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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__
45int __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 118static type name (void) \
83fcb515
FB		 119{ \
120 return syscall(__NR_##name); \
121}
70a194b9 122
83fcb515 123#define _syscall1(type,name,type1,arg1) \
8fcd3692 124static 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 130static 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 136static 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 142static 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 149static 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		 157static 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		 202static 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
236static 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
263static 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
290static 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 306static 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 312static 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		 318static 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
325static 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
332static 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
339static 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
346static 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
353static 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
359static 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
366static 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
391static 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
397static 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
404static 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
410static 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
477static 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		 496static 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		 502static 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		 508static 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)
515static 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
530extern int personality(int);
9de5e440
FB		 531extern int flock(int, int);
532extern int setfsuid(int);
533extern int setfsgid(int);
19b84f3c 534extern 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(). */
540static 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 547static 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
655static 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		 662static 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 669static 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 677static inline int is_error(abi_long ret)
31e31b8a 678{
992f48a0 679 return (abi_ulong)ret >= (abi_ulong)(-4096);
31e31b8a
FB		 680}
681
b92c47c1
TS		 682char *target_strerror(int err)
683{
684 return strerror(target_to_host_errno(err));
685}
686
992f48a0
BS		 687static abi_ulong target_brk;
688static abi_ulong target_original_brk;
31e31b8a 689
992f48a0 690void 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 696abi_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		 735static 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		 767static 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 803static 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		 812static 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		 842static 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
850static 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		 858static 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		 874static 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		 893static 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
912static 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 933static 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		 989static 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		 998static 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		 1029static 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		 1047static 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		 1087static 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		 1104static 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		 1161static 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 1217static 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 1368static 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 */
1470static 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		 1496static 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 1518static 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		 1548static 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		 1567static 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		 1586static 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 1645static 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 1677static 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 1705static 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 1733static 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		 1749static 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		 1778static 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 1815fail:
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 1823static 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
2079static struct shm_region {
5a4a898d
FB		 2080 abi_ulong start;
2081 abi_ulong size;
8853f86e
FB		 2082} shm_regions[N_SHM_REGIONS];
2083
3eb6b044
TS		 2084struct 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
2099struct 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		 2111static 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		 2130static 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		 2149static 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		 2165static 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		 2181struct 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
2194static 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		 2214union 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		 2221union 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		 2228static 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		 2259static 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		 2290static 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		 2350struct target_sembuf {
2351 unsigned short sem_num;
2352 short sem_op;
2353 short sem_flg;
2354};
2355
2356static 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
2379static 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		 2389struct 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		 2413static 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		 2434static 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		 2455struct 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
2466static 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
2484static 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
2516struct target_msgbuf {
1c54ff97
AJ		 2517 abi_long mtype;
2518 char mtext[1];
1bc012f6
TS		 2519};
2520
992f48a0
BS		 2521static 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 2540static 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		 2569end:
2570 if (target_mb)
2571 unlock_user_struct(target_mb, msgp, 1);
1bc012f6
TS		 2572 return ret;
2573}
2574
88a8c984
RV		 2575struct 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
2598static 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
2618static 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
2638struct target_shminfo {
2639 abi_ulong shmmax;
2640 abi_ulong shmmin;
2641 abi_ulong shmmni;
2642 abi_ulong shmseg;
2643 abi_ulong shmall;
2644};
2645
2646static 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
2661struct 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
2670static 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
2686static 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
2725static 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
2778static 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		 2796static 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,
2899enum {
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
2911typedef 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 2925static 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 2934static 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 3016static 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 3034static 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 3062static 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 3097static 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
3116static 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		 3151static 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 3186static 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		 3192static 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 3207static uint8_t *ldt_table;
6dbad63e 3208
03acab66 3209static 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		 3229static 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 ... */
3313install:
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		 3321static 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 3344static 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 ... */
3422install:
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 3429static 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 3478static 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
3518static pthread_mutex_t clone_lock = PTHREAD_MUTEX_INITIALIZER;
3519typedef 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
3530static 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
3564static 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		 3575static 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... */
3705static 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 3752static 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		 3863static inline int high2lowuid(int uid)
3864{
3865 if (uid > 65535)
3866 return 65534;
3867 else
3868 return uid;
3869}
3870
3871static inline int high2lowgid(int gid)
3872{
3873 if (gid > 65535)
3874 return 65534;
3875 else
3876 return gid;
3877}
3878
