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linux-user readlinkat() syscall, by Thayne Harbaugh.
[mirror_qemu.git] / linux-user / syscall.c
CommitLineData
31e31b8a
FB		 1/*
2 * Linux syscalls
5fafdf24 3 *
31e31b8a
FB		 4 * Copyright (c) 2003 Fabrice Bellard
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
19 */
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>
31e31b8a 30#include <sys/types.h>
d08d3bb8
TS		 31#include <sys/ipc.h>
32#include <sys/msg.h>
31e31b8a
FB		 33#include <sys/wait.h>
34#include <sys/time.h>
35#include <sys/stat.h>
36#include <sys/mount.h>
39b9aae1 37#include <sys/prctl.h>
31e31b8a
FB		 38#include <sys/resource.h>
39#include <sys/mman.h>
40#include <sys/swap.h>
41#include <signal.h>
42#include <sched.h>
43#include <sys/socket.h>
44#include <sys/uio.h>
9de5e440 45#include <sys/poll.h>
32f36bce 46#include <sys/times.h>
8853f86e 47#include <sys/shm.h>
fa294816 48#include <sys/sem.h>
56c8f68f 49#include <sys/statfs.h>
ebc05488 50#include <utime.h>
a5448a7d 51#include <sys/sysinfo.h>
72f03900 52//#include <sys/user.h>
8853f86e 53#include <netinet/ip.h>
7854b056 54#include <netinet/tcp.h>
31e31b8a
FB		 55
56#define termios host_termios
57#define winsize host_winsize
58#define termio host_termio
04369ff2
FB		 59#define sgttyb host_sgttyb /* same as target */
60#define tchars host_tchars /* same as target */
61#define ltchars host_ltchars /* same as target */
31e31b8a
FB		 62
63#include <linux/termios.h>
64#include <linux/unistd.h>
65#include <linux/utsname.h>
66#include <linux/cdrom.h>
67#include <linux/hdreg.h>
68#include <linux/soundcard.h>
dab2ed99 69#include <linux/dirent.h>
19b84f3c 70#include <linux/kd.h>
31e31b8a 71
3ef693a0 72#include "qemu.h"
31e31b8a 73
72f03900 74//#define DEBUG
31e31b8a 75
e6e5906b 76#if defined(TARGET_I386) || defined(TARGET_ARM) || defined(TARGET_SPARC) \
56e0794a 77 || defined(TARGET_M68K) || defined(TARGET_SH4)
67867308
FB		 78/* 16 bit uid wrappers emulation */
79#define USE_UID16
80#endif
81
1a9353d2
FB		 82//#include <linux/msdos_fs.h>
83#define VFAT_IOCTL_READDIR_BOTH _IOR('r', 1, struct dirent [2])
84#define VFAT_IOCTL_READDIR_SHORT _IOR('r', 2, struct dirent [2])
85
70a194b9 86
70a194b9
FB		 87#undef _syscall0
88#undef _syscall1
89#undef _syscall2
90#undef _syscall3
91#undef _syscall4
92#undef _syscall5
83fcb515 93#undef _syscall6
70a194b9 94
83fcb515
FB		 95#define _syscall0(type,name) \
96type name (void) \
97{ \
98 return syscall(__NR_##name); \
99}
70a194b9 100
83fcb515
FB		 101#define _syscall1(type,name,type1,arg1) \
102type name (type1 arg1) \
103{ \
104 return syscall(__NR_##name, arg1); \
70a194b9
FB		 105}
106
83fcb515
FB		 107#define _syscall2(type,name,type1,arg1,type2,arg2) \
108type name (type1 arg1,type2 arg2) \
109{ \
110 return syscall(__NR_##name, arg1, arg2); \
70a194b9
FB		 111}
112
83fcb515
FB		 113#define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3) \
114type name (type1 arg1,type2 arg2,type3 arg3) \
115{ \
116 return syscall(__NR_##name, arg1, arg2, arg3); \
70a194b9
FB		 117}
118
83fcb515
FB		 119#define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4) \
120type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4) \
121{ \
122 return syscall(__NR_##name, arg1, arg2, arg3, arg4); \
70a194b9
FB		 123}
124
83fcb515
FB		 125#define _syscall5(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \
126 type5,arg5) \
127type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5) \
128{ \
129 return syscall(__NR_##name, arg1, arg2, arg3, arg4, arg5); \
70a194b9
FB		 130}
131
83fcb515
FB		 132
133#define _syscall6(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \
134 type5,arg5,type6,arg6) \
135type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5,type6 arg6) \
136{ \
137 return syscall(__NR_##name, arg1, arg2, arg3, arg4, arg5, arg6); \
70a194b9 138}
83fcb515 139
70a194b9 140
31e31b8a 141#define __NR_sys_uname __NR_uname
ccfa72b7 142#define __NR_sys_fchownat __NR_fchownat
72f03900 143#define __NR_sys_getcwd1 __NR_getcwd
72f03900 144#define __NR_sys_getdents __NR_getdents
dab2ed99 145#define __NR_sys_getdents64 __NR_getdents64
64f0ce4c 146#define __NR_sys_linkat __NR_linkat
4472ad0d 147#define __NR_sys_mkdirat __NR_mkdirat
75ac37a0 148#define __NR_sys_mknodat __NR_mknodat
82424832 149#define __NR_sys_openat __NR_openat
5e0ccb18 150#define __NR_sys_readlinkat __NR_readlinkat
722183f6 151#define __NR_sys_renameat __NR_renameat
66fb9763 152#define __NR_sys_rt_sigqueueinfo __NR_rt_sigqueueinfo
f0b6243d 153#define __NR_sys_symlinkat __NR_symlinkat
7494b0f9 154#define __NR_sys_syslog __NR_syslog
71455574 155#define __NR_sys_tgkill __NR_tgkill
4cae1d16 156#define __NR_sys_tkill __NR_tkill
8170f56b 157#define __NR_sys_unlinkat __NR_unlinkat
31e31b8a 158
bc51c5c9 159#if defined(__alpha__) || defined (__ia64__) || defined(__x86_64__)
9af9eaaa
FB		 160#define __NR__llseek __NR_lseek
161#endif
162
72f03900 163#ifdef __NR_gettid
31e31b8a 164_syscall0(int, gettid)
72f03900
FB		 165#else
166static int gettid(void) {
167 return -ENOSYS;
168}
169#endif
31e31b8a 170_syscall1(int,sys_uname,struct new_utsname *,buf)
ccfa72b7
TS		 171#if defined(TARGET_NR_fchownat) && defined(__NR_fchownat)
172_syscall5(int,sys_fchownat,int,dirfd,const char *,pathname,
173 uid_t,owner,gid_t,group,int,flags)
174#endif
72f03900
FB		 175_syscall2(int,sys_getcwd1,char *,buf,size_t,size)
176_syscall3(int, sys_getdents, uint, fd, struct dirent *, dirp, uint, count);
3ae43202 177#if defined(TARGET_NR_getdents64) && defined(__NR_getdents64)
dab2ed99 178_syscall3(int, sys_getdents64, uint, fd, struct dirent64 *, dirp, uint, count);
3ae43202 179#endif
31e31b8a
FB		 180_syscall5(int, _llseek, uint, fd, ulong, hi, ulong, lo,
181 loff_t *, res, uint, wh);
64f0ce4c
TS		 182#if defined(TARGET_NR_linkat) && defined(__NR_linkat)
183_syscall5(int,sys_linkat,int,olddirfd,const char *,oldpath,
184 int,newdirfd,const char *,newpath,int,flags)
185#endif
4472ad0d
TS		 186#if defined(TARGET_NR_mkdirat) && defined(__NR_mkdirat)
187_syscall3(int,sys_mkdirat,int,dirfd,const char *,pathname,mode_t,mode)
188#endif
75ac37a0
TS		 189#if defined(TARGET_NR_mknodat) && defined(__NR_mknodat)
190_syscall4(int,sys_mknodat,int,dirfd,const char *,pathname,
191 mode_t,mode,dev_t,dev)
192#endif
82424832
TS		 193#if defined(TARGET_NR_openat) && defined(__NR_openat)
194_syscall4(int,sys_openat,int,dirfd,const char *,pathname,int,flags,mode_t,mode)
195#endif
5e0ccb18
TS		 196#if defined(TARGET_NR_readlinkat) && defined(__NR_readlinkat)
197_syscall4(int,sys_readlinkat,int,dirfd,const char *,pathname,
198 char *,buf,size_t,bufsize)
199#endif
722183f6
TS		 200#if defined(TARGET_NR_renameat) && defined(__NR_renameat)
201_syscall4(int,sys_renameat,int,olddirfd,const char *,oldpath,
202 int,newdirfd,const char *,newpath)
203#endif
66fb9763 204_syscall3(int,sys_rt_sigqueueinfo,int,pid,int,sig,siginfo_t *,uinfo)
f0b6243d
TS		 205#ifdef TARGET_NR_symlinkat
206_syscall3(int,sys_symlinkat,const char *,oldpath,
207 int,newdirfd,const char *,newpath)
208#endif
7494b0f9 209_syscall3(int,sys_syslog,int,type,char*,bufp,int,len)
3ae43202 210#if defined(TARGET_NR_tgkill) && defined(__NR_tgkill)
71455574 211_syscall3(int,sys_tgkill,int,tgid,int,pid,int,sig)
4cae1d16 212#endif
3ae43202 213#if defined(TARGET_NR_tkill) && defined(__NR_tkill)
4cae1d16
TS		 214_syscall2(int,sys_tkill,int,tid,int,sig)
215#endif
ec86b0fb
FB		 216#ifdef __NR_exit_group
217_syscall1(int,exit_group,int,error_code)
218#endif
6f5b89a0
TS		 219#if defined(TARGET_NR_set_tid_address) && defined(__NR_set_tid_address)
220_syscall1(int,set_tid_address,int *,tidptr)
221#endif
8170f56b
TS		 222#if defined(TARGET_NR_unlinkat) && defined(__NR_unlinkat)
223_syscall3(int,sys_unlinkat,int,dirfd,const char *,pathname,int,flags)
224#endif
66fb9763
FB		 225
226extern int personality(int);
9de5e440
FB		 227extern int flock(int, int);
228extern int setfsuid(int);
229extern int setfsgid(int);
5cd4393b
FB		 230extern int setresuid(uid_t, uid_t, uid_t);
231extern int getresuid(uid_t *, uid_t *, uid_t *);
232extern int setresgid(gid_t, gid_t, gid_t);
233extern int getresgid(gid_t *, gid_t *, gid_t *);
19b84f3c 234extern int setgroups(int, gid_t *);
31e31b8a 235
637947f1 236/*
fe8f096b 237 * This list is the union of errno values overridden in asm-<arch>/errno.h
637947f1
TS		 238 * minus the errnos that are not actually generic to all archs.
239 */
240static uint16_t host_to_target_errno_table[1200] = {
241 [EIDRM] = TARGET_EIDRM,
242 [ECHRNG] = TARGET_ECHRNG,
243 [EL2NSYNC] = TARGET_EL2NSYNC,
244 [EL3HLT] = TARGET_EL3HLT,
245 [EL3RST] = TARGET_EL3RST,
246 [ELNRNG] = TARGET_ELNRNG,
247 [EUNATCH] = TARGET_EUNATCH,
248 [ENOCSI] = TARGET_ENOCSI,
249 [EL2HLT] = TARGET_EL2HLT,
250 [EDEADLK] = TARGET_EDEADLK,
251 [ENOLCK] = TARGET_ENOLCK,
252 [EBADE] = TARGET_EBADE,
253 [EBADR] = TARGET_EBADR,
254 [EXFULL] = TARGET_EXFULL,
255 [ENOANO] = TARGET_ENOANO,
256 [EBADRQC] = TARGET_EBADRQC,
257 [EBADSLT] = TARGET_EBADSLT,
258 [EBFONT] = TARGET_EBFONT,
259 [ENOSTR] = TARGET_ENOSTR,
260 [ENODATA] = TARGET_ENODATA,
261 [ETIME] = TARGET_ETIME,
262 [ENOSR] = TARGET_ENOSR,
263 [ENONET] = TARGET_ENONET,
264 [ENOPKG] = TARGET_ENOPKG,
265 [EREMOTE] = TARGET_EREMOTE,
266 [ENOLINK] = TARGET_ENOLINK,
267 [EADV] = TARGET_EADV,
268 [ESRMNT] = TARGET_ESRMNT,
269 [ECOMM] = TARGET_ECOMM,
270 [EPROTO] = TARGET_EPROTO,
271 [EDOTDOT] = TARGET_EDOTDOT,
272 [EMULTIHOP] = TARGET_EMULTIHOP,
273 [EBADMSG] = TARGET_EBADMSG,
274 [ENAMETOOLONG] = TARGET_ENAMETOOLONG,
275 [EOVERFLOW] = TARGET_EOVERFLOW,
276 [ENOTUNIQ] = TARGET_ENOTUNIQ,
277 [EBADFD] = TARGET_EBADFD,
278 [EREMCHG] = TARGET_EREMCHG,
279 [ELIBACC] = TARGET_ELIBACC,
280 [ELIBBAD] = TARGET_ELIBBAD,
281 [ELIBSCN] = TARGET_ELIBSCN,
282 [ELIBMAX] = TARGET_ELIBMAX,
283 [ELIBEXEC] = TARGET_ELIBEXEC,
284 [EILSEQ] = TARGET_EILSEQ,
285 [ENOSYS] = TARGET_ENOSYS,
286 [ELOOP] = TARGET_ELOOP,
287 [ERESTART] = TARGET_ERESTART,
288 [ESTRPIPE] = TARGET_ESTRPIPE,
289 [ENOTEMPTY] = TARGET_ENOTEMPTY,
290 [EUSERS] = TARGET_EUSERS,
291 [ENOTSOCK] = TARGET_ENOTSOCK,
292 [EDESTADDRREQ] = TARGET_EDESTADDRREQ,
293 [EMSGSIZE] = TARGET_EMSGSIZE,
294 [EPROTOTYPE] = TARGET_EPROTOTYPE,
295 [ENOPROTOOPT] = TARGET_ENOPROTOOPT,
296 [EPROTONOSUPPORT] = TARGET_EPROTONOSUPPORT,
297 [ESOCKTNOSUPPORT] = TARGET_ESOCKTNOSUPPORT,
298 [EOPNOTSUPP] = TARGET_EOPNOTSUPP,
299 [EPFNOSUPPORT] = TARGET_EPFNOSUPPORT,
300 [EAFNOSUPPORT] = TARGET_EAFNOSUPPORT,
301 [EADDRINUSE] = TARGET_EADDRINUSE,
302 [EADDRNOTAVAIL] = TARGET_EADDRNOTAVAIL,
303 [ENETDOWN] = TARGET_ENETDOWN,
304 [ENETUNREACH] = TARGET_ENETUNREACH,
305 [ENETRESET] = TARGET_ENETRESET,
306 [ECONNABORTED] = TARGET_ECONNABORTED,
307 [ECONNRESET] = TARGET_ECONNRESET,
308 [ENOBUFS] = TARGET_ENOBUFS,
309 [EISCONN] = TARGET_EISCONN,
310 [ENOTCONN] = TARGET_ENOTCONN,
311 [EUCLEAN] = TARGET_EUCLEAN,
312 [ENOTNAM] = TARGET_ENOTNAM,
313 [ENAVAIL] = TARGET_ENAVAIL,
314 [EISNAM] = TARGET_EISNAM,
315 [EREMOTEIO] = TARGET_EREMOTEIO,
316 [ESHUTDOWN] = TARGET_ESHUTDOWN,
317 [ETOOMANYREFS] = TARGET_ETOOMANYREFS,
318 [ETIMEDOUT] = TARGET_ETIMEDOUT,
319 [ECONNREFUSED] = TARGET_ECONNREFUSED,
320 [EHOSTDOWN] = TARGET_EHOSTDOWN,
321 [EHOSTUNREACH] = TARGET_EHOSTUNREACH,
322 [EALREADY] = TARGET_EALREADY,
323 [EINPROGRESS] = TARGET_EINPROGRESS,
324 [ESTALE] = TARGET_ESTALE,
325 [ECANCELED] = TARGET_ECANCELED,
326 [ENOMEDIUM] = TARGET_ENOMEDIUM,
327 [EMEDIUMTYPE] = TARGET_EMEDIUMTYPE,
b7fe5db7 328#ifdef ENOKEY
637947f1 329 [ENOKEY] = TARGET_ENOKEY,
b7fe5db7
TS		 330#endif
331#ifdef EKEYEXPIRED
637947f1 332 [EKEYEXPIRED] = TARGET_EKEYEXPIRED,
b7fe5db7
TS		 333#endif
334#ifdef EKEYREVOKED
637947f1 335 [EKEYREVOKED] = TARGET_EKEYREVOKED,
b7fe5db7
TS		 336#endif
337#ifdef EKEYREJECTED
637947f1 338 [EKEYREJECTED] = TARGET_EKEYREJECTED,
b7fe5db7
TS		 339#endif
340#ifdef EOWNERDEAD
637947f1 341 [EOWNERDEAD] = TARGET_EOWNERDEAD,
b7fe5db7
TS		 342#endif
343#ifdef ENOTRECOVERABLE
637947f1 344 [ENOTRECOVERABLE] = TARGET_ENOTRECOVERABLE,
b7fe5db7 345#endif
637947f1
TS		 346 };
347
348static inline int host_to_target_errno(int err)
349{
350 if(host_to_target_errno_table[err])
351 return host_to_target_errno_table[err];
352 return err;
353}
354
31e31b8a
FB		 355static inline long get_errno(long ret)
356{
357 if (ret == -1)
637947f1 358 return -host_to_target_errno(errno);
31e31b8a
FB		 359 else
360 return ret;
361}
362
363static inline int is_error(long ret)
364{
365 return (unsigned long)ret >= (unsigned long)(-4096);
366}
367
53a5960a
PB		 368static target_ulong target_brk;
369static target_ulong target_original_brk;
31e31b8a 370
53a5960a 371void target_set_brk(target_ulong new_brk)
31e31b8a 372{
4c1de73d 373 target_original_brk = target_brk = HOST_PAGE_ALIGN(new_brk);
31e31b8a
FB		 374}
375
53a5960a 376long do_brk(target_ulong new_brk)
31e31b8a 377{
53a5960a 378 target_ulong brk_page;
31e31b8a
FB		 379 long mapped_addr;
380 int new_alloc_size;
381
382 if (!new_brk)
53a5960a 383 return target_brk;
31e31b8a
FB		 384 if (new_brk < target_original_brk)
385 return -ENOMEM;
3b46e624 386
53a5960a 387 brk_page = HOST_PAGE_ALIGN(target_brk);
31e31b8a
FB		 388
389 /* If the new brk is less than this, set it and we're done... */
390 if (new_brk < brk_page) {
391 target_brk = new_brk;
53a5960a 392 return target_brk;
31e31b8a
FB		 393 }
394
395 /* We need to allocate more memory after the brk... */
54936004 396 new_alloc_size = HOST_PAGE_ALIGN(new_brk - brk_page + 1);
5fafdf24 397 mapped_addr = get_errno(target_mmap(brk_page, new_alloc_size,
54936004
FB		 398 PROT_READ|PROT_WRITE,
399 MAP_ANON|MAP_FIXED|MAP_PRIVATE, 0, 0));
31e31b8a
FB		 400 if (is_error(mapped_addr)) {
401 return mapped_addr;
402 } else {
403 target_brk = new_brk;
53a5960a 404 return target_brk;
31e31b8a
FB		 405 }
406}
407
5fafdf24 408static inline fd_set *target_to_host_fds(fd_set *fds,
31e31b8a
FB		 409 target_long *target_fds, int n)
410{
7854b056 411#if !defined(BSWAP_NEEDED) && !defined(WORDS_BIGENDIAN)
31e31b8a
FB		 412 return (fd_set *)target_fds;
413#else
414 int i, b;
415 if (target_fds) {
416 FD_ZERO(fds);
417 for(i = 0;i < n; i++) {
418 b = (tswapl(target_fds[i / TARGET_LONG_BITS]) >>
419 (i & (TARGET_LONG_BITS - 1))) & 1;
420 if (b)
421 FD_SET(i, fds);
422 }
423 return fds;
424 } else {
425 return NULL;
426 }
427#endif
428}
429
5fafdf24 430static inline void host_to_target_fds(target_long *target_fds,
31e31b8a
FB		 431 fd_set *fds, int n)
432{
7854b056 433#if !defined(BSWAP_NEEDED) && !defined(WORDS_BIGENDIAN)
31e31b8a
FB		 434 /* nothing to do */
435#else
436 int i, nw, j, k;
437 target_long v;
438
439 if (target_fds) {
8853f86e 440 nw = (n + TARGET_LONG_BITS - 1) / TARGET_LONG_BITS;
31e31b8a
FB		 441 k = 0;
442 for(i = 0;i < nw; i++) {
443 v = 0;
444 for(j = 0; j < TARGET_LONG_BITS; j++) {
445 v |= ((FD_ISSET(k, fds) != 0) << j);
446 k++;
447 }
448 target_fds[i] = tswapl(v);
449 }
450 }
451#endif
452}
453
c596ed17
FB		 454#if defined(__alpha__)
455#define HOST_HZ 1024
456#else
457#define HOST_HZ 100
458#endif
459
460static inline long host_to_target_clock_t(long ticks)
461{
462#if HOST_HZ == TARGET_HZ
463 return ticks;
464#else
465 return ((int64_t)ticks * TARGET_HZ) / HOST_HZ;
466#endif
467}
468
53a5960a 469static inline void host_to_target_rusage(target_ulong target_addr,
b409186b
FB		 470 const struct rusage *rusage)
471{
53a5960a
PB		 472 struct target_rusage *target_rusage;
473
474 lock_user_struct(target_rusage, target_addr, 0);
b409186b
FB		 475 target_rusage->ru_utime.tv_sec = tswapl(rusage->ru_utime.tv_sec);
476 target_rusage->ru_utime.tv_usec = tswapl(rusage->ru_utime.tv_usec);
477 target_rusage->ru_stime.tv_sec = tswapl(rusage->ru_stime.tv_sec);
478 target_rusage->ru_stime.tv_usec = tswapl(rusage->ru_stime.tv_usec);
479 target_rusage->ru_maxrss = tswapl(rusage->ru_maxrss);
480 target_rusage->ru_ixrss = tswapl(rusage->ru_ixrss);
481 target_rusage->ru_idrss = tswapl(rusage->ru_idrss);
482 target_rusage->ru_isrss = tswapl(rusage->ru_isrss);
483 target_rusage->ru_minflt = tswapl(rusage->ru_minflt);
484 target_rusage->ru_majflt = tswapl(rusage->ru_majflt);
485 target_rusage->ru_nswap = tswapl(rusage->ru_nswap);
486 target_rusage->ru_inblock = tswapl(rusage->ru_inblock);
487 target_rusage->ru_oublock = tswapl(rusage->ru_oublock);
488 target_rusage->ru_msgsnd = tswapl(rusage->ru_msgsnd);
489 target_rusage->ru_msgrcv = tswapl(rusage->ru_msgrcv);
490 target_rusage->ru_nsignals = tswapl(rusage->ru_nsignals);
491 target_rusage->ru_nvcsw = tswapl(rusage->ru_nvcsw);
492 target_rusage->ru_nivcsw = tswapl(rusage->ru_nivcsw);
