
979 | if (efd_addr && copy_to_user_fdset(efd_addr, &efds, n)) | |
980 | return -TARGET_EFAULT; | |
31e31b8a | 981 | |
788f5ec4 TS |
982 | if (target_tv_addr && copy_to_user_timeval(target_tv_addr, &tv)) |
983 | return -TARGET_EFAULT; | |
31e31b8a | 984 | } |
579a97f7 | 985 | |
31e31b8a FB |
986 | return ret; |
987 | } | |
988 | ||
099d6b0f RV |
989 | static abi_long do_pipe2(int host_pipe[], int flags) |
990 | { | |
991 | #ifdef CONFIG_PIPE2 | |
992 | return pipe2(host_pipe, flags); | |
993 | #else | |
994 | return -ENOSYS; | |
995 | #endif | |
996 | } | |
997 | ||
fb41a66e RH |
998 | static abi_long do_pipe(void *cpu_env, abi_ulong pipedes, |
999 | int flags, int is_pipe2) | |
099d6b0f RV |
1000 | { |
1001 | int host_pipe[2]; | |
1002 | abi_long ret; | |
1003 | ret = flags ? do_pipe2(host_pipe, flags) : pipe(host_pipe); | |
1004 | ||
1005 | if (is_error(ret)) | |
1006 | return get_errno(ret); | |
fb41a66e RH |
1007 | |
1008 | /* Several targets have special calling conventions for the original | |
1009 | pipe syscall, but didn't replicate this into the pipe2 syscall. */ | |
1010 | if (!is_pipe2) { | |
1011 | #if defined(TARGET_ALPHA) | |
1012 | ((CPUAlphaState *)cpu_env)->ir[IR_A4] = host_pipe[1]; | |
1013 | return host_pipe[0]; | |
1014 | #elif defined(TARGET_MIPS) | |
1015 | ((CPUMIPSState*)cpu_env)->active_tc.gpr[3] = host_pipe[1]; | |
1016 | return host_pipe[0]; | |
1017 | #elif defined(TARGET_SH4) | |
597c0212 | 1018 | ((CPUSH4State*)cpu_env)->gregs[1] = host_pipe[1]; |
fb41a66e | 1019 | return host_pipe[0]; |
597c0212 | 1020 | #endif |
fb41a66e RH |
1021 | } |
1022 | ||
099d6b0f RV |
1023 | if (put_user_s32(host_pipe[0], pipedes) |
1024 | || put_user_s32(host_pipe[1], pipedes + sizeof(host_pipe[0]))) | |
1025 | return -TARGET_EFAULT; | |
099d6b0f RV |
1026 | return get_errno(ret); |
1027 | } | |
1028 | ||
b975b83b LL |
1029 | static inline abi_long target_to_host_ip_mreq(struct ip_mreqn *mreqn, |
1030 | abi_ulong target_addr, | |
1031 | socklen_t len) | |
1032 | { | |
1033 | struct target_ip_mreqn *target_smreqn; | |
1034 | ||
1035 | target_smreqn = lock_user(VERIFY_READ, target_addr, len, 1); | |
1036 | if (!target_smreqn) | |
1037 | return -TARGET_EFAULT; | |
1038 | mreqn->imr_multiaddr.s_addr = target_smreqn->imr_multiaddr.s_addr; | |
1039 | mreqn->imr_address.s_addr = target_smreqn->imr_address.s_addr; | |
1040 | if (len == sizeof(struct target_ip_mreqn)) | |
1041 | mreqn->imr_ifindex = tswapl(target_smreqn->imr_ifindex); | |
1042 | unlock_user(target_smreqn, target_addr, 0); | |
1043 | ||
1044 | return 0; | |
1045 | } | |
1046 | ||
579a97f7 FB |
1047 | static inline abi_long target_to_host_sockaddr(struct sockaddr *addr, |
1048 | abi_ulong target_addr, | |
1049 | socklen_t len) | |
7854b056 | 1050 | { |
607175e0 AJ |
1051 | const socklen_t unix_maxlen = sizeof (struct sockaddr_un); |
1052 | sa_family_t sa_family; | |
53a5960a PB |
1053 | struct target_sockaddr *target_saddr; |
1054 | ||
579a97f7 FB |
1055 | target_saddr = lock_user(VERIFY_READ, target_addr, len, 1); |
1056 | if (!target_saddr) | |
1057 | return -TARGET_EFAULT; | |
607175e0 AJ |
1058 | |
1059 | sa_family = tswap16(target_saddr->sa_family); | |
1060 | ||
1061 | /* Oops. The caller might send a incomplete sun_path; sun_path | |
1062 | * must be terminated by \0 (see the manual page), but | |
1063 | * unfortunately it is quite common to specify sockaddr_un | |
1064 | * length as "strlen(x->sun_path)" while it should be | |
1065 | * "strlen(...) + 1". We'll fix that here if needed. | |
1066 | * Linux kernel has a similar feature. | |
1067 | */ | |
1068 | ||
1069 | if (sa_family == AF_UNIX) { | |
1070 | if (len < unix_maxlen && len > 0) { | |
1071 | char *cp = (char*)target_saddr; | |
1072 | ||
1073 | if ( cp[len-1] && !cp[len] ) | |
1074 | len++; | |
1075 | } | |
1076 | if (len > unix_maxlen) | |
1077 | len = unix_maxlen; | |
1078 | } | |
1079 | ||
53a5960a | 1080 | memcpy(addr, target_saddr, len); |
607175e0 | 1081 | addr->sa_family = sa_family; |
53a5960a | 1082 | unlock_user(target_saddr, target_addr, 0); |
579a97f7 FB |
1083 | |
1084 | return 0; | |
7854b056 FB |
1085 | } |
1086 | ||
579a97f7 FB |
1087 | static inline abi_long host_to_target_sockaddr(abi_ulong target_addr, |
1088 | struct sockaddr *addr, | |
1089 | socklen_t len) | |
7854b056 | 1090 | { |
53a5960a PB |
1091 | struct target_sockaddr *target_saddr; |
1092 | ||
579a97f7 FB |
1093 | target_saddr = lock_user(VERIFY_WRITE, target_addr, len, 0); |
1094 | if (!target_saddr) | |
1095 | return -TARGET_EFAULT; | |
53a5960a PB |
1096 | memcpy(target_saddr, addr, len); |
1097 | target_saddr->sa_family = tswap16(addr->sa_family); | |
1098 | unlock_user(target_saddr, target_addr, len); | |
579a97f7 FB |
1099 | |
1100 | return 0; | |
7854b056 FB |
1101 | } |
1102 | ||
53a5960a | 1103 | /* ??? Should this also swap msgh->name? */ |
5a4a898d FB |
1104 | static inline abi_long target_to_host_cmsg(struct msghdr *msgh, |
1105 | struct target_msghdr *target_msgh) | |
7854b056 FB |
1106 | { |
1107 | struct cmsghdr *cmsg = CMSG_FIRSTHDR(msgh); | |
5a4a898d FB |
1108 | abi_long msg_controllen; |
1109 | abi_ulong target_cmsg_addr; | |
1110 | struct target_cmsghdr *target_cmsg; | |
7854b056 | 1111 | socklen_t space = 0; |
5a4a898d FB |
1112 | |
1113 | msg_controllen = tswapl(target_msgh->msg_controllen); | |
1114 | if (msg_controllen < sizeof (struct target_cmsghdr)) | |
1115 | goto the_end; | |
1116 | target_cmsg_addr = tswapl(target_msgh->msg_control); | |
1117 | target_cmsg = lock_user(VERIFY_READ, target_cmsg_addr, msg_controllen, 1); | |
1118 | if (!target_cmsg) | |
1119 | return -TARGET_EFAULT; | |
7854b056 FB |
1120 | |
1121 | while (cmsg && target_cmsg) { | |
1122 | void *data = CMSG_DATA(cmsg); | |
1123 | void *target_data = TARGET_CMSG_DATA(target_cmsg); | |
1124 | ||
5fafdf24 | 1125 | int len = tswapl(target_cmsg->cmsg_len) |
7854b056 FB |
1126 | - TARGET_CMSG_ALIGN(sizeof (struct target_cmsghdr)); |
1127 | ||
1128 | space += CMSG_SPACE(len); | |
1129 | if (space > msgh->msg_controllen) { | |
1130 | space -= CMSG_SPACE(len); | |
31febb71 | 1131 | gemu_log("Host cmsg overflow\n"); |
7854b056 FB |
1132 | break; |
1133 | } | |
1134 | ||
1135 | cmsg->cmsg_level = tswap32(target_cmsg->cmsg_level); | |
1136 | cmsg->cmsg_type = tswap32(target_cmsg->cmsg_type); | |
1137 | cmsg->cmsg_len = CMSG_LEN(len); | |
1138 | ||
3532fa74 | 1139 | if (cmsg->cmsg_level != TARGET_SOL_SOCKET || cmsg->cmsg_type != SCM_RIGHTS) { |
7854b056 FB |
1140 | gemu_log("Unsupported ancillary data: %d/%d\n", cmsg->cmsg_level, cmsg->cmsg_type); |
1141 | memcpy(data, target_data, len); | |
1142 | } else { | |
1143 | int *fd = (int *)data; | |
1144 | int *target_fd = (int *)target_data; | |
1145 | int i, numfds = len / sizeof(int); | |
1146 | ||
1147 | for (i = 0; i < numfds; i++) | |
1148 | fd[i] = tswap32(target_fd[i]); | |
1149 | } | |
1150 | ||
1151 | cmsg = CMSG_NXTHDR(msgh, cmsg); | |
1152 | target_cmsg = TARGET_CMSG_NXTHDR(target_msgh, target_cmsg); | |
1153 | } | |
5a4a898d FB |
1154 | unlock_user(target_cmsg, target_cmsg_addr, 0); |
1155 | the_end: | |
7854b056 | 1156 | msgh->msg_controllen = space; |
5a4a898d | 1157 | return 0; |
7854b056 FB |
1158 | } |
1159 | ||
53a5960a | 1160 | /* ??? Should this also swap msgh->name? */ |
5a4a898d FB |
1161 | static inline abi_long host_to_target_cmsg(struct target_msghdr *target_msgh, |
1162 | struct msghdr *msgh) | |
7854b056 FB |
1163 | { |
1164 | struct cmsghdr *cmsg = CMSG_FIRSTHDR(msgh); | |
5a4a898d FB |
1165 | abi_long msg_controllen; |
1166 | abi_ulong target_cmsg_addr; | |
1167 | struct target_cmsghdr *target_cmsg; | |
7854b056 FB |
1168 | socklen_t space = 0; |
1169 | ||
5a4a898d FB |
1170 | msg_controllen = tswapl(target_msgh->msg_controllen); |
1171 | if (msg_controllen < sizeof (struct target_cmsghdr)) | |
1172 | goto the_end; | |
1173 | target_cmsg_addr = tswapl(target_msgh->msg_control); | |
1174 | target_cmsg = lock_user(VERIFY_WRITE, target_cmsg_addr, msg_controllen, 0); | |
1175 | if (!target_cmsg) | |
1176 | return -TARGET_EFAULT; | |
1177 | ||
7854b056 FB |
1178 | while (cmsg && target_cmsg) { |
1179 | void *data = CMSG_DATA(cmsg); | |
1180 | void *target_data = TARGET_CMSG_DATA(target_cmsg); | |
1181 | ||
1182 | int len = cmsg->cmsg_len - CMSG_ALIGN(sizeof (struct cmsghdr)); | |
1183 | ||
1184 | space += TARGET_CMSG_SPACE(len); | |
5a4a898d | 1185 | if (space > msg_controllen) { |
7854b056 | 1186 | space -= TARGET_CMSG_SPACE(len); |
31febb71 | 1187 | gemu_log("Target cmsg overflow\n"); |
7854b056 FB |
1188 | break; |
1189 | } | |
1190 | ||
1191 | target_cmsg->cmsg_level = tswap32(cmsg->cmsg_level); | |
1192 | target_cmsg->cmsg_type = tswap32(cmsg->cmsg_type); | |
1193 | target_cmsg->cmsg_len = tswapl(TARGET_CMSG_LEN(len)); | |
1194 | ||
3532fa74 | 1195 | if (cmsg->cmsg_level != TARGET_SOL_SOCKET || cmsg->cmsg_type != SCM_RIGHTS) { |
7854b056 FB |
1196 | gemu_log("Unsupported ancillary data: %d/%d\n", cmsg->cmsg_level, cmsg->cmsg_type); |
1197 | memcpy(target_data, data, len); | |
1198 | } else { | |
1199 | int *fd = (int *)data; | |
1200 | int *target_fd = (int *)target_data; | |
1201 | int i, numfds = len / sizeof(int); | |
1202 | ||
1203 | for (i = 0; i < numfds; i++) | |
1204 | target_fd[i] = tswap32(fd[i]); | |
1205 | } | |
1206 | ||
1207 | cmsg = CMSG_NXTHDR(msgh, cmsg); | |
1208 | target_cmsg = TARGET_CMSG_NXTHDR(target_msgh, target_cmsg); | |
1209 | } | |
5a4a898d FB |
1210 | unlock_user(target_cmsg, target_cmsg_addr, space); |
1211 | the_end: | |
1212 | target_msgh->msg_controllen = tswapl(space); | |
1213 | return 0; | |
7854b056 FB |
1214 | } |
1215 | ||
0da46a6e | 1216 | /* do_setsockopt() Must return target values and target errnos. */ |
992f48a0 | 1217 | static abi_long do_setsockopt(int sockfd, int level, int optname, |
2f619698 | 1218 | abi_ulong optval_addr, socklen_t optlen) |
7854b056 | 1219 | { |
992f48a0 | 1220 | abi_long ret; |
32407103 | 1221 | int val; |
b975b83b | 1222 | struct ip_mreqn *ip_mreq; |
6e3cb58f | 1223 | struct ip_mreq_source *ip_mreq_source; |
3b46e624 | 1224 | |
8853f86e FB |
1225 | switch(level) { |
1226 | case SOL_TCP: | |
7854b056 | 1227 | /* TCP options all take an 'int' value. */ |
7854b056 | 1228 | if (optlen < sizeof(uint32_t)) |
0da46a6e | 1229 | return -TARGET_EINVAL; |
3b46e624 | 1230 | |
2f619698 FB |
1231 | if (get_user_u32(val, optval_addr)) |
1232 | return -TARGET_EFAULT; | |
8853f86e FB |
1233 | ret = get_errno(setsockopt(sockfd, level, optname, &val, sizeof(val))); |
1234 | break; | |
1235 | case SOL_IP: | |
1236 | switch(optname) { | |
2efbe911 FB |
1237 | case IP_TOS: |
1238 | case IP_TTL: | |
8853f86e | 1239 | case IP_HDRINCL: |
2efbe911 FB |
1240 | case IP_ROUTER_ALERT: |
1241 | case IP_RECVOPTS: | |
1242 | case IP_RETOPTS: | |
1243 | case IP_PKTINFO: | |
1244 | case IP_MTU_DISCOVER: | |
1245 | case IP_RECVERR: | |
1246 | case IP_RECVTOS: | |
1247 | #ifdef IP_FREEBIND | |
1248 | case IP_FREEBIND: | |
1249 | #endif | |
1250 | case IP_MULTICAST_TTL: | |
1251 | case IP_MULTICAST_LOOP: | |
8853f86e FB |
1252 | val = 0; |
1253 | if (optlen >= sizeof(uint32_t)) { | |
2f619698 FB |
1254 | if (get_user_u32(val, optval_addr)) |
1255 | return -TARGET_EFAULT; | |
8853f86e | 1256 | } else if (optlen >= 1) { |
2f619698 FB |
1257 | if (get_user_u8(val, optval_addr)) |
1258 | return -TARGET_EFAULT; | |
8853f86e FB |
1259 | } |
1260 | ret = get_errno(setsockopt(sockfd, level, optname, &val, sizeof(val))); | |
1261 | break; | |
b975b83b LL |
1262 | case IP_ADD_MEMBERSHIP: |
1263 | case IP_DROP_MEMBERSHIP: | |
1264 | if (optlen < sizeof (struct target_ip_mreq) || | |
1265 | optlen > sizeof (struct target_ip_mreqn)) | |
1266 | return -TARGET_EINVAL; | |
1267 | ||
1268 | ip_mreq = (struct ip_mreqn *) alloca(optlen); | |
1269 | target_to_host_ip_mreq(ip_mreq, optval_addr, optlen); | |
1270 | ret = get_errno(setsockopt(sockfd, level, optname, ip_mreq, optlen)); | |
1271 | break; | |
1272 | ||
6e3cb58f LL |
1273 | case IP_BLOCK_SOURCE: |
1274 | case IP_UNBLOCK_SOURCE: | |
1275 | case IP_ADD_SOURCE_MEMBERSHIP: | |
1276 | case IP_DROP_SOURCE_MEMBERSHIP: | |
1277 | if (optlen != sizeof (struct target_ip_mreq_source)) | |
1278 | return -TARGET_EINVAL; | |
1279 | ||
1280 | ip_mreq_source = lock_user(VERIFY_READ, optval_addr, optlen, 1); | |
1281 | ret = get_errno(setsockopt(sockfd, level, optname, ip_mreq_source, optlen)); | |
1282 | unlock_user (ip_mreq_source, optval_addr, 0); | |
1283 | break; | |
1284 | ||
8853f86e FB |
1285 | default: |
1286 | goto unimplemented; | |
1287 | } | |
1288 | break; | |
3532fa74 | 1289 | case TARGET_SOL_SOCKET: |
8853f86e FB |
1290 | switch (optname) { |
1291 | /* Options with 'int' argument. */ | |
3532fa74 FB |
1292 | case TARGET_SO_DEBUG: |
1293 | optname = SO_DEBUG; | |
1294 | break; | |
1295 | case TARGET_SO_REUSEADDR: | |
1296 | optname = SO_REUSEADDR; | |
1297 | break; | |
1298 | case TARGET_SO_TYPE: | |
1299 | optname = SO_TYPE; | |
1300 | break; | |
1301 | case TARGET_SO_ERROR: | |
1302 | optname = SO_ERROR; | |
1303 | break; | |
1304 | case TARGET_SO_DONTROUTE: | |
1305 | optname = SO_DONTROUTE; | |
1306 | break; | |
1307 | case TARGET_SO_BROADCAST: | |
1308 | optname = SO_BROADCAST; | |
1309 | break; | |
1310 | case TARGET_SO_SNDBUF: | |
1311 | optname = SO_SNDBUF; | |
1312 | break; | |
1313 | case TARGET_SO_RCVBUF: | |
1314 | optname = SO_RCVBUF; | |
1315 | break; | |
1316 | case TARGET_SO_KEEPALIVE: | |
1317 | optname = SO_KEEPALIVE; | |
1318 | break; | |
1319 | case TARGET_SO_OOBINLINE: | |
1320 | optname = SO_OOBINLINE; | |
1321 | break; | |
1322 | case TARGET_SO_NO_CHECK: | |
1323 | optname = SO_NO_CHECK; | |
1324 | break; | |
1325 | case TARGET_SO_PRIORITY: | |
1326 | optname = SO_PRIORITY; | |
1327 | break; | |
5e83e8e3 | 1328 | #ifdef SO_BSDCOMPAT |
3532fa74 FB |
1329 | case TARGET_SO_BSDCOMPAT: |
1330 | optname = SO_BSDCOMPAT; | |
1331 | break; | |
5e83e8e3 | 1332 | #endif |
3532fa74 FB |
1333 | case TARGET_SO_PASSCRED: |
1334 | optname = SO_PASSCRED; | |
1335 | break; | |
1336 | case TARGET_SO_TIMESTAMP: | |
1337 | optname = SO_TIMESTAMP; | |
1338 | break; | |
1339 | case TARGET_SO_RCVLOWAT: | |
1340 | optname = SO_RCVLOWAT; | |
1341 | break; | |
1342 | case TARGET_SO_RCVTIMEO: | |
1343 | optname = SO_RCVTIMEO; | |
1344 | break; | |
1345 | case TARGET_SO_SNDTIMEO: | |
1346 | optname = SO_SNDTIMEO; | |
1347 | break; | |
8853f86e FB |
1348 | break; |
1349 | default: | |
1350 | goto unimplemented; | |
1351 | } | |
3532fa74 | 1352 | if (optlen < sizeof(uint32_t)) |
2f619698 | 1353 | return -TARGET_EINVAL; |
3532fa74 | 1354 | |
2f619698 FB |
1355 | if (get_user_u32(val, optval_addr)) |
1356 | return -TARGET_EFAULT; | |
3532fa74 | 1357 | ret = get_errno(setsockopt(sockfd, SOL_SOCKET, optname, &val, sizeof(val))); |
8853f86e | 1358 | break; |
7854b056 | 1359 | default: |
8853f86e FB |
1360 | unimplemented: |
1361 | gemu_log("Unsupported setsockopt level=%d optname=%d \n", level, optname); | |
6fa13c17 | 1362 | ret = -TARGET_ENOPROTOOPT; |
7854b056 | 1363 | } |
8853f86e | 1364 | return ret; |
7854b056 FB |
1365 | } |
1366 | ||
0da46a6e | 1367 | /* do_getsockopt() Must return target values and target errnos. */ |
992f48a0 | 1368 | static abi_long do_getsockopt(int sockfd, int level, int optname, |
2f619698 | 1369 | abi_ulong optval_addr, abi_ulong optlen) |
7854b056 | 1370 | { |
992f48a0 | 1371 | abi_long ret; |
b55266b5 BS |
1372 | int len, val; |
1373 | socklen_t lv; | |
8853f86e FB |
1374 | |
1375 | switch(level) { | |
3532fa74 FB |
1376 | case TARGET_SOL_SOCKET: |
1377 | level = SOL_SOCKET; | |
8853f86e | 1378 | switch (optname) { |
3532fa74 FB |
1379 | case TARGET_SO_LINGER: |
1380 | case TARGET_SO_RCVTIMEO: | |
1381 | case TARGET_SO_SNDTIMEO: | |
1382 | case TARGET_SO_PEERCRED: | |
1383 | case TARGET_SO_PEERNAME: | |
8853f86e FB |
1384 | /* These don't just return a single integer */ |
1385 | goto unimplemented; | |
1386 | default: | |
2efbe911 FB |
1387 | goto int_case; |
1388 | } | |
1389 | break; | |
1390 | case SOL_TCP: | |
1391 | /* TCP options all take an 'int' value. */ | |
1392 | int_case: | |
2f619698 FB |
1393 | if (get_user_u32(len, optlen)) |
1394 | return -TARGET_EFAULT; | |
2efbe911 | 1395 | if (len < 0) |
0da46a6e | 1396 | return -TARGET_EINVAL; |
2efbe911 FB |
1397 | lv = sizeof(int); |
1398 | ret = get_errno(getsockopt(sockfd, level, optname, &val, &lv)); | |
1399 | if (ret < 0) | |
1400 | return ret; | |
2efbe911 FB |
1401 | if (len > lv) |
1402 | len = lv; | |
2f619698 FB |
1403 | if (len == 4) { |
1404 | if (put_user_u32(val, optval_addr)) | |
1405 | return -TARGET_EFAULT; | |
1406 | } else { | |
1407 | if (put_user_u8(val, optval_addr)) | |
1408 | return -TARGET_EFAULT; | |
1409 | } | |
1410 | if (put_user_u32(len, optlen)) | |
1411 | return -TARGET_EFAULT; | |
2efbe911 FB |
1412 | break; |
1413 | case SOL_IP: | |
1414 | switch(optname) { | |
1415 | case IP_TOS: | |
1416 | case IP_TTL: | |
1417 | case IP_HDRINCL: | |
1418 | case IP_ROUTER_ALERT: | |
1419 | case IP_RECVOPTS: | |
1420 | case IP_RETOPTS: | |
1421 | case IP_PKTINFO: | |
1422 | case IP_MTU_DISCOVER: | |
1423 | case IP_RECVERR: | |
1424 | case IP_RECVTOS: | |
1425 | #ifdef IP_FREEBIND | |
1426 | case IP_FREEBIND: | |
1427 | #endif | |
1428 | case IP_MULTICAST_TTL: | |
1429 | case IP_MULTICAST_LOOP: | |
2f619698 FB |
1430 | if (get_user_u32(len, optlen)) |
1431 | return -TARGET_EFAULT; | |
8853f86e | 1432 | if (len < 0) |
0da46a6e | 1433 | return -TARGET_EINVAL; |
8853f86e FB |
1434 | lv = sizeof(int); |
1435 | ret = get_errno(getsockopt(sockfd, level, optname, &val, &lv)); | |
1436 | if (ret < 0) | |
1437 | return ret; | |
2efbe911 | 1438 | if (len < sizeof(int) && len > 0 && val >= 0 && val < 255) { |
2efbe911 | 1439 | len = 1; |
2f619698 FB |
1440 | if (put_user_u32(len, optlen) |
1441 | || put_user_u8(val, optval_addr)) | |
1442 | return -TARGET_EFAULT; | |
2efbe911 | 1443 | } else { |
2efbe911 FB |
1444 | if (len > sizeof(int)) |
1445 | len = sizeof(int); | |
2f619698 FB |
1446 | if (put_user_u32(len, optlen) |
1447 | || put_user_u32(val, optval_addr)) | |
1448 | return -TARGET_EFAULT; | |
2efbe911 | 1449 | } |
8853f86e | 1450 | break; |
2efbe911 | 1451 | default: |
c02f499e TS |
1452 | ret = -TARGET_ENOPROTOOPT; |
1453 | break; | |
8853f86e FB |
1454 | } |
1455 | break; | |
1456 | default: | |
1457 | unimplemented: | |
1458 | gemu_log("getsockopt level=%d optname=%d not yet supported\n", | |
1459 | level, optname); | |
c02f499e | 1460 | ret = -TARGET_EOPNOTSUPP; |
8853f86e FB |
1461 | break; |
1462 | } | |
1463 | return ret; | |
7854b056 FB |
1464 | } |
1465 | ||
579a97f7 FB |
1466 | /* FIXME |
1467 | * lock_iovec()/unlock_iovec() have a return code of 0 for success where | |
1468 | * other lock functions have a return code of 0 for failure. | |
1469 | */ | |
1470 | static abi_long lock_iovec(int type, struct iovec *vec, abi_ulong target_addr, | |
1471 | int count, int copy) | |
53a5960a PB |
1472 | { |
1473 | struct target_iovec *target_vec; | |
992f48a0 | 1474 | abi_ulong base; |
d732dcb4 | 1475 | int i; |
53a5960a | 1476 | |
579a97f7 FB |
1477 | target_vec = lock_user(VERIFY_READ, target_addr, count * sizeof(struct target_iovec), 1); |
1478 | if (!target_vec) | |
1479 | return -TARGET_EFAULT; | |
53a5960a PB |
1480 | for(i = 0;i < count; i++) { |
1481 | base = tswapl(target_vec[i].iov_base); | |
1482 | vec[i].iov_len = tswapl(target_vec[i].iov_len); | |
41df8411 FB |
1483 | if (vec[i].iov_len != 0) { |
1484 | vec[i].iov_base = lock_user(type, base, vec[i].iov_len, copy); | |
d732dcb4 AZ |
1485 | /* Don't check lock_user return value. We must call writev even |
1486 | if a element has invalid base address. */ | |
41df8411 FB |
1487 | } else { |
1488 | /* zero length pointer is ignored */ | |
1489 | vec[i].iov_base = NULL; | |
1490 | } | |
579a97f7 FB |
1491 | } |
1492 | unlock_user (target_vec, target_addr, 0); | |
1493 | return 0; | |
53a5960a PB |
1494 | } |
1495 | ||
579a97f7 FB |
1496 | static abi_long unlock_iovec(struct iovec *vec, abi_ulong target_addr, |
1497 | int count, int copy) | |
53a5960a PB |
1498 | { |
1499 | struct target_iovec *target_vec; | |
992f48a0 | 1500 | abi_ulong base; |
53a5960a PB |
1501 | int i; |
1502 | ||
579a97f7 FB |
1503 | target_vec = lock_user(VERIFY_READ, target_addr, count * sizeof(struct target_iovec), 1); |
1504 | if (!target_vec) | |
1505 | return -TARGET_EFAULT; | |
53a5960a | 1506 | for(i = 0;i < count; i++) { |
d732dcb4 AZ |
1507 | if (target_vec[i].iov_base) { |
1508 | base = tswapl(target_vec[i].iov_base); | |
1509 | unlock_user(vec[i].iov_base, base, copy ? vec[i].iov_len : 0); | |
1510 | } | |
53a5960a PB |
1511 | } |
1512 | unlock_user (target_vec, target_addr, 0); | |
579a97f7 FB |
1513 | |
1514 | return 0; | |
53a5960a PB |
1515 | } |
1516 | ||
0da46a6e | 1517 | /* do_socket() Must return target values and target errnos. */ |
992f48a0 | 1518 | static abi_long do_socket(int domain, int type, int protocol) |
3532fa74 FB |
1519 | { |
1520 | #if defined(TARGET_MIPS) | |
1521 | switch(type) { | |
1522 | case TARGET_SOCK_DGRAM: | |
1523 | type = SOCK_DGRAM; | |
1524 | break; | |
1525 | case TARGET_SOCK_STREAM: | |
1526 | type = SOCK_STREAM; | |
1527 | break; | |
1528 | case TARGET_SOCK_RAW: | |
1529 | type = SOCK_RAW; | |
1530 | break; | |
1531 | case TARGET_SOCK_RDM: | |
1532 | type = SOCK_RDM; | |
1533 | break; | |
1534 | case TARGET_SOCK_SEQPACKET: | |
1535 | type = SOCK_SEQPACKET; | |
1536 | break; | |
1537 | case TARGET_SOCK_PACKET: | |
1538 | type = SOCK_PACKET; | |
1539 | break; | |
1540 | } | |
1541 | #endif | |
12bc92ab AZ |
1542 | if (domain == PF_NETLINK) |
1543 | return -EAFNOSUPPORT; /* do not NETLINK socket connections possible */ | |
3532fa74 FB |
1544 | return get_errno(socket(domain, type, protocol)); |
1545 | } | |
1546 | ||
0da46a6e | 1547 | /* do_bind() Must return target values and target errnos. */ |
992f48a0 BS |
1548 | static abi_long do_bind(int sockfd, abi_ulong target_addr, |
1549 | socklen_t addrlen) | |
3532fa74 | 1550 | { |
8f7aeaf6 | 1551 | void *addr; |
917507b0 | 1552 | abi_long ret; |
8f7aeaf6 | 1553 | |
be09ac41 | 1554 | if (addrlen < 0) |
8f7aeaf6 AJ |
1555 | return -TARGET_EINVAL; |
1556 | ||
607175e0 | 1557 | addr = alloca(addrlen+1); |
3b46e624 | 1558 | |
917507b0 AP |
1559 | ret = target_to_host_sockaddr(addr, target_addr, addrlen); |
1560 | if (ret) | |
1561 | return ret; | |
1562 | ||
3532fa74 FB |
1563 | return get_errno(bind(sockfd, addr, addrlen)); |
1564 | } | |
1565 | ||
0da46a6e | 1566 | /* do_connect() Must return target values and target errnos. */ |
992f48a0 BS |
1567 | static abi_long do_connect(int sockfd, abi_ulong target_addr, |
1568 | socklen_t addrlen) | |
3532fa74 | 1569 | { |
8f7aeaf6 | 1570 | void *addr; |
917507b0 | 1571 | abi_long ret; |
8f7aeaf6 | 1572 | |
be09ac41 | 1573 | if (addrlen < 0) |
8f7aeaf6 AJ |
1574 | return -TARGET_EINVAL; |
1575 | ||
1576 | addr = alloca(addrlen); | |
3b46e624 | 1577 | |
917507b0 AP |
1578 | ret = target_to_host_sockaddr(addr, target_addr, addrlen); |
1579 | if (ret) | |
1580 | return ret; | |
1581 | ||
3532fa74 FB |
1582 | return get_errno(connect(sockfd, addr, addrlen)); |
1583 | } | |
1584 | ||
0da46a6e | 1585 | /* do_sendrecvmsg() Must return target values and target errnos. */ |
992f48a0 BS |
1586 | static abi_long do_sendrecvmsg(int fd, abi_ulong target_msg, |
1587 | int flags, int send) | |
3532fa74 | 1588 | { |
6de645c7 | 1589 | abi_long ret, len; |
3532fa74 FB |
1590 | struct target_msghdr *msgp; |
1591 | struct msghdr msg; | |
1592 | int count; | |
1593 | struct iovec *vec; | |
992f48a0 | 1594 | abi_ulong target_vec; |
3532fa74 | 1595 | |
579a97f7 FB |
1596 | /* FIXME */ |
1597 | if (!lock_user_struct(send ? VERIFY_READ : VERIFY_WRITE, | |
1598 | msgp, | |
1599 | target_msg, | |
1600 | send ? 1 : 0)) | |
1601 | return -TARGET_EFAULT; | |
3532fa74 FB |
1602 | if (msgp->msg_name) { |
1603 | msg.msg_namelen = tswap32(msgp->msg_namelen); | |
1604 | msg.msg_name = alloca(msg.msg_namelen); | |
917507b0 | 1605 | ret = target_to_host_sockaddr(msg.msg_name, tswapl(msgp->msg_name), |
3532fa74 | 1606 | msg.msg_namelen); |
917507b0 AP |
1607 | if (ret) { |
1608 | unlock_user_struct(msgp, target_msg, send ? 0 : 1); | |
1609 | return ret; | |
1610 | } | |
3532fa74 FB |
1611 | } else { |
1612 | msg.msg_name = NULL; | |
1613 | msg.msg_namelen = 0; | |
1614 | } | |
1615 | msg.msg_controllen = 2 * tswapl(msgp->msg_controllen); | |
1616 | msg.msg_control = alloca(msg.msg_controllen); | |
1617 | msg.msg_flags = tswap32(msgp->msg_flags); | |
3b46e624 | 1618 | |
3532fa74 FB |
1619 | count = tswapl(msgp->msg_iovlen); |
1620 | vec = alloca(count * sizeof(struct iovec)); | |
1621 | target_vec = tswapl(msgp->msg_iov); | |
579a97f7 | 1622 | lock_iovec(send ? VERIFY_READ : VERIFY_WRITE, vec, target_vec, count, send); |
3532fa74 FB |
1623 | msg.msg_iovlen = count; |
1624 | msg.msg_iov = vec; | |
3b46e624 | 1625 | |
3532fa74 | 1626 | if (send) { |
5a4a898d FB |
1627 | ret = target_to_host_cmsg(&msg, msgp); |
1628 | if (ret == 0) | |
1629 | ret = get_errno(sendmsg(fd, &msg, flags)); | |
3532fa74 FB |
1630 | } else { |
1631 | ret = get_errno(recvmsg(fd, &msg, flags)); | |
6de645c7 AZ |
1632 | if (!is_error(ret)) { |
1633 | len = ret; | |
5a4a898d | 1634 | ret = host_to_target_cmsg(msgp, &msg); |
6de645c7 AZ |
1635 | if (!is_error(ret)) |
1636 | ret = len; | |
1637 | } | |
3532fa74 FB |
1638 | } |
1639 | unlock_iovec(vec, target_vec, count, !send); | |
579a97f7 | 1640 | unlock_user_struct(msgp, target_msg, send ? 0 : 1); |
3532fa74 FB |
1641 | return ret; |
1642 | } | |
1643 | ||
0da46a6e | 1644 | /* do_accept() Must return target values and target errnos. */ |
992f48a0 | 1645 | static abi_long do_accept(int fd, abi_ulong target_addr, |
2f619698 | 1646 | abi_ulong target_addrlen_addr) |
1be9e1dc | 1647 | { |
2f619698 FB |
1648 | socklen_t addrlen; |
1649 | void *addr; | |
992f48a0 | 1650 | abi_long ret; |
1be9e1dc | 1651 | |
917507b0 AP |
1652 | if (target_addr == 0) |
1653 | return get_errno(accept(fd, NULL, NULL)); | |
1654 | ||
1655 | /* linux returns EINVAL if addrlen pointer is invalid */ | |
2f619698 | 1656 | if (get_user_u32(addrlen, target_addrlen_addr)) |
917507b0 | 1657 | return -TARGET_EINVAL; |
2f619698 | 1658 | |
be09ac41 | 1659 | if (addrlen < 0) |
8f7aeaf6 AJ |
1660 | return -TARGET_EINVAL; |
1661 | ||
917507b0 AP |
1662 | if (!access_ok(VERIFY_WRITE, target_addr, addrlen)) |
1663 | return -TARGET_EINVAL; | |
1664 | ||
2f619698 FB |
1665 | addr = alloca(addrlen); |
1666 | ||
1be9e1dc PB |
1667 | ret = get_errno(accept(fd, addr, &addrlen)); |
1668 | if (!is_error(ret)) { | |
1669 | host_to_target_sockaddr(target_addr, addr, addrlen); | |
2f619698 FB |
1670 | if (put_user_u32(addrlen, target_addrlen_addr)) |
1671 | ret = -TARGET_EFAULT; | |
1be9e1dc PB |
1672 | } |
1673 | return ret; | |
1674 | } | |
1675 | ||
0da46a6e | 1676 | /* do_getpeername() Must return target values and target errnos. */ |
992f48a0 | 1677 | static abi_long do_getpeername(int fd, abi_ulong target_addr, |
2f619698 | 1678 | abi_ulong target_addrlen_addr) |
1be9e1dc | 1679 | { |
2f619698 FB |
1680 | socklen_t addrlen; |
1681 | void *addr; | |
992f48a0 | 1682 | abi_long ret; |
1be9e1dc | 1683 | |
2f619698 FB |
1684 | if (get_user_u32(addrlen, target_addrlen_addr)) |
1685 | return -TARGET_EFAULT; | |
1686 | ||
be09ac41 | 1687 | if (addrlen < 0) |
8f7aeaf6 AJ |
1688 | return -TARGET_EINVAL; |
1689 | ||
917507b0 AP |
1690 | if (!access_ok(VERIFY_WRITE, target_addr, addrlen)) |
1691 | return -TARGET_EFAULT; | |
1692 | ||
2f619698 FB |
1693 | addr = alloca(addrlen); |
1694 | ||
1be9e1dc PB |
1695 | ret = get_errno(getpeername(fd, addr, &addrlen)); |
1696 | if (!is_error(ret)) { | |
1697 | host_to_target_sockaddr(target_addr, addr, addrlen); | |
2f619698 FB |
1698 | if (put_user_u32(addrlen, target_addrlen_addr)) |
1699 | ret = -TARGET_EFAULT; | |
1be9e1dc PB |
1700 | } |
1701 | return ret; | |
1702 | } | |
1703 | ||
0da46a6e | 1704 | /* do_getsockname() Must return target values and target errnos. */ |
992f48a0 | 1705 | static abi_long do_getsockname(int fd, abi_ulong target_addr, |
2f619698 | 1706 | abi_ulong target_addrlen_addr) |
1be9e1dc | 1707 | { |
2f619698 FB |
1708 | socklen_t addrlen; |
1709 | void *addr; | |
992f48a0 | 1710 | abi_long ret; |
1be9e1dc | 1711 | |
2f619698 FB |
1712 | if (get_user_u32(addrlen, target_addrlen_addr)) |
1713 | return -TARGET_EFAULT; | |
1714 | ||
be09ac41 | 1715 | if (addrlen < 0) |
8f7aeaf6 AJ |
1716 | return -TARGET_EINVAL; |
1717 | ||
917507b0 AP |
1718 | if (!access_ok(VERIFY_WRITE, target_addr, addrlen)) |
1719 | return -TARGET_EFAULT; | |
1720 | ||
2f619698 FB |
1721 | addr = alloca(addrlen); |
1722 | ||
1be9e1dc PB |
1723 | ret = get_errno(getsockname(fd, addr, &addrlen)); |
1724 | if (!is_error(ret)) { | |
1725 | host_to_target_sockaddr(target_addr, addr, addrlen); | |
2f619698 FB |
1726 | if (put_user_u32(addrlen, target_addrlen_addr)) |
1727 | ret = -TARGET_EFAULT; | |
1be9e1dc PB |
1728 | } |
1729 | return ret; | |
1730 | } | |
1731 | ||
0da46a6e | 1732 | /* do_socketpair() Must return target values and target errnos. */ |
992f48a0 | 1733 | static abi_long do_socketpair(int domain, int type, int protocol, |
2f619698 | 1734 | abi_ulong target_tab_addr) |
1be9e1dc PB |
1735 | { |
1736 | int tab[2]; | |
992f48a0 | 1737 | abi_long ret; |
1be9e1dc PB |
1738 | |
1739 | ret = get_errno(socketpair(domain, type, protocol, tab)); | |
1740 | if (!is_error(ret)) { | |
2f619698 FB |
1741 | if (put_user_s32(tab[0], target_tab_addr) |
1742 | || put_user_s32(tab[1], target_tab_addr + sizeof(tab[0]))) | |
1743 | ret = -TARGET_EFAULT; | |
1be9e1dc PB |
1744 | } |
1745 | return ret; | |
1746 | } | |
1747 | ||
0da46a6e | 1748 | /* do_sendto() Must return target values and target errnos. */ |
992f48a0 BS |
1749 | static abi_long do_sendto(int fd, abi_ulong msg, size_t len, int flags, |
1750 | abi_ulong target_addr, socklen_t addrlen) | |
1be9e1dc PB |
1751 | { |
1752 | void *addr; | |
1753 | void *host_msg; | |
992f48a0 | 1754 | abi_long ret; |
1be9e1dc | 1755 | |
be09ac41 | 1756 | if (addrlen < 0) |
8f7aeaf6 AJ |
1757 | return -TARGET_EINVAL; |
1758 | ||
579a97f7 FB |
1759 | host_msg = lock_user(VERIFY_READ, msg, len, 1); |
1760 | if (!host_msg) | |
1761 | return -TARGET_EFAULT; | |
1be9e1dc PB |
1762 | if (target_addr) { |
1763 | addr = alloca(addrlen); | |
917507b0 AP |
1764 | ret = target_to_host_sockaddr(addr, target_addr, addrlen); |
1765 | if (ret) { | |
1766 | unlock_user(host_msg, msg, 0); | |
1767 | return ret; | |
1768 | } | |
1be9e1dc PB |
1769 | ret = get_errno(sendto(fd, host_msg, len, flags, addr, addrlen)); |
1770 | } else { | |
1771 | ret = get_errno(send(fd, host_msg, len, flags)); | |
1772 | } | |
1773 | unlock_user(host_msg, msg, 0); | |
1774 | return ret; | |
1775 | } | |
1776 | ||
0da46a6e | 1777 | /* do_recvfrom() Must return target values and target errnos. */ |
992f48a0 BS |
1778 | static abi_long do_recvfrom(int fd, abi_ulong msg, size_t len, int flags, |