3879static inline int low2highuid(int uid)
3880{
3881 if ((int16_t)uid == -1)
3882 return -1;
3883 else
3884 return uid;
3885}
3886
3887static 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		 3897void 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		 3947static 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		 3956static 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		 3963static 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		 3980static 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		 3996static 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		 4009static 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		 4023static 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		 4093static 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. */
4142static 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		 4154int 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		 4188abi_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:
97374d38
PB		 5403 {
5404 TaskState *ts = ((CPUState *)cpu_env)->opaque;
5405 /* Special hack to detect libc making the stack executable. */
5406 if ((arg3 & PROT_GROWSDOWN)
5407 && arg1 >= ts->info->stack_limit
5408 && arg1 <= ts->info->start_stack) {
5409 arg3 &= ~PROT_GROWSDOWN;
5410 arg2 = arg2 + arg1 - ts->info->stack_limit;
5411 arg1 = ts->info->stack_limit;
5412 }
5413 }
54936004 5414 ret = get_errno(target_mprotect(arg1, arg2, arg3));
9de5e440 5415 break;
e5febef5 5416#ifdef TARGET_NR_mremap
9de5e440 5417 case TARGET_NR_mremap:
54936004 5418 ret = get_errno(target_mremap(arg1, arg2, arg3, arg4, arg5));
9de5e440 5419 break;
e5febef5 5420#endif
53a5960a 5421 /* ??? msync/mlock/munlock are broken for softmmu. */
e5febef5 5422#ifdef TARGET_NR_msync
9de5e440 5423 case TARGET_NR_msync:
53a5960a 5424 ret = get_errno(msync(g2h(arg1), arg2, arg3));
9de5e440 5425 break;
e5febef5
TS		 5426#endif
5427#ifdef TARGET_NR_mlock
9de5e440 5428 case TARGET_NR_mlock:
53a5960a 5429 ret = get_errno(mlock(g2h(arg1), arg2));
9de5e440 5430 break;
e5febef5
TS		 5431#endif
5432#ifdef TARGET_NR_munlock
9de5e440 5433 case TARGET_NR_munlock:
53a5960a 5434 ret = get_errno(munlock(g2h(arg1), arg2));
9de5e440 5435 break;
e5febef5
TS		 5436#endif
5437#ifdef TARGET_NR_mlockall
9de5e440
FB		 5438 case TARGET_NR_mlockall:
5439 ret = get_errno(mlockall(arg1));
5440 break;
e5febef5
TS		 5441#endif
5442#ifdef TARGET_NR_munlockall
9de5e440
FB		 5443 case TARGET_NR_munlockall:
5444 ret = get_errno(munlockall());
5445 break;
e5febef5 5446#endif
31e31b8a 5447 case TARGET_NR_truncate:
579a97f7
FB		 5448 if (!(p = lock_user_string(arg1)))
5449 goto efault;
53a5960a
PB		 5450 ret = get_errno(truncate(p, arg2));
5451 unlock_user(p, arg1, 0);
31e31b8a
FB		 5452 break;
5453 case TARGET_NR_ftruncate:
5454 ret = get_errno(ftruncate(arg1, arg2));
5455 break;
5456 case TARGET_NR_fchmod:
5457 ret = get_errno(fchmod(arg1, arg2));
5458 break;
814d7977
TS		 5459#if defined(TARGET_NR_fchmodat) && defined(__NR_fchmodat)
5460 case TARGET_NR_fchmodat:
579a97f7
FB		 5461 if (!(p = lock_user_string(arg2)))
5462 goto efault;
465c9f06 5463 ret = get_errno(sys_fchmodat(arg1, p, arg3));
579a97f7 5464 unlock_user(p, arg2, 0);
814d7977
TS		 5465 break;
5466#endif
31e31b8a 5467 case TARGET_NR_getpriority:
c6cda17a
TS		 5468 /* libc does special remapping of the return value of
5469 * sys_getpriority() so it's just easiest to call
5470 * sys_getpriority() directly rather than through libc. */
69137206 5471 ret = get_errno(sys_getpriority(arg1, arg2));
31e31b8a
FB		 5472 break;
5473 case TARGET_NR_setpriority:
5474 ret = get_errno(setpriority(arg1, arg2, arg3));
5475 break;
ebc05488 5476#ifdef TARGET_NR_profil
31e31b8a
FB		 5477 case TARGET_NR_profil:
5478 goto unimplemented;
ebc05488 5479#endif
31e31b8a 5480 case TARGET_NR_statfs:
579a97f7
FB		 5481 if (!(p = lock_user_string(arg1)))
5482 goto efault;
53a5960a
PB		 5483 ret = get_errno(statfs(path(p), &stfs));
5484 unlock_user(p, arg1, 0);
31e31b8a
FB		 5485 convert_statfs:
5486 if (!is_error(ret)) {
53a5960a 5487 struct target_statfs *target_stfs;
3b46e624 5488
579a97f7
FB		 5489 if (!lock_user_struct(VERIFY_WRITE, target_stfs, arg2, 0))
5490 goto efault;
5491 __put_user(stfs.f_type, &target_stfs->f_type);
5492 __put_user(stfs.f_bsize, &target_stfs->f_bsize);
5493 __put_user(stfs.f_blocks, &target_stfs->f_blocks);
5494 __put_user(stfs.f_bfree, &target_stfs->f_bfree);
5495 __put_user(stfs.f_bavail, &target_stfs->f_bavail);
5496 __put_user(stfs.f_files, &target_stfs->f_files);
5497 __put_user(stfs.f_ffree, &target_stfs->f_ffree);
5498 __put_user(stfs.f_fsid.__val[0], &target_stfs->f_fsid.val[0]);
5499 __put_user(stfs.f_fsid.__val[1], &target_stfs->f_fsid.val[1]);
5500 __put_user(stfs.f_namelen, &target_stfs->f_namelen);
53a5960a 5501 unlock_user_struct(target_stfs, arg2, 1);
31e31b8a
FB		 5502 }
5503 break;
5504 case TARGET_NR_fstatfs:
56c8f68f 5505 ret = get_errno(fstatfs(arg1, &stfs));
31e31b8a 5506 goto convert_statfs;
56c8f68f
FB		 5507#ifdef TARGET_NR_statfs64
5508 case TARGET_NR_statfs64:
579a97f7
FB		 5509 if (!(p = lock_user_string(arg1)))
5510 goto efault;
53a5960a
PB		 5511 ret = get_errno(statfs(path(p), &stfs));
5512 unlock_user(p, arg1, 0);
56c8f68f
FB		 5513 convert_statfs64:
5514 if (!is_error(ret)) {
53a5960a 5515 struct target_statfs64 *target_stfs;
3b46e624 5516
579a97f7
FB		 5517 if (!lock_user_struct(VERIFY_WRITE, target_stfs, arg3, 0))
5518 goto efault;
5519 __put_user(stfs.f_type, &target_stfs->f_type);
5520 __put_user(stfs.f_bsize, &target_stfs->f_bsize);
5521 __put_user(stfs.f_blocks, &target_stfs->f_blocks);
5522 __put_user(stfs.f_bfree, &target_stfs->f_bfree);
5523 __put_user(stfs.f_bavail, &target_stfs->f_bavail);
5524 __put_user(stfs.f_files, &target_stfs->f_files);
5525 __put_user(stfs.f_ffree, &target_stfs->f_ffree);
5526 __put_user(stfs.f_fsid.__val[0], &target_stfs->f_fsid.val[0]);
5527 __put_user(stfs.f_fsid.__val[1], &target_stfs->f_fsid.val[1]);
5528 __put_user(stfs.f_namelen, &target_stfs->f_namelen);
5529 unlock_user_struct(target_stfs, arg3, 1);
56c8f68f
FB		 5530 }
5531 break;
5532 case TARGET_NR_fstatfs64:
5533 ret = get_errno(fstatfs(arg1, &stfs));
5534 goto convert_statfs64;
5535#endif
ebc05488 5536#ifdef TARGET_NR_ioperm
31e31b8a
FB		 5537 case TARGET_NR_ioperm:
5538 goto unimplemented;
ebc05488 5539#endif
e5febef5 5540#ifdef TARGET_NR_socketcall
31e31b8a 5541 case TARGET_NR_socketcall:
53a5960a 5542 ret = do_socketcall(arg1, arg2);
31e31b8a 5543 break;
e5febef5 5544#endif
3532fa74
FB		 5545#ifdef TARGET_NR_accept
5546 case TARGET_NR_accept:
1be9e1dc 5547 ret = do_accept(arg1, arg2, arg3);
3532fa74
FB		 5548 break;
5549#endif
5550#ifdef TARGET_NR_bind
5551 case TARGET_NR_bind:
5552 ret = do_bind(arg1, arg2, arg3);
5553 break;
5554#endif
5555#ifdef TARGET_NR_connect
5556 case TARGET_NR_connect:
5557 ret = do_connect(arg1, arg2, arg3);
5558 break;
5559#endif
5560#ifdef TARGET_NR_getpeername
5561 case TARGET_NR_getpeername:
1be9e1dc 5562 ret = do_getpeername(arg1, arg2, arg3);
3532fa74
FB		 5563 break;
5564#endif
5565#ifdef TARGET_NR_getsockname
5566 case TARGET_NR_getsockname:
1be9e1dc 5567 ret = do_getsockname(arg1, arg2, arg3);
3532fa74
FB		 5568 break;
5569#endif
5570#ifdef TARGET_NR_getsockopt
5571 case TARGET_NR_getsockopt:
5572 ret = do_getsockopt(arg1, arg2, arg3, arg4, arg5);
5573 break;
5574#endif
5575#ifdef TARGET_NR_listen
5576 case TARGET_NR_listen:
1be9e1dc 5577 ret = get_errno(listen(arg1, arg2));
3532fa74
FB		 5578 break;
5579#endif
5580#ifdef TARGET_NR_recv
5581 case TARGET_NR_recv:
214201bd 5582 ret = do_recvfrom(arg1, arg2, arg3, arg4, 0, 0);
3532fa74
FB		 5583 break;
5584#endif
5585#ifdef TARGET_NR_recvfrom
5586 case TARGET_NR_recvfrom:
214201bd 5587 ret = do_recvfrom(arg1, arg2, arg3, arg4, arg5, arg6);
3532fa74
FB		 5588 break;
5589#endif
5590#ifdef TARGET_NR_recvmsg
5591 case TARGET_NR_recvmsg:
5592 ret = do_sendrecvmsg(arg1, arg2, arg3, 0);
5593 break;
5594#endif
5595#ifdef TARGET_NR_send
5596 case TARGET_NR_send:
1be9e1dc 5597 ret = do_sendto(arg1, arg2, arg3, arg4, 0, 0);
3532fa74
FB		 5598 break;
5599#endif
5600#ifdef TARGET_NR_sendmsg
5601 case TARGET_NR_sendmsg:
5602 ret = do_sendrecvmsg(arg1, arg2, arg3, 1);
5603 break;
5604#endif
5605#ifdef TARGET_NR_sendto
5606 case TARGET_NR_sendto:
1be9e1dc 5607 ret = do_sendto(arg1, arg2, arg3, arg4, arg5, arg6);
3532fa74
FB		 5608 break;
5609#endif
5610#ifdef TARGET_NR_shutdown
5611 case TARGET_NR_shutdown:
1be9e1dc 5612 ret = get_errno(shutdown(arg1, arg2));
3532fa74
FB		 5613 break;
5614#endif
5615#ifdef TARGET_NR_socket
5616 case TARGET_NR_socket:
5617 ret = do_socket(arg1, arg2, arg3);
5618 break;
5619#endif
5620#ifdef TARGET_NR_socketpair
5621 case TARGET_NR_socketpair:
1be9e1dc 5622 ret = do_socketpair(arg1, arg2, arg3, arg4);
3532fa74
FB		 5623 break;
5624#endif
5625#ifdef TARGET_NR_setsockopt
5626 case TARGET_NR_setsockopt:
5627 ret = do_setsockopt(arg1, arg2, arg3, arg4, (socklen_t) arg5);
5628 break;
5629#endif
7494b0f9 5630
31e31b8a 5631 case TARGET_NR_syslog:
579a97f7
FB		 5632 if (!(p = lock_user_string(arg2)))
5633 goto efault;
e5574487
TS		 5634 ret = get_errno(sys_syslog((int)arg1, p, (int)arg3));
5635 unlock_user(p, arg2, 0);
7494b0f9
TS		 5636 break;
5637
31e31b8a 5638 case TARGET_NR_setitimer:
66fb9763 5639 {
66fb9763
FB		 5640 struct itimerval value, ovalue, *pvalue;
5641
53a5960a 5642 if (arg2) {
66fb9763 5643 pvalue = &value;
788f5ec4
TS		 5644 if (copy_from_user_timeval(&pvalue->it_interval, arg2)
5645 || copy_from_user_timeval(&pvalue->it_value,
5646 arg2 + sizeof(struct target_timeval)))
5647 goto efault;
66fb9763
FB		 5648 } else {
5649 pvalue = NULL;
5650 }
5651 ret = get_errno(setitimer(arg1, pvalue, &ovalue));
53a5960a 5652 if (!is_error(ret) && arg3) {
788f5ec4
TS		 5653 if (copy_to_user_timeval(arg3,
5654 &ovalue.it_interval)
5655 || copy_to_user_timeval(arg3 + sizeof(struct target_timeval),
5656 &ovalue.it_value))
5657 goto efault;
66fb9763
FB		 5658 }
5659 }
5660 break;
31e31b8a 5661 case TARGET_NR_getitimer:
66fb9763 5662 {
66fb9763 5663 struct itimerval value;
3b46e624 5664
66fb9763 5665 ret = get_errno(getitimer(arg1, &value));
53a5960a 5666 if (!is_error(ret) && arg2) {
788f5ec4
TS		 5667 if (copy_to_user_timeval(arg2,
5668 &value.it_interval)
5669 || copy_to_user_timeval(arg2 + sizeof(struct target_timeval),
5670 &value.it_value))
5671 goto efault;
66fb9763
FB		 5672 }
5673 }
5674 break;
31e31b8a 5675 case TARGET_NR_stat:
579a97f7