53a5960a 493 unlock_user_struct(target_rusage, target_addr, 1);
b409186b
FB		 494}
495
53a5960a
PB		 496static inline void target_to_host_timeval(struct timeval *tv,
497 target_ulong target_addr)
31e31b8a 498{
53a5960a
PB		 499 struct target_timeval *target_tv;
500
501 lock_user_struct(target_tv, target_addr, 1);
66fb9763
FB		 502 tv->tv_sec = tswapl(target_tv->tv_sec);
503 tv->tv_usec = tswapl(target_tv->tv_usec);
53a5960a 504 unlock_user_struct(target_tv, target_addr, 0);
31e31b8a
FB		 505}
506
53a5960a 507static inline void host_to_target_timeval(target_ulong target_addr,
5cd4393b 508 const struct timeval *tv)
31e31b8a 509{
53a5960a
PB		 510 struct target_timeval *target_tv;
511
512 lock_user_struct(target_tv, target_addr, 0);
66fb9763
FB		 513 target_tv->tv_sec = tswapl(tv->tv_sec);
514 target_tv->tv_usec = tswapl(tv->tv_usec);
53a5960a 515 unlock_user_struct(target_tv, target_addr, 1);
31e31b8a
FB		 516}
517
518
5fafdf24
TS		 519static long do_select(long n,
520 target_ulong rfd_p, target_ulong wfd_p,
53a5960a 521 target_ulong efd_p, target_ulong target_tv)
31e31b8a
FB		 522{
523 fd_set rfds, wfds, efds;
524 fd_set *rfds_ptr, *wfds_ptr, *efds_ptr;
53a5960a 525 target_long *target_rfds, *target_wfds, *target_efds;
31e31b8a
FB		 526 struct timeval tv, *tv_ptr;
527 long ret;
53a5960a 528 int ok;
31e31b8a 529
53a5960a
PB		 530 if (rfd_p) {
531 target_rfds = lock_user(rfd_p, sizeof(target_long) * n, 1);
532 rfds_ptr = target_to_host_fds(&rfds, target_rfds, n);
533 } else {
534 target_rfds = NULL;
535 rfds_ptr = NULL;
536 }
537 if (wfd_p) {
538 target_wfds = lock_user(wfd_p, sizeof(target_long) * n, 1);
539 wfds_ptr = target_to_host_fds(&wfds, target_wfds, n);
540 } else {
541 target_wfds = NULL;
542 wfds_ptr = NULL;
543 }
544 if (efd_p) {
545 target_efds = lock_user(efd_p, sizeof(target_long) * n, 1);
546 efds_ptr = target_to_host_fds(&efds, target_efds, n);
547 } else {
548 target_efds = NULL;
549 efds_ptr = NULL;
550 }
3b46e624 551
31e31b8a 552 if (target_tv) {
5cd4393b 553 target_to_host_timeval(&tv, target_tv);
31e31b8a
FB		 554 tv_ptr = &tv;
555 } else {
556 tv_ptr = NULL;
557 }
558 ret = get_errno(select(n, rfds_ptr, wfds_ptr, efds_ptr, tv_ptr));
53a5960a
PB		 559 ok = !is_error(ret);
560
561 if (ok) {
31e31b8a
FB		 562 host_to_target_fds(target_rfds, rfds_ptr, n);
563 host_to_target_fds(target_wfds, wfds_ptr, n);
564 host_to_target_fds(target_efds, efds_ptr, n);
565
566 if (target_tv) {
5cd4393b 567 host_to_target_timeval(target_tv, &tv);
31e31b8a
FB		 568 }
569 }
53a5960a
PB		 570 if (target_rfds)
571 unlock_user(target_rfds, rfd_p, ok ? sizeof(target_long) * n : 0);
572 if (target_wfds)
573 unlock_user(target_wfds, wfd_p, ok ? sizeof(target_long) * n : 0);
574 if (target_efds)
575 unlock_user(target_efds, efd_p, ok ? sizeof(target_long) * n : 0);
576
31e31b8a
FB		 577 return ret;
578}
579
7854b056 580static inline void target_to_host_sockaddr(struct sockaddr *addr,
53a5960a 581 target_ulong target_addr,
7854b056
FB		 582 socklen_t len)
583{
53a5960a
PB		 584 struct target_sockaddr *target_saddr;
585
586 target_saddr = lock_user(target_addr, len, 1);
587 memcpy(addr, target_saddr, len);
588 addr->sa_family = tswap16(target_saddr->sa_family);
589 unlock_user(target_saddr, target_addr, 0);
7854b056
FB		 590}
591
53a5960a 592static inline void host_to_target_sockaddr(target_ulong target_addr,
7854b056
FB		 593 struct sockaddr *addr,
594 socklen_t len)
595{
53a5960a
PB		 596 struct target_sockaddr *target_saddr;
597
598 target_saddr = lock_user(target_addr, len, 0);
599 memcpy(target_saddr, addr, len);
600 target_saddr->sa_family = tswap16(addr->sa_family);
601 unlock_user(target_saddr, target_addr, len);
7854b056
FB		 602}
603
53a5960a 604/* ??? Should this also swap msgh->name? */
7854b056
FB		 605static inline void target_to_host_cmsg(struct msghdr *msgh,
606 struct target_msghdr *target_msgh)
607{
608 struct cmsghdr *cmsg = CMSG_FIRSTHDR(msgh);
609 struct target_cmsghdr *target_cmsg = TARGET_CMSG_FIRSTHDR(target_msgh);
610 socklen_t space = 0;
611
612 while (cmsg && target_cmsg) {
613 void *data = CMSG_DATA(cmsg);
614 void *target_data = TARGET_CMSG_DATA(target_cmsg);
615
5fafdf24 616 int len = tswapl(target_cmsg->cmsg_len)
7854b056
FB		 617 - TARGET_CMSG_ALIGN(sizeof (struct target_cmsghdr));
618
619 space += CMSG_SPACE(len);
620 if (space > msgh->msg_controllen) {
621 space -= CMSG_SPACE(len);
31febb71 622 gemu_log("Host cmsg overflow\n");
7854b056
FB		 623 break;
624 }
625
626 cmsg->cmsg_level = tswap32(target_cmsg->cmsg_level);
627 cmsg->cmsg_type = tswap32(target_cmsg->cmsg_type);
628 cmsg->cmsg_len = CMSG_LEN(len);
629
3532fa74 630 if (cmsg->cmsg_level != TARGET_SOL_SOCKET || cmsg->cmsg_type != SCM_RIGHTS) {
7854b056
FB		 631 gemu_log("Unsupported ancillary data: %d/%d\n", cmsg->cmsg_level, cmsg->cmsg_type);
632 memcpy(data, target_data, len);
633 } else {
634 int *fd = (int *)data;
635 int *target_fd = (int *)target_data;
636 int i, numfds = len / sizeof(int);
637
638 for (i = 0; i < numfds; i++)
639 fd[i] = tswap32(target_fd[i]);
640 }
641
642 cmsg = CMSG_NXTHDR(msgh, cmsg);
643 target_cmsg = TARGET_CMSG_NXTHDR(target_msgh, target_cmsg);
644 }
645
646 msgh->msg_controllen = space;
647}
648
53a5960a 649/* ??? Should this also swap msgh->name? */
7854b056
FB		 650static inline void host_to_target_cmsg(struct target_msghdr *target_msgh,
651 struct msghdr *msgh)
652{
653 struct cmsghdr *cmsg = CMSG_FIRSTHDR(msgh);
654 struct target_cmsghdr *target_cmsg = TARGET_CMSG_FIRSTHDR(target_msgh);
655 socklen_t space = 0;
656
657 while (cmsg && target_cmsg) {
658 void *data = CMSG_DATA(cmsg);
659 void *target_data = TARGET_CMSG_DATA(target_cmsg);
660
661 int len = cmsg->cmsg_len - CMSG_ALIGN(sizeof (struct cmsghdr));
662
663 space += TARGET_CMSG_SPACE(len);
664 if (space > tswapl(target_msgh->msg_controllen)) {
665 space -= TARGET_CMSG_SPACE(len);
31febb71 666 gemu_log("Target cmsg overflow\n");
7854b056
FB		 667 break;
668 }
669
670 target_cmsg->cmsg_level = tswap32(cmsg->cmsg_level);
671 target_cmsg->cmsg_type = tswap32(cmsg->cmsg_type);
672 target_cmsg->cmsg_len = tswapl(TARGET_CMSG_LEN(len));
673
3532fa74 674 if (cmsg->cmsg_level != TARGET_SOL_SOCKET || cmsg->cmsg_type != SCM_RIGHTS) {
7854b056
FB		 675 gemu_log("Unsupported ancillary data: %d/%d\n", cmsg->cmsg_level, cmsg->cmsg_type);
676 memcpy(target_data, data, len);
677 } else {
678 int *fd = (int *)data;
679 int *target_fd = (int *)target_data;
680 int i, numfds = len / sizeof(int);
681
682 for (i = 0; i < numfds; i++)
683 target_fd[i] = tswap32(fd[i]);
684 }
685
686 cmsg = CMSG_NXTHDR(msgh, cmsg);
687 target_cmsg = TARGET_CMSG_NXTHDR(target_msgh, target_cmsg);
688 }
689
690 msgh->msg_controllen = tswapl(space);
691}
692
5fafdf24 693static long do_setsockopt(int sockfd, int level, int optname,
53a5960a 694 target_ulong optval, socklen_t optlen)
7854b056 695{
8853f86e 696 int val, ret;
3b46e624 697
8853f86e
FB		 698 switch(level) {
699 case SOL_TCP:
7854b056 700 /* TCP options all take an 'int' value. */
7854b056
FB		 701 if (optlen < sizeof(uint32_t))
702 return -EINVAL;
3b46e624 703
53a5960a 704 val = tget32(optval);
8853f86e
FB		 705 ret = get_errno(setsockopt(sockfd, level, optname, &val, sizeof(val)));
706 break;
707 case SOL_IP:
708 switch(optname) {
2efbe911
FB		 709 case IP_TOS:
710 case IP_TTL:
8853f86e 711 case IP_HDRINCL:
2efbe911
FB		 712 case IP_ROUTER_ALERT:
713 case IP_RECVOPTS:
714 case IP_RETOPTS:
715 case IP_PKTINFO:
716 case IP_MTU_DISCOVER:
717 case IP_RECVERR:
718 case IP_RECVTOS:
719#ifdef IP_FREEBIND
720 case IP_FREEBIND:
721#endif
722 case IP_MULTICAST_TTL:
723 case IP_MULTICAST_LOOP:
8853f86e
FB		 724 val = 0;
725 if (optlen >= sizeof(uint32_t)) {
53a5960a 726 val = tget32(optval);
8853f86e 727 } else if (optlen >= 1) {
53a5960a 728 val = tget8(optval);
8853f86e
FB		 729 }
730 ret = get_errno(setsockopt(sockfd, level, optname, &val, sizeof(val)));
731 break;
732 default:
733 goto unimplemented;
734 }
735 break;
3532fa74 736 case TARGET_SOL_SOCKET:
8853f86e
FB		 737 switch (optname) {
738 /* Options with 'int' argument. */
3532fa74
FB		 739 case TARGET_SO_DEBUG:
740 optname = SO_DEBUG;
741 break;
742 case TARGET_SO_REUSEADDR:
743 optname = SO_REUSEADDR;
744 break;
745 case TARGET_SO_TYPE:
746 optname = SO_TYPE;
747 break;
748 case TARGET_SO_ERROR:
749 optname = SO_ERROR;
750 break;
751 case TARGET_SO_DONTROUTE:
752 optname = SO_DONTROUTE;
753 break;
754 case TARGET_SO_BROADCAST:
755 optname = SO_BROADCAST;
756 break;
757 case TARGET_SO_SNDBUF:
758 optname = SO_SNDBUF;
759 break;
760 case TARGET_SO_RCVBUF:
761 optname = SO_RCVBUF;
762 break;
763 case TARGET_SO_KEEPALIVE:
764 optname = SO_KEEPALIVE;
765 break;
766 case TARGET_SO_OOBINLINE:
767 optname = SO_OOBINLINE;
768 break;
769 case TARGET_SO_NO_CHECK:
770 optname = SO_NO_CHECK;
771 break;
772 case TARGET_SO_PRIORITY:
773 optname = SO_PRIORITY;
774 break;
5e83e8e3 775#ifdef SO_BSDCOMPAT
3532fa74
FB		 776 case TARGET_SO_BSDCOMPAT:
777 optname = SO_BSDCOMPAT;
778 break;
5e83e8e3 779#endif
3532fa74
FB		 780 case TARGET_SO_PASSCRED:
781 optname = SO_PASSCRED;
782 break;
783 case TARGET_SO_TIMESTAMP:
784 optname = SO_TIMESTAMP;
785 break;
786 case TARGET_SO_RCVLOWAT:
787 optname = SO_RCVLOWAT;
788 break;
789 case TARGET_SO_RCVTIMEO:
790 optname = SO_RCVTIMEO;
791 break;
792 case TARGET_SO_SNDTIMEO:
793 optname = SO_SNDTIMEO;
794 break;
8853f86e
FB		 795 break;
796 default:
797 goto unimplemented;
798 }
3532fa74
FB		 799 if (optlen < sizeof(uint32_t))
800 return -EINVAL;
801
802 val = tget32(optval);
803 ret = get_errno(setsockopt(sockfd, SOL_SOCKET, optname, &val, sizeof(val)));
8853f86e 804 break;
7854b056 805 default:
8853f86e
FB		 806 unimplemented:
807 gemu_log("Unsupported setsockopt level=%d optname=%d \n", level, optname);
808 ret = -ENOSYS;
7854b056 809 }
8853f86e 810 return ret;
7854b056
FB		 811}
812
5fafdf24 813static long do_getsockopt(int sockfd, int level, int optname,
53a5960a 814 target_ulong optval, target_ulong optlen)
7854b056 815{
8853f86e
FB		 816 int len, lv, val, ret;
817
818 switch(level) {
3532fa74
FB		 819 case TARGET_SOL_SOCKET:
820 level = SOL_SOCKET;
8853f86e 821 switch (optname) {
3532fa74
FB		 822 case TARGET_SO_LINGER:
823 case TARGET_SO_RCVTIMEO:
824 case TARGET_SO_SNDTIMEO:
825 case TARGET_SO_PEERCRED:
826 case TARGET_SO_PEERNAME:
8853f86e
FB		 827 /* These don't just return a single integer */
828 goto unimplemented;
829 default:
2efbe911
FB		 830 goto int_case;
831 }
832 break;
833 case SOL_TCP:
834 /* TCP options all take an 'int' value. */
835 int_case:
53a5960a 836 len = tget32(optlen);
2efbe911
FB		 837 if (len < 0)
838 return -EINVAL;
839 lv = sizeof(int);
840 ret = get_errno(getsockopt(sockfd, level, optname, &val, &lv));
841 if (ret < 0)
842 return ret;
843 val = tswap32(val);
844 if (len > lv)
845 len = lv;
53a5960a
PB		 846 if (len == 4)
847 tput32(optval, val);
848 else
849 tput8(optval, val);
850 tput32(optlen, len);
2efbe911
FB		 851 break;
852 case SOL_IP:
853 switch(optname) {
854 case IP_TOS:
855 case IP_TTL:
856 case IP_HDRINCL:
857 case IP_ROUTER_ALERT:
858 case IP_RECVOPTS:
859 case IP_RETOPTS:
860 case IP_PKTINFO:
861 case IP_MTU_DISCOVER:
862 case IP_RECVERR:
863 case IP_RECVTOS:
864#ifdef IP_FREEBIND
865 case IP_FREEBIND:
866#endif
867 case IP_MULTICAST_TTL:
868 case IP_MULTICAST_LOOP:
53a5960a 869 len = tget32(optlen);
8853f86e
FB		 870 if (len < 0)
871 return -EINVAL;
872 lv = sizeof(int);
873 ret = get_errno(getsockopt(sockfd, level, optname, &val, &lv));
874 if (ret < 0)
875 return ret;
2efbe911 876 if (len < sizeof(int) && len > 0 && val >= 0 && val < 255) {
2efbe911 877 len = 1;
53a5960a
PB		 878 tput32(optlen, len);
879 tput8(optval, val);
2efbe911 880 } else {
2efbe911
FB		 881 if (len > sizeof(int))
882 len = sizeof(int);
53a5960a
PB		 883 tput32(optlen, len);
884 tput32(optval, val);
2efbe911 885 }
8853f86e 886 break;
2efbe911
FB		 887 default:
888 goto unimplemented;
8853f86e
FB		 889 }
890 break;
891 default:
892 unimplemented:
893 gemu_log("getsockopt level=%d optname=%d not yet supported\n",
894 level, optname);
895 ret = -ENOSYS;
896 break;
897 }
898 return ret;
7854b056
FB		 899}
900
53a5960a
PB		 901static void lock_iovec(struct iovec *vec, target_ulong target_addr,
902 int count, int copy)
903{
904 struct target_iovec *target_vec;
905 target_ulong base;
906 int i;
907
908 target_vec = lock_user(target_addr, count * sizeof(struct target_iovec), 1);
909 for(i = 0;i < count; i++) {
910 base = tswapl(target_vec[i].iov_base);
911 vec[i].iov_len = tswapl(target_vec[i].iov_len);
912 vec[i].iov_base = lock_user(base, vec[i].iov_len, copy);
913 }
914 unlock_user (target_vec, target_addr, 0);
915}
916
917static void unlock_iovec(struct iovec *vec, target_ulong target_addr,
918 int count, int copy)
919{
920 struct target_iovec *target_vec;
921 target_ulong base;
922 int i;
923
924 target_vec = lock_user(target_addr, count * sizeof(struct target_iovec), 1);
925 for(i = 0;i < count; i++) {
926 base = tswapl(target_vec[i].iov_base);
927 unlock_user(vec[i].iov_base, base, copy ? vec[i].iov_len : 0);
928 }
929 unlock_user (target_vec, target_addr, 0);
930}
931
3532fa74
FB		 932static long do_socket(int domain, int type, int protocol)
933{
934#if defined(TARGET_MIPS)
935 switch(type) {
936 case TARGET_SOCK_DGRAM:
937 type = SOCK_DGRAM;
938 break;
939 case TARGET_SOCK_STREAM:
940 type = SOCK_STREAM;
941 break;
942 case TARGET_SOCK_RAW:
943 type = SOCK_RAW;
944 break;
945 case TARGET_SOCK_RDM:
946 type = SOCK_RDM;
947 break;
948 case TARGET_SOCK_SEQPACKET:
949 type = SOCK_SEQPACKET;
950 break;
951 case TARGET_SOCK_PACKET:
952 type = SOCK_PACKET;
953 break;
954 }
955#endif
956 return get_errno(socket(domain, type, protocol));
957}
958
959static long do_bind(int sockfd, target_ulong target_addr,
960 socklen_t addrlen)
961{
962 void *addr = alloca(addrlen);
3b46e624 963
3532fa74
FB		 964 target_to_host_sockaddr(addr, target_addr, addrlen);
965 return get_errno(bind(sockfd, addr, addrlen));
966}
967
968static long do_connect(int sockfd, target_ulong target_addr,
969 socklen_t addrlen)
970{
971 void *addr = alloca(addrlen);
3b46e624 972
3532fa74
FB		 973 target_to_host_sockaddr(addr, target_addr, addrlen);
974 return get_errno(connect(sockfd, addr, addrlen));
975}
976
977static long do_sendrecvmsg(int fd, target_ulong target_msg,
978 int flags, int send)
979{
980 long ret;
981 struct target_msghdr *msgp;
982 struct msghdr msg;
983 int count;
984 struct iovec *vec;
985 target_ulong target_vec;
986
987 lock_user_struct(msgp, target_msg, 1);
988 if (msgp->msg_name) {
989 msg.msg_namelen = tswap32(msgp->msg_namelen);
990 msg.msg_name = alloca(msg.msg_namelen);
991 target_to_host_sockaddr(msg.msg_name, tswapl(msgp->msg_name),
992 msg.msg_namelen);
993 } else {
994 msg.msg_name = NULL;
995 msg.msg_namelen = 0;
996 }
997 msg.msg_controllen = 2 * tswapl(msgp->msg_controllen);
998 msg.msg_control = alloca(msg.msg_controllen);
999 msg.msg_flags = tswap32(msgp->msg_flags);
3b46e624 1000
3532fa74
FB		 1001 count = tswapl(msgp->msg_iovlen);
1002 vec = alloca(count * sizeof(struct iovec));
1003 target_vec = tswapl(msgp->msg_iov);
1004 lock_iovec(vec, target_vec, count, send);
1005 msg.msg_iovlen = count;
1006 msg.msg_iov = vec;
3b46e624 1007
3532fa74
FB		 1008 if (send) {
1009 target_to_host_cmsg(&msg, msgp);
1010 ret = get_errno(sendmsg(fd, &msg, flags));
1011 } else {
1012 ret = get_errno(recvmsg(fd, &msg, flags));
1013 if (!is_error(ret))
1014 host_to_target_cmsg(msgp, &msg);
1015 }
1016 unlock_iovec(vec, target_vec, count, !send);
1017 return ret;
1018}
1019
1be9e1dc
PB		 1020static long do_accept(int fd, target_ulong target_addr,
1021 target_ulong target_addrlen)
1022{
1023 socklen_t addrlen = tget32(target_addrlen);
197ea35a 1024 void *addr = alloca(addrlen);
1be9e1dc
PB		 1025 long ret;
1026
1027 ret = get_errno(accept(fd, addr, &addrlen));
1028 if (!is_error(ret)) {
1029 host_to_target_sockaddr(target_addr, addr, addrlen);
1030 tput32(target_addrlen, addrlen);
1031 }
1032 return ret;
1033}
1034
1035static long do_getpeername(int fd, target_ulong target_addr,
1036 target_ulong target_addrlen)
1037{
1038 socklen_t addrlen = tget32(target_addrlen);
01c227fb 1039 void *addr = alloca(addrlen);
1be9e1dc
PB		 1040 long ret;
1041
1042 ret = get_errno(getpeername(fd, addr, &addrlen));
1043 if (!is_error(ret)) {
1044 host_to_target_sockaddr(target_addr, addr, addrlen);
1045 tput32(target_addrlen, addrlen);
1046 }
1047 return ret;
1048}
1049