1779 | abi_ulong target_addr, | |
1780 | abi_ulong target_addrlen) | |
1be9e1dc PB |
1781 | { |
1782 | socklen_t addrlen; | |
1783 | void *addr; | |
1784 | void *host_msg; | |
992f48a0 | 1785 | abi_long ret; |
1be9e1dc | 1786 | |
579a97f7 FB |
1787 | host_msg = lock_user(VERIFY_WRITE, msg, len, 0); |
1788 | if (!host_msg) | |
1789 | return -TARGET_EFAULT; | |
1be9e1dc | 1790 | if (target_addr) { |
2f619698 FB |
1791 | if (get_user_u32(addrlen, target_addrlen)) { |
1792 | ret = -TARGET_EFAULT; | |
1793 | goto fail; | |
1794 | } | |
be09ac41 | 1795 | if (addrlen < 0) { |
8f7aeaf6 AJ |
1796 | ret = -TARGET_EINVAL; |
1797 | goto fail; | |
1798 | } | |
1be9e1dc PB |
1799 | addr = alloca(addrlen); |
1800 | ret = get_errno(recvfrom(fd, host_msg, len, flags, addr, &addrlen)); | |
1801 | } else { | |
1802 | addr = NULL; /* To keep compiler quiet. */ | |
1803 | ret = get_errno(recv(fd, host_msg, len, flags)); | |
1804 | } | |
1805 | if (!is_error(ret)) { | |
1806 | if (target_addr) { | |
1807 | host_to_target_sockaddr(target_addr, addr, addrlen); | |
2f619698 FB |
1808 | if (put_user_u32(addrlen, target_addrlen)) { |
1809 | ret = -TARGET_EFAULT; | |
1810 | goto fail; | |
1811 | } | |
1be9e1dc PB |
1812 | } |
1813 | unlock_user(host_msg, msg, len); | |
1814 | } else { | |
2f619698 | 1815 | fail: |
1be9e1dc PB |
1816 | unlock_user(host_msg, msg, 0); |
1817 | } | |
1818 | return ret; | |
1819 | } | |
1820 | ||
32407103 | 1821 | #ifdef TARGET_NR_socketcall |
0da46a6e | 1822 | /* do_socketcall() Must return target values and target errnos. */ |
992f48a0 | 1823 | static abi_long do_socketcall(int num, abi_ulong vptr) |
31e31b8a | 1824 | { |
992f48a0 BS |
1825 | abi_long ret; |
1826 | const int n = sizeof(abi_ulong); | |
31e31b8a FB |
1827 | |
1828 | switch(num) { | |
1829 | case SOCKOP_socket: | |
7854b056 | 1830 | { |
98818189 | 1831 | abi_ulong domain, type, protocol; |
2f619698 | 1832 | |
98818189 UH |
1833 | if (get_user_ual(domain, vptr) |
1834 | || get_user_ual(type, vptr + n) | |
1835 | || get_user_ual(protocol, vptr + 2 * n)) | |
2f619698 FB |
1836 | return -TARGET_EFAULT; |
1837 | ||
3532fa74 | 1838 | ret = do_socket(domain, type, protocol); |
7854b056 | 1839 | } |
31e31b8a FB |
1840 | break; |
1841 | case SOCKOP_bind: | |
7854b056 | 1842 | { |
98818189 | 1843 | abi_ulong sockfd; |
2f619698 FB |
1844 | abi_ulong target_addr; |
1845 | socklen_t addrlen; | |
1846 | ||
98818189 | 1847 | if (get_user_ual(sockfd, vptr) |
2f619698 | 1848 | || get_user_ual(target_addr, vptr + n) |
98818189 | 1849 | || get_user_ual(addrlen, vptr + 2 * n)) |
2f619698 FB |
1850 | return -TARGET_EFAULT; |
1851 | ||
3532fa74 | 1852 | ret = do_bind(sockfd, target_addr, addrlen); |
7854b056 | 1853 | } |
31e31b8a FB |
1854 | break; |
1855 | case SOCKOP_connect: | |
7854b056 | 1856 | { |
98818189 | 1857 | abi_ulong sockfd; |
2f619698 FB |
1858 | abi_ulong target_addr; |
1859 | socklen_t addrlen; | |
1860 | ||
98818189 | 1861 | if (get_user_ual(sockfd, vptr) |
2f619698 | 1862 | || get_user_ual(target_addr, vptr + n) |
98818189 | 1863 | || get_user_ual(addrlen, vptr + 2 * n)) |
2f619698 FB |
1864 | return -TARGET_EFAULT; |
1865 | ||
3532fa74 | 1866 | ret = do_connect(sockfd, target_addr, addrlen); |
7854b056 | 1867 | } |
31e31b8a FB |
1868 | break; |
1869 | case SOCKOP_listen: | |
7854b056 | 1870 | { |
98818189 | 1871 | abi_ulong sockfd, backlog; |
2f619698 | 1872 | |
98818189 UH |
1873 | if (get_user_ual(sockfd, vptr) |
1874 | || get_user_ual(backlog, vptr + n)) | |
2f619698 FB |
1875 | return -TARGET_EFAULT; |
1876 | ||
7854b056 FB |
1877 | ret = get_errno(listen(sockfd, backlog)); |
1878 | } | |
31e31b8a FB |
1879 | break; |
1880 | case SOCKOP_accept: | |
1881 | { | |
98818189 | 1882 | abi_ulong sockfd; |
2f619698 FB |
1883 | abi_ulong target_addr, target_addrlen; |
1884 | ||
98818189 | 1885 | if (get_user_ual(sockfd, vptr) |
2f619698 | 1886 | || get_user_ual(target_addr, vptr + n) |
98818189 | 1887 | || get_user_ual(target_addrlen, vptr + 2 * n)) |
2f619698 FB |
1888 | return -TARGET_EFAULT; |
1889 | ||
1be9e1dc | 1890 | ret = do_accept(sockfd, target_addr, target_addrlen); |
31e31b8a FB |
1891 | } |
1892 | break; | |
1893 | case SOCKOP_getsockname: | |
1894 | { | |
98818189 | 1895 | abi_ulong sockfd; |
2f619698 FB |
1896 | abi_ulong target_addr, target_addrlen; |
1897 | ||
98818189 | 1898 | if (get_user_ual(sockfd, vptr) |
2f619698 | 1899 | || get_user_ual(target_addr, vptr + n) |
98818189 | 1900 | || get_user_ual(target_addrlen, vptr + 2 * n)) |
2f619698 FB |
1901 | return -TARGET_EFAULT; |
1902 | ||
1be9e1dc | 1903 | ret = do_getsockname(sockfd, target_addr, target_addrlen); |
31e31b8a FB |
1904 | } |
1905 | break; | |
1906 | case SOCKOP_getpeername: | |
1907 | { | |
98818189 | 1908 | abi_ulong sockfd; |
2f619698 FB |
1909 | abi_ulong target_addr, target_addrlen; |
1910 | ||
98818189 | 1911 | if (get_user_ual(sockfd, vptr) |
2f619698 | 1912 | || get_user_ual(target_addr, vptr + n) |
98818189 | 1913 | || get_user_ual(target_addrlen, vptr + 2 * n)) |
2f619698 FB |
1914 | return -TARGET_EFAULT; |
1915 | ||
1be9e1dc | 1916 | ret = do_getpeername(sockfd, target_addr, target_addrlen); |
31e31b8a FB |
1917 | } |
1918 | break; | |
1919 | case SOCKOP_socketpair: | |
1920 | { | |
98818189 | 1921 | abi_ulong domain, type, protocol; |
2f619698 FB |
1922 | abi_ulong tab; |
1923 | ||
98818189 UH |
1924 | if (get_user_ual(domain, vptr) |
1925 | || get_user_ual(type, vptr + n) | |
1926 | || get_user_ual(protocol, vptr + 2 * n) | |
2f619698 FB |
1927 | || get_user_ual(tab, vptr + 3 * n)) |
1928 | return -TARGET_EFAULT; | |
1929 | ||
1be9e1dc | 1930 | ret = do_socketpair(domain, type, protocol, tab); |
31e31b8a FB |
1931 | } |
1932 | break; | |
1933 | case SOCKOP_send: | |
7854b056 | 1934 | { |
98818189 | 1935 | abi_ulong sockfd; |
2f619698 FB |
1936 | abi_ulong msg; |
1937 | size_t len; | |
98818189 | 1938 | abi_ulong flags; |
2f619698 | 1939 | |
98818189 | 1940 | if (get_user_ual(sockfd, vptr) |
2f619698 FB |
1941 | || get_user_ual(msg, vptr + n) |
1942 | || get_user_ual(len, vptr + 2 * n) | |
98818189 | 1943 | || get_user_ual(flags, vptr + 3 * n)) |
2f619698 FB |
1944 | return -TARGET_EFAULT; |
1945 | ||
1be9e1dc | 1946 | ret = do_sendto(sockfd, msg, len, flags, 0, 0); |
7854b056 | 1947 | } |
31e31b8a FB |
1948 | break; |
1949 | case SOCKOP_recv: | |
7854b056 | 1950 | { |
98818189 | 1951 | abi_ulong sockfd; |
2f619698 FB |
1952 | abi_ulong msg; |
1953 | size_t len; | |
98818189 | 1954 | abi_ulong flags; |
2f619698 | 1955 | |
98818189 | 1956 | if (get_user_ual(sockfd, vptr) |
2f619698 FB |
1957 | || get_user_ual(msg, vptr + n) |
1958 | || get_user_ual(len, vptr + 2 * n) | |
98818189 | 1959 | || get_user_ual(flags, vptr + 3 * n)) |
2f619698 FB |
1960 | return -TARGET_EFAULT; |
1961 | ||
1be9e1dc | 1962 | ret = do_recvfrom(sockfd, msg, len, flags, 0, 0); |
7854b056 | 1963 | } |
31e31b8a FB |
1964 | break; |
1965 | case SOCKOP_sendto: | |
7854b056 | 1966 | { |
98818189 | 1967 | abi_ulong sockfd; |
2f619698 FB |
1968 | abi_ulong msg; |
1969 | size_t len; | |
98818189 | 1970 | abi_ulong flags; |
2f619698 FB |
1971 | abi_ulong addr; |
1972 | socklen_t addrlen; | |
1973 | ||
98818189 | 1974 | if (get_user_ual(sockfd, vptr) |
2f619698 FB |
1975 | || get_user_ual(msg, vptr + n) |
1976 | || get_user_ual(len, vptr + 2 * n) | |
98818189 | 1977 | || get_user_ual(flags, vptr + 3 * n) |
2f619698 | 1978 | || get_user_ual(addr, vptr + 4 * n) |
98818189 | 1979 | || get_user_ual(addrlen, vptr + 5 * n)) |
2f619698 FB |
1980 | return -TARGET_EFAULT; |
1981 | ||
1be9e1dc | 1982 | ret = do_sendto(sockfd, msg, len, flags, addr, addrlen); |
7854b056 | 1983 | } |
31e31b8a FB |
1984 | break; |
1985 | case SOCKOP_recvfrom: | |
1986 | { | |
98818189 | 1987 | abi_ulong sockfd; |
2f619698 FB |
1988 | abi_ulong msg; |
1989 | size_t len; | |
98818189 | 1990 | abi_ulong flags; |
2f619698 FB |
1991 | abi_ulong addr; |
1992 | socklen_t addrlen; | |
1993 | ||
98818189 | 1994 | if (get_user_ual(sockfd, vptr) |
2f619698 FB |
1995 | || get_user_ual(msg, vptr + n) |
1996 | || get_user_ual(len, vptr + 2 * n) | |
98818189 | 1997 | || get_user_ual(flags, vptr + 3 * n) |
2f619698 | 1998 | || get_user_ual(addr, vptr + 4 * n) |
98818189 | 1999 | || get_user_ual(addrlen, vptr + 5 * n)) |
2f619698 FB |
2000 | return -TARGET_EFAULT; |
2001 | ||
1be9e1dc | 2002 | ret = do_recvfrom(sockfd, msg, len, flags, addr, addrlen); |
31e31b8a FB |
2003 | } |
2004 | break; | |
2005 | case SOCKOP_shutdown: | |
7854b056 | 2006 | { |
98818189 | 2007 | abi_ulong sockfd, how; |
2f619698 | 2008 | |
98818189 UH |
2009 | if (get_user_ual(sockfd, vptr) |
2010 | || get_user_ual(how, vptr + n)) | |
2f619698 | 2011 | return -TARGET_EFAULT; |
7854b056 FB |
2012 | |
2013 | ret = get_errno(shutdown(sockfd, how)); | |
2014 | } | |
31e31b8a FB |
2015 | break; |
2016 | case SOCKOP_sendmsg: | |
2017 | case SOCKOP_recvmsg: | |
1a9353d2 | 2018 | { |
98818189 | 2019 | abi_ulong fd; |
992f48a0 | 2020 | abi_ulong target_msg; |
98818189 | 2021 | abi_ulong flags; |
1a9353d2 | 2022 | |
98818189 | 2023 | if (get_user_ual(fd, vptr) |
2f619698 | 2024 | || get_user_ual(target_msg, vptr + n) |
98818189 | 2025 | || get_user_ual(flags, vptr + 2 * n)) |
2f619698 | 2026 | return -TARGET_EFAULT; |
3532fa74 | 2027 | |
5fafdf24 | 2028 | ret = do_sendrecvmsg(fd, target_msg, flags, |
3532fa74 | 2029 | (num == SOCKOP_sendmsg)); |
1a9353d2 FB |
2030 | } |
2031 | break; | |
31e31b8a | 2032 | case SOCKOP_setsockopt: |
7854b056 | 2033 | { |
98818189 UH |
2034 | abi_ulong sockfd; |
2035 | abi_ulong level; | |
2036 | abi_ulong optname; | |
2f619698 FB |
2037 | abi_ulong optval; |
2038 | socklen_t optlen; | |
2039 | ||
98818189 UH |
2040 | if (get_user_ual(sockfd, vptr) |
2041 | || get_user_ual(level, vptr + n) | |
2042 | || get_user_ual(optname, vptr + 2 * n) | |
2f619698 | 2043 | || get_user_ual(optval, vptr + 3 * n) |
98818189 | 2044 | || get_user_ual(optlen, vptr + 4 * n)) |
2f619698 | 2045 | return -TARGET_EFAULT; |
7854b056 FB |
2046 | |
2047 | ret = do_setsockopt(sockfd, level, optname, optval, optlen); | |
2048 | } | |
2049 | break; | |
31e31b8a | 2050 | case SOCKOP_getsockopt: |
7854b056 | 2051 | { |
98818189 UH |
2052 | abi_ulong sockfd; |
2053 | abi_ulong level; | |
2054 | abi_ulong optname; | |
2f619698 FB |
2055 | abi_ulong optval; |
2056 | socklen_t optlen; | |
2057 | ||
98818189 UH |
2058 | if (get_user_ual(sockfd, vptr) |
2059 | || get_user_ual(level, vptr + n) | |
2060 | || get_user_ual(optname, vptr + 2 * n) | |
2f619698 | 2061 | || get_user_ual(optval, vptr + 3 * n) |
98818189 | 2062 | || get_user_ual(optlen, vptr + 4 * n)) |
2f619698 | 2063 | return -TARGET_EFAULT; |
7854b056 | 2064 | |
2f619698 | 2065 | ret = do_getsockopt(sockfd, level, optname, optval, optlen); |
7854b056 FB |
2066 | } |
2067 | break; | |
31e31b8a FB |
2068 | default: |
2069 | gemu_log("Unsupported socketcall: %d\n", num); | |
0da46a6e | 2070 | ret = -TARGET_ENOSYS; |
31e31b8a FB |
2071 | break; |
2072 | } | |
2073 | return ret; | |
2074 | } | |
32407103 | 2075 | #endif |
31e31b8a | 2076 | |
8853f86e FB |
2077 | #define N_SHM_REGIONS 32 |
2078 | ||
2079 | static struct shm_region { | |
5a4a898d FB |
2080 | abi_ulong start; |
2081 | abi_ulong size; | |
8853f86e FB |
2082 | } shm_regions[N_SHM_REGIONS]; |
2083 | ||
3eb6b044 TS |
2084 | struct target_ipc_perm |
2085 | { | |
992f48a0 BS |
2086 | abi_long __key; |
2087 | abi_ulong uid; | |
2088 | abi_ulong gid; | |
2089 | abi_ulong cuid; | |
2090 | abi_ulong cgid; | |
3eb6b044 TS |
2091 | unsigned short int mode; |
2092 | unsigned short int __pad1; | |
2093 | unsigned short int __seq; | |
2094 | unsigned short int __pad2; | |
992f48a0 BS |
2095 | abi_ulong __unused1; |
2096 | abi_ulong __unused2; | |
3eb6b044 TS |
2097 | }; |
2098 | ||
2099 | struct target_semid_ds | |
2100 | { | |
2101 | struct target_ipc_perm sem_perm; | |
992f48a0 BS |
2102 | abi_ulong sem_otime; |
2103 | abi_ulong __unused1; | |
2104 | abi_ulong sem_ctime; | |
2105 | abi_ulong __unused2; | |
2106 | abi_ulong sem_nsems; | |
2107 | abi_ulong __unused3; | |
2108 | abi_ulong __unused4; | |
3eb6b044 TS |
2109 | }; |
2110 | ||
579a97f7 FB |
2111 | static inline abi_long target_to_host_ipc_perm(struct ipc_perm *host_ip, |
2112 | abi_ulong target_addr) | |
3eb6b044 TS |
2113 | { |
2114 | struct target_ipc_perm *target_ip; | |
2115 | struct target_semid_ds *target_sd; | |
2116 | ||
579a97f7 FB |
2117 | if (!lock_user_struct(VERIFY_READ, target_sd, target_addr, 1)) |
2118 | return -TARGET_EFAULT; | |
e8bbe36c | 2119 | target_ip = &(target_sd->sem_perm); |
3eb6b044 TS |
2120 | host_ip->__key = tswapl(target_ip->__key); |
2121 | host_ip->uid = tswapl(target_ip->uid); | |
2122 | host_ip->gid = tswapl(target_ip->gid); | |
2123 | host_ip->cuid = tswapl(target_ip->cuid); | |
2124 | host_ip->cgid = tswapl(target_ip->cgid); | |
2125 | host_ip->mode = tswapl(target_ip->mode); | |
2126 | unlock_user_struct(target_sd, target_addr, 0); | |
579a97f7 | 2127 | return 0; |
3eb6b044 TS |
2128 | } |
2129 | ||
579a97f7 FB |
2130 | static inline abi_long host_to_target_ipc_perm(abi_ulong target_addr, |
2131 | struct ipc_perm *host_ip) | |
3eb6b044 TS |
2132 | { |
2133 | struct target_ipc_perm *target_ip; | |
2134 | struct target_semid_ds *target_sd; | |
2135 | ||
579a97f7 FB |
2136 | if (!lock_user_struct(VERIFY_WRITE, target_sd, target_addr, 0)) |
2137 | return -TARGET_EFAULT; | |
3eb6b044 TS |
2138 | target_ip = &(target_sd->sem_perm); |
2139 | target_ip->__key = tswapl(host_ip->__key); | |
2140 | target_ip->uid = tswapl(host_ip->uid); | |
2141 | target_ip->gid = tswapl(host_ip->gid); | |
2142 | target_ip->cuid = tswapl(host_ip->cuid); | |
2143 | target_ip->cgid = tswapl(host_ip->cgid); | |
2144 | target_ip->mode = tswapl(host_ip->mode); | |
2145 | unlock_user_struct(target_sd, target_addr, 1); | |
579a97f7 | 2146 | return 0; |
3eb6b044 TS |
2147 | } |
2148 | ||
579a97f7 FB |
2149 | static inline abi_long target_to_host_semid_ds(struct semid_ds *host_sd, |
2150 | abi_ulong target_addr) | |
3eb6b044 TS |
2151 | { |
2152 | struct target_semid_ds *target_sd; | |
2153 | ||
579a97f7 FB |
2154 | if (!lock_user_struct(VERIFY_READ, target_sd, target_addr, 1)) |
2155 | return -TARGET_EFAULT; | |
e5289087 AJ |
2156 | if (target_to_host_ipc_perm(&(host_sd->sem_perm),target_addr)) |
2157 | return -TARGET_EFAULT; | |
3eb6b044 TS |
2158 | host_sd->sem_nsems = tswapl(target_sd->sem_nsems); |
2159 | host_sd->sem_otime = tswapl(target_sd->sem_otime); | |
2160 | host_sd->sem_ctime = tswapl(target_sd->sem_ctime); | |
2161 | unlock_user_struct(target_sd, target_addr, 0); | |
579a97f7 | 2162 | return 0; |
3eb6b044 TS |
2163 | } |
2164 | ||
579a97f7 FB |
2165 | static inline abi_long host_to_target_semid_ds(abi_ulong target_addr, |
2166 | struct semid_ds *host_sd) | |
3eb6b044 TS |
2167 | { |
2168 | struct target_semid_ds *target_sd; | |
2169 | ||
579a97f7 FB |
2170 | if (!lock_user_struct(VERIFY_WRITE, target_sd, target_addr, 0)) |
2171 | return -TARGET_EFAULT; | |
e5289087 AJ |
2172 | if (host_to_target_ipc_perm(target_addr,&(host_sd->sem_perm))) |
2173 | return -TARGET_EFAULT;; | |
3eb6b044 TS |
2174 | target_sd->sem_nsems = tswapl(host_sd->sem_nsems); |
2175 | target_sd->sem_otime = tswapl(host_sd->sem_otime); | |
2176 | target_sd->sem_ctime = tswapl(host_sd->sem_ctime); | |
2177 | unlock_user_struct(target_sd, target_addr, 1); | |
579a97f7 | 2178 | return 0; |
3eb6b044 TS |
2179 | } |
2180 | ||
e5289087 AJ |
2181 | struct target_seminfo { |
2182 | int semmap; | |
2183 | int semmni; | |
2184 | int semmns; | |
2185 | int semmnu; | |
2186 | int semmsl; | |
2187 | int semopm; | |
2188 | int semume; | |
2189 | int semusz; | |
2190 | int semvmx; | |
2191 | int semaem; | |
2192 | }; | |
2193 | ||
2194 | static inline abi_long host_to_target_seminfo(abi_ulong target_addr, | |
2195 | struct seminfo *host_seminfo) | |
2196 | { | |
2197 | struct target_seminfo *target_seminfo; | |
2198 | if (!lock_user_struct(VERIFY_WRITE, target_seminfo, target_addr, 0)) | |
2199 | return -TARGET_EFAULT; | |
2200 | __put_user(host_seminfo->semmap, &target_seminfo->semmap); | |
2201 | __put_user(host_seminfo->semmni, &target_seminfo->semmni); | |
2202 | __put_user(host_seminfo->semmns, &target_seminfo->semmns); | |
2203 | __put_user(host_seminfo->semmnu, &target_seminfo->semmnu); | |
2204 | __put_user(host_seminfo->semmsl, &target_seminfo->semmsl); | |
2205 | __put_user(host_seminfo->semopm, &target_seminfo->semopm); | |
2206 | __put_user(host_seminfo->semume, &target_seminfo->semume); | |
2207 | __put_user(host_seminfo->semusz, &target_seminfo->semusz); | |
2208 | __put_user(host_seminfo->semvmx, &target_seminfo->semvmx); | |
2209 | __put_user(host_seminfo->semaem, &target_seminfo->semaem); | |
2210 | unlock_user_struct(target_seminfo, target_addr, 1); | |
2211 | return 0; | |
2212 | } | |
2213 | ||
fa294816 TS |
2214 | union semun { |
2215 | int val; | |
3eb6b044 | 2216 | struct semid_ds *buf; |
fa294816 | 2217 | unsigned short *array; |
e5289087 | 2218 | struct seminfo *__buf; |
fa294816 TS |
2219 | }; |
2220 | ||
3eb6b044 TS |
2221 | union target_semun { |
2222 | int val; | |
e5289087 AJ |
2223 | abi_ulong buf; |
2224 | abi_ulong array; | |
2225 | abi_ulong __buf; | |
3eb6b044 TS |
2226 | }; |
2227 | ||
e5289087 AJ |
2228 | static inline abi_long target_to_host_semarray(int semid, unsigned short **host_array, |
2229 | abi_ulong target_addr) | |
3eb6b044 | 2230 | { |
e5289087 AJ |
2231 | int nsems; |
2232 | unsigned short *array; | |
2233 | union semun semun; | |
2234 | struct semid_ds semid_ds; | |
2235 | int i, ret; | |
3eb6b044 | 2236 | |
e5289087 AJ |
2237 | semun.buf = &semid_ds; |
2238 | ||
2239 | ret = semctl(semid, 0, IPC_STAT, semun); | |
2240 | if (ret == -1) | |
2241 | return get_errno(ret); | |
2242 | ||
2243 | nsems = semid_ds.sem_nsems; | |
2244 | ||
2245 | *host_array = malloc(nsems*sizeof(unsigned short)); | |
2246 | array = lock_user(VERIFY_READ, target_addr, | |
2247 | nsems*sizeof(unsigned short), 1); | |
2248 | if (!array) | |
2249 | return -TARGET_EFAULT; | |
2250 | ||
2251 | for(i=0; i<nsems; i++) { | |
2252 | __get_user((*host_array)[i], &array[i]); | |
3eb6b044 | 2253 | } |
e5289087 AJ |
2254 | unlock_user(array, target_addr, 0); |
2255 | ||
579a97f7 | 2256 | return 0; |
3eb6b044 TS |
2257 | } |
2258 | ||
e5289087 AJ |
2259 | static inline abi_long host_to_target_semarray(int semid, abi_ulong target_addr, |
2260 | unsigned short **host_array) | |
3eb6b044 | 2261 | { |
e5289087 AJ |
2262 | int nsems; |
2263 | unsigned short *array; | |
2264 | union semun semun; | |
2265 | struct semid_ds semid_ds; | |
2266 | int i, ret; | |
3eb6b044 | 2267 | |
e5289087 AJ |
2268 | semun.buf = &semid_ds; |
2269 | ||
2270 | ret = semctl(semid, 0, IPC_STAT, semun); | |
2271 | if (ret == -1) | |
2272 | return get_errno(ret); | |
2273 | ||
2274 | nsems = semid_ds.sem_nsems; | |
2275 | ||
2276 | array = lock_user(VERIFY_WRITE, target_addr, | |
2277 | nsems*sizeof(unsigned short), 0); | |
2278 | if (!array) | |
2279 | return -TARGET_EFAULT; | |
2280 | ||
2281 | for(i=0; i<nsems; i++) { | |
2282 | __put_user((*host_array)[i], &array[i]); | |
3eb6b044 | 2283 | } |
e5289087 AJ |
2284 | free(*host_array); |
2285 | unlock_user(array, target_addr, 1); | |
2286 | ||
579a97f7 | 2287 | return 0; |
3eb6b044 TS |
2288 | } |
2289 | ||
e5289087 AJ |
2290 | static inline abi_long do_semctl(int semid, int semnum, int cmd, |
2291 | union target_semun target_su) | |
3eb6b044 TS |
2292 | { |
2293 | union semun arg; | |
2294 | struct semid_ds dsarg; | |
7b8118e8 | 2295 | unsigned short *array = NULL; |
e5289087 AJ |
2296 | struct seminfo seminfo; |
2297 | abi_long ret = -TARGET_EINVAL; | |
2298 | abi_long err; | |
2299 | cmd &= 0xff; | |
3eb6b044 TS |
2300 | |
2301 | switch( cmd ) { | |
2302 | case GETVAL: | |
3eb6b044 | 2303 | case SETVAL: |
e5289087 AJ |
2304 | arg.val = tswapl(target_su.val); |
2305 | ret = get_errno(semctl(semid, semnum, cmd, arg)); | |
2306 | target_su.val = tswapl(arg.val); | |
3eb6b044 TS |
2307 | break; |
2308 | case GETALL: | |
3eb6b044 | 2309 | case SETALL: |
e5289087 AJ |
2310 | err = target_to_host_semarray(semid, &array, target_su.array); |
2311 | if (err) | |
2312 | return err; | |
2313 | arg.array = array; | |
2314 | ret = get_errno(semctl(semid, semnum, cmd, arg)); | |
2315 | err = host_to_target_semarray(semid, target_su.array, &array); | |
2316 | if (err) | |
2317 | return err; | |
3eb6b044 TS |
2318 | break; |
2319 | case IPC_STAT: | |
3eb6b044 | 2320 | case IPC_SET: |
e5289087 AJ |
2321 | case SEM_STAT: |
2322 | err = target_to_host_semid_ds(&dsarg, target_su.buf); | |
2323 | if (err) | |
2324 | return err; | |
2325 | arg.buf = &dsarg; | |
2326 | ret = get_errno(semctl(semid, semnum, cmd, arg)); | |
2327 | err = host_to_target_semid_ds(target_su.buf, &dsarg); | |
2328 | if (err) | |
2329 | return err; | |
2330 | break; | |
2331 | case IPC_INFO: | |
2332 | case SEM_INFO: | |
2333 | arg.__buf = &seminfo; | |
2334 | ret = get_errno(semctl(semid, semnum, cmd, arg)); | |
2335 | err = host_to_target_seminfo(target_su.__buf, &seminfo); | |
2336 | if (err) | |
2337 | return err; | |
2338 | break; | |
2339 | case IPC_RMID: | |
2340 | case GETPID: | |
2341 | case GETNCNT: | |
2342 | case GETZCNT: | |
2343 | ret = get_errno(semctl(semid, semnum, cmd, NULL)); | |
3eb6b044 | 2344 | break; |
3eb6b044 TS |
2345 | } |
2346 | ||
2347 | return ret; | |
2348 | } | |
2349 | ||
e5289087 AJ |
2350 | struct target_sembuf { |
2351 | unsigned short sem_num; | |
2352 | short sem_op; | |
2353 | short sem_flg; | |
2354 | }; | |
2355 | ||
2356 | static inline abi_long target_to_host_sembuf(struct sembuf *host_sembuf, | |
2357 | abi_ulong target_addr, | |
2358 | unsigned nsops) | |
2359 | { | |
2360 | struct target_sembuf *target_sembuf; | |
2361 | int i; | |
2362 | ||
2363 | target_sembuf = lock_user(VERIFY_READ, target_addr, | |
2364 | nsops*sizeof(struct target_sembuf), 1); | |
2365 | if (!target_sembuf) | |
2366 | return -TARGET_EFAULT; | |
2367 | ||
2368 | for(i=0; i<nsops; i++) { | |
2369 | __get_user(host_sembuf[i].sem_num, &target_sembuf[i].sem_num); | |
2370 | __get_user(host_sembuf[i].sem_op, &target_sembuf[i].sem_op); | |
2371 | __get_user(host_sembuf[i].sem_flg, &target_sembuf[i].sem_flg); | |
2372 | } | |
2373 | ||
2374 | unlock_user(target_sembuf, target_addr, 0); | |
2375 | ||
2376 | return 0; | |
2377 | } | |
2378 | ||
2379 | static inline abi_long do_semop(int semid, abi_long ptr, unsigned nsops) | |
2380 | { | |
2381 | struct sembuf sops[nsops]; | |
2382 | ||
2383 | if (target_to_host_sembuf(sops, ptr, nsops)) | |
2384 | return -TARGET_EFAULT; | |
2385 | ||
2386 | return semop(semid, sops, nsops); | |
2387 | } | |
2388 | ||
1bc012f6 TS |
2389 | struct target_msqid_ds |
2390 | { | |
1c54ff97 AJ |
2391 | struct target_ipc_perm msg_perm; |
2392 | abi_ulong msg_stime; | |
2393 | #if TARGET_ABI_BITS == 32 | |
2394 | abi_ulong __unused1; | |
2395 | #endif | |
2396 | abi_ulong msg_rtime; | |
2397 | #if TARGET_ABI_BITS == 32 | |
2398 | abi_ulong __unused2; | |
2399 | #endif | |
2400 | abi_ulong msg_ctime; | |
2401 | #if TARGET_ABI_BITS == 32 | |
2402 | abi_ulong __unused3; | |
2403 | #endif | |
2404 | abi_ulong __msg_cbytes; | |
2405 | abi_ulong msg_qnum; | |
2406 | abi_ulong msg_qbytes; | |
2407 | abi_ulong msg_lspid; | |
2408 | abi_ulong msg_lrpid; | |
2409 | abi_ulong __unused4; | |
2410 | abi_ulong __unused5; | |
1bc012f6 TS |
2411 | }; |
2412 | ||
579a97f7 FB |
2413 | static inline abi_long target_to_host_msqid_ds(struct msqid_ds *host_md, |
2414 | abi_ulong target_addr) | |
1bc012f6 TS |
2415 | { |
2416 | struct target_msqid_ds *target_md; | |
2417 | ||
579a97f7 FB |
2418 | if (!lock_user_struct(VERIFY_READ, target_md, target_addr, 1)) |
2419 | return -TARGET_EFAULT; | |
1c54ff97 AJ |
2420 | if (target_to_host_ipc_perm(&(host_md->msg_perm),target_addr)) |
2421 | return -TARGET_EFAULT; | |
1bc012f6 TS |
2422 | host_md->msg_stime = tswapl(target_md->msg_stime); |
2423 | host_md->msg_rtime = tswapl(target_md->msg_rtime); | |
2424 | host_md->msg_ctime = tswapl(target_md->msg_ctime); | |
2425 | host_md->__msg_cbytes = tswapl(target_md->__msg_cbytes); | |
2426 | host_md->msg_qnum = tswapl(target_md->msg_qnum); | |
2427 | host_md->msg_qbytes = tswapl(target_md->msg_qbytes); | |
2428 | host_md->msg_lspid = tswapl(target_md->msg_lspid); | |
2429 | host_md->msg_lrpid = tswapl(target_md->msg_lrpid); | |
2430 | unlock_user_struct(target_md, target_addr, 0); | |
579a97f7 | 2431 | return 0; |
1bc012f6 TS |
2432 | } |
2433 | ||
579a97f7 FB |
2434 | static inline abi_long host_to_target_msqid_ds(abi_ulong target_addr, |
2435 | struct msqid_ds *host_md) | |
1bc012f6 TS |
2436 | { |
2437 | struct target_msqid_ds *target_md; | |
2438 | ||
579a97f7 FB |
2439 | if (!lock_user_struct(VERIFY_WRITE, target_md, target_addr, 0)) |
2440 | return -TARGET_EFAULT; | |
1c54ff97 AJ |
2441 | if (host_to_target_ipc_perm(target_addr,&(host_md->msg_perm))) |
2442 | return -TARGET_EFAULT; | |
1bc012f6 TS |
2443 | target_md->msg_stime = tswapl(host_md->msg_stime); |
2444 | target_md->msg_rtime = tswapl(host_md->msg_rtime); | |
2445 | target_md->msg_ctime = tswapl(host_md->msg_ctime); | |
2446 | target_md->__msg_cbytes = tswapl(host_md->__msg_cbytes); | |
2447 | target_md->msg_qnum = tswapl(host_md->msg_qnum); | |
2448 | target_md->msg_qbytes = tswapl(host_md->msg_qbytes); | |
2449 | target_md->msg_lspid = tswapl(host_md->msg_lspid); | |
2450 | target_md->msg_lrpid = tswapl(host_md->msg_lrpid); | |
2451 | unlock_user_struct(target_md, target_addr, 1); | |
579a97f7 | 2452 | return 0; |
1bc012f6 TS |
2453 | } |
2454 | ||
1c54ff97 AJ |
2455 | struct target_msginfo { |
2456 | int msgpool; | |
2457 | int msgmap; | |
2458 | int msgmax; | |
2459 | int msgmnb; | |
2460 | int msgmni; | |
2461 | int msgssz; | |
2462 | int msgtql; | |
2463 | unsigned short int msgseg; | |
2464 | }; | |
2465 | ||
2466 | static inline abi_long host_to_target_msginfo(abi_ulong target_addr, | |
2467 | struct msginfo *host_msginfo) | |
2468 | { | |
2469 | struct target_msginfo *target_msginfo; | |
2470 | if (!lock_user_struct(VERIFY_WRITE, target_msginfo, target_addr, 0)) | |
2471 | return -TARGET_EFAULT; | |
2472 | __put_user(host_msginfo->msgpool, &target_msginfo->msgpool); | |
2473 | __put_user(host_msginfo->msgmap, &target_msginfo->msgmap); | |
2474 | __put_user(host_msginfo->msgmax, &target_msginfo->msgmax); | |
2475 | __put_user(host_msginfo->msgmnb, &target_msginfo->msgmnb); | |
2476 | __put_user(host_msginfo->msgmni, &target_msginfo->msgmni); | |
2477 | __put_user(host_msginfo->msgssz, &target_msginfo->msgssz); | |
2478 | __put_user(host_msginfo->msgtql, &target_msginfo->msgtql); | |
2479 | __put_user(host_msginfo->msgseg, &target_msginfo->msgseg); | |
2480 | unlock_user_struct(target_msginfo, target_addr, 1); | |
00b229ac | 2481 | return 0; |
1c54ff97 AJ |
2482 | } |
2483 | ||
2484 | static inline abi_long do_msgctl(int msgid, int cmd, abi_long ptr) | |
1bc012f6 TS |
2485 | { |
2486 | struct msqid_ds dsarg; | |
1c54ff97 AJ |
2487 | struct msginfo msginfo; |
2488 | abi_long ret = -TARGET_EINVAL; | |
2489 | ||
2490 | cmd &= 0xff; | |
2491 | ||
2492 | switch (cmd) { | |
1bc012f6 TS |
2493 | case IPC_STAT: |
2494 | case IPC_SET: | |
1c54ff97 AJ |
2495 | case MSG_STAT: |
2496 | if (target_to_host_msqid_ds(&dsarg,ptr)) | |
2497 | return -TARGET_EFAULT; | |
2498 | ret = get_errno(msgctl(msgid, cmd, &dsarg)); | |
2499 | if (host_to_target_msqid_ds(ptr,&dsarg)) | |
2500 | return -TARGET_EFAULT; | |
2501 | break; | |
2502 | case IPC_RMID: | |
2503 | ret = get_errno(msgctl(msgid, cmd, NULL)); | |
2504 | break; | |
2505 | case IPC_INFO: | |
2506 | case MSG_INFO: | |
2507 | ret = get_errno(msgctl(msgid, cmd, (struct msqid_ds *)&msginfo)); | |
2508 | if (host_to_target_msginfo(ptr, &msginfo)) | |
2509 | return -TARGET_EFAULT; | |
2510 | break; | |
1bc012f6 | 2511 | } |
1c54ff97 | 2512 | |
1bc012f6 TS |
2513 | return ret; |
2514 | } | |
2515 | ||
2516 | struct target_msgbuf { | |
1c54ff97 AJ |
2517 | abi_long mtype; |
2518 | char mtext[1]; | |
1bc012f6 TS |
2519 | }; |
2520 | ||
992f48a0 BS |
2521 | static inline abi_long do_msgsnd(int msqid, abi_long msgp, |
2522 | unsigned int msgsz, int msgflg) | |
1bc012f6 TS |
2523 | { |
2524 | struct target_msgbuf *target_mb; | |
2525 | struct msgbuf *host_mb; | |
992f48a0 | 2526 | abi_long ret = 0; |
1bc012f6 | 2527 | |
579a97f7 FB |
2528 | if (!lock_user_struct(VERIFY_READ, target_mb, msgp, 0)) |
2529 | return -TARGET_EFAULT; | |
1bc012f6 | 2530 | host_mb = malloc(msgsz+sizeof(long)); |
1c54ff97 AJ |
2531 | host_mb->mtype = (abi_long) tswapl(target_mb->mtype); |
2532 | memcpy(host_mb->mtext, target_mb->mtext, msgsz); | |
1bc012f6 TS |
2533 | ret = get_errno(msgsnd(msqid, host_mb, msgsz, msgflg)); |
2534 | free(host_mb); | |
2535 | unlock_user_struct(target_mb, msgp, 0); | |
2536 | ||
2537 | return ret; | |
2538 | } | |
2539 | ||
992f48a0 | 2540 | static inline abi_long do_msgrcv(int msqid, abi_long msgp, |
1c54ff97 | 2541 | unsigned int msgsz, abi_long msgtyp, |
992f48a0 | 2542 | int msgflg) |
1bc012f6 TS |
2543 | { |
2544 | struct target_msgbuf *target_mb; | |
579a97f7 | 2545 | char *target_mtext; |
1bc012f6 | 2546 | struct msgbuf *host_mb; |
992f48a0 | 2547 | abi_long ret = 0; |
1bc012f6 | 2548 | |
579a97f7 FB |
2549 | if (!lock_user_struct(VERIFY_WRITE, target_mb, msgp, 0)) |
2550 | return -TARGET_EFAULT; | |
1c54ff97 | 2551 | |
1bc012f6 | 2552 | host_mb = malloc(msgsz+sizeof(long)); |
1c54ff97 AJ |
2553 | ret = get_errno(msgrcv(msqid, host_mb, msgsz, tswapl(msgtyp), msgflg)); |
2554 | ||
579a97f7 FB |
2555 | if (ret > 0) { |
2556 | abi_ulong target_mtext_addr = msgp + sizeof(abi_ulong); | |
2557 | target_mtext = lock_user(VERIFY_WRITE, target_mtext_addr, ret, 0); | |
2558 | if (!target_mtext) { | |
2559 | ret = -TARGET_EFAULT; | |
2560 | goto end; | |
2561 | } | |
1c54ff97 | 2562 | memcpy(target_mb->mtext, host_mb->mtext, ret); |
579a97f7 FB |
2563 | unlock_user(target_mtext, target_mtext_addr, ret); |
2564 | } | |
1c54ff97 | 2565 | |
1bc012f6 TS |
2566 | target_mb->mtype = tswapl(host_mb->mtype); |
2567 | free(host_mb); | |
1bc012f6 | 2568 | |
579a97f7 FB |
2569 | end: |
2570 | if (target_mb) | |
2571 | unlock_user_struct(target_mb, msgp, 1); | |
1bc012f6 TS |
2572 | return ret; |
2573 | } | |
2574 | ||
88a8c984 RV |
2575 | struct target_shmid_ds |
2576 | { | |
2577 | struct target_ipc_perm shm_perm; | |
2578 | abi_ulong shm_segsz; | |
2579 | abi_ulong shm_atime; | |
2580 | #if TARGET_ABI_BITS == 32 | |
2581 | abi_ulong __unused1; | |
2582 | #endif | |
2583 | abi_ulong shm_dtime; | |
2584 | #if TARGET_ABI_BITS == 32 | |
2585 | abi_ulong __unused2; | |
2586 | #endif | |
2587 | abi_ulong shm_ctime; | |
2588 | #if TARGET_ABI_BITS == 32 | |
2589 | abi_ulong __unused3; | |
2590 | #endif | |
2591 | int shm_cpid; | |
2592 | int shm_lpid; | |
2593 | abi_ulong shm_nattch; | |
2594 | unsigned long int __unused4; | |
2595 | unsigned long int __unused5; | |
2596 | }; | |
2597 | ||