FB		 5676 if (!(p = lock_user_string(arg1)))
5677 goto efault;
53a5960a
PB		 5678 ret = get_errno(stat(path(p), &st));
5679 unlock_user(p, arg1, 0);
31e31b8a
FB		 5680 goto do_stat;
5681 case TARGET_NR_lstat:
579a97f7
FB		 5682 if (!(p = lock_user_string(arg1)))
5683 goto efault;
53a5960a
PB		 5684 ret = get_errno(lstat(path(p), &st));
5685 unlock_user(p, arg1, 0);
31e31b8a
FB		 5686 goto do_stat;
5687 case TARGET_NR_fstat:
5688 {
5689 ret = get_errno(fstat(arg1, &st));
5690 do_stat:
5691 if (!is_error(ret)) {
53a5960a 5692 struct target_stat *target_st;
e3584658 5693
579a97f7
FB		 5694 if (!lock_user_struct(VERIFY_WRITE, target_st, arg2, 0))
5695 goto efault;
12727917 5696 memset(target_st, 0, sizeof(*target_st));
d2fd1af7
FB		 5697 __put_user(st.st_dev, &target_st->st_dev);
5698 __put_user(st.st_ino, &target_st->st_ino);
5699 __put_user(st.st_mode, &target_st->st_mode);
5700 __put_user(st.st_uid, &target_st->st_uid);
5701 __put_user(st.st_gid, &target_st->st_gid);
5702 __put_user(st.st_nlink, &target_st->st_nlink);
5703 __put_user(st.st_rdev, &target_st->st_rdev);
5704 __put_user(st.st_size, &target_st->st_size);
5705 __put_user(st.st_blksize, &target_st->st_blksize);
5706 __put_user(st.st_blocks, &target_st->st_blocks);
5707 __put_user(st.st_atime, &target_st->target_st_atime);
5708 __put_user(st.st_mtime, &target_st->target_st_mtime);
5709 __put_user(st.st_ctime, &target_st->target_st_ctime);
53a5960a 5710 unlock_user_struct(target_st, arg2, 1);
31e31b8a
FB		 5711 }
5712 }
5713 break;
ebc05488 5714#ifdef TARGET_NR_olduname
31e31b8a
FB		 5715 case TARGET_NR_olduname:
5716 goto unimplemented;
ebc05488
FB		 5717#endif
5718#ifdef TARGET_NR_iopl
31e31b8a
FB		 5719 case TARGET_NR_iopl:
5720 goto unimplemented;
ebc05488 5721#endif
31e31b8a
FB		 5722 case TARGET_NR_vhangup:
5723 ret = get_errno(vhangup());
5724 break;
ebc05488 5725#ifdef TARGET_NR_idle
31e31b8a
FB		 5726 case TARGET_NR_idle:
5727 goto unimplemented;
42ad6ae9
FB		 5728#endif
5729#ifdef TARGET_NR_syscall
5730 case TARGET_NR_syscall:
5731 ret = do_syscall(cpu_env,arg1 & 0xffff,arg2,arg3,arg4,arg5,arg6,0);
5732 break;
ebc05488 5733#endif
31e31b8a
FB		 5734 case TARGET_NR_wait4:
5735 {
5736 int status;
992f48a0 5737 abi_long status_ptr = arg2;
31e31b8a 5738 struct rusage rusage, *rusage_ptr;
992f48a0 5739 abi_ulong target_rusage = arg4;
31e31b8a
FB		 5740 if (target_rusage)
5741 rusage_ptr = &rusage;
5742 else
5743 rusage_ptr = NULL;
5744 ret = get_errno(wait4(arg1, &status, arg3, rusage_ptr));
5745 if (!is_error(ret)) {
2f619698 5746 if (status_ptr) {
1d9d8b55 5747 status = host_to_target_waitstatus(status);
2f619698
FB		 5748 if (put_user_s32(status, status_ptr))
5749 goto efault;
31e31b8a 5750 }
2f619698
FB		 5751 if (target_rusage)
5752 host_to_target_rusage(target_rusage, &rusage);
31e31b8a
FB		 5753 }
5754 }
5755 break;
e5febef5 5756#ifdef TARGET_NR_swapoff
31e31b8a 5757 case TARGET_NR_swapoff:
579a97f7
FB		 5758 if (!(p = lock_user_string(arg1)))
5759 goto efault;
53a5960a
PB		 5760 ret = get_errno(swapoff(p));
5761 unlock_user(p, arg1, 0);
31e31b8a 5762 break;
e5febef5 5763#endif
31e31b8a 5764 case TARGET_NR_sysinfo:
a5448a7d 5765 {
53a5960a 5766 struct target_sysinfo *target_value;
a5448a7d
FB		 5767 struct sysinfo value;
5768 ret = get_errno(sysinfo(&value));
53a5960a 5769 if (!is_error(ret) && arg1)
a5448a7d 5770 {
579a97f7
FB		 5771 if (!lock_user_struct(VERIFY_WRITE, target_value, arg1, 0))
5772 goto efault;
a5448a7d
FB		 5773 __put_user(value.uptime, &target_value->uptime);
5774 __put_user(value.loads[0], &target_value->loads[0]);
5775 __put_user(value.loads[1], &target_value->loads[1]);
5776 __put_user(value.loads[2], &target_value->loads[2]);
5777 __put_user(value.totalram, &target_value->totalram);
5778 __put_user(value.freeram, &target_value->freeram);
5779 __put_user(value.sharedram, &target_value->sharedram);
5780 __put_user(value.bufferram, &target_value->bufferram);
5781 __put_user(value.totalswap, &target_value->totalswap);
5782 __put_user(value.freeswap, &target_value->freeswap);
5783 __put_user(value.procs, &target_value->procs);
5784 __put_user(value.totalhigh, &target_value->totalhigh);
5785 __put_user(value.freehigh, &target_value->freehigh);
5786 __put_user(value.mem_unit, &target_value->mem_unit);
53a5960a 5787 unlock_user_struct(target_value, arg1, 1);
a5448a7d
FB		 5788 }
5789 }
5790 break;
e5febef5 5791#ifdef TARGET_NR_ipc
31e31b8a 5792 case TARGET_NR_ipc:
8853f86e
FB		 5793 ret = do_ipc(arg1, arg2, arg3, arg4, arg5, arg6);
5794 break;
e5febef5 5795#endif
e5289087
AJ		 5796#ifdef TARGET_NR_semget
5797 case TARGET_NR_semget:
5798 ret = get_errno(semget(arg1, arg2, arg3));
5799 break;
5800#endif
5801#ifdef TARGET_NR_semop
5802 case TARGET_NR_semop:
5803 ret = get_errno(do_semop(arg1, arg2, arg3));
5804 break;
5805#endif
5806#ifdef TARGET_NR_semctl
5807 case TARGET_NR_semctl:
5808 ret = do_semctl(arg1, arg2, arg3, (union target_semun)(abi_ulong)arg4);
5809 break;
5810#endif
eeb438c1
AJ		 5811#ifdef TARGET_NR_msgctl
5812 case TARGET_NR_msgctl:
5813 ret = do_msgctl(arg1, arg2, arg3);
5814 break;
5815#endif
5816#ifdef TARGET_NR_msgget
5817 case TARGET_NR_msgget:
5818 ret = get_errno(msgget(arg1, arg2));
5819 break;
5820#endif
5821#ifdef TARGET_NR_msgrcv
5822 case TARGET_NR_msgrcv:
5823 ret = do_msgrcv(arg1, arg2, arg3, arg4, arg5);
5824 break;
5825#endif
5826#ifdef TARGET_NR_msgsnd
5827 case TARGET_NR_msgsnd:
5828 ret = do_msgsnd(arg1, arg2, arg3, arg4);
5829 break;
88a8c984
RV		 5830#endif
5831#ifdef TARGET_NR_shmget
5832 case TARGET_NR_shmget:
5833 ret = get_errno(shmget(arg1, arg2, arg3));
5834 break;
5835#endif
5836#ifdef TARGET_NR_shmctl
5837 case TARGET_NR_shmctl:
5838 ret = do_shmctl(arg1, arg2, arg3);
5839 break;
5840#endif
5841#ifdef TARGET_NR_shmat
5842 case TARGET_NR_shmat:
5843 ret = do_shmat(arg1, arg2, arg3);
5844 break;
5845#endif
5846#ifdef TARGET_NR_shmdt
5847 case TARGET_NR_shmdt:
5848 ret = do_shmdt(arg1);
5849 break;
eeb438c1 5850#endif
31e31b8a
FB		 5851 case TARGET_NR_fsync:
5852 ret = get_errno(fsync(arg1));
5853 break;
31e31b8a 5854 case TARGET_NR_clone:
a4b388ff 5855#if defined(TARGET_SH4) || defined(TARGET_ALPHA)
0b6d3ae0 5856 ret = get_errno(do_fork(cpu_env, arg1, arg2, arg3, arg5, arg4));
b15ad61c
EI		 5857#elif defined(TARGET_CRIS)
5858 ret = get_errno(do_fork(cpu_env, arg2, arg1, arg3, arg4, arg5));
0b6d3ae0 5859#else
d865bab5 5860 ret = get_errno(do_fork(cpu_env, arg1, arg2, arg3, arg4, arg5));
0b6d3ae0 5861#endif
1b6b029e 5862 break;
ec86b0fb
FB		 5863#ifdef __NR_exit_group
5864 /* new thread calls */
5865 case TARGET_NR_exit_group:
9788c9ca 5866#ifdef TARGET_GPROF
6d946cda
AJ		 5867 _mcleanup();
5868#endif
e9009676 5869 gdb_exit(cpu_env, arg1);
ec86b0fb
FB		 5870 ret = get_errno(exit_group(arg1));
5871 break;
5872#endif
31e31b8a 5873 case TARGET_NR_setdomainname:
579a97f7
FB		 5874 if (!(p = lock_user_string(arg1)))
5875 goto efault;
53a5960a
PB		 5876 ret = get_errno(setdomainname(p, arg2));
5877 unlock_user(p, arg1, 0);
31e31b8a
FB		 5878 break;
5879 case TARGET_NR_uname:
5880 /* no need to transcode because we use the linux syscall */
29e619b1
FB		 5881 {
5882 struct new_utsname * buf;
3b46e624 5883
579a97f7
FB		 5884 if (!lock_user_struct(VERIFY_WRITE, buf, arg1, 0))
5885 goto efault;
29e619b1
FB		 5886 ret = get_errno(sys_uname(buf));
5887 if (!is_error(ret)) {
5888 /* Overrite the native machine name with whatever is being
5889 emulated. */
da79030f 5890 strcpy (buf->machine, cpu_to_uname_machine(cpu_env));
c5937220
PB		 5891 /* Allow the user to override the reported release. */
5892 if (qemu_uname_release && *qemu_uname_release)
5893 strcpy (buf->release, qemu_uname_release);
29e619b1 5894 }
53a5960a 5895 unlock_user_struct(buf, arg1, 1);
29e619b1 5896 }
31e31b8a 5897 break;
6dbad63e 5898#ifdef TARGET_I386
31e31b8a 5899 case TARGET_NR_modify_ldt:
03acab66 5900 ret = do_modify_ldt(cpu_env, arg1, arg2, arg3);
5cd4393b 5901 break;
84409ddb 5902#if !defined(TARGET_X86_64)
5cd4393b
FB		 5903 case TARGET_NR_vm86old:
5904 goto unimplemented;
5905 case TARGET_NR_vm86:
53a5960a 5906 ret = do_vm86(cpu_env, arg1, arg2);
6dbad63e 5907 break;
84409ddb 5908#endif
6dbad63e 5909#endif
31e31b8a
FB		 5910 case TARGET_NR_adjtimex:
5911 goto unimplemented;
e5febef5 5912#ifdef TARGET_NR_create_module
31e31b8a 5913 case TARGET_NR_create_module:
e5febef5 5914#endif
31e31b8a
FB		 5915 case TARGET_NR_init_module:
5916 case TARGET_NR_delete_module:
e5febef5 5917#ifdef TARGET_NR_get_kernel_syms
31e31b8a 5918 case TARGET_NR_get_kernel_syms:
e5febef5 5919#endif
31e31b8a
FB		 5920 goto unimplemented;
5921 case TARGET_NR_quotactl:
5922 goto unimplemented;
5923 case TARGET_NR_getpgid:
5924 ret = get_errno(getpgid(arg1));
5925 break;
5926 case TARGET_NR_fchdir:
5927 ret = get_errno(fchdir(arg1));
5928 break;
84409ddb 5929#ifdef TARGET_NR_bdflush /* not on x86_64 */
31e31b8a
FB		 5930 case TARGET_NR_bdflush:
5931 goto unimplemented;
84409ddb 5932#endif
e5febef5 5933#ifdef TARGET_NR_sysfs
31e31b8a
FB		 5934 case TARGET_NR_sysfs:
5935 goto unimplemented;
e5febef5 5936#endif
31e31b8a 5937 case TARGET_NR_personality:
1b6b029e 5938 ret = get_errno(personality(arg1));
31e31b8a 5939 break;
e5febef5 5940#ifdef TARGET_NR_afs_syscall
31e31b8a
FB		 5941 case TARGET_NR_afs_syscall:
5942 goto unimplemented;
e5febef5 5943#endif
7a3148a9 5944#ifdef TARGET_NR__llseek /* Not on alpha */
31e31b8a
FB		 5945 case TARGET_NR__llseek:
5946 {
d35b261c 5947#if !defined(__NR_llseek)
4f2ac237 5948 ret = get_errno(lseek(arg1, ((uint64_t )arg2 << 32) | arg3, arg5));
2f619698
FB		 5949 if (put_user_s64(ret, arg4))
5950 goto efault;
4f2ac237 5951#else
31e31b8a
FB		 5952 int64_t res;
5953 ret = get_errno(_llseek(arg1, arg2, arg3, &res, arg5));
2f619698
FB		 5954 if (put_user_s64(res, arg4))
5955 goto efault;
4f2ac237 5956#endif
31e31b8a
FB		 5957 }
5958 break;
7a3148a9 5959#endif
31e31b8a 5960 case TARGET_NR_getdents:
d83c8733 5961#if TARGET_ABI_BITS == 32 && HOST_LONG_BITS == 64
4add45b4 5962 {
53a5960a 5963 struct target_dirent *target_dirp;
6556a833 5964 struct linux_dirent *dirp;
992f48a0 5965 abi_long count = arg3;
4add45b4
FB		 5966
5967 dirp = malloc(count);
0da46a6e 5968 if (!dirp) {
579a97f7 5969 ret = -TARGET_ENOMEM;
0da46a6e
TS		 5970 goto fail;
5971 }
3b46e624 5972
4add45b4
FB		 5973 ret = get_errno(sys_getdents(arg1, dirp, count));
5974 if (!is_error(ret)) {
6556a833 5975 struct linux_dirent *de;
4add45b4
FB		 5976 struct target_dirent *tde;
5977 int len = ret;