1050static long do_getsockname(int fd, target_ulong target_addr,
1051 target_ulong target_addrlen)
1052{
1053 socklen_t addrlen = tget32(target_addrlen);
01c227fb 1054 void *addr = alloca(addrlen);
1be9e1dc
PB		 1055 long ret;
1056
1057 ret = get_errno(getsockname(fd, addr, &addrlen));
1058 if (!is_error(ret)) {
1059 host_to_target_sockaddr(target_addr, addr, addrlen);
1060 tput32(target_addrlen, addrlen);
1061 }
1062 return ret;
1063}
1064
1065static long do_socketpair(int domain, int type, int protocol,
1066 target_ulong target_tab)
1067{
1068 int tab[2];
1069 long ret;
1070
1071 ret = get_errno(socketpair(domain, type, protocol, tab));
1072 if (!is_error(ret)) {
1073 tput32(target_tab, tab[0]);
1074 tput32(target_tab + 4, tab[1]);
1075 }
1076 return ret;
1077}
1078
1079static long do_sendto(int fd, target_ulong msg, size_t len, int flags,
1080 target_ulong target_addr, socklen_t addrlen)
1081{
1082 void *addr;
1083 void *host_msg;
1084 long ret;
1085
1086 host_msg = lock_user(msg, len, 1);
1087 if (target_addr) {
1088 addr = alloca(addrlen);
1089 target_to_host_sockaddr(addr, target_addr, addrlen);
1090 ret = get_errno(sendto(fd, host_msg, len, flags, addr, addrlen));
1091 } else {
1092 ret = get_errno(send(fd, host_msg, len, flags));
1093 }
1094 unlock_user(host_msg, msg, 0);
1095 return ret;
1096}
1097
1098static long do_recvfrom(int fd, target_ulong msg, size_t len, int flags,
1099 target_ulong target_addr, target_ulong target_addrlen)
1100{
1101 socklen_t addrlen;
1102 void *addr;
1103 void *host_msg;
1104 long ret;
1105
1106 host_msg = lock_user(msg, len, 0);
1107 if (target_addr) {
1108 addrlen = tget32(target_addrlen);
1109 addr = alloca(addrlen);
1110 ret = get_errno(recvfrom(fd, host_msg, len, flags, addr, &addrlen));
1111 } else {
1112 addr = NULL; /* To keep compiler quiet. */
1113 ret = get_errno(recv(fd, host_msg, len, flags));
1114 }
1115 if (!is_error(ret)) {
1116 if (target_addr) {
1117 host_to_target_sockaddr(target_addr, addr, addrlen);
1118 tput32(target_addrlen, addrlen);
1119 }
1120 unlock_user(host_msg, msg, len);
1121 } else {
1122 unlock_user(host_msg, msg, 0);
1123 }
1124 return ret;
1125}
1126
85aa199a 1127static long do_socketcall(int num, target_ulong vptr)
31e31b8a
FB		 1128{
1129 long ret;
53a5960a 1130 const int n = sizeof(target_ulong);
31e31b8a
FB		 1131
1132 switch(num) {
1133 case SOCKOP_socket:
7854b056 1134 {
53a5960a
PB		 1135 int domain = tgetl(vptr);
1136 int type = tgetl(vptr + n);
1137 int protocol = tgetl(vptr + 2 * n);
3532fa74 1138 ret = do_socket(domain, type, protocol);
7854b056 1139 }
31e31b8a
FB		 1140 break;
1141 case SOCKOP_bind:
7854b056 1142 {
53a5960a
PB		 1143 int sockfd = tgetl(vptr);
1144 target_ulong target_addr = tgetl(vptr + n);
1145 socklen_t addrlen = tgetl(vptr + 2 * n);
3532fa74 1146 ret = do_bind(sockfd, target_addr, addrlen);
7854b056 1147 }
31e31b8a
FB		 1148 break;
1149 case SOCKOP_connect:
7854b056 1150 {
53a5960a
PB		 1151 int sockfd = tgetl(vptr);
1152 target_ulong target_addr = tgetl(vptr + n);
1153 socklen_t addrlen = tgetl(vptr + 2 * n);
3532fa74 1154 ret = do_connect(sockfd, target_addr, addrlen);
7854b056 1155 }
31e31b8a
FB		 1156 break;
1157 case SOCKOP_listen:
7854b056 1158 {
53a5960a
PB		 1159 int sockfd = tgetl(vptr);
1160 int backlog = tgetl(vptr + n);
7854b056
FB		 1161 ret = get_errno(listen(sockfd, backlog));
1162 }
31e31b8a
FB		 1163 break;
1164 case SOCKOP_accept:
1165 {
53a5960a
PB		 1166 int sockfd = tgetl(vptr);
1167 target_ulong target_addr = tgetl(vptr + n);
1168 target_ulong target_addrlen = tgetl(vptr + 2 * n);
1be9e1dc 1169 ret = do_accept(sockfd, target_addr, target_addrlen);
31e31b8a
FB		 1170 }
1171 break;
1172 case SOCKOP_getsockname:
1173 {
53a5960a
PB		 1174 int sockfd = tgetl(vptr);
1175 target_ulong target_addr = tgetl(vptr + n);
1176 target_ulong target_addrlen = tgetl(vptr + 2 * n);
1be9e1dc 1177 ret = do_getsockname(sockfd, target_addr, target_addrlen);
31e31b8a
FB		 1178 }
1179 break;
1180 case SOCKOP_getpeername:
1181 {
53a5960a
PB		 1182 int sockfd = tgetl(vptr);
1183 target_ulong target_addr = tgetl(vptr + n);
1184 target_ulong target_addrlen = tgetl(vptr + 2 * n);
1be9e1dc 1185 ret = do_getpeername(sockfd, target_addr, target_addrlen);
31e31b8a
FB		 1186 }
1187 break;
1188 case SOCKOP_socketpair:
1189 {
53a5960a
PB		 1190 int domain = tgetl(vptr);
1191 int type = tgetl(vptr + n);
1192 int protocol = tgetl(vptr + 2 * n);
1be9e1dc
PB		 1193 target_ulong tab = tgetl(vptr + 3 * n);
1194 ret = do_socketpair(domain, type, protocol, tab);
31e31b8a
FB		 1195 }
1196 break;
1197 case SOCKOP_send:
7854b056 1198 {
53a5960a
PB		 1199 int sockfd = tgetl(vptr);
1200 target_ulong msg = tgetl(vptr + n);
1201 size_t len = tgetl(vptr + 2 * n);
1202 int flags = tgetl(vptr + 3 * n);
1be9e1dc 1203 ret = do_sendto(sockfd, msg, len, flags, 0, 0);
7854b056 1204 }
31e31b8a
FB		 1205 break;
1206 case SOCKOP_recv:
7854b056 1207 {
53a5960a
PB		 1208 int sockfd = tgetl(vptr);
1209 target_ulong msg = tgetl(vptr + n);
1210 size_t len = tgetl(vptr + 2 * n);
1211 int flags = tgetl(vptr + 3 * n);
1be9e1dc 1212 ret = do_recvfrom(sockfd, msg, len, flags, 0, 0);
7854b056 1213 }
31e31b8a
FB		 1214 break;
1215 case SOCKOP_sendto:
7854b056 1216 {
53a5960a
PB		 1217 int sockfd = tgetl(vptr);
1218 target_ulong msg = tgetl(vptr + n);
1219 size_t len = tgetl(vptr + 2 * n);
1220 int flags = tgetl(vptr + 3 * n);
1be9e1dc 1221 target_ulong addr = tgetl(vptr + 4 * n);
53a5960a 1222 socklen_t addrlen = tgetl(vptr + 5 * n);
1be9e1dc 1223 ret = do_sendto(sockfd, msg, len, flags, addr, addrlen);
7854b056 1224 }
31e31b8a
FB		 1225 break;
1226 case SOCKOP_recvfrom:
1227 {
53a5960a
PB		 1228 int sockfd = tgetl(vptr);
1229 target_ulong msg = tgetl(vptr + n);
1230 size_t len = tgetl(vptr + 2 * n);
1231 int flags = tgetl(vptr + 3 * n);
1be9e1dc
PB		 1232 target_ulong addr = tgetl(vptr + 4 * n);
1233 target_ulong addrlen = tgetl(vptr + 5 * n);
1234 ret = do_recvfrom(sockfd, msg, len, flags, addr, addrlen);
31e31b8a
FB		 1235 }
1236 break;
1237 case SOCKOP_shutdown:
7854b056 1238 {
53a5960a
PB		 1239 int sockfd = tgetl(vptr);
1240 int how = tgetl(vptr + n);
7854b056
FB		 1241
1242 ret = get_errno(shutdown(sockfd, how));
1243 }
31e31b8a
FB		 1244 break;
1245 case SOCKOP_sendmsg:
1246 case SOCKOP_recvmsg:
1a9353d2
FB		 1247 {
1248 int fd;
53a5960a 1249 target_ulong target_msg;
3532fa74 1250 int flags;
1a9353d2 1251
53a5960a 1252 fd = tgetl(vptr);
3532fa74 1253 target_msg = tgetl(vptr + n);
53a5960a 1254 flags = tgetl(vptr + 2 * n);
3532fa74 1255
5fafdf24 1256 ret = do_sendrecvmsg(fd, target_msg, flags,
3532fa74 1257 (num == SOCKOP_sendmsg));
1a9353d2
FB		 1258 }
1259 break;
31e31b8a 1260 case SOCKOP_setsockopt:
7854b056 1261 {
53a5960a
PB		 1262 int sockfd = tgetl(vptr);
1263 int level = tgetl(vptr + n);
1264 int optname = tgetl(vptr + 2 * n);
1265 target_ulong optval = tgetl(vptr + 3 * n);
1266 socklen_t optlen = tgetl(vptr + 4 * n);
7854b056
FB		 1267
1268 ret = do_setsockopt(sockfd, level, optname, optval, optlen);
1269 }
1270 break;
31e31b8a 1271 case SOCKOP_getsockopt:
7854b056 1272 {
53a5960a
PB		 1273 int sockfd = tgetl(vptr);
1274 int level = tgetl(vptr + n);
1275 int optname = tgetl(vptr + 2 * n);
1276 target_ulong optval = tgetl(vptr + 3 * n);
1277 target_ulong poptlen = tgetl(vptr + 4 * n);
7854b056 1278
8853f86e 1279 ret = do_getsockopt(sockfd, level, optname, optval, poptlen);
7854b056
FB		 1280 }
1281 break;
31e31b8a
FB		 1282 default:
1283 gemu_log("Unsupported socketcall: %d\n", num);
1284 ret = -ENOSYS;
1285 break;
1286 }
1287 return ret;
1288}
1289
8853f86e
FB		 1290#define N_SHM_REGIONS 32
1291
1292static struct shm_region {
1293 uint32_t start;
1294 uint32_t size;
1295} shm_regions[N_SHM_REGIONS];
1296
3eb6b044
TS		 1297struct target_ipc_perm
1298{
1299 target_long __key;
1300 target_ulong uid;
1301 target_ulong gid;
1302 target_ulong cuid;
1303 target_ulong cgid;
1304 unsigned short int mode;
1305 unsigned short int __pad1;
1306 unsigned short int __seq;
1307 unsigned short int __pad2;
1308 target_ulong __unused1;
1309 target_ulong __unused2;
1310};
1311
1312struct target_semid_ds
1313{
1314 struct target_ipc_perm sem_perm;
1315 target_ulong sem_otime;
1316 target_ulong __unused1;
1317 target_ulong sem_ctime;
1318 target_ulong __unused2;
1319 target_ulong sem_nsems;
1320 target_ulong __unused3;
1321 target_ulong __unused4;
1322};
1323
1324static inline void target_to_host_ipc_perm(struct ipc_perm *host_ip,
1325 target_ulong target_addr)
1326{
1327 struct target_ipc_perm *target_ip;
1328 struct target_semid_ds *target_sd;
1329
1330 lock_user_struct(target_sd, target_addr, 1);
1331 target_ip=&(target_sd->sem_perm);
1332 host_ip->__key = tswapl(target_ip->__key);
1333 host_ip->uid = tswapl(target_ip->uid);
1334 host_ip->gid = tswapl(target_ip->gid);
1335 host_ip->cuid = tswapl(target_ip->cuid);
1336 host_ip->cgid = tswapl(target_ip->cgid);
1337 host_ip->mode = tswapl(target_ip->mode);
1338 unlock_user_struct(target_sd, target_addr, 0);
1339}
1340
1341static inline void host_to_target_ipc_perm(target_ulong target_addr,
1342 struct ipc_perm *host_ip)
1343{
1344 struct target_ipc_perm *target_ip;
1345 struct target_semid_ds *target_sd;
1346
1347 lock_user_struct(target_sd, target_addr, 0);
1348 target_ip = &(target_sd->sem_perm);
1349 target_ip->__key = tswapl(host_ip->__key);
1350 target_ip->uid = tswapl(host_ip->uid);
1351 target_ip->gid = tswapl(host_ip->gid);
1352 target_ip->cuid = tswapl(host_ip->cuid);
1353 target_ip->cgid = tswapl(host_ip->cgid);
1354 target_ip->mode = tswapl(host_ip->mode);
1355 unlock_user_struct(target_sd, target_addr, 1);
1356}
1357
1358static inline void target_to_host_semid_ds(struct semid_ds *host_sd,
1359 target_ulong target_addr)
1360{
1361 struct target_semid_ds *target_sd;
1362
1363 lock_user_struct(target_sd, target_addr, 1);
1364 target_to_host_ipc_perm(&(host_sd->sem_perm),target_addr);
1365 host_sd->sem_nsems = tswapl(target_sd->sem_nsems);
1366 host_sd->sem_otime = tswapl(target_sd->sem_otime);
1367 host_sd->sem_ctime = tswapl(target_sd->sem_ctime);
1368 unlock_user_struct(target_sd, target_addr, 0);
1369}
1370
1371static inline void host_to_target_semid_ds(target_ulong target_addr,
1372 struct semid_ds *host_sd)
1373{
1374 struct target_semid_ds *target_sd;
1375
1376 lock_user_struct(target_sd, target_addr, 0);
1377 host_to_target_ipc_perm(target_addr,&(host_sd->sem_perm));
1378 target_sd->sem_nsems = tswapl(host_sd->sem_nsems);
1379 target_sd->sem_otime = tswapl(host_sd->sem_otime);
1380 target_sd->sem_ctime = tswapl(host_sd->sem_ctime);
1381 unlock_user_struct(target_sd, target_addr, 1);
1382}
1383
fa294816
TS		 1384union semun {
1385 int val;
3eb6b044 1386 struct semid_ds *buf;
fa294816
TS		 1387 unsigned short *array;
1388};
1389
3eb6b044
TS		 1390union target_semun {
1391 int val;
1392 target_long buf;
1393 unsigned short int *array;
1394};
1395
1396static inline void target_to_host_semun(unsigned long cmd,
1397 union semun *host_su,
1398 target_ulong target_addr,
1399 struct semid_ds *ds)
1400{
1401 union target_semun *target_su;
1402
1403 switch( cmd ) {
1404 case IPC_STAT:
1405 case IPC_SET:
1406 lock_user_struct(target_su, target_addr, 1);
1407 target_to_host_semid_ds(ds,target_su->buf);
1408 host_su->buf = ds;
1409 unlock_user_struct(target_su, target_addr, 0);
1410 break;
1411 case GETVAL:
1412 case SETVAL:
1413 lock_user_struct(target_su, target_addr, 1);
1414 host_su->val = tswapl(target_su->val);
1415 unlock_user_struct(target_su, target_addr, 0);
1416 break;
1417 case GETALL:
1418 case SETALL:
1419 lock_user_struct(target_su, target_addr, 1);
1420 *host_su->array = tswap16(*target_su->array);
1421 unlock_user_struct(target_su, target_addr, 0);
1422 break;
1423 default:
1424 gemu_log("semun operation not fully supported: %d\n", (int)cmd);
1425 }
1426}
1427
1428static inline void host_to_target_semun(unsigned long cmd,
1429 target_ulong target_addr,
1430 union semun *host_su,
1431 struct semid_ds *ds)
1432{
1433 union target_semun *target_su;
1434
1435 switch( cmd ) {
1436 case IPC_STAT:
1437 case IPC_SET:
1438 lock_user_struct(target_su, target_addr, 0);
1439 host_to_target_semid_ds(target_su->buf,ds);
1440 unlock_user_struct(target_su, target_addr, 1);
1441 break;
1442 case GETVAL:
1443 case SETVAL:
1444 lock_user_struct(target_su, target_addr, 0);
1445 target_su->val = tswapl(host_su->val);
1446 unlock_user_struct(target_su, target_addr, 1);
1447 break;
1448 case GETALL:
1449 case SETALL:
1450 lock_user_struct(target_su, target_addr, 0);
1451 *target_su->array = tswap16(*host_su->array);
1452 unlock_user_struct(target_su, target_addr, 1);
1453 break;
1454 default:
1455 gemu_log("semun operation not fully supported: %d\n", (int)cmd);
1456 }
1457}
1458
1459static inline long do_semctl(long first, long second, long third, long ptr)
1460{
1461 union semun arg;
1462 struct semid_ds dsarg;
1463 int cmd = third&0xff;
1464 long ret = 0;
1465
1466 switch( cmd ) {
1467 case GETVAL:
1468 target_to_host_semun(cmd,&arg,ptr,&dsarg);
1469 ret = get_errno(semctl(first, second, cmd, arg));
1470 host_to_target_semun(cmd,ptr,&arg,&dsarg);
1471 break;
1472 case SETVAL:
1473 target_to_host_semun(cmd,&arg,ptr,&dsarg);
1474 ret = get_errno(semctl(first, second, cmd, arg));
1475 host_to_target_semun(cmd,ptr,&arg,&dsarg);
1476 break;
1477 case GETALL:
1478 target_to_host_semun(cmd,&arg,ptr,&dsarg);
1479 ret = get_errno(semctl(first, second, cmd, arg));
1480 host_to_target_semun(cmd,ptr,&arg,&dsarg);
1481 break;
1482 case SETALL:
1483 target_to_host_semun(cmd,&arg,ptr,&dsarg);
1484 ret = get_errno(semctl(first, second, cmd, arg));
1485 host_to_target_semun(cmd,ptr,&arg,&dsarg);
1486 break;
1487 case IPC_STAT:
1488 target_to_host_semun(cmd,&arg,ptr,&dsarg);
1489 ret = get_errno(semctl(first, second, cmd, arg));
1490 host_to_target_semun(cmd,ptr,&arg,&dsarg);
1491 break;
1492 case IPC_SET:
1493 target_to_host_semun(cmd,&arg,ptr,&dsarg);
1494 ret = get_errno(semctl(first, second, cmd, arg));
1495 host_to_target_semun(cmd,ptr,&arg,&dsarg);
1496 break;
1497 default:
1498 ret = get_errno(semctl(first, second, cmd, arg));
1499 }
1500
1501 return ret;
1502}
1503
1bc012f6
TS		 1504struct target_msqid_ds
1505{
1506 struct target_ipc_perm msg_perm;
1507 target_ulong msg_stime;
1508 target_ulong __unused1;
1509 target_ulong msg_rtime;
1510 target_ulong __unused2;
1511 target_ulong msg_ctime;
1512 target_ulong __unused3;
1513 target_ulong __msg_cbytes;
1514 target_ulong msg_qnum;
1515 target_ulong msg_qbytes;
1516 target_ulong msg_lspid;
1517 target_ulong msg_lrpid;
1518 target_ulong __unused4;
1519 target_ulong __unused5;
1520};
1521
1522static inline void target_to_host_msqid_ds(struct msqid_ds *host_md,
1523 target_ulong target_addr)
1524{
1525 struct target_msqid_ds *target_md;
1526
1527 lock_user_struct(target_md, target_addr, 1);
1528 target_to_host_ipc_perm(&(host_md->msg_perm),target_addr);
1529 host_md->msg_stime = tswapl(target_md->msg_stime);
1530 host_md->msg_rtime = tswapl(target_md->msg_rtime);
1531 host_md->msg_ctime = tswapl(target_md->msg_ctime);
1532 host_md->__msg_cbytes = tswapl(target_md->__msg_cbytes);
1533 host_md->msg_qnum = tswapl(target_md->msg_qnum);
1534 host_md->msg_qbytes = tswapl(target_md->msg_qbytes);
1535 host_md->msg_lspid = tswapl(target_md->msg_lspid);
1536 host_md->msg_lrpid = tswapl(target_md->msg_lrpid);
1537 unlock_user_struct(target_md, target_addr, 0);
1538}
1539
1540static inline void host_to_target_msqid_ds(target_ulong target_addr,
1541 struct msqid_ds *host_md)
1542{
1543 struct target_msqid_ds *target_md;
1544
1545 lock_user_struct(target_md, target_addr, 0);
1546 host_to_target_ipc_perm(target_addr,&(host_md->msg_perm));
1547 target_md->msg_stime = tswapl(host_md->msg_stime);
1548 target_md->msg_rtime = tswapl(host_md->msg_rtime);
1549 target_md->msg_ctime = tswapl(host_md->msg_ctime);
1550 target_md->__msg_cbytes = tswapl(host_md->__msg_cbytes);
1551 target_md->msg_qnum = tswapl(host_md->msg_qnum);
1552 target_md->msg_qbytes = tswapl(host_md->msg_qbytes);
1553 target_md->msg_lspid = tswapl(host_md->msg_lspid);
1554 target_md->msg_lrpid = tswapl(host_md->msg_lrpid);
1555 unlock_user_struct(target_md, target_addr, 1);
1556}
1557
1558static inline long do_msgctl(long first, long second, long ptr)
1559{
1560 struct msqid_ds dsarg;
1561 int cmd = second&0xff;
1562 long ret = 0;
1563 switch( cmd ) {
1564 case IPC_STAT:
1565 case IPC_SET:
1566 target_to_host_msqid_ds(&dsarg,ptr);