2598 | static inline abi_long target_to_host_shmid_ds(struct shmid_ds *host_sd, | |
2599 | abi_ulong target_addr) | |
2600 | { | |
2601 | struct target_shmid_ds *target_sd; | |
2602 | ||
2603 | if (!lock_user_struct(VERIFY_READ, target_sd, target_addr, 1)) | |
2604 | return -TARGET_EFAULT; | |
2605 | if (target_to_host_ipc_perm(&(host_sd->shm_perm), target_addr)) | |
2606 | return -TARGET_EFAULT; | |
2607 | __get_user(host_sd->shm_segsz, &target_sd->shm_segsz); | |
2608 | __get_user(host_sd->shm_atime, &target_sd->shm_atime); | |
2609 | __get_user(host_sd->shm_dtime, &target_sd->shm_dtime); | |
2610 | __get_user(host_sd->shm_ctime, &target_sd->shm_ctime); | |
2611 | __get_user(host_sd->shm_cpid, &target_sd->shm_cpid); | |
2612 | __get_user(host_sd->shm_lpid, &target_sd->shm_lpid); | |
2613 | __get_user(host_sd->shm_nattch, &target_sd->shm_nattch); | |
2614 | unlock_user_struct(target_sd, target_addr, 0); | |
2615 | return 0; | |
2616 | } | |
2617 | ||
2618 | static inline abi_long host_to_target_shmid_ds(abi_ulong target_addr, | |
2619 | struct shmid_ds *host_sd) | |
2620 | { | |
2621 | struct target_shmid_ds *target_sd; | |
2622 | ||
2623 | if (!lock_user_struct(VERIFY_WRITE, target_sd, target_addr, 0)) | |
2624 | return -TARGET_EFAULT; | |
2625 | if (host_to_target_ipc_perm(target_addr, &(host_sd->shm_perm))) | |
2626 | return -TARGET_EFAULT; | |
2627 | __put_user(host_sd->shm_segsz, &target_sd->shm_segsz); | |
2628 | __put_user(host_sd->shm_atime, &target_sd->shm_atime); | |
2629 | __put_user(host_sd->shm_dtime, &target_sd->shm_dtime); | |
2630 | __put_user(host_sd->shm_ctime, &target_sd->shm_ctime); | |
2631 | __put_user(host_sd->shm_cpid, &target_sd->shm_cpid); | |
2632 | __put_user(host_sd->shm_lpid, &target_sd->shm_lpid); | |
2633 | __put_user(host_sd->shm_nattch, &target_sd->shm_nattch); | |
2634 | unlock_user_struct(target_sd, target_addr, 1); | |
2635 | return 0; | |
2636 | } | |
2637 | ||
2638 | struct target_shminfo { | |
2639 | abi_ulong shmmax; | |
2640 | abi_ulong shmmin; | |
2641 | abi_ulong shmmni; | |
2642 | abi_ulong shmseg; | |
2643 | abi_ulong shmall; | |
2644 | }; | |
2645 | ||
2646 | static inline abi_long host_to_target_shminfo(abi_ulong target_addr, | |
2647 | struct shminfo *host_shminfo) | |
2648 | { | |
2649 | struct target_shminfo *target_shminfo; | |
2650 | if (!lock_user_struct(VERIFY_WRITE, target_shminfo, target_addr, 0)) | |
2651 | return -TARGET_EFAULT; | |
2652 | __put_user(host_shminfo->shmmax, &target_shminfo->shmmax); | |
2653 | __put_user(host_shminfo->shmmin, &target_shminfo->shmmin); | |
2654 | __put_user(host_shminfo->shmmni, &target_shminfo->shmmni); | |
2655 | __put_user(host_shminfo->shmseg, &target_shminfo->shmseg); | |
2656 | __put_user(host_shminfo->shmall, &target_shminfo->shmall); | |
2657 | unlock_user_struct(target_shminfo, target_addr, 1); | |
2658 | return 0; | |
2659 | } | |
2660 | ||
2661 | struct target_shm_info { | |
2662 | int used_ids; | |
2663 | abi_ulong shm_tot; | |
2664 | abi_ulong shm_rss; | |
2665 | abi_ulong shm_swp; | |
2666 | abi_ulong swap_attempts; | |
2667 | abi_ulong swap_successes; | |
2668 | }; | |
2669 | ||
2670 | static inline abi_long host_to_target_shm_info(abi_ulong target_addr, | |
2671 | struct shm_info *host_shm_info) | |
2672 | { | |
2673 | struct target_shm_info *target_shm_info; | |
2674 | if (!lock_user_struct(VERIFY_WRITE, target_shm_info, target_addr, 0)) | |
2675 | return -TARGET_EFAULT; | |
2676 | __put_user(host_shm_info->used_ids, &target_shm_info->used_ids); | |
2677 | __put_user(host_shm_info->shm_tot, &target_shm_info->shm_tot); | |
2678 | __put_user(host_shm_info->shm_rss, &target_shm_info->shm_rss); | |
2679 | __put_user(host_shm_info->shm_swp, &target_shm_info->shm_swp); | |
2680 | __put_user(host_shm_info->swap_attempts, &target_shm_info->swap_attempts); | |
2681 | __put_user(host_shm_info->swap_successes, &target_shm_info->swap_successes); | |
2682 | unlock_user_struct(target_shm_info, target_addr, 1); | |
2683 | return 0; | |
2684 | } | |
2685 | ||
2686 | static inline abi_long do_shmctl(int shmid, int cmd, abi_long buf) | |
2687 | { | |
2688 | struct shmid_ds dsarg; | |
2689 | struct shminfo shminfo; | |
2690 | struct shm_info shm_info; | |
2691 | abi_long ret = -TARGET_EINVAL; | |
2692 | ||
2693 | cmd &= 0xff; | |
2694 | ||
2695 | switch(cmd) { | |
2696 | case IPC_STAT: | |
2697 | case IPC_SET: | |
2698 | case SHM_STAT: | |
2699 | if (target_to_host_shmid_ds(&dsarg, buf)) | |
2700 | return -TARGET_EFAULT; | |
2701 | ret = get_errno(shmctl(shmid, cmd, &dsarg)); | |
2702 | if (host_to_target_shmid_ds(buf, &dsarg)) | |
2703 | return -TARGET_EFAULT; | |
2704 | break; | |
2705 | case IPC_INFO: | |
2706 | ret = get_errno(shmctl(shmid, cmd, (struct shmid_ds *)&shminfo)); | |
2707 | if (host_to_target_shminfo(buf, &shminfo)) | |
2708 | return -TARGET_EFAULT; | |
2709 | break; | |
2710 | case SHM_INFO: | |
2711 | ret = get_errno(shmctl(shmid, cmd, (struct shmid_ds *)&shm_info)); | |
2712 | if (host_to_target_shm_info(buf, &shm_info)) | |
2713 | return -TARGET_EFAULT; | |
2714 | break; | |
2715 | case IPC_RMID: | |
2716 | case SHM_LOCK: | |
2717 | case SHM_UNLOCK: | |
2718 | ret = get_errno(shmctl(shmid, cmd, NULL)); | |
2719 | break; | |
2720 | } | |
2721 | ||
2722 | return ret; | |
2723 | } | |
2724 | ||
2725 | static inline abi_ulong do_shmat(int shmid, abi_ulong shmaddr, int shmflg) | |
2726 | { | |
2727 | abi_long raddr; | |
2728 | void *host_raddr; | |
2729 | struct shmid_ds shm_info; | |
2730 | int i,ret; | |
2731 | ||
2732 | /* find out the length of the shared memory segment */ | |
2733 | ret = get_errno(shmctl(shmid, IPC_STAT, &shm_info)); | |
2734 | if (is_error(ret)) { | |
2735 | /* can't get length, bail out */ | |
2736 | return ret; | |
2737 | } | |
2738 | ||
2739 | mmap_lock(); | |
2740 | ||
2741 | if (shmaddr) | |
2742 | host_raddr = shmat(shmid, (void *)g2h(shmaddr), shmflg); | |
2743 | else { | |
2744 | abi_ulong mmap_start; | |
2745 | ||
2746 | mmap_start = mmap_find_vma(0, shm_info.shm_segsz); | |
2747 | ||
2748 | if (mmap_start == -1) { | |
2749 | errno = ENOMEM; | |
2750 | host_raddr = (void *)-1; | |
2751 | } else | |
2752 | host_raddr = shmat(shmid, g2h(mmap_start), shmflg | SHM_REMAP); | |
2753 | } | |
2754 | ||
2755 | if (host_raddr == (void *)-1) { | |
2756 | mmap_unlock(); | |
2757 | return get_errno((long)host_raddr); | |
2758 | } | |
2759 | raddr=h2g((unsigned long)host_raddr); | |
2760 | ||
2761 | page_set_flags(raddr, raddr + shm_info.shm_segsz, | |
2762 | PAGE_VALID | PAGE_READ | | |
2763 | ((shmflg & SHM_RDONLY)? 0 : PAGE_WRITE)); | |
2764 | ||
2765 | for (i = 0; i < N_SHM_REGIONS; i++) { | |
2766 | if (shm_regions[i].start == 0) { | |
2767 | shm_regions[i].start = raddr; | |
2768 | shm_regions[i].size = shm_info.shm_segsz; | |
2769 | break; | |
2770 | } | |
2771 | } | |
2772 | ||
2773 | mmap_unlock(); | |
2774 | return raddr; | |
2775 | ||
2776 | } | |
2777 | ||
2778 | static inline abi_long do_shmdt(abi_ulong shmaddr) | |
2779 | { | |
2780 | int i; | |
2781 | ||
2782 | for (i = 0; i < N_SHM_REGIONS; ++i) { | |
2783 | if (shm_regions[i].start == shmaddr) { | |
2784 | shm_regions[i].start = 0; | |
e00ac249 | 2785 | page_set_flags(shmaddr, shmaddr + shm_regions[i].size, 0); |
88a8c984 RV |
2786 | break; |
2787 | } | |
2788 | } | |
2789 | ||
2790 | return get_errno(shmdt(g2h(shmaddr))); | |
2791 | } | |
2792 | ||
1c54ff97 | 2793 | #ifdef TARGET_NR_ipc |
53a5960a | 2794 | /* ??? This only works with linear mappings. */ |
0da46a6e | 2795 | /* do_ipc() must return target values and target errnos. */ |
992f48a0 BS |
2796 | static abi_long do_ipc(unsigned int call, int first, |
2797 | int second, int third, | |
2798 | abi_long ptr, abi_long fifth) | |
8853f86e FB |
2799 | { |
2800 | int version; | |
992f48a0 | 2801 | abi_long ret = 0; |
8853f86e FB |
2802 | |
2803 | version = call >> 16; | |
2804 | call &= 0xffff; | |
2805 | ||
2806 | switch (call) { | |
fa294816 | 2807 | case IPCOP_semop: |
e5289087 | 2808 | ret = do_semop(first, ptr, second); |
fa294816 TS |
2809 | break; |
2810 | ||
2811 | case IPCOP_semget: | |
2812 | ret = get_errno(semget(first, second, third)); | |
2813 | break; | |
2814 | ||
2815 | case IPCOP_semctl: | |
e5289087 | 2816 | ret = do_semctl(first, second, third, (union target_semun)(abi_ulong) ptr); |
fa294816 | 2817 | break; |
d96372ef | 2818 | |
1c54ff97 AJ |
2819 | case IPCOP_msgget: |
2820 | ret = get_errno(msgget(first, second)); | |
2821 | break; | |
d96372ef | 2822 | |
1c54ff97 AJ |
2823 | case IPCOP_msgsnd: |
2824 | ret = do_msgsnd(first, ptr, second, third); | |
2825 | break; | |
d96372ef | 2826 | |
1c54ff97 AJ |
2827 | case IPCOP_msgctl: |
2828 | ret = do_msgctl(first, second, ptr); | |
2829 | break; | |
d96372ef | 2830 | |
1c54ff97 AJ |
2831 | case IPCOP_msgrcv: |
2832 | switch (version) { | |
2833 | case 0: | |
2834 | { | |
2835 | struct target_ipc_kludge { | |
2836 | abi_long msgp; | |
2837 | abi_long msgtyp; | |
2838 | } *tmp; | |
2839 | ||
2840 | if (!lock_user_struct(VERIFY_READ, tmp, ptr, 1)) { | |
2841 | ret = -TARGET_EFAULT; | |
2842 | break; | |
2843 | } | |
d96372ef | 2844 | |
1c54ff97 | 2845 | ret = do_msgrcv(first, tmp->msgp, second, tmp->msgtyp, third); |
d96372ef | 2846 | |
1c54ff97 AJ |
2847 | unlock_user_struct(tmp, ptr, 0); |
2848 | break; | |
2849 | } | |
2850 | default: | |
2851 | ret = do_msgrcv(first, ptr, second, fifth, third); | |
2852 | } | |
2853 | break; | |
d96372ef | 2854 | |
8853f86e | 2855 | case IPCOP_shmat: |
88a8c984 RV |
2856 | switch (version) { |
2857 | default: | |
5a4a898d FB |
2858 | { |
2859 | abi_ulong raddr; | |
88a8c984 RV |
2860 | raddr = do_shmat(first, ptr, second); |
2861 | if (is_error(raddr)) | |
2862 | return get_errno(raddr); | |
2f619698 | 2863 | if (put_user_ual(raddr, third)) |
5a4a898d | 2864 | return -TARGET_EFAULT; |
88a8c984 RV |
2865 | break; |
2866 | } | |
2867 | case 1: | |
2868 | ret = -TARGET_EINVAL; | |
2869 | break; | |
5a4a898d | 2870 | } |
8853f86e FB |
2871 | break; |
2872 | case IPCOP_shmdt: | |
88a8c984 | 2873 | ret = do_shmdt(ptr); |
8853f86e FB |
2874 | break; |
2875 | ||
2876 | case IPCOP_shmget: | |
2877 | /* IPC_* flag values are the same on all linux platforms */ | |
2878 | ret = get_errno(shmget(first, second, third)); | |
2879 | break; | |
2880 | ||
2881 | /* IPC_* and SHM_* command values are the same on all linux platforms */ | |
2882 | case IPCOP_shmctl: | |
88a8c984 | 2883 | ret = do_shmctl(first, second, third); |
8853f86e FB |
2884 | break; |
2885 | default: | |
32407103 | 2886 | gemu_log("Unsupported ipc call: %d (version %d)\n", call, version); |
0da46a6e | 2887 | ret = -TARGET_ENOSYS; |
8853f86e FB |
2888 | break; |
2889 | } | |
2890 | return ret; | |
2891 | } | |
32407103 | 2892 | #endif |
8853f86e | 2893 | |
31e31b8a FB |
2894 | /* kernel structure types definitions */ |
2895 | #define IFNAMSIZ 16 | |
2896 | ||
001faf32 | 2897 | #define STRUCT(name, ...) STRUCT_ ## name, |
31e31b8a FB |
2898 | #define STRUCT_SPECIAL(name) STRUCT_ ## name, |
2899 | enum { | |
2900 | #include "syscall_types.h" | |
2901 | }; | |
2902 | #undef STRUCT | |
2903 | #undef STRUCT_SPECIAL | |
2904 | ||
001faf32 | 2905 | #define STRUCT(name, ...) static const argtype struct_ ## name ## _def[] = { __VA_ARGS__, TYPE_NULL }; |
31e31b8a FB |
2906 | #define STRUCT_SPECIAL(name) |
2907 | #include "syscall_types.h" | |
2908 | #undef STRUCT | |
2909 | #undef STRUCT_SPECIAL | |
2910 | ||
2911 | typedef struct IOCTLEntry { | |
2ab83ea7 FB |
2912 | unsigned int target_cmd; |
2913 | unsigned int host_cmd; | |
31e31b8a FB |
2914 | const char *name; |
2915 | int access; | |
1a9353d2 | 2916 | const argtype arg_type[5]; |
31e31b8a FB |
2917 | } IOCTLEntry; |
2918 | ||
2919 | #define IOC_R 0x0001 | |
2920 | #define IOC_W 0x0002 | |
2921 | #define IOC_RW (IOC_R | IOC_W) | |
2922 | ||
2923 | #define MAX_STRUCT_SIZE 4096 | |
2924 | ||
9f106a75 | 2925 | static IOCTLEntry ioctl_entries[] = { |
001faf32 BS |
2926 | #define IOCTL(cmd, access, ...) \ |
2927 | { TARGET_ ## cmd, cmd, #cmd, access, { __VA_ARGS__ } }, | |
31e31b8a FB |
2928 | #include "ioctls.h" |
2929 | { 0, 0, }, | |
2930 | }; | |
2931 | ||
53a5960a | 2932 | /* ??? Implement proper locking for ioctls. */ |
0da46a6e | 2933 | /* do_ioctl() Must return target values and target errnos. */ |
992f48a0 | 2934 | static abi_long do_ioctl(int fd, abi_long cmd, abi_long arg) |
31e31b8a FB |
2935 | { |
2936 | const IOCTLEntry *ie; | |
2937 | const argtype *arg_type; | |
992f48a0 | 2938 | abi_long ret; |
31e31b8a | 2939 | uint8_t buf_temp[MAX_STRUCT_SIZE]; |
53a5960a PB |
2940 | int target_size; |
2941 | void *argptr; | |
31e31b8a FB |
2942 | |
2943 | ie = ioctl_entries; | |
2944 | for(;;) { | |
2945 | if (ie->target_cmd == 0) { | |
32407103 | 2946 | gemu_log("Unsupported ioctl: cmd=0x%04lx\n", (long)cmd); |
0da46a6e | 2947 | return -TARGET_ENOSYS; |
31e31b8a FB |
2948 | } |
2949 | if (ie->target_cmd == cmd) | |
2950 | break; | |
2951 | ie++; | |
2952 | } | |
2953 | arg_type = ie->arg_type; | |
9de5e440 | 2954 | #if defined(DEBUG) |
32407103 | 2955 | gemu_log("ioctl: cmd=0x%04lx (%s)\n", (long)cmd, ie->name); |
72f03900 | 2956 | #endif |
31e31b8a FB |
2957 | switch(arg_type[0]) { |
2958 | case TYPE_NULL: | |
2959 | /* no argument */ | |
2960 | ret = get_errno(ioctl(fd, ie->host_cmd)); | |
2961 | break; | |
2962 | case TYPE_PTRVOID: | |
2963 | case TYPE_INT: | |
2964 | /* int argment */ | |
2965 | ret = get_errno(ioctl(fd, ie->host_cmd, arg)); | |
2966 | break; | |
2967 | case TYPE_PTR: | |
2968 | arg_type++; | |
53a5960a | 2969 | target_size = thunk_type_size(arg_type, 0); |
31e31b8a FB |
2970 | switch(ie->access) { |
2971 | case IOC_R: | |
2972 | ret = get_errno(ioctl(fd, ie->host_cmd, buf_temp)); | |
2973 | if (!is_error(ret)) { | |
579a97f7 FB |
2974 | argptr = lock_user(VERIFY_WRITE, arg, target_size, 0); |
2975 | if (!argptr) | |
2976 | return -TARGET_EFAULT; | |
53a5960a PB |
2977 | thunk_convert(argptr, buf_temp, arg_type, THUNK_TARGET); |
2978 | unlock_user(argptr, arg, target_size); | |
31e31b8a FB |
2979 | } |
2980 | break; | |
2981 | case IOC_W: | |
579a97f7 FB |
2982 | argptr = lock_user(VERIFY_READ, arg, target_size, 1); |
2983 | if (!argptr) | |
2984 | return -TARGET_EFAULT; | |
53a5960a PB |
2985 | thunk_convert(buf_temp, argptr, arg_type, THUNK_HOST); |
2986 | unlock_user(argptr, arg, 0); | |
31e31b8a FB |
2987 | ret = get_errno(ioctl(fd, ie->host_cmd, buf_temp)); |
2988 | break; | |
2989 | default: | |
2990 | case IOC_RW: | |
579a97f7 FB |
2991 | argptr = lock_user(VERIFY_READ, arg, target_size, 1); |
2992 | if (!argptr) | |
2993 | return -TARGET_EFAULT; | |
53a5960a PB |
2994 | thunk_convert(buf_temp, argptr, arg_type, THUNK_HOST); |
2995 | unlock_user(argptr, arg, 0); | |
31e31b8a FB |
2996 | ret = get_errno(ioctl(fd, ie->host_cmd, buf_temp)); |
2997 | if (!is_error(ret)) { | |
579a97f7 FB |
2998 | argptr = lock_user(VERIFY_WRITE, arg, target_size, 0); |
2999 | if (!argptr) | |
3000 | return -TARGET_EFAULT; | |
53a5960a PB |
3001 | thunk_convert(argptr, buf_temp, arg_type, THUNK_TARGET); |
3002 | unlock_user(argptr, arg, target_size); | |
31e31b8a FB |
3003 | } |
3004 | break; | |
3005 | } | |
3006 | break; | |
3007 | default: | |
32407103 JM |
3008 | gemu_log("Unsupported ioctl type: cmd=0x%04lx type=%d\n", |
3009 | (long)cmd, arg_type[0]); | |
0da46a6e | 3010 | ret = -TARGET_ENOSYS; |
31e31b8a FB |
3011 | break; |
3012 | } | |
3013 | return ret; | |
3014 | } | |
3015 | ||
b39bc503 | 3016 | static const bitmask_transtbl iflag_tbl[] = { |
31e31b8a FB |
3017 | { TARGET_IGNBRK, TARGET_IGNBRK, IGNBRK, IGNBRK }, |
3018 | { TARGET_BRKINT, TARGET_BRKINT, BRKINT, BRKINT }, | |
3019 | { TARGET_IGNPAR, TARGET_IGNPAR, IGNPAR, IGNPAR }, | |
3020 | { TARGET_PARMRK, TARGET_PARMRK, PARMRK, PARMRK }, | |
3021 | { TARGET_INPCK, TARGET_INPCK, INPCK, INPCK }, | |
3022 | { TARGET_ISTRIP, TARGET_ISTRIP, ISTRIP, ISTRIP }, | |
3023 | { TARGET_INLCR, TARGET_INLCR, INLCR, INLCR }, | |
3024 | { TARGET_IGNCR, TARGET_IGNCR, IGNCR, IGNCR }, | |
3025 | { TARGET_ICRNL, TARGET_ICRNL, ICRNL, ICRNL }, | |
3026 | { TARGET_IUCLC, TARGET_IUCLC, IUCLC, IUCLC }, | |
3027 | { TARGET_IXON, TARGET_IXON, IXON, IXON }, | |
3028 | { TARGET_IXANY, TARGET_IXANY, IXANY, IXANY }, | |
3029 | { TARGET_IXOFF, TARGET_IXOFF, IXOFF, IXOFF }, | |
3030 | { TARGET_IMAXBEL, TARGET_IMAXBEL, IMAXBEL, IMAXBEL }, | |
3031 | { 0, 0, 0, 0 } | |
3032 | }; | |
3033 | ||
b39bc503 | 3034 | static const bitmask_transtbl oflag_tbl[] = { |
31e31b8a FB |
3035 | { TARGET_OPOST, TARGET_OPOST, OPOST, OPOST }, |
3036 | { TARGET_OLCUC, TARGET_OLCUC, OLCUC, OLCUC }, | |
3037 | { TARGET_ONLCR, TARGET_ONLCR, ONLCR, ONLCR }, | |
3038 | { TARGET_OCRNL, TARGET_OCRNL, OCRNL, OCRNL }, | |
3039 | { TARGET_ONOCR, TARGET_ONOCR, ONOCR, ONOCR }, | |
3040 | { TARGET_ONLRET, TARGET_ONLRET, ONLRET, ONLRET }, | |
3041 | { TARGET_OFILL, TARGET_OFILL, OFILL, OFILL }, | |
3042 | { TARGET_OFDEL, TARGET_OFDEL, OFDEL, OFDEL }, | |
3043 | { TARGET_NLDLY, TARGET_NL0, NLDLY, NL0 }, | |
3044 | { TARGET_NLDLY, TARGET_NL1, NLDLY, NL1 }, | |
3045 | { TARGET_CRDLY, TARGET_CR0, CRDLY, CR0 }, | |
3046 | { TARGET_CRDLY, TARGET_CR1, CRDLY, CR1 }, | |
3047 | { TARGET_CRDLY, TARGET_CR2, CRDLY, CR2 }, | |
3048 | { TARGET_CRDLY, TARGET_CR3, CRDLY, CR3 }, | |
3049 | { TARGET_TABDLY, TARGET_TAB0, TABDLY, TAB0 }, | |
3050 | { TARGET_TABDLY, TARGET_TAB1, TABDLY, TAB1 }, | |
3051 | { TARGET_TABDLY, TARGET_TAB2, TABDLY, TAB2 }, | |
3052 | { TARGET_TABDLY, TARGET_TAB3, TABDLY, TAB3 }, | |
3053 | { TARGET_BSDLY, TARGET_BS0, BSDLY, BS0 }, | |
3054 | { TARGET_BSDLY, TARGET_BS1, BSDLY, BS1 }, | |
3055 | { TARGET_VTDLY, TARGET_VT0, VTDLY, VT0 }, | |
3056 | { TARGET_VTDLY, TARGET_VT1, VTDLY, VT1 }, | |
3057 | { TARGET_FFDLY, TARGET_FF0, FFDLY, FF0 }, | |
3058 | { TARGET_FFDLY, TARGET_FF1, FFDLY, FF1 }, | |
3059 | { 0, 0, 0, 0 } | |
3060 | }; | |
3061 | ||
b39bc503 | 3062 | static const bitmask_transtbl cflag_tbl[] = { |
31e31b8a FB |
3063 | { TARGET_CBAUD, TARGET_B0, CBAUD, B0 }, |
3064 | { TARGET_CBAUD, TARGET_B50, CBAUD, B50 }, | |
3065 | { TARGET_CBAUD, TARGET_B75, CBAUD, B75 }, | |
3066 | { TARGET_CBAUD, TARGET_B110, CBAUD, B110 }, | |
3067 | { TARGET_CBAUD, TARGET_B134, CBAUD, B134 }, | |
3068 | { TARGET_CBAUD, TARGET_B150, CBAUD, B150 }, | |
3069 | { TARGET_CBAUD, TARGET_B200, CBAUD, B200 }, | |
3070 | { TARGET_CBAUD, TARGET_B300, CBAUD, B300 }, | |
3071 | { TARGET_CBAUD, TARGET_B600, CBAUD, B600 }, | |
3072 | { TARGET_CBAUD, TARGET_B1200, CBAUD, B1200 }, | |
3073 | { TARGET_CBAUD, TARGET_B1800, CBAUD, B1800 }, | |
3074 | { TARGET_CBAUD, TARGET_B2400, CBAUD, B2400 }, | |
3075 | { TARGET_CBAUD, TARGET_B4800, CBAUD, B4800 }, | |
3076 | { TARGET_CBAUD, TARGET_B9600, CBAUD, B9600 }, | |
3077 | { TARGET_CBAUD, TARGET_B19200, CBAUD, B19200 }, | |
3078 | { TARGET_CBAUD, TARGET_B38400, CBAUD, B38400 }, | |
3079 | { TARGET_CBAUD, TARGET_B57600, CBAUD, B57600 }, | |
3080 | { TARGET_CBAUD, TARGET_B115200, CBAUD, B115200 }, | |
3081 | { TARGET_CBAUD, TARGET_B230400, CBAUD, B230400 }, | |
3082 | { TARGET_CBAUD, TARGET_B460800, CBAUD, B460800 }, | |
3083 | { TARGET_CSIZE, TARGET_CS5, CSIZE, CS5 }, | |
3084 | { TARGET_CSIZE, TARGET_CS6, CSIZE, CS6 }, | |
3085 | { TARGET_CSIZE, TARGET_CS7, CSIZE, CS7 }, | |
3086 | { TARGET_CSIZE, TARGET_CS8, CSIZE, CS8 }, | |
3087 | { TARGET_CSTOPB, TARGET_CSTOPB, CSTOPB, CSTOPB }, | |
3088 | { TARGET_CREAD, TARGET_CREAD, CREAD, CREAD }, | |
3089 | { TARGET_PARENB, TARGET_PARENB, PARENB, PARENB }, | |
3090 | { TARGET_PARODD, TARGET_PARODD, PARODD, PARODD }, | |
3091 | { TARGET_HUPCL, TARGET_HUPCL, HUPCL, HUPCL }, | |
3092 | { TARGET_CLOCAL, TARGET_CLOCAL, CLOCAL, CLOCAL }, | |
3093 | { TARGET_CRTSCTS, TARGET_CRTSCTS, CRTSCTS, CRTSCTS }, | |
3094 | { 0, 0, 0, 0 } | |
3095 | }; | |
3096 | ||
b39bc503 | 3097 | static const bitmask_transtbl lflag_tbl[] = { |
31e31b8a FB |
3098 | { TARGET_ISIG, TARGET_ISIG, ISIG, ISIG }, |
3099 | { TARGET_ICANON, TARGET_ICANON, ICANON, ICANON }, | |
3100 | { TARGET_XCASE, TARGET_XCASE, XCASE, XCASE }, | |
3101 | { TARGET_ECHO, TARGET_ECHO, ECHO, ECHO }, | |
3102 | { TARGET_ECHOE, TARGET_ECHOE, ECHOE, ECHOE }, | |
3103 | { TARGET_ECHOK, TARGET_ECHOK, ECHOK, ECHOK }, | |
3104 | { TARGET_ECHONL, TARGET_ECHONL, ECHONL, ECHONL }, | |
3105 | { TARGET_NOFLSH, TARGET_NOFLSH, NOFLSH, NOFLSH }, | |
3106 | { TARGET_TOSTOP, TARGET_TOSTOP, TOSTOP, TOSTOP }, | |
3107 | { TARGET_ECHOCTL, TARGET_ECHOCTL, ECHOCTL, ECHOCTL }, | |
3108 | { TARGET_ECHOPRT, TARGET_ECHOPRT, ECHOPRT, ECHOPRT }, | |
3109 | { TARGET_ECHOKE, TARGET_ECHOKE, ECHOKE, ECHOKE }, | |
3110 | { TARGET_FLUSHO, TARGET_FLUSHO, FLUSHO, FLUSHO }, | |
3111 | { TARGET_PENDIN, TARGET_PENDIN, PENDIN, PENDIN }, | |
3112 | { TARGET_IEXTEN, TARGET_IEXTEN, IEXTEN, IEXTEN }, | |
3113 | { 0, 0, 0, 0 } | |
3114 | }; | |
3115 | ||
3116 | static void target_to_host_termios (void *dst, const void *src) | |
3117 | { | |
3118 | struct host_termios *host = dst; | |
3119 | const struct target_termios *target = src; | |
3b46e624 | 3120 | |
5fafdf24 | 3121 | host->c_iflag = |
31e31b8a | 3122 | target_to_host_bitmask(tswap32(target->c_iflag), iflag_tbl); |
5fafdf24 | 3123 | host->c_oflag = |
31e31b8a | 3124 | target_to_host_bitmask(tswap32(target->c_oflag), oflag_tbl); |
5fafdf24 | 3125 | host->c_cflag = |
31e31b8a | 3126 | target_to_host_bitmask(tswap32(target->c_cflag), cflag_tbl); |
5fafdf24 | 3127 | host->c_lflag = |
31e31b8a FB |
3128 | target_to_host_bitmask(tswap32(target->c_lflag), lflag_tbl); |
3129 | host->c_line = target->c_line; | |
3b46e624 | 3130 | |
44607123 | 3131 | memset(host->c_cc, 0, sizeof(host->c_cc)); |
5fafdf24 TS |
3132 | host->c_cc[VINTR] = target->c_cc[TARGET_VINTR]; |
3133 | host->c_cc[VQUIT] = target->c_cc[TARGET_VQUIT]; | |
3b46e624 | 3134 | host->c_cc[VERASE] = target->c_cc[TARGET_VERASE]; |
5fafdf24 | 3135 | host->c_cc[VKILL] = target->c_cc[TARGET_VKILL]; |
3b46e624 | 3136 | host->c_cc[VEOF] = target->c_cc[TARGET_VEOF]; |
5fafdf24 | 3137 | host->c_cc[VTIME] = target->c_cc[TARGET_VTIME]; |
3b46e624 | 3138 | host->c_cc[VMIN] = target->c_cc[TARGET_VMIN]; |
5fafdf24 | 3139 | host->c_cc[VSWTC] = target->c_cc[TARGET_VSWTC]; |
3b46e624 | 3140 | host->c_cc[VSTART] = target->c_cc[TARGET_VSTART]; |
5fafdf24 TS |
3141 | host->c_cc[VSTOP] = target->c_cc[TARGET_VSTOP]; |
3142 | host->c_cc[VSUSP] = target->c_cc[TARGET_VSUSP]; | |
3b46e624 TS |
3143 | host->c_cc[VEOL] = target->c_cc[TARGET_VEOL]; |
3144 | host->c_cc[VREPRINT] = target->c_cc[TARGET_VREPRINT]; | |
3145 | host->c_cc[VDISCARD] = target->c_cc[TARGET_VDISCARD]; | |
3146 | host->c_cc[VWERASE] = target->c_cc[TARGET_VWERASE]; | |
3147 | host->c_cc[VLNEXT] = target->c_cc[TARGET_VLNEXT]; | |
5fafdf24 | 3148 | host->c_cc[VEOL2] = target->c_cc[TARGET_VEOL2]; |
31e31b8a | 3149 | } |
3b46e624 | 3150 | |
31e31b8a FB |
3151 | static void host_to_target_termios (void *dst, const void *src) |
3152 | { | |
3153 | struct target_termios *target = dst; | |
3154 | const struct host_termios *host = src; | |
3155 | ||
5fafdf24 | 3156 | target->c_iflag = |
31e31b8a | 3157 | tswap32(host_to_target_bitmask(host->c_iflag, iflag_tbl)); |
5fafdf24 | 3158 | target->c_oflag = |
31e31b8a | 3159 | tswap32(host_to_target_bitmask(host->c_oflag, oflag_tbl)); |
5fafdf24 | 3160 | target->c_cflag = |
31e31b8a | 3161 | tswap32(host_to_target_bitmask(host->c_cflag, cflag_tbl)); |
5fafdf24 | 3162 | target->c_lflag = |
31e31b8a FB |
3163 | tswap32(host_to_target_bitmask(host->c_lflag, lflag_tbl)); |
3164 | target->c_line = host->c_line; | |
3b46e624 | 3165 | |
44607123 | 3166 | memset(target->c_cc, 0, sizeof(target->c_cc)); |
31e31b8a FB |
3167 | target->c_cc[TARGET_VINTR] = host->c_cc[VINTR]; |
3168 | target->c_cc[TARGET_VQUIT] = host->c_cc[VQUIT]; | |
3169 | target->c_cc[TARGET_VERASE] = host->c_cc[VERASE]; | |
3170 | target->c_cc[TARGET_VKILL] = host->c_cc[VKILL]; | |
3171 | target->c_cc[TARGET_VEOF] = host->c_cc[VEOF]; | |
3172 | target->c_cc[TARGET_VTIME] = host->c_cc[VTIME]; | |
3173 | target->c_cc[TARGET_VMIN] = host->c_cc[VMIN]; | |
3174 | target->c_cc[TARGET_VSWTC] = host->c_cc[VSWTC]; | |
3175 | target->c_cc[TARGET_VSTART] = host->c_cc[VSTART]; | |
3176 | target->c_cc[TARGET_VSTOP] = host->c_cc[VSTOP]; | |
3177 | target->c_cc[TARGET_VSUSP] = host->c_cc[VSUSP]; | |
3178 | target->c_cc[TARGET_VEOL] = host->c_cc[VEOL]; | |
3179 | target->c_cc[TARGET_VREPRINT] = host->c_cc[VREPRINT]; | |
3180 | target->c_cc[TARGET_VDISCARD] = host->c_cc[VDISCARD]; | |
3181 | target->c_cc[TARGET_VWERASE] = host->c_cc[VWERASE]; | |
3182 | target->c_cc[TARGET_VLNEXT] = host->c_cc[VLNEXT]; | |
3183 | target->c_cc[TARGET_VEOL2] = host->c_cc[VEOL2]; | |
3184 | } | |
3185 | ||
8e853dc7 | 3186 | static const StructEntry struct_termios_def = { |
31e31b8a FB |
3187 | .convert = { host_to_target_termios, target_to_host_termios }, |
3188 | .size = { sizeof(struct target_termios), sizeof(struct host_termios) }, | |
3189 | .align = { __alignof__(struct target_termios), __alignof__(struct host_termios) }, | |
3190 | }; | |
3191 | ||
5286db75 FB |
3192 | static bitmask_transtbl mmap_flags_tbl[] = { |
3193 | { TARGET_MAP_SHARED, TARGET_MAP_SHARED, MAP_SHARED, MAP_SHARED }, | |
3194 | { TARGET_MAP_PRIVATE, TARGET_MAP_PRIVATE, MAP_PRIVATE, MAP_PRIVATE }, | |
3195 | { TARGET_MAP_FIXED, TARGET_MAP_FIXED, MAP_FIXED, MAP_FIXED }, | |
3196 | { TARGET_MAP_ANONYMOUS, TARGET_MAP_ANONYMOUS, MAP_ANONYMOUS, MAP_ANONYMOUS }, | |
3197 | { TARGET_MAP_GROWSDOWN, TARGET_MAP_GROWSDOWN, MAP_GROWSDOWN, MAP_GROWSDOWN }, | |
3198 | { TARGET_MAP_DENYWRITE, TARGET_MAP_DENYWRITE, MAP_DENYWRITE, MAP_DENYWRITE }, | |
3199 | { TARGET_MAP_EXECUTABLE, TARGET_MAP_EXECUTABLE, MAP_EXECUTABLE, MAP_EXECUTABLE }, | |
3200 | { TARGET_MAP_LOCKED, TARGET_MAP_LOCKED, MAP_LOCKED, MAP_LOCKED }, | |
3201 | { 0, 0, 0, 0 } | |
3202 | }; | |
3203 | ||
2ab83ea7 | 3204 | #if defined(TARGET_I386) |
6dbad63e FB |
3205 | |
3206 | /* NOTE: there is really one LDT for all the threads */ | |
b1d8e52e | 3207 | static uint8_t *ldt_table; |
6dbad63e | 3208 | |
03acab66 | 3209 | static abi_long read_ldt(abi_ulong ptr, unsigned long bytecount) |
6dbad63e FB |
3210 | { |
3211 | int size; | |
53a5960a | 3212 | void *p; |
6dbad63e FB |
3213 | |
3214 | if (!ldt_table) | |
3215 | return 0; | |
3216 | size = TARGET_LDT_ENTRIES * TARGET_LDT_ENTRY_SIZE; | |
3217 | if (size > bytecount) | |
3218 | size = bytecount; | |
579a97f7 FB |
3219 | p = lock_user(VERIFY_WRITE, ptr, size, 0); |
3220 | if (!p) | |
03acab66 | 3221 | return -TARGET_EFAULT; |
579a97f7 | 3222 | /* ??? Should this by byteswapped? */ |
53a5960a PB |
3223 | memcpy(p, ldt_table, size); |
3224 | unlock_user(p, ptr, size); | |
6dbad63e FB |
3225 | return size; |
3226 | } | |
3227 | ||
3228 | /* XXX: add locking support */ | |
03acab66 FB |
3229 | static abi_long write_ldt(CPUX86State *env, |
3230 | abi_ulong ptr, unsigned long bytecount, int oldmode) | |
6dbad63e FB |
3231 | { |
3232 | struct target_modify_ldt_ldt_s ldt_info; | |
53a5960a | 3233 | struct target_modify_ldt_ldt_s *target_ldt_info; |
6dbad63e | 3234 | int seg_32bit, contents, read_exec_only, limit_in_pages; |
8d18e893 | 3235 | int seg_not_present, useable, lm; |
6dbad63e FB |
3236 | uint32_t *lp, entry_1, entry_2; |
3237 | ||
3238 | if (bytecount != sizeof(ldt_info)) | |
03acab66 | 3239 | return -TARGET_EINVAL; |
579a97f7 | 3240 | if (!lock_user_struct(VERIFY_READ, target_ldt_info, ptr, 1)) |
03acab66 | 3241 | return -TARGET_EFAULT; |
53a5960a PB |
3242 | ldt_info.entry_number = tswap32(target_ldt_info->entry_number); |
3243 | ldt_info.base_addr = tswapl(target_ldt_info->base_addr); | |
3244 | ldt_info.limit = tswap32(target_ldt_info->limit); | |
3245 | ldt_info.flags = tswap32(target_ldt_info->flags); | |
3246 | unlock_user_struct(target_ldt_info, ptr, 0); | |
3b46e624 | 3247 | |
6dbad63e | 3248 | if (ldt_info.entry_number >= TARGET_LDT_ENTRIES) |
03acab66 | 3249 | return -TARGET_EINVAL; |
6dbad63e FB |
3250 | seg_32bit = ldt_info.flags & 1; |
3251 | contents = (ldt_info.flags >> 1) & 3; | |
3252 | read_exec_only = (ldt_info.flags >> 3) & 1; | |
3253 | limit_in_pages = (ldt_info.flags >> 4) & 1; | |
3254 | seg_not_present = (ldt_info.flags >> 5) & 1; | |
3255 | useable = (ldt_info.flags >> 6) & 1; | |
8d18e893 FB |
3256 | #ifdef TARGET_ABI32 |
3257 | lm = 0; | |
3258 | #else | |
3259 | lm = (ldt_info.flags >> 7) & 1; | |
3260 | #endif | |
6dbad63e FB |
3261 | if (contents == 3) { |
3262 | if (oldmode) | |
03acab66 | 3263 | return -TARGET_EINVAL; |
6dbad63e | 3264 | if (seg_not_present == 0) |
03acab66 | 3265 | return -TARGET_EINVAL; |
6dbad63e FB |
3266 | } |
3267 | /* allocate the LDT */ | |
3268 | if (!ldt_table) { | |
e441570f AZ |
3269 | env->ldt.base = target_mmap(0, |
3270 | TARGET_LDT_ENTRIES * TARGET_LDT_ENTRY_SIZE, | |
3271 | PROT_READ|PROT_WRITE, | |
3272 | MAP_ANONYMOUS|MAP_PRIVATE, -1, 0); | |
3273 | if (env->ldt.base == -1) | |
03acab66 | 3274 | return -TARGET_ENOMEM; |
e441570f AZ |
3275 | memset(g2h(env->ldt.base), 0, |
3276 | TARGET_LDT_ENTRIES * TARGET_LDT_ENTRY_SIZE); | |
6dbad63e | 3277 | env->ldt.limit = 0xffff; |
e441570f | 3278 | ldt_table = g2h(env->ldt.base); |
6dbad63e FB |
3279 | } |
3280 | ||
3281 | /* NOTE: same code as Linux kernel */ | |
3282 | /* Allow LDTs to be cleared by the user. */ | |
3283 | if (ldt_info.base_addr == 0 && ldt_info.limit == 0) { | |
3284 | if (oldmode || | |
3285 | (contents == 0 && | |
3286 | read_exec_only == 1 && | |
3287 | seg_32bit == 0 && | |
3288 | limit_in_pages == 0 && | |
3289 | seg_not_present == 1 && | |
3290 | useable == 0 )) { | |
3291 | entry_1 = 0; | |
3292 | entry_2 = 0; | |
3293 | goto install; | |
3294 | } | |
3295 | } | |
3b46e624 | 3296 | |
6dbad63e FB |
3297 | entry_1 = ((ldt_info.base_addr & 0x0000ffff) << 16) | |
3298 | (ldt_info.limit & 0x0ffff); | |
3299 | entry_2 = (ldt_info.base_addr & 0xff000000) | | |
3300 | ((ldt_info.base_addr & 0x00ff0000) >> 16) | | |
3301 | (ldt_info.limit & 0xf0000) | | |
3302 | ((read_exec_only ^ 1) << 9) | | |
3303 | (contents << 10) | | |
3304 | ((seg_not_present ^ 1) << 15) | | |
3305 | (seg_32bit << 22) | | |
3306 | (limit_in_pages << 23) | | |
8d18e893 | 3307 | (lm << 21) | |
6dbad63e FB |
3308 | 0x7000; |
3309 | if (!oldmode) | |
3310 | entry_2 |= (useable << 20); | |
14ae3ba7 | 3311 | |
6dbad63e FB |
3312 | /* Install the new entry ... */ |
3313 | install: | |
3314 | lp = (uint32_t *)(ldt_table + (ldt_info.entry_number << 3)); | |
3315 | lp[0] = tswap32(entry_1); | |
3316 | lp[1] = tswap32(entry_2); | |
3317 | return 0; | |
3318 | } | |
3319 | ||
3320 | /* specific and weird i386 syscalls */ | |
8fcd3692 BS |
3321 | static abi_long do_modify_ldt(CPUX86State *env, int func, abi_ulong ptr, |
3322 | unsigned long bytecount) | |
6dbad63e | 3323 | { |
03acab66 | 3324 | abi_long ret; |
3b46e624 | 3325 | |
6dbad63e FB |
3326 | switch (func) { |
3327 | case 0: | |
3328 | ret = read_ldt(ptr, bytecount); | |
3329 | break; | |
3330 | case 1: | |
3331 | ret = write_ldt(env, ptr, bytecount, 1); | |
3332 | break; | |
3333 | case 0x11: | |
3334 | ret = write_ldt(env, ptr, bytecount, 0); | |