5978 int reclen, treclen;
5979 int count1, tnamelen;
5980
5981 count1 = 0;
5982 de = dirp;
579a97f7
FB		 5983 if (!(target_dirp = lock_user(VERIFY_WRITE, arg2, count, 0)))
5984 goto efault;
4add45b4
FB		 5985 tde = target_dirp;
5986 while (len > 0) {
5987 reclen = de->d_reclen;
992f48a0 5988 treclen = reclen - (2 * (sizeof(long) - sizeof(abi_long)));
4add45b4
FB		 5989 tde->d_reclen = tswap16(treclen);
5990 tde->d_ino = tswapl(de->d_ino);
5991 tde->d_off = tswapl(de->d_off);
992f48a0 5992 tnamelen = treclen - (2 * sizeof(abi_long) + 2);
4add45b4
FB		 5993 if (tnamelen > 256)
5994 tnamelen = 256;
80a9d035 5995 /* XXX: may not be correct */
be15b141 5996 pstrcpy(tde->d_name, tnamelen, de->d_name);
6556a833 5997 de = (struct linux_dirent *)((char *)de + reclen);
4add45b4 5998 len -= reclen;
1c5bf3bf 5999 tde = (struct target_dirent *)((char *)tde + treclen);
4add45b4
FB		 6000 count1 += treclen;
6001 }
6002 ret = count1;
579a97f7 6003 unlock_user(target_dirp, arg2, ret);
4add45b4
FB		 6004 }
6005 free(dirp);
6006 }
6007#else
31e31b8a 6008 {
6556a833 6009 struct linux_dirent *dirp;
992f48a0 6010 abi_long count = arg3;
dab2ed99 6011
579a97f7
FB		 6012 if (!(dirp = lock_user(VERIFY_WRITE, arg2, count, 0)))
6013 goto efault;
72f03900 6014 ret = get_errno(sys_getdents(arg1, dirp, count));
31e31b8a 6015 if (!is_error(ret)) {
6556a833 6016 struct linux_dirent *de;
31e31b8a
FB		 6017 int len = ret;
6018 int reclen;
6019 de = dirp;
6020 while (len > 0) {
8083a3e5 6021 reclen = de->d_reclen;
31e31b8a
FB		 6022 if (reclen > len)
6023 break;
8083a3e5 6024 de->d_reclen = tswap16(reclen);
31e31b8a
FB		 6025 tswapls(&de->d_ino);
6026 tswapls(&de->d_off);
6556a833 6027 de = (struct linux_dirent *)((char *)de + reclen);
31e31b8a
FB		 6028 len -= reclen;
6029 }
6030 }
53a5960a 6031 unlock_user(dirp, arg2, ret);
31e31b8a 6032 }
4add45b4 6033#endif
31e31b8a 6034 break;
3ae43202 6035#if defined(TARGET_NR_getdents64) && defined(__NR_getdents64)
dab2ed99
FB		 6036 case TARGET_NR_getdents64:
6037 {
6556a833 6038 struct linux_dirent64 *dirp;
992f48a0 6039 abi_long count = arg3;
579a97f7
FB		 6040 if (!(dirp = lock_user(VERIFY_WRITE, arg2, count, 0)))
6041 goto efault;
dab2ed99
FB		 6042 ret = get_errno(sys_getdents64(arg1, dirp, count));
6043 if (!is_error(ret)) {
6556a833 6044 struct linux_dirent64 *de;
dab2ed99
FB		 6045 int len = ret;
6046 int reclen;
6047 de = dirp;
6048 while (len > 0) {
8083a3e5 6049 reclen = de->d_reclen;
dab2ed99
FB		 6050 if (reclen > len)
6051 break;
8083a3e5 6052 de->d_reclen = tswap16(reclen);
8582a53a
FB		 6053 tswap64s((uint64_t *)&de->d_ino);
6054 tswap64s((uint64_t *)&de->d_off);
6556a833 6055 de = (struct linux_dirent64 *)((char *)de + reclen);
dab2ed99
FB		 6056 len -= reclen;
6057 }
6058 }
53a5960a 6059 unlock_user(dirp, arg2, ret);
dab2ed99
FB		 6060 }
6061 break;
a541f297 6062#endif /* TARGET_NR_getdents64 */
e5febef5 6063#ifdef TARGET_NR__newselect
31e31b8a 6064 case TARGET_NR__newselect:
53a5960a 6065 ret = do_select(arg1, arg2, arg3, arg4, arg5);
31e31b8a 6066 break;
e5febef5
TS		 6067#endif
6068#ifdef TARGET_NR_poll
9de5e440
FB		 6069 case TARGET_NR_poll:
6070 {
53a5960a 6071 struct target_pollfd *target_pfd;
9de5e440
FB		 6072 unsigned int nfds = arg2;
6073 int timeout = arg3;
6074 struct pollfd *pfd;
7854b056 6075 unsigned int i;
9de5e440 6076
579a97f7
FB		 6077 target_pfd = lock_user(VERIFY_WRITE, arg1, sizeof(struct target_pollfd) * nfds, 1);
6078 if (!target_pfd)
6079 goto efault;
9de5e440
FB		 6080 pfd = alloca(sizeof(struct pollfd) * nfds);
6081 for(i = 0; i < nfds; i++) {
5cd4393b
FB		 6082 pfd[i].fd = tswap32(target_pfd[i].fd);
6083 pfd[i].events = tswap16(target_pfd[i].events);
9de5e440
FB		 6084 }
6085 ret = get_errno(poll(pfd, nfds, timeout));
6086 if (!is_error(ret)) {
6087 for(i = 0; i < nfds; i++) {
5cd4393b 6088 target_pfd[i].revents = tswap16(pfd[i].revents);
9de5e440 6089 }
53a5960a
PB		 6090 ret += nfds * (sizeof(struct target_pollfd)
6091 - sizeof(struct pollfd));
9de5e440 6092 }
53a5960a 6093 unlock_user(target_pfd, arg1, ret);
9de5e440
FB		 6094 }
6095 break;
e5febef5 6096#endif
31e31b8a 6097 case TARGET_NR_flock:
9de5e440
FB		 6098 /* NOTE: the flock constant seems to be the same for every
6099 Linux platform */
6100 ret = get_errno(flock(arg1, arg2));
31e31b8a
FB		 6101 break;
6102 case TARGET_NR_readv:
6103 {
6104 int count = arg3;
31e31b8a 6105 struct iovec *vec;
31e31b8a
FB		 6106
6107 vec = alloca(count * sizeof(struct iovec));
41df8411
FB		 6108 if (lock_iovec(VERIFY_WRITE, vec, arg2, count, 0) < 0)
6109 goto efault;
31e31b8a 6110 ret = get_errno(readv(arg1, vec, count));
53a5960a 6111 unlock_iovec(vec, arg2, count, 1);
31e31b8a
FB		 6112 }
6113 break;
6114 case TARGET_NR_writev:
6115 {
6116 int count = arg3;
31e31b8a 6117 struct iovec *vec;
31e31b8a
FB		 6118
6119 vec = alloca(count * sizeof(struct iovec));
41df8411
FB		 6120 if (lock_iovec(VERIFY_READ, vec, arg2, count, 1) < 0)
6121 goto efault;
31e31b8a 6122 ret = get_errno(writev(arg1, vec, count));
53a5960a 6123 unlock_iovec(vec, arg2, count, 0);
31e31b8a
FB		 6124 }
6125 break;
6126 case TARGET_NR_getsid:
6127 ret = get_errno(getsid(arg1));
6128 break;
7a3148a9 6129#if defined(TARGET_NR_fdatasync) /* Not on alpha (osf_datasync ?) */
31e31b8a 6130 case TARGET_NR_fdatasync:
5cd4393b
FB		 6131 ret = get_errno(fdatasync(arg1));
6132 break;
7a3148a9 6133#endif
31e31b8a 6134 case TARGET_NR__sysctl:
0da46a6e 6135 /* We don't implement this, but ENOTDIR is always a safe
29e619b1 6136 return value. */
0da46a6e
TS		 6137 ret = -TARGET_ENOTDIR;
6138 break;
31e31b8a 6139 case TARGET_NR_sched_setparam:
5cd4393b 6140 {
53a5960a 6141 struct sched_param *target_schp;
5cd4393b 6142 struct sched_param schp;
53a5960a 6143
579a97f7
FB		 6144 if (!lock_user_struct(VERIFY_READ, target_schp, arg2, 1))
6145 goto efault;
5cd4393b 6146 schp.sched_priority = tswap32(target_schp->sched_priority);
53a5960a 6147 unlock_user_struct(target_schp, arg2, 0);
5cd4393b
FB		 6148 ret = get_errno(sched_setparam(arg1, &schp));
6149 }
6150 break;
31e31b8a 6151 case TARGET_NR_sched_getparam:
5cd4393b 6152 {
53a5960a 6153 struct sched_param *target_schp;
5cd4393b
FB		 6154 struct sched_param schp;
6155 ret = get_errno(sched_getparam(arg1, &schp));
6156 if (!is_error(ret)) {
579a97f7
FB		 6157 if (!lock_user_struct(VERIFY_WRITE, target_schp, arg2, 0))
6158 goto efault;
5cd4393b 6159 target_schp->sched_priority = tswap32(schp.sched_priority);
53a5960a 6160 unlock_user_struct(target_schp, arg2, 1);
5cd4393b
FB		 6161 }
6162 }
6163 break;
31e31b8a 6164 case TARGET_NR_sched_setscheduler:
5cd4393b 6165 {
53a5960a 6166 struct sched_param *target_schp;
5cd4393b 6167 struct sched_param schp;
579a97f7
FB		 6168 if (!lock_user_struct(VERIFY_READ, target_schp, arg3, 1))
6169 goto efault;
5cd4393b 6170 schp.sched_priority = tswap32(target_schp->sched_priority);
53a5960a 6171 unlock_user_struct(target_schp, arg3, 0);
5cd4393b
FB		 6172 ret = get_errno(sched_setscheduler(arg1, arg2, &schp));
6173 }
6174 break;
31e31b8a 6175 case TARGET_NR_sched_getscheduler:
5cd4393b
FB		 6176 ret = get_errno(sched_getscheduler(arg1));
6177 break;
31e31b8a
FB		 6178 case TARGET_NR_sched_yield:
6179 ret = get_errno(sched_yield());
6180 break;
6181 case TARGET_NR_sched_get_priority_max:
5cd4393b
FB		 6182 ret = get_errno(sched_get_priority_max(arg1));
6183 break;
31e31b8a 6184 case TARGET_NR_sched_get_priority_min:
5cd4393b
FB		 6185 ret = get_errno(sched_get_priority_min(arg1));
6186 break;
31e31b8a 6187 case TARGET_NR_sched_rr_get_interval:
5cd4393b 6188 {
5cd4393b
FB		 6189 struct timespec ts;
6190 ret = get_errno(sched_rr_get_interval(arg1, &ts));
6191 if (!is_error(ret)) {
53a5960a 6192 host_to_target_timespec(arg2, &ts);
5cd4393b
FB		 6193 }
6194 }
6195 break;
31e31b8a 6196 case TARGET_NR_nanosleep:
1b6b029e 6197 {
1b6b029e 6198 struct timespec req, rem;
53a5960a 6199 target_to_host_timespec(&req, arg1);
1b6b029e 6200 ret = get_errno(nanosleep(&req, &rem));
53a5960a
PB		 6201 if (is_error(ret) && arg2) {
6202 host_to_target_timespec(arg2, &rem);
1b6b029e
FB		 6203 }
6204 }
6205 break;
e5febef5 6206#ifdef TARGET_NR_query_module
31e31b8a 6207 case TARGET_NR_query_module:
5cd4393b 6208 goto unimplemented;
e5febef5
TS		 6209#endif
6210#ifdef TARGET_NR_nfsservctl
31e31b8a 6211 case TARGET_NR_nfsservctl:
5cd4393b 6212 goto unimplemented;
e5febef5 6213#endif
31e31b8a 6214 case TARGET_NR_prctl:
e5574487
TS		 6215 switch (arg1)
6216 {
6217 case PR_GET_PDEATHSIG:
6218 {
6219 int deathsig;
6220 ret = get_errno(prctl(arg1, &deathsig, arg3, arg4, arg5));
2f619698
FB		 6221 if (!is_error(ret) && arg2
6222 && put_user_ual(deathsig, arg2))
6223 goto efault;
e5574487
TS		 6224 }
6225 break;
6226 default:
6227 ret = get_errno(prctl(arg1, arg2, arg3, arg4, arg5));
6228 break;
6229 }
39b9aae1 6230 break;
d2fd1af7
FB		 6231#ifdef TARGET_NR_arch_prctl
6232 case TARGET_NR_arch_prctl:
6233#if defined(TARGET_I386) && !defined(TARGET_ABI32)
6234 ret = do_arch_prctl(cpu_env, arg1, arg2);
6235 break;
6236#else
6237 goto unimplemented;
6238#endif
6239#endif
67867308 6240#ifdef TARGET_NR_pread
31e31b8a 6241 case TARGET_NR_pread:
a4ae00bc
AZ		 6242#ifdef TARGET_ARM
6243 if (((CPUARMState *)cpu_env)->eabi)
6244 arg4 = arg5;
6245#endif
579a97f7
FB		 6246 if (!(p = lock_user(VERIFY_WRITE, arg2, arg3, 0)))
6247 goto efault;
53a5960a
PB		 6248 ret = get_errno(pread(arg1, p, arg3, arg4));
6249 unlock_user(p, arg2, ret);
206f0fa7 6250 break;
31e31b8a 6251 case TARGET_NR_pwrite:
a4ae00bc
AZ		 6252#ifdef TARGET_ARM
6253 if (((CPUARMState *)cpu_env)->eabi)
6254 arg4 = arg5;
6255#endif
579a97f7
FB		 6256 if (!(p = lock_user(VERIFY_READ, arg2, arg3, 1)))
6257 goto efault;
53a5960a
PB		 6258 ret = get_errno(pwrite(arg1, p, arg3, arg4));
6259 unlock_user(p, arg2, 0);
206f0fa7 6260 break;
f2c7ba15
AJ		 6261#endif
6262#ifdef TARGET_NR_pread64
6263 case TARGET_NR_pread64:
6264 if (!(p = lock_user(VERIFY_WRITE, arg2, arg3, 0)))
6265 goto efault;
6266 ret = get_errno(pread64(arg1, p, arg3, target_offset64(arg4, arg5)));
6267 unlock_user(p, arg2, ret);
6268 break;
6269 case TARGET_NR_pwrite64:
6270 if (!(p = lock_user(VERIFY_READ, arg2, arg3, 1)))
6271 goto efault;
6272 ret = get_errno(pwrite64(arg1, p, arg3, target_offset64(arg4, arg5)));
6273 unlock_user(p, arg2, 0);
6274 break;
67867308 6275#endif
31e31b8a 6276 case TARGET_NR_getcwd:
579a97f7
FB		 6277 if (!(p = lock_user(VERIFY_WRITE, arg1, arg2, 0)))
6278 goto efault;
53a5960a
PB		 6279 ret = get_errno(sys_getcwd1(p, arg2));