1567 ret = get_errno(msgctl(first, cmd, &dsarg));
1568 host_to_target_msqid_ds(ptr,&dsarg);
1569 default:
1570 ret = get_errno(msgctl(first, cmd, &dsarg));
1571 }
1572 return ret;
1573}
1574
1575struct target_msgbuf {
1576 target_ulong mtype;
1577 char mtext[1];
1578};
1579
1580static inline long do_msgsnd(long msqid, long msgp, long msgsz, long msgflg)
1581{
1582 struct target_msgbuf *target_mb;
1583 struct msgbuf *host_mb;
1584 long ret = 0;
1585
1586 lock_user_struct(target_mb,msgp,0);
1587 host_mb = malloc(msgsz+sizeof(long));
1588 host_mb->mtype = tswapl(target_mb->mtype);
1589 memcpy(host_mb->mtext,target_mb->mtext,msgsz);
1590 ret = get_errno(msgsnd(msqid, host_mb, msgsz, msgflg));
1591 free(host_mb);
1592 unlock_user_struct(target_mb, msgp, 0);
1593
1594 return ret;
1595}
1596
1597static inline long do_msgrcv(long msqid, long msgp, long msgsz, long msgtype, long msgflg)
1598{
1599 struct target_msgbuf *target_mb;
1600 struct msgbuf *host_mb;
1601 long ret = 0;
1602
1603 lock_user_struct(target_mb, msgp, 0);
1604 host_mb = malloc(msgsz+sizeof(long));
1605 ret = get_errno(msgrcv(msqid, host_mb, msgsz, 1, msgflg));
1606 if (ret > 0)
1607 memcpy(target_mb->mtext, host_mb->mtext, ret);
1608 target_mb->mtype = tswapl(host_mb->mtype);
1609 free(host_mb);
1610 unlock_user_struct(target_mb, msgp, 0);
1611
1612 return ret;
1613}
1614
53a5960a 1615/* ??? This only works with linear mappings. */
8853f86e
FB		 1616static long do_ipc(long call, long first, long second, long third,
1617 long ptr, long fifth)
1618{
1619 int version;
1620 long ret = 0;
1621 unsigned long raddr;
1622 struct shmid_ds shm_info;
1623 int i;
1624
1625 version = call >> 16;
1626 call &= 0xffff;
1627
1628 switch (call) {
fa294816
TS		 1629 case IPCOP_semop:
1630 ret = get_errno(semop(first,(struct sembuf *) ptr, second));
1631 break;
1632
1633 case IPCOP_semget:
1634 ret = get_errno(semget(first, second, third));
1635 break;
1636
1637 case IPCOP_semctl:
3eb6b044 1638 ret = do_semctl(first, second, third, ptr);
fa294816
TS		 1639 break;
1640
1641 case IPCOP_semtimedop:
1642 gemu_log("Unsupported ipc call: %ld (version %d)\n", call, version);
1643 ret = -ENOSYS;
1644 break;
d96372ef
TS		 1645
1646 case IPCOP_msgget:
1647 ret = get_errno(msgget(first, second));
1648 break;
1649
1650 case IPCOP_msgsnd:
1bc012f6 1651 ret = do_msgsnd(first, ptr, second, third);
d96372ef
TS		 1652 break;
1653
1654 case IPCOP_msgctl:
1bc012f6 1655 ret = do_msgctl(first, second, ptr);
d96372ef
TS		 1656 break;
1657
1658 case IPCOP_msgrcv:
1bc012f6
TS		 1659 {
1660 struct ipc_kludge
1661 {
1662 void *__unbounded msgp;
1663 long int msgtyp;
1664 };
d96372ef 1665
1bc012f6
TS		 1666 struct ipc_kludge *foo = (struct ipc_kludge *) ptr;
1667 struct msgbuf *msgp = (struct msgbuf *) foo->msgp;
d96372ef 1668
1bc012f6 1669 ret = do_msgrcv(first, (long)msgp, second, 0, third);
d96372ef 1670
1bc012f6 1671 }
d96372ef
TS		 1672 break;
1673
8853f86e
FB		 1674 case IPCOP_shmat:
1675 /* SHM_* flags are the same on all linux platforms */
1676 ret = get_errno((long) shmat(first, (void *) ptr, second));
1677 if (is_error(ret))
1678 break;
1679 raddr = ret;
1680 /* find out the length of the shared memory segment */
3b46e624 1681
8853f86e
FB		 1682 ret = get_errno(shmctl(first, IPC_STAT, &shm_info));
1683 if (is_error(ret)) {
1684 /* can't get length, bail out */
1685 shmdt((void *) raddr);
1686 break;
1687 }
1688 page_set_flags(raddr, raddr + shm_info.shm_segsz,
1689 PAGE_VALID | PAGE_READ |
1690 ((second & SHM_RDONLY)? 0: PAGE_WRITE));
1691 for (i = 0; i < N_SHM_REGIONS; ++i) {
1692 if (shm_regions[i].start == 0) {
1693 shm_regions[i].start = raddr;
1694 shm_regions[i].size = shm_info.shm_segsz;
1695 break;
1696 }
1697 }
1698 if (put_user(raddr, (uint32_t *)third))
1699 return -EFAULT;
1700 ret = 0;
1701 break;
1702 case IPCOP_shmdt:
1703 for (i = 0; i < N_SHM_REGIONS; ++i) {
1704 if (shm_regions[i].start == ptr) {
1705 shm_regions[i].start = 0;
1706 page_set_flags(ptr, shm_regions[i].size, 0);
1707 break;
1708 }
1709 }
1710 ret = get_errno(shmdt((void *) ptr));
1711 break;
1712
1713 case IPCOP_shmget:
1714 /* IPC_* flag values are the same on all linux platforms */
1715 ret = get_errno(shmget(first, second, third));
1716 break;
1717
1718 /* IPC_* and SHM_* command values are the same on all linux platforms */
1719 case IPCOP_shmctl:
1720 switch(second) {
1721 case IPC_RMID:
1722 case SHM_LOCK:
1723 case SHM_UNLOCK:
1724 ret = get_errno(shmctl(first, second, NULL));
1725 break;
1726 default:
1727 goto unimplemented;
1728 }
1729 break;
1730 default:
1731 unimplemented:
1732 gemu_log("Unsupported ipc call: %ld (version %d)\n", call, version);
1733 ret = -ENOSYS;
1734 break;
1735 }
1736 return ret;
1737}
1738
31e31b8a
FB		 1739/* kernel structure types definitions */
1740#define IFNAMSIZ 16
1741
1742#define STRUCT(name, list...) STRUCT_ ## name,
1743#define STRUCT_SPECIAL(name) STRUCT_ ## name,
1744enum {
1745#include "syscall_types.h"
1746};
1747#undef STRUCT
1748#undef STRUCT_SPECIAL
1749
1750#define STRUCT(name, list...) const argtype struct_ ## name ## _def[] = { list, TYPE_NULL };
1751#define STRUCT_SPECIAL(name)
1752#include "syscall_types.h"
1753#undef STRUCT
1754#undef STRUCT_SPECIAL
1755
1756typedef struct IOCTLEntry {
2ab83ea7
FB		 1757 unsigned int target_cmd;
1758 unsigned int host_cmd;
31e31b8a
FB		 1759 const char *name;
1760 int access;
1a9353d2 1761 const argtype arg_type[5];
31e31b8a
FB		 1762} IOCTLEntry;
1763
1764#define IOC_R 0x0001
1765#define IOC_W 0x0002
1766#define IOC_RW (IOC_R | IOC_W)
1767
1768#define MAX_STRUCT_SIZE 4096
1769
2ab83ea7 1770IOCTLEntry ioctl_entries[] = {
31e31b8a
FB		 1771#define IOCTL(cmd, access, types...) \
1772 { TARGET_ ## cmd, cmd, #cmd, access, { types } },
1773#include "ioctls.h"
1774 { 0, 0, },
1775};
1776
53a5960a 1777/* ??? Implement proper locking for ioctls. */
31e31b8a
FB		 1778static long do_ioctl(long fd, long cmd, long arg)
1779{
1780 const IOCTLEntry *ie;
1781 const argtype *arg_type;
1782 long ret;
1783 uint8_t buf_temp[MAX_STRUCT_SIZE];
53a5960a
PB		 1784 int target_size;
1785 void *argptr;
31e31b8a
FB		 1786
1787 ie = ioctl_entries;
1788 for(;;) {
1789 if (ie->target_cmd == 0) {
1790 gemu_log("Unsupported ioctl: cmd=0x%04lx\n", cmd);
1791 return -ENOSYS;
1792 }
1793 if (ie->target_cmd == cmd)
1794 break;
1795 ie++;
1796 }
1797 arg_type = ie->arg_type;
9de5e440 1798#if defined(DEBUG)
72f03900
FB		 1799 gemu_log("ioctl: cmd=0x%04lx (%s)\n", cmd, ie->name);
1800#endif
31e31b8a
FB		 1801 switch(arg_type[0]) {
1802 case TYPE_NULL:
1803 /* no argument */
1804 ret = get_errno(ioctl(fd, ie->host_cmd));
1805 break;
1806 case TYPE_PTRVOID:
1807 case TYPE_INT:
1808 /* int argment */
1809 ret = get_errno(ioctl(fd, ie->host_cmd, arg));
1810 break;
1811 case TYPE_PTR:
1812 arg_type++;
53a5960a 1813 target_size = thunk_type_size(arg_type, 0);
31e31b8a
FB		 1814 switch(ie->access) {
1815 case IOC_R:
1816 ret = get_errno(ioctl(fd, ie->host_cmd, buf_temp));
1817 if (!is_error(ret)) {
53a5960a
PB		 1818 argptr = lock_user(arg, target_size, 0);
1819 thunk_convert(argptr, buf_temp, arg_type, THUNK_TARGET);
1820 unlock_user(argptr, arg, target_size);
31e31b8a
FB		 1821 }
1822 break;
1823 case IOC_W:
53a5960a
PB		 1824 argptr = lock_user(arg, target_size, 1);
1825 thunk_convert(buf_temp, argptr, arg_type, THUNK_HOST);
1826 unlock_user(argptr, arg, 0);
31e31b8a
FB		 1827 ret = get_errno(ioctl(fd, ie->host_cmd, buf_temp));
1828 break;
1829 default:
1830 case IOC_RW:
53a5960a
PB		 1831 argptr = lock_user(arg, target_size, 1);
1832 thunk_convert(buf_temp, argptr, arg_type, THUNK_HOST);
1833 unlock_user(argptr, arg, 0);
31e31b8a
FB		 1834 ret = get_errno(ioctl(fd, ie->host_cmd, buf_temp));
1835 if (!is_error(ret)) {
53a5960a
PB		 1836 argptr = lock_user(arg, target_size, 0);
1837 thunk_convert(argptr, buf_temp, arg_type, THUNK_TARGET);
1838 unlock_user(argptr, arg, target_size);
31e31b8a
FB		 1839 }
1840 break;
1841 }
1842 break;
1843 default:
1844 gemu_log("Unsupported ioctl type: cmd=0x%04lx type=%d\n", cmd, arg_type[0]);
1845 ret = -ENOSYS;
1846 break;
1847 }
1848 return ret;
1849}
1850
1851bitmask_transtbl iflag_tbl[] = {
1852 { TARGET_IGNBRK, TARGET_IGNBRK, IGNBRK, IGNBRK },
1853 { TARGET_BRKINT, TARGET_BRKINT, BRKINT, BRKINT },
1854 { TARGET_IGNPAR, TARGET_IGNPAR, IGNPAR, IGNPAR },
1855 { TARGET_PARMRK, TARGET_PARMRK, PARMRK, PARMRK },
1856 { TARGET_INPCK, TARGET_INPCK, INPCK, INPCK },
1857 { TARGET_ISTRIP, TARGET_ISTRIP, ISTRIP, ISTRIP },
1858 { TARGET_INLCR, TARGET_INLCR, INLCR, INLCR },
1859 { TARGET_IGNCR, TARGET_IGNCR, IGNCR, IGNCR },
1860 { TARGET_ICRNL, TARGET_ICRNL, ICRNL, ICRNL },
1861 { TARGET_IUCLC, TARGET_IUCLC, IUCLC, IUCLC },
1862 { TARGET_IXON, TARGET_IXON, IXON, IXON },
1863 { TARGET_IXANY, TARGET_IXANY, IXANY, IXANY },
1864 { TARGET_IXOFF, TARGET_IXOFF, IXOFF, IXOFF },
1865 { TARGET_IMAXBEL, TARGET_IMAXBEL, IMAXBEL, IMAXBEL },
1866 { 0, 0, 0, 0 }
1867};
1868
1869bitmask_transtbl oflag_tbl[] = {
1870 { TARGET_OPOST, TARGET_OPOST, OPOST, OPOST },
1871 { TARGET_OLCUC, TARGET_OLCUC, OLCUC, OLCUC },
1872 { TARGET_ONLCR, TARGET_ONLCR, ONLCR, ONLCR },
1873 { TARGET_OCRNL, TARGET_OCRNL, OCRNL, OCRNL },
1874 { TARGET_ONOCR, TARGET_ONOCR, ONOCR, ONOCR },
1875 { TARGET_ONLRET, TARGET_ONLRET, ONLRET, ONLRET },
1876 { TARGET_OFILL, TARGET_OFILL, OFILL, OFILL },
1877 { TARGET_OFDEL, TARGET_OFDEL, OFDEL, OFDEL },
1878 { TARGET_NLDLY, TARGET_NL0, NLDLY, NL0 },
1879 { TARGET_NLDLY, TARGET_NL1, NLDLY, NL1 },
1880 { TARGET_CRDLY, TARGET_CR0, CRDLY, CR0 },
1881 { TARGET_CRDLY, TARGET_CR1, CRDLY, CR1 },
1882 { TARGET_CRDLY, TARGET_CR2, CRDLY, CR2 },
1883 { TARGET_CRDLY, TARGET_CR3, CRDLY, CR3 },
1884 { TARGET_TABDLY, TARGET_TAB0, TABDLY, TAB0 },
1885 { TARGET_TABDLY, TARGET_TAB1, TABDLY, TAB1 },
1886 { TARGET_TABDLY, TARGET_TAB2, TABDLY, TAB2 },
1887 { TARGET_TABDLY, TARGET_TAB3, TABDLY, TAB3 },
1888 { TARGET_BSDLY, TARGET_BS0, BSDLY, BS0 },
1889 { TARGET_BSDLY, TARGET_BS1, BSDLY, BS1 },
1890 { TARGET_VTDLY, TARGET_VT0, VTDLY, VT0 },
1891 { TARGET_VTDLY, TARGET_VT1, VTDLY, VT1 },
1892 { TARGET_FFDLY, TARGET_FF0, FFDLY, FF0 },
1893 { TARGET_FFDLY, TARGET_FF1, FFDLY, FF1 },
1894 { 0, 0, 0, 0 }
1895};
1896
1897bitmask_transtbl cflag_tbl[] = {
1898 { TARGET_CBAUD, TARGET_B0, CBAUD, B0 },
1899 { TARGET_CBAUD, TARGET_B50, CBAUD, B50 },
1900 { TARGET_CBAUD, TARGET_B75, CBAUD, B75 },
1901 { TARGET_CBAUD, TARGET_B110, CBAUD, B110 },
1902 { TARGET_CBAUD, TARGET_B134, CBAUD, B134 },
1903 { TARGET_CBAUD, TARGET_B150, CBAUD, B150 },
1904 { TARGET_CBAUD, TARGET_B200, CBAUD, B200 },
1905 { TARGET_CBAUD, TARGET_B300, CBAUD, B300 },
1906 { TARGET_CBAUD, TARGET_B600, CBAUD, B600 },
1907 { TARGET_CBAUD, TARGET_B1200, CBAUD, B1200 },
1908 { TARGET_CBAUD, TARGET_B1800, CBAUD, B1800 },
1909 { TARGET_CBAUD, TARGET_B2400, CBAUD, B2400 },
1910 { TARGET_CBAUD, TARGET_B4800, CBAUD, B4800 },
1911 { TARGET_CBAUD, TARGET_B9600, CBAUD, B9600 },
1912 { TARGET_CBAUD, TARGET_B19200, CBAUD, B19200 },
1913 { TARGET_CBAUD, TARGET_B38400, CBAUD, B38400 },
1914 { TARGET_CBAUD, TARGET_B57600, CBAUD, B57600 },
1915 { TARGET_CBAUD, TARGET_B115200, CBAUD, B115200 },
1916 { TARGET_CBAUD, TARGET_B230400, CBAUD, B230400 },
1917 { TARGET_CBAUD, TARGET_B460800, CBAUD, B460800 },
1918 { TARGET_CSIZE, TARGET_CS5, CSIZE, CS5 },
1919 { TARGET_CSIZE, TARGET_CS6, CSIZE, CS6 },
1920 { TARGET_CSIZE, TARGET_CS7, CSIZE, CS7 },
1921 { TARGET_CSIZE, TARGET_CS8, CSIZE, CS8 },
1922 { TARGET_CSTOPB, TARGET_CSTOPB, CSTOPB, CSTOPB },
1923 { TARGET_CREAD, TARGET_CREAD, CREAD, CREAD },
1924 { TARGET_PARENB, TARGET_PARENB, PARENB, PARENB },
1925 { TARGET_PARODD, TARGET_PARODD, PARODD, PARODD },
1926 { TARGET_HUPCL, TARGET_HUPCL, HUPCL, HUPCL },
1927 { TARGET_CLOCAL, TARGET_CLOCAL, CLOCAL, CLOCAL },
1928 { TARGET_CRTSCTS, TARGET_CRTSCTS, CRTSCTS, CRTSCTS },
1929 { 0, 0, 0, 0 }
1930};
1931
1932bitmask_transtbl lflag_tbl[] = {
1933 { TARGET_ISIG, TARGET_ISIG, ISIG, ISIG },
1934 { TARGET_ICANON, TARGET_ICANON, ICANON, ICANON },
1935 { TARGET_XCASE, TARGET_XCASE, XCASE, XCASE },
1936 { TARGET_ECHO, TARGET_ECHO, ECHO, ECHO },
1937 { TARGET_ECHOE, TARGET_ECHOE, ECHOE, ECHOE },
1938 { TARGET_ECHOK, TARGET_ECHOK, ECHOK, ECHOK },
1939 { TARGET_ECHONL, TARGET_ECHONL, ECHONL, ECHONL },
1940 { TARGET_NOFLSH, TARGET_NOFLSH, NOFLSH, NOFLSH },
1941 { TARGET_TOSTOP, TARGET_TOSTOP, TOSTOP, TOSTOP },
1942 { TARGET_ECHOCTL, TARGET_ECHOCTL, ECHOCTL, ECHOCTL },
1943 { TARGET_ECHOPRT, TARGET_ECHOPRT, ECHOPRT, ECHOPRT },
1944 { TARGET_ECHOKE, TARGET_ECHOKE, ECHOKE, ECHOKE },
1945 { TARGET_FLUSHO, TARGET_FLUSHO, FLUSHO, FLUSHO },
1946 { TARGET_PENDIN, TARGET_PENDIN, PENDIN, PENDIN },
1947 { TARGET_IEXTEN, TARGET_IEXTEN, IEXTEN, IEXTEN },
1948 { 0, 0, 0, 0 }
1949};
1950
1951static void target_to_host_termios (void *dst, const void *src)
1952{
1953 struct host_termios *host = dst;
1954 const struct target_termios *target = src;
3b46e624 1955
5fafdf24 1956 host->c_iflag =
31e31b8a 1957 target_to_host_bitmask(tswap32(target->c_iflag), iflag_tbl);
5fafdf24 1958 host->c_oflag =
31e31b8a 1959 target_to_host_bitmask(tswap32(target->c_oflag), oflag_tbl);
5fafdf24 1960 host->c_cflag =
31e31b8a 1961 target_to_host_bitmask(tswap32(target->c_cflag), cflag_tbl);
5fafdf24 1962 host->c_lflag =
31e31b8a
FB		 1963 target_to_host_bitmask(tswap32(target->c_lflag), lflag_tbl);
1964 host->c_line = target->c_line;
3b46e624 1965
5fafdf24
TS		 1966 host->c_cc[VINTR] = target->c_cc[TARGET_VINTR];
1967 host->c_cc[VQUIT] = target->c_cc[TARGET_VQUIT];
3b46e624 1968 host->c_cc[VERASE] = target->c_cc[TARGET_VERASE];
5fafdf24 1969 host->c_cc[VKILL] = target->c_cc[TARGET_VKILL];
3b46e624 1970 host->c_cc[VEOF] = target->c_cc[TARGET_VEOF];
5fafdf24 1971 host->c_cc[VTIME] = target->c_cc[TARGET_VTIME];
3b46e624 1972 host->c_cc[VMIN] = target->c_cc[TARGET_VMIN];
5fafdf24 1973 host->c_cc[VSWTC] = target->c_cc[TARGET_VSWTC];
3b46e624 1974 host->c_cc[VSTART] = target->c_cc[TARGET_VSTART];
5fafdf24
TS		 1975 host->c_cc[VSTOP] = target->c_cc[TARGET_VSTOP];
1976 host->c_cc[VSUSP] = target->c_cc[TARGET_VSUSP];
3b46e624
TS		 1977 host->c_cc[VEOL] = target->c_cc[TARGET_VEOL];
1978 host->c_cc[VREPRINT] = target->c_cc[TARGET_VREPRINT];
1979 host->c_cc[VDISCARD] = target->c_cc[TARGET_VDISCARD];
1980 host->c_cc[VWERASE] = target->c_cc[TARGET_VWERASE];
1981 host->c_cc[VLNEXT] = target->c_cc[TARGET_VLNEXT];
5fafdf24 1982 host->c_cc[VEOL2] = target->c_cc[TARGET_VEOL2];
31e31b8a 1983}
3b46e624 1984
31e31b8a
FB		 1985static void host_to_target_termios (void *dst, const void *src)
1986{
1987 struct target_termios *target = dst;
1988 const struct host_termios *host = src;
1989
5fafdf24 1990 target->c_iflag =
31e31b8a 1991 tswap32(host_to_target_bitmask(host->c_iflag, iflag_tbl));
5fafdf24 1992 target->c_oflag =
31e31b8a 1993 tswap32(host_to_target_bitmask(host->c_oflag, oflag_tbl));
5fafdf24 1994 target->c_cflag =
31e31b8a 1995 tswap32(host_to_target_bitmask(host->c_cflag, cflag_tbl));
5fafdf24 1996 target->c_lflag =
31e31b8a
FB		 1997 tswap32(host_to_target_bitmask(host->c_lflag, lflag_tbl));
1998 target->c_line = host->c_line;
3b46e624 1999
31e31b8a
FB		 2000 target->c_cc[TARGET_VINTR] = host->c_cc[VINTR];
2001 target->c_cc[TARGET_VQUIT] = host->c_cc[VQUIT];
2002 target->c_cc[TARGET_VERASE] = host->c_cc[VERASE];
2003 target->c_cc[TARGET_VKILL] = host->c_cc[VKILL];
2004 target->c_cc[TARGET_VEOF] = host->c_cc[VEOF];
2005 target->c_cc[TARGET_VTIME] = host->c_cc[VTIME];
2006 target->c_cc[TARGET_VMIN] = host->c_cc[VMIN];
2007 target->c_cc[TARGET_VSWTC] = host->c_cc[VSWTC];
2008 target->c_cc[TARGET_VSTART] = host->c_cc[VSTART];
2009 target->c_cc[TARGET_VSTOP] = host->c_cc[VSTOP];
2010 target->c_cc[TARGET_VSUSP] = host->c_cc[VSUSP];
2011 target->c_cc[TARGET_VEOL] = host->c_cc[VEOL];
2012 target->c_cc[TARGET_VREPRINT] = host->c_cc[VREPRINT];
2013 target->c_cc[TARGET_VDISCARD] = host->c_cc[VDISCARD];
2014 target->c_cc[TARGET_VWERASE] = host->c_cc[VWERASE];
2015 target->c_cc[TARGET_VLNEXT] = host->c_cc[VLNEXT];
2016 target->c_cc[TARGET_VEOL2] = host->c_cc[VEOL2];
2017}
2018
2019StructEntry struct_termios_def = {
2020 .convert = { host_to_target_termios, target_to_host_termios },
2021 .size = { sizeof(struct target_termios), sizeof(struct host_termios) },
2022 .align = { __alignof__(struct target_termios), __alignof__(struct host_termios) },
2023};
2024
5286db75
FB		 2025static bitmask_transtbl mmap_flags_tbl[] = {
2026 { TARGET_MAP_SHARED, TARGET_MAP_SHARED, MAP_SHARED, MAP_SHARED },
2027 { TARGET_MAP_PRIVATE, TARGET_MAP_PRIVATE, MAP_PRIVATE, MAP_PRIVATE },