3335 | break; | |
03acab66 FB |
3336 | default: |
3337 | ret = -TARGET_ENOSYS; | |
3338 | break; | |
6dbad63e FB |
3339 | } |
3340 | return ret; | |
3341 | } | |
1b6b029e | 3342 | |
4583f589 | 3343 | #if defined(TARGET_I386) && defined(TARGET_ABI32) |
8fcd3692 | 3344 | static abi_long do_set_thread_area(CPUX86State *env, abi_ulong ptr) |
8d18e893 FB |
3345 | { |
3346 | uint64_t *gdt_table = g2h(env->gdt.base); | |
3347 | struct target_modify_ldt_ldt_s ldt_info; | |
3348 | struct target_modify_ldt_ldt_s *target_ldt_info; | |
3349 | int seg_32bit, contents, read_exec_only, limit_in_pages; | |
3350 | int seg_not_present, useable, lm; | |
3351 | uint32_t *lp, entry_1, entry_2; | |
3352 | int i; | |
3353 | ||
3354 | lock_user_struct(VERIFY_WRITE, target_ldt_info, ptr, 1); | |
3355 | if (!target_ldt_info) | |
3356 | return -TARGET_EFAULT; | |
3357 | ldt_info.entry_number = tswap32(target_ldt_info->entry_number); | |
3358 | ldt_info.base_addr = tswapl(target_ldt_info->base_addr); | |
3359 | ldt_info.limit = tswap32(target_ldt_info->limit); | |
3360 | ldt_info.flags = tswap32(target_ldt_info->flags); | |
3361 | if (ldt_info.entry_number == -1) { | |
3362 | for (i=TARGET_GDT_ENTRY_TLS_MIN; i<=TARGET_GDT_ENTRY_TLS_MAX; i++) { | |
3363 | if (gdt_table[i] == 0) { | |
3364 | ldt_info.entry_number = i; | |
3365 | target_ldt_info->entry_number = tswap32(i); | |
3366 | break; | |
3367 | } | |
3368 | } | |
3369 | } | |
3370 | unlock_user_struct(target_ldt_info, ptr, 1); | |
3371 | ||
3372 | if (ldt_info.entry_number < TARGET_GDT_ENTRY_TLS_MIN || | |
3373 | ldt_info.entry_number > TARGET_GDT_ENTRY_TLS_MAX) | |
3374 | return -TARGET_EINVAL; | |
3375 | seg_32bit = ldt_info.flags & 1; | |
3376 | contents = (ldt_info.flags >> 1) & 3; | |
3377 | read_exec_only = (ldt_info.flags >> 3) & 1; | |
3378 | limit_in_pages = (ldt_info.flags >> 4) & 1; | |
3379 | seg_not_present = (ldt_info.flags >> 5) & 1; | |
3380 | useable = (ldt_info.flags >> 6) & 1; | |
3381 | #ifdef TARGET_ABI32 | |
3382 | lm = 0; | |
3383 | #else | |
3384 | lm = (ldt_info.flags >> 7) & 1; | |
3385 | #endif | |
3386 | ||
3387 | if (contents == 3) { | |
3388 | if (seg_not_present == 0) | |
3389 | return -TARGET_EINVAL; | |
3390 | } | |
3391 | ||
3392 | /* NOTE: same code as Linux kernel */ | |
3393 | /* Allow LDTs to be cleared by the user. */ | |
3394 | if (ldt_info.base_addr == 0 && ldt_info.limit == 0) { | |
3395 | if ((contents == 0 && | |
3396 | read_exec_only == 1 && | |
3397 | seg_32bit == 0 && | |
3398 | limit_in_pages == 0 && | |
3399 | seg_not_present == 1 && | |
3400 | useable == 0 )) { | |
3401 | entry_1 = 0; | |
3402 | entry_2 = 0; | |
3403 | goto install; | |
3404 | } | |
3405 | } | |
3406 | ||
3407 | entry_1 = ((ldt_info.base_addr & 0x0000ffff) << 16) | | |
3408 | (ldt_info.limit & 0x0ffff); | |
3409 | entry_2 = (ldt_info.base_addr & 0xff000000) | | |
3410 | ((ldt_info.base_addr & 0x00ff0000) >> 16) | | |
3411 | (ldt_info.limit & 0xf0000) | | |
3412 | ((read_exec_only ^ 1) << 9) | | |
3413 | (contents << 10) | | |
3414 | ((seg_not_present ^ 1) << 15) | | |
3415 | (seg_32bit << 22) | | |
3416 | (limit_in_pages << 23) | | |
3417 | (useable << 20) | | |
3418 | (lm << 21) | | |
3419 | 0x7000; | |
3420 | ||
3421 | /* Install the new entry ... */ | |
3422 | install: | |
3423 | lp = (uint32_t *)(gdt_table + ldt_info.entry_number); | |
3424 | lp[0] = tswap32(entry_1); | |
3425 | lp[1] = tswap32(entry_2); | |
3426 | return 0; | |
3427 | } | |
3428 | ||
8fcd3692 | 3429 | static abi_long do_get_thread_area(CPUX86State *env, abi_ulong ptr) |
8d18e893 FB |
3430 | { |
3431 | struct target_modify_ldt_ldt_s *target_ldt_info; | |
3432 | uint64_t *gdt_table = g2h(env->gdt.base); | |
3433 | uint32_t base_addr, limit, flags; | |
3434 | int seg_32bit, contents, read_exec_only, limit_in_pages, idx; | |
3435 | int seg_not_present, useable, lm; | |
3436 | uint32_t *lp, entry_1, entry_2; | |
3437 | ||
3438 | lock_user_struct(VERIFY_WRITE, target_ldt_info, ptr, 1); | |
3439 | if (!target_ldt_info) | |
3440 | return -TARGET_EFAULT; | |
3441 | idx = tswap32(target_ldt_info->entry_number); | |
3442 | if (idx < TARGET_GDT_ENTRY_TLS_MIN || | |
3443 | idx > TARGET_GDT_ENTRY_TLS_MAX) { | |
3444 | unlock_user_struct(target_ldt_info, ptr, 1); | |
3445 | return -TARGET_EINVAL; | |
3446 | } | |
3447 | lp = (uint32_t *)(gdt_table + idx); | |
3448 | entry_1 = tswap32(lp[0]); | |
3449 | entry_2 = tswap32(lp[1]); | |
3450 | ||
3451 | read_exec_only = ((entry_2 >> 9) & 1) ^ 1; | |
3452 | contents = (entry_2 >> 10) & 3; | |
3453 | seg_not_present = ((entry_2 >> 15) & 1) ^ 1; | |
3454 | seg_32bit = (entry_2 >> 22) & 1; | |
3455 | limit_in_pages = (entry_2 >> 23) & 1; | |
3456 | useable = (entry_2 >> 20) & 1; | |
3457 | #ifdef TARGET_ABI32 | |
3458 | lm = 0; | |
3459 | #else | |
3460 | lm = (entry_2 >> 21) & 1; | |
3461 | #endif | |
3462 | flags = (seg_32bit << 0) | (contents << 1) | | |
3463 | (read_exec_only << 3) | (limit_in_pages << 4) | | |
3464 | (seg_not_present << 5) | (useable << 6) | (lm << 7); | |
3465 | limit = (entry_1 & 0xffff) | (entry_2 & 0xf0000); | |
3466 | base_addr = (entry_1 >> 16) | | |
3467 | (entry_2 & 0xff000000) | | |
3468 | ((entry_2 & 0xff) << 16); | |
3469 | target_ldt_info->base_addr = tswapl(base_addr); | |
3470 | target_ldt_info->limit = tswap32(limit); | |
3471 | target_ldt_info->flags = tswap32(flags); | |
3472 | unlock_user_struct(target_ldt_info, ptr, 1); | |
3473 | return 0; | |
3474 | } | |
4583f589 | 3475 | #endif /* TARGET_I386 && TARGET_ABI32 */ |
8d18e893 | 3476 | |
d2fd1af7 | 3477 | #ifndef TARGET_ABI32 |
8fcd3692 | 3478 | static abi_long do_arch_prctl(CPUX86State *env, int code, abi_ulong addr) |
d2fd1af7 FB |
3479 | { |
3480 | abi_long ret; | |
3481 | abi_ulong val; | |
3482 | int idx; | |
3483 | ||
3484 | switch(code) { | |
3485 | case TARGET_ARCH_SET_GS: | |
3486 | case TARGET_ARCH_SET_FS: | |
3487 | if (code == TARGET_ARCH_SET_GS) | |
3488 | idx = R_GS; | |
3489 | else | |
3490 | idx = R_FS; | |
3491 | cpu_x86_load_seg(env, idx, 0); | |
3492 | env->segs[idx].base = addr; | |
3493 | break; | |
3494 | case TARGET_ARCH_GET_GS: | |
3495 | case TARGET_ARCH_GET_FS: | |
3496 | if (code == TARGET_ARCH_GET_GS) | |
3497 | idx = R_GS; | |
3498 | else | |
3499 | idx = R_FS; | |
3500 | val = env->segs[idx].base; | |
3501 | if (put_user(val, addr, abi_ulong)) | |
3502 | return -TARGET_EFAULT; | |
3503 | break; | |
3504 | default: | |
3505 | ret = -TARGET_EINVAL; | |
3506 | break; | |
3507 | } | |
3508 | return 0; | |
3509 | } | |
3510 | #endif | |
3511 | ||
2ab83ea7 FB |
3512 | #endif /* defined(TARGET_I386) */ |
3513 | ||
2f7bb878 | 3514 | #if defined(CONFIG_USE_NPTL) |
d865bab5 PB |
3515 | |
3516 | #define NEW_STACK_SIZE PTHREAD_STACK_MIN | |
3517 | ||
3518 | static pthread_mutex_t clone_lock = PTHREAD_MUTEX_INITIALIZER; | |
3519 | typedef struct { | |
3520 | CPUState *env; | |
3521 | pthread_mutex_t mutex; | |
3522 | pthread_cond_t cond; | |
3523 | pthread_t thread; | |
3524 | uint32_t tid; | |
3525 | abi_ulong child_tidptr; | |
3526 | abi_ulong parent_tidptr; | |
3527 | sigset_t sigmask; | |
3528 | } new_thread_info; | |
3529 | ||
3530 | static void *clone_func(void *arg) | |
3531 | { | |
3532 | new_thread_info *info = arg; | |
3533 | CPUState *env; | |
edf8e2af | 3534 | TaskState *ts; |
d865bab5 PB |
3535 | |
3536 | env = info->env; | |
3537 | thread_env = env; | |
edf8e2af | 3538 | ts = (TaskState *)thread_env->opaque; |
d865bab5 | 3539 | info->tid = gettid(); |
1e9fa730 | 3540 | env->host_tid = info->tid; |
edf8e2af | 3541 | task_settid(ts); |
d865bab5 PB |
3542 | if (info->child_tidptr) |
3543 | put_user_u32(info->tid, info->child_tidptr); | |
3544 | if (info->parent_tidptr) | |
3545 | put_user_u32(info->tid, info->parent_tidptr); | |
3546 | /* Enable signals. */ | |
3547 | sigprocmask(SIG_SETMASK, &info->sigmask, NULL); | |
3548 | /* Signal to the parent that we're ready. */ | |
3549 | pthread_mutex_lock(&info->mutex); | |
3550 | pthread_cond_broadcast(&info->cond); | |
3551 | pthread_mutex_unlock(&info->mutex); | |
3552 | /* Wait until the parent has finshed initializing the tls state. */ | |
3553 | pthread_mutex_lock(&clone_lock); | |
3554 | pthread_mutex_unlock(&clone_lock); | |
3555 | cpu_loop(env); | |
3556 | /* never exits */ | |
3557 | return NULL; | |
3558 | } | |
3559 | #else | |
1b6b029e FB |
3560 | /* this stack is the equivalent of the kernel stack associated with a |
3561 | thread/process */ | |
3562 | #define NEW_STACK_SIZE 8192 | |
3563 | ||
3564 | static int clone_func(void *arg) | |
3565 | { | |
2ab83ea7 | 3566 | CPUState *env = arg; |
1b6b029e FB |
3567 | cpu_loop(env); |
3568 | /* never exits */ | |
3569 | return 0; | |
3570 | } | |
d865bab5 | 3571 | #endif |
1b6b029e | 3572 | |
0da46a6e TS |
3573 | /* do_fork() Must return host values and target errnos (unlike most |
3574 | do_*() functions). */ | |
d865bab5 PB |
3575 | static int do_fork(CPUState *env, unsigned int flags, abi_ulong newsp, |
3576 | abi_ulong parent_tidptr, target_ulong newtls, | |
3577 | abi_ulong child_tidptr) | |
1b6b029e FB |
3578 | { |
3579 | int ret; | |
5cd4393b | 3580 | TaskState *ts; |
1b6b029e | 3581 | uint8_t *new_stack; |
2ab83ea7 | 3582 | CPUState *new_env; |
2f7bb878 | 3583 | #if defined(CONFIG_USE_NPTL) |
d865bab5 PB |
3584 | unsigned int nptl_flags; |
3585 | sigset_t sigmask; | |
3586 | #endif | |
3b46e624 | 3587 | |
436d124b AZ |
3588 | /* Emulate vfork() with fork() */ |
3589 | if (flags & CLONE_VFORK) | |
3590 | flags &= ~(CLONE_VFORK | CLONE_VM); | |
3591 | ||
1b6b029e | 3592 | if (flags & CLONE_VM) { |
edf8e2af | 3593 | TaskState *parent_ts = (TaskState *)env->opaque; |
2f7bb878 | 3594 | #if defined(CONFIG_USE_NPTL) |
d865bab5 PB |
3595 | new_thread_info info; |
3596 | pthread_attr_t attr; | |
bd0c5661 | 3597 | #endif |
c3a92833 | 3598 | ts = qemu_mallocz(sizeof(TaskState) + NEW_STACK_SIZE); |
624f7979 | 3599 | init_task_state(ts); |
5cd4393b | 3600 | new_stack = ts->stack; |
1b6b029e | 3601 | /* we create a new CPU instance. */ |
c5be9f08 | 3602 | new_env = cpu_copy(env); |
b4558d74 BS |
3603 | #if defined(TARGET_I386) || defined(TARGET_SPARC) || defined(TARGET_PPC) |
3604 | cpu_reset(new_env); | |
3605 | #endif | |
6e68e076 PB |
3606 | /* Init regs that differ from the parent. */ |
3607 | cpu_clone_regs(new_env, newsp); | |
5cd4393b | 3608 | new_env->opaque = ts; |
edf8e2af MW |
3609 | ts->bprm = parent_ts->bprm; |
3610 | ts->info = parent_ts->info; | |
2f7bb878 | 3611 | #if defined(CONFIG_USE_NPTL) |
d865bab5 PB |
3612 | nptl_flags = flags; |
3613 | flags &= ~CLONE_NPTL_FLAGS2; | |
3614 | ||
c2764719 PB |
3615 | if (nptl_flags & CLONE_CHILD_CLEARTID) { |
3616 | ts->child_tidptr = child_tidptr; | |
3617 | } | |
3618 | ||
d865bab5 PB |
3619 | if (nptl_flags & CLONE_SETTLS) |
3620 | cpu_set_tls (new_env, newtls); | |
3621 | ||
3622 | /* Grab a mutex so that thread setup appears atomic. */ | |
3623 | pthread_mutex_lock(&clone_lock); | |
3624 | ||
3625 | memset(&info, 0, sizeof(info)); | |
3626 | pthread_mutex_init(&info.mutex, NULL); | |
3627 | pthread_mutex_lock(&info.mutex); | |
3628 | pthread_cond_init(&info.cond, NULL); | |
3629 | info.env = new_env; | |
3630 | if (nptl_flags & CLONE_CHILD_SETTID) | |
3631 | info.child_tidptr = child_tidptr; | |
3632 | if (nptl_flags & CLONE_PARENT_SETTID) | |
3633 | info.parent_tidptr = parent_tidptr; | |
3634 | ||
3635 | ret = pthread_attr_init(&attr); | |
3636 | ret = pthread_attr_setstack(&attr, new_stack, NEW_STACK_SIZE); | |
3637 | /* It is not safe to deliver signals until the child has finished | |
3638 | initializing, so temporarily block all signals. */ | |
3639 | sigfillset(&sigmask); | |
3640 | sigprocmask(SIG_BLOCK, &sigmask, &info.sigmask); | |
3641 | ||
3642 | ret = pthread_create(&info.thread, &attr, clone_func, &info); | |
c2764719 | 3643 | /* TODO: Free new CPU state if thread creation failed. */ |
d865bab5 PB |
3644 | |
3645 | sigprocmask(SIG_SETMASK, &info.sigmask, NULL); | |
3646 | pthread_attr_destroy(&attr); | |
3647 | if (ret == 0) { | |
3648 | /* Wait for the child to initialize. */ | |
3649 | pthread_cond_wait(&info.cond, &info.mutex); | |
3650 | ret = info.tid; | |
3651 | if (flags & CLONE_PARENT_SETTID) | |
3652 | put_user_u32(ret, parent_tidptr); | |
3653 | } else { | |
3654 | ret = -1; | |
3655 | } | |
3656 | pthread_mutex_unlock(&info.mutex); | |
3657 | pthread_cond_destroy(&info.cond); | |
3658 | pthread_mutex_destroy(&info.mutex); | |
3659 | pthread_mutex_unlock(&clone_lock); | |
3660 | #else | |
3661 | if (flags & CLONE_NPTL_FLAGS2) | |
3662 | return -EINVAL; | |
3663 | /* This is probably going to die very quickly, but do it anyway. */ | |
27725c1d | 3664 | #ifdef __ia64__ |
60e99246 | 3665 | ret = __clone2(clone_func, new_stack, NEW_STACK_SIZE, flags, new_env); |
27725c1d FB |
3666 | #else |
3667 | ret = clone(clone_func, new_stack + NEW_STACK_SIZE, flags, new_env); | |
d865bab5 | 3668 | #endif |
27725c1d | 3669 | #endif |
1b6b029e FB |
3670 | } else { |
3671 | /* if no CLONE_VM, we consider it is a fork */ | |
d865bab5 | 3672 | if ((flags & ~(CSIGNAL | CLONE_NPTL_FLAGS2)) != 0) |
1b6b029e | 3673 | return -EINVAL; |
d865bab5 | 3674 | fork_start(); |
1b6b029e | 3675 | ret = fork(); |
d865bab5 | 3676 | if (ret == 0) { |
2b1319c8 | 3677 | /* Child Process. */ |
d865bab5 PB |
3678 | cpu_clone_regs(env, newsp); |
3679 | fork_end(1); | |
2f7bb878 | 3680 | #if defined(CONFIG_USE_NPTL) |
2b1319c8 AJ |
3681 | /* There is a race condition here. The parent process could |
3682 | theoretically read the TID in the child process before the child | |
3683 | tid is set. This would require using either ptrace | |
3684 | (not implemented) or having *_tidptr to point at a shared memory | |
3685 | mapping. We can't repeat the spinlock hack used above because | |
3686 | the child process gets its own copy of the lock. */ | |
d865bab5 PB |
3687 | if (flags & CLONE_CHILD_SETTID) |
3688 | put_user_u32(gettid(), child_tidptr); | |
3689 | if (flags & CLONE_PARENT_SETTID) | |
3690 | put_user_u32(gettid(), parent_tidptr); | |
3691 | ts = (TaskState *)env->opaque; | |
3692 | if (flags & CLONE_SETTLS) | |
3693 | cpu_set_tls (env, newtls); | |
c2764719 PB |
3694 | if (flags & CLONE_CHILD_CLEARTID) |
3695 | ts->child_tidptr = child_tidptr; | |
2b1319c8 | 3696 | #endif |
d865bab5 PB |
3697 | } else { |
3698 | fork_end(0); | |
3699 | } | |
1b6b029e FB |
3700 | } |
3701 | return ret; | |
3702 | } | |
3703 | ||
5f106811 APR |
3704 | /* warning : doesn't handle linux specific flags... */ |
3705 | static int target_to_host_fcntl_cmd(int cmd) | |
3706 | { | |
3707 | switch(cmd) { | |
3708 | case TARGET_F_DUPFD: | |
3709 | case TARGET_F_GETFD: | |
3710 | case TARGET_F_SETFD: | |
3711 | case TARGET_F_GETFL: | |
3712 | case TARGET_F_SETFL: | |
3713 | return cmd; | |
3714 | case TARGET_F_GETLK: | |
3715 | return F_GETLK; | |
3716 | case TARGET_F_SETLK: | |
3717 | return F_SETLK; | |
3718 | case TARGET_F_SETLKW: | |
3719 | return F_SETLKW; | |
3720 | case TARGET_F_GETOWN: | |
3721 | return F_GETOWN; | |
3722 | case TARGET_F_SETOWN: | |
3723 | return F_SETOWN; | |
3724 | case TARGET_F_GETSIG: | |
3725 | return F_GETSIG; | |
3726 | case TARGET_F_SETSIG: | |
3727 | return F_SETSIG; | |
3728 | #if TARGET_ABI_BITS == 32 | |
3729 | case TARGET_F_GETLK64: | |
3730 | return F_GETLK64; | |
3731 | case TARGET_F_SETLK64: | |
3732 | return F_SETLK64; | |
3733 | case TARGET_F_SETLKW64: | |
3734 | return F_SETLKW64; | |
3735 | #endif | |
7e22e546 UH |
3736 | case TARGET_F_SETLEASE: |
3737 | return F_SETLEASE; | |
3738 | case TARGET_F_GETLEASE: | |
3739 | return F_GETLEASE; | |
fbd5de9b | 3740 | #ifdef F_DUPFD_CLOEXEC |
7e22e546 UH |
3741 | case TARGET_F_DUPFD_CLOEXEC: |
3742 | return F_DUPFD_CLOEXEC; | |
fbd5de9b | 3743 | #endif |
7e22e546 UH |
3744 | case TARGET_F_NOTIFY: |
3745 | return F_NOTIFY; | |
5f106811 APR |
3746 | default: |
3747 | return -TARGET_EINVAL; | |
3748 | } | |
3749 | return -TARGET_EINVAL; | |
3750 | } | |
3751 | ||
992f48a0 | 3752 | static abi_long do_fcntl(int fd, int cmd, abi_ulong arg) |
7775e9ec FB |
3753 | { |
3754 | struct flock fl; | |
53a5960a | 3755 | struct target_flock *target_fl; |
43f238d7 TS |
3756 | struct flock64 fl64; |
3757 | struct target_flock64 *target_fl64; | |
992f48a0 | 3758 | abi_long ret; |
5f106811 APR |
3759 | int host_cmd = target_to_host_fcntl_cmd(cmd); |
3760 | ||
3761 | if (host_cmd == -TARGET_EINVAL) | |
3762 | return host_cmd; | |
53a5960a | 3763 | |
7775e9ec FB |
3764 | switch(cmd) { |
3765 | case TARGET_F_GETLK: | |
579a97f7 FB |
3766 | if (!lock_user_struct(VERIFY_READ, target_fl, arg, 1)) |
3767 | return -TARGET_EFAULT; | |
5813427b TS |
3768 | fl.l_type = tswap16(target_fl->l_type); |
3769 | fl.l_whence = tswap16(target_fl->l_whence); | |
3770 | fl.l_start = tswapl(target_fl->l_start); | |
3771 | fl.l_len = tswapl(target_fl->l_len); | |
7e22e546 | 3772 | fl.l_pid = tswap32(target_fl->l_pid); |
5813427b | 3773 | unlock_user_struct(target_fl, arg, 0); |
5f106811 | 3774 | ret = get_errno(fcntl(fd, host_cmd, &fl)); |
7775e9ec | 3775 | if (ret == 0) { |
579a97f7 FB |
3776 | if (!lock_user_struct(VERIFY_WRITE, target_fl, arg, 0)) |
3777 | return -TARGET_EFAULT; | |
7775e9ec FB |
3778 | target_fl->l_type = tswap16(fl.l_type); |
3779 | target_fl->l_whence = tswap16(fl.l_whence); | |
3780 | target_fl->l_start = tswapl(fl.l_start); | |
3781 | target_fl->l_len = tswapl(fl.l_len); | |
7e22e546 | 3782 | target_fl->l_pid = tswap32(fl.l_pid); |
53a5960a | 3783 | unlock_user_struct(target_fl, arg, 1); |
7775e9ec FB |
3784 | } |
3785 | break; | |
3b46e624 | 3786 | |
7775e9ec FB |
3787 | case TARGET_F_SETLK: |
3788 | case TARGET_F_SETLKW: | |
579a97f7 FB |
3789 | if (!lock_user_struct(VERIFY_READ, target_fl, arg, 1)) |
3790 | return -TARGET_EFAULT; | |
7775e9ec FB |
3791 | fl.l_type = tswap16(target_fl->l_type); |
3792 | fl.l_whence = tswap16(target_fl->l_whence); | |
3793 | fl.l_start = tswapl(target_fl->l_start); | |
3794 | fl.l_len = tswapl(target_fl->l_len); | |
7e22e546 | 3795 | fl.l_pid = tswap32(target_fl->l_pid); |
53a5960a | 3796 | unlock_user_struct(target_fl, arg, 0); |
5f106811 | 3797 | ret = get_errno(fcntl(fd, host_cmd, &fl)); |
7775e9ec | 3798 | break; |
3b46e624 | 3799 | |
7775e9ec | 3800 | case TARGET_F_GETLK64: |
579a97f7 FB |
3801 | if (!lock_user_struct(VERIFY_READ, target_fl64, arg, 1)) |
3802 | return -TARGET_EFAULT; | |
5813427b TS |
3803 | fl64.l_type = tswap16(target_fl64->l_type) >> 1; |
3804 | fl64.l_whence = tswap16(target_fl64->l_whence); | |
3805 | fl64.l_start = tswapl(target_fl64->l_start); | |
3806 | fl64.l_len = tswapl(target_fl64->l_len); | |
7e22e546 | 3807 | fl64.l_pid = tswap32(target_fl64->l_pid); |
5813427b | 3808 | unlock_user_struct(target_fl64, arg, 0); |
5f106811 | 3809 | ret = get_errno(fcntl(fd, host_cmd, &fl64)); |
43f238d7 | 3810 | if (ret == 0) { |
579a97f7 FB |
3811 | if (!lock_user_struct(VERIFY_WRITE, target_fl64, arg, 0)) |
3812 | return -TARGET_EFAULT; | |
43f238d7 TS |
3813 | target_fl64->l_type = tswap16(fl64.l_type) >> 1; |
3814 | target_fl64->l_whence = tswap16(fl64.l_whence); | |
3815 | target_fl64->l_start = tswapl(fl64.l_start); | |
3816 | target_fl64->l_len = tswapl(fl64.l_len); | |
7e22e546 | 3817 | target_fl64->l_pid = tswap32(fl64.l_pid); |
43f238d7 TS |
3818 | unlock_user_struct(target_fl64, arg, 1); |
3819 | } | |
9ee1fa2c | 3820 | break; |
7775e9ec FB |
3821 | case TARGET_F_SETLK64: |
3822 | case TARGET_F_SETLKW64: | |
579a97f7 FB |
3823 | if (!lock_user_struct(VERIFY_READ, target_fl64, arg, 1)) |
3824 | return -TARGET_EFAULT; | |
43f238d7 TS |
3825 | fl64.l_type = tswap16(target_fl64->l_type) >> 1; |
3826 | fl64.l_whence = tswap16(target_fl64->l_whence); | |
3827 | fl64.l_start = tswapl(target_fl64->l_start); | |
3828 | fl64.l_len = tswapl(target_fl64->l_len); | |
7e22e546 | 3829 | fl64.l_pid = tswap32(target_fl64->l_pid); |
43f238d7 | 3830 | unlock_user_struct(target_fl64, arg, 0); |
5f106811 | 3831 | ret = get_errno(fcntl(fd, host_cmd, &fl64)); |
7775e9ec FB |
3832 | break; |
3833 | ||
5f106811 APR |
3834 | case TARGET_F_GETFL: |
3835 | ret = get_errno(fcntl(fd, host_cmd, arg)); | |
9ee1fa2c FB |
3836 | if (ret >= 0) { |
3837 | ret = host_to_target_bitmask(ret, fcntl_flags_tbl); | |
3838 | } | |
ffa65c3b FB |
3839 | break; |
3840 | ||
5f106811 APR |
3841 | case TARGET_F_SETFL: |
3842 | ret = get_errno(fcntl(fd, host_cmd, target_to_host_bitmask(arg, fcntl_flags_tbl))); | |
3843 | break; | |
3844 | ||
3845 | case TARGET_F_SETOWN: | |
3846 | case TARGET_F_GETOWN: | |
3847 | case TARGET_F_SETSIG: | |
3848 | case TARGET_F_GETSIG: | |
7e22e546 UH |
3849 | case TARGET_F_SETLEASE: |
3850 | case TARGET_F_GETLEASE: | |
5f106811 | 3851 | ret = get_errno(fcntl(fd, host_cmd, arg)); |
ffa65c3b FB |
3852 | break; |
3853 | ||
7775e9ec | 3854 | default: |
9ee1fa2c | 3855 | ret = get_errno(fcntl(fd, cmd, arg)); |
7775e9ec FB |
3856 | break; |
3857 | } | |
3858 | return ret; | |
3859 | } | |
3860 | ||
67867308 | 3861 | #ifdef USE_UID16 |
7775e9ec | 3862 | |
67867308 FB |
3863 | static inline int high2lowuid(int uid) |
3864 | { | |
3865 | if (uid > 65535) | |
3866 | return 65534; | |
3867 | else | |
3868 | return uid; | |
3869 | } | |
3870 | ||
3871 | static inline int high2lowgid(int gid) | |
3872 | { | |
3873 | if (gid > 65535) | |
3874 | return 65534; | |
3875 | else | |
3876 | return gid; | |
3877 | } | |
3878 | ||
3879 | static inline int low2highuid(int uid) | |
3880 | { | |
3881 | if ((int16_t)uid == -1) | |
3882 | return -1; | |
3883 | else | |
3884 | return uid; | |
3885 | } | |
3886 | ||
3887 | static inline int low2highgid(int gid) | |
3888 | { | |
3889 | if ((int16_t)gid == -1) | |
3890 | return -1; | |
3891 | else | |
3892 | return gid; | |
3893 | } | |
3894 | ||
3895 | #endif /* USE_UID16 */ | |
1b6b029e | 3896 | |
31e31b8a FB |
3897 | void syscall_init(void) |
3898 | { | |
2ab83ea7 FB |
3899 | IOCTLEntry *ie; |
3900 | const argtype *arg_type; | |
3901 | int size; | |
b92c47c1 | 3902 | int i; |
2ab83ea7 | 3903 | |
001faf32 | 3904 | #define STRUCT(name, ...) thunk_register_struct(STRUCT_ ## name, #name, struct_ ## name ## _def); |
5fafdf24 | 3905 | #define STRUCT_SPECIAL(name) thunk_register_struct_direct(STRUCT_ ## name, #name, &struct_ ## name ## _def); |
31e31b8a FB |
3906 | #include "syscall_types.h" |
3907 | #undef STRUCT | |
3908 | #undef STRUCT_SPECIAL | |
2ab83ea7 FB |
3909 | |
3910 | /* we patch the ioctl size if necessary. We rely on the fact that | |
3911 | no ioctl has all the bits at '1' in the size field */ | |
3912 | ie = ioctl_entries; | |
3913 | while (ie->target_cmd != 0) { | |
3914 | if (((ie->target_cmd >> TARGET_IOC_SIZESHIFT) & TARGET_IOC_SIZEMASK) == | |
3915 | TARGET_IOC_SIZEMASK) { | |
3916 | arg_type = ie->arg_type; | |
3917 | if (arg_type[0] != TYPE_PTR) { | |
5fafdf24 | 3918 | fprintf(stderr, "cannot patch size for ioctl 0x%x\n", |
2ab83ea7 FB |
3919 | ie->target_cmd); |
3920 | exit(1); | |
3921 | } | |
3922 | arg_type++; | |
3923 | size = thunk_type_size(arg_type, 0); | |
5fafdf24 | 3924 | ie->target_cmd = (ie->target_cmd & |
2ab83ea7 FB |
3925 | ~(TARGET_IOC_SIZEMASK << TARGET_IOC_SIZESHIFT)) | |
3926 | (size << TARGET_IOC_SIZESHIFT); | |
3927 | } | |
b92c47c1 TS |
3928 | |
3929 | /* Build target_to_host_errno_table[] table from | |
3930 | * host_to_target_errno_table[]. */ | |
3931 | for (i=0; i < ERRNO_TABLE_SIZE; i++) | |
3932 | target_to_host_errno_table[host_to_target_errno_table[i]] = i; | |
3933 | ||
2ab83ea7 | 3934 | /* automatic consistency check if same arch */ |
872ea0c0 AZ |
3935 | #if (defined(__i386__) && defined(TARGET_I386) && defined(TARGET_ABI32)) || \ |
3936 | (defined(__x86_64__) && defined(TARGET_X86_64)) | |
3937 | if (unlikely(ie->target_cmd != ie->host_cmd)) { | |
3938 | fprintf(stderr, "ERROR: ioctl(%s): target=0x%x host=0x%x\n", | |
3939 | ie->name, ie->target_cmd, ie->host_cmd); | |
2ab83ea7 FB |
3940 | } |
3941 | #endif | |
3942 | ie++; | |
3943 | } | |
31e31b8a | 3944 | } |
c573ff67 | 3945 | |
992f48a0 | 3946 | #if TARGET_ABI_BITS == 32 |
ce4defa0 PB |
3947 | static inline uint64_t target_offset64(uint32_t word0, uint32_t word1) |
3948 | { | |
af325d36 | 3949 | #ifdef TARGET_WORDS_BIGENDIAN |
ce4defa0 PB |
3950 | return ((uint64_t)word0 << 32) | word1; |
3951 | #else | |
3952 | return ((uint64_t)word1 << 32) | word0; | |
3953 | #endif | |
3954 | } | |
992f48a0 | 3955 | #else /* TARGET_ABI_BITS == 32 */ |
32407103 JM |
3956 | static inline uint64_t target_offset64(uint64_t word0, uint64_t word1) |
3957 | { | |
3958 | return word0; | |
3959 | } | |
992f48a0 | 3960 | #endif /* TARGET_ABI_BITS != 32 */ |
ce4defa0 PB |
3961 | |
3962 | #ifdef TARGET_NR_truncate64 | |
992f48a0 BS |
3963 | static inline abi_long target_truncate64(void *cpu_env, const char *arg1, |
3964 | abi_long arg2, | |
3965 | abi_long arg3, | |
3966 | abi_long arg4) | |
ce4defa0 PB |
3967 | { |
3968 | #ifdef TARGET_ARM | |
3969 | if (((CPUARMState *)cpu_env)->eabi) | |
3970 | { | |
3971 | arg2 = arg3; | |
3972 | arg3 = arg4; | |
3973 | } | |
3974 | #endif | |
3975 | return get_errno(truncate64(arg1, target_offset64(arg2, arg3))); | |
3976 | } | |
3977 | #endif | |
3978 | ||
3979 | #ifdef TARGET_NR_ftruncate64 | |
992f48a0 BS |
3980 | static inline abi_long target_ftruncate64(void *cpu_env, abi_long arg1, |
3981 | abi_long arg2, | |
3982 | abi_long arg3, | |
3983 | abi_long arg4) | |
ce4defa0 PB |
3984 | { |
3985 | #ifdef TARGET_ARM | |
3986 | if (((CPUARMState *)cpu_env)->eabi) | |
3987 | { | |
3988 | arg2 = arg3; | |
3989 | arg3 = arg4; | |
3990 | } | |
3991 | #endif | |
3992 | return get_errno(ftruncate64(arg1, target_offset64(arg2, arg3))); | |
3993 | } | |
3994 | #endif | |
3995 | ||
579a97f7 FB |
3996 | static inline abi_long target_to_host_timespec(struct timespec *host_ts, |
3997 | abi_ulong target_addr) | |
53a5960a PB |
3998 | { |
3999 | struct target_timespec *target_ts; | |
4000 | ||
579a97f7 FB |
4001 | if (!lock_user_struct(VERIFY_READ, target_ts, target_addr, 1)) |
4002 | return -TARGET_EFAULT; | |
53a5960a PB |
4003 | host_ts->tv_sec = tswapl(target_ts->tv_sec); |
4004 | host_ts->tv_nsec = tswapl(target_ts->tv_nsec); | |
4005 | unlock_user_struct(target_ts, target_addr, 0); | |
b255bfa8 | 4006 | return 0; |
53a5960a PB |
4007 | } |
4008 | ||
579a97f7 FB |
4009 | static inline abi_long host_to_target_timespec(abi_ulong target_addr, |
4010 | struct timespec *host_ts) | |
53a5960a PB |
4011 | { |
4012 | struct target_timespec *target_ts; | |
4013 | ||
579a97f7 FB |
4014 | if (!lock_user_struct(VERIFY_WRITE, target_ts, target_addr, 0)) |
4015 | return -TARGET_EFAULT; | |
53a5960a PB |
4016 | target_ts->tv_sec = tswapl(host_ts->tv_sec); |
4017 | target_ts->tv_nsec = tswapl(host_ts->tv_nsec); | |
4018 | unlock_user_struct(target_ts, target_addr, 1); | |
b255bfa8 | 4019 | return 0; |
53a5960a PB |
4020 | } |
4021 | ||
9d33b76b | 4022 | #if defined(TARGET_NR_stat64) || defined(TARGET_NR_newfstatat) |
6a24a778 AZ |
4023 | static inline abi_long host_to_target_stat64(void *cpu_env, |
4024 | abi_ulong target_addr, | |
4025 | struct stat *host_st) | |
4026 | { | |
4027 | #ifdef TARGET_ARM | |
4028 | if (((CPUARMState *)cpu_env)->eabi) { | |
4029 | struct target_eabi_stat64 *target_st; | |
4030 | ||
4031 | if (!lock_user_struct(VERIFY_WRITE, target_st, target_addr, 0)) | |
4032 | return -TARGET_EFAULT; | |
4033 | memset(target_st, 0, sizeof(struct target_eabi_stat64)); | |
4034 | __put_user(host_st->st_dev, &target_st->st_dev); | |
4035 | __put_user(host_st->st_ino, &target_st->st_ino); | |
4036 | #ifdef TARGET_STAT64_HAS_BROKEN_ST_INO | |
4037 | __put_user(host_st->st_ino, &target_st->__st_ino); | |
4038 | #endif | |
4039 | __put_user(host_st->st_mode, &target_st->st_mode); | |
4040 | __put_user(host_st->st_nlink, &target_st->st_nlink); | |
4041 | __put_user(host_st->st_uid, &target_st->st_uid); | |
4042 | __put_user(host_st->st_gid, &target_st->st_gid); | |
4043 | __put_user(host_st->st_rdev, &target_st->st_rdev); | |
4044 | __put_user(host_st->st_size, &target_st->st_size); | |
4045 | __put_user(host_st->st_blksize, &target_st->st_blksize); | |
4046 | __put_user(host_st->st_blocks, &target_st->st_blocks); | |
4047 | __put_user(host_st->st_atime, &target_st->target_st_atime); | |
4048 | __put_user(host_st->st_mtime, &target_st->target_st_mtime); | |
4049 | __put_user(host_st->st_ctime, &target_st->target_st_ctime); | |
4050 | unlock_user_struct(target_st, target_addr, 1); | |
4051 | } else | |
4052 | #endif | |
4053 | { | |
ed18c5ce | 4054 | #if TARGET_ABI_BITS == 64 && !defined(TARGET_ALPHA) |
9d33b76b AJ |
4055 | struct target_stat *target_st; |
4056 | #else | |
6a24a778 | 4057 | struct target_stat64 *target_st; |
9d33b76b | 4058 | #endif |
6a24a778 AZ |
4059 | |
4060 | if (!lock_user_struct(VERIFY_WRITE, target_st, target_addr, 0)) | |
4061 | return -TARGET_EFAULT; | |
9d33b76b | 4062 | memset(target_st, 0, sizeof(*target_st)); |
6a24a778 AZ |
4063 | __put_user(host_st->st_dev, &target_st->st_dev); |
4064 | __put_user(host_st->st_ino, &target_st->st_ino); | |
4065 | #ifdef TARGET_STAT64_HAS_BROKEN_ST_INO | |
4066 | __put_user(host_st->st_ino, &target_st->__st_ino); | |
4067 | #endif | |
4068 | __put_user(host_st->st_mode, &target_st->st_mode); | |
4069 | __put_user(host_st->st_nlink, &target_st->st_nlink); | |
4070 | __put_user(host_st->st_uid, &target_st->st_uid); | |
4071 | __put_user(host_st->st_gid, &target_st->st_gid); | |
4072 | __put_user(host_st->st_rdev, &target_st->st_rdev); | |
4073 | /* XXX: better use of kernel struct */ | |
4074 | __put_user(host_st->st_size, &target_st->st_size); | |
4075 | __put_user(host_st->st_blksize, &target_st->st_blksize); | |
4076 | __put_user(host_st->st_blocks, &target_st->st_blocks); | |
4077 | __put_user(host_st->st_atime, &target_st->target_st_atime); | |
4078 | __put_user(host_st->st_mtime, &target_st->target_st_mtime); | |
4079 | __put_user(host_st->st_ctime, &target_st->target_st_ctime); | |
4080 | unlock_user_struct(target_st, target_addr, 1); | |
4081 | } | |
4082 | ||
4083 | return 0; | |
4084 | } | |
4085 | #endif | |
4086 | ||
2f7bb878 | 4087 | #if defined(CONFIG_USE_NPTL) |
bd0c5661 PB |
4088 | /* ??? Using host futex calls even when target atomic operations |
4089 | are not really atomic probably breaks things. However implementing | |
4090 | futexes locally would make futexes shared between multiple processes | |
4091 | tricky. However they're probably useless because guest atomic | |
4092 | operations won't work either. */ | |
8fcd3692 BS |
4093 | static int do_futex(target_ulong uaddr, int op, int val, target_ulong timeout, |
4094 | target_ulong uaddr2, int val3) | |
bd0c5661 PB |
4095 | { |
4096 | struct timespec ts, *pts; | |
a16aae0c | 4097 | int base_op; |
bd0c5661 PB |
4098 | |
4099 | /* ??? We assume FUTEX_* constants are the same on both host | |
4100 | and target. */ | |
a29ccd63 | 4101 | #ifdef FUTEX_CMD_MASK |
a16aae0c | 4102 | base_op = op & FUTEX_CMD_MASK; |
a29ccd63 | 4103 | #else |
a16aae0c | 4104 | base_op = op; |
a29ccd63 | 4105 | #endif |