6280 unlock_user(p, arg1, ret);
31e31b8a
FB		 6281 break;
6282 case TARGET_NR_capget:
5cd4393b 6283 goto unimplemented;
31e31b8a 6284 case TARGET_NR_capset:
5cd4393b 6285 goto unimplemented;
31e31b8a 6286 case TARGET_NR_sigaltstack:
198a74de 6287#if defined(TARGET_I386) || defined(TARGET_ARM) || defined(TARGET_MIPS) || \
c761c154
LV		 6288 defined(TARGET_SPARC) || defined(TARGET_PPC) || defined(TARGET_ALPHA) || \
6289 defined(TARGET_M68K)
579a97f7 6290 ret = do_sigaltstack(arg1, arg2, get_sp_from_cpustate((CPUState *)cpu_env));
a04e134a
TS		 6291 break;
6292#else
5cd4393b 6293 goto unimplemented;
a04e134a 6294#endif
31e31b8a 6295 case TARGET_NR_sendfile:
5cd4393b 6296 goto unimplemented;
ebc05488 6297#ifdef TARGET_NR_getpmsg
31e31b8a 6298 case TARGET_NR_getpmsg:
5cd4393b 6299 goto unimplemented;
ebc05488
FB		 6300#endif
6301#ifdef TARGET_NR_putpmsg
31e31b8a 6302 case TARGET_NR_putpmsg:
5cd4393b 6303 goto unimplemented;
ebc05488 6304#endif
048f6b4d 6305#ifdef TARGET_NR_vfork
31e31b8a 6306 case TARGET_NR_vfork:
d865bab5
PB		 6307 ret = get_errno(do_fork(cpu_env, CLONE_VFORK | CLONE_VM | SIGCHLD,
6308 0, 0, 0, 0));
31e31b8a 6309 break;
048f6b4d 6310#endif
ebc05488 6311#ifdef TARGET_NR_ugetrlimit
31e31b8a 6312 case TARGET_NR_ugetrlimit:
728584be
FB		 6313 {
6314 struct rlimit rlim;
6315 ret = get_errno(getrlimit(arg1, &rlim));
6316 if (!is_error(ret)) {
53a5960a 6317 struct target_rlimit *target_rlim;
579a97f7
FB		 6318 if (!lock_user_struct(VERIFY_WRITE, target_rlim, arg2, 0))
6319 goto efault;
81bbe906
TY		 6320 target_rlim->rlim_cur = host_to_target_rlim(rlim.rlim_cur);
6321 target_rlim->rlim_max = host_to_target_rlim(rlim.rlim_max);
53a5960a 6322 unlock_user_struct(target_rlim, arg2, 1);
728584be
FB		 6323 }
6324 break;
6325 }
ebc05488 6326#endif
a315a145 6327#ifdef TARGET_NR_truncate64
31e31b8a 6328 case TARGET_NR_truncate64:
579a97f7
FB		 6329 if (!(p = lock_user_string(arg1)))
6330 goto efault;
53a5960a
PB		 6331 ret = target_truncate64(cpu_env, p, arg2, arg3, arg4);
6332 unlock_user(p, arg1, 0);
667f38b1 6333 break;
a315a145
FB		 6334#endif
6335#ifdef TARGET_NR_ftruncate64
31e31b8a 6336 case TARGET_NR_ftruncate64:
ce4defa0 6337 ret = target_ftruncate64(cpu_env, arg1, arg2, arg3, arg4);
667f38b1 6338 break;
a315a145
FB		 6339#endif
6340#ifdef TARGET_NR_stat64
31e31b8a 6341 case TARGET_NR_stat64:
579a97f7
FB		 6342 if (!(p = lock_user_string(arg1)))
6343 goto efault;
53a5960a
PB		 6344 ret = get_errno(stat(path(p), &st));
6345 unlock_user(p, arg1, 0);
6a24a778
AZ		 6346 if (!is_error(ret))
6347 ret = host_to_target_stat64(cpu_env, arg2, &st);
6348 break;
a315a145
FB		 6349#endif
6350#ifdef TARGET_NR_lstat64
31e31b8a 6351 case TARGET_NR_lstat64:
579a97f7
FB		 6352 if (!(p = lock_user_string(arg1)))
6353 goto efault;
53a5960a
PB		 6354 ret = get_errno(lstat(path(p), &st));
6355 unlock_user(p, arg1, 0);
6a24a778
AZ		 6356 if (!is_error(ret))
6357 ret = host_to_target_stat64(cpu_env, arg2, &st);
6358 break;
a315a145
FB		 6359#endif
6360#ifdef TARGET_NR_fstat64
31e31b8a 6361 case TARGET_NR_fstat64:
6a24a778
AZ		 6362 ret = get_errno(fstat(arg1, &st));
6363 if (!is_error(ret))
6364 ret = host_to_target_stat64(cpu_env, arg2, &st);
6365 break;
ce4defa0 6366#endif
9d33b76b
AJ		 6367#if (defined(TARGET_NR_fstatat64) || defined(TARGET_NR_newfstatat)) && \
6368 (defined(__NR_fstatat64) || defined(__NR_newfstatat))
6369#ifdef TARGET_NR_fstatat64
6a24a778 6370 case TARGET_NR_fstatat64:
9d33b76b
AJ		 6371#endif
6372#ifdef TARGET_NR_newfstatat
6373 case TARGET_NR_newfstatat:
6374#endif
6a24a778
AZ		 6375 if (!(p = lock_user_string(arg2)))
6376 goto efault;
9d33b76b 6377#ifdef __NR_fstatat64
6a24a778 6378 ret = get_errno(sys_fstatat64(arg1, path(p), &st, arg4));
9d33b76b
AJ		 6379#else
6380 ret = get_errno(sys_newfstatat(arg1, path(p), &st, arg4));
6381#endif
6a24a778
AZ		 6382 if (!is_error(ret))
6383 ret = host_to_target_stat64(cpu_env, arg3, &st);
60cd49d5 6384 break;
a315a145 6385#endif
67867308
FB		 6386#ifdef USE_UID16
6387 case TARGET_NR_lchown:
579a97f7
FB		 6388 if (!(p = lock_user_string(arg1)))
6389 goto efault;
53a5960a
PB		 6390 ret = get_errno(lchown(p, low2highuid(arg2), low2highgid(arg3)));
6391 unlock_user(p, arg1, 0);
67867308
FB		 6392 break;
6393 case TARGET_NR_getuid:
6394 ret = get_errno(high2lowuid(getuid()));
6395 break;
6396 case TARGET_NR_getgid:
6397 ret = get_errno(high2lowgid(getgid()));
6398 break;
6399 case TARGET_NR_geteuid:
6400 ret = get_errno(high2lowuid(geteuid()));
6401 break;
6402 case TARGET_NR_getegid:
6403 ret = get_errno(high2lowgid(getegid()));
6404 break;
6405 case TARGET_NR_setreuid:
6406 ret = get_errno(setreuid(low2highuid(arg1), low2highuid(arg2)));
6407 break;
6408 case TARGET_NR_setregid:
6409 ret = get_errno(setregid(low2highgid(arg1), low2highgid(arg2)));
6410 break;
6411 case TARGET_NR_getgroups:
6412 {
6413 int gidsetsize = arg1;
53a5960a 6414 uint16_t *target_grouplist;
67867308
FB		 6415 gid_t *grouplist;
6416 int i;
6417
6418 grouplist = alloca(gidsetsize * sizeof(gid_t));
6419 ret = get_errno(getgroups(gidsetsize, grouplist));
cb3bc233
AZ		 6420 if (gidsetsize == 0)
6421 break;
67867308 6422 if (!is_error(ret)) {
579a97f7
FB		 6423 target_grouplist = lock_user(VERIFY_WRITE, arg2, gidsetsize * 2, 0);
6424 if (!target_grouplist)
6425 goto efault;
a2155fcc 6426 for(i = 0;i < ret; i++)
67867308 6427 target_grouplist[i] = tswap16(grouplist[i]);
53a5960a 6428 unlock_user(target_grouplist, arg2, gidsetsize * 2);
67867308
FB		 6429 }
6430 }
6431 break;
6432 case TARGET_NR_setgroups:
6433 {
6434 int gidsetsize = arg1;
53a5960a 6435 uint16_t *target_grouplist;
67867308
FB		 6436 gid_t *grouplist;
6437 int i;
6438
6439 grouplist = alloca(gidsetsize * sizeof(gid_t));
579a97f7
FB		 6440 target_grouplist = lock_user(VERIFY_READ, arg2, gidsetsize * 2, 1);
6441 if (!target_grouplist) {
6442 ret = -TARGET_EFAULT;
6443 goto fail;
6444 }
67867308
FB		 6445 for(i = 0;i < gidsetsize; i++)
6446 grouplist[i] = tswap16(target_grouplist[i]);
53a5960a 6447 unlock_user(target_grouplist, arg2, 0);
67867308
FB		 6448 ret = get_errno(setgroups(gidsetsize, grouplist));
6449 }
6450 break;
6451 case TARGET_NR_fchown:
6452 ret = get_errno(fchown(arg1, low2highuid(arg2), low2highgid(arg3)));
6453 break;
ccfa72b7
TS		 6454#if defined(TARGET_NR_fchownat) && defined(__NR_fchownat)
6455 case TARGET_NR_fchownat:
579a97f7
FB		 6456 if (!(p = lock_user_string(arg2)))
6457 goto efault;
6458 ret = get_errno(sys_fchownat(arg1, p, low2highuid(arg3), low2highgid(arg4), arg5));
6459 unlock_user(p, arg2, 0);
ccfa72b7
TS		 6460 break;
6461#endif
67867308
FB		 6462#ifdef TARGET_NR_setresuid
6463 case TARGET_NR_setresuid:
5fafdf24
TS		 6464 ret = get_errno(setresuid(low2highuid(arg1),
6465 low2highuid(arg2),
67867308
FB		 6466 low2highuid(arg3)));
6467 break;
6468#endif
6469#ifdef TARGET_NR_getresuid
6470 case TARGET_NR_getresuid:
6471 {
53a5960a 6472 uid_t ruid, euid, suid;
67867308
FB		 6473 ret = get_errno(getresuid(&ruid, &euid, &suid));
6474 if (!is_error(ret)) {
2f619698
FB		 6475 if (put_user_u16(high2lowuid(ruid), arg1)
6476 || put_user_u16(high2lowuid(euid), arg2)
6477 || put_user_u16(high2lowuid(suid), arg3))
6478 goto efault;
67867308
FB		 6479 }
6480 }
6481 break;
6482#endif
6483#ifdef TARGET_NR_getresgid
6484 case TARGET_NR_setresgid:
5fafdf24
TS		 6485 ret = get_errno(setresgid(low2highgid(arg1),
6486 low2highgid(arg2),
67867308
FB		 6487 low2highgid(arg3)));
6488 break;
6489#endif
6490#ifdef TARGET_NR_getresgid
6491 case TARGET_NR_getresgid:
6492 {
53a5960a 6493 gid_t rgid, egid, sgid;
67867308
FB		 6494 ret = get_errno(getresgid(&rgid, &egid, &sgid));
6495 if (!is_error(ret)) {
2f619698
FB		 6496 if (put_user_u16(high2lowgid(rgid), arg1)
6497 || put_user_u16(high2lowgid(egid), arg2)
6498 || put_user_u16(high2lowgid(sgid), arg3))
6499 goto efault;
67867308
FB		 6500 }
6501 }
6502 break;
6503#endif
6504 case TARGET_NR_chown:
579a97f7
FB		 6505 if (!(p = lock_user_string(arg1)))
6506 goto efault;
53a5960a
PB		 6507 ret = get_errno(chown(p, low2highuid(arg2), low2highgid(arg3)));
6508 unlock_user(p, arg1, 0);
67867308
FB		 6509 break;
6510 case TARGET_NR_setuid:
6511 ret = get_errno(setuid(low2highuid(arg1)));
6512 break;
6513 case TARGET_NR_setgid:
6514 ret = get_errno(setgid(low2highgid(arg1)));
6515 break;
6516 case TARGET_NR_setfsuid:
6517 ret = get_errno(setfsuid(arg1));
6518 break;
6519 case TARGET_NR_setfsgid:
6520 ret = get_errno(setfsgid(arg1));
6521 break;
6522#endif /* USE_UID16 */
6523
a315a145 6524#ifdef TARGET_NR_lchown32
31e31b8a 6525 case TARGET_NR_lchown32:
579a97f7
FB		 6526 if (!(p = lock_user_string(arg1)))
6527 goto efault;
53a5960a
PB		 6528 ret = get_errno(lchown(p, arg2, arg3));
6529 unlock_user(p, arg1, 0);
b03c60f3 6530 break;
a315a145
FB		 6531#endif
6532#ifdef TARGET_NR_getuid32
31e31b8a 6533 case TARGET_NR_getuid32:
b03c60f3
FB		 6534 ret = get_errno(getuid());
6535 break;
a315a145 6536#endif
64b4d28c
AJ		 6537
6538#if defined(TARGET_NR_getxuid) && defined(TARGET_ALPHA)
6539 /* Alpha specific */
6540 case TARGET_NR_getxuid:
ba0e276d
RH		 6541 {
6542 uid_t euid;
6543 euid=geteuid();
6544 ((CPUAlphaState *)cpu_env)->ir[IR_A4]=euid;
6545 }
64b4d28c
AJ		 6546 ret = get_errno(getuid());
6547 break;
6548#endif
6549#if defined(TARGET_NR_getxgid) && defined(TARGET_ALPHA)
6550 /* Alpha specific */
6551 case TARGET_NR_getxgid:
ba0e276d
RH		 6552 {
6553 uid_t egid;
6554 egid=getegid();
6555 ((CPUAlphaState *)cpu_env)->ir[IR_A4]=egid;
6556 }
64b4d28c
AJ		 6557 ret = get_errno(getgid());
6558 break;
6559#endif
ba0e276d
RH		 6560#if defined(TARGET_NR_osf_getsysinfo) && defined(TARGET_ALPHA)
6561 /* Alpha specific */
6562 case TARGET_NR_osf_getsysinfo:
6563 ret = -TARGET_EOPNOTSUPP;
6564 switch (arg1) {
6565 case TARGET_GSI_IEEE_FP_CONTROL:
6566 {
6567 uint64_t swcr, fpcr = cpu_alpha_load_fpcr (cpu_env);
6568
6569 /* Copied from linux ieee_fpcr_to_swcr. */
6570 swcr = (fpcr >> 35) & SWCR_STATUS_MASK;
6571 swcr |= (fpcr >> 36) & SWCR_MAP_DMZ;
6572 swcr |= (~fpcr >> 48) & (SWCR_TRAP_ENABLE_INV
6573 | SWCR_TRAP_ENABLE_DZE
6574 | SWCR_TRAP_ENABLE_OVF);
6575 swcr |= (~fpcr >> 57) & (SWCR_TRAP_ENABLE_UNF
6576 | SWCR_TRAP_ENABLE_INE);
6577 swcr |= (fpcr >> 47) & SWCR_MAP_UMZ;
6578 swcr |= (~fpcr >> 41) & SWCR_TRAP_ENABLE_DNO;
6579
6580 if (put_user_u64 (swcr, arg2))
6581 goto efault;
6582 ret = 0;
6583 }
6584 break;
6585
6586 /* case GSI_IEEE_STATE_AT_SIGNAL:
6587 -- Not implemented in linux kernel.