2028 { TARGET_MAP_FIXED, TARGET_MAP_FIXED, MAP_FIXED, MAP_FIXED },
2029 { TARGET_MAP_ANONYMOUS, TARGET_MAP_ANONYMOUS, MAP_ANONYMOUS, MAP_ANONYMOUS },
2030 { TARGET_MAP_GROWSDOWN, TARGET_MAP_GROWSDOWN, MAP_GROWSDOWN, MAP_GROWSDOWN },
2031 { TARGET_MAP_DENYWRITE, TARGET_MAP_DENYWRITE, MAP_DENYWRITE, MAP_DENYWRITE },
2032 { TARGET_MAP_EXECUTABLE, TARGET_MAP_EXECUTABLE, MAP_EXECUTABLE, MAP_EXECUTABLE },
2033 { TARGET_MAP_LOCKED, TARGET_MAP_LOCKED, MAP_LOCKED, MAP_LOCKED },
2034 { 0, 0, 0, 0 }
2035};
2036
ffa65c3b
FB		 2037static bitmask_transtbl fcntl_flags_tbl[] = {
2038 { TARGET_O_ACCMODE, TARGET_O_WRONLY, O_ACCMODE, O_WRONLY, },
2039 { TARGET_O_ACCMODE, TARGET_O_RDWR, O_ACCMODE, O_RDWR, },
2040 { TARGET_O_CREAT, TARGET_O_CREAT, O_CREAT, O_CREAT, },
2041 { TARGET_O_EXCL, TARGET_O_EXCL, O_EXCL, O_EXCL, },
2042 { TARGET_O_NOCTTY, TARGET_O_NOCTTY, O_NOCTTY, O_NOCTTY, },
2043 { TARGET_O_TRUNC, TARGET_O_TRUNC, O_TRUNC, O_TRUNC, },
2044 { TARGET_O_APPEND, TARGET_O_APPEND, O_APPEND, O_APPEND, },
2045 { TARGET_O_NONBLOCK, TARGET_O_NONBLOCK, O_NONBLOCK, O_NONBLOCK, },
2046 { TARGET_O_SYNC, TARGET_O_SYNC, O_SYNC, O_SYNC, },
2047 { TARGET_FASYNC, TARGET_FASYNC, FASYNC, FASYNC, },
2048 { TARGET_O_DIRECTORY, TARGET_O_DIRECTORY, O_DIRECTORY, O_DIRECTORY, },
2049 { TARGET_O_NOFOLLOW, TARGET_O_NOFOLLOW, O_NOFOLLOW, O_NOFOLLOW, },
2050 { TARGET_O_LARGEFILE, TARGET_O_LARGEFILE, O_LARGEFILE, O_LARGEFILE, },
121061dc 2051#if defined(O_DIRECT)
ffa65c3b 2052 { TARGET_O_DIRECT, TARGET_O_DIRECT, O_DIRECT, O_DIRECT, },
121061dc 2053#endif
ffa65c3b
FB		 2054 { 0, 0, 0, 0 }
2055};
2056
2ab83ea7 2057#if defined(TARGET_I386)
6dbad63e
FB		 2058
2059/* NOTE: there is really one LDT for all the threads */
2060uint8_t *ldt_table;
2061
53a5960a 2062static int read_ldt(target_ulong ptr, unsigned long bytecount)
6dbad63e
FB		 2063{
2064 int size;
53a5960a 2065 void *p;
6dbad63e
FB		 2066
2067 if (!ldt_table)
2068 return 0;
2069 size = TARGET_LDT_ENTRIES * TARGET_LDT_ENTRY_SIZE;
2070 if (size > bytecount)
2071 size = bytecount;
53a5960a
PB		 2072 p = lock_user(ptr, size, 0);
2073 /* ??? Shoudl this by byteswapped? */
2074 memcpy(p, ldt_table, size);
2075 unlock_user(p, ptr, size);
6dbad63e
FB		 2076 return size;
2077}
2078
2079/* XXX: add locking support */
5fafdf24 2080static int write_ldt(CPUX86State *env,
53a5960a 2081 target_ulong ptr, unsigned long bytecount, int oldmode)
6dbad63e
FB		 2082{
2083 struct target_modify_ldt_ldt_s ldt_info;
53a5960a 2084 struct target_modify_ldt_ldt_s *target_ldt_info;
6dbad63e
FB		 2085 int seg_32bit, contents, read_exec_only, limit_in_pages;
2086 int seg_not_present, useable;
2087 uint32_t *lp, entry_1, entry_2;
2088
2089 if (bytecount != sizeof(ldt_info))
2090 return -EINVAL;
53a5960a
PB		 2091 lock_user_struct(target_ldt_info, ptr, 1);
2092 ldt_info.entry_number = tswap32(target_ldt_info->entry_number);
2093 ldt_info.base_addr = tswapl(target_ldt_info->base_addr);
2094 ldt_info.limit = tswap32(target_ldt_info->limit);
2095 ldt_info.flags = tswap32(target_ldt_info->flags);
2096 unlock_user_struct(target_ldt_info, ptr, 0);
3b46e624 2097
6dbad63e
FB		 2098 if (ldt_info.entry_number >= TARGET_LDT_ENTRIES)
2099 return -EINVAL;
2100 seg_32bit = ldt_info.flags & 1;
2101 contents = (ldt_info.flags >> 1) & 3;
2102 read_exec_only = (ldt_info.flags >> 3) & 1;
2103 limit_in_pages = (ldt_info.flags >> 4) & 1;
2104 seg_not_present = (ldt_info.flags >> 5) & 1;
2105 useable = (ldt_info.flags >> 6) & 1;
2106
2107 if (contents == 3) {
2108 if (oldmode)
2109 return -EINVAL;
2110 if (seg_not_present == 0)
2111 return -EINVAL;
2112 }
2113 /* allocate the LDT */
2114 if (!ldt_table) {
2115 ldt_table = malloc(TARGET_LDT_ENTRIES * TARGET_LDT_ENTRY_SIZE);
2116 if (!ldt_table)
2117 return -ENOMEM;
2118 memset(ldt_table, 0, TARGET_LDT_ENTRIES * TARGET_LDT_ENTRY_SIZE);
53a5960a 2119 env->ldt.base = h2g(ldt_table);
6dbad63e
FB		 2120 env->ldt.limit = 0xffff;
2121 }
2122
2123 /* NOTE: same code as Linux kernel */
2124 /* Allow LDTs to be cleared by the user. */
2125 if (ldt_info.base_addr == 0 && ldt_info.limit == 0) {
2126 if (oldmode ||
2127 (contents == 0 &&
2128 read_exec_only == 1 &&
2129 seg_32bit == 0 &&
2130 limit_in_pages == 0 &&
2131 seg_not_present == 1 &&
2132 useable == 0 )) {
2133 entry_1 = 0;
2134 entry_2 = 0;
2135 goto install;
2136 }
2137 }
3b46e624 2138
6dbad63e
FB		 2139 entry_1 = ((ldt_info.base_addr & 0x0000ffff) << 16) |
2140 (ldt_info.limit & 0x0ffff);
2141 entry_2 = (ldt_info.base_addr & 0xff000000) |
2142 ((ldt_info.base_addr & 0x00ff0000) >> 16) |
2143 (ldt_info.limit & 0xf0000) |
2144 ((read_exec_only ^ 1) << 9) |
2145 (contents << 10) |
2146 ((seg_not_present ^ 1) << 15) |
2147 (seg_32bit << 22) |
2148 (limit_in_pages << 23) |
2149 0x7000;
2150 if (!oldmode)
2151 entry_2 |= (useable << 20);
14ae3ba7 2152
6dbad63e
FB		 2153 /* Install the new entry ... */
2154install:
2155 lp = (uint32_t *)(ldt_table + (ldt_info.entry_number << 3));
2156 lp[0] = tswap32(entry_1);
2157 lp[1] = tswap32(entry_2);
2158 return 0;
2159}
2160
2161/* specific and weird i386 syscalls */
53a5960a 2162int do_modify_ldt(CPUX86State *env, int func, target_ulong ptr, unsigned long bytecount)
6dbad63e
FB		 2163{
2164 int ret = -ENOSYS;
3b46e624 2165
6dbad63e
FB		 2166 switch (func) {
2167 case 0:
2168 ret = read_ldt(ptr, bytecount);
2169 break;
2170 case 1:
2171 ret = write_ldt(env, ptr, bytecount, 1);
2172 break;
2173 case 0x11:
2174 ret = write_ldt(env, ptr, bytecount, 0);
2175 break;
2176 }
2177 return ret;
2178}
1b6b029e 2179
2ab83ea7
FB		 2180#endif /* defined(TARGET_I386) */
2181
1b6b029e
FB		 2182/* this stack is the equivalent of the kernel stack associated with a
2183 thread/process */
2184#define NEW_STACK_SIZE 8192
2185
2186static int clone_func(void *arg)
2187{
2ab83ea7 2188 CPUState *env = arg;
1b6b029e
FB		 2189 cpu_loop(env);
2190 /* never exits */
2191 return 0;
2192}
2193
2ab83ea7 2194int do_fork(CPUState *env, unsigned int flags, unsigned long newsp)
1b6b029e
FB		 2195{
2196 int ret;
5cd4393b 2197 TaskState *ts;
1b6b029e 2198 uint8_t *new_stack;
2ab83ea7 2199 CPUState *new_env;
3b46e624 2200
1b6b029e 2201 if (flags & CLONE_VM) {
5cd4393b
FB		 2202 ts = malloc(sizeof(TaskState) + NEW_STACK_SIZE);
2203 memset(ts, 0, sizeof(TaskState));
2204 new_stack = ts->stack;
2205 ts->used = 1;
2206 /* add in task state list */
2207 ts->next = first_task_state;
2208 first_task_state = ts;
1b6b029e 2209 /* we create a new CPU instance. */
c5be9f08 2210 new_env = cpu_copy(env);
2ab83ea7
FB		 2211#if defined(TARGET_I386)
2212 if (!newsp)
2213 newsp = env->regs[R_ESP];
1b6b029e
FB		 2214 new_env->regs[R_ESP] = newsp;
2215 new_env->regs[R_EAX] = 0;
2ab83ea7
FB		 2216#elif defined(TARGET_ARM)
2217 if (!newsp)
2218 newsp = env->regs[13];
2219 new_env->regs[13] = newsp;
2220 new_env->regs[0] = 0;
ebc05488 2221#elif defined(TARGET_SPARC)
48dc41eb
FB		 2222 if (!newsp)
2223 newsp = env->regwptr[22];
2224 new_env->regwptr[22] = newsp;
2225 new_env->regwptr[0] = 0;
2226 /* XXXXX */
67867308 2227 printf ("HELPME: %s:%d\n", __FILE__, __LINE__);
e6e5906b
PB		 2228#elif defined(TARGET_M68K)
2229 if (!newsp)
2230 newsp = env->aregs[7];
2231 new_env->aregs[7] = newsp;
2232 new_env->dregs[0] = 0;
2233 /* ??? is this sufficient? */
048f6b4d 2234#elif defined(TARGET_MIPS)
388bb21a 2235 if (!newsp)
ead9360e
TS		 2236 newsp = env->gpr[29][env->current_tc];
2237 new_env->gpr[29][env->current_tc] = newsp;
67867308
FB		 2238#elif defined(TARGET_PPC)
2239 if (!newsp)
2240 newsp = env->gpr[1];
2241 new_env->gpr[1] = newsp;
5fafdf24 2242 {
67867308
FB		 2243 int i;
2244 for (i = 7; i < 32; i++)
2245 new_env->gpr[i] = 0;
2246 }
fdf9b3e8
FB		 2247#elif defined(TARGET_SH4)
2248 if (!newsp)
2249 newsp = env->gregs[15];
2250 new_env->gregs[15] = newsp;
2251 /* XXXXX */
7a3148a9
JM		 2252#elif defined(TARGET_ALPHA)
2253 if (!newsp)
2254 newsp = env->ir[30];
2255 new_env->ir[30] = newsp;
2256 /* ? */
2257 {
2258 int i;
2259 for (i = 7; i < 30; i++)
2260 new_env->ir[i] = 0;
2261 }
2ab83ea7
FB		 2262#else
2263#error unsupported target CPU
2264#endif
5cd4393b 2265 new_env->opaque = ts;
27725c1d 2266#ifdef __ia64__
fd4a43e4 2267 ret = __clone2(clone_func, new_stack + NEW_STACK_SIZE, flags, new_env);
27725c1d
FB		 2268#else
2269 ret = clone(clone_func, new_stack + NEW_STACK_SIZE, flags, new_env);
2270#endif
1b6b029e
FB		 2271 } else {
2272 /* if no CLONE_VM, we consider it is a fork */
2273 if ((flags & ~CSIGNAL) != 0)
2274 return -EINVAL;
2275 ret = fork();
2276 }
2277 return ret;
2278}
2279
53a5960a 2280static long do_fcntl(int fd, int cmd, target_ulong arg)
7775e9ec
FB		 2281{
2282 struct flock fl;
53a5960a 2283 struct target_flock *target_fl;
43f238d7
TS		 2284 struct flock64 fl64;
2285 struct target_flock64 *target_fl64;
7775e9ec 2286 long ret;
53a5960a 2287
7775e9ec
FB		 2288 switch(cmd) {
2289 case TARGET_F_GETLK:
5813427b
TS		 2290 lock_user_struct(target_fl, arg, 1);
2291 fl.l_type = tswap16(target_fl->l_type);
2292 fl.l_whence = tswap16(target_fl->l_whence);
2293 fl.l_start = tswapl(target_fl->l_start);
2294 fl.l_len = tswapl(target_fl->l_len);
2295 fl.l_pid = tswapl(target_fl->l_pid);
2296 unlock_user_struct(target_fl, arg, 0);
7775e9ec
FB		 2297 ret = fcntl(fd, cmd, &fl);
2298 if (ret == 0) {
53a5960a 2299 lock_user_struct(target_fl, arg, 0);
7775e9ec
FB		 2300 target_fl->l_type = tswap16(fl.l_type);
2301 target_fl->l_whence = tswap16(fl.l_whence);
2302 target_fl->l_start = tswapl(fl.l_start);
2303 target_fl->l_len = tswapl(fl.l_len);
2304 target_fl->l_pid = tswapl(fl.l_pid);
53a5960a 2305 unlock_user_struct(target_fl, arg, 1);
7775e9ec
FB		 2306 }
2307 break;
3b46e624 2308
7775e9ec
FB		 2309 case TARGET_F_SETLK:
2310 case TARGET_F_SETLKW:
53a5960a 2311 lock_user_struct(target_fl, arg, 1);
7775e9ec
FB		 2312 fl.l_type = tswap16(target_fl->l_type);
2313 fl.l_whence = tswap16(target_fl->l_whence);
2314 fl.l_start = tswapl(target_fl->l_start);
2315 fl.l_len = tswapl(target_fl->l_len);
2316 fl.l_pid = tswapl(target_fl->l_pid);
53a5960a 2317 unlock_user_struct(target_fl, arg, 0);
7775e9ec
FB		 2318 ret = fcntl(fd, cmd, &fl);
2319 break;
3b46e624 2320
7775e9ec 2321 case TARGET_F_GETLK64:
5813427b
TS		 2322 lock_user_struct(target_fl64, arg, 1);
2323 fl64.l_type = tswap16(target_fl64->l_type) >> 1;
2324 fl64.l_whence = tswap16(target_fl64->l_whence);
2325 fl64.l_start = tswapl(target_fl64->l_start);
2326 fl64.l_len = tswapl(target_fl64->l_len);
2327 fl64.l_pid = tswap16(target_fl64->l_pid);
2328 unlock_user_struct(target_fl64, arg, 0);
43f238d7
TS		 2329 ret = fcntl(fd, cmd >> 1, &fl64);
2330 if (ret == 0) {
2331 lock_user_struct(target_fl64, arg, 0);
2332 target_fl64->l_type = tswap16(fl64.l_type) >> 1;
2333 target_fl64->l_whence = tswap16(fl64.l_whence);
2334 target_fl64->l_start = tswapl(fl64.l_start);
2335 target_fl64->l_len = tswapl(fl64.l_len);
2336 target_fl64->l_pid = tswapl(fl64.l_pid);
2337 unlock_user_struct(target_fl64, arg, 1);
2338 }
2339 break;
7775e9ec
FB		 2340 case TARGET_F_SETLK64:
2341 case TARGET_F_SETLKW64:
43f238d7
TS		 2342 lock_user_struct(target_fl64, arg, 1);
2343 fl64.l_type = tswap16(target_fl64->l_type) >> 1;
2344 fl64.l_whence = tswap16(target_fl64->l_whence);
2345 fl64.l_start = tswapl(target_fl64->l_start);
2346 fl64.l_len = tswapl(target_fl64->l_len);
2347 fl64.l_pid = tswap16(target_fl64->l_pid);
2348 unlock_user_struct(target_fl64, arg, 0);
2349 ret = fcntl(fd, cmd >> 1, &fl64);
7775e9ec
FB		 2350 break;
2351
ffa65c3b
FB		 2352 case F_GETFL:
2353 ret = fcntl(fd, cmd, arg);
2354 ret = host_to_target_bitmask(ret, fcntl_flags_tbl);
2355 break;
2356
2357 case F_SETFL:
2358 ret = fcntl(fd, cmd, target_to_host_bitmask(arg, fcntl_flags_tbl));
2359 break;
2360
7775e9ec
FB		 2361 default:
2362 ret = fcntl(fd, cmd, arg);
2363 break;
2364 }
2365 return ret;
2366}
2367
67867308 2368#ifdef USE_UID16
7775e9ec 2369
67867308
FB		 2370static inline int high2lowuid(int uid)
2371{
2372 if (uid > 65535)
2373 return 65534;
2374 else
2375 return uid;
2376}
2377
2378static inline int high2lowgid(int gid)
2379{
2380 if (gid > 65535)
2381 return 65534;
2382 else
2383 return gid;
2384}
2385
2386static inline int low2highuid(int uid)
2387{
2388 if ((int16_t)uid == -1)
2389 return -1;
2390 else
2391 return uid;
2392}
2393
2394static inline int low2highgid(int gid)
2395{
2396 if ((int16_t)gid == -1)
2397 return -1;
2398 else
2399 return gid;
2400}
2401
2402#endif /* USE_UID16 */
1b6b029e 2403
31e31b8a
FB		 2404void syscall_init(void)
2405{
2ab83ea7
FB		 2406 IOCTLEntry *ie;
2407 const argtype *arg_type;
2408 int size;
2409
5fafdf24
TS		 2410#define STRUCT(name, list...) thunk_register_struct(STRUCT_ ## name, #name, struct_ ## name ## _def);
2411#define STRUCT_SPECIAL(name) thunk_register_struct_direct(STRUCT_ ## name, #name, &struct_ ## name ## _def);
31e31b8a
FB		 2412#include "syscall_types.h"
2413#undef STRUCT
2414#undef STRUCT_SPECIAL
2ab83ea7
FB		 2415
2416 /* we patch the ioctl size if necessary. We rely on the fact that
2417 no ioctl has all the bits at '1' in the size field */
2418 ie = ioctl_entries;
2419 while (ie->target_cmd != 0) {
2420 if (((ie->target_cmd >> TARGET_IOC_SIZESHIFT) & TARGET_IOC_SIZEMASK) ==
2421 TARGET_IOC_SIZEMASK) {
2422 arg_type = ie->arg_type;
2423 if (arg_type[0] != TYPE_PTR) {
5fafdf24 2424 fprintf(stderr, "cannot patch size for ioctl 0x%x\n",
2ab83ea7
FB		 2425 ie->target_cmd);
2426 exit(1);
2427 }
2428 arg_type++;
2429 size = thunk_type_size(arg_type, 0);
5fafdf24 2430 ie->target_cmd = (ie->target_cmd &
2ab83ea7
FB		 2431 ~(TARGET_IOC_SIZEMASK << TARGET_IOC_SIZESHIFT)) |
2432 (size << TARGET_IOC_SIZESHIFT);
2433 }
2434 /* automatic consistency check if same arch */
2435#if defined(__i386__) && defined(TARGET_I386)
2436 if (ie->target_cmd != ie->host_cmd) {
5fafdf24 2437 fprintf(stderr, "ERROR: ioctl: target=0x%x host=0x%x\n",
2ab83ea7
FB		 2438 ie->target_cmd, ie->host_cmd);
2439 }
2440#endif
2441 ie++;
2442 }
31e31b8a 2443}
c573ff67 2444
ce4defa0
PB		 2445static inline uint64_t target_offset64(uint32_t word0, uint32_t word1)
2446{
2447#ifdef TARGET_WORDS_BIG_ENDIAN
2448 return ((uint64_t)word0 << 32) | word1;
2449#else
2450 return ((uint64_t)word1 << 32) | word0;
2451#endif
2452}
2453
2454#ifdef TARGET_NR_truncate64
2455static inline long target_truncate64(void *cpu_env, const char *arg1,
2456 long arg2, long arg3, long arg4)
2457{
2458#ifdef TARGET_ARM
2459 if (((CPUARMState *)cpu_env)->eabi)
2460 {
2461 arg2 = arg3;
2462 arg3 = arg4;
2463 }
2464#endif
2465 return get_errno(truncate64(arg1, target_offset64(arg2, arg3)));
2466}
2467#endif
2468
2469#ifdef TARGET_NR_ftruncate64
2470static inline long target_ftruncate64(void *cpu_env, long arg1, long arg2,
2471 long arg3, long arg4)
2472{
2473#ifdef TARGET_ARM
2474 if (((CPUARMState *)cpu_env)->eabi)
2475 {
2476 arg2 = arg3;
2477 arg3 = arg4;
2478 }
2479#endif
2480 return get_errno(ftruncate64(arg1, target_offset64(arg2, arg3)));
2481}
2482#endif
2483
53a5960a
PB		 2484static inline void target_to_host_timespec(struct timespec *host_ts,
2485 target_ulong target_addr)
2486{
2487 struct target_timespec *target_ts;
2488
2489 lock_user_struct(target_ts, target_addr, 1);
2490 host_ts->tv_sec = tswapl(target_ts->tv_sec);
2491 host_ts->tv_nsec = tswapl(target_ts->tv_nsec);
2492 unlock_user_struct(target_ts, target_addr, 0);
2493}
2494
2495static inline void host_to_target_timespec(target_ulong target_addr,
2496 struct timespec *host_ts)
2497{
2498 struct target_timespec *target_ts;
2499
2500 lock_user_struct(target_ts, target_addr, 0);
2501 target_ts->tv_sec = tswapl(host_ts->tv_sec);
2502 target_ts->tv_nsec = tswapl(host_ts->tv_nsec);
2503 unlock_user_struct(target_ts, target_addr, 1);
2504}
2505
5fafdf24 2506long do_syscall(void *cpu_env, int num, long arg1, long arg2, long arg3,
31e31b8a
FB		 2507 long arg4, long arg5, long arg6)
2508{
2509 long ret;
2510 struct stat st;
56c8f68f 2511 struct statfs stfs;
53a5960a 2512 void *p;
3b46e624 2513
72f03900 2514#ifdef DEBUG
c573ff67 2515 gemu_log("syscall %d", num);
72f03900 2516#endif
31e31b8a
FB		 2517 switch(num) {
2518 case TARGET_NR_exit:
7d13299d
FB		 2519#ifdef HAVE_GPROF
2520 _mcleanup();
2521#endif
e9009676 2522 gdb_exit(cpu_env, arg1);
1b6b029e 2523 /* XXX: should free thread stack and CPU env */
31e31b8a
FB		 2524 _exit(arg1);
2525 ret = 0; /* avoid warning */
2526 break;
2527 case TARGET_NR_read:
53a5960a
PB		 2528 page_unprotect_range(arg2, arg3);
2529 p = lock_user(arg2, arg3, 0);
2530 ret = get_errno(read(arg1, p, arg3));
2531 unlock_user(p, arg2, ret);