a16aae0c | 4106 | switch (base_op) { |
bd0c5661 PB |
4107 | case FUTEX_WAIT: |
4108 | if (timeout) { | |
4109 | pts = &ts; | |
4110 | target_to_host_timespec(pts, timeout); | |
4111 | } else { | |
4112 | pts = NULL; | |
4113 | } | |
a29ccd63 | 4114 | return get_errno(sys_futex(g2h(uaddr), op, tswap32(val), |
bd0c5661 PB |
4115 | pts, NULL, 0)); |
4116 | case FUTEX_WAKE: | |
a29ccd63 | 4117 | return get_errno(sys_futex(g2h(uaddr), op, val, NULL, NULL, 0)); |
bd0c5661 | 4118 | case FUTEX_FD: |
a29ccd63 | 4119 | return get_errno(sys_futex(g2h(uaddr), op, val, NULL, NULL, 0)); |
bd0c5661 | 4120 | case FUTEX_REQUEUE: |
bd0c5661 | 4121 | case FUTEX_CMP_REQUEUE: |
a16aae0c NF |
4122 | case FUTEX_WAKE_OP: |
4123 | /* For FUTEX_REQUEUE, FUTEX_CMP_REQUEUE, and FUTEX_WAKE_OP, the | |
4124 | TIMEOUT parameter is interpreted as a uint32_t by the kernel. | |
4125 | But the prototype takes a `struct timespec *'; insert casts | |
4126 | to satisfy the compiler. We do not need to tswap TIMEOUT | |
4127 | since it's not compared to guest memory. */ | |
4128 | pts = (struct timespec *)(uintptr_t) timeout; | |
4129 | return get_errno(sys_futex(g2h(uaddr), op, val, pts, | |
4130 | g2h(uaddr2), | |
4131 | (base_op == FUTEX_CMP_REQUEUE | |
4132 | ? tswap32(val3) | |
4133 | : val3))); | |
bd0c5661 PB |
4134 | default: |
4135 | return -TARGET_ENOSYS; | |
4136 | } | |
4137 | } | |
4138 | #endif | |
4139 | ||
1d9d8b55 PB |
4140 | /* Map host to target signal numbers for the wait family of syscalls. |
4141 | Assume all other status bits are the same. */ | |
4142 | static int host_to_target_waitstatus(int status) | |
4143 | { | |
4144 | if (WIFSIGNALED(status)) { | |
4145 | return host_to_target_signal(WTERMSIG(status)) | (status & ~0x7f); | |
4146 | } | |
4147 | if (WIFSTOPPED(status)) { | |
4148 | return (host_to_target_signal(WSTOPSIG(status)) << 8) | |
4149 | | (status & 0xff); | |
4150 | } | |
4151 | return status; | |
4152 | } | |
4153 | ||
a745ec6d PB |
4154 | int get_osversion(void) |
4155 | { | |
4156 | static int osversion; | |
4157 | struct new_utsname buf; | |
4158 | const char *s; | |
4159 | int i, n, tmp; | |
4160 | if (osversion) | |
4161 | return osversion; | |
4162 | if (qemu_uname_release && *qemu_uname_release) { | |
4163 | s = qemu_uname_release; | |
4164 | } else { | |
4165 | if (sys_uname(&buf)) | |
4166 | return 0; | |
4167 | s = buf.release; | |
4168 | } | |
4169 | tmp = 0; | |
4170 | for (i = 0; i < 3; i++) { | |
4171 | n = 0; | |
4172 | while (*s >= '0' && *s <= '9') { | |
4173 | n *= 10; | |
4174 | n += *s - '0'; | |
4175 | s++; | |
4176 | } | |
4177 | tmp = (tmp << 8) + n; | |
4178 | if (*s == '.') | |
4179 | s++; | |
4180 | } | |
4181 | osversion = tmp; | |
4182 | return osversion; | |
4183 | } | |
4184 | ||
0da46a6e TS |
4185 | /* do_syscall() should always have a single exit point at the end so |
4186 | that actions, such as logging of syscall results, can be performed. | |
4187 | All errnos that do_syscall() returns must be -TARGET_<errcode>. */ | |
992f48a0 BS |
4188 | abi_long do_syscall(void *cpu_env, int num, abi_long arg1, |
4189 | abi_long arg2, abi_long arg3, abi_long arg4, | |
4190 | abi_long arg5, abi_long arg6) | |
31e31b8a | 4191 | { |
992f48a0 | 4192 | abi_long ret; |
31e31b8a | 4193 | struct stat st; |
56c8f68f | 4194 | struct statfs stfs; |
53a5960a | 4195 | void *p; |
3b46e624 | 4196 | |
72f03900 | 4197 | #ifdef DEBUG |
c573ff67 | 4198 | gemu_log("syscall %d", num); |
72f03900 | 4199 | #endif |
b92c47c1 TS |
4200 | if(do_strace) |
4201 | print_syscall(num, arg1, arg2, arg3, arg4, arg5, arg6); | |
4202 | ||
31e31b8a FB |
4203 | switch(num) { |
4204 | case TARGET_NR_exit: | |
2f7bb878 | 4205 | #ifdef CONFIG_USE_NPTL |
c2764719 PB |
4206 | /* In old applications this may be used to implement _exit(2). |
4207 | However in threaded applictions it is used for thread termination, | |
4208 | and _exit_group is used for application termination. | |
4209 | Do thread termination if we have more then one thread. */ | |
4210 | /* FIXME: This probably breaks if a signal arrives. We should probably | |
4211 | be disabling signals. */ | |
4212 | if (first_cpu->next_cpu) { | |
1e9fa730 | 4213 | TaskState *ts; |
c2764719 PB |
4214 | CPUState **lastp; |
4215 | CPUState *p; | |
4216 | ||
4217 | cpu_list_lock(); | |
4218 | lastp = &first_cpu; | |
4219 | p = first_cpu; | |
4220 | while (p && p != (CPUState *)cpu_env) { | |
4221 | lastp = &p->next_cpu; | |
4222 | p = p->next_cpu; | |
4223 | } | |
4224 | /* If we didn't find the CPU for this thread then something is | |
4225 | horribly wrong. */ | |
4226 | if (!p) | |
4227 | abort(); | |
4228 | /* Remove the CPU from the list. */ | |
4229 | *lastp = p->next_cpu; | |
4230 | cpu_list_unlock(); | |
1e9fa730 | 4231 | ts = ((CPUState *)cpu_env)->opaque; |
c2764719 PB |
4232 | if (ts->child_tidptr) { |
4233 | put_user_u32(0, ts->child_tidptr); | |
4234 | sys_futex(g2h(ts->child_tidptr), FUTEX_WAKE, INT_MAX, | |
4235 | NULL, NULL, 0); | |
4236 | } | |
4237 | /* TODO: Free CPU state. */ | |
4238 | pthread_exit(NULL); | |
4239 | } | |
4240 | #endif | |
9788c9ca | 4241 | #ifdef TARGET_GPROF |
7d13299d FB |
4242 | _mcleanup(); |
4243 | #endif | |
e9009676 | 4244 | gdb_exit(cpu_env, arg1); |
c2764719 | 4245 | _exit(arg1); |
31e31b8a FB |
4246 | ret = 0; /* avoid warning */ |
4247 | break; | |
4248 | case TARGET_NR_read: | |
38d840e6 AJ |
4249 | if (arg3 == 0) |
4250 | ret = 0; | |
4251 | else { | |
4252 | if (!(p = lock_user(VERIFY_WRITE, arg2, arg3, 0))) | |
4253 | goto efault; | |
4254 | ret = get_errno(read(arg1, p, arg3)); | |
4255 | unlock_user(p, arg2, ret); | |
4256 | } | |
31e31b8a FB |
4257 | break; |
4258 | case TARGET_NR_write: | |
579a97f7 FB |
4259 | if (!(p = lock_user(VERIFY_READ, arg2, arg3, 1))) |
4260 | goto efault; | |
53a5960a PB |
4261 | ret = get_errno(write(arg1, p, arg3)); |
4262 | unlock_user(p, arg2, 0); | |
31e31b8a FB |
4263 | break; |
4264 | case TARGET_NR_open: | |
2f619698 FB |
4265 | if (!(p = lock_user_string(arg1))) |
4266 | goto efault; | |
53a5960a | 4267 | ret = get_errno(open(path(p), |
ffa65c3b FB |
4268 | target_to_host_bitmask(arg2, fcntl_flags_tbl), |
4269 | arg3)); | |
53a5960a | 4270 | unlock_user(p, arg1, 0); |
31e31b8a | 4271 | break; |
82424832 TS |
4272 | #if defined(TARGET_NR_openat) && defined(__NR_openat) |
4273 | case TARGET_NR_openat: | |
579a97f7 FB |
4274 | if (!(p = lock_user_string(arg2))) |
4275 | goto efault; | |
4276 | ret = get_errno(sys_openat(arg1, | |
4277 | path(p), | |
4278 | target_to_host_bitmask(arg3, fcntl_flags_tbl), | |
4279 | arg4)); | |
4280 | unlock_user(p, arg2, 0); | |
82424832 TS |
4281 | break; |
4282 | #endif | |
31e31b8a FB |
4283 | case TARGET_NR_close: |
4284 | ret = get_errno(close(arg1)); | |
4285 | break; | |
4286 | case TARGET_NR_brk: | |
53a5960a | 4287 | ret = do_brk(arg1); |
31e31b8a FB |
4288 | break; |
4289 | case TARGET_NR_fork: | |
d865bab5 | 4290 | ret = get_errno(do_fork(cpu_env, SIGCHLD, 0, 0, 0, 0)); |
31e31b8a | 4291 | break; |
e5febef5 | 4292 | #ifdef TARGET_NR_waitpid |
31e31b8a FB |
4293 | case TARGET_NR_waitpid: |
4294 | { | |
53a5960a PB |
4295 | int status; |
4296 | ret = get_errno(waitpid(arg1, &status, arg3)); | |
2f619698 | 4297 | if (!is_error(ret) && arg2 |
1d9d8b55 | 4298 | && put_user_s32(host_to_target_waitstatus(status), arg2)) |
2f619698 | 4299 | goto efault; |
31e31b8a FB |
4300 | } |
4301 | break; | |
e5febef5 | 4302 | #endif |
f0cbb613 PB |
4303 | #ifdef TARGET_NR_waitid |
4304 | case TARGET_NR_waitid: | |
4305 | { | |
4306 | siginfo_t info; | |
4307 | info.si_pid = 0; | |
4308 | ret = get_errno(waitid(arg1, arg2, &info, arg4)); | |
4309 | if (!is_error(ret) && arg3 && info.si_pid != 0) { | |
c227f099 | 4310 | if (!(p = lock_user(VERIFY_WRITE, arg3, sizeof(target_siginfo_t), 0))) |
f0cbb613 PB |
4311 | goto efault; |
4312 | host_to_target_siginfo(p, &info); | |
c227f099 | 4313 | unlock_user(p, arg3, sizeof(target_siginfo_t)); |
f0cbb613 PB |
4314 | } |
4315 | } | |
4316 | break; | |
4317 | #endif | |
7a3148a9 | 4318 | #ifdef TARGET_NR_creat /* not on alpha */ |
31e31b8a | 4319 | case TARGET_NR_creat: |
579a97f7 FB |
4320 | if (!(p = lock_user_string(arg1))) |
4321 | goto efault; | |
53a5960a PB |
4322 | ret = get_errno(creat(p, arg2)); |
4323 | unlock_user(p, arg1, 0); | |
31e31b8a | 4324 | break; |
7a3148a9 | 4325 | #endif |
31e31b8a | 4326 | case TARGET_NR_link: |
53a5960a PB |
4327 | { |
4328 | void * p2; | |
4329 | p = lock_user_string(arg1); | |
4330 | p2 = lock_user_string(arg2); | |
579a97f7 FB |
4331 | if (!p || !p2) |
4332 | ret = -TARGET_EFAULT; | |
4333 | else | |
4334 | ret = get_errno(link(p, p2)); | |
53a5960a PB |
4335 | unlock_user(p2, arg2, 0); |
4336 | unlock_user(p, arg1, 0); | |
4337 | } | |
31e31b8a | 4338 | break; |
64f0ce4c TS |
4339 | #if defined(TARGET_NR_linkat) && defined(__NR_linkat) |
4340 | case TARGET_NR_linkat: | |
64f0ce4c TS |
4341 | { |
4342 | void * p2 = NULL; | |
579a97f7 FB |
4343 | if (!arg2 || !arg4) |
4344 | goto efault; | |
64f0ce4c TS |
4345 | p = lock_user_string(arg2); |
4346 | p2 = lock_user_string(arg4); | |
579a97f7 | 4347 | if (!p || !p2) |
0da46a6e | 4348 | ret = -TARGET_EFAULT; |
64f0ce4c TS |
4349 | else |
4350 | ret = get_errno(sys_linkat(arg1, p, arg3, p2, arg5)); | |
579a97f7 FB |
4351 | unlock_user(p, arg2, 0); |
4352 | unlock_user(p2, arg4, 0); | |
64f0ce4c TS |
4353 | } |
4354 | break; | |
4355 | #endif | |
31e31b8a | 4356 | case TARGET_NR_unlink: |
579a97f7 FB |
4357 | if (!(p = lock_user_string(arg1))) |
4358 | goto efault; | |
53a5960a PB |
4359 | ret = get_errno(unlink(p)); |
4360 | unlock_user(p, arg1, 0); | |
31e31b8a | 4361 | break; |
8170f56b TS |
4362 | #if defined(TARGET_NR_unlinkat) && defined(__NR_unlinkat) |
4363 | case TARGET_NR_unlinkat: | |
579a97f7 FB |
4364 | if (!(p = lock_user_string(arg2))) |
4365 | goto efault; | |
4366 | ret = get_errno(sys_unlinkat(arg1, p, arg3)); | |
4367 | unlock_user(p, arg2, 0); | |
ed494d87 | 4368 | break; |
b7d35e65 | 4369 | #endif |
31e31b8a | 4370 | case TARGET_NR_execve: |
7854b056 FB |
4371 | { |
4372 | char **argp, **envp; | |
f7341ff4 | 4373 | int argc, envc; |
992f48a0 BS |
4374 | abi_ulong gp; |
4375 | abi_ulong guest_argp; | |
4376 | abi_ulong guest_envp; | |
4377 | abi_ulong addr; | |
7854b056 FB |
4378 | char **q; |
4379 | ||
f7341ff4 | 4380 | argc = 0; |
53a5960a | 4381 | guest_argp = arg2; |
da94d263 | 4382 | for (gp = guest_argp; gp; gp += sizeof(abi_ulong)) { |
03aa1976 | 4383 | if (get_user_ual(addr, gp)) |
2f619698 | 4384 | goto efault; |
03aa1976 | 4385 | if (!addr) |
2f619698 | 4386 | break; |
7854b056 | 4387 | argc++; |
2f619698 | 4388 | } |
f7341ff4 | 4389 | envc = 0; |
53a5960a | 4390 | guest_envp = arg3; |
da94d263 | 4391 | for (gp = guest_envp; gp; gp += sizeof(abi_ulong)) { |
03aa1976 | 4392 | if (get_user_ual(addr, gp)) |
2f619698 | 4393 | goto efault; |
03aa1976 | 4394 | if (!addr) |
2f619698 | 4395 | break; |
7854b056 | 4396 | envc++; |
2f619698 | 4397 | } |
7854b056 | 4398 | |
f7341ff4 FB |
4399 | argp = alloca((argc + 1) * sizeof(void *)); |
4400 | envp = alloca((envc + 1) * sizeof(void *)); | |
7854b056 | 4401 | |
da94d263 | 4402 | for (gp = guest_argp, q = argp; gp; |
992f48a0 | 4403 | gp += sizeof(abi_ulong), q++) { |
2f619698 FB |
4404 | if (get_user_ual(addr, gp)) |
4405 | goto execve_efault; | |
53a5960a PB |
4406 | if (!addr) |
4407 | break; | |
2f619698 FB |
4408 | if (!(*q = lock_user_string(addr))) |
4409 | goto execve_efault; | |
53a5960a | 4410 | } |
f7341ff4 FB |
4411 | *q = NULL; |
4412 | ||
da94d263 | 4413 | for (gp = guest_envp, q = envp; gp; |
992f48a0 | 4414 | gp += sizeof(abi_ulong), q++) { |
2f619698 FB |
4415 | if (get_user_ual(addr, gp)) |
4416 | goto execve_efault; | |
53a5960a PB |
4417 | if (!addr) |
4418 | break; | |
2f619698 FB |
4419 | if (!(*q = lock_user_string(addr))) |
4420 | goto execve_efault; | |
53a5960a | 4421 | } |
f7341ff4 | 4422 | *q = NULL; |
7854b056 | 4423 | |
2f619698 FB |
4424 | if (!(p = lock_user_string(arg1))) |
4425 | goto execve_efault; | |
53a5960a PB |
4426 | ret = get_errno(execve(p, argp, envp)); |
4427 | unlock_user(p, arg1, 0); | |
4428 | ||
2f619698 FB |
4429 | goto execve_end; |
4430 | ||
4431 | execve_efault: | |
4432 | ret = -TARGET_EFAULT; | |
4433 | ||
4434 | execve_end: | |
53a5960a | 4435 | for (gp = guest_argp, q = argp; *q; |
992f48a0 | 4436 | gp += sizeof(abi_ulong), q++) { |
2f619698 FB |
4437 | if (get_user_ual(addr, gp) |
4438 | || !addr) | |
4439 | break; | |
53a5960a PB |
4440 | unlock_user(*q, addr, 0); |
4441 | } | |
4442 | for (gp = guest_envp, q = envp; *q; | |
992f48a0 | 4443 | gp += sizeof(abi_ulong), q++) { |
2f619698 FB |
4444 | if (get_user_ual(addr, gp) |
4445 | || !addr) | |
4446 | break; | |
53a5960a PB |
4447 | unlock_user(*q, addr, 0); |
4448 | } | |
7854b056 | 4449 | } |
31e31b8a FB |
4450 | break; |
4451 | case TARGET_NR_chdir: | |
579a97f7 FB |
4452 | if (!(p = lock_user_string(arg1))) |
4453 | goto efault; | |
53a5960a PB |
4454 | ret = get_errno(chdir(p)); |
4455 | unlock_user(p, arg1, 0); | |
31e31b8a | 4456 | break; |
a315a145 | 4457 | #ifdef TARGET_NR_time |
31e31b8a FB |
4458 | case TARGET_NR_time: |
4459 | { | |
53a5960a PB |
4460 | time_t host_time; |
4461 | ret = get_errno(time(&host_time)); | |
2f619698 FB |
4462 | if (!is_error(ret) |
4463 | && arg1 | |
4464 | && put_user_sal(host_time, arg1)) | |
4465 | goto efault; | |
31e31b8a FB |
4466 | } |
4467 | break; | |
a315a145 | 4468 | #endif |
31e31b8a | 4469 | case TARGET_NR_mknod: |
579a97f7 FB |
4470 | if (!(p = lock_user_string(arg1))) |
4471 | goto efault; | |
53a5960a PB |
4472 | ret = get_errno(mknod(p, arg2, arg3)); |
4473 | unlock_user(p, arg1, 0); | |
31e31b8a | 4474 | break; |
75ac37a0 TS |
4475 | #if defined(TARGET_NR_mknodat) && defined(__NR_mknodat) |
4476 | case TARGET_NR_mknodat: | |
579a97f7 FB |
4477 | if (!(p = lock_user_string(arg2))) |
4478 | goto efault; | |
4479 | ret = get_errno(sys_mknodat(arg1, p, arg3, arg4)); | |
4480 | unlock_user(p, arg2, 0); | |
75ac37a0 TS |
4481 | break; |
4482 | #endif | |
31e31b8a | 4483 | case TARGET_NR_chmod: |
579a97f7 FB |
4484 | if (!(p = lock_user_string(arg1))) |
4485 | goto efault; | |
53a5960a PB |
4486 | ret = get_errno(chmod(p, arg2)); |
4487 | unlock_user(p, arg1, 0); | |
31e31b8a | 4488 | break; |
ebc05488 | 4489 | #ifdef TARGET_NR_break |
31e31b8a FB |
4490 | case TARGET_NR_break: |
4491 | goto unimplemented; | |
ebc05488 FB |
4492 | #endif |
4493 | #ifdef TARGET_NR_oldstat | |
31e31b8a FB |
4494 | case TARGET_NR_oldstat: |
4495 | goto unimplemented; | |
ebc05488 | 4496 | #endif |
31e31b8a FB |
4497 | case TARGET_NR_lseek: |
4498 | ret = get_errno(lseek(arg1, arg2, arg3)); | |
4499 | break; | |
9231733a RH |
4500 | #if defined(TARGET_NR_getxpid) && defined(TARGET_ALPHA) |
4501 | /* Alpha specific */ | |
7a3148a9 | 4502 | case TARGET_NR_getxpid: |
9231733a RH |
4503 | ((CPUAlphaState *)cpu_env)->ir[IR_A4] = getppid(); |
4504 | ret = get_errno(getpid()); | |
4505 | break; | |
7a3148a9 | 4506 | #endif |
9231733a RH |
4507 | #ifdef TARGET_NR_getpid |
4508 | case TARGET_NR_getpid: | |
31e31b8a FB |
4509 | ret = get_errno(getpid()); |
4510 | break; | |
9231733a | 4511 | #endif |
31e31b8a | 4512 | case TARGET_NR_mount: |
80265918 TS |
4513 | { |
4514 | /* need to look at the data field */ | |
4515 | void *p2, *p3; | |
4516 | p = lock_user_string(arg1); | |
4517 | p2 = lock_user_string(arg2); | |
4518 | p3 = lock_user_string(arg3); | |
579a97f7 FB |
4519 | if (!p || !p2 || !p3) |
4520 | ret = -TARGET_EFAULT; | |
dab46405 | 4521 | else { |
579a97f7 FB |
4522 | /* FIXME - arg5 should be locked, but it isn't clear how to |
4523 | * do that since it's not guaranteed to be a NULL-terminated | |
4524 | * string. | |
4525 | */ | |
dab46405 JSM |
4526 | if ( ! arg5 ) |
4527 | ret = get_errno(mount(p, p2, p3, (unsigned long)arg4, NULL)); | |
4528 | else | |
4529 | ret = get_errno(mount(p, p2, p3, (unsigned long)arg4, g2h(arg5))); | |
4530 | } | |
579a97f7 FB |
4531 | unlock_user(p, arg1, 0); |
4532 | unlock_user(p2, arg2, 0); | |
4533 | unlock_user(p3, arg3, 0); | |
80265918 TS |
4534 | break; |
4535 | } | |
e5febef5 | 4536 | #ifdef TARGET_NR_umount |
31e31b8a | 4537 | case TARGET_NR_umount: |
579a97f7 FB |
4538 | if (!(p = lock_user_string(arg1))) |
4539 | goto efault; | |
53a5960a PB |
4540 | ret = get_errno(umount(p)); |
4541 | unlock_user(p, arg1, 0); | |
31e31b8a | 4542 | break; |
e5febef5 | 4543 | #endif |
7a3148a9 | 4544 | #ifdef TARGET_NR_stime /* not on alpha */ |
31e31b8a FB |
4545 | case TARGET_NR_stime: |
4546 | { | |
53a5960a | 4547 | time_t host_time; |
2f619698 FB |
4548 | if (get_user_sal(host_time, arg1)) |
4549 | goto efault; | |
53a5960a | 4550 | ret = get_errno(stime(&host_time)); |
31e31b8a FB |
4551 | } |
4552 | break; | |
7a3148a9 | 4553 | #endif |
31e31b8a FB |
4554 | case TARGET_NR_ptrace: |
4555 | goto unimplemented; | |
7a3148a9 | 4556 | #ifdef TARGET_NR_alarm /* not on alpha */ |
31e31b8a FB |
4557 | case TARGET_NR_alarm: |
4558 | ret = alarm(arg1); | |
4559 | break; | |
7a3148a9 | 4560 | #endif |
ebc05488 | 4561 | #ifdef TARGET_NR_oldfstat |
31e31b8a FB |
4562 | case TARGET_NR_oldfstat: |
4563 | goto unimplemented; | |
ebc05488 | 4564 | #endif |
7a3148a9 | 4565 | #ifdef TARGET_NR_pause /* not on alpha */ |
31e31b8a FB |
4566 | case TARGET_NR_pause: |
4567 | ret = get_errno(pause()); | |
4568 | break; | |
7a3148a9 | 4569 | #endif |
e5febef5 | 4570 | #ifdef TARGET_NR_utime |
31e31b8a | 4571 | case TARGET_NR_utime: |
ebc05488 | 4572 | { |
53a5960a PB |
4573 | struct utimbuf tbuf, *host_tbuf; |
4574 | struct target_utimbuf *target_tbuf; | |
4575 | if (arg2) { | |
579a97f7 FB |
4576 | if (!lock_user_struct(VERIFY_READ, target_tbuf, arg2, 1)) |
4577 | goto efault; | |
53a5960a PB |
4578 | tbuf.actime = tswapl(target_tbuf->actime); |
4579 | tbuf.modtime = tswapl(target_tbuf->modtime); | |
4580 | unlock_user_struct(target_tbuf, arg2, 0); | |
4581 | host_tbuf = &tbuf; | |
f72e8ff4 | 4582 | } else { |
53a5960a | 4583 | host_tbuf = NULL; |
f72e8ff4 | 4584 | } |
579a97f7 FB |
4585 | if (!(p = lock_user_string(arg1))) |
4586 | goto efault; | |
53a5960a PB |
4587 | ret = get_errno(utime(p, host_tbuf)); |
4588 | unlock_user(p, arg1, 0); | |
ebc05488 FB |
4589 | } |
4590 | break; | |
e5febef5 | 4591 | #endif |
978a66ff FB |
4592 | case TARGET_NR_utimes: |
4593 | { | |
978a66ff | 4594 | struct timeval *tvp, tv[2]; |
53a5960a | 4595 | if (arg2) { |
788f5ec4 TS |
4596 | if (copy_from_user_timeval(&tv[0], arg2) |
4597 | || copy_from_user_timeval(&tv[1], | |
4598 | arg2 + sizeof(struct target_timeval))) | |
4599 | goto efault; | |
978a66ff FB |
4600 | tvp = tv; |
4601 | } else { | |
4602 | tvp = NULL; | |
4603 | } | |
579a97f7 FB |
4604 | if (!(p = lock_user_string(arg1))) |
4605 | goto efault; | |
53a5960a PB |
4606 | ret = get_errno(utimes(p, tvp)); |
4607 | unlock_user(p, arg1, 0); | |
978a66ff FB |
4608 | } |
4609 | break; | |
ac8a6556 AZ |
4610 | #if defined(TARGET_NR_futimesat) && defined(__NR_futimesat) |
4611 | case TARGET_NR_futimesat: | |
4612 | { | |
4613 | struct timeval *tvp, tv[2]; | |
4614 | if (arg3) { | |
4615 | if (copy_from_user_timeval(&tv[0], arg3) | |
4616 | || copy_from_user_timeval(&tv[1], | |
4617 | arg3 + sizeof(struct target_timeval))) | |
4618 | goto efault; | |
4619 | tvp = tv; | |
4620 | } else { | |
4621 | tvp = NULL; | |
4622 | } | |
4623 | if (!(p = lock_user_string(arg2))) | |
4624 | goto efault; | |
4625 | ret = get_errno(sys_futimesat(arg1, path(p), tvp)); | |
4626 | unlock_user(p, arg2, 0); | |
4627 | } | |
4628 | break; | |
4629 | #endif | |
ebc05488 | 4630 | #ifdef TARGET_NR_stty |
31e31b8a FB |
4631 | case TARGET_NR_stty: |
4632 | goto unimplemented; | |
ebc05488 FB |
4633 | #endif |
4634 | #ifdef TARGET_NR_gtty | |
31e31b8a FB |
4635 | case TARGET_NR_gtty: |
4636 | goto unimplemented; | |
ebc05488 | 4637 | #endif |
31e31b8a | 4638 | case TARGET_NR_access: |
579a97f7 FB |
4639 | if (!(p = lock_user_string(arg1))) |
4640 | goto efault; | |
719f908e | 4641 | ret = get_errno(access(path(p), arg2)); |
53a5960a | 4642 | unlock_user(p, arg1, 0); |
31e31b8a | 4643 | break; |
92a34c10 TS |
4644 | #if defined(TARGET_NR_faccessat) && defined(__NR_faccessat) |
4645 | case TARGET_NR_faccessat: | |
579a97f7 FB |
4646 | if (!(p = lock_user_string(arg2))) |
4647 | goto efault; | |
465c9f06 | 4648 | ret = get_errno(sys_faccessat(arg1, p, arg3)); |
579a97f7 | 4649 | unlock_user(p, arg2, 0); |
92a34c10 TS |
4650 | break; |
4651 | #endif | |
7a3148a9 | 4652 | #ifdef TARGET_NR_nice /* not on alpha */ |
31e31b8a FB |
4653 | case TARGET_NR_nice: |
4654 | ret = get_errno(nice(arg1)); | |
4655 | break; | |
7a3148a9 | 4656 | #endif |
ebc05488 | 4657 | #ifdef TARGET_NR_ftime |
31e31b8a FB |
4658 | case TARGET_NR_ftime: |
4659 | goto unimplemented; | |
ebc05488 | 4660 | #endif |
31e31b8a | 4661 | case TARGET_NR_sync: |
04369ff2 FB |
4662 | sync(); |
4663 | ret = 0; | |
31e31b8a FB |
4664 | break; |
4665 | case TARGET_NR_kill: | |
4cb05961 | 4666 | ret = get_errno(kill(arg1, target_to_host_signal(arg2))); |
31e31b8a FB |
4667 | break; |
4668 | case TARGET_NR_rename: | |
53a5960a PB |
4669 | { |
4670 | void *p2; | |
4671 | p = lock_user_string(arg1); | |
4672 | p2 = lock_user_string(arg2); | |
579a97f7 FB |
4673 | if (!p || !p2) |
4674 | ret = -TARGET_EFAULT; | |
4675 | else | |
4676 | ret = get_errno(rename(p, p2)); | |
53a5960a PB |
4677 | unlock_user(p2, arg2, 0); |
4678 | unlock_user(p, arg1, 0); | |
4679 | } | |
31e31b8a | 4680 | break; |
722183f6 TS |
4681 | #if defined(TARGET_NR_renameat) && defined(__NR_renameat) |
4682 | case TARGET_NR_renameat: | |
722183f6 | 4683 | { |
579a97f7 | 4684 | void *p2; |
722183f6 TS |
4685 | p = lock_user_string(arg2); |
4686 | p2 = lock_user_string(arg4); | |
579a97f7 | 4687 | if (!p || !p2) |
0da46a6e | 4688 | ret = -TARGET_EFAULT; |
722183f6 TS |
4689 | else |
4690 | ret = get_errno(sys_renameat(arg1, p, arg3, p2)); | |
579a97f7 FB |
4691 | unlock_user(p2, arg4, 0); |
4692 | unlock_user(p, arg2, 0); | |
722183f6 TS |
4693 | } |
4694 | break; | |
4695 | #endif | |
31e31b8a | 4696 | case TARGET_NR_mkdir: |
579a97f7 FB |
4697 | if (!(p = lock_user_string(arg1))) |
4698 | goto efault; | |
53a5960a PB |
4699 | ret = get_errno(mkdir(p, arg2)); |
4700 | unlock_user(p, arg1, 0); | |
31e31b8a | 4701 | break; |
4472ad0d TS |
4702 | #if defined(TARGET_NR_mkdirat) && defined(__NR_mkdirat) |
4703 | case TARGET_NR_mkdirat: | |
579a97f7 FB |
4704 | if (!(p = lock_user_string(arg2))) |
4705 | goto efault; | |
4706 | ret = get_errno(sys_mkdirat(arg1, p, arg3)); | |
4707 | unlock_user(p, arg2, 0); | |
4472ad0d TS |
4708 | break; |
4709 | #endif | |
31e31b8a | 4710 | case TARGET_NR_rmdir: |
579a97f7 FB |
4711 | if (!(p = lock_user_string(arg1))) |
4712 | goto efault; | |
53a5960a PB |
4713 | ret = get_errno(rmdir(p)); |
4714 | unlock_user(p, arg1, 0); | |
31e31b8a FB |
4715 | break; |
4716 | case TARGET_NR_dup: | |
4717 | ret = get_errno(dup(arg1)); | |
4718 | break; | |
4719 | case TARGET_NR_pipe: | |
fb41a66e | 4720 | ret = do_pipe(cpu_env, arg1, 0, 0); |
099d6b0f RV |
4721 | break; |
4722 | #ifdef TARGET_NR_pipe2 | |
4723 | case TARGET_NR_pipe2: | |
fb41a66e | 4724 | ret = do_pipe(cpu_env, arg1, arg2, 1); |
31e31b8a | 4725 | break; |
099d6b0f | 4726 | #endif |
31e31b8a | 4727 | case TARGET_NR_times: |
32f36bce | 4728 | { |
53a5960a | 4729 | struct target_tms *tmsp; |
32f36bce FB |
4730 | struct tms tms; |
4731 | ret = get_errno(times(&tms)); | |
53a5960a | 4732 | if (arg1) { |
579a97f7 FB |
4733 | tmsp = lock_user(VERIFY_WRITE, arg1, sizeof(struct target_tms), 0); |
4734 | if (!tmsp) | |
4735 | goto efault; | |
c596ed17 FB |
4736 | tmsp->tms_utime = tswapl(host_to_target_clock_t(tms.tms_utime)); |
4737 | tmsp->tms_stime = tswapl(host_to_target_clock_t(tms.tms_stime)); | |
4738 | tmsp->tms_cutime = tswapl(host_to_target_clock_t(tms.tms_cutime)); | |
4739 | tmsp->tms_cstime = tswapl(host_to_target_clock_t(tms.tms_cstime)); | |
32f36bce | 4740 | } |
c596ed17 FB |
4741 | if (!is_error(ret)) |
4742 | ret = host_to_target_clock_t(ret); | |
32f36bce FB |
4743 | } |
4744 | break; | |
ebc05488 | 4745 | #ifdef TARGET_NR_prof |
31e31b8a FB |
4746 | case TARGET_NR_prof: |
4747 | goto unimplemented; | |
ebc05488 | 4748 | #endif |
e5febef5 | 4749 | #ifdef TARGET_NR_signal |
31e31b8a FB |
4750 | case TARGET_NR_signal: |
4751 | goto unimplemented; | |
e5febef5 | 4752 | #endif |
31e31b8a | 4753 | case TARGET_NR_acct: |
38d840e6 AJ |
4754 | if (arg1 == 0) { |
4755 | ret = get_errno(acct(NULL)); | |
4756 | } else { | |
4757 | if (!(p = lock_user_string(arg1))) | |
4758 | goto efault; | |
4759 | ret = get_errno(acct(path(p))); | |
4760 | unlock_user(p, arg1, 0); | |
4761 | } | |
24836689 | 4762 | break; |
7a3148a9 | 4763 | #ifdef TARGET_NR_umount2 /* not on alpha */ |
31e31b8a | 4764 | case TARGET_NR_umount2: |
579a97f7 FB |
4765 | if (!(p = lock_user_string(arg1))) |
4766 | goto efault; | |
53a5960a PB |
4767 | ret = get_errno(umount2(p, arg2)); |
4768 | unlock_user(p, arg1, 0); | |
31e31b8a | 4769 | break; |
7a3148a9 | 4770 | #endif |
ebc05488 | 4771 | #ifdef TARGET_NR_lock |
31e31b8a FB |
4772 | case TARGET_NR_lock: |
4773 | goto unimplemented; | |
ebc05488 | 4774 | #endif |
31e31b8a FB |
4775 | case TARGET_NR_ioctl: |
4776 | ret = do_ioctl(arg1, arg2, arg3); | |
4777 | break; | |
4778 | case TARGET_NR_fcntl: | |
9ee1fa2c | 4779 | ret = do_fcntl(arg1, arg2, arg3); |
31e31b8a | 4780 | break; |
ebc05488 | 4781 | #ifdef TARGET_NR_mpx |
31e31b8a FB |
4782 | case TARGET_NR_mpx: |
4783 | goto unimplemented; | |
ebc05488 | 4784 | #endif |
31e31b8a FB |
4785 | case TARGET_NR_setpgid: |
4786 | ret = get_errno(setpgid(arg1, arg2)); | |
4787 | break; | |
ebc05488 | 4788 | #ifdef TARGET_NR_ulimit |
31e31b8a FB |
4789 | case TARGET_NR_ulimit: |
4790 | goto unimplemented; | |
ebc05488 FB |
4791 | #endif |
4792 | #ifdef TARGET_NR_oldolduname | |
31e31b8a FB |
4793 | case TARGET_NR_oldolduname: |
4794 | goto unimplemented; | |
ebc05488 | 4795 | #endif |
31e31b8a FB |
4796 | case TARGET_NR_umask: |
4797 | ret = get_errno(umask(arg1)); | |
4798 | break; | |
4799 | case TARGET_NR_chroot: | |
579a97f7 FB |
4800 | if (!(p = lock_user_string(arg1))) |
4801 | goto efault; | |
53a5960a PB |
4802 | ret = get_errno(chroot(p)); |
4803 | unlock_user(p, arg1, 0); | |
31e31b8a FB |
4804 | break; |
4805 | case TARGET_NR_ustat: | |
4806 | goto unimplemented; | |
4807 | case TARGET_NR_dup2: | |
4808 | ret = get_errno(dup2(arg1, arg2)); | |
4809 | break; | |
d0927938 UH |
4810 | #if defined(CONFIG_DUP3) && defined(TARGET_NR_dup3) |
4811 | case TARGET_NR_dup3: | |
4812 | ret = get_errno(dup3(arg1, arg2, arg3)); | |
4813 | break; | |
4814 | #endif | |
7a3148a9 | 4815 | #ifdef TARGET_NR_getppid /* not on alpha */ |
31e31b8a FB |
4816 | case TARGET_NR_getppid: |
4817 | ret = get_errno(getppid()); | |
4818 | break; | |
7a3148a9 | 4819 | #endif |
31e31b8a FB |
4820 | case TARGET_NR_getpgrp: |
4821 | ret = get_errno(getpgrp()); | |
4822 | break; | |
4823 | case TARGET_NR_setsid: | |
4824 | ret = get_errno(setsid()); | |
4825 | break; | |
e5febef5 | 4826 | #ifdef TARGET_NR_sigaction |
31e31b8a | 4827 | case TARGET_NR_sigaction: |
31e31b8a | 4828 | { |
6049f4f8 RH |
4829 | #if defined(TARGET_ALPHA) |
4830 | struct target_sigaction act, oact, *pact = 0; | |
53a5960a | 4831 | struct target_old_sigaction *old_act; |
53a5960a | 4832 | if (arg2) { |
579a97f7 FB |
4833 | if (!lock_user_struct(VERIFY_READ, old_act, arg2, 1)) |
4834 | goto efault; | |
66fb9763 FB |
4835 | act._sa_handler = old_act->_sa_handler; |
4836 | target_siginitset(&act.sa_mask, old_act->sa_mask); | |
4837 | act.sa_flags = old_act->sa_flags; | |
6049f4f8 | 4838 | act.sa_restorer = 0; |
53a5960a | 4839 | unlock_user_struct(old_act, arg2, 0); |
66fb9763 | 4840 | pact = &act; |
66fb9763 FB |
4841 | } |
4842 | ret = get_errno(do_sigaction(arg1, pact, &oact)); | |
53a5960a | 4843 | if (!is_error(ret) && arg3) { |
579a97f7 FB |
4844 | if (!lock_user_struct(VERIFY_WRITE, old_act, arg3, 0)) |
4845 | goto efault; | |
53a5960a PB |
4846 | old_act->_sa_handler = oact._sa_handler; |
4847 | old_act->sa_mask = oact.sa_mask.sig[0]; | |
4848 | old_act->sa_flags = oact.sa_flags; | |
53a5960a | 4849 | unlock_user_struct(old_act, arg3, 1); |
66fb9763 | 4850 | } |
6049f4f8 | 4851 | #elif defined(TARGET_MIPS) |
106ec879 FB |
4852 | struct target_sigaction act, oact, *pact, *old_act; |
4853 | ||
4854 | if (arg2) { | |
579a97f7 FB |
4855 | if (!lock_user_struct(VERIFY_READ, old_act, arg2, 1)) |
4856 | goto efault; | |
106ec879 FB |
4857 | act._sa_handler = old_act->_sa_handler; |
4858 | target_siginitset(&act.sa_mask, old_act->sa_mask.sig[0]); | |
4859 | act.sa_flags = old_act->sa_flags; | |
4860 | unlock_user_struct(old_act, arg2, 0); | |
4861 | pact = &act; | |
4862 | } else { | |
4863 | pact = NULL; | |
4864 | } | |
4865 | ||
4866 | ret = get_errno(do_sigaction(arg1, pact, &oact)); | |
4867 | ||
4868 | if (!is_error(ret) && arg3) { | |
579a97f7 FB |
4869 | if (!lock_user_struct(VERIFY_WRITE, old_act, arg3, 0)) |
4870 | goto efault; | |
106ec879 FB |
4871 | old_act->_sa_handler = oact._sa_handler; |
4872 | old_act->sa_flags = oact.sa_flags; | |
4873 | old_act->sa_mask.sig[0] = oact.sa_mask.sig[0]; | |
4874 | old_act->sa_mask.sig[1] = 0; | |
4875 | old_act->sa_mask.sig[2] = 0; | |
4876 | old_act->sa_mask.sig[3] = 0; | |
4877 | unlock_user_struct(old_act, arg3, 1); | |
4878 | } | |
6049f4f8 RH |
4879 | #else |
4880 | struct target_old_sigaction *old_act; | |
4881 | struct target_sigaction act, oact, *pact; | |
4882 | if (arg2) { | |
4883 | if (!lock_user_struct(VERIFY_READ, old_act, arg2, 1)) | |
4884 | goto efault; | |
4885 | act._sa_handler = old_act->_sa_handler; | |
4886 | target_siginitset(&act.sa_mask, old_act->sa_mask); | |
4887 | act.sa_flags = old_act->sa_flags; | |
4888 | act.sa_restorer = old_act->sa_restorer; | |
4889 | unlock_user_struct(old_act, arg2, 0); | |
4890 | pact = &act; | |
4891 | } else { | |
4892 | pact = NULL; | |
4893 | } | |
4894 | ret = get_errno(do_sigaction(arg1, pact, &oact)); | |
4895 | if (!is_error(ret) && arg3) { | |
4896 | if (!lock_user_struct(VERIFY_WRITE, old_act, arg3, 0)) | |
4897 | goto efault; | |
4898 | old_act->_sa_handler = oact._sa_handler; | |
4899 | old_act->sa_mask = oact.sa_mask.sig[0]; | |
4900 | old_act->sa_flags = oact.sa_flags; | |
4901 | old_act->sa_restorer = oact.sa_restorer; | |
4902 | unlock_user_struct(old_act, arg3, 1); | |
4903 | } | |
388bb21a | 4904 | #endif |
31e31b8a FB |
4905 | } |
4906 | break; | |
e5febef5 | 4907 | #endif |
66fb9763 | 4908 | case TARGET_NR_rt_sigaction: |
53a5960a | 4909 | { |
6049f4f8 RH |
4910 | #if defined(TARGET_ALPHA) |
4911 | struct target_sigaction act, oact, *pact = 0; | |
4912 | struct target_rt_sigaction *rt_act; | |
4913 | /* ??? arg4 == sizeof(sigset_t). */ | |
4914 | if (arg2) { | |
4915 | if (!lock_user_struct(VERIFY_READ, rt_act, arg2, 1)) | |
4916 | goto efault; | |
4917 | act._sa_handler = rt_act->_sa_handler; | |
4918 | act.sa_mask = rt_act->sa_mask; | |