6588 case GSI_UACPROC:
6589 -- Retrieves current unaligned access state; not much used.
6590 case GSI_PROC_TYPE:
6591 -- Retrieves implver information; surely not used.
6592 case GSI_GET_HWRPB:
6593 -- Grabs a copy of the HWRPB; surely not used.
6594 */
6595 }
6596 break;
6597#endif
6598#if defined(TARGET_NR_osf_setsysinfo) && defined(TARGET_ALPHA)
6599 /* Alpha specific */
6600 case TARGET_NR_osf_setsysinfo:
6601 ret = -TARGET_EOPNOTSUPP;
6602 switch (arg1) {
6603 case TARGET_SSI_IEEE_FP_CONTROL:
6604 case TARGET_SSI_IEEE_RAISE_EXCEPTION:
6605 {
6606 uint64_t swcr, fpcr, orig_fpcr;
6607
6608 if (get_user_u64 (swcr, arg2))
6609 goto efault;
6610 orig_fpcr = cpu_alpha_load_fpcr (cpu_env);
6611 fpcr = orig_fpcr & FPCR_DYN_MASK;
6612
6613 /* Copied from linux ieee_swcr_to_fpcr. */
6614 fpcr |= (swcr & SWCR_STATUS_MASK) << 35;
6615 fpcr |= (swcr & SWCR_MAP_DMZ) << 36;
6616 fpcr |= (~swcr & (SWCR_TRAP_ENABLE_INV
6617 | SWCR_TRAP_ENABLE_DZE
6618 | SWCR_TRAP_ENABLE_OVF)) << 48;
6619 fpcr |= (~swcr & (SWCR_TRAP_ENABLE_UNF
6620 | SWCR_TRAP_ENABLE_INE)) << 57;
6621 fpcr |= (swcr & SWCR_MAP_UMZ ? FPCR_UNDZ | FPCR_UNFD : 0);
6622 fpcr |= (~swcr & SWCR_TRAP_ENABLE_DNO) << 41;
6623
6624 cpu_alpha_store_fpcr (cpu_env, fpcr);
6625 ret = 0;
6626
6627 if (arg1 == TARGET_SSI_IEEE_RAISE_EXCEPTION) {
6628 /* Old exceptions are not signaled. */
6629 fpcr &= ~(orig_fpcr & FPCR_STATUS_MASK);
6630
6631 /* If any exceptions set by this call, and are unmasked,
6632 send a signal. */
6633 /* ??? FIXME */
6634 }
6635 }
6636 break;
6637
6638 /* case SSI_NVPAIRS:
6639 -- Used with SSIN_UACPROC to enable unaligned accesses.
6640 case SSI_IEEE_STATE_AT_SIGNAL:
6641 case SSI_IEEE_IGNORE_STATE_AT_SIGNAL:
6642 -- Not implemented in linux kernel
6643 */
6644 }
6645 break;
6646#endif
6647#ifdef TARGET_NR_osf_sigprocmask
6648 /* Alpha specific. */
6649 case TARGET_NR_osf_sigprocmask:
6650 {
6651 abi_ulong mask;
6652 int how = arg1;
6653 sigset_t set, oldset;
6654
6655 switch(arg1) {
6656 case TARGET_SIG_BLOCK:
6657 how = SIG_BLOCK;
6658 break;
6659 case TARGET_SIG_UNBLOCK:
6660 how = SIG_UNBLOCK;
6661 break;
6662 case TARGET_SIG_SETMASK:
6663 how = SIG_SETMASK;
6664 break;
6665 default:
6666 ret = -TARGET_EINVAL;
6667 goto fail;
6668 }
6669 mask = arg2;
6670 target_to_host_old_sigset(&set, &mask);
6671 sigprocmask(arg1, &set, &oldset);
6672 host_to_target_old_sigset(&mask, &oldset);
6673 ret = mask;
6674 }
6675 break;
6676#endif
64b4d28c 6677
a315a145 6678#ifdef TARGET_NR_getgid32
31e31b8a 6679 case TARGET_NR_getgid32:
b03c60f3
FB		 6680 ret = get_errno(getgid());
6681 break;
a315a145
FB		 6682#endif
6683#ifdef TARGET_NR_geteuid32
31e31b8a 6684 case TARGET_NR_geteuid32:
b03c60f3
FB		 6685 ret = get_errno(geteuid());
6686 break;
a315a145
FB		 6687#endif
6688#ifdef TARGET_NR_getegid32
31e31b8a 6689 case TARGET_NR_getegid32:
b03c60f3
FB		 6690 ret = get_errno(getegid());
6691 break;
a315a145
FB		 6692#endif
6693#ifdef TARGET_NR_setreuid32
31e31b8a 6694 case TARGET_NR_setreuid32:
b03c60f3
FB		 6695 ret = get_errno(setreuid(arg1, arg2));
6696 break;
a315a145
FB		 6697#endif
6698#ifdef TARGET_NR_setregid32
31e31b8a 6699 case TARGET_NR_setregid32:
b03c60f3
FB		 6700 ret = get_errno(setregid(arg1, arg2));
6701 break;
a315a145
FB		 6702#endif
6703#ifdef TARGET_NR_getgroups32
31e31b8a 6704 case TARGET_NR_getgroups32:
99c475ab
FB		 6705 {
6706 int gidsetsize = arg1;
53a5960a 6707 uint32_t *target_grouplist;
99c475ab
FB		 6708 gid_t *grouplist;
6709 int i;
6710
6711 grouplist = alloca(gidsetsize * sizeof(gid_t));
6712 ret = get_errno(getgroups(gidsetsize, grouplist));
cb3bc233
AZ		 6713 if (gidsetsize == 0)
6714 break;
99c475ab 6715 if (!is_error(ret)) {
579a97f7
FB		 6716 target_grouplist = lock_user(VERIFY_WRITE, arg2, gidsetsize * 4, 0);
6717 if (!target_grouplist) {
6718 ret = -TARGET_EFAULT;
6719 goto fail;
6720 }
a2155fcc 6721 for(i = 0;i < ret; i++)
53a5960a
PB		 6722 target_grouplist[i] = tswap32(grouplist[i]);
6723 unlock_user(target_grouplist, arg2, gidsetsize * 4);
99c475ab
FB		 6724 }
6725 }
6726 break;
a315a145
FB		 6727#endif
6728#ifdef TARGET_NR_setgroups32
31e31b8a 6729 case TARGET_NR_setgroups32:
99c475ab
FB		 6730 {
6731 int gidsetsize = arg1;
53a5960a 6732 uint32_t *target_grouplist;
99c475ab
FB		 6733 gid_t *grouplist;
6734 int i;
3b46e624 6735
99c475ab 6736 grouplist = alloca(gidsetsize * sizeof(gid_t));
579a97f7
FB		 6737 target_grouplist = lock_user(VERIFY_READ, arg2, gidsetsize * 4, 1);
6738 if (!target_grouplist) {
6739 ret = -TARGET_EFAULT;
6740 goto fail;
6741 }
99c475ab 6742 for(i = 0;i < gidsetsize; i++)
53a5960a
PB		 6743 grouplist[i] = tswap32(target_grouplist[i]);
6744 unlock_user(target_grouplist, arg2, 0);
99c475ab
FB		 6745 ret = get_errno(setgroups(gidsetsize, grouplist));
6746 }
6747 break;
a315a145
FB		 6748#endif
6749#ifdef TARGET_NR_fchown32
31e31b8a 6750 case TARGET_NR_fchown32:
b03c60f3
FB		 6751 ret = get_errno(fchown(arg1, arg2, arg3));
6752 break;
a315a145
FB		 6753#endif
6754#ifdef TARGET_NR_setresuid32
31e31b8a 6755 case TARGET_NR_setresuid32:
b03c60f3
FB		 6756 ret = get_errno(setresuid(arg1, arg2, arg3));
6757 break;
a315a145
FB		 6758#endif
6759#ifdef TARGET_NR_getresuid32
31e31b8a 6760 case TARGET_NR_getresuid32:
b03c60f3 6761 {
53a5960a 6762 uid_t ruid, euid, suid;
b03c60f3
FB		 6763 ret = get_errno(getresuid(&ruid, &euid, &suid));
6764 if (!is_error(ret)) {
2f619698
FB		 6765 if (put_user_u32(ruid, arg1)
6766 || put_user_u32(euid, arg2)
6767 || put_user_u32(suid, arg3))
6768 goto efault;
b03c60f3
FB		 6769 }
6770 }
6771 break;
a315a145
FB		 6772#endif
6773#ifdef TARGET_NR_setresgid32
31e31b8a 6774 case TARGET_NR_setresgid32:
b03c60f3
FB		 6775 ret = get_errno(setresgid(arg1, arg2, arg3));
6776 break;
a315a145
FB		 6777#endif
6778#ifdef TARGET_NR_getresgid32
31e31b8a 6779 case TARGET_NR_getresgid32:
b03c60f3 6780 {
53a5960a 6781 gid_t rgid, egid, sgid;
b03c60f3
FB		 6782 ret = get_errno(getresgid(&rgid, &egid, &sgid));
6783 if (!is_error(ret)) {
2f619698
FB		 6784 if (put_user_u32(rgid, arg1)
6785 || put_user_u32(egid, arg2)
6786 || put_user_u32(sgid, arg3))
6787 goto efault;
b03c60f3
FB		 6788 }
6789 }
6790 break;
a315a145
FB		 6791#endif
6792#ifdef TARGET_NR_chown32
31e31b8a 6793 case TARGET_NR_chown32:
579a97f7
FB		 6794 if (!(p = lock_user_string(arg1)))
6795 goto efault;
53a5960a
PB		 6796 ret = get_errno(chown(p, arg2, arg3));
6797 unlock_user(p, arg1, 0);
b03c60f3 6798 break;
a315a145
FB		 6799#endif
6800#ifdef TARGET_NR_setuid32
31e31b8a 6801 case TARGET_NR_setuid32:
b03c60f3
FB		 6802 ret = get_errno(setuid(arg1));
6803 break;
a315a145
FB		 6804#endif
6805#ifdef TARGET_NR_setgid32
31e31b8a 6806 case TARGET_NR_setgid32:
b03c60f3
FB		 6807 ret = get_errno(setgid(arg1));
6808 break;
a315a145
FB		 6809#endif
6810#ifdef TARGET_NR_setfsuid32
31e31b8a 6811 case TARGET_NR_setfsuid32:
b03c60f3
FB		 6812 ret = get_errno(setfsuid(arg1));
6813 break;
a315a145
FB		 6814#endif
6815#ifdef TARGET_NR_setfsgid32
31e31b8a 6816 case TARGET_NR_setfsgid32:
b03c60f3
FB		 6817 ret = get_errno(setfsgid(arg1));
6818 break;
a315a145 6819#endif
67867308 6820
31e31b8a 6821 case TARGET_NR_pivot_root:
b03c60f3 6822 goto unimplemented;
ffa65c3b 6823#ifdef TARGET_NR_mincore
31e31b8a 6824 case TARGET_NR_mincore:
04bb9ace
AJ		 6825 {
6826 void *a;
6827 ret = -TARGET_EFAULT;
6828 if (!(a = lock_user(VERIFY_READ, arg1,arg2, 0)))
6829 goto efault;
6830 if (!(p = lock_user_string(arg3)))
6831 goto mincore_fail;
6832 ret = get_errno(mincore(a, arg2, p));
6833 unlock_user(p, arg3, ret);
6834 mincore_fail:
6835 unlock_user(a, arg1, 0);
6836 }
6837 break;
ffa65c3b 6838#endif
408321b6
AJ		 6839#ifdef TARGET_NR_arm_fadvise64_64
6840 case TARGET_NR_arm_fadvise64_64:
6841 {
6842 /*
6843 * arm_fadvise64_64 looks like fadvise64_64 but
6844 * with different argument order
6845 */
6846 abi_long temp;
6847 temp = arg3;
6848 arg3 = arg4;
6849 arg4 = temp;
6850 }
6851#endif
e72d2cc7 6852#if defined(TARGET_NR_fadvise64_64) || defined(TARGET_NR_arm_fadvise64_64) || defined(TARGET_NR_fadvise64)
408321b6
AJ		 6853#ifdef TARGET_NR_fadvise64_64
6854 case TARGET_NR_fadvise64_64:
6855#endif
e72d2cc7
UH		 6856#ifdef TARGET_NR_fadvise64
6857 case TARGET_NR_fadvise64:
6858#endif
6859#ifdef TARGET_S390X
6860 switch (arg4) {
6861 case 4: arg4 = POSIX_FADV_NOREUSE + 1; break; /* make sure it's an invalid value */
6862 case 5: arg4 = POSIX_FADV_NOREUSE + 2; break; /* ditto */
6863 case 6: arg4 = POSIX_FADV_DONTNEED; break;
6864 case 7: arg4 = POSIX_FADV_NOREUSE; break;
6865 default: break;
6866 }
6867#endif
6868 ret = -posix_fadvise(arg1, arg2, arg3, arg4);
408321b6
AJ		 6869 break;
6870#endif
ffa65c3b 6871#ifdef TARGET_NR_madvise
31e31b8a 6872 case TARGET_NR_madvise:
24836689
PB		 6873 /* A straight passthrough may not be safe because qemu sometimes
6874 turns private flie-backed mappings into anonymous mappings.