31e31b8a
FB		 2532 break;
2533 case TARGET_NR_write:
53a5960a
PB		 2534 p = lock_user(arg2, arg3, 1);
2535 ret = get_errno(write(arg1, p, arg3));
2536 unlock_user(p, arg2, 0);
31e31b8a
FB		 2537 break;
2538 case TARGET_NR_open:
53a5960a
PB		 2539 p = lock_user_string(arg1);
2540 ret = get_errno(open(path(p),
ffa65c3b
FB		 2541 target_to_host_bitmask(arg2, fcntl_flags_tbl),
2542 arg3));
53a5960a 2543 unlock_user(p, arg1, 0);
31e31b8a 2544 break;
82424832
TS		 2545#if defined(TARGET_NR_openat) && defined(__NR_openat)
2546 case TARGET_NR_openat:
2547 if (!arg2) {
2548 ret = -EFAULT;
2549 goto fail;
2550 }
2551 p = lock_user_string(arg2);
2552 if (!access_ok(VERIFY_READ, p, 1))
2553 ret = -EFAULT;
2554 else
2555 ret = get_errno(sys_openat(arg1,
2556 path(p),
2557 target_to_host_bitmask(arg3, fcntl_flags_tbl),
2558 arg4));
2559 if (p)
2560 unlock_user(p, arg2, 0);
2561 break;
2562#endif
31e31b8a
FB		 2563 case TARGET_NR_close:
2564 ret = get_errno(close(arg1));
2565 break;
2566 case TARGET_NR_brk:
53a5960a 2567 ret = do_brk(arg1);
31e31b8a
FB		 2568 break;
2569 case TARGET_NR_fork:
1b6b029e 2570 ret = get_errno(do_fork(cpu_env, SIGCHLD, 0));
31e31b8a 2571 break;
e5febef5 2572#ifdef TARGET_NR_waitpid
31e31b8a
FB		 2573 case TARGET_NR_waitpid:
2574 {
53a5960a
PB		 2575 int status;
2576 ret = get_errno(waitpid(arg1, &status, arg3));
2577 if (!is_error(ret) && arg2)
2578 tput32(arg2, status);
31e31b8a
FB		 2579 }
2580 break;
e5febef5 2581#endif
7a3148a9 2582#ifdef TARGET_NR_creat /* not on alpha */
31e31b8a 2583 case TARGET_NR_creat:
53a5960a
PB		 2584 p = lock_user_string(arg1);
2585 ret = get_errno(creat(p, arg2));
2586 unlock_user(p, arg1, 0);
31e31b8a 2587 break;
7a3148a9 2588#endif
31e31b8a 2589 case TARGET_NR_link:
53a5960a
PB		 2590 {
2591 void * p2;
2592 p = lock_user_string(arg1);
2593 p2 = lock_user_string(arg2);
2594 ret = get_errno(link(p, p2));
2595 unlock_user(p2, arg2, 0);
2596 unlock_user(p, arg1, 0);
2597 }
31e31b8a 2598 break;
64f0ce4c
TS		 2599#if defined(TARGET_NR_linkat) && defined(__NR_linkat)
2600 case TARGET_NR_linkat:
2601 if (!arg2 || !arg4) {
2602 ret = -EFAULT;
2603 goto fail;
2604 }
2605 {
2606 void * p2 = NULL;
2607 p = lock_user_string(arg2);
2608 p2 = lock_user_string(arg4);
2609 if (!access_ok(VERIFY_READ, p, 1)
2610 || !access_ok(VERIFY_READ, p2, 1))
2611 ret = -EFAULT;
2612 else
2613 ret = get_errno(sys_linkat(arg1, p, arg3, p2, arg5));
2614 if (p2)
2615 unlock_user(p, arg2, 0);
2616 if (p)
2617 unlock_user(p2, arg4, 0);
2618 }
2619 break;
2620#endif
31e31b8a 2621 case TARGET_NR_unlink:
53a5960a
PB		 2622 p = lock_user_string(arg1);
2623 ret = get_errno(unlink(p));
2624 unlock_user(p, arg1, 0);
31e31b8a 2625 break;
8170f56b
TS		 2626#if defined(TARGET_NR_unlinkat) && defined(__NR_unlinkat)
2627 case TARGET_NR_unlinkat:
2628 if (!arg2) {
2629 ret = -EFAULT;
2630 goto fail;
2631 }
2632 p = lock_user_string(arg2);
2633 if (!access_ok(VERIFY_READ, p, 1))
2634 ret = -EFAULT;
2635 else
2636 ret = get_errno(sys_unlinkat(arg1, p, arg3));
2637 if (p)
2638 unlock_user(p, arg2, 0);
2639 break;
2640#endif
31e31b8a 2641 case TARGET_NR_execve:
7854b056
FB		 2642 {
2643 char **argp, **envp;
f7341ff4 2644 int argc, envc;
53a5960a
PB		 2645 target_ulong gp;
2646 target_ulong guest_argp;
2647 target_ulong guest_envp;
2648 target_ulong addr;
7854b056
FB		 2649 char **q;
2650
f7341ff4 2651 argc = 0;
53a5960a
PB		 2652 guest_argp = arg2;
2653 for (gp = guest_argp; tgetl(gp); gp++)
7854b056 2654 argc++;
f7341ff4 2655 envc = 0;
53a5960a
PB		 2656 guest_envp = arg3;
2657 for (gp = guest_envp; tgetl(gp); gp++)
7854b056
FB		 2658 envc++;
2659
f7341ff4
FB		 2660 argp = alloca((argc + 1) * sizeof(void *));
2661 envp = alloca((envc + 1) * sizeof(void *));
7854b056 2662
53a5960a
PB		 2663 for (gp = guest_argp, q = argp; ;
2664 gp += sizeof(target_ulong), q++) {
2665 addr = tgetl(gp);
2666 if (!addr)
2667 break;
2668 *q = lock_user_string(addr);
2669 }
f7341ff4
FB		 2670 *q = NULL;
2671
53a5960a
PB		 2672 for (gp = guest_envp, q = envp; ;
2673 gp += sizeof(target_ulong), q++) {
2674 addr = tgetl(gp);
2675 if (!addr)
2676 break;
2677 *q = lock_user_string(addr);
2678 }
f7341ff4 2679 *q = NULL;
7854b056 2680
53a5960a
PB		 2681 p = lock_user_string(arg1);
2682 ret = get_errno(execve(p, argp, envp));
2683 unlock_user(p, arg1, 0);
2684
2685 for (gp = guest_argp, q = argp; *q;
2686 gp += sizeof(target_ulong), q++) {
2687 addr = tgetl(gp);
2688 unlock_user(*q, addr, 0);
2689 }
2690 for (gp = guest_envp, q = envp; *q;
2691 gp += sizeof(target_ulong), q++) {
2692 addr = tgetl(gp);
2693 unlock_user(*q, addr, 0);
2694 }
7854b056 2695 }
31e31b8a
FB		 2696 break;
2697 case TARGET_NR_chdir:
53a5960a
PB		 2698 p = lock_user_string(arg1);
2699 ret = get_errno(chdir(p));
2700 unlock_user(p, arg1, 0);
31e31b8a 2701 break;
a315a145 2702#ifdef TARGET_NR_time
31e31b8a
FB		 2703 case TARGET_NR_time:
2704 {
53a5960a
PB		 2705 time_t host_time;
2706 ret = get_errno(time(&host_time));
2707 if (!is_error(ret) && arg1)
2708 tputl(arg1, host_time);
31e31b8a
FB		 2709 }
2710 break;
a315a145 2711#endif
31e31b8a 2712 case TARGET_NR_mknod:
53a5960a
PB		 2713 p = lock_user_string(arg1);
2714 ret = get_errno(mknod(p, arg2, arg3));
2715 unlock_user(p, arg1, 0);
31e31b8a 2716 break;
75ac37a0
TS		 2717#if defined(TARGET_NR_mknodat) && defined(__NR_mknodat)
2718 case TARGET_NR_mknodat:
2719 if (!arg2) {
2720 ret = -EFAULT;
2721 goto fail;
2722 }
2723 p = lock_user_string(arg2);
2724 if (!access_ok(VERIFY_READ, p, 1))
2725 ret = -EFAULT;
2726 else
2727 ret = get_errno(sys_mknodat(arg1, p, arg3, arg4));
2728 if (p)
2729 unlock_user(p, arg2, 0);
2730 break;
2731#endif
31e31b8a 2732 case TARGET_NR_chmod:
53a5960a
PB		 2733 p = lock_user_string(arg1);
2734 ret = get_errno(chmod(p, arg2));
2735 unlock_user(p, arg1, 0);
31e31b8a 2736 break;
ebc05488 2737#ifdef TARGET_NR_break
31e31b8a
FB		 2738 case TARGET_NR_break:
2739 goto unimplemented;
ebc05488
FB		 2740#endif
2741#ifdef TARGET_NR_oldstat
31e31b8a
FB		 2742 case TARGET_NR_oldstat:
2743 goto unimplemented;
ebc05488 2744#endif
31e31b8a
FB		 2745 case TARGET_NR_lseek:
2746 ret = get_errno(lseek(arg1, arg2, arg3));
2747 break;
7a3148a9
JM		 2748#ifdef TARGET_NR_getxpid
2749 case TARGET_NR_getxpid:
2750#else
31e31b8a 2751 case TARGET_NR_getpid:
7a3148a9 2752#endif
31e31b8a
FB		 2753 ret = get_errno(getpid());
2754 break;
2755 case TARGET_NR_mount:
80265918
TS		 2756 {
2757 /* need to look at the data field */
2758 void *p2, *p3;
2759 p = lock_user_string(arg1);
2760 p2 = lock_user_string(arg2);
2761 p3 = lock_user_string(arg3);
2762 ret = get_errno(mount(p, p2, p3, (unsigned long)arg4, (const void *)arg5));
2763 unlock_user(p, arg1, 0);
2764 unlock_user(p2, arg2, 0);
2765 unlock_user(p3, arg3, 0);
2766 break;
2767 }
e5febef5 2768#ifdef TARGET_NR_umount
31e31b8a 2769 case TARGET_NR_umount:
53a5960a
PB		 2770 p = lock_user_string(arg1);
2771 ret = get_errno(umount(p));
2772 unlock_user(p, arg1, 0);
31e31b8a 2773 break;
e5febef5 2774#endif
7a3148a9 2775#ifdef TARGET_NR_stime /* not on alpha */
31e31b8a
FB		 2776 case TARGET_NR_stime:
2777 {
53a5960a
PB		 2778 time_t host_time;
2779 host_time = tgetl(arg1);
2780 ret = get_errno(stime(&host_time));
31e31b8a
FB		 2781 }
2782 break;
7a3148a9 2783#endif
31e31b8a
FB		 2784 case TARGET_NR_ptrace:
2785 goto unimplemented;
7a3148a9 2786#ifdef TARGET_NR_alarm /* not on alpha */
31e31b8a
FB		 2787 case TARGET_NR_alarm:
2788 ret = alarm(arg1);
2789 break;
7a3148a9 2790#endif
ebc05488 2791#ifdef TARGET_NR_oldfstat
31e31b8a
FB		 2792 case TARGET_NR_oldfstat:
2793 goto unimplemented;
ebc05488 2794#endif
7a3148a9 2795#ifdef TARGET_NR_pause /* not on alpha */
31e31b8a
FB		 2796 case TARGET_NR_pause:
2797 ret = get_errno(pause());
2798 break;
7a3148a9 2799#endif
e5febef5 2800#ifdef TARGET_NR_utime
31e31b8a 2801 case TARGET_NR_utime:
ebc05488 2802 {
53a5960a
PB		 2803 struct utimbuf tbuf, *host_tbuf;
2804 struct target_utimbuf *target_tbuf;
2805 if (arg2) {
2806 lock_user_struct(target_tbuf, arg2, 1);
2807 tbuf.actime = tswapl(target_tbuf->actime);
2808 tbuf.modtime = tswapl(target_tbuf->modtime);
2809 unlock_user_struct(target_tbuf, arg2, 0);
2810 host_tbuf = &tbuf;
f72e8ff4 2811 } else {
53a5960a 2812 host_tbuf = NULL;
f72e8ff4 2813 }
53a5960a
PB		 2814 p = lock_user_string(arg1);
2815 ret = get_errno(utime(p, host_tbuf));
2816 unlock_user(p, arg1, 0);
ebc05488
FB		 2817 }
2818 break;
e5febef5 2819#endif
978a66ff
FB		 2820 case TARGET_NR_utimes:
2821 {
978a66ff 2822 struct timeval *tvp, tv[2];
53a5960a
PB		 2823 if (arg2) {
2824 target_to_host_timeval(&tv[0], arg2);
2825 target_to_host_timeval(&tv[1],
2826 arg2 + sizeof (struct target_timeval));
978a66ff
FB		 2827 tvp = tv;
2828 } else {
2829 tvp = NULL;
2830 }
53a5960a
PB		 2831 p = lock_user_string(arg1);
2832 ret = get_errno(utimes(p, tvp));
2833 unlock_user(p, arg1, 0);
978a66ff
FB		 2834 }
2835 break;
ebc05488 2836#ifdef TARGET_NR_stty
31e31b8a
FB		 2837 case TARGET_NR_stty:
2838 goto unimplemented;
ebc05488
FB		 2839#endif
2840#ifdef TARGET_NR_gtty
31e31b8a
FB		 2841 case TARGET_NR_gtty:
2842 goto unimplemented;
ebc05488 2843#endif
31e31b8a 2844 case TARGET_NR_access:
53a5960a
PB		 2845 p = lock_user_string(arg1);
2846 ret = get_errno(access(p, arg2));
2847 unlock_user(p, arg1, 0);
31e31b8a 2848 break;
7a3148a9 2849#ifdef TARGET_NR_nice /* not on alpha */
31e31b8a
FB		 2850 case TARGET_NR_nice:
2851 ret = get_errno(nice(arg1));
2852 break;
7a3148a9 2853#endif
ebc05488 2854#ifdef TARGET_NR_ftime
31e31b8a
FB		 2855 case TARGET_NR_ftime:
2856 goto unimplemented;
ebc05488 2857#endif
31e31b8a 2858 case TARGET_NR_sync:
04369ff2
FB		 2859 sync();
2860 ret = 0;
31e31b8a
FB		 2861 break;
2862 case TARGET_NR_kill:
2863 ret = get_errno(kill(arg1, arg2));
2864 break;
2865 case TARGET_NR_rename:
53a5960a
PB		 2866 {
2867 void *p2;
2868 p = lock_user_string(arg1);
2869 p2 = lock_user_string(arg2);
2870 ret = get_errno(rename(p, p2));
2871 unlock_user(p2, arg2, 0);
2872 unlock_user(p, arg1, 0);
2873 }
31e31b8a 2874 break;
722183f6
TS		 2875#if defined(TARGET_NR_renameat) && defined(__NR_renameat)
2876 case TARGET_NR_renameat:
2877 if (!arg2 || !arg4) {
2878 ret = -EFAULT;
2879 goto fail;
2880 }
2881 {
2882 void *p2 = NULL;
2883 p = lock_user_string(arg2);
2884 p2 = lock_user_string(arg4);
2885 if (!access_ok(VERIFY_READ, p, 1)
2886 || !access_ok(VERIFY_READ, p2, 1))
2887 ret = -EFAULT;
2888 else
2889 ret = get_errno(sys_renameat(arg1, p, arg3, p2));
2890 if (p2)
2891 unlock_user(p2, arg4, 0);
2892 if (p)
2893 unlock_user(p, arg2, 0);
2894 }
2895 break;
2896#endif
31e31b8a 2897 case TARGET_NR_mkdir:
53a5960a
PB		 2898 p = lock_user_string(arg1);
2899 ret = get_errno(mkdir(p, arg2));
2900 unlock_user(p, arg1, 0);
31e31b8a 2901 break;
4472ad0d
TS		 2902#if defined(TARGET_NR_mkdirat) && defined(__NR_mkdirat)
2903 case TARGET_NR_mkdirat:
2904 if (!arg2) {
2905 ret = -EFAULT;
2906 goto fail;
2907 }
2908 p = lock_user_string(arg2);
2909 if (!access_ok(VERIFY_READ, p, 1))
2910 ret = -EFAULT;
2911 else
2912 ret = get_errno(sys_mkdirat(arg1, p, arg3));
2913 if (p)
2914 unlock_user(p, arg2, 0);
2915 break;
2916#endif
31e31b8a 2917 case TARGET_NR_rmdir:
53a5960a
PB		 2918 p = lock_user_string(arg1);
2919 ret = get_errno(rmdir(p));
2920 unlock_user(p, arg1, 0);
31e31b8a
FB		 2921 break;
2922 case TARGET_NR_dup:
2923 ret = get_errno(dup(arg1));
2924 break;
2925 case TARGET_NR_pipe:
2926 {
53a5960a
PB		 2927 int host_pipe[2];
2928 ret = get_errno(pipe(host_pipe));
31e31b8a 2929 if (!is_error(ret)) {
c12ab05c 2930#if defined(TARGET_MIPS)
ead9360e
TS		 2931 CPUMIPSState *env = (CPUMIPSState*)cpu_env;
2932 env->gpr[3][env->current_tc] = host_pipe[1];
c12ab05c
TS		 2933 ret = host_pipe[0];
2934#else
53a5960a
PB		 2935 tput32(arg1, host_pipe[0]);
2936 tput32(arg1 + 4, host_pipe[1]);
c12ab05c 2937#endif
31e31b8a
FB		 2938 }
2939 }
2940 break;
2941 case TARGET_NR_times:
32f36bce 2942 {
53a5960a 2943 struct target_tms *tmsp;
32f36bce
FB		 2944 struct tms tms;
2945 ret = get_errno(times(&tms));
53a5960a
PB		 2946 if (arg1) {
2947 tmsp = lock_user(arg1, sizeof(struct target_tms), 0);
c596ed17
FB		 2948 tmsp->tms_utime = tswapl(host_to_target_clock_t(tms.tms_utime));
2949 tmsp->tms_stime = tswapl(host_to_target_clock_t(tms.tms_stime));
2950 tmsp->tms_cutime = tswapl(host_to_target_clock_t(tms.tms_cutime));
2951 tmsp->tms_cstime = tswapl(host_to_target_clock_t(tms.tms_cstime));
32f36bce 2952 }
c596ed17
FB		 2953 if (!is_error(ret))
2954 ret = host_to_target_clock_t(ret);
32f36bce
FB		 2955 }
2956 break;
ebc05488 2957#ifdef TARGET_NR_prof
31e31b8a
FB		 2958 case TARGET_NR_prof:
2959 goto unimplemented;
ebc05488 2960#endif
e5febef5 2961#ifdef TARGET_NR_signal
31e31b8a
FB		 2962 case TARGET_NR_signal:
2963 goto unimplemented;
e5febef5 2964#endif
31e31b8a 2965 case TARGET_NR_acct:
24836689
PB		 2966 p = lock_user_string(arg1);
2967 ret = get_errno(acct(path(p)));
2968 unlock_user(p, arg1, 0);
2969 break;
7a3148a9 2970#ifdef TARGET_NR_umount2 /* not on alpha */
31e31b8a 2971 case TARGET_NR_umount2:
53a5960a
PB		 2972 p = lock_user_string(arg1);
2973 ret = get_errno(umount2(p, arg2));
2974 unlock_user(p, arg1, 0);
31e31b8a 2975 break;
7a3148a9 2976#endif
ebc05488 2977#ifdef TARGET_NR_lock
31e31b8a
FB		 2978 case TARGET_NR_lock:
2979 goto unimplemented;
ebc05488 2980#endif
31e31b8a
FB		 2981 case TARGET_NR_ioctl:
2982 ret = do_ioctl(arg1, arg2, arg3);
2983 break;
2984 case TARGET_NR_fcntl:
7775e9ec 2985 ret = get_errno(do_fcntl(arg1, arg2, arg3));
31e31b8a 2986 break;
ebc05488 2987#ifdef TARGET_NR_mpx
31e31b8a
FB		 2988 case TARGET_NR_mpx:
2989 goto unimplemented;
ebc05488 2990#endif
31e31b8a
FB		 2991 case TARGET_NR_setpgid:
2992 ret = get_errno(setpgid(arg1, arg2));
2993 break;
ebc05488 2994#ifdef TARGET_NR_ulimit
31e31b8a
FB		 2995 case TARGET_NR_ulimit:
2996 goto unimplemented;
ebc05488
FB		 2997#endif
2998#ifdef TARGET_NR_oldolduname
31e31b8a
FB		 2999 case TARGET_NR_oldolduname:
3000 goto unimplemented;
ebc05488 3001#endif
31e31b8a
FB		 3002 case TARGET_NR_umask:
3003 ret = get_errno(umask(arg1));
3004 break;
3005 case TARGET_NR_chroot:
53a5960a
PB		 3006 p = lock_user_string(arg1);
3007 ret = get_errno(chroot(p));
3008 unlock_user(p, arg1, 0);
31e31b8a
FB		 3009 break;
3010 case TARGET_NR_ustat:
3011 goto unimplemented;
3012 case TARGET_NR_dup2:
3013 ret = get_errno(dup2(arg1, arg2));
3014 break;
7a3148a9 3015#ifdef TARGET_NR_getppid /* not on alpha */
31e31b8a
FB		 3016 case TARGET_NR_getppid:
3017 ret = get_errno(getppid());
3018 break;
7a3148a9 3019#endif
31e31b8a
FB		 3020 case TARGET_NR_getpgrp:
3021 ret = get_errno(getpgrp());
3022 break;
3023 case TARGET_NR_setsid:
3024 ret = get_errno(setsid());
3025 break;
e5febef5 3026#ifdef TARGET_NR_sigaction
31e31b8a 3027 case TARGET_NR_sigaction:
31e31b8a 3028 {
388bb21a 3029#if !defined(TARGET_MIPS)
53a5960a 3030 struct target_old_sigaction *old_act;
66fb9763 3031 struct target_sigaction act, oact, *pact;
53a5960a
PB		 3032 if (arg2) {
3033 lock_user_struct(old_act, arg2, 1);
66fb9763
FB		 3034 act._sa_handler = old_act->_sa_handler;
3035 target_siginitset(&act.sa_mask, old_act->sa_mask);
3036 act.sa_flags = old_act->sa_flags;
3037 act.sa_restorer = old_act->sa_restorer;
53a5960a 3038 unlock_user_struct(old_act, arg2, 0);
66fb9763
FB		 3039 pact = &act;
3040 } else {
3041 pact = NULL;
3042 }
3043 ret = get_errno(do_sigaction(arg1, pact, &oact));
53a5960a
PB		 3044 if (!is_error(ret) && arg3) {
3045 lock_user_struct(old_act, arg3, 0);
3046 old_act->_sa_handler = oact._sa_handler;
3047 old_act->sa_mask = oact.sa_mask.sig[0];
3048 old_act->sa_flags = oact.sa_flags;
3049 old_act->sa_restorer = oact.sa_restorer;
3050 unlock_user_struct(old_act, arg3, 1);
66fb9763 3051 }
388bb21a 3052#else
106ec879
FB		 3053 struct target_sigaction act, oact, *pact, *old_act;
3054
3055 if (arg2) {
3056 lock_user_struct(old_act, arg2, 1);
3057 act._sa_handler = old_act->_sa_handler;
3058 target_siginitset(&act.sa_mask, old_act->sa_mask.sig[0]);
3059 act.sa_flags = old_act->sa_flags;
3060 unlock_user_struct(old_act, arg2, 0);
3061 pact = &act;
3062 } else {
3063 pact = NULL;
3064 }
3065
3066 ret = get_errno(do_sigaction(arg1, pact, &oact));
3067
3068 if (!is_error(ret) && arg3) {
3069 lock_user_struct(old_act, arg3, 0);
3070 old_act->_sa_handler = oact._sa_handler;
3071 old_act->sa_flags = oact.sa_flags;
3072 old_act->sa_mask.sig[0] = oact.sa_mask.sig[0];
3073 old_act->sa_mask.sig[1] = 0;
3074 old_act->sa_mask.sig[2] = 0;
3075 old_act->sa_mask.sig[3] = 0;