4919 | act.sa_flags = rt_act->sa_flags; | |
4920 | act.sa_restorer = arg5; | |
4921 | unlock_user_struct(rt_act, arg2, 0); | |
4922 | pact = &act; | |
4923 | } | |
4924 | ret = get_errno(do_sigaction(arg1, pact, &oact)); | |
4925 | if (!is_error(ret) && arg3) { | |
4926 | if (!lock_user_struct(VERIFY_WRITE, rt_act, arg3, 0)) | |
4927 | goto efault; | |
4928 | rt_act->_sa_handler = oact._sa_handler; | |
4929 | rt_act->sa_mask = oact.sa_mask; | |
4930 | rt_act->sa_flags = oact.sa_flags; | |
4931 | unlock_user_struct(rt_act, arg3, 1); | |
4932 | } | |
4933 | #else | |
53a5960a PB |
4934 | struct target_sigaction *act; |
4935 | struct target_sigaction *oact; | |
4936 | ||
579a97f7 FB |
4937 | if (arg2) { |
4938 | if (!lock_user_struct(VERIFY_READ, act, arg2, 1)) | |
4939 | goto efault; | |
4940 | } else | |
53a5960a | 4941 | act = NULL; |
579a97f7 FB |
4942 | if (arg3) { |
4943 | if (!lock_user_struct(VERIFY_WRITE, oact, arg3, 0)) { | |
4944 | ret = -TARGET_EFAULT; | |
4945 | goto rt_sigaction_fail; | |
4946 | } | |
4947 | } else | |
53a5960a PB |
4948 | oact = NULL; |
4949 | ret = get_errno(do_sigaction(arg1, act, oact)); | |
579a97f7 FB |
4950 | rt_sigaction_fail: |
4951 | if (act) | |
53a5960a | 4952 | unlock_user_struct(act, arg2, 0); |
579a97f7 | 4953 | if (oact) |
53a5960a | 4954 | unlock_user_struct(oact, arg3, 1); |
6049f4f8 | 4955 | #endif |
53a5960a | 4956 | } |
66fb9763 | 4957 | break; |
7a3148a9 | 4958 | #ifdef TARGET_NR_sgetmask /* not on alpha */ |
31e31b8a | 4959 | case TARGET_NR_sgetmask: |
66fb9763 FB |
4960 | { |
4961 | sigset_t cur_set; | |
992f48a0 | 4962 | abi_ulong target_set; |
66fb9763 FB |
4963 | sigprocmask(0, NULL, &cur_set); |
4964 | host_to_target_old_sigset(&target_set, &cur_set); | |
4965 | ret = target_set; | |
4966 | } | |
4967 | break; | |
7a3148a9 JM |
4968 | #endif |
4969 | #ifdef TARGET_NR_ssetmask /* not on alpha */ | |
31e31b8a | 4970 | case TARGET_NR_ssetmask: |
66fb9763 FB |
4971 | { |
4972 | sigset_t set, oset, cur_set; | |
992f48a0 | 4973 | abi_ulong target_set = arg1; |
66fb9763 FB |
4974 | sigprocmask(0, NULL, &cur_set); |
4975 | target_to_host_old_sigset(&set, &target_set); | |
4976 | sigorset(&set, &set, &cur_set); | |
4977 | sigprocmask(SIG_SETMASK, &set, &oset); | |
4978 | host_to_target_old_sigset(&target_set, &oset); | |
4979 | ret = target_set; | |
4980 | } | |
4981 | break; | |
7a3148a9 | 4982 | #endif |
e5febef5 | 4983 | #ifdef TARGET_NR_sigprocmask |
66fb9763 FB |
4984 | case TARGET_NR_sigprocmask: |
4985 | { | |
a5b3b13b RH |
4986 | #if defined(TARGET_ALPHA) |
4987 | sigset_t set, oldset; | |
4988 | abi_ulong mask; | |
4989 | int how; | |
4990 | ||
4991 | switch (arg1) { | |
4992 | case TARGET_SIG_BLOCK: | |
4993 | how = SIG_BLOCK; | |
4994 | break; | |
4995 | case TARGET_SIG_UNBLOCK: | |
4996 | how = SIG_UNBLOCK; | |
4997 | break; | |
4998 | case TARGET_SIG_SETMASK: | |
4999 | how = SIG_SETMASK; | |
5000 | break; | |
5001 | default: | |
5002 | ret = -TARGET_EINVAL; | |
5003 | goto fail; | |
5004 | } | |
5005 | mask = arg2; | |
5006 | target_to_host_old_sigset(&set, &mask); | |
5007 | ||
5008 | ret = get_errno(sigprocmask(how, &set, &oldset)); | |
5009 | ||
5010 | if (!is_error(ret)) { | |
5011 | host_to_target_old_sigset(&mask, &oldset); | |
5012 | ret = mask; | |
5013 | ((CPUAlphaState *)cpu_env)->[IR_V0] = 0; /* force no error */ | |
5014 | } | |
5015 | #else | |
66fb9763 | 5016 | sigset_t set, oldset, *set_ptr; |
a5b3b13b | 5017 | int how; |
3b46e624 | 5018 | |
53a5960a | 5019 | if (arg2) { |
a5b3b13b | 5020 | switch (arg1) { |
66fb9763 FB |
5021 | case TARGET_SIG_BLOCK: |
5022 | how = SIG_BLOCK; | |
5023 | break; | |
5024 | case TARGET_SIG_UNBLOCK: | |
5025 | how = SIG_UNBLOCK; | |
5026 | break; | |
5027 | case TARGET_SIG_SETMASK: | |
5028 | how = SIG_SETMASK; | |
5029 | break; | |
5030 | default: | |
0da46a6e | 5031 | ret = -TARGET_EINVAL; |
66fb9763 FB |
5032 | goto fail; |
5033 | } | |
c227f099 | 5034 | if (!(p = lock_user(VERIFY_READ, arg2, sizeof(target_sigset_t), 1))) |
579a97f7 | 5035 | goto efault; |
53a5960a PB |
5036 | target_to_host_old_sigset(&set, p); |
5037 | unlock_user(p, arg2, 0); | |
66fb9763 FB |
5038 | set_ptr = &set; |
5039 | } else { | |
5040 | how = 0; | |
5041 | set_ptr = NULL; | |
5042 | } | |
a5b3b13b | 5043 | ret = get_errno(sigprocmask(how, set_ptr, &oldset)); |
53a5960a | 5044 | if (!is_error(ret) && arg3) { |
c227f099 | 5045 | if (!(p = lock_user(VERIFY_WRITE, arg3, sizeof(target_sigset_t), 0))) |
579a97f7 | 5046 | goto efault; |
53a5960a | 5047 | host_to_target_old_sigset(p, &oldset); |
c227f099 | 5048 | unlock_user(p, arg3, sizeof(target_sigset_t)); |
66fb9763 | 5049 | } |
a5b3b13b | 5050 | #endif |
66fb9763 FB |
5051 | } |
5052 | break; | |
e5febef5 | 5053 | #endif |
66fb9763 FB |
5054 | case TARGET_NR_rt_sigprocmask: |
5055 | { | |
5056 | int how = arg1; | |
5057 | sigset_t set, oldset, *set_ptr; | |
3b46e624 | 5058 | |
53a5960a | 5059 | if (arg2) { |
66fb9763 FB |
5060 | switch(how) { |
5061 | case TARGET_SIG_BLOCK: | |
5062 | how = SIG_BLOCK; | |
5063 | break; | |
5064 | case TARGET_SIG_UNBLOCK: | |
5065 | how = SIG_UNBLOCK; | |
5066 | break; | |
5067 | case TARGET_SIG_SETMASK: | |
5068 | how = SIG_SETMASK; | |
5069 | break; | |
5070 | default: | |
0da46a6e | 5071 | ret = -TARGET_EINVAL; |
66fb9763 FB |
5072 | goto fail; |
5073 | } | |
c227f099 | 5074 | if (!(p = lock_user(VERIFY_READ, arg2, sizeof(target_sigset_t), 1))) |
579a97f7 | 5075 | goto efault; |
53a5960a PB |
5076 | target_to_host_sigset(&set, p); |
5077 | unlock_user(p, arg2, 0); | |
66fb9763 FB |
5078 | set_ptr = &set; |
5079 | } else { | |
5080 | how = 0; | |
5081 | set_ptr = NULL; | |
5082 | } | |
5083 | ret = get_errno(sigprocmask(how, set_ptr, &oldset)); | |
53a5960a | 5084 | if (!is_error(ret) && arg3) { |
c227f099 | 5085 | if (!(p = lock_user(VERIFY_WRITE, arg3, sizeof(target_sigset_t), 0))) |
579a97f7 | 5086 | goto efault; |
53a5960a | 5087 | host_to_target_sigset(p, &oldset); |
c227f099 | 5088 | unlock_user(p, arg3, sizeof(target_sigset_t)); |
66fb9763 FB |
5089 | } |
5090 | } | |
5091 | break; | |
e5febef5 | 5092 | #ifdef TARGET_NR_sigpending |
66fb9763 FB |
5093 | case TARGET_NR_sigpending: |
5094 | { | |
5095 | sigset_t set; | |
5096 | ret = get_errno(sigpending(&set)); | |
5097 | if (!is_error(ret)) { | |
c227f099 | 5098 | if (!(p = lock_user(VERIFY_WRITE, arg1, sizeof(target_sigset_t), 0))) |
579a97f7 | 5099 | goto efault; |
53a5960a | 5100 | host_to_target_old_sigset(p, &set); |
c227f099 | 5101 | unlock_user(p, arg1, sizeof(target_sigset_t)); |
66fb9763 FB |
5102 | } |
5103 | } | |
5104 | break; | |
e5febef5 | 5105 | #endif |
66fb9763 FB |
5106 | case TARGET_NR_rt_sigpending: |
5107 | { | |
5108 | sigset_t set; | |
5109 | ret = get_errno(sigpending(&set)); | |
5110 | if (!is_error(ret)) { | |
c227f099 | 5111 | if (!(p = lock_user(VERIFY_WRITE, arg1, sizeof(target_sigset_t), 0))) |
579a97f7 | 5112 | goto efault; |
53a5960a | 5113 | host_to_target_sigset(p, &set); |
c227f099 | 5114 | unlock_user(p, arg1, sizeof(target_sigset_t)); |
66fb9763 FB |
5115 | } |
5116 | } | |
5117 | break; | |
e5febef5 | 5118 | #ifdef TARGET_NR_sigsuspend |
66fb9763 FB |
5119 | case TARGET_NR_sigsuspend: |
5120 | { | |
5121 | sigset_t set; | |
f43ce12b RH |
5122 | #if defined(TARGET_ALPHA) |
5123 | abi_ulong mask = arg1; | |
5124 | target_to_host_old_sigset(&set, &mask); | |
5125 | #else | |
c227f099 | 5126 | if (!(p = lock_user(VERIFY_READ, arg1, sizeof(target_sigset_t), 1))) |
579a97f7 | 5127 | goto efault; |
53a5960a PB |
5128 | target_to_host_old_sigset(&set, p); |
5129 | unlock_user(p, arg1, 0); | |
f43ce12b | 5130 | #endif |
66fb9763 FB |
5131 | ret = get_errno(sigsuspend(&set)); |
5132 | } | |
5133 | break; | |
e5febef5 | 5134 | #endif |
66fb9763 FB |
5135 | case TARGET_NR_rt_sigsuspend: |
5136 | { | |
5137 | sigset_t set; | |
c227f099 | 5138 | if (!(p = lock_user(VERIFY_READ, arg1, sizeof(target_sigset_t), 1))) |
579a97f7 | 5139 | goto efault; |
53a5960a PB |
5140 | target_to_host_sigset(&set, p); |
5141 | unlock_user(p, arg1, 0); | |
66fb9763 FB |
5142 | ret = get_errno(sigsuspend(&set)); |
5143 | } | |
5144 | break; | |
5145 | case TARGET_NR_rt_sigtimedwait: | |
5146 | { | |
66fb9763 FB |
5147 | sigset_t set; |
5148 | struct timespec uts, *puts; | |
5149 | siginfo_t uinfo; | |
3b46e624 | 5150 | |
c227f099 | 5151 | if (!(p = lock_user(VERIFY_READ, arg1, sizeof(target_sigset_t), 1))) |
579a97f7 | 5152 | goto efault; |
53a5960a PB |
5153 | target_to_host_sigset(&set, p); |
5154 | unlock_user(p, arg1, 0); | |
5155 | if (arg3) { | |
66fb9763 | 5156 | puts = &uts; |
53a5960a | 5157 | target_to_host_timespec(puts, arg3); |
66fb9763 FB |
5158 | } else { |
5159 | puts = NULL; | |
5160 | } | |
5161 | ret = get_errno(sigtimedwait(&set, &uinfo, puts)); | |
53a5960a | 5162 | if (!is_error(ret) && arg2) { |
c227f099 | 5163 | if (!(p = lock_user(VERIFY_WRITE, arg2, sizeof(target_siginfo_t), 0))) |
579a97f7 | 5164 | goto efault; |
53a5960a | 5165 | host_to_target_siginfo(p, &uinfo); |
c227f099 | 5166 | unlock_user(p, arg2, sizeof(target_siginfo_t)); |
66fb9763 FB |
5167 | } |
5168 | } | |
5169 | break; | |
5170 | case TARGET_NR_rt_sigqueueinfo: | |
5171 | { | |
5172 | siginfo_t uinfo; | |
c227f099 | 5173 | if (!(p = lock_user(VERIFY_READ, arg3, sizeof(target_sigset_t), 1))) |
579a97f7 | 5174 | goto efault; |
53a5960a PB |
5175 | target_to_host_siginfo(&uinfo, p); |
5176 | unlock_user(p, arg1, 0); | |
66fb9763 FB |
5177 | ret = get_errno(sys_rt_sigqueueinfo(arg1, arg2, &uinfo)); |
5178 | } | |
5179 | break; | |
e5febef5 | 5180 | #ifdef TARGET_NR_sigreturn |
66fb9763 FB |
5181 | case TARGET_NR_sigreturn: |
5182 | /* NOTE: ret is eax, so not transcoding must be done */ | |
5183 | ret = do_sigreturn(cpu_env); | |
5184 | break; | |
e5febef5 | 5185 | #endif |
66fb9763 FB |
5186 | case TARGET_NR_rt_sigreturn: |
5187 | /* NOTE: ret is eax, so not transcoding must be done */ | |
5188 | ret = do_rt_sigreturn(cpu_env); | |
5189 | break; | |
31e31b8a | 5190 | case TARGET_NR_sethostname: |
579a97f7 FB |
5191 | if (!(p = lock_user_string(arg1))) |
5192 | goto efault; | |
53a5960a PB |
5193 | ret = get_errno(sethostname(p, arg2)); |
5194 | unlock_user(p, arg1, 0); | |
31e31b8a FB |
5195 | break; |
5196 | case TARGET_NR_setrlimit: | |
9de5e440 | 5197 | { |
9de5e440 | 5198 | int resource = arg1; |
53a5960a | 5199 | struct target_rlimit *target_rlim; |
9de5e440 | 5200 | struct rlimit rlim; |
579a97f7 FB |
5201 | if (!lock_user_struct(VERIFY_READ, target_rlim, arg2, 1)) |
5202 | goto efault; | |
81bbe906 TY |
5203 | rlim.rlim_cur = target_to_host_rlim(target_rlim->rlim_cur); |
5204 | rlim.rlim_max = target_to_host_rlim(target_rlim->rlim_max); | |
53a5960a | 5205 | unlock_user_struct(target_rlim, arg2, 0); |
9de5e440 FB |
5206 | ret = get_errno(setrlimit(resource, &rlim)); |
5207 | } | |
5208 | break; | |
31e31b8a | 5209 | case TARGET_NR_getrlimit: |
9de5e440 | 5210 | { |
9de5e440 | 5211 | int resource = arg1; |
53a5960a | 5212 | struct target_rlimit *target_rlim; |
9de5e440 | 5213 | struct rlimit rlim; |
3b46e624 | 5214 | |
9de5e440 FB |
5215 | ret = get_errno(getrlimit(resource, &rlim)); |
5216 | if (!is_error(ret)) { | |
579a97f7 FB |
5217 | if (!lock_user_struct(VERIFY_WRITE, target_rlim, arg2, 0)) |
5218 | goto efault; | |
81bbe906 TY |
5219 | target_rlim->rlim_cur = host_to_target_rlim(rlim.rlim_cur); |
5220 | target_rlim->rlim_max = host_to_target_rlim(rlim.rlim_max); | |
53a5960a | 5221 | unlock_user_struct(target_rlim, arg2, 1); |
9de5e440 FB |
5222 | } |
5223 | } | |
5224 | break; | |
31e31b8a | 5225 | case TARGET_NR_getrusage: |
b409186b FB |
5226 | { |
5227 | struct rusage rusage; | |
b409186b FB |
5228 | ret = get_errno(getrusage(arg1, &rusage)); |
5229 | if (!is_error(ret)) { | |
53a5960a | 5230 | host_to_target_rusage(arg2, &rusage); |
b409186b FB |
5231 | } |
5232 | } | |
5233 | break; | |
31e31b8a FB |
5234 | case TARGET_NR_gettimeofday: |
5235 | { | |
31e31b8a FB |
5236 | struct timeval tv; |
5237 | ret = get_errno(gettimeofday(&tv, NULL)); | |
5238 | if (!is_error(ret)) { | |
788f5ec4 TS |
5239 | if (copy_to_user_timeval(arg1, &tv)) |
5240 | goto efault; | |
31e31b8a FB |
5241 | } |
5242 | } | |
5243 | break; | |
5244 | case TARGET_NR_settimeofday: | |
5245 | { | |
31e31b8a | 5246 | struct timeval tv; |
788f5ec4 TS |
5247 | if (copy_from_user_timeval(&tv, arg1)) |
5248 | goto efault; | |
31e31b8a FB |
5249 | ret = get_errno(settimeofday(&tv, NULL)); |
5250 | } | |
5251 | break; | |
048f6b4d | 5252 | #ifdef TARGET_NR_select |
31e31b8a | 5253 | case TARGET_NR_select: |
f2674e31 | 5254 | { |
53a5960a | 5255 | struct target_sel_arg_struct *sel; |
992f48a0 | 5256 | abi_ulong inp, outp, exp, tvp; |
53a5960a PB |
5257 | long nsel; |
5258 | ||
579a97f7 FB |
5259 | if (!lock_user_struct(VERIFY_READ, sel, arg1, 1)) |
5260 | goto efault; | |
53a5960a PB |
5261 | nsel = tswapl(sel->n); |
5262 | inp = tswapl(sel->inp); | |
5263 | outp = tswapl(sel->outp); | |
5264 | exp = tswapl(sel->exp); | |
5265 | tvp = tswapl(sel->tvp); | |
5266 | unlock_user_struct(sel, arg1, 0); | |
5267 | ret = do_select(nsel, inp, outp, exp, tvp); | |
f2674e31 FB |
5268 | } |
5269 | break; | |
9e42382f RV |
5270 | #endif |
5271 | #ifdef TARGET_NR_pselect6 | |
5272 | case TARGET_NR_pselect6: | |
5273 | goto unimplemented_nowarn; | |
048f6b4d | 5274 | #endif |
31e31b8a | 5275 | case TARGET_NR_symlink: |
53a5960a PB |
5276 | { |
5277 | void *p2; | |
5278 | p = lock_user_string(arg1); | |
5279 | p2 = lock_user_string(arg2); | |
579a97f7 FB |
5280 | if (!p || !p2) |
5281 | ret = -TARGET_EFAULT; | |
5282 | else | |
5283 | ret = get_errno(symlink(p, p2)); | |
53a5960a PB |
5284 | unlock_user(p2, arg2, 0); |
5285 | unlock_user(p, arg1, 0); | |
5286 | } | |
31e31b8a | 5287 | break; |
f0b6243d TS |
5288 | #if defined(TARGET_NR_symlinkat) && defined(__NR_symlinkat) |
5289 | case TARGET_NR_symlinkat: | |
f0b6243d | 5290 | { |
579a97f7 | 5291 | void *p2; |
f0b6243d TS |
5292 | p = lock_user_string(arg1); |
5293 | p2 = lock_user_string(arg3); | |
579a97f7 | 5294 | if (!p || !p2) |
0da46a6e | 5295 | ret = -TARGET_EFAULT; |
f0b6243d TS |
5296 | else |
5297 | ret = get_errno(sys_symlinkat(p, arg2, p2)); | |
579a97f7 FB |
5298 | unlock_user(p2, arg3, 0); |
5299 | unlock_user(p, arg1, 0); | |
f0b6243d TS |
5300 | } |
5301 | break; | |
5302 | #endif | |
ebc05488 | 5303 | #ifdef TARGET_NR_oldlstat |
31e31b8a FB |
5304 | case TARGET_NR_oldlstat: |
5305 | goto unimplemented; | |
ebc05488 | 5306 | #endif |
31e31b8a | 5307 | case TARGET_NR_readlink: |
53a5960a | 5308 | { |
d088d664 | 5309 | void *p2, *temp; |
53a5960a | 5310 | p = lock_user_string(arg1); |
579a97f7 FB |
5311 | p2 = lock_user(VERIFY_WRITE, arg2, arg3, 0); |
5312 | if (!p || !p2) | |
5313 | ret = -TARGET_EFAULT; | |
d088d664 AJ |
5314 | else { |
5315 | if (strncmp((const char *)p, "/proc/self/exe", 14) == 0) { | |
5316 | char real[PATH_MAX]; | |
5317 | temp = realpath(exec_path,real); | |
5318 | ret = (temp==NULL) ? get_errno(-1) : strlen(real) ; | |
5319 | snprintf((char *)p2, arg3, "%s", real); | |
5320 | } | |
5321 | else | |
5322 | ret = get_errno(readlink(path(p), p2, arg3)); | |
d088d664 | 5323 | } |
53a5960a PB |
5324 | unlock_user(p2, arg2, ret); |
5325 | unlock_user(p, arg1, 0); | |
5326 | } | |
31e31b8a | 5327 | break; |
5e0ccb18 TS |
5328 | #if defined(TARGET_NR_readlinkat) && defined(__NR_readlinkat) |
5329 | case TARGET_NR_readlinkat: | |
5e0ccb18 | 5330 | { |
579a97f7 | 5331 | void *p2; |
5e0ccb18 | 5332 | p = lock_user_string(arg2); |
579a97f7 FB |
5333 | p2 = lock_user(VERIFY_WRITE, arg3, arg4, 0); |
5334 | if (!p || !p2) | |
0da46a6e | 5335 | ret = -TARGET_EFAULT; |
5e0ccb18 TS |
5336 | else |
5337 | ret = get_errno(sys_readlinkat(arg1, path(p), p2, arg4)); | |
579a97f7 FB |
5338 | unlock_user(p2, arg3, ret); |
5339 | unlock_user(p, arg2, 0); | |
5e0ccb18 TS |
5340 | } |
5341 | break; | |
5342 | #endif | |
e5febef5 | 5343 | #ifdef TARGET_NR_uselib |
31e31b8a FB |
5344 | case TARGET_NR_uselib: |
5345 | goto unimplemented; | |
e5febef5 TS |
5346 | #endif |
5347 | #ifdef TARGET_NR_swapon | |
31e31b8a | 5348 | case TARGET_NR_swapon: |
579a97f7 FB |
5349 | if (!(p = lock_user_string(arg1))) |
5350 | goto efault; | |
53a5960a PB |
5351 | ret = get_errno(swapon(p, arg2)); |
5352 | unlock_user(p, arg1, 0); | |
31e31b8a | 5353 | break; |
e5febef5 | 5354 | #endif |
31e31b8a FB |
5355 | case TARGET_NR_reboot: |
5356 | goto unimplemented; | |
e5febef5 | 5357 | #ifdef TARGET_NR_readdir |
31e31b8a FB |
5358 | case TARGET_NR_readdir: |
5359 | goto unimplemented; | |
e5febef5 TS |
5360 | #endif |
5361 | #ifdef TARGET_NR_mmap | |
31e31b8a | 5362 | case TARGET_NR_mmap: |
b779e29e | 5363 | #if (defined(TARGET_I386) && defined(TARGET_ABI32)) || defined(TARGET_ARM) || defined(TARGET_M68K) || defined(TARGET_CRIS) || defined(TARGET_MICROBLAZE) |
31e31b8a | 5364 | { |
992f48a0 BS |
5365 | abi_ulong *v; |
5366 | abi_ulong v1, v2, v3, v4, v5, v6; | |
579a97f7 FB |
5367 | if (!(v = lock_user(VERIFY_READ, arg1, 6 * sizeof(abi_ulong), 1))) |
5368 | goto efault; | |
53a5960a PB |
5369 | v1 = tswapl(v[0]); |
5370 | v2 = tswapl(v[1]); | |
5371 | v3 = tswapl(v[2]); | |
5372 | v4 = tswapl(v[3]); | |
5373 | v5 = tswapl(v[4]); | |
5374 | v6 = tswapl(v[5]); | |
5375 | unlock_user(v, arg1, 0); | |
5fafdf24 | 5376 | ret = get_errno(target_mmap(v1, v2, v3, |
5286db75 FB |
5377 | target_to_host_bitmask(v4, mmap_flags_tbl), |
5378 | v5, v6)); | |
31e31b8a | 5379 | } |
31e31b8a | 5380 | #else |
5fafdf24 TS |
5381 | ret = get_errno(target_mmap(arg1, arg2, arg3, |
5382 | target_to_host_bitmask(arg4, mmap_flags_tbl), | |
6fb883e8 FB |
5383 | arg5, |
5384 | arg6)); | |
31e31b8a | 5385 | #endif |
6fb883e8 | 5386 | break; |
e5febef5 | 5387 | #endif |
a315a145 | 5388 | #ifdef TARGET_NR_mmap2 |
6fb883e8 | 5389 | case TARGET_NR_mmap2: |
bb7ec043 | 5390 | #ifndef MMAP_SHIFT |
c573ff67 | 5391 | #define MMAP_SHIFT 12 |
c573ff67 | 5392 | #endif |
5fafdf24 TS |
5393 | ret = get_errno(target_mmap(arg1, arg2, arg3, |
5394 | target_to_host_bitmask(arg4, mmap_flags_tbl), | |
5286db75 | 5395 | arg5, |
c573ff67 | 5396 | arg6 << MMAP_SHIFT)); |
31e31b8a | 5397 | break; |
a315a145 | 5398 | #endif |
31e31b8a | 5399 | case TARGET_NR_munmap: |
54936004 | 5400 | ret = get_errno(target_munmap(arg1, arg2)); |
31e31b8a | 5401 | break; |
9de5e440 | 5402 | case TARGET_NR_mprotect: |
54936004 | 5403 | ret = get_errno(target_mprotect(arg1, arg2, arg3)); |
9de5e440 | 5404 | break; |
e5febef5 | 5405 | #ifdef TARGET_NR_mremap |
9de5e440 | 5406 | case TARGET_NR_mremap: |
54936004 | 5407 | ret = get_errno(target_mremap(arg1, arg2, arg3, arg4, arg5)); |
9de5e440 | 5408 | break; |
e5febef5 | 5409 | #endif |
53a5960a | 5410 | /* ??? msync/mlock/munlock are broken for softmmu. */ |
e5febef5 | 5411 | #ifdef TARGET_NR_msync |
9de5e440 | 5412 | case TARGET_NR_msync: |
53a5960a | 5413 | ret = get_errno(msync(g2h(arg1), arg2, arg3)); |
9de5e440 | 5414 | break; |
e5febef5 TS |
5415 | #endif |
5416 | #ifdef TARGET_NR_mlock | |
9de5e440 | 5417 | case TARGET_NR_mlock: |
53a5960a | 5418 | ret = get_errno(mlock(g2h(arg1), arg2)); |
9de5e440 | 5419 | break; |
e5febef5 TS |
5420 | #endif |
5421 | #ifdef TARGET_NR_munlock | |
9de5e440 | 5422 | case TARGET_NR_munlock: |
53a5960a | 5423 | ret = get_errno(munlock(g2h(arg1), arg2)); |
9de5e440 | 5424 | break; |
e5febef5 TS |
5425 | #endif |
5426 | #ifdef TARGET_NR_mlockall | |
9de5e440 FB |
5427 | case TARGET_NR_mlockall: |
5428 | ret = get_errno(mlockall(arg1)); | |
5429 | break; | |
e5febef5 TS |
5430 | #endif |
5431 | #ifdef TARGET_NR_munlockall | |
9de5e440 FB |
5432 | case TARGET_NR_munlockall: |
5433 | ret = get_errno(munlockall()); | |
5434 | break; | |
e5febef5 | 5435 | #endif |
31e31b8a | 5436 | case TARGET_NR_truncate: |
579a97f7 FB |
5437 | if (!(p = lock_user_string(arg1))) |
5438 | goto efault; | |
53a5960a PB |
5439 | ret = get_errno(truncate(p, arg2)); |
5440 | unlock_user(p, arg1, 0); | |
31e31b8a FB |
5441 | break; |
5442 | case TARGET_NR_ftruncate: | |
5443 | ret = get_errno(ftruncate(arg1, arg2)); | |
5444 | break; | |
5445 | case TARGET_NR_fchmod: | |
5446 | ret = get_errno(fchmod(arg1, arg2)); | |
5447 | break; | |
814d7977 TS |
5448 | #if defined(TARGET_NR_fchmodat) && defined(__NR_fchmodat) |
5449 | case TARGET_NR_fchmodat: | |
579a97f7 FB |
5450 | if (!(p = lock_user_string(arg2))) |
5451 | goto efault; | |
465c9f06 | 5452 | ret = get_errno(sys_fchmodat(arg1, p, arg3)); |
579a97f7 | 5453 | unlock_user(p, arg2, 0); |
814d7977 TS |
5454 | break; |
5455 | #endif | |
31e31b8a | 5456 | case TARGET_NR_getpriority: |
c6cda17a TS |
5457 | /* libc does special remapping of the return value of |
5458 | * sys_getpriority() so it's just easiest to call | |
5459 | * sys_getpriority() directly rather than through libc. */ | |
69137206 | 5460 | ret = get_errno(sys_getpriority(arg1, arg2)); |
31e31b8a FB |
5461 | break; |
5462 | case TARGET_NR_setpriority: | |
5463 | ret = get_errno(setpriority(arg1, arg2, arg3)); | |
5464 | break; | |
ebc05488 | 5465 | #ifdef TARGET_NR_profil |
31e31b8a FB |
5466 | case TARGET_NR_profil: |
5467 | goto unimplemented; | |
ebc05488 | 5468 | #endif |
31e31b8a | 5469 | case TARGET_NR_statfs: |
579a97f7 FB |
5470 | if (!(p = lock_user_string(arg1))) |
5471 | goto efault; | |
53a5960a PB |
5472 | ret = get_errno(statfs(path(p), &stfs)); |
5473 | unlock_user(p, arg1, 0); | |
31e31b8a FB |
5474 | convert_statfs: |
5475 | if (!is_error(ret)) { | |
53a5960a | 5476 | struct target_statfs *target_stfs; |
3b46e624 | 5477 | |
579a97f7 FB |
5478 | if (!lock_user_struct(VERIFY_WRITE, target_stfs, arg2, 0)) |
5479 | goto efault; | |
5480 | __put_user(stfs.f_type, &target_stfs->f_type); | |
5481 | __put_user(stfs.f_bsize, &target_stfs->f_bsize); | |
5482 | __put_user(stfs.f_blocks, &target_stfs->f_blocks); | |
5483 | __put_user(stfs.f_bfree, &target_stfs->f_bfree); | |
5484 | __put_user(stfs.f_bavail, &target_stfs->f_bavail); | |
5485 | __put_user(stfs.f_files, &target_stfs->f_files); | |
5486 | __put_user(stfs.f_ffree, &target_stfs->f_ffree); | |
5487 | __put_user(stfs.f_fsid.__val[0], &target_stfs->f_fsid.val[0]); | |
5488 | __put_user(stfs.f_fsid.__val[1], &target_stfs->f_fsid.val[1]); | |
5489 | __put_user(stfs.f_namelen, &target_stfs->f_namelen); | |
53a5960a | 5490 | unlock_user_struct(target_stfs, arg2, 1); |
31e31b8a FB |
5491 | } |
5492 | break; | |
5493 | case TARGET_NR_fstatfs: | |
56c8f68f | 5494 | ret = get_errno(fstatfs(arg1, &stfs)); |
31e31b8a | 5495 | goto convert_statfs; |
56c8f68f FB |
5496 | #ifdef TARGET_NR_statfs64 |
5497 | case TARGET_NR_statfs64: | |
579a97f7 FB |
5498 | if (!(p = lock_user_string(arg1))) |
5499 | goto efault; | |
53a5960a PB |
5500 | ret = get_errno(statfs(path(p), &stfs)); |
5501 | unlock_user(p, arg1, 0); | |
56c8f68f FB |
5502 | convert_statfs64: |
5503 | if (!is_error(ret)) { | |
53a5960a | 5504 | struct target_statfs64 *target_stfs; |
3b46e624 | 5505 | |
579a97f7 FB |
5506 | if (!lock_user_struct(VERIFY_WRITE, target_stfs, arg3, 0)) |
5507 | goto efault; | |
5508 | __put_user(stfs.f_type, &target_stfs->f_type); | |
5509 | __put_user(stfs.f_bsize, &target_stfs->f_bsize); | |
5510 | __put_user(stfs.f_blocks, &target_stfs->f_blocks); | |
5511 | __put_user(stfs.f_bfree, &target_stfs->f_bfree); | |
5512 | __put_user(stfs.f_bavail, &target_stfs->f_bavail); | |
5513 | __put_user(stfs.f_files, &target_stfs->f_files); | |
5514 | __put_user(stfs.f_ffree, &target_stfs->f_ffree); | |
5515 | __put_user(stfs.f_fsid.__val[0], &target_stfs->f_fsid.val[0]); | |
5516 | __put_user(stfs.f_fsid.__val[1], &target_stfs->f_fsid.val[1]); | |
5517 | __put_user(stfs.f_namelen, &target_stfs->f_namelen); | |
5518 | unlock_user_struct(target_stfs, arg3, 1); | |
56c8f68f FB |
5519 | } |
5520 | break; | |
5521 | case TARGET_NR_fstatfs64: | |
5522 | ret = get_errno(fstatfs(arg1, &stfs)); | |
5523 | goto convert_statfs64; | |
5524 | #endif | |
ebc05488 | 5525 | #ifdef TARGET_NR_ioperm |
31e31b8a FB |
5526 | case TARGET_NR_ioperm: |
5527 | goto unimplemented; | |
ebc05488 | 5528 | #endif |
e5febef5 | 5529 | #ifdef TARGET_NR_socketcall |
31e31b8a | 5530 | case TARGET_NR_socketcall: |
53a5960a | 5531 | ret = do_socketcall(arg1, arg2); |
31e31b8a | 5532 | break; |
e5febef5 | 5533 | #endif |
3532fa74 FB |
5534 | #ifdef TARGET_NR_accept |
5535 | case TARGET_NR_accept: | |
1be9e1dc | 5536 | ret = do_accept(arg1, arg2, arg3); |
3532fa74 FB |
5537 | break; |
5538 | #endif | |
5539 | #ifdef TARGET_NR_bind | |
5540 | case TARGET_NR_bind: | |
5541 | ret = do_bind(arg1, arg2, arg3); | |
5542 | break; | |
5543 | #endif | |
5544 | #ifdef TARGET_NR_connect | |
5545 | case TARGET_NR_connect: | |
5546 | ret = do_connect(arg1, arg2, arg3); | |
5547 | break; | |
5548 | #endif | |
5549 | #ifdef TARGET_NR_getpeername | |
5550 | case TARGET_NR_getpeername: | |
1be9e1dc | 5551 | ret = do_getpeername(arg1, arg2, arg3); |
3532fa74 FB |
5552 | break; |
5553 | #endif | |
5554 | #ifdef TARGET_NR_getsockname | |
5555 | case TARGET_NR_getsockname: | |
1be9e1dc | 5556 | ret = do_getsockname(arg1, arg2, arg3); |
3532fa74 FB |
5557 | break; |
5558 | #endif | |
5559 | #ifdef TARGET_NR_getsockopt | |
5560 | case TARGET_NR_getsockopt: | |
5561 | ret = do_getsockopt(arg1, arg2, arg3, arg4, arg5); | |
5562 | break; | |
5563 | #endif | |
5564 | #ifdef TARGET_NR_listen | |
5565 | case TARGET_NR_listen: | |
1be9e1dc | 5566 | ret = get_errno(listen(arg1, arg2)); |
3532fa74 FB |
5567 | break; |
5568 | #endif | |
5569 | #ifdef TARGET_NR_recv | |
5570 | case TARGET_NR_recv: | |
214201bd | 5571 | ret = do_recvfrom(arg1, arg2, arg3, arg4, 0, 0); |
3532fa74 FB |
5572 | break; |
5573 | #endif | |
5574 | #ifdef TARGET_NR_recvfrom | |
5575 | case TARGET_NR_recvfrom: | |
214201bd | 5576 | ret = do_recvfrom(arg1, arg2, arg3, arg4, arg5, arg6); |
3532fa74 FB |
5577 | break; |
5578 | #endif | |
5579 | #ifdef TARGET_NR_recvmsg | |
5580 | case TARGET_NR_recvmsg: | |
5581 | ret = do_sendrecvmsg(arg1, arg2, arg3, 0); | |
5582 | break; | |
5583 | #endif | |
5584 | #ifdef TARGET_NR_send | |
5585 | case TARGET_NR_send: | |
1be9e1dc | 5586 | ret = do_sendto(arg1, arg2, arg3, arg4, 0, 0); |
3532fa74 FB |
5587 | break; |
5588 | #endif | |
5589 | #ifdef TARGET_NR_sendmsg | |
5590 | case TARGET_NR_sendmsg: | |
5591 | ret = do_sendrecvmsg(arg1, arg2, arg3, 1); | |
5592 | break; | |
5593 | #endif | |
5594 | #ifdef TARGET_NR_sendto | |
5595 | case TARGET_NR_sendto: | |
1be9e1dc | 5596 | ret = do_sendto(arg1, arg2, arg3, arg4, arg5, arg6); |
3532fa74 FB |
5597 | break; |
5598 | #endif | |
5599 | #ifdef TARGET_NR_shutdown | |
5600 | case TARGET_NR_shutdown: | |
1be9e1dc | 5601 | ret = get_errno(shutdown(arg1, arg2)); |
3532fa74 FB |
5602 | break; |
5603 | #endif | |
5604 | #ifdef TARGET_NR_socket | |
5605 | case TARGET_NR_socket: | |
5606 | ret = do_socket(arg1, arg2, arg3); | |
5607 | break; | |
5608 | #endif | |
5609 | #ifdef TARGET_NR_socketpair | |
5610 | case TARGET_NR_socketpair: | |
1be9e1dc | 5611 | ret = do_socketpair(arg1, arg2, arg3, arg4); |
3532fa74 FB |
5612 | break; |
5613 | #endif | |
5614 | #ifdef TARGET_NR_setsockopt | |
5615 | case TARGET_NR_setsockopt: | |
5616 | ret = do_setsockopt(arg1, arg2, arg3, arg4, (socklen_t) arg5); | |
5617 | break; | |
5618 | #endif | |
7494b0f9 | 5619 | |
31e31b8a | 5620 | case TARGET_NR_syslog: |
579a97f7 FB |
5621 | if (!(p = lock_user_string(arg2))) |
5622 | goto efault; | |
e5574487 TS |
5623 | ret = get_errno(sys_syslog((int)arg1, p, (int)arg3)); |
5624 | unlock_user(p, arg2, 0); | |
7494b0f9 TS |
5625 | break; |
5626 | ||
31e31b8a | 5627 | case TARGET_NR_setitimer: |
66fb9763 | 5628 | { |
66fb9763 FB |
5629 | struct itimerval value, ovalue, *pvalue; |
5630 | ||
53a5960a | 5631 | if (arg2) { |
66fb9763 | 5632 | pvalue = &value; |
788f5ec4 TS |
5633 | if (copy_from_user_timeval(&pvalue->it_interval, arg2) |
5634 | || copy_from_user_timeval(&pvalue->it_value, | |
5635 | arg2 + sizeof(struct target_timeval))) | |
5636 | goto efault; | |
66fb9763 FB |
5637 | } else { |
5638 | pvalue = NULL; | |
5639 | } | |
5640 | ret = get_errno(setitimer(arg1, pvalue, &ovalue)); | |
53a5960a | 5641 | if (!is_error(ret) && arg3) { |
788f5ec4 TS |
5642 | if (copy_to_user_timeval(arg3, |
5643 | &ovalue.it_interval) | |
5644 | || copy_to_user_timeval(arg3 + sizeof(struct target_timeval), | |
5645 | &ovalue.it_value)) | |
5646 | goto efault; | |
66fb9763 FB |
5647 | } |
5648 | } | |
5649 | break; | |
31e31b8a | 5650 | case TARGET_NR_getitimer: |
66fb9763 | 5651 | { |
66fb9763 | 5652 | struct itimerval value; |
3b46e624 | 5653 | |
66fb9763 | 5654 | ret = get_errno(getitimer(arg1, &value)); |
53a5960a | 5655 | if (!is_error(ret) && arg2) { |
788f5ec4 TS |
5656 | if (copy_to_user_timeval(arg2, |
5657 | &value.it_interval) | |
5658 | || copy_to_user_timeval(arg2 + sizeof(struct target_timeval), | |
5659 | &value.it_value)) | |
5660 | goto efault; | |
66fb9763 FB |
5661 | } |
5662 | } | |
5663 | break; | |
31e31b8a | 5664 | case TARGET_NR_stat: |
579a97f7 FB |
5665 | if (!(p = lock_user_string(arg1))) |
5666 | goto efault; | |
53a5960a PB |
5667 | ret = get_errno(stat(path(p), &st)); |
5668 | unlock_user(p, arg1, 0); | |
31e31b8a FB |
5669 | goto do_stat; |
5670 | case TARGET_NR_lstat: | |
579a97f7 FB |
5671 | if (!(p = lock_user_string(arg1))) |
5672 | goto efault; | |
53a5960a PB |
5673 | ret = get_errno(lstat(path(p), &st)); |
5674 | unlock_user(p, arg1, 0); | |
31e31b8a FB |
5675 | goto do_stat; |
5676 | case TARGET_NR_fstat: | |
5677 | { | |
5678 | ret = get_errno(fstat(arg1, &st)); | |
5679 | do_stat: | |
5680 | if (!is_error(ret)) { | |
53a5960a | 5681 | struct target_stat *target_st; |
e3584658 | 5682 | |
579a97f7 FB |
5683 | if (!lock_user_struct(VERIFY_WRITE, target_st, arg2, 0)) |
5684 | goto efault; | |
12727917 | 5685 | memset(target_st, 0, sizeof(*target_st)); |
d2fd1af7 FB |
5686 | __put_user(st.st_dev, &target_st->st_dev); |
5687 | __put_user(st.st_ino, &target_st->st_ino); | |
5688 | __put_user(st.st_mode, &target_st->st_mode); | |
5689 | __put_user(st.st_uid, &target_st->st_uid); | |
5690 | __put_user(st.st_gid, &target_st->st_gid); | |
5691 | __put_user(st.st_nlink, &target_st->st_nlink); | |
5692 | __put_user(st.st_rdev, &target_st->st_rdev); | |
5693 | __put_user(st.st_size, &target_st->st_size); | |
5694 | __put_user(st.st_blksize, &target_st->st_blksize); | |
5695 | __put_user(st.st_blocks, &target_st->st_blocks); | |
5696 | __put_user(st.st_atime, &target_st->target_st_atime); | |
5697 | __put_user(st.st_mtime, &target_st->target_st_mtime); | |
5698 | __put_user(st.st_ctime, &target_st->target_st_ctime); | |
53a5960a | 5699 | unlock_user_struct(target_st, arg2, 1); |
31e31b8a FB |
5700 | } |
5701 | } | |
5702 | break; | |
ebc05488 | 5703 | #ifdef TARGET_NR_olduname |
31e31b8a FB |
5704 | case TARGET_NR_olduname: |
5705 | goto unimplemented; | |
ebc05488 FB |
5706 | #endif |
5707 | #ifdef TARGET_NR_iopl | |
31e31b8a FB |
5708 | case TARGET_NR_iopl: |
5709 | goto unimplemented; | |
ebc05488 | 5710 | #endif |