6875 This will break MADV_DONTNEED.
6876 This is a hint, so ignoring and returning success is ok. */
6877 ret = get_errno(0);
6878 break;
ffa65c3b 6879#endif
992f48a0 6880#if TARGET_ABI_BITS == 32
31e31b8a 6881 case TARGET_NR_fcntl64:
77e4672d 6882 {
b1e341eb 6883 int cmd;
77e4672d 6884 struct flock64 fl;
53a5960a 6885 struct target_flock64 *target_fl;
ce4defa0 6886#ifdef TARGET_ARM
53a5960a 6887 struct target_eabi_flock64 *target_efl;
ce4defa0 6888#endif
77e4672d 6889
5f106811
APR		 6890 cmd = target_to_host_fcntl_cmd(arg2);
6891 if (cmd == -TARGET_EINVAL)
6892 return cmd;
b1e341eb 6893
60cd49d5 6894 switch(arg2) {
b1e341eb 6895 case TARGET_F_GETLK64:
5813427b
TS		 6896#ifdef TARGET_ARM
6897 if (((CPUARMState *)cpu_env)->eabi) {
9ee1fa2c
FB		 6898 if (!lock_user_struct(VERIFY_READ, target_efl, arg3, 1))
6899 goto efault;
5813427b
TS		 6900 fl.l_type = tswap16(target_efl->l_type);
6901 fl.l_whence = tswap16(target_efl->l_whence);
6902 fl.l_start = tswap64(target_efl->l_start);
6903 fl.l_len = tswap64(target_efl->l_len);
7e22e546 6904 fl.l_pid = tswap32(target_efl->l_pid);
5813427b
TS		 6905 unlock_user_struct(target_efl, arg3, 0);
6906 } else
6907#endif
6908 {
9ee1fa2c
FB		 6909 if (!lock_user_struct(VERIFY_READ, target_fl, arg3, 1))
6910 goto efault;
5813427b
TS		 6911 fl.l_type = tswap16(target_fl->l_type);
6912 fl.l_whence = tswap16(target_fl->l_whence);
6913 fl.l_start = tswap64(target_fl->l_start);
6914 fl.l_len = tswap64(target_fl->l_len);
7e22e546 6915 fl.l_pid = tswap32(target_fl->l_pid);
5813427b
TS		 6916 unlock_user_struct(target_fl, arg3, 0);
6917 }
b1e341eb 6918 ret = get_errno(fcntl(arg1, cmd, &fl));
77e4672d 6919 if (ret == 0) {
ce4defa0
PB		 6920#ifdef TARGET_ARM
6921 if (((CPUARMState *)cpu_env)->eabi) {
9ee1fa2c
FB		 6922 if (!lock_user_struct(VERIFY_WRITE, target_efl, arg3, 0))
6923 goto efault;
ce4defa0
PB		 6924 target_efl->l_type = tswap16(fl.l_type);
6925 target_efl->l_whence = tswap16(fl.l_whence);
6926 target_efl->l_start = tswap64(fl.l_start);
6927 target_efl->l_len = tswap64(fl.l_len);
7e22e546 6928 target_efl->l_pid = tswap32(fl.l_pid);
53a5960a 6929 unlock_user_struct(target_efl, arg3, 1);
ce4defa0
PB		 6930 } else
6931#endif
6932 {
9ee1fa2c
FB		 6933 if (!lock_user_struct(VERIFY_WRITE, target_fl, arg3, 0))
6934 goto efault;
ce4defa0
PB		 6935 target_fl->l_type = tswap16(fl.l_type);
6936 target_fl->l_whence = tswap16(fl.l_whence);
6937 target_fl->l_start = tswap64(fl.l_start);
6938 target_fl->l_len = tswap64(fl.l_len);
7e22e546 6939 target_fl->l_pid = tswap32(fl.l_pid);
53a5960a 6940 unlock_user_struct(target_fl, arg3, 1);
ce4defa0 6941 }
77e4672d
FB		 6942 }
6943 break;
6944
b1e341eb
TS		 6945 case TARGET_F_SETLK64:
6946 case TARGET_F_SETLKW64:
ce4defa0
PB		 6947#ifdef TARGET_ARM
6948 if (((CPUARMState *)cpu_env)->eabi) {
9ee1fa2c
FB		 6949 if (!lock_user_struct(VERIFY_READ, target_efl, arg3, 1))
6950 goto efault;
ce4defa0
PB		 6951 fl.l_type = tswap16(target_efl->l_type);
6952 fl.l_whence = tswap16(target_efl->l_whence);
6953 fl.l_start = tswap64(target_efl->l_start);
6954 fl.l_len = tswap64(target_efl->l_len);
7e22e546 6955 fl.l_pid = tswap32(target_efl->l_pid);
53a5960a 6956 unlock_user_struct(target_efl, arg3, 0);
ce4defa0
PB		 6957 } else
6958#endif
6959 {
9ee1fa2c
FB		 6960 if (!lock_user_struct(VERIFY_READ, target_fl, arg3, 1))
6961 goto efault;
ce4defa0
PB		 6962 fl.l_type = tswap16(target_fl->l_type);
6963 fl.l_whence = tswap16(target_fl->l_whence);
6964 fl.l_start = tswap64(target_fl->l_start);
6965 fl.l_len = tswap64(target_fl->l_len);
7e22e546 6966 fl.l_pid = tswap32(target_fl->l_pid);
53a5960a 6967 unlock_user_struct(target_fl, arg3, 0);
ce4defa0 6968 }
b1e341eb 6969 ret = get_errno(fcntl(arg1, cmd, &fl));
77e4672d 6970 break;
60cd49d5 6971 default:
5f106811 6972 ret = do_fcntl(arg1, arg2, arg3);
60cd49d5
FB		 6973 break;
6974 }
77e4672d
FB		 6975 break;
6976 }
60cd49d5 6977#endif
7d600c80
TS		 6978#ifdef TARGET_NR_cacheflush
6979 case TARGET_NR_cacheflush:
6980 /* self-modifying code is handled automatically, so nothing needed */
6981 ret = 0;
6982 break;
6983#endif
ebc05488 6984#ifdef TARGET_NR_security
31e31b8a
FB		 6985 case TARGET_NR_security:
6986 goto unimplemented;
c573ff67
FB		 6987#endif
6988#ifdef TARGET_NR_getpagesize
6989 case TARGET_NR_getpagesize:
6990 ret = TARGET_PAGE_SIZE;
6991 break;
ebc05488 6992#endif
31e31b8a
FB		 6993 case TARGET_NR_gettid:
6994 ret = get_errno(gettid());
6995 break;
e5febef5 6996#ifdef TARGET_NR_readahead
31e31b8a 6997 case TARGET_NR_readahead:
2054ac9b
AJ		 6998#if TARGET_ABI_BITS == 32
6999#ifdef TARGET_ARM
7000 if (((CPUARMState *)cpu_env)->eabi)
7001 {
7002 arg2 = arg3;
7003 arg3 = arg4;
7004 arg4 = arg5;
7005 }
7006#endif
7007 ret = get_errno(readahead(arg1, ((off64_t)arg3 << 32) | arg2, arg4));
7008#else
7009 ret = get_errno(readahead(arg1, arg2, arg3));
7010#endif
7011 break;
e5febef5 7012#endif
ebc05488 7013#ifdef TARGET_NR_setxattr
31e31b8a
FB		 7014 case TARGET_NR_setxattr:
7015 case TARGET_NR_lsetxattr:
7016 case TARGET_NR_fsetxattr:
7017 case TARGET_NR_getxattr:
7018 case TARGET_NR_lgetxattr:
7019 case TARGET_NR_fgetxattr:
7020 case TARGET_NR_listxattr:
7021 case TARGET_NR_llistxattr:
7022 case TARGET_NR_flistxattr:
7023 case TARGET_NR_removexattr:
7024 case TARGET_NR_lremovexattr:
7025 case TARGET_NR_fremovexattr:
6f932f91
AP		 7026 ret = -TARGET_EOPNOTSUPP;
7027 break;
ebc05488
FB		 7028#endif
7029#ifdef TARGET_NR_set_thread_area
5cd4393b 7030 case TARGET_NR_set_thread_area:
8d18e893 7031#if defined(TARGET_MIPS)
6f5b89a0
TS		 7032 ((CPUMIPSState *) cpu_env)->tls_value = arg1;
7033 ret = 0;
7034 break;
ef96779b
EI		 7035#elif defined(TARGET_CRIS)
7036 if (arg1 & 0xff)
7037 ret = -TARGET_EINVAL;
7038 else {
7039 ((CPUCRISState *) cpu_env)->pregs[PR_PID] = arg1;
7040 ret = 0;
7041 }
7042 break;
8d18e893
FB		 7043#elif defined(TARGET_I386) && defined(TARGET_ABI32)
7044 ret = do_set_thread_area(cpu_env, arg1);
7045 break;
6f5b89a0
TS		 7046#else
7047 goto unimplemented_nowarn;
7048#endif
7049#endif
7050#ifdef TARGET_NR_get_thread_area
5cd4393b 7051 case TARGET_NR_get_thread_area:
8d18e893
FB		 7052#if defined(TARGET_I386) && defined(TARGET_ABI32)
7053 ret = do_get_thread_area(cpu_env, arg1);
7054#else
5cd4393b 7055 goto unimplemented_nowarn;
48dc41eb 7056#endif
8d18e893 7057#endif
48dc41eb
FB		 7058#ifdef TARGET_NR_getdomainname
7059 case TARGET_NR_getdomainname:
7060 goto unimplemented_nowarn;
ebc05488 7061#endif
6f5b89a0 7062
b5906f95
TS		 7063#ifdef TARGET_NR_clock_gettime
7064 case TARGET_NR_clock_gettime:
7065 {
7066 struct timespec ts;
7067 ret = get_errno(clock_gettime(arg1, &ts));
7068 if (!is_error(ret)) {
7069 host_to_target_timespec(arg2, &ts);
7070 }
7071 break;
7072 }
7073#endif
7074#ifdef TARGET_NR_clock_getres
7075 case TARGET_NR_clock_getres:
7076 {
7077 struct timespec ts;
7078 ret = get_errno(clock_getres(arg1, &ts));
7079 if (!is_error(ret)) {
7080 host_to_target_timespec(arg2, &ts);
7081 }
7082 break;
7083 }
7084#endif
63d7651b
PB		 7085#ifdef TARGET_NR_clock_nanosleep
7086 case TARGET_NR_clock_nanosleep:
7087 {
7088 struct timespec ts;
7089 target_to_host_timespec(&ts, arg3);