3076 unlock_user_struct(old_act, arg3, 1);
3077 }
388bb21a 3078#endif
31e31b8a
FB		 3079 }
3080 break;
e5febef5 3081#endif
66fb9763 3082 case TARGET_NR_rt_sigaction:
53a5960a
PB		 3083 {
3084 struct target_sigaction *act;
3085 struct target_sigaction *oact;
3086
3087 if (arg2)
3088 lock_user_struct(act, arg2, 1);
3089 else
3090 act = NULL;
3091 if (arg3)
3092 lock_user_struct(oact, arg3, 0);
3093 else
3094 oact = NULL;
3095 ret = get_errno(do_sigaction(arg1, act, oact));
3096 if (arg2)
3097 unlock_user_struct(act, arg2, 0);
3098 if (arg3)
3099 unlock_user_struct(oact, arg3, 1);
3100 }
66fb9763 3101 break;
7a3148a9 3102#ifdef TARGET_NR_sgetmask /* not on alpha */
31e31b8a 3103 case TARGET_NR_sgetmask:
66fb9763
FB		 3104 {
3105 sigset_t cur_set;
3106 target_ulong target_set;
3107 sigprocmask(0, NULL, &cur_set);
3108 host_to_target_old_sigset(&target_set, &cur_set);
3109 ret = target_set;
3110 }
3111 break;
7a3148a9
JM		 3112#endif
3113#ifdef TARGET_NR_ssetmask /* not on alpha */
31e31b8a 3114 case TARGET_NR_ssetmask:
66fb9763
FB		 3115 {
3116 sigset_t set, oset, cur_set;
3117 target_ulong target_set = arg1;
3118 sigprocmask(0, NULL, &cur_set);
3119 target_to_host_old_sigset(&set, &target_set);
3120 sigorset(&set, &set, &cur_set);
3121 sigprocmask(SIG_SETMASK, &set, &oset);
3122 host_to_target_old_sigset(&target_set, &oset);
3123 ret = target_set;
3124 }
3125 break;
7a3148a9 3126#endif
e5febef5 3127#ifdef TARGET_NR_sigprocmask
66fb9763
FB		 3128 case TARGET_NR_sigprocmask:
3129 {
3130 int how = arg1;
3131 sigset_t set, oldset, *set_ptr;
3b46e624 3132
53a5960a 3133 if (arg2) {
66fb9763
FB		 3134 switch(how) {
3135 case TARGET_SIG_BLOCK:
3136 how = SIG_BLOCK;
3137 break;
3138 case TARGET_SIG_UNBLOCK:
3139 how = SIG_UNBLOCK;
3140 break;
3141 case TARGET_SIG_SETMASK:
3142 how = SIG_SETMASK;
3143 break;
3144 default:
3145 ret = -EINVAL;
3146 goto fail;
3147 }
53a5960a
PB		 3148 p = lock_user(arg2, sizeof(target_sigset_t), 1);
3149 target_to_host_old_sigset(&set, p);
3150 unlock_user(p, arg2, 0);
66fb9763
FB		 3151 set_ptr = &set;
3152 } else {
3153 how = 0;
3154 set_ptr = NULL;
3155 }
3156 ret = get_errno(sigprocmask(arg1, set_ptr, &oldset));
53a5960a
PB		 3157 if (!is_error(ret) && arg3) {
3158 p = lock_user(arg3, sizeof(target_sigset_t), 0);
3159 host_to_target_old_sigset(p, &oldset);
3160 unlock_user(p, arg3, sizeof(target_sigset_t));
66fb9763
FB		 3161 }
3162 }
3163 break;
e5febef5 3164#endif
66fb9763
FB		 3165 case TARGET_NR_rt_sigprocmask:
3166 {
3167 int how = arg1;
3168 sigset_t set, oldset, *set_ptr;
3b46e624 3169
53a5960a 3170 if (arg2) {
66fb9763
FB		 3171 switch(how) {
3172 case TARGET_SIG_BLOCK:
3173 how = SIG_BLOCK;
3174 break;
3175 case TARGET_SIG_UNBLOCK:
3176 how = SIG_UNBLOCK;
3177 break;
3178 case TARGET_SIG_SETMASK:
3179 how = SIG_SETMASK;
3180 break;
3181 default:
3182 ret = -EINVAL;
3183 goto fail;
3184 }
53a5960a
PB		 3185 p = lock_user(arg2, sizeof(target_sigset_t), 1);
3186 target_to_host_sigset(&set, p);
3187 unlock_user(p, arg2, 0);
66fb9763
FB		 3188 set_ptr = &set;
3189 } else {
3190 how = 0;
3191 set_ptr = NULL;
3192 }
3193 ret = get_errno(sigprocmask(how, set_ptr, &oldset));
53a5960a
PB		 3194 if (!is_error(ret) && arg3) {
3195 p = lock_user(arg3, sizeof(target_sigset_t), 0);
3196 host_to_target_sigset(p, &oldset);
3197 unlock_user(p, arg3, sizeof(target_sigset_t));
66fb9763
FB		 3198 }
3199 }
3200 break;
e5febef5 3201#ifdef TARGET_NR_sigpending
66fb9763
FB		 3202 case TARGET_NR_sigpending:
3203 {
3204 sigset_t set;
3205 ret = get_errno(sigpending(&set));
3206 if (!is_error(ret)) {
53a5960a
PB		 3207 p = lock_user(arg1, sizeof(target_sigset_t), 0);
3208 host_to_target_old_sigset(p, &set);
3209 unlock_user(p, arg1, sizeof(target_sigset_t));
66fb9763
FB		 3210 }
3211 }
3212 break;
e5febef5 3213#endif
66fb9763
FB		 3214 case TARGET_NR_rt_sigpending:
3215 {
3216 sigset_t set;
3217 ret = get_errno(sigpending(&set));
3218 if (!is_error(ret)) {
53a5960a
PB		 3219 p = lock_user(arg1, sizeof(target_sigset_t), 0);
3220 host_to_target_sigset(p, &set);
3221 unlock_user(p, arg1, sizeof(target_sigset_t));
66fb9763
FB		 3222 }
3223 }
3224 break;
e5febef5 3225#ifdef TARGET_NR_sigsuspend
66fb9763
FB		 3226 case TARGET_NR_sigsuspend:
3227 {
3228 sigset_t set;
53a5960a
PB		 3229 p = lock_user(arg1, sizeof(target_sigset_t), 1);
3230 target_to_host_old_sigset(&set, p);
3231 unlock_user(p, arg1, 0);
66fb9763
FB		 3232 ret = get_errno(sigsuspend(&set));
3233 }
3234 break;
e5febef5 3235#endif
66fb9763
FB		 3236 case TARGET_NR_rt_sigsuspend:
3237 {
3238 sigset_t set;
53a5960a
PB		 3239 p = lock_user(arg1, sizeof(target_sigset_t), 1);
3240 target_to_host_sigset(&set, p);
3241 unlock_user(p, arg1, 0);
66fb9763
FB		 3242 ret = get_errno(sigsuspend(&set));
3243 }
3244 break;
3245 case TARGET_NR_rt_sigtimedwait:
3246 {
66fb9763
FB		 3247 sigset_t set;
3248 struct timespec uts, *puts;
3249 siginfo_t uinfo;
3b46e624 3250
53a5960a
PB		 3251 p = lock_user(arg1, sizeof(target_sigset_t), 1);
3252 target_to_host_sigset(&set, p);
3253 unlock_user(p, arg1, 0);
3254 if (arg3) {
66fb9763 3255 puts = &uts;
53a5960a 3256 target_to_host_timespec(puts, arg3);
66fb9763
FB		 3257 } else {
3258 puts = NULL;
3259 }
3260 ret = get_errno(sigtimedwait(&set, &uinfo, puts));
53a5960a
PB		 3261 if (!is_error(ret) && arg2) {
3262 p = lock_user(arg2, sizeof(target_sigset_t), 0);
3263 host_to_target_siginfo(p, &uinfo);
3264 unlock_user(p, arg2, sizeof(target_sigset_t));
66fb9763
FB		 3265 }
3266 }
3267 break;
3268 case TARGET_NR_rt_sigqueueinfo:
3269 {
3270 siginfo_t uinfo;
53a5960a
PB		 3271 p = lock_user(arg3, sizeof(target_sigset_t), 1);
3272 target_to_host_siginfo(&uinfo, p);
3273 unlock_user(p, arg1, 0);
66fb9763
FB		 3274 ret = get_errno(sys_rt_sigqueueinfo(arg1, arg2, &uinfo));
3275 }
3276 break;
e5febef5 3277#ifdef TARGET_NR_sigreturn
66fb9763
FB		 3278 case TARGET_NR_sigreturn:
3279 /* NOTE: ret is eax, so not transcoding must be done */
3280 ret = do_sigreturn(cpu_env);
3281 break;
e5febef5 3282#endif
66fb9763
FB		 3283 case TARGET_NR_rt_sigreturn:
3284 /* NOTE: ret is eax, so not transcoding must be done */
3285 ret = do_rt_sigreturn(cpu_env);
3286 break;
31e31b8a 3287 case TARGET_NR_sethostname:
53a5960a
PB		 3288 p = lock_user_string(arg1);
3289 ret = get_errno(sethostname(p, arg2));
3290 unlock_user(p, arg1, 0);
31e31b8a
FB		 3291 break;
3292 case TARGET_NR_setrlimit:
9de5e440
FB		 3293 {
3294 /* XXX: convert resource ? */
3295 int resource = arg1;
53a5960a 3296 struct target_rlimit *target_rlim;
9de5e440 3297 struct rlimit rlim;
53a5960a 3298 lock_user_struct(target_rlim, arg2, 1);
9de5e440
FB		 3299 rlim.rlim_cur = tswapl(target_rlim->rlim_cur);
3300 rlim.rlim_max = tswapl(target_rlim->rlim_max);
53a5960a 3301 unlock_user_struct(target_rlim, arg2, 0);
9de5e440
FB		 3302 ret = get_errno(setrlimit(resource, &rlim));
3303 }
3304 break;
31e31b8a 3305 case TARGET_NR_getrlimit:
9de5e440
FB		 3306 {
3307 /* XXX: convert resource ? */
3308 int resource = arg1;
53a5960a 3309 struct target_rlimit *target_rlim;
9de5e440 3310 struct rlimit rlim;
3b46e624 3311
9de5e440
FB		 3312 ret = get_errno(getrlimit(resource, &rlim));
3313 if (!is_error(ret)) {
53a5960a
PB		 3314 lock_user_struct(target_rlim, arg2, 0);
3315 rlim.rlim_cur = tswapl(target_rlim->rlim_cur);
3316 rlim.rlim_max = tswapl(target_rlim->rlim_max);
3317 unlock_user_struct(target_rlim, arg2, 1);
9de5e440
FB		 3318 }
3319 }
3320 break;
31e31b8a 3321 case TARGET_NR_getrusage:
b409186b
FB		 3322 {
3323 struct rusage rusage;
b409186b
FB		 3324 ret = get_errno(getrusage(arg1, &rusage));
3325 if (!is_error(ret)) {
53a5960a 3326 host_to_target_rusage(arg2, &rusage);
b409186b
FB		 3327 }
3328 }
3329 break;
31e31b8a
FB		 3330 case TARGET_NR_gettimeofday:
3331 {
31e31b8a
FB		 3332 struct timeval tv;
3333 ret = get_errno(gettimeofday(&tv, NULL));
3334 if (!is_error(ret)) {
53a5960a 3335 host_to_target_timeval(arg1, &tv);
31e31b8a
FB		 3336 }
3337 }
3338 break;
3339 case TARGET_NR_settimeofday:
3340 {
31e31b8a 3341 struct timeval tv;
53a5960a 3342 target_to_host_timeval(&tv, arg1);
31e31b8a
FB		 3343 ret = get_errno(settimeofday(&tv, NULL));
3344 }
3345 break;
048f6b4d 3346#ifdef TARGET_NR_select
31e31b8a 3347 case TARGET_NR_select:
f2674e31 3348 {
53a5960a
PB		 3349 struct target_sel_arg_struct *sel;
3350 target_ulong inp, outp, exp, tvp;
3351 long nsel;
3352
3353 lock_user_struct(sel, arg1, 1);
3354 nsel = tswapl(sel->n);
3355 inp = tswapl(sel->inp);
3356 outp = tswapl(sel->outp);
3357 exp = tswapl(sel->exp);
3358 tvp = tswapl(sel->tvp);
3359 unlock_user_struct(sel, arg1, 0);
3360 ret = do_select(nsel, inp, outp, exp, tvp);
f2674e31
FB		 3361 }
3362 break;
048f6b4d 3363#endif
31e31b8a 3364 case TARGET_NR_symlink:
53a5960a
PB		 3365 {
3366 void *p2;
3367 p = lock_user_string(arg1);
3368 p2 = lock_user_string(arg2);
3369 ret = get_errno(symlink(p, p2));
3370 unlock_user(p2, arg2, 0);
3371 unlock_user(p, arg1, 0);
3372 }
31e31b8a 3373 break;
f0b6243d
TS		 3374#if defined(TARGET_NR_symlinkat) && defined(__NR_symlinkat)
3375 case TARGET_NR_symlinkat:
3376 if (!arg1 || !arg3) {
3377 ret = -EFAULT;
3378 goto fail;
3379 }
3380 {
3381 void *p2 = NULL;
3382 p = lock_user_string(arg1);
3383 p2 = lock_user_string(arg3);
3384 if (!access_ok(VERIFY_READ, p, 1)
3385 || !access_ok(VERIFY_READ, p2, 1))
3386 ret = -EFAULT;
3387 else
3388 ret = get_errno(sys_symlinkat(p, arg2, p2));
3389 if (p2)
3390 unlock_user(p2, arg3, 0);
3391 if (p)
3392 unlock_user(p, arg1, 0);
3393 }
3394 break;
3395#endif
ebc05488 3396#ifdef TARGET_NR_oldlstat
31e31b8a
FB		 3397 case TARGET_NR_oldlstat:
3398 goto unimplemented;
ebc05488 3399#endif
31e31b8a 3400 case TARGET_NR_readlink:
53a5960a
PB		 3401 {
3402 void *p2;
3403 p = lock_user_string(arg1);
3404 p2 = lock_user(arg2, arg3, 0);
3405 ret = get_errno(readlink(path(p), p2, arg3));
3406 unlock_user(p2, arg2, ret);
3407 unlock_user(p, arg1, 0);
3408 }
31e31b8a 3409 break;
5e0ccb18
TS		 3410#if defined(TARGET_NR_readlinkat) && defined(__NR_readlinkat)
3411 case TARGET_NR_readlinkat:
3412 if (!arg2 || !arg3) {
3413 ret = -EFAULT;
3414 goto fail;
3415 }
3416 {
3417 void *p2 = NULL;
3418 p = lock_user_string(arg2);
3419 p2 = lock_user(arg3, arg4, 0);
3420 if (!access_ok(VERIFY_READ, p, 1)
3421 || !access_ok(VERIFY_READ, p2, 1))
3422 ret = -EFAULT;
3423 else
3424 ret = get_errno(sys_readlinkat(arg1, path(p), p2, arg4));
3425 if (p2)
3426 unlock_user(p2, arg3, ret);
3427 if (p)
3428 unlock_user(p, arg2, 0);
3429 }
3430 break;
3431#endif
e5febef5 3432#ifdef TARGET_NR_uselib
31e31b8a
FB		 3433 case TARGET_NR_uselib:
3434 goto unimplemented;
e5febef5
TS		 3435#endif
3436#ifdef TARGET_NR_swapon
31e31b8a 3437 case TARGET_NR_swapon:
53a5960a
PB		 3438 p = lock_user_string(arg1);
3439 ret = get_errno(swapon(p, arg2));
3440 unlock_user(p, arg1, 0);
31e31b8a 3441 break;
e5febef5 3442#endif
31e31b8a
FB		 3443 case TARGET_NR_reboot:
3444 goto unimplemented;
e5febef5 3445#ifdef TARGET_NR_readdir
31e31b8a
FB		 3446 case TARGET_NR_readdir:
3447 goto unimplemented;
e5febef5
TS		 3448#endif
3449#ifdef TARGET_NR_mmap
31e31b8a 3450 case TARGET_NR_mmap:
e6e5906b 3451#if defined(TARGET_I386) || defined(TARGET_ARM) || defined(TARGET_M68K)
31e31b8a 3452 {
53a5960a
PB		 3453 target_ulong *v;
3454 target_ulong v1, v2, v3, v4, v5, v6;
3455 v = lock_user(arg1, 6 * sizeof(target_ulong), 1);
3456 v1 = tswapl(v[0]);
3457 v2 = tswapl(v[1]);
3458 v3 = tswapl(v[2]);
3459 v4 = tswapl(v[3]);
3460 v5 = tswapl(v[4]);
3461 v6 = tswapl(v[5]);
3462 unlock_user(v, arg1, 0);
5fafdf24 3463 ret = get_errno(target_mmap(v1, v2, v3,
5286db75
FB		 3464 target_to_host_bitmask(v4, mmap_flags_tbl),
3465 v5, v6));
31e31b8a 3466 }
31e31b8a 3467#else
5fafdf24
TS		 3468 ret = get_errno(target_mmap(arg1, arg2, arg3,
3469 target_to_host_bitmask(arg4, mmap_flags_tbl),
6fb883e8
FB		 3470 arg5,
3471 arg6));
31e31b8a 3472#endif
6fb883e8 3473 break;
e5febef5 3474#endif
a315a145 3475#ifdef TARGET_NR_mmap2
6fb883e8 3476 case TARGET_NR_mmap2:
0d3267a7 3477#if defined(TARGET_SPARC) || defined(TARGET_MIPS)
c573ff67
FB		 3478#define MMAP_SHIFT 12
3479#else
3480#define MMAP_SHIFT TARGET_PAGE_BITS
3481#endif
5fafdf24
TS		 3482 ret = get_errno(target_mmap(arg1, arg2, arg3,
3483 target_to_host_bitmask(arg4, mmap_flags_tbl),
5286db75 3484 arg5,
c573ff67 3485 arg6 << MMAP_SHIFT));
31e31b8a 3486 break;
a315a145 3487#endif
31e31b8a 3488 case TARGET_NR_munmap:
54936004 3489 ret = get_errno(target_munmap(arg1, arg2));
31e31b8a 3490 break;
9de5e440 3491 case TARGET_NR_mprotect:
54936004 3492 ret = get_errno(target_mprotect(arg1, arg2, arg3));
9de5e440 3493 break;
e5febef5 3494#ifdef TARGET_NR_mremap
9de5e440 3495 case TARGET_NR_mremap:
54936004 3496 ret = get_errno(target_mremap(arg1, arg2, arg3, arg4, arg5));
9de5e440 3497 break;
e5febef5 3498#endif
53a5960a 3499 /* ??? msync/mlock/munlock are broken for softmmu. */
e5febef5 3500#ifdef TARGET_NR_msync
9de5e440 3501 case TARGET_NR_msync:
53a5960a 3502 ret = get_errno(msync(g2h(arg1), arg2, arg3));
9de5e440 3503 break;
e5febef5
TS		 3504#endif
3505#ifdef TARGET_NR_mlock
9de5e440 3506 case TARGET_NR_mlock:
53a5960a 3507 ret = get_errno(mlock(g2h(arg1), arg2));
9de5e440 3508 break;
e5febef5
TS		 3509#endif
3510#ifdef TARGET_NR_munlock
9de5e440 3511 case TARGET_NR_munlock:
53a5960a 3512 ret = get_errno(munlock(g2h(arg1), arg2));
9de5e440 3513 break;
e5febef5
TS		 3514#endif
3515#ifdef TARGET_NR_mlockall
9de5e440
FB		 3516 case TARGET_NR_mlockall:
3517 ret = get_errno(mlockall(arg1));
3518 break;
e5febef5
TS		 3519#endif
3520#ifdef TARGET_NR_munlockall
9de5e440
FB		 3521 case TARGET_NR_munlockall:
3522 ret = get_errno(munlockall());
3523 break;
e5febef5 3524#endif
31e31b8a 3525 case TARGET_NR_truncate:
53a5960a
PB		 3526 p = lock_user_string(arg1);
3527 ret = get_errno(truncate(p, arg2));
3528 unlock_user(p, arg1, 0);
31e31b8a
FB		 3529 break;
3530 case TARGET_NR_ftruncate:
3531 ret = get_errno(ftruncate(arg1, arg2));
3532 break;
3533 case TARGET_NR_fchmod:
3534 ret = get_errno(fchmod(arg1, arg2));
3535 break;
31e31b8a
FB		 3536 case TARGET_NR_getpriority:
3537 ret = get_errno(getpriority(arg1, arg2));
3538 break;
3539 case TARGET_NR_setpriority:
3540 ret = get_errno(setpriority(arg1, arg2, arg3));
3541 break;
ebc05488 3542#ifdef TARGET_NR_profil
31e31b8a
FB		 3543 case TARGET_NR_profil:
3544 goto unimplemented;
ebc05488 3545#endif
31e31b8a 3546 case TARGET_NR_statfs:
53a5960a
PB		 3547 p = lock_user_string(arg1);
3548 ret = get_errno(statfs(path(p), &stfs));
3549 unlock_user(p, arg1, 0);
31e31b8a
FB		 3550 convert_statfs:
3551 if (!is_error(ret)) {
53a5960a 3552 struct target_statfs *target_stfs;
3b46e624 3553
53a5960a
PB		 3554 lock_user_struct(target_stfs, arg2, 0);
3555 /* ??? put_user is probably wrong. */
56c8f68f
FB		 3556 put_user(stfs.f_type, &target_stfs->f_type);
3557 put_user(stfs.f_bsize, &target_stfs->f_bsize);
3558 put_user(stfs.f_blocks, &target_stfs->f_blocks);
3559 put_user(stfs.f_bfree, &target_stfs->f_bfree);
3560 put_user(stfs.f_bavail, &target_stfs->f_bavail);
3561 put_user(stfs.f_files, &target_stfs->f_files);
3562 put_user(stfs.f_ffree, &target_stfs->f_ffree);
4ce6f8de
TS		 3563 put_user(stfs.f_fsid.__val[0], &target_stfs->f_fsid.val[0]);
3564 put_user(stfs.f_fsid.__val[1], &target_stfs->f_fsid.val[1]);
56c8f68f 3565 put_user(stfs.f_namelen, &target_stfs->f_namelen);
53a5960a 3566 unlock_user_struct(target_stfs, arg2, 1);
31e31b8a
FB		 3567 }
3568 break;
3569 case TARGET_NR_fstatfs:
56c8f68f 3570 ret = get_errno(fstatfs(arg1, &stfs));
31e31b8a 3571 goto convert_statfs;
56c8f68f
FB		 3572#ifdef TARGET_NR_statfs64
3573 case TARGET_NR_statfs64:
53a5960a
PB		 3574 p = lock_user_string(arg1);
3575 ret = get_errno(statfs(path(p), &stfs));
3576 unlock_user(p, arg1, 0);
56c8f68f
FB		 3577 convert_statfs64:
3578 if (!is_error(ret)) {
53a5960a 3579 struct target_statfs64 *target_stfs;
3b46e624 3580
53a5960a
PB		 3581 lock_user_struct(target_stfs, arg3, 0);
3582 /* ??? put_user is probably wrong. */
56c8f68f
FB		 3583 put_user(stfs.f_type, &target_stfs->f_type);
3584 put_user(stfs.f_bsize, &target_stfs->f_bsize);
3585 put_user(stfs.f_blocks, &target_stfs->f_blocks);
3586 put_user(stfs.f_bfree, &target_stfs->f_bfree);
3587 put_user(stfs.f_bavail, &target_stfs->f_bavail);
3588 put_user(stfs.f_files, &target_stfs->f_files);
3589 put_user(stfs.f_ffree, &target_stfs->f_ffree);
4ce6f8de
TS		 3590 put_user(stfs.f_fsid.__val[0], &target_stfs->f_fsid.val[0]);
3591 put_user(stfs.f_fsid.__val[1], &target_stfs->f_fsid.val[1]);