31e31b8a FB |
5711 | case TARGET_NR_vhangup: |
5712 | ret = get_errno(vhangup()); | |
5713 | break; | |
ebc05488 | 5714 | #ifdef TARGET_NR_idle |
31e31b8a FB |
5715 | case TARGET_NR_idle: |
5716 | goto unimplemented; | |
42ad6ae9 FB |
5717 | #endif |
5718 | #ifdef TARGET_NR_syscall | |
5719 | case TARGET_NR_syscall: | |
5720 | ret = do_syscall(cpu_env,arg1 & 0xffff,arg2,arg3,arg4,arg5,arg6,0); | |
5721 | break; | |
ebc05488 | 5722 | #endif |
31e31b8a FB |
5723 | case TARGET_NR_wait4: |
5724 | { | |
5725 | int status; | |
992f48a0 | 5726 | abi_long status_ptr = arg2; |
31e31b8a | 5727 | struct rusage rusage, *rusage_ptr; |
992f48a0 | 5728 | abi_ulong target_rusage = arg4; |
31e31b8a FB |
5729 | if (target_rusage) |
5730 | rusage_ptr = &rusage; | |
5731 | else | |
5732 | rusage_ptr = NULL; | |
5733 | ret = get_errno(wait4(arg1, &status, arg3, rusage_ptr)); | |
5734 | if (!is_error(ret)) { | |
2f619698 | 5735 | if (status_ptr) { |
1d9d8b55 | 5736 | status = host_to_target_waitstatus(status); |
2f619698 FB |
5737 | if (put_user_s32(status, status_ptr)) |
5738 | goto efault; | |
31e31b8a | 5739 | } |
2f619698 FB |
5740 | if (target_rusage) |
5741 | host_to_target_rusage(target_rusage, &rusage); | |
31e31b8a FB |
5742 | } |
5743 | } | |
5744 | break; | |
e5febef5 | 5745 | #ifdef TARGET_NR_swapoff |
31e31b8a | 5746 | case TARGET_NR_swapoff: |
579a97f7 FB |
5747 | if (!(p = lock_user_string(arg1))) |
5748 | goto efault; | |
53a5960a PB |
5749 | ret = get_errno(swapoff(p)); |
5750 | unlock_user(p, arg1, 0); | |
31e31b8a | 5751 | break; |
e5febef5 | 5752 | #endif |
31e31b8a | 5753 | case TARGET_NR_sysinfo: |
a5448a7d | 5754 | { |
53a5960a | 5755 | struct target_sysinfo *target_value; |
a5448a7d FB |
5756 | struct sysinfo value; |
5757 | ret = get_errno(sysinfo(&value)); | |
53a5960a | 5758 | if (!is_error(ret) && arg1) |
a5448a7d | 5759 | { |
579a97f7 FB |
5760 | if (!lock_user_struct(VERIFY_WRITE, target_value, arg1, 0)) |
5761 | goto efault; | |
a5448a7d FB |
5762 | __put_user(value.uptime, &target_value->uptime); |
5763 | __put_user(value.loads[0], &target_value->loads[0]); | |
5764 | __put_user(value.loads[1], &target_value->loads[1]); | |
5765 | __put_user(value.loads[2], &target_value->loads[2]); | |
5766 | __put_user(value.totalram, &target_value->totalram); | |
5767 | __put_user(value.freeram, &target_value->freeram); | |
5768 | __put_user(value.sharedram, &target_value->sharedram); | |
5769 | __put_user(value.bufferram, &target_value->bufferram); | |
5770 | __put_user(value.totalswap, &target_value->totalswap); | |
5771 | __put_user(value.freeswap, &target_value->freeswap); | |
5772 | __put_user(value.procs, &target_value->procs); | |
5773 | __put_user(value.totalhigh, &target_value->totalhigh); | |
5774 | __put_user(value.freehigh, &target_value->freehigh); | |
5775 | __put_user(value.mem_unit, &target_value->mem_unit); | |
53a5960a | 5776 | unlock_user_struct(target_value, arg1, 1); |
a5448a7d FB |
5777 | } |
5778 | } | |
5779 | break; | |
e5febef5 | 5780 | #ifdef TARGET_NR_ipc |
31e31b8a | 5781 | case TARGET_NR_ipc: |
8853f86e FB |
5782 | ret = do_ipc(arg1, arg2, arg3, arg4, arg5, arg6); |
5783 | break; | |
e5febef5 | 5784 | #endif |
e5289087 AJ |
5785 | #ifdef TARGET_NR_semget |
5786 | case TARGET_NR_semget: | |
5787 | ret = get_errno(semget(arg1, arg2, arg3)); | |
5788 | break; | |
5789 | #endif | |
5790 | #ifdef TARGET_NR_semop | |
5791 | case TARGET_NR_semop: | |
5792 | ret = get_errno(do_semop(arg1, arg2, arg3)); | |
5793 | break; | |
5794 | #endif | |
5795 | #ifdef TARGET_NR_semctl | |
5796 | case TARGET_NR_semctl: | |
5797 | ret = do_semctl(arg1, arg2, arg3, (union target_semun)(abi_ulong)arg4); | |
5798 | break; | |
5799 | #endif | |
eeb438c1 AJ |
5800 | #ifdef TARGET_NR_msgctl |
5801 | case TARGET_NR_msgctl: | |
5802 | ret = do_msgctl(arg1, arg2, arg3); | |
5803 | break; | |
5804 | #endif | |
5805 | #ifdef TARGET_NR_msgget | |
5806 | case TARGET_NR_msgget: | |
5807 | ret = get_errno(msgget(arg1, arg2)); | |
5808 | break; | |
5809 | #endif | |
5810 | #ifdef TARGET_NR_msgrcv | |
5811 | case TARGET_NR_msgrcv: | |
5812 | ret = do_msgrcv(arg1, arg2, arg3, arg4, arg5); | |
5813 | break; | |
5814 | #endif | |
5815 | #ifdef TARGET_NR_msgsnd | |
5816 | case TARGET_NR_msgsnd: | |
5817 | ret = do_msgsnd(arg1, arg2, arg3, arg4); | |
5818 | break; | |
88a8c984 RV |
5819 | #endif |
5820 | #ifdef TARGET_NR_shmget | |
5821 | case TARGET_NR_shmget: | |
5822 | ret = get_errno(shmget(arg1, arg2, arg3)); | |
5823 | break; | |
5824 | #endif | |
5825 | #ifdef TARGET_NR_shmctl | |
5826 | case TARGET_NR_shmctl: | |
5827 | ret = do_shmctl(arg1, arg2, arg3); | |
5828 | break; | |
5829 | #endif | |
5830 | #ifdef TARGET_NR_shmat | |
5831 | case TARGET_NR_shmat: | |
5832 | ret = do_shmat(arg1, arg2, arg3); | |
5833 | break; | |
5834 | #endif | |
5835 | #ifdef TARGET_NR_shmdt | |
5836 | case TARGET_NR_shmdt: | |
5837 | ret = do_shmdt(arg1); | |
5838 | break; | |
eeb438c1 | 5839 | #endif |
31e31b8a FB |
5840 | case TARGET_NR_fsync: |
5841 | ret = get_errno(fsync(arg1)); | |
5842 | break; | |
31e31b8a | 5843 | case TARGET_NR_clone: |
a4b388ff | 5844 | #if defined(TARGET_SH4) || defined(TARGET_ALPHA) |
0b6d3ae0 | 5845 | ret = get_errno(do_fork(cpu_env, arg1, arg2, arg3, arg5, arg4)); |
b15ad61c EI |
5846 | #elif defined(TARGET_CRIS) |
5847 | ret = get_errno(do_fork(cpu_env, arg2, arg1, arg3, arg4, arg5)); | |
0b6d3ae0 | 5848 | #else |
d865bab5 | 5849 | ret = get_errno(do_fork(cpu_env, arg1, arg2, arg3, arg4, arg5)); |
0b6d3ae0 | 5850 | #endif |
1b6b029e | 5851 | break; |
ec86b0fb FB |
5852 | #ifdef __NR_exit_group |
5853 | /* new thread calls */ | |
5854 | case TARGET_NR_exit_group: | |
9788c9ca | 5855 | #ifdef TARGET_GPROF |
6d946cda AJ |
5856 | _mcleanup(); |
5857 | #endif | |
e9009676 | 5858 | gdb_exit(cpu_env, arg1); |
ec86b0fb FB |
5859 | ret = get_errno(exit_group(arg1)); |
5860 | break; | |
5861 | #endif | |
31e31b8a | 5862 | case TARGET_NR_setdomainname: |
579a97f7 FB |
5863 | if (!(p = lock_user_string(arg1))) |
5864 | goto efault; | |
53a5960a PB |
5865 | ret = get_errno(setdomainname(p, arg2)); |
5866 | unlock_user(p, arg1, 0); | |
31e31b8a FB |
5867 | break; |
5868 | case TARGET_NR_uname: | |
5869 | /* no need to transcode because we use the linux syscall */ | |
29e619b1 FB |
5870 | { |
5871 | struct new_utsname * buf; | |
3b46e624 | 5872 | |
579a97f7 FB |
5873 | if (!lock_user_struct(VERIFY_WRITE, buf, arg1, 0)) |
5874 | goto efault; | |
29e619b1 FB |
5875 | ret = get_errno(sys_uname(buf)); |
5876 | if (!is_error(ret)) { | |
5877 | /* Overrite the native machine name with whatever is being | |
5878 | emulated. */ | |
da79030f | 5879 | strcpy (buf->machine, cpu_to_uname_machine(cpu_env)); |
c5937220 PB |
5880 | /* Allow the user to override the reported release. */ |
5881 | if (qemu_uname_release && *qemu_uname_release) | |
5882 | strcpy (buf->release, qemu_uname_release); | |
29e619b1 | 5883 | } |
53a5960a | 5884 | unlock_user_struct(buf, arg1, 1); |
29e619b1 | 5885 | } |
31e31b8a | 5886 | break; |
6dbad63e | 5887 | #ifdef TARGET_I386 |
31e31b8a | 5888 | case TARGET_NR_modify_ldt: |
03acab66 | 5889 | ret = do_modify_ldt(cpu_env, arg1, arg2, arg3); |
5cd4393b | 5890 | break; |
84409ddb | 5891 | #if !defined(TARGET_X86_64) |
5cd4393b FB |
5892 | case TARGET_NR_vm86old: |
5893 | goto unimplemented; | |
5894 | case TARGET_NR_vm86: | |
53a5960a | 5895 | ret = do_vm86(cpu_env, arg1, arg2); |
6dbad63e | 5896 | break; |
84409ddb | 5897 | #endif |
6dbad63e | 5898 | #endif |
31e31b8a FB |
5899 | case TARGET_NR_adjtimex: |
5900 | goto unimplemented; | |
e5febef5 | 5901 | #ifdef TARGET_NR_create_module |
31e31b8a | 5902 | case TARGET_NR_create_module: |
e5febef5 | 5903 | #endif |
31e31b8a FB |
5904 | case TARGET_NR_init_module: |
5905 | case TARGET_NR_delete_module: | |
e5febef5 | 5906 | #ifdef TARGET_NR_get_kernel_syms |
31e31b8a | 5907 | case TARGET_NR_get_kernel_syms: |
e5febef5 | 5908 | #endif |
31e31b8a FB |
5909 | goto unimplemented; |
5910 | case TARGET_NR_quotactl: | |
5911 | goto unimplemented; | |
5912 | case TARGET_NR_getpgid: | |
5913 | ret = get_errno(getpgid(arg1)); | |
5914 | break; | |
5915 | case TARGET_NR_fchdir: | |
5916 | ret = get_errno(fchdir(arg1)); | |
5917 | break; | |
84409ddb | 5918 | #ifdef TARGET_NR_bdflush /* not on x86_64 */ |
31e31b8a FB |
5919 | case TARGET_NR_bdflush: |
5920 | goto unimplemented; | |
84409ddb | 5921 | #endif |
e5febef5 | 5922 | #ifdef TARGET_NR_sysfs |
31e31b8a FB |
5923 | case TARGET_NR_sysfs: |
5924 | goto unimplemented; | |
e5febef5 | 5925 | #endif |
31e31b8a | 5926 | case TARGET_NR_personality: |
1b6b029e | 5927 | ret = get_errno(personality(arg1)); |
31e31b8a | 5928 | break; |
e5febef5 | 5929 | #ifdef TARGET_NR_afs_syscall |
31e31b8a FB |
5930 | case TARGET_NR_afs_syscall: |
5931 | goto unimplemented; | |
e5febef5 | 5932 | #endif |
7a3148a9 | 5933 | #ifdef TARGET_NR__llseek /* Not on alpha */ |
31e31b8a FB |
5934 | case TARGET_NR__llseek: |
5935 | { | |
d35b261c | 5936 | #if !defined(__NR_llseek) |
4f2ac237 | 5937 | ret = get_errno(lseek(arg1, ((uint64_t )arg2 << 32) | arg3, arg5)); |
2f619698 FB |
5938 | if (put_user_s64(ret, arg4)) |
5939 | goto efault; | |
4f2ac237 | 5940 | #else |
31e31b8a FB |
5941 | int64_t res; |
5942 | ret = get_errno(_llseek(arg1, arg2, arg3, &res, arg5)); | |
2f619698 FB |
5943 | if (put_user_s64(res, arg4)) |
5944 | goto efault; | |
4f2ac237 | 5945 | #endif |
31e31b8a FB |
5946 | } |
5947 | break; | |
7a3148a9 | 5948 | #endif |
31e31b8a | 5949 | case TARGET_NR_getdents: |
d83c8733 | 5950 | #if TARGET_ABI_BITS == 32 && HOST_LONG_BITS == 64 |
4add45b4 | 5951 | { |
53a5960a | 5952 | struct target_dirent *target_dirp; |
6556a833 | 5953 | struct linux_dirent *dirp; |
992f48a0 | 5954 | abi_long count = arg3; |
4add45b4 FB |
5955 | |
5956 | dirp = malloc(count); | |
0da46a6e | 5957 | if (!dirp) { |
579a97f7 | 5958 | ret = -TARGET_ENOMEM; |
0da46a6e TS |
5959 | goto fail; |
5960 | } | |
3b46e624 | 5961 | |
4add45b4 FB |
5962 | ret = get_errno(sys_getdents(arg1, dirp, count)); |
5963 | if (!is_error(ret)) { | |
6556a833 | 5964 | struct linux_dirent *de; |
4add45b4 FB |
5965 | struct target_dirent *tde; |
5966 | int len = ret; | |
5967 | int reclen, treclen; | |
5968 | int count1, tnamelen; | |
5969 | ||
5970 | count1 = 0; | |
5971 | de = dirp; | |
579a97f7 FB |
5972 | if (!(target_dirp = lock_user(VERIFY_WRITE, arg2, count, 0))) |
5973 | goto efault; | |
4add45b4 FB |
5974 | tde = target_dirp; |
5975 | while (len > 0) { | |
5976 | reclen = de->d_reclen; | |
992f48a0 | 5977 | treclen = reclen - (2 * (sizeof(long) - sizeof(abi_long))); |
4add45b4 FB |
5978 | tde->d_reclen = tswap16(treclen); |
5979 | tde->d_ino = tswapl(de->d_ino); | |
5980 | tde->d_off = tswapl(de->d_off); | |
992f48a0 | 5981 | tnamelen = treclen - (2 * sizeof(abi_long) + 2); |
4add45b4 FB |
5982 | if (tnamelen > 256) |
5983 | tnamelen = 256; | |
80a9d035 | 5984 | /* XXX: may not be correct */ |
be15b141 | 5985 | pstrcpy(tde->d_name, tnamelen, de->d_name); |
6556a833 | 5986 | de = (struct linux_dirent *)((char *)de + reclen); |
4add45b4 | 5987 | len -= reclen; |
1c5bf3bf | 5988 | tde = (struct target_dirent *)((char *)tde + treclen); |
4add45b4 FB |
5989 | count1 += treclen; |
5990 | } | |
5991 | ret = count1; | |
579a97f7 | 5992 | unlock_user(target_dirp, arg2, ret); |
4add45b4 FB |
5993 | } |
5994 | free(dirp); | |
5995 | } | |
5996 | #else | |
31e31b8a | 5997 | { |
6556a833 | 5998 | struct linux_dirent *dirp; |
992f48a0 | 5999 | abi_long count = arg3; |
dab2ed99 | 6000 | |
579a97f7 FB |
6001 | if (!(dirp = lock_user(VERIFY_WRITE, arg2, count, 0))) |
6002 | goto efault; | |
72f03900 | 6003 | ret = get_errno(sys_getdents(arg1, dirp, count)); |
31e31b8a | 6004 | if (!is_error(ret)) { |
6556a833 | 6005 | struct linux_dirent *de; |
31e31b8a FB |
6006 | int len = ret; |
6007 | int reclen; | |
6008 | de = dirp; | |
6009 | while (len > 0) { | |
8083a3e5 | 6010 | reclen = de->d_reclen; |
31e31b8a FB |
6011 | if (reclen > len) |
6012 | break; | |
8083a3e5 | 6013 | de->d_reclen = tswap16(reclen); |
31e31b8a FB |
6014 | tswapls(&de->d_ino); |
6015 | tswapls(&de->d_off); | |
6556a833 | 6016 | de = (struct linux_dirent *)((char *)de + reclen); |
31e31b8a FB |
6017 | len -= reclen; |
6018 | } | |
6019 | } | |
53a5960a | 6020 | unlock_user(dirp, arg2, ret); |
31e31b8a | 6021 | } |
4add45b4 | 6022 | #endif |
31e31b8a | 6023 | break; |
3ae43202 | 6024 | #if defined(TARGET_NR_getdents64) && defined(__NR_getdents64) |
dab2ed99 FB |
6025 | case TARGET_NR_getdents64: |
6026 | { | |
6556a833 | 6027 | struct linux_dirent64 *dirp; |
992f48a0 | 6028 | abi_long count = arg3; |
579a97f7 FB |
6029 | if (!(dirp = lock_user(VERIFY_WRITE, arg2, count, 0))) |
6030 | goto efault; | |
dab2ed99 FB |
6031 | ret = get_errno(sys_getdents64(arg1, dirp, count)); |
6032 | if (!is_error(ret)) { | |
6556a833 | 6033 | struct linux_dirent64 *de; |
dab2ed99 FB |
6034 | int len = ret; |
6035 | int reclen; | |
6036 | de = dirp; | |
6037 | while (len > 0) { | |
8083a3e5 | 6038 | reclen = de->d_reclen; |
dab2ed99 FB |
6039 | if (reclen > len) |
6040 | break; | |
8083a3e5 | 6041 | de->d_reclen = tswap16(reclen); |
8582a53a FB |
6042 | tswap64s((uint64_t *)&de->d_ino); |
6043 | tswap64s((uint64_t *)&de->d_off); | |
6556a833 | 6044 | de = (struct linux_dirent64 *)((char *)de + reclen); |
dab2ed99 FB |
6045 | len -= reclen; |
6046 | } | |
6047 | } | |
53a5960a | 6048 | unlock_user(dirp, arg2, ret); |
dab2ed99 FB |
6049 | } |
6050 | break; | |
a541f297 | 6051 | #endif /* TARGET_NR_getdents64 */ |
e5febef5 | 6052 | #ifdef TARGET_NR__newselect |
31e31b8a | 6053 | case TARGET_NR__newselect: |
53a5960a | 6054 | ret = do_select(arg1, arg2, arg3, arg4, arg5); |
31e31b8a | 6055 | break; |
e5febef5 TS |
6056 | #endif |
6057 | #ifdef TARGET_NR_poll | |
9de5e440 FB |
6058 | case TARGET_NR_poll: |
6059 | { | |
53a5960a | 6060 | struct target_pollfd *target_pfd; |
9de5e440 FB |
6061 | unsigned int nfds = arg2; |
6062 | int timeout = arg3; | |
6063 | struct pollfd *pfd; | |
7854b056 | 6064 | unsigned int i; |
9de5e440 | 6065 | |
579a97f7 FB |
6066 | target_pfd = lock_user(VERIFY_WRITE, arg1, sizeof(struct target_pollfd) * nfds, 1); |
6067 | if (!target_pfd) | |
6068 | goto efault; | |
9de5e440 FB |
6069 | pfd = alloca(sizeof(struct pollfd) * nfds); |
6070 | for(i = 0; i < nfds; i++) { | |
5cd4393b FB |
6071 | pfd[i].fd = tswap32(target_pfd[i].fd); |
6072 | pfd[i].events = tswap16(target_pfd[i].events); | |
9de5e440 FB |
6073 | } |
6074 | ret = get_errno(poll(pfd, nfds, timeout)); | |
6075 | if (!is_error(ret)) { | |
6076 | for(i = 0; i < nfds; i++) { | |
5cd4393b | 6077 | target_pfd[i].revents = tswap16(pfd[i].revents); |
9de5e440 | 6078 | } |
53a5960a PB |
6079 | ret += nfds * (sizeof(struct target_pollfd) |
6080 | - sizeof(struct pollfd)); | |
9de5e440 | 6081 | } |
53a5960a | 6082 | unlock_user(target_pfd, arg1, ret); |
9de5e440 FB |
6083 | } |
6084 | break; | |
e5febef5 | 6085 | #endif |
31e31b8a | 6086 | case TARGET_NR_flock: |
9de5e440 FB |
6087 | /* NOTE: the flock constant seems to be the same for every |
6088 | Linux platform */ | |
6089 | ret = get_errno(flock(arg1, arg2)); | |
31e31b8a FB |
6090 | break; |
6091 | case TARGET_NR_readv: | |
6092 | { | |
6093 | int count = arg3; | |
31e31b8a | 6094 | struct iovec *vec; |
31e31b8a FB |
6095 | |
6096 | vec = alloca(count * sizeof(struct iovec)); | |
41df8411 FB |
6097 | if (lock_iovec(VERIFY_WRITE, vec, arg2, count, 0) < 0) |
6098 | goto efault; | |
31e31b8a | 6099 | ret = get_errno(readv(arg1, vec, count)); |
53a5960a | 6100 | unlock_iovec(vec, arg2, count, 1); |
31e31b8a FB |
6101 | } |
6102 | break; | |
6103 | case TARGET_NR_writev: | |
6104 | { | |
6105 | int count = arg3; | |
31e31b8a | 6106 | struct iovec *vec; |
31e31b8a FB |
6107 | |
6108 | vec = alloca(count * sizeof(struct iovec)); | |
41df8411 FB |
6109 | if (lock_iovec(VERIFY_READ, vec, arg2, count, 1) < 0) |
6110 | goto efault; | |
31e31b8a | 6111 | ret = get_errno(writev(arg1, vec, count)); |
53a5960a | 6112 | unlock_iovec(vec, arg2, count, 0); |
31e31b8a FB |
6113 | } |
6114 | break; | |
6115 | case TARGET_NR_getsid: | |
6116 | ret = get_errno(getsid(arg1)); | |
6117 | break; | |
7a3148a9 | 6118 | #if defined(TARGET_NR_fdatasync) /* Not on alpha (osf_datasync ?) */ |
31e31b8a | 6119 | case TARGET_NR_fdatasync: |
5cd4393b FB |
6120 | ret = get_errno(fdatasync(arg1)); |
6121 | break; | |
7a3148a9 | 6122 | #endif |
31e31b8a | 6123 | case TARGET_NR__sysctl: |
0da46a6e | 6124 | /* We don't implement this, but ENOTDIR is always a safe |
29e619b1 | 6125 | return value. */ |
0da46a6e TS |
6126 | ret = -TARGET_ENOTDIR; |
6127 | break; | |
31e31b8a | 6128 | case TARGET_NR_sched_setparam: |
5cd4393b | 6129 | { |
53a5960a | 6130 | struct sched_param *target_schp; |
5cd4393b | 6131 | struct sched_param schp; |
53a5960a | 6132 | |
579a97f7 FB |
6133 | if (!lock_user_struct(VERIFY_READ, target_schp, arg2, 1)) |
6134 | goto efault; | |
5cd4393b | 6135 | schp.sched_priority = tswap32(target_schp->sched_priority); |
53a5960a | 6136 | unlock_user_struct(target_schp, arg2, 0); |
5cd4393b FB |
6137 | ret = get_errno(sched_setparam(arg1, &schp)); |
6138 | } | |
6139 | break; | |
31e31b8a | 6140 | case TARGET_NR_sched_getparam: |
5cd4393b | 6141 | { |
53a5960a | 6142 | struct sched_param *target_schp; |
5cd4393b FB |
6143 | struct sched_param schp; |
6144 | ret = get_errno(sched_getparam(arg1, &schp)); | |
6145 | if (!is_error(ret)) { | |
579a97f7 FB |
6146 | if (!lock_user_struct(VERIFY_WRITE, target_schp, arg2, 0)) |
6147 | goto efault; | |
5cd4393b | 6148 | target_schp->sched_priority = tswap32(schp.sched_priority); |
53a5960a | 6149 | unlock_user_struct(target_schp, arg2, 1); |
5cd4393b FB |
6150 | } |
6151 | } | |
6152 | break; | |
31e31b8a | 6153 | case TARGET_NR_sched_setscheduler: |
5cd4393b | 6154 | { |
53a5960a | 6155 | struct sched_param *target_schp; |
5cd4393b | 6156 | struct sched_param schp; |
579a97f7 FB |
6157 | if (!lock_user_struct(VERIFY_READ, target_schp, arg3, 1)) |
6158 | goto efault; | |
5cd4393b | 6159 | schp.sched_priority = tswap32(target_schp->sched_priority); |
53a5960a | 6160 | unlock_user_struct(target_schp, arg3, 0); |
5cd4393b FB |
6161 | ret = get_errno(sched_setscheduler(arg1, arg2, &schp)); |
6162 | } | |
6163 | break; | |
31e31b8a | 6164 | case TARGET_NR_sched_getscheduler: |
5cd4393b FB |
6165 | ret = get_errno(sched_getscheduler(arg1)); |
6166 | break; | |
31e31b8a FB |
6167 | case TARGET_NR_sched_yield: |
6168 | ret = get_errno(sched_yield()); | |
6169 | break; | |
6170 | case TARGET_NR_sched_get_priority_max: | |
5cd4393b FB |
6171 | ret = get_errno(sched_get_priority_max(arg1)); |
6172 | break; | |
31e31b8a | 6173 | case TARGET_NR_sched_get_priority_min: |
5cd4393b FB |
6174 | ret = get_errno(sched_get_priority_min(arg1)); |
6175 | break; | |
31e31b8a | 6176 | case TARGET_NR_sched_rr_get_interval: |
5cd4393b | 6177 | { |
5cd4393b FB |
6178 | struct timespec ts; |
6179 | ret = get_errno(sched_rr_get_interval(arg1, &ts)); | |
6180 | if (!is_error(ret)) { | |
53a5960a | 6181 | host_to_target_timespec(arg2, &ts); |
5cd4393b FB |
6182 | } |
6183 | } | |
6184 | break; | |
31e31b8a | 6185 | case TARGET_NR_nanosleep: |
1b6b029e | 6186 | { |
1b6b029e | 6187 | struct timespec req, rem; |
53a5960a | 6188 | target_to_host_timespec(&req, arg1); |
1b6b029e | 6189 | ret = get_errno(nanosleep(&req, &rem)); |
53a5960a PB |
6190 | if (is_error(ret) && arg2) { |
6191 | host_to_target_timespec(arg2, &rem); | |
1b6b029e FB |
6192 | } |
6193 | } | |
6194 | break; | |
e5febef5 | 6195 | #ifdef TARGET_NR_query_module |
31e31b8a | 6196 | case TARGET_NR_query_module: |
5cd4393b | 6197 | goto unimplemented; |
e5febef5 TS |
6198 | #endif |
6199 | #ifdef TARGET_NR_nfsservctl | |
31e31b8a | 6200 | case TARGET_NR_nfsservctl: |
5cd4393b | 6201 | goto unimplemented; |
e5febef5 | 6202 | #endif |
31e31b8a | 6203 | case TARGET_NR_prctl: |
e5574487 TS |
6204 | switch (arg1) |
6205 | { | |
6206 | case PR_GET_PDEATHSIG: | |
6207 | { | |
6208 | int deathsig; | |
6209 | ret = get_errno(prctl(arg1, &deathsig, arg3, arg4, arg5)); | |
2f619698 FB |
6210 | if (!is_error(ret) && arg2 |
6211 | && put_user_ual(deathsig, arg2)) | |
6212 | goto efault; | |
e5574487 TS |
6213 | } |
6214 | break; | |
6215 | default: | |
6216 | ret = get_errno(prctl(arg1, arg2, arg3, arg4, arg5)); | |
6217 | break; | |
6218 | } | |
39b9aae1 | 6219 | break; |
d2fd1af7 FB |
6220 | #ifdef TARGET_NR_arch_prctl |
6221 | case TARGET_NR_arch_prctl: | |
6222 | #if defined(TARGET_I386) && !defined(TARGET_ABI32) | |
6223 | ret = do_arch_prctl(cpu_env, arg1, arg2); | |
6224 | break; | |
6225 | #else | |
6226 | goto unimplemented; | |
6227 | #endif | |
6228 | #endif | |
67867308 | 6229 | #ifdef TARGET_NR_pread |
31e31b8a | 6230 | case TARGET_NR_pread: |
a4ae00bc AZ |
6231 | #ifdef TARGET_ARM |
6232 | if (((CPUARMState *)cpu_env)->eabi) | |
6233 | arg4 = arg5; | |
6234 | #endif | |
579a97f7 FB |
6235 | if (!(p = lock_user(VERIFY_WRITE, arg2, arg3, 0))) |
6236 | goto efault; | |
53a5960a PB |
6237 | ret = get_errno(pread(arg1, p, arg3, arg4)); |
6238 | unlock_user(p, arg2, ret); | |
206f0fa7 | 6239 | break; |
31e31b8a | 6240 | case TARGET_NR_pwrite: |
a4ae00bc AZ |
6241 | #ifdef TARGET_ARM |
6242 | if (((CPUARMState *)cpu_env)->eabi) | |
6243 | arg4 = arg5; | |
6244 | #endif | |
579a97f7 FB |
6245 | if (!(p = lock_user(VERIFY_READ, arg2, arg3, 1))) |
6246 | goto efault; | |
53a5960a PB |
6247 | ret = get_errno(pwrite(arg1, p, arg3, arg4)); |
6248 | unlock_user(p, arg2, 0); | |
206f0fa7 | 6249 | break; |
f2c7ba15 AJ |
6250 | #endif |
6251 | #ifdef TARGET_NR_pread64 | |
6252 | case TARGET_NR_pread64: | |
6253 | if (!(p = lock_user(VERIFY_WRITE, arg2, arg3, 0))) | |
6254 | goto efault; | |
6255 | ret = get_errno(pread64(arg1, p, arg3, target_offset64(arg4, arg5))); | |
6256 | unlock_user(p, arg2, ret); | |
6257 | break; | |
6258 | case TARGET_NR_pwrite64: | |
6259 | if (!(p = lock_user(VERIFY_READ, arg2, arg3, 1))) | |
6260 | goto efault; | |
6261 | ret = get_errno(pwrite64(arg1, p, arg3, target_offset64(arg4, arg5))); | |
6262 | unlock_user(p, arg2, 0); | |
6263 | break; | |
67867308 | 6264 | #endif |
31e31b8a | 6265 | case TARGET_NR_getcwd: |
579a97f7 FB |
6266 | if (!(p = lock_user(VERIFY_WRITE, arg1, arg2, 0))) |
6267 | goto efault; | |
53a5960a PB |
6268 | ret = get_errno(sys_getcwd1(p, arg2)); |
6269 | unlock_user(p, arg1, ret); | |
31e31b8a FB |
6270 | break; |
6271 | case TARGET_NR_capget: | |
5cd4393b | 6272 | goto unimplemented; |
31e31b8a | 6273 | case TARGET_NR_capset: |
5cd4393b | 6274 | goto unimplemented; |
31e31b8a | 6275 | case TARGET_NR_sigaltstack: |
198a74de | 6276 | #if defined(TARGET_I386) || defined(TARGET_ARM) || defined(TARGET_MIPS) || \ |
c761c154 LV |
6277 | defined(TARGET_SPARC) || defined(TARGET_PPC) || defined(TARGET_ALPHA) || \ |
6278 | defined(TARGET_M68K) | |
579a97f7 | 6279 | ret = do_sigaltstack(arg1, arg2, get_sp_from_cpustate((CPUState *)cpu_env)); |
a04e134a TS |
6280 | break; |
6281 | #else | |
5cd4393b | 6282 | goto unimplemented; |
a04e134a | 6283 | #endif |
31e31b8a | 6284 | case TARGET_NR_sendfile: |
5cd4393b | 6285 | goto unimplemented; |
ebc05488 | 6286 | #ifdef TARGET_NR_getpmsg |
31e31b8a | 6287 | case TARGET_NR_getpmsg: |
5cd4393b | 6288 | goto unimplemented; |
ebc05488 FB |
6289 | #endif |
6290 | #ifdef TARGET_NR_putpmsg | |
31e31b8a | 6291 | case TARGET_NR_putpmsg: |
5cd4393b | 6292 | goto unimplemented; |
ebc05488 | 6293 | #endif |
048f6b4d | 6294 | #ifdef TARGET_NR_vfork |
31e31b8a | 6295 | case TARGET_NR_vfork: |
d865bab5 PB |
6296 | ret = get_errno(do_fork(cpu_env, CLONE_VFORK | CLONE_VM | SIGCHLD, |
6297 | 0, 0, 0, 0)); | |
31e31b8a | 6298 | break; |
048f6b4d | 6299 | #endif |
ebc05488 | 6300 | #ifdef TARGET_NR_ugetrlimit |
31e31b8a | 6301 | case TARGET_NR_ugetrlimit: |
728584be FB |
6302 | { |
6303 | struct rlimit rlim; | |
6304 | ret = get_errno(getrlimit(arg1, &rlim)); | |
6305 | if (!is_error(ret)) { | |
53a5960a | 6306 | struct target_rlimit *target_rlim; |
579a97f7 FB |
6307 | if (!lock_user_struct(VERIFY_WRITE, target_rlim, arg2, 0)) |
6308 | goto efault; | |
81bbe906 TY |
6309 | target_rlim->rlim_cur = host_to_target_rlim(rlim.rlim_cur); |
6310 | target_rlim->rlim_max = host_to_target_rlim(rlim.rlim_max); | |
53a5960a | 6311 | unlock_user_struct(target_rlim, arg2, 1); |
728584be FB |
6312 | } |
6313 | break; | |
6314 | } | |
ebc05488 | 6315 | #endif |
a315a145 | 6316 | #ifdef TARGET_NR_truncate64 |
31e31b8a | 6317 | case TARGET_NR_truncate64: |
579a97f7 FB |
6318 | if (!(p = lock_user_string(arg1))) |
6319 | goto efault; | |
53a5960a PB |
6320 | ret = target_truncate64(cpu_env, p, arg2, arg3, arg4); |
6321 | unlock_user(p, arg1, 0); | |
667f38b1 | 6322 | break; |
a315a145 FB |
6323 | #endif |
6324 | #ifdef TARGET_NR_ftruncate64 | |
31e31b8a | 6325 | case TARGET_NR_ftruncate64: |
ce4defa0 | 6326 | ret = target_ftruncate64(cpu_env, arg1, arg2, arg3, arg4); |
667f38b1 | 6327 | break; |
a315a145 FB |
6328 | #endif |
6329 | #ifdef TARGET_NR_stat64 | |
31e31b8a | 6330 | case TARGET_NR_stat64: |
579a97f7 FB |
6331 | if (!(p = lock_user_string(arg1))) |
6332 | goto efault; | |
53a5960a PB |
6333 | ret = get_errno(stat(path(p), &st)); |
6334 | unlock_user(p, arg1, 0); | |
6a24a778 AZ |
6335 | if (!is_error(ret)) |
6336 | ret = host_to_target_stat64(cpu_env, arg2, &st); | |
6337 | break; | |
a315a145 FB |
6338 | #endif |
6339 | #ifdef TARGET_NR_lstat64 | |
31e31b8a | 6340 | case TARGET_NR_lstat64: |
579a97f7 FB |
6341 | if (!(p = lock_user_string(arg1))) |
6342 | goto efault; | |
53a5960a PB |
6343 | ret = get_errno(lstat(path(p), &st)); |
6344 | unlock_user(p, arg1, 0); | |
6a24a778 AZ |
6345 | if (!is_error(ret)) |
6346 | ret = host_to_target_stat64(cpu_env, arg2, &st); | |
6347 | break; | |
a315a145 FB |
6348 | #endif |
6349 | #ifdef TARGET_NR_fstat64 | |
31e31b8a | 6350 | case TARGET_NR_fstat64: |
6a24a778 AZ |
6351 | ret = get_errno(fstat(arg1, &st)); |
6352 | if (!is_error(ret)) | |
6353 | ret = host_to_target_stat64(cpu_env, arg2, &st); | |
6354 | break; | |
ce4defa0 | 6355 | #endif |
9d33b76b AJ |
6356 | #if (defined(TARGET_NR_fstatat64) || defined(TARGET_NR_newfstatat)) && \ |
6357 | (defined(__NR_fstatat64) || defined(__NR_newfstatat)) | |
6358 | #ifdef TARGET_NR_fstatat64 | |
6a24a778 | 6359 | case TARGET_NR_fstatat64: |
9d33b76b AJ |
6360 | #endif |
6361 | #ifdef TARGET_NR_newfstatat | |
6362 | case TARGET_NR_newfstatat: | |
6363 | #endif | |
6a24a778 AZ |
6364 | if (!(p = lock_user_string(arg2))) |
6365 | goto efault; | |
9d33b76b | 6366 | #ifdef __NR_fstatat64 |
6a24a778 | 6367 | ret = get_errno(sys_fstatat64(arg1, path(p), &st, arg4)); |
9d33b76b AJ |
6368 | #else |
6369 | ret = get_errno(sys_newfstatat(arg1, path(p), &st, arg4)); | |
6370 | #endif | |
6a24a778 AZ |
6371 | if (!is_error(ret)) |
6372 | ret = host_to_target_stat64(cpu_env, arg3, &st); | |
60cd49d5 | 6373 | break; |
a315a145 | 6374 | #endif |
67867308 FB |
6375 | #ifdef USE_UID16 |
6376 | case TARGET_NR_lchown: | |
579a97f7 FB |
6377 | if (!(p = lock_user_string(arg1))) |
6378 | goto efault; | |
53a5960a PB |
6379 | ret = get_errno(lchown(p, low2highuid(arg2), low2highgid(arg3))); |
6380 | unlock_user(p, arg1, 0); | |
67867308 FB |
6381 | break; |
6382 | case TARGET_NR_getuid: | |
6383 | ret = get_errno(high2lowuid(getuid())); | |
6384 | break; | |
6385 | case TARGET_NR_getgid: | |
6386 | ret = get_errno(high2lowgid(getgid())); | |
6387 | break; | |
6388 | case TARGET_NR_geteuid: | |
6389 | ret = get_errno(high2lowuid(geteuid())); | |
6390 | break; | |
6391 | case TARGET_NR_getegid: | |
6392 | ret = get_errno(high2lowgid(getegid())); | |
6393 | break; | |
6394 | case TARGET_NR_setreuid: | |
6395 | ret = get_errno(setreuid(low2highuid(arg1), low2highuid(arg2))); | |
6396 | break; | |
6397 | case TARGET_NR_setregid: | |
6398 | ret = get_errno(setregid(low2highgid(arg1), low2highgid(arg2))); | |
6399 | break; | |
6400 | case TARGET_NR_getgroups: | |
6401 | { | |
6402 | int gidsetsize = arg1; | |
53a5960a | 6403 | uint16_t *target_grouplist; |
67867308 FB |
6404 | gid_t *grouplist; |
6405 | int i; | |
6406 | ||
6407 | grouplist = alloca(gidsetsize * sizeof(gid_t)); | |
6408 | ret = get_errno(getgroups(gidsetsize, grouplist)); | |
cb3bc233 AZ |
6409 | if (gidsetsize == 0) |
6410 | break; | |
67867308 | 6411 | if (!is_error(ret)) { |
579a97f7 FB |
6412 | target_grouplist = lock_user(VERIFY_WRITE, arg2, gidsetsize * 2, 0); |
6413 | if (!target_grouplist) | |
6414 | goto efault; | |
a2155fcc | 6415 | for(i = 0;i < ret; i++) |
67867308 | 6416 | target_grouplist[i] = tswap16(grouplist[i]); |
53a5960a | 6417 | unlock_user(target_grouplist, arg2, gidsetsize * 2); |
67867308 FB |
6418 | } |
6419 | } | |
6420 | break; | |
6421 | case TARGET_NR_setgroups: | |
6422 | { | |
6423 | int gidsetsize = arg1; | |
53a5960a | 6424 | uint16_t *target_grouplist; |
67867308 FB |
6425 | gid_t *grouplist; |
6426 | int i; | |
6427 | ||
6428 | grouplist = alloca(gidsetsize * sizeof(gid_t)); | |
579a97f7 FB |
6429 | target_grouplist = lock_user(VERIFY_READ, arg2, gidsetsize * 2, 1); |
6430 | if (!target_grouplist) { | |
6431 | ret = -TARGET_EFAULT; | |
6432 | goto fail; | |
6433 | } | |
67867308 FB |
6434 | for(i = 0;i < gidsetsize; i++) |
6435 | grouplist[i] = tswap16(target_grouplist[i]); | |
53a5960a | 6436 | unlock_user(target_grouplist, arg2, 0); |
67867308 FB |
6437 | ret = get_errno(setgroups(gidsetsize, grouplist)); |
6438 | } | |
6439 | break; | |
6440 | case TARGET_NR_fchown: | |
6441 | ret = get_errno(fchown(arg1, low2highuid(arg2), low2highgid(arg3))); | |
6442 | break; | |
ccfa72b7 TS |
6443 | #if defined(TARGET_NR_fchownat) && defined(__NR_fchownat) |
6444 | case TARGET_NR_fchownat: | |
579a97f7 FB |
6445 | if (!(p = lock_user_string(arg2))) |
6446 | goto efault; | |
6447 | ret = get_errno(sys_fchownat(arg1, p, low2highuid(arg3), low2highgid(arg4), arg5)); | |
6448 | unlock_user(p, arg2, 0); | |
ccfa72b7 TS |
6449 | break; |
6450 | #endif | |
67867308 FB |
6451 | #ifdef TARGET_NR_setresuid |
6452 | case TARGET_NR_setresuid: | |
5fafdf24 TS |
6453 | ret = get_errno(setresuid(low2highuid(arg1), |
6454 | low2highuid(arg2), | |
67867308 FB |
6455 | low2highuid(arg3))); |
6456 | break; | |
6457 | #endif | |
6458 | #ifdef TARGET_NR_getresuid | |
6459 | case TARGET_NR_getresuid: | |
6460 | { | |
53a5960a | 6461 | uid_t ruid, euid, suid; |
67867308 FB |
6462 | ret = get_errno(getresuid(&ruid, &euid, &suid)); |
6463 | if (!is_error(ret)) { | |
2f619698 FB |
6464 | if (put_user_u16(high2lowuid(ruid), arg1) |
6465 | || put_user_u16(high2lowuid(euid), arg2) | |
6466 | || put_user_u16(high2lowuid(suid), arg3)) | |
6467 | goto efault; | |
67867308 FB |
6468 | } |
6469 | } | |
6470 | break; | |
6471 | #endif | |
6472 | #ifdef TARGET_NR_getresgid | |
6473 | case TARGET_NR_setresgid: | |
5fafdf24 TS |
6474 | ret = get_errno(setresgid(low2highgid(arg1), |
6475 | low2highgid(arg2), | |
67867308 FB |
6476 | low2highgid(arg3))); |