7090 ret = get_errno(clock_nanosleep(arg1, arg2, &ts, arg4 ? &ts : NULL));
7091 if (arg4)
7092 host_to_target_timespec(arg4, &ts);
7093 break;
7094 }
7095#endif
b5906f95 7096
6f5b89a0
TS		 7097#if defined(TARGET_NR_set_tid_address) && defined(__NR_set_tid_address)
7098 case TARGET_NR_set_tid_address:
579a97f7
FB		 7099 ret = get_errno(set_tid_address((int *)g2h(arg1)));
7100 break;
6f5b89a0
TS		 7101#endif
7102
3ae43202 7103#if defined(TARGET_NR_tkill) && defined(__NR_tkill)
4cae1d16 7104 case TARGET_NR_tkill:
4cb05961 7105 ret = get_errno(sys_tkill((int)arg1, target_to_host_signal(arg2)));
4cae1d16
TS		 7106 break;
7107#endif
7108
3ae43202 7109#if defined(TARGET_NR_tgkill) && defined(__NR_tgkill)
71455574 7110 case TARGET_NR_tgkill:
4cb05961
PB		 7111 ret = get_errno(sys_tgkill((int)arg1, (int)arg2,
7112 target_to_host_signal(arg3)));
71455574
TS		 7113 break;
7114#endif
7115
4f2b1fe8
TS		 7116#ifdef TARGET_NR_set_robust_list
7117 case TARGET_NR_set_robust_list:
7118 goto unimplemented_nowarn;
7119#endif
7120
9007f0ef
TS		 7121#if defined(TARGET_NR_utimensat) && defined(__NR_utimensat)
7122 case TARGET_NR_utimensat:
7123 {
ebc996f3
RV		 7124 struct timespec *tsp, ts[2];
7125 if (!arg3) {
7126 tsp = NULL;
7127 } else {
7128 target_to_host_timespec(ts, arg3);
7129 target_to_host_timespec(ts+1, arg3+sizeof(struct target_timespec));
7130 tsp = ts;
7131 }
9007f0ef 7132 if (!arg2)
ebc996f3 7133 ret = get_errno(sys_utimensat(arg1, NULL, tsp, arg4));
9007f0ef 7134 else {
579a97f7 7135 if (!(p = lock_user_string(arg2))) {
0da46a6e 7136 ret = -TARGET_EFAULT;
579a97f7
FB		 7137 goto fail;
7138 }
ebc996f3 7139 ret = get_errno(sys_utimensat(arg1, path(p), tsp, arg4));
579a97f7 7140 unlock_user(p, arg2, 0);
9007f0ef
TS		 7141 }
7142 }
7143 break;
7144#endif
2f7bb878 7145#if defined(CONFIG_USE_NPTL)
bd0c5661
PB		 7146 case TARGET_NR_futex:
7147 ret = do_futex(arg1, arg2, arg3, arg4, arg5, arg6);
7148 break;
7149#endif
dbfe4c36 7150#if defined(TARGET_NR_inotify_init) && defined(__NR_inotify_init)
39b59763
AJ		 7151 case TARGET_NR_inotify_init:
7152 ret = get_errno(sys_inotify_init());
7153 break;
7154#endif
a1606b0b 7155#ifdef CONFIG_INOTIFY1
c05c7a73
RV		 7156#if defined(TARGET_NR_inotify_init1) && defined(__NR_inotify_init1)
7157 case TARGET_NR_inotify_init1:
7158 ret = get_errno(sys_inotify_init1(arg1));
7159 break;
7160#endif
a1606b0b 7161#endif
dbfe4c36 7162#if defined(TARGET_NR_inotify_add_watch) && defined(__NR_inotify_add_watch)
39b59763
AJ		 7163 case TARGET_NR_inotify_add_watch:
7164 p = lock_user_string(arg2);
7165 ret = get_errno(sys_inotify_add_watch(arg1, path(p), arg3));
7166 unlock_user(p, arg2, 0);
7167 break;
7168#endif
dbfe4c36 7169#if defined(TARGET_NR_inotify_rm_watch) && defined(__NR_inotify_rm_watch)
39b59763
AJ		 7170 case TARGET_NR_inotify_rm_watch:
7171 ret = get_errno(sys_inotify_rm_watch(arg1, arg2));
7172 break;
7173#endif
9007f0ef 7174
8ec9cf89 7175#if defined(TARGET_NR_mq_open) && defined(__NR_mq_open)
24e1003a
AJ		 7176 case TARGET_NR_mq_open:
7177 {
7178 struct mq_attr posix_mq_attr;
7179
7180 p = lock_user_string(arg1 - 1);
7181 if (arg4 != 0)
7182 copy_from_user_mq_attr (&posix_mq_attr, arg4);
7183 ret = get_errno(mq_open(p, arg2, arg3, &posix_mq_attr));
7184 unlock_user (p, arg1, 0);
7185 }
7186 break;
7187
7188 case TARGET_NR_mq_unlink:
7189 p = lock_user_string(arg1 - 1);
7190 ret = get_errno(mq_unlink(p));
7191 unlock_user (p, arg1, 0);
7192 break;
7193
7194 case TARGET_NR_mq_timedsend:
7195 {
7196 struct timespec ts;
7197
7198 p = lock_user (VERIFY_READ, arg2, arg3, 1);
7199 if (arg5 != 0) {
7200 target_to_host_timespec(&ts, arg5);
7201 ret = get_errno(mq_timedsend(arg1, p, arg3, arg4, &ts));
7202 host_to_target_timespec(arg5, &ts);
7203 }
7204 else
7205 ret = get_errno(mq_send(arg1, p, arg3, arg4));
7206 unlock_user (p, arg2, arg3);
7207 }
7208 break;
7209
7210 case TARGET_NR_mq_timedreceive:
7211 {
7212 struct timespec ts;
7213 unsigned int prio;
7214
7215 p = lock_user (VERIFY_READ, arg2, arg3, 1);
7216 if (arg5 != 0) {
7217 target_to_host_timespec(&ts, arg5);
7218 ret = get_errno(mq_timedreceive(arg1, p, arg3, &prio, &ts));
7219 host_to_target_timespec(arg5, &ts);
7220 }
7221 else
7222 ret = get_errno(mq_receive(arg1, p, arg3, &prio));
7223 unlock_user (p, arg2, arg3);
7224 if (arg4 != 0)
7225 put_user_u32(prio, arg4);
7226 }
7227 break;
7228
7229 /* Not implemented for now... */
7230/* case TARGET_NR_mq_notify: */
7231/* break; */
7232
7233 case TARGET_NR_mq_getsetattr:
7234 {
7235 struct mq_attr posix_mq_attr_in, posix_mq_attr_out;
7236 ret = 0;
7237 if (arg3 != 0) {
7238 ret = mq_getattr(arg1, &posix_mq_attr_out);
7239 copy_to_user_mq_attr(arg3, &posix_mq_attr_out);
7240 }
7241 if (arg2 != 0) {
7242 copy_from_user_mq_attr(&posix_mq_attr_in, arg2);
7243 ret |= mq_setattr(arg1, &posix_mq_attr_in, &posix_mq_attr_out);
7244 }
7245
7246 }
7247 break;
7248#endif
7249
3ce34dfb
VS		 7250#ifdef CONFIG_SPLICE
7251#ifdef TARGET_NR_tee
7252 case TARGET_NR_tee:
7253 {
7254 ret = get_errno(tee(arg1,arg2,arg3,arg4));
7255 }
7256 break;
7257#endif
7258#ifdef TARGET_NR_splice
7259 case TARGET_NR_splice:
7260 {
7261 loff_t loff_in, loff_out;
7262 loff_t *ploff_in = NULL, *ploff_out = NULL;
7263 if(arg2) {
7264 get_user_u64(loff_in, arg2);
7265 ploff_in = &loff_in;
7266 }
7267 if(arg4) {
7268 get_user_u64(loff_out, arg2);
7269 ploff_out = &loff_out;
7270 }
7271 ret = get_errno(splice(arg1, ploff_in, arg3, ploff_out, arg5, arg6));
7272 }
7273 break;
7274#endif
7275#ifdef TARGET_NR_vmsplice
7276 case TARGET_NR_vmsplice:
7277 {
7278 int count = arg3;
7279 struct iovec *vec;
7280
7281 vec = alloca(count * sizeof(struct iovec));
7282 if (lock_iovec(VERIFY_READ, vec, arg2, count, 1) < 0)
7283 goto efault;
7284 ret = get_errno(vmsplice(arg1, vec, count, arg4));
7285 unlock_iovec(vec, arg2, count, 0);
7286 }
7287 break;
7288#endif
7289#endif /* CONFIG_SPLICE */
c2882b96
RV		 7290#ifdef CONFIG_EVENTFD
7291#if defined(TARGET_NR_eventfd)
7292 case TARGET_NR_eventfd:
7293 ret = get_errno(eventfd(arg1, 0));
7294 break;
7295#endif
7296#if defined(TARGET_NR_eventfd2)
7297 case TARGET_NR_eventfd2:
7298 ret = get_errno(eventfd(arg1, arg2));
7299 break;
7300#endif
7301#endif /* CONFIG_EVENTFD */
d0927938
UH		 7302#if defined(CONFIG_FALLOCATE) && defined(TARGET_NR_fallocate)
7303 case TARGET_NR_fallocate:
7304 ret = get_errno(fallocate(arg1, arg2, arg3, arg4));
7305 break;
7306#endif
31e31b8a
FB		 7307 default:
7308 unimplemented:
5cd4393b 7309 gemu_log("qemu: Unsupported syscall: %d\n", num);
4f2b1fe8 7310#if defined(TARGET_NR_setxattr) || defined(TARGET_NR_get_thread_area) || defined(TARGET_NR_getdomainname) || defined(TARGET_NR_set_robust_list)
5cd4393b 7311 unimplemented_nowarn:
80a9d035 7312#endif
0da46a6e 7313 ret = -TARGET_ENOSYS;
31e31b8a
FB		 7314 break;
7315 }
579a97f7 7316fail:
c573ff67 7317#ifdef DEBUG
0bf9e31a 7318 gemu_log(" = " TARGET_ABI_FMT_ld "\n", ret);
c573ff67 7319#endif
b92c47c1
TS		 7320 if(do_strace)
7321 print_syscall_ret(num, ret);
31e31b8a 7322 return ret;
579a97f7
FB		 7323efault:
7324 ret = -TARGET_EFAULT;
7325 goto fail;
31e31b8a 7326}
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