6477 | break; | |
6478 | #endif | |
6479 | #ifdef TARGET_NR_getresgid | |
6480 | case TARGET_NR_getresgid: | |
6481 | { | |
53a5960a | 6482 | gid_t rgid, egid, sgid; |
67867308 FB |
6483 | ret = get_errno(getresgid(&rgid, &egid, &sgid)); |
6484 | if (!is_error(ret)) { | |
2f619698 FB |
6485 | if (put_user_u16(high2lowgid(rgid), arg1) |
6486 | || put_user_u16(high2lowgid(egid), arg2) | |
6487 | || put_user_u16(high2lowgid(sgid), arg3)) | |
6488 | goto efault; | |
67867308 FB |
6489 | } |
6490 | } | |
6491 | break; | |
6492 | #endif | |
6493 | case TARGET_NR_chown: | |
579a97f7 FB |
6494 | if (!(p = lock_user_string(arg1))) |
6495 | goto efault; | |
53a5960a PB |
6496 | ret = get_errno(chown(p, low2highuid(arg2), low2highgid(arg3))); |
6497 | unlock_user(p, arg1, 0); | |
67867308 FB |
6498 | break; |
6499 | case TARGET_NR_setuid: | |
6500 | ret = get_errno(setuid(low2highuid(arg1))); | |
6501 | break; | |
6502 | case TARGET_NR_setgid: | |
6503 | ret = get_errno(setgid(low2highgid(arg1))); | |
6504 | break; | |
6505 | case TARGET_NR_setfsuid: | |
6506 | ret = get_errno(setfsuid(arg1)); | |
6507 | break; | |
6508 | case TARGET_NR_setfsgid: | |
6509 | ret = get_errno(setfsgid(arg1)); | |
6510 | break; | |
6511 | #endif /* USE_UID16 */ | |
6512 | ||
a315a145 | 6513 | #ifdef TARGET_NR_lchown32 |
31e31b8a | 6514 | case TARGET_NR_lchown32: |
579a97f7 FB |
6515 | if (!(p = lock_user_string(arg1))) |
6516 | goto efault; | |
53a5960a PB |
6517 | ret = get_errno(lchown(p, arg2, arg3)); |
6518 | unlock_user(p, arg1, 0); | |
b03c60f3 | 6519 | break; |
a315a145 FB |
6520 | #endif |
6521 | #ifdef TARGET_NR_getuid32 | |
31e31b8a | 6522 | case TARGET_NR_getuid32: |
b03c60f3 FB |
6523 | ret = get_errno(getuid()); |
6524 | break; | |
a315a145 | 6525 | #endif |
64b4d28c AJ |
6526 | |
6527 | #if defined(TARGET_NR_getxuid) && defined(TARGET_ALPHA) | |
6528 | /* Alpha specific */ | |
6529 | case TARGET_NR_getxuid: | |
ba0e276d RH |
6530 | { |
6531 | uid_t euid; | |
6532 | euid=geteuid(); | |
6533 | ((CPUAlphaState *)cpu_env)->ir[IR_A4]=euid; | |
6534 | } | |
64b4d28c AJ |
6535 | ret = get_errno(getuid()); |
6536 | break; | |
6537 | #endif | |
6538 | #if defined(TARGET_NR_getxgid) && defined(TARGET_ALPHA) | |
6539 | /* Alpha specific */ | |
6540 | case TARGET_NR_getxgid: | |
ba0e276d RH |
6541 | { |
6542 | uid_t egid; | |
6543 | egid=getegid(); | |
6544 | ((CPUAlphaState *)cpu_env)->ir[IR_A4]=egid; | |
6545 | } | |
64b4d28c AJ |
6546 | ret = get_errno(getgid()); |
6547 | break; | |
6548 | #endif | |
ba0e276d RH |
6549 | #if defined(TARGET_NR_osf_getsysinfo) && defined(TARGET_ALPHA) |
6550 | /* Alpha specific */ | |
6551 | case TARGET_NR_osf_getsysinfo: | |
6552 | ret = -TARGET_EOPNOTSUPP; | |
6553 | switch (arg1) { | |
6554 | case TARGET_GSI_IEEE_FP_CONTROL: | |
6555 | { | |
6556 | uint64_t swcr, fpcr = cpu_alpha_load_fpcr (cpu_env); | |
6557 | ||
6558 | /* Copied from linux ieee_fpcr_to_swcr. */ | |
6559 | swcr = (fpcr >> 35) & SWCR_STATUS_MASK; | |
6560 | swcr |= (fpcr >> 36) & SWCR_MAP_DMZ; | |
6561 | swcr |= (~fpcr >> 48) & (SWCR_TRAP_ENABLE_INV | |
6562 | | SWCR_TRAP_ENABLE_DZE | |
6563 | | SWCR_TRAP_ENABLE_OVF); | |
6564 | swcr |= (~fpcr >> 57) & (SWCR_TRAP_ENABLE_UNF | |
6565 | | SWCR_TRAP_ENABLE_INE); | |
6566 | swcr |= (fpcr >> 47) & SWCR_MAP_UMZ; | |
6567 | swcr |= (~fpcr >> 41) & SWCR_TRAP_ENABLE_DNO; | |
6568 | ||
6569 | if (put_user_u64 (swcr, arg2)) | |
6570 | goto efault; | |
6571 | ret = 0; | |
6572 | } | |
6573 | break; | |
6574 | ||
6575 | /* case GSI_IEEE_STATE_AT_SIGNAL: | |
6576 | -- Not implemented in linux kernel. | |
6577 | case GSI_UACPROC: | |
6578 | -- Retrieves current unaligned access state; not much used. | |
6579 | case GSI_PROC_TYPE: | |
6580 | -- Retrieves implver information; surely not used. | |
6581 | case GSI_GET_HWRPB: | |
6582 | -- Grabs a copy of the HWRPB; surely not used. | |
6583 | */ | |
6584 | } | |
6585 | break; | |
6586 | #endif | |
6587 | #if defined(TARGET_NR_osf_setsysinfo) && defined(TARGET_ALPHA) | |
6588 | /* Alpha specific */ | |
6589 | case TARGET_NR_osf_setsysinfo: | |
6590 | ret = -TARGET_EOPNOTSUPP; | |
6591 | switch (arg1) { | |
6592 | case TARGET_SSI_IEEE_FP_CONTROL: | |
6593 | case TARGET_SSI_IEEE_RAISE_EXCEPTION: | |
6594 | { | |
6595 | uint64_t swcr, fpcr, orig_fpcr; | |
6596 | ||
6597 | if (get_user_u64 (swcr, arg2)) | |
6598 | goto efault; | |
6599 | orig_fpcr = cpu_alpha_load_fpcr (cpu_env); | |
6600 | fpcr = orig_fpcr & FPCR_DYN_MASK; | |
6601 | ||
6602 | /* Copied from linux ieee_swcr_to_fpcr. */ | |
6603 | fpcr |= (swcr & SWCR_STATUS_MASK) << 35; | |
6604 | fpcr |= (swcr & SWCR_MAP_DMZ) << 36; | |
6605 | fpcr |= (~swcr & (SWCR_TRAP_ENABLE_INV | |
6606 | | SWCR_TRAP_ENABLE_DZE | |
6607 | | SWCR_TRAP_ENABLE_OVF)) << 48; | |
6608 | fpcr |= (~swcr & (SWCR_TRAP_ENABLE_UNF | |
6609 | | SWCR_TRAP_ENABLE_INE)) << 57; | |
6610 | fpcr |= (swcr & SWCR_MAP_UMZ ? FPCR_UNDZ | FPCR_UNFD : 0); | |
6611 | fpcr |= (~swcr & SWCR_TRAP_ENABLE_DNO) << 41; | |
6612 | ||
6613 | cpu_alpha_store_fpcr (cpu_env, fpcr); | |
6614 | ret = 0; | |
6615 | ||
6616 | if (arg1 == TARGET_SSI_IEEE_RAISE_EXCEPTION) { | |
6617 | /* Old exceptions are not signaled. */ | |
6618 | fpcr &= ~(orig_fpcr & FPCR_STATUS_MASK); | |
6619 | ||
6620 | /* If any exceptions set by this call, and are unmasked, | |
6621 | send a signal. */ | |
6622 | /* ??? FIXME */ | |
6623 | } | |
6624 | } | |
6625 | break; | |
6626 | ||
6627 | /* case SSI_NVPAIRS: | |
6628 | -- Used with SSIN_UACPROC to enable unaligned accesses. | |
6629 | case SSI_IEEE_STATE_AT_SIGNAL: | |
6630 | case SSI_IEEE_IGNORE_STATE_AT_SIGNAL: | |
6631 | -- Not implemented in linux kernel | |
6632 | */ | |
6633 | } | |
6634 | break; | |
6635 | #endif | |
6636 | #ifdef TARGET_NR_osf_sigprocmask | |
6637 | /* Alpha specific. */ | |
6638 | case TARGET_NR_osf_sigprocmask: | |
6639 | { | |
6640 | abi_ulong mask; | |
6641 | int how = arg1; | |
6642 | sigset_t set, oldset; | |
6643 | ||
6644 | switch(arg1) { | |
6645 | case TARGET_SIG_BLOCK: | |
6646 | how = SIG_BLOCK; | |
6647 | break; | |
6648 | case TARGET_SIG_UNBLOCK: | |
6649 | how = SIG_UNBLOCK; | |
6650 | break; | |
6651 | case TARGET_SIG_SETMASK: | |
6652 | how = SIG_SETMASK; | |
6653 | break; | |
6654 | default: | |
6655 | ret = -TARGET_EINVAL; | |
6656 | goto fail; | |
6657 | } | |
6658 | mask = arg2; | |
6659 | target_to_host_old_sigset(&set, &mask); | |
6660 | sigprocmask(arg1, &set, &oldset); | |
6661 | host_to_target_old_sigset(&mask, &oldset); | |
6662 | ret = mask; | |
6663 | } | |
6664 | break; | |
6665 | #endif | |
64b4d28c | 6666 | |
a315a145 | 6667 | #ifdef TARGET_NR_getgid32 |
31e31b8a | 6668 | case TARGET_NR_getgid32: |
b03c60f3 FB |
6669 | ret = get_errno(getgid()); |
6670 | break; | |
a315a145 FB |
6671 | #endif |
6672 | #ifdef TARGET_NR_geteuid32 | |
31e31b8a | 6673 | case TARGET_NR_geteuid32: |
b03c60f3 FB |
6674 | ret = get_errno(geteuid()); |
6675 | break; | |
a315a145 FB |
6676 | #endif |
6677 | #ifdef TARGET_NR_getegid32 | |
31e31b8a | 6678 | case TARGET_NR_getegid32: |
b03c60f3 FB |
6679 | ret = get_errno(getegid()); |
6680 | break; | |
a315a145 FB |
6681 | #endif |
6682 | #ifdef TARGET_NR_setreuid32 | |
31e31b8a | 6683 | case TARGET_NR_setreuid32: |
b03c60f3 FB |
6684 | ret = get_errno(setreuid(arg1, arg2)); |
6685 | break; | |
a315a145 FB |
6686 | #endif |
6687 | #ifdef TARGET_NR_setregid32 | |
31e31b8a | 6688 | case TARGET_NR_setregid32: |
b03c60f3 FB |
6689 | ret = get_errno(setregid(arg1, arg2)); |
6690 | break; | |
a315a145 FB |
6691 | #endif |
6692 | #ifdef TARGET_NR_getgroups32 | |
31e31b8a | 6693 | case TARGET_NR_getgroups32: |
99c475ab FB |
6694 | { |
6695 | int gidsetsize = arg1; | |
53a5960a | 6696 | uint32_t *target_grouplist; |
99c475ab FB |
6697 | gid_t *grouplist; |
6698 | int i; | |
6699 | ||
6700 | grouplist = alloca(gidsetsize * sizeof(gid_t)); | |
6701 | ret = get_errno(getgroups(gidsetsize, grouplist)); | |
cb3bc233 AZ |
6702 | if (gidsetsize == 0) |
6703 | break; | |
99c475ab | 6704 | if (!is_error(ret)) { |
579a97f7 FB |
6705 | target_grouplist = lock_user(VERIFY_WRITE, arg2, gidsetsize * 4, 0); |
6706 | if (!target_grouplist) { | |
6707 | ret = -TARGET_EFAULT; | |
6708 | goto fail; | |
6709 | } | |
a2155fcc | 6710 | for(i = 0;i < ret; i++) |
53a5960a PB |
6711 | target_grouplist[i] = tswap32(grouplist[i]); |
6712 | unlock_user(target_grouplist, arg2, gidsetsize * 4); | |
99c475ab FB |
6713 | } |
6714 | } | |
6715 | break; | |
a315a145 FB |
6716 | #endif |
6717 | #ifdef TARGET_NR_setgroups32 | |
31e31b8a | 6718 | case TARGET_NR_setgroups32: |
99c475ab FB |
6719 | { |
6720 | int gidsetsize = arg1; | |
53a5960a | 6721 | uint32_t *target_grouplist; |
99c475ab FB |
6722 | gid_t *grouplist; |
6723 | int i; | |
3b46e624 | 6724 | |
99c475ab | 6725 | grouplist = alloca(gidsetsize * sizeof(gid_t)); |
579a97f7 FB |
6726 | target_grouplist = lock_user(VERIFY_READ, arg2, gidsetsize * 4, 1); |
6727 | if (!target_grouplist) { | |
6728 | ret = -TARGET_EFAULT; | |
6729 | goto fail; | |
6730 | } | |
99c475ab | 6731 | for(i = 0;i < gidsetsize; i++) |
53a5960a PB |
6732 | grouplist[i] = tswap32(target_grouplist[i]); |
6733 | unlock_user(target_grouplist, arg2, 0); | |
99c475ab FB |
6734 | ret = get_errno(setgroups(gidsetsize, grouplist)); |
6735 | } | |
6736 | break; | |
a315a145 FB |
6737 | #endif |
6738 | #ifdef TARGET_NR_fchown32 | |
31e31b8a | 6739 | case TARGET_NR_fchown32: |
b03c60f3 FB |
6740 | ret = get_errno(fchown(arg1, arg2, arg3)); |
6741 | break; | |
a315a145 FB |
6742 | #endif |
6743 | #ifdef TARGET_NR_setresuid32 | |
31e31b8a | 6744 | case TARGET_NR_setresuid32: |
b03c60f3 FB |
6745 | ret = get_errno(setresuid(arg1, arg2, arg3)); |
6746 | break; | |
a315a145 FB |
6747 | #endif |
6748 | #ifdef TARGET_NR_getresuid32 | |
31e31b8a | 6749 | case TARGET_NR_getresuid32: |
b03c60f3 | 6750 | { |
53a5960a | 6751 | uid_t ruid, euid, suid; |
b03c60f3 FB |
6752 | ret = get_errno(getresuid(&ruid, &euid, &suid)); |
6753 | if (!is_error(ret)) { | |
2f619698 FB |
6754 | if (put_user_u32(ruid, arg1) |
6755 | || put_user_u32(euid, arg2) | |
6756 | || put_user_u32(suid, arg3)) | |
6757 | goto efault; | |
b03c60f3 FB |
6758 | } |
6759 | } | |
6760 | break; | |
a315a145 FB |
6761 | #endif |
6762 | #ifdef TARGET_NR_setresgid32 | |
31e31b8a | 6763 | case TARGET_NR_setresgid32: |
b03c60f3 FB |
6764 | ret = get_errno(setresgid(arg1, arg2, arg3)); |
6765 | break; | |
a315a145 FB |
6766 | #endif |
6767 | #ifdef TARGET_NR_getresgid32 | |
31e31b8a | 6768 | case TARGET_NR_getresgid32: |
b03c60f3 | 6769 | { |
53a5960a | 6770 | gid_t rgid, egid, sgid; |
b03c60f3 FB |
6771 | ret = get_errno(getresgid(&rgid, &egid, &sgid)); |
6772 | if (!is_error(ret)) { | |
2f619698 FB |
6773 | if (put_user_u32(rgid, arg1) |
6774 | || put_user_u32(egid, arg2) | |
6775 | || put_user_u32(sgid, arg3)) | |
6776 | goto efault; | |
b03c60f3 FB |
6777 | } |
6778 | } | |
6779 | break; | |
a315a145 FB |
6780 | #endif |
6781 | #ifdef TARGET_NR_chown32 | |
31e31b8a | 6782 | case TARGET_NR_chown32: |
579a97f7 FB |
6783 | if (!(p = lock_user_string(arg1))) |
6784 | goto efault; | |
53a5960a PB |
6785 | ret = get_errno(chown(p, arg2, arg3)); |
6786 | unlock_user(p, arg1, 0); | |
b03c60f3 | 6787 | break; |
a315a145 FB |
6788 | #endif |
6789 | #ifdef TARGET_NR_setuid32 | |
31e31b8a | 6790 | case TARGET_NR_setuid32: |
b03c60f3 FB |
6791 | ret = get_errno(setuid(arg1)); |
6792 | break; | |
a315a145 FB |
6793 | #endif |
6794 | #ifdef TARGET_NR_setgid32 | |
31e31b8a | 6795 | case TARGET_NR_setgid32: |
b03c60f3 FB |
6796 | ret = get_errno(setgid(arg1)); |
6797 | break; | |
a315a145 FB |
6798 | #endif |
6799 | #ifdef TARGET_NR_setfsuid32 | |
31e31b8a | 6800 | case TARGET_NR_setfsuid32: |
b03c60f3 FB |
6801 | ret = get_errno(setfsuid(arg1)); |
6802 | break; | |
a315a145 FB |
6803 | #endif |
6804 | #ifdef TARGET_NR_setfsgid32 | |
31e31b8a | 6805 | case TARGET_NR_setfsgid32: |
b03c60f3 FB |
6806 | ret = get_errno(setfsgid(arg1)); |
6807 | break; | |
a315a145 | 6808 | #endif |
67867308 | 6809 | |
31e31b8a | 6810 | case TARGET_NR_pivot_root: |
b03c60f3 | 6811 | goto unimplemented; |
ffa65c3b | 6812 | #ifdef TARGET_NR_mincore |
31e31b8a | 6813 | case TARGET_NR_mincore: |
04bb9ace AJ |
6814 | { |
6815 | void *a; | |
6816 | ret = -TARGET_EFAULT; | |
6817 | if (!(a = lock_user(VERIFY_READ, arg1,arg2, 0))) | |
6818 | goto efault; | |
6819 | if (!(p = lock_user_string(arg3))) | |
6820 | goto mincore_fail; | |
6821 | ret = get_errno(mincore(a, arg2, p)); | |
6822 | unlock_user(p, arg3, ret); | |
6823 | mincore_fail: | |
6824 | unlock_user(a, arg1, 0); | |
6825 | } | |
6826 | break; | |
ffa65c3b | 6827 | #endif |
408321b6 AJ |
6828 | #ifdef TARGET_NR_arm_fadvise64_64 |
6829 | case TARGET_NR_arm_fadvise64_64: | |
6830 | { | |
6831 | /* | |
6832 | * arm_fadvise64_64 looks like fadvise64_64 but | |
6833 | * with different argument order | |
6834 | */ | |
6835 | abi_long temp; | |
6836 | temp = arg3; | |
6837 | arg3 = arg4; | |
6838 | arg4 = temp; | |
6839 | } | |
6840 | #endif | |
e72d2cc7 | 6841 | #if defined(TARGET_NR_fadvise64_64) || defined(TARGET_NR_arm_fadvise64_64) || defined(TARGET_NR_fadvise64) |
408321b6 AJ |
6842 | #ifdef TARGET_NR_fadvise64_64 |
6843 | case TARGET_NR_fadvise64_64: | |
6844 | #endif | |
e72d2cc7 UH |
6845 | #ifdef TARGET_NR_fadvise64 |
6846 | case TARGET_NR_fadvise64: | |
6847 | #endif | |
6848 | #ifdef TARGET_S390X | |
6849 | switch (arg4) { | |
6850 | case 4: arg4 = POSIX_FADV_NOREUSE + 1; break; /* make sure it's an invalid value */ | |
6851 | case 5: arg4 = POSIX_FADV_NOREUSE + 2; break; /* ditto */ | |
6852 | case 6: arg4 = POSIX_FADV_DONTNEED; break; | |
6853 | case 7: arg4 = POSIX_FADV_NOREUSE; break; | |
6854 | default: break; | |
6855 | } | |
6856 | #endif | |
6857 | ret = -posix_fadvise(arg1, arg2, arg3, arg4); | |
408321b6 AJ |
6858 | break; |
6859 | #endif | |
ffa65c3b | 6860 | #ifdef TARGET_NR_madvise |
31e31b8a | 6861 | case TARGET_NR_madvise: |
24836689 PB |
6862 | /* A straight passthrough may not be safe because qemu sometimes |
6863 | turns private flie-backed mappings into anonymous mappings. | |
6864 | This will break MADV_DONTNEED. | |
6865 | This is a hint, so ignoring and returning success is ok. */ | |
6866 | ret = get_errno(0); | |
6867 | break; | |
ffa65c3b | 6868 | #endif |
992f48a0 | 6869 | #if TARGET_ABI_BITS == 32 |
31e31b8a | 6870 | case TARGET_NR_fcntl64: |
77e4672d | 6871 | { |
b1e341eb | 6872 | int cmd; |
77e4672d | 6873 | struct flock64 fl; |
53a5960a | 6874 | struct target_flock64 *target_fl; |
ce4defa0 | 6875 | #ifdef TARGET_ARM |
53a5960a | 6876 | struct target_eabi_flock64 *target_efl; |
ce4defa0 | 6877 | #endif |
77e4672d | 6878 | |
5f106811 APR |
6879 | cmd = target_to_host_fcntl_cmd(arg2); |
6880 | if (cmd == -TARGET_EINVAL) | |
6881 | return cmd; | |
b1e341eb | 6882 | |
60cd49d5 | 6883 | switch(arg2) { |
b1e341eb | 6884 | case TARGET_F_GETLK64: |
5813427b TS |
6885 | #ifdef TARGET_ARM |
6886 | if (((CPUARMState *)cpu_env)->eabi) { | |
9ee1fa2c FB |
6887 | if (!lock_user_struct(VERIFY_READ, target_efl, arg3, 1)) |
6888 | goto efault; | |
5813427b TS |
6889 | fl.l_type = tswap16(target_efl->l_type); |
6890 | fl.l_whence = tswap16(target_efl->l_whence); | |
6891 | fl.l_start = tswap64(target_efl->l_start); | |
6892 | fl.l_len = tswap64(target_efl->l_len); | |
7e22e546 | 6893 | fl.l_pid = tswap32(target_efl->l_pid); |
5813427b TS |
6894 | unlock_user_struct(target_efl, arg3, 0); |
6895 | } else | |
6896 | #endif | |
6897 | { | |
9ee1fa2c FB |
6898 | if (!lock_user_struct(VERIFY_READ, target_fl, arg3, 1)) |
6899 | goto efault; | |
5813427b TS |
6900 | fl.l_type = tswap16(target_fl->l_type); |
6901 | fl.l_whence = tswap16(target_fl->l_whence); | |
6902 | fl.l_start = tswap64(target_fl->l_start); | |
6903 | fl.l_len = tswap64(target_fl->l_len); | |
7e22e546 | 6904 | fl.l_pid = tswap32(target_fl->l_pid); |
5813427b TS |
6905 | unlock_user_struct(target_fl, arg3, 0); |
6906 | } | |
b1e341eb | 6907 | ret = get_errno(fcntl(arg1, cmd, &fl)); |
77e4672d | 6908 | if (ret == 0) { |
ce4defa0 PB |
6909 | #ifdef TARGET_ARM |
6910 | if (((CPUARMState *)cpu_env)->eabi) { | |
9ee1fa2c FB |
6911 | if (!lock_user_struct(VERIFY_WRITE, target_efl, arg3, 0)) |
6912 | goto efault; | |
ce4defa0 PB |
6913 | target_efl->l_type = tswap16(fl.l_type); |
6914 | target_efl->l_whence = tswap16(fl.l_whence); | |
6915 | target_efl->l_start = tswap64(fl.l_start); | |
6916 | target_efl->l_len = tswap64(fl.l_len); | |
7e22e546 | 6917 | target_efl->l_pid = tswap32(fl.l_pid); |
53a5960a | 6918 | unlock_user_struct(target_efl, arg3, 1); |
ce4defa0 PB |
6919 | } else |
6920 | #endif | |
6921 | { | |
9ee1fa2c FB |
6922 | if (!lock_user_struct(VERIFY_WRITE, target_fl, arg3, 0)) |
6923 | goto efault; | |
ce4defa0 PB |
6924 | target_fl->l_type = tswap16(fl.l_type); |
6925 | target_fl->l_whence = tswap16(fl.l_whence); | |
6926 | target_fl->l_start = tswap64(fl.l_start); | |
6927 | target_fl->l_len = tswap64(fl.l_len); | |
7e22e546 | 6928 | target_fl->l_pid = tswap32(fl.l_pid); |
53a5960a | 6929 | unlock_user_struct(target_fl, arg3, 1); |
ce4defa0 | 6930 | } |
77e4672d FB |
6931 | } |
6932 | break; | |
6933 | ||
b1e341eb TS |
6934 | case TARGET_F_SETLK64: |
6935 | case TARGET_F_SETLKW64: | |
ce4defa0 PB |
6936 | #ifdef TARGET_ARM |
6937 | if (((CPUARMState *)cpu_env)->eabi) { | |
9ee1fa2c FB |
6938 | if (!lock_user_struct(VERIFY_READ, target_efl, arg3, 1)) |
6939 | goto efault; | |
ce4defa0 PB |
6940 | fl.l_type = tswap16(target_efl->l_type); |
6941 | fl.l_whence = tswap16(target_efl->l_whence); | |
6942 | fl.l_start = tswap64(target_efl->l_start); | |
6943 | fl.l_len = tswap64(target_efl->l_len); | |
7e22e546 | 6944 | fl.l_pid = tswap32(target_efl->l_pid); |
53a5960a | 6945 | unlock_user_struct(target_efl, arg3, 0); |
ce4defa0 PB |
6946 | } else |
6947 | #endif | |
6948 | { | |
9ee1fa2c FB |
6949 | if (!lock_user_struct(VERIFY_READ, target_fl, arg3, 1)) |
6950 | goto efault; | |
ce4defa0 PB |
6951 | fl.l_type = tswap16(target_fl->l_type); |
6952 | fl.l_whence = tswap16(target_fl->l_whence); | |
6953 | fl.l_start = tswap64(target_fl->l_start); | |
6954 | fl.l_len = tswap64(target_fl->l_len); | |
7e22e546 | 6955 | fl.l_pid = tswap32(target_fl->l_pid); |
53a5960a | 6956 | unlock_user_struct(target_fl, arg3, 0); |
ce4defa0 | 6957 | } |
b1e341eb | 6958 | ret = get_errno(fcntl(arg1, cmd, &fl)); |
77e4672d | 6959 | break; |
60cd49d5 | 6960 | default: |
5f106811 | 6961 | ret = do_fcntl(arg1, arg2, arg3); |
60cd49d5 FB |
6962 | break; |
6963 | } | |
77e4672d FB |
6964 | break; |
6965 | } | |
60cd49d5 | 6966 | #endif |
7d600c80 TS |
6967 | #ifdef TARGET_NR_cacheflush |
6968 | case TARGET_NR_cacheflush: | |
6969 | /* self-modifying code is handled automatically, so nothing needed */ | |
6970 | ret = 0; | |
6971 | break; | |
6972 | #endif | |
ebc05488 | 6973 | #ifdef TARGET_NR_security |
31e31b8a FB |
6974 | case TARGET_NR_security: |
6975 | goto unimplemented; | |
c573ff67 FB |
6976 | #endif |
6977 | #ifdef TARGET_NR_getpagesize | |
6978 | case TARGET_NR_getpagesize: | |
6979 | ret = TARGET_PAGE_SIZE; | |
6980 | break; | |
ebc05488 | 6981 | #endif |
31e31b8a FB |
6982 | case TARGET_NR_gettid: |
6983 | ret = get_errno(gettid()); | |
6984 | break; | |
e5febef5 | 6985 | #ifdef TARGET_NR_readahead |
31e31b8a | 6986 | case TARGET_NR_readahead: |
2054ac9b AJ |
6987 | #if TARGET_ABI_BITS == 32 |
6988 | #ifdef TARGET_ARM | |
6989 | if (((CPUARMState *)cpu_env)->eabi) | |
6990 | { | |
6991 | arg2 = arg3; | |
6992 | arg3 = arg4; | |
6993 | arg4 = arg5; | |
6994 | } | |
6995 | #endif | |
6996 | ret = get_errno(readahead(arg1, ((off64_t)arg3 << 32) | arg2, arg4)); | |
6997 | #else | |
6998 | ret = get_errno(readahead(arg1, arg2, arg3)); | |
6999 | #endif | |
7000 | break; | |
e5febef5 | 7001 | #endif |
ebc05488 | 7002 | #ifdef TARGET_NR_setxattr |
31e31b8a FB |
7003 | case TARGET_NR_setxattr: |
7004 | case TARGET_NR_lsetxattr: | |
7005 | case TARGET_NR_fsetxattr: | |
7006 | case TARGET_NR_getxattr: | |
7007 | case TARGET_NR_lgetxattr: | |
7008 | case TARGET_NR_fgetxattr: | |
7009 | case TARGET_NR_listxattr: | |
7010 | case TARGET_NR_llistxattr: | |
7011 | case TARGET_NR_flistxattr: | |
7012 | case TARGET_NR_removexattr: | |
7013 | case TARGET_NR_lremovexattr: | |
7014 | case TARGET_NR_fremovexattr: | |
6f932f91 AP |
7015 | ret = -TARGET_EOPNOTSUPP; |
7016 | break; | |
ebc05488 FB |
7017 | #endif |
7018 | #ifdef TARGET_NR_set_thread_area | |
5cd4393b | 7019 | case TARGET_NR_set_thread_area: |
8d18e893 | 7020 | #if defined(TARGET_MIPS) |
6f5b89a0 TS |
7021 | ((CPUMIPSState *) cpu_env)->tls_value = arg1; |
7022 | ret = 0; | |
7023 | break; | |
ef96779b EI |
7024 | #elif defined(TARGET_CRIS) |
7025 | if (arg1 & 0xff) | |
7026 | ret = -TARGET_EINVAL; | |
7027 | else { | |
7028 | ((CPUCRISState *) cpu_env)->pregs[PR_PID] = arg1; | |
7029 | ret = 0; | |
7030 | } | |
7031 | break; | |
8d18e893 FB |
7032 | #elif defined(TARGET_I386) && defined(TARGET_ABI32) |
7033 | ret = do_set_thread_area(cpu_env, arg1); | |
7034 | break; | |
6f5b89a0 TS |
7035 | #else |
7036 | goto unimplemented_nowarn; | |
7037 | #endif | |
7038 | #endif | |
7039 | #ifdef TARGET_NR_get_thread_area | |
5cd4393b | 7040 | case TARGET_NR_get_thread_area: |
8d18e893 FB |
7041 | #if defined(TARGET_I386) && defined(TARGET_ABI32) |
7042 | ret = do_get_thread_area(cpu_env, arg1); | |
7043 | #else | |
5cd4393b | 7044 | goto unimplemented_nowarn; |
48dc41eb | 7045 | #endif |
8d18e893 | 7046 | #endif |
48dc41eb FB |
7047 | #ifdef TARGET_NR_getdomainname |
7048 | case TARGET_NR_getdomainname: | |
7049 | goto unimplemented_nowarn; | |
ebc05488 | 7050 | #endif |
6f5b89a0 | 7051 | |
b5906f95 TS |
7052 | #ifdef TARGET_NR_clock_gettime |
7053 | case TARGET_NR_clock_gettime: | |
7054 | { | |
7055 | struct timespec ts; | |
7056 | ret = get_errno(clock_gettime(arg1, &ts)); | |
7057 | if (!is_error(ret)) { | |
7058 | host_to_target_timespec(arg2, &ts); | |
7059 | } | |
7060 | break; | |
7061 | } | |
7062 | #endif | |
7063 | #ifdef TARGET_NR_clock_getres | |
7064 | case TARGET_NR_clock_getres: | |
7065 | { | |
7066 | struct timespec ts; | |
7067 | ret = get_errno(clock_getres(arg1, &ts)); | |
7068 | if (!is_error(ret)) { | |
7069 | host_to_target_timespec(arg2, &ts); | |
7070 | } | |
7071 | break; | |
7072 | } | |
7073 | #endif | |
63d7651b PB |
7074 | #ifdef TARGET_NR_clock_nanosleep |
7075 | case TARGET_NR_clock_nanosleep: | |
7076 | { | |
7077 | struct timespec ts; | |
7078 | target_to_host_timespec(&ts, arg3); | |
7079 | ret = get_errno(clock_nanosleep(arg1, arg2, &ts, arg4 ? &ts : NULL)); | |
7080 | if (arg4) | |
7081 | host_to_target_timespec(arg4, &ts); | |
7082 | break; | |
7083 | } | |
7084 | #endif | |
b5906f95 | 7085 | |
6f5b89a0 TS |
7086 | #if defined(TARGET_NR_set_tid_address) && defined(__NR_set_tid_address) |
7087 | case TARGET_NR_set_tid_address: | |
579a97f7 FB |
7088 | ret = get_errno(set_tid_address((int *)g2h(arg1))); |
7089 | break; | |
6f5b89a0 TS |
7090 | #endif |
7091 | ||
3ae43202 | 7092 | #if defined(TARGET_NR_tkill) && defined(__NR_tkill) |
4cae1d16 | 7093 | case TARGET_NR_tkill: |
4cb05961 | 7094 | ret = get_errno(sys_tkill((int)arg1, target_to_host_signal(arg2))); |
4cae1d16 TS |
7095 | break; |
7096 | #endif | |
7097 | ||
3ae43202 | 7098 | #if defined(TARGET_NR_tgkill) && defined(__NR_tgkill) |
71455574 | 7099 | case TARGET_NR_tgkill: |
4cb05961 PB |
7100 | ret = get_errno(sys_tgkill((int)arg1, (int)arg2, |
7101 | target_to_host_signal(arg3))); | |
71455574 TS |
7102 | break; |
7103 | #endif | |
7104 | ||
4f2b1fe8 TS |
7105 | #ifdef TARGET_NR_set_robust_list |
7106 | case TARGET_NR_set_robust_list: | |
7107 | goto unimplemented_nowarn; | |
7108 | #endif | |
7109 | ||
9007f0ef TS |
7110 | #if defined(TARGET_NR_utimensat) && defined(__NR_utimensat) |
7111 | case TARGET_NR_utimensat: | |
7112 | { | |
ebc996f3 RV |
7113 | struct timespec *tsp, ts[2]; |
7114 | if (!arg3) { | |
7115 | tsp = NULL; | |
7116 | } else { | |
7117 | target_to_host_timespec(ts, arg3); | |
7118 | target_to_host_timespec(ts+1, arg3+sizeof(struct target_timespec)); | |
7119 | tsp = ts; | |
7120 | } | |
9007f0ef | 7121 | if (!arg2) |
ebc996f3 | 7122 | ret = get_errno(sys_utimensat(arg1, NULL, tsp, arg4)); |
9007f0ef | 7123 | else { |
579a97f7 | 7124 | if (!(p = lock_user_string(arg2))) { |
0da46a6e | 7125 | ret = -TARGET_EFAULT; |
579a97f7 FB |
7126 | goto fail; |
7127 | } | |
ebc996f3 | 7128 | ret = get_errno(sys_utimensat(arg1, path(p), tsp, arg4)); |
579a97f7 | 7129 | unlock_user(p, arg2, 0); |
9007f0ef TS |
7130 | } |
7131 | } | |
7132 | break; | |
7133 | #endif | |
2f7bb878 | 7134 | #if defined(CONFIG_USE_NPTL) |
bd0c5661 PB |
7135 | case TARGET_NR_futex: |
7136 | ret = do_futex(arg1, arg2, arg3, arg4, arg5, arg6); | |
7137 | break; | |
7138 | #endif | |
dbfe4c36 | 7139 | #if defined(TARGET_NR_inotify_init) && defined(__NR_inotify_init) |
39b59763 AJ |
7140 | case TARGET_NR_inotify_init: |
7141 | ret = get_errno(sys_inotify_init()); | |
7142 | break; | |
7143 | #endif | |
a1606b0b | 7144 | #ifdef CONFIG_INOTIFY1 |
c05c7a73 RV |
7145 | #if defined(TARGET_NR_inotify_init1) && defined(__NR_inotify_init1) |
7146 | case TARGET_NR_inotify_init1: | |
7147 | ret = get_errno(sys_inotify_init1(arg1)); | |
7148 | break; | |
7149 | #endif | |
a1606b0b | 7150 | #endif |
dbfe4c36 | 7151 | #if defined(TARGET_NR_inotify_add_watch) && defined(__NR_inotify_add_watch) |
39b59763 AJ |
7152 | case TARGET_NR_inotify_add_watch: |
7153 | p = lock_user_string(arg2); | |
7154 | ret = get_errno(sys_inotify_add_watch(arg1, path(p), arg3)); | |
7155 | unlock_user(p, arg2, 0); | |
7156 | break; | |
7157 | #endif | |
dbfe4c36 | 7158 | #if defined(TARGET_NR_inotify_rm_watch) && defined(__NR_inotify_rm_watch) |
39b59763 AJ |
7159 | case TARGET_NR_inotify_rm_watch: |
7160 | ret = get_errno(sys_inotify_rm_watch(arg1, arg2)); | |
7161 | break; | |
7162 | #endif | |
9007f0ef | 7163 | |
8ec9cf89 | 7164 | #if defined(TARGET_NR_mq_open) && defined(__NR_mq_open) |
24e1003a AJ |
7165 | case TARGET_NR_mq_open: |
7166 | { | |
7167 | struct mq_attr posix_mq_attr; | |
7168 | ||
7169 | p = lock_user_string(arg1 - 1); | |
7170 | if (arg4 != 0) | |
7171 | copy_from_user_mq_attr (&posix_mq_attr, arg4); | |
7172 | ret = get_errno(mq_open(p, arg2, arg3, &posix_mq_attr)); | |
7173 | unlock_user (p, arg1, 0); | |
7174 | } | |
7175 | break; | |
7176 | ||
7177 | case TARGET_NR_mq_unlink: | |
7178 | p = lock_user_string(arg1 - 1); | |
7179 | ret = get_errno(mq_unlink(p)); | |
7180 | unlock_user (p, arg1, 0); | |
7181 | break; | |
7182 | ||
7183 | case TARGET_NR_mq_timedsend: | |
7184 | { | |
7185 | struct timespec ts; | |
7186 | ||
7187 | p = lock_user (VERIFY_READ, arg2, arg3, 1); | |
7188 | if (arg5 != 0) { | |
7189 | target_to_host_timespec(&ts, arg5); | |
7190 | ret = get_errno(mq_timedsend(arg1, p, arg3, arg4, &ts)); | |
7191 | host_to_target_timespec(arg5, &ts); | |
7192 | } | |
7193 | else | |
7194 | ret = get_errno(mq_send(arg1, p, arg3, arg4)); | |
7195 | unlock_user (p, arg2, arg3); | |
7196 | } | |
7197 | break; | |
7198 | ||
7199 | case TARGET_NR_mq_timedreceive: | |
7200 | { | |
7201 | struct timespec ts; | |
7202 | unsigned int prio; | |
7203 | ||
7204 | p = lock_user (VERIFY_READ, arg2, arg3, 1); | |
7205 | if (arg5 != 0) { | |
7206 | target_to_host_timespec(&ts, arg5); | |
7207 | ret = get_errno(mq_timedreceive(arg1, p, arg3, &prio, &ts)); | |
7208 | host_to_target_timespec(arg5, &ts); | |
7209 | } | |
7210 | else | |
7211 | ret = get_errno(mq_receive(arg1, p, arg3, &prio)); | |
7212 | unlock_user (p, arg2, arg3); | |
7213 | if (arg4 != 0) | |
7214 | put_user_u32(prio, arg4); | |
7215 | } | |
7216 | break; | |
7217 | ||
7218 | /* Not implemented for now... */ | |
7219 | /* case TARGET_NR_mq_notify: */ | |
7220 | /* break; */ | |
7221 | ||
7222 | case TARGET_NR_mq_getsetattr: | |
7223 | { | |
7224 | struct mq_attr posix_mq_attr_in, posix_mq_attr_out; | |
7225 | ret = 0; | |
7226 | if (arg3 != 0) { | |
7227 | ret = mq_getattr(arg1, &posix_mq_attr_out); | |
7228 | copy_to_user_mq_attr(arg3, &posix_mq_attr_out); | |
7229 | } | |
7230 | if (arg2 != 0) { | |
7231 | copy_from_user_mq_attr(&posix_mq_attr_in, arg2); | |
7232 | ret |= mq_setattr(arg1, &posix_mq_attr_in, &posix_mq_attr_out); | |
7233 | } | |
7234 | ||
7235 | } | |
7236 | break; | |
7237 | #endif | |
7238 | ||
3ce34dfb VS |
7239 | #ifdef CONFIG_SPLICE |
7240 | #ifdef TARGET_NR_tee | |
7241 | case TARGET_NR_tee: | |
7242 | { | |
7243 | ret = get_errno(tee(arg1,arg2,arg3,arg4)); | |
7244 | } | |
7245 | break; | |
7246 | #endif | |
7247 | #ifdef TARGET_NR_splice | |
7248 | case TARGET_NR_splice: | |
7249 | { | |
7250 | loff_t loff_in, loff_out; | |
7251 | loff_t *ploff_in = NULL, *ploff_out = NULL; | |
7252 | if(arg2) { | |
7253 | get_user_u64(loff_in, arg2); | |
7254 | ploff_in = &loff_in; | |
7255 | } | |
7256 | if(arg4) { | |
7257 | get_user_u64(loff_out, arg2); | |
7258 | ploff_out = &loff_out; | |
7259 | } | |
7260 | ret = get_errno(splice(arg1, ploff_in, arg3, ploff_out, arg5, arg6)); | |
7261 | } | |
7262 | break; | |
7263 | #endif | |
7264 | #ifdef TARGET_NR_vmsplice | |
7265 | case TARGET_NR_vmsplice: | |
7266 | { | |
7267 | int count = arg3; | |
7268 | struct iovec *vec; | |
7269 | ||
7270 | vec = alloca(count * sizeof(struct iovec)); | |
7271 | if (lock_iovec(VERIFY_READ, vec, arg2, count, 1) < 0) | |
7272 | goto efault; | |
7273 | ret = get_errno(vmsplice(arg1, vec, count, arg4)); | |
7274 | unlock_iovec(vec, arg2, count, 0); | |
7275 | } | |
7276 | break; | |
7277 | #endif | |
7278 | #endif /* CONFIG_SPLICE */ | |
c2882b96 RV |
7279 | #ifdef CONFIG_EVENTFD |
7280 | #if defined(TARGET_NR_eventfd) | |
7281 | case TARGET_NR_eventfd: | |
7282 | ret = get_errno(eventfd(arg1, 0)); | |
7283 | break; | |
7284 | #endif | |
7285 | #if defined(TARGET_NR_eventfd2) | |
7286 | case TARGET_NR_eventfd2: | |
7287 | ret = get_errno(eventfd(arg1, arg2)); | |
7288 | break; | |
7289 | #endif | |
7290 | #endif /* CONFIG_EVENTFD */ | |
d0927938 UH |
7291 | #if defined(CONFIG_FALLOCATE) && defined(TARGET_NR_fallocate) |
7292 | case TARGET_NR_fallocate: | |
7293 | ret = get_errno(fallocate(arg1, arg2, arg3, arg4)); | |
7294 | break; | |
7295 | #endif | |
31e31b8a FB |
7296 | default: |
7297 | unimplemented: | |
5cd4393b | 7298 | gemu_log("qemu: Unsupported syscall: %d\n", num); |
4f2b1fe8 | 7299 | #if defined(TARGET_NR_setxattr) || defined(TARGET_NR_get_thread_area) || defined(TARGET_NR_getdomainname) || defined(TARGET_NR_set_robust_list) |
5cd4393b | 7300 | unimplemented_nowarn: |
80a9d035 | 7301 | #endif |
0da46a6e | 7302 | ret = -TARGET_ENOSYS; |
31e31b8a FB |
7303 | break; |
7304 | } | |
579a97f7 | 7305 | fail: |
c573ff67 | 7306 | #ifdef DEBUG |
0bf9e31a | 7307 | gemu_log(" = " TARGET_ABI_FMT_ld "\n", ret); |
c573ff67 | 7308 | #endif |
b92c47c1 TS |
7309 | if(do_strace) |
7310 | print_syscall_ret(num, ret); | |
31e31b8a | 7311 | return ret; |
579a97f7 FB |
7312 | efault: |
7313 | ret = -TARGET_EFAULT; | |
7314 | goto fail; | |
31e31b8a | 7315 | } |