56c8f68f 3592 put_user(stfs.f_namelen, &target_stfs->f_namelen);
53a5960a 3593 unlock_user_struct(target_stfs, arg3, 0);
56c8f68f
FB		 3594 }
3595 break;
3596 case TARGET_NR_fstatfs64:
3597 ret = get_errno(fstatfs(arg1, &stfs));
3598 goto convert_statfs64;
3599#endif
ebc05488 3600#ifdef TARGET_NR_ioperm
31e31b8a
FB		 3601 case TARGET_NR_ioperm:
3602 goto unimplemented;
ebc05488 3603#endif
e5febef5 3604#ifdef TARGET_NR_socketcall
31e31b8a 3605 case TARGET_NR_socketcall:
53a5960a 3606 ret = do_socketcall(arg1, arg2);
31e31b8a 3607 break;
e5febef5 3608#endif
3532fa74
FB		 3609#ifdef TARGET_NR_accept
3610 case TARGET_NR_accept:
1be9e1dc 3611 ret = do_accept(arg1, arg2, arg3);
3532fa74
FB		 3612 break;
3613#endif
3614#ifdef TARGET_NR_bind
3615 case TARGET_NR_bind:
3616 ret = do_bind(arg1, arg2, arg3);
3617 break;
3618#endif
3619#ifdef TARGET_NR_connect
3620 case TARGET_NR_connect:
3621 ret = do_connect(arg1, arg2, arg3);
3622 break;
3623#endif
3624#ifdef TARGET_NR_getpeername
3625 case TARGET_NR_getpeername:
1be9e1dc 3626 ret = do_getpeername(arg1, arg2, arg3);
3532fa74
FB		 3627 break;
3628#endif
3629#ifdef TARGET_NR_getsockname
3630 case TARGET_NR_getsockname:
1be9e1dc 3631 ret = do_getsockname(arg1, arg2, arg3);
3532fa74
FB		 3632 break;
3633#endif
3634#ifdef TARGET_NR_getsockopt
3635 case TARGET_NR_getsockopt:
3636 ret = do_getsockopt(arg1, arg2, arg3, arg4, arg5);
3637 break;
3638#endif
3639#ifdef TARGET_NR_listen
3640 case TARGET_NR_listen:
1be9e1dc 3641 ret = get_errno(listen(arg1, arg2));
3532fa74
FB		 3642 break;
3643#endif
3644#ifdef TARGET_NR_recv
3645 case TARGET_NR_recv:
214201bd 3646 ret = do_recvfrom(arg1, arg2, arg3, arg4, 0, 0);
3532fa74
FB		 3647 break;
3648#endif
3649#ifdef TARGET_NR_recvfrom
3650 case TARGET_NR_recvfrom:
214201bd 3651 ret = do_recvfrom(arg1, arg2, arg3, arg4, arg5, arg6);
3532fa74
FB		 3652 break;
3653#endif
3654#ifdef TARGET_NR_recvmsg
3655 case TARGET_NR_recvmsg:
3656 ret = do_sendrecvmsg(arg1, arg2, arg3, 0);
3657 break;
3658#endif
3659#ifdef TARGET_NR_send
3660 case TARGET_NR_send:
1be9e1dc 3661 ret = do_sendto(arg1, arg2, arg3, arg4, 0, 0);
3532fa74
FB		 3662 break;
3663#endif
3664#ifdef TARGET_NR_sendmsg
3665 case TARGET_NR_sendmsg:
3666 ret = do_sendrecvmsg(arg1, arg2, arg3, 1);
3667 break;
3668#endif
3669#ifdef TARGET_NR_sendto
3670 case TARGET_NR_sendto:
1be9e1dc 3671 ret = do_sendto(arg1, arg2, arg3, arg4, arg5, arg6);
3532fa74
FB		 3672 break;
3673#endif
3674#ifdef TARGET_NR_shutdown
3675 case TARGET_NR_shutdown:
1be9e1dc 3676 ret = get_errno(shutdown(arg1, arg2));
3532fa74
FB		 3677 break;
3678#endif
3679#ifdef TARGET_NR_socket
3680 case TARGET_NR_socket:
3681 ret = do_socket(arg1, arg2, arg3);
3682 break;
3683#endif
3684#ifdef TARGET_NR_socketpair
3685 case TARGET_NR_socketpair:
1be9e1dc 3686 ret = do_socketpair(arg1, arg2, arg3, arg4);
3532fa74
FB		 3687 break;
3688#endif
3689#ifdef TARGET_NR_setsockopt
3690 case TARGET_NR_setsockopt:
3691 ret = do_setsockopt(arg1, arg2, arg3, arg4, (socklen_t) arg5);
3692 break;
3693#endif
7494b0f9 3694
31e31b8a 3695 case TARGET_NR_syslog:
e5574487
TS		 3696 p = lock_user_string(arg2);
3697 ret = get_errno(sys_syslog((int)arg1, p, (int)arg3));
3698 unlock_user(p, arg2, 0);
7494b0f9
TS		 3699 break;
3700
31e31b8a 3701 case TARGET_NR_setitimer:
66fb9763 3702 {
66fb9763
FB		 3703 struct itimerval value, ovalue, *pvalue;
3704
53a5960a 3705 if (arg2) {
66fb9763 3706 pvalue = &value;
5fafdf24 3707 target_to_host_timeval(&pvalue->it_interval,
53a5960a 3708 arg2);
5fafdf24 3709 target_to_host_timeval(&pvalue->it_value,
53a5960a 3710 arg2 + sizeof(struct target_timeval));
66fb9763
FB		 3711 } else {
3712 pvalue = NULL;
3713 }
3714 ret = get_errno(setitimer(arg1, pvalue, &ovalue));
53a5960a
PB		 3715 if (!is_error(ret) && arg3) {
3716 host_to_target_timeval(arg3,
66fb9763 3717 &ovalue.it_interval);
53a5960a 3718 host_to_target_timeval(arg3 + sizeof(struct target_timeval),
66fb9763
FB		 3719 &ovalue.it_value);
3720 }
3721 }
3722 break;
31e31b8a 3723 case TARGET_NR_getitimer:
66fb9763 3724 {
66fb9763 3725 struct itimerval value;
3b46e624 3726
66fb9763 3727 ret = get_errno(getitimer(arg1, &value));
53a5960a
PB		 3728 if (!is_error(ret) && arg2) {
3729 host_to_target_timeval(arg2,
66fb9763 3730 &value.it_interval);
53a5960a 3731 host_to_target_timeval(arg2 + sizeof(struct target_timeval),
66fb9763
FB		 3732 &value.it_value);
3733 }
3734 }
3735 break;
31e31b8a 3736 case TARGET_NR_stat:
53a5960a
PB		 3737 p = lock_user_string(arg1);
3738 ret = get_errno(stat(path(p), &st));
3739 unlock_user(p, arg1, 0);
31e31b8a
FB		 3740 goto do_stat;
3741 case TARGET_NR_lstat:
53a5960a
PB		 3742 p = lock_user_string(arg1);
3743 ret = get_errno(lstat(path(p), &st));
3744 unlock_user(p, arg1, 0);
31e31b8a
FB		 3745 goto do_stat;
3746 case TARGET_NR_fstat:
3747 {
3748 ret = get_errno(fstat(arg1, &st));
3749 do_stat:
3750 if (!is_error(ret)) {
53a5960a 3751 struct target_stat *target_st;
e3584658 3752
53a5960a 3753 lock_user_struct(target_st, arg2, 0);
1b8dd648 3754#if defined(TARGET_MIPS) || defined(TARGET_SPARC64)
e3584658
TS		 3755 target_st->st_dev = tswap32(st.st_dev);
3756#else
31e31b8a 3757 target_st->st_dev = tswap16(st.st_dev);
e3584658 3758#endif
31e31b8a 3759 target_st->st_ino = tswapl(st.st_ino);
7d600c80 3760#if defined(TARGET_PPC) || defined(TARGET_MIPS)
67867308
FB		 3761 target_st->st_mode = tswapl(st.st_mode); /* XXX: check this */
3762 target_st->st_uid = tswap32(st.st_uid);
3763 target_st->st_gid = tswap32(st.st_gid);
1b8dd648
BS		 3764#elif defined(TARGET_SPARC64)
3765 target_st->st_mode = tswap32(st.st_mode);
3766 target_st->st_uid = tswap32(st.st_uid);
3767 target_st->st_gid = tswap32(st.st_gid);
67867308 3768#else
ec86b0fb 3769 target_st->st_mode = tswap16(st.st_mode);
31e31b8a
FB		 3770 target_st->st_uid = tswap16(st.st_uid);
3771 target_st->st_gid = tswap16(st.st_gid);
67867308 3772#endif
e3584658
TS		 3773#if defined(TARGET_MIPS)
3774 /* If this is the same on PPC, then just merge w/ the above ifdef */
3775 target_st->st_nlink = tswapl(st.st_nlink);
3776 target_st->st_rdev = tswapl(st.st_rdev);
1b8dd648
BS		 3777#elif defined(TARGET_SPARC64)
3778 target_st->st_nlink = tswap32(st.st_nlink);
3779 target_st->st_rdev = tswap32(st.st_rdev);
e3584658 3780#else
67867308 3781 target_st->st_nlink = tswap16(st.st_nlink);
31e31b8a 3782 target_st->st_rdev = tswap16(st.st_rdev);
e3584658 3783#endif
31e31b8a
FB		 3784 target_st->st_size = tswapl(st.st_size);
3785 target_st->st_blksize = tswapl(st.st_blksize);
3786 target_st->st_blocks = tswapl(st.st_blocks);
7854b056
FB		 3787 target_st->target_st_atime = tswapl(st.st_atime);
3788 target_st->target_st_mtime = tswapl(st.st_mtime);
3789 target_st->target_st_ctime = tswapl(st.st_ctime);
53a5960a 3790 unlock_user_struct(target_st, arg2, 1);
31e31b8a
FB		 3791 }
3792 }
3793 break;
ebc05488 3794#ifdef TARGET_NR_olduname
31e31b8a
FB		 3795 case TARGET_NR_olduname:
3796 goto unimplemented;
ebc05488
FB		 3797#endif
3798#ifdef TARGET_NR_iopl
31e31b8a
FB		 3799 case TARGET_NR_iopl:
3800 goto unimplemented;
ebc05488 3801#endif
31e31b8a
FB		 3802 case TARGET_NR_vhangup:
3803 ret = get_errno(vhangup());
3804 break;
ebc05488 3805#ifdef TARGET_NR_idle
31e31b8a
FB		 3806 case TARGET_NR_idle:
3807 goto unimplemented;
42ad6ae9
FB		 3808#endif
3809#ifdef TARGET_NR_syscall
3810 case TARGET_NR_syscall:
3811 ret = do_syscall(cpu_env,arg1 & 0xffff,arg2,arg3,arg4,arg5,arg6,0);
3812 break;
ebc05488 3813#endif
31e31b8a
FB		 3814 case TARGET_NR_wait4:
3815 {
3816 int status;
53a5960a 3817 target_long status_ptr = arg2;
31e31b8a 3818 struct rusage rusage, *rusage_ptr;
53a5960a 3819 target_ulong target_rusage = arg4;
31e31b8a
FB		 3820 if (target_rusage)
3821 rusage_ptr = &rusage;
3822 else
3823 rusage_ptr = NULL;
3824 ret = get_errno(wait4(arg1, &status, arg3, rusage_ptr));
3825 if (!is_error(ret)) {
3826 if (status_ptr)
53a5960a 3827 tputl(status_ptr, status);
31e31b8a 3828 if (target_rusage) {
b409186b 3829 host_to_target_rusage(target_rusage, &rusage);
31e31b8a
FB		 3830 }
3831 }
3832 }
3833 break;
e5febef5 3834#ifdef TARGET_NR_swapoff
31e31b8a 3835 case TARGET_NR_swapoff:
53a5960a
PB		 3836 p = lock_user_string(arg1);
3837 ret = get_errno(swapoff(p));
3838 unlock_user(p, arg1, 0);
31e31b8a 3839 break;
e5febef5 3840#endif
31e31b8a 3841 case TARGET_NR_sysinfo:
a5448a7d 3842 {
53a5960a 3843 struct target_sysinfo *target_value;
a5448a7d
FB		 3844 struct sysinfo value;
3845 ret = get_errno(sysinfo(&value));
53a5960a 3846 if (!is_error(ret) && arg1)
a5448a7d 3847 {
53a5960a
PB		 3848 /* ??? __put_user is probably wrong. */
3849 lock_user_struct(target_value, arg1, 0);
a5448a7d
FB		 3850 __put_user(value.uptime, &target_value->uptime);
3851 __put_user(value.loads[0], &target_value->loads[0]);
3852 __put_user(value.loads[1], &target_value->loads[1]);
3853 __put_user(value.loads[2], &target_value->loads[2]);
3854 __put_user(value.totalram, &target_value->totalram);
3855 __put_user(value.freeram, &target_value->freeram);
3856 __put_user(value.sharedram, &target_value->sharedram);
3857 __put_user(value.bufferram, &target_value->bufferram);
3858 __put_user(value.totalswap, &target_value->totalswap);
3859 __put_user(value.freeswap, &target_value->freeswap);
3860 __put_user(value.procs, &target_value->procs);
3861 __put_user(value.totalhigh, &target_value->totalhigh);
3862 __put_user(value.freehigh, &target_value->freehigh);
3863 __put_user(value.mem_unit, &target_value->mem_unit);
53a5960a 3864 unlock_user_struct(target_value, arg1, 1);
a5448a7d
FB		 3865 }
3866 }
3867 break;
e5febef5 3868#ifdef TARGET_NR_ipc
31e31b8a 3869 case TARGET_NR_ipc:
8853f86e
FB		 3870 ret = do_ipc(arg1, arg2, arg3, arg4, arg5, arg6);
3871 break;
e5febef5 3872#endif
31e31b8a
FB		 3873 case TARGET_NR_fsync:
3874 ret = get_errno(fsync(arg1));
3875 break;
31e31b8a 3876 case TARGET_NR_clone:
1b6b029e
FB		 3877 ret = get_errno(do_fork(cpu_env, arg1, arg2));
3878 break;
ec86b0fb
FB		 3879#ifdef __NR_exit_group
3880 /* new thread calls */
3881 case TARGET_NR_exit_group:
e9009676 3882 gdb_exit(cpu_env, arg1);
ec86b0fb
FB		 3883 ret = get_errno(exit_group(arg1));
3884 break;
3885#endif
31e31b8a 3886 case TARGET_NR_setdomainname:
53a5960a
PB		 3887 p = lock_user_string(arg1);
3888 ret = get_errno(setdomainname(p, arg2));
3889 unlock_user(p, arg1, 0);
31e31b8a
FB		 3890 break;
3891 case TARGET_NR_uname:
3892 /* no need to transcode because we use the linux syscall */
29e619b1
FB		 3893 {
3894 struct new_utsname * buf;
3b46e624 3895
53a5960a 3896 lock_user_struct(buf, arg1, 0);
29e619b1
FB		 3897 ret = get_errno(sys_uname(buf));
3898 if (!is_error(ret)) {
3899 /* Overrite the native machine name with whatever is being
3900 emulated. */
3901 strcpy (buf->machine, UNAME_MACHINE);
c5937220
PB		 3902 /* Allow the user to override the reported release. */
3903 if (qemu_uname_release && *qemu_uname_release)
3904 strcpy (buf->release, qemu_uname_release);
29e619b1 3905 }
53a5960a 3906 unlock_user_struct(buf, arg1, 1);
29e619b1 3907 }
31e31b8a 3908 break;
6dbad63e 3909#ifdef TARGET_I386
31e31b8a 3910 case TARGET_NR_modify_ldt:
53a5960a 3911 ret = get_errno(do_modify_ldt(cpu_env, arg1, arg2, arg3));
5cd4393b 3912 break;
84409ddb 3913#if !defined(TARGET_X86_64)
5cd4393b
FB		 3914 case TARGET_NR_vm86old:
3915 goto unimplemented;
3916 case TARGET_NR_vm86:
53a5960a 3917 ret = do_vm86(cpu_env, arg1, arg2);
6dbad63e 3918 break;
84409ddb 3919#endif
6dbad63e 3920#endif
31e31b8a
FB		 3921 case TARGET_NR_adjtimex:
3922 goto unimplemented;
e5febef5 3923#ifdef TARGET_NR_create_module
31e31b8a 3924 case TARGET_NR_create_module:
e5febef5 3925#endif
31e31b8a
FB		 3926 case TARGET_NR_init_module:
3927 case TARGET_NR_delete_module:
e5febef5 3928#ifdef TARGET_NR_get_kernel_syms
31e31b8a 3929 case TARGET_NR_get_kernel_syms:
e5febef5 3930#endif
31e31b8a
FB		 3931 goto unimplemented;
3932 case TARGET_NR_quotactl:
3933 goto unimplemented;
3934 case TARGET_NR_getpgid:
3935 ret = get_errno(getpgid(arg1));
3936 break;
3937 case TARGET_NR_fchdir:
3938 ret = get_errno(fchdir(arg1));
3939 break;
84409ddb 3940#ifdef TARGET_NR_bdflush /* not on x86_64 */
31e31b8a
FB		 3941 case TARGET_NR_bdflush:
3942 goto unimplemented;
84409ddb 3943#endif
e5febef5 3944#ifdef TARGET_NR_sysfs
31e31b8a
FB		 3945 case TARGET_NR_sysfs:
3946 goto unimplemented;
e5febef5 3947#endif
31e31b8a 3948 case TARGET_NR_personality:
1b6b029e 3949 ret = get_errno(personality(arg1));
31e31b8a 3950 break;
e5febef5 3951#ifdef TARGET_NR_afs_syscall
31e31b8a
FB		 3952 case TARGET_NR_afs_syscall:
3953 goto unimplemented;
e5febef5 3954#endif
7a3148a9 3955#ifdef TARGET_NR__llseek /* Not on alpha */
31e31b8a
FB		 3956 case TARGET_NR__llseek:
3957 {
4f2ac237
FB		 3958#if defined (__x86_64__)
3959 ret = get_errno(lseek(arg1, ((uint64_t )arg2 << 32) | arg3, arg5));
53a5960a 3960 tput64(arg4, ret);
4f2ac237 3961#else
31e31b8a
FB		 3962 int64_t res;
3963 ret = get_errno(_llseek(arg1, arg2, arg3, &res, arg5));
53a5960a 3964 tput64(arg4, res);
4f2ac237 3965#endif
31e31b8a
FB		 3966 }
3967 break;
7a3148a9 3968#endif
31e31b8a
FB		 3969 case TARGET_NR_getdents:
3970#if TARGET_LONG_SIZE != 4
53a5960a 3971 goto unimplemented;
a315a145 3972#warning not supported
4add45b4
FB		 3973#elif TARGET_LONG_SIZE == 4 && HOST_LONG_SIZE == 8
3974 {
53a5960a 3975 struct target_dirent *target_dirp;
4add45b4
FB		 3976 struct dirent *dirp;
3977 long count = arg3;
3978
3979 dirp = malloc(count);
3980 if (!dirp)
3981 return -ENOMEM;
3b46e624 3982
4add45b4
FB		 3983 ret = get_errno(sys_getdents(arg1, dirp, count));
3984 if (!is_error(ret)) {
3985 struct dirent *de;
3986 struct target_dirent *tde;
3987 int len = ret;
3988 int reclen, treclen;
3989 int count1, tnamelen;
3990
3991 count1 = 0;
3992 de = dirp;
53a5960a 3993 target_dirp = lock_user(arg2, count, 0);
4add45b4
FB		 3994 tde = target_dirp;
3995 while (len > 0) {
3996 reclen = de->d_reclen;
3997 treclen = reclen - (2 * (sizeof(long) - sizeof(target_long)));
3998 tde->d_reclen = tswap16(treclen);
3999 tde->d_ino = tswapl(de->d_ino);
4000 tde->d_off = tswapl(de->d_off);
4001 tnamelen = treclen - (2 * sizeof(target_long) + 2);
4002 if (tnamelen > 256)
4003 tnamelen = 256;
80a9d035 4004 /* XXX: may not be correct */
4add45b4
FB		 4005 strncpy(tde->d_name, de->d_name, tnamelen);
4006 de = (struct dirent *)((char *)de + reclen);
4007 len -= reclen;
1c5bf3bf 4008 tde = (struct target_dirent *)((char *)tde + treclen);
4add45b4
FB		 4009 count1 += treclen;
4010 }
4011 ret = count1;
4012 }
53a5960a 4013 unlock_user(target_dirp, arg2, ret);
4add45b4
FB		 4014 free(dirp);
4015 }
4016#else
31e31b8a 4017 {
53a5960a 4018 struct dirent *dirp;
31e31b8a 4019 long count = arg3;
dab2ed99 4020
53a5960a 4021 dirp = lock_user(arg2, count, 0);
72f03900 4022 ret = get_errno(sys_getdents(arg1, dirp, count));
31e31b8a
FB		 4023 if (!is_error(ret)) {
4024 struct dirent *de;
4025 int len = ret;
4026 int reclen;
4027 de = dirp;
4028 while (len > 0) {
8083a3e5 4029 reclen = de->d_reclen;
31e31b8a
FB		 4030 if (reclen > len)
4031 break;
8083a3e5 4032 de->d_reclen = tswap16(reclen);
31e31b8a
FB		 4033 tswapls(&de->d_ino);
4034 tswapls(&de->d_off);
4035 de = (struct dirent *)((char *)de + reclen);
4036 len -= reclen;
4037 }
4038 }
53a5960a 4039 unlock_user(dirp, arg2, ret);
31e31b8a 4040 }
4add45b4 4041#endif
31e31b8a 4042 break;
3ae43202 4043#if defined(TARGET_NR_getdents64) && defined(__NR_getdents64)
dab2ed99
FB		 4044 case TARGET_NR_getdents64:
4045 {
53a5960a 4046 struct dirent64 *dirp;
dab2ed99 4047 long count = arg3;
53a5960a 4048 dirp = lock_user(arg2, count, 0);
dab2ed99
FB		 4049 ret = get_errno(sys_getdents64(arg1, dirp, count));
4050 if (!is_error(ret)) {
4051 struct dirent64 *de;
4052 int len = ret;
4053 int reclen;
4054 de = dirp;
4055 while (len > 0) {
8083a3e5 4056 reclen = de->d_reclen;
dab2ed99
FB		 4057 if (reclen > len)
4058 break;
8083a3e5 4059 de->d_reclen = tswap16(reclen);
dab2ed99
FB		 4060 tswap64s(&de->d_ino);
4061 tswap64s(&de->d_off);
4062 de = (struct dirent64 *)((char *)de + reclen);
4063 len -= reclen;
4064 }
4065 }
53a5960a 4066 unlock_user(dirp, arg2, ret);
dab2ed99
FB		 4067 }
4068 break;
a541f297 4069#endif /* TARGET_NR_getdents64 */
e5febef5 4070#ifdef TARGET_NR__newselect
31e31b8a 4071 case TARGET_NR__newselect:
53a5960a 4072 ret = do_select(arg1, arg2, arg3, arg4, arg5);
31e31b8a 4073 break;
e5febef5
TS		 4074#endif
4075#ifdef TARGET_NR_poll
9de5e440
FB		 4076 case TARGET_NR_poll:
4077 {
53a5960a 4078 struct target_pollfd *target_pfd;
9de5e440
FB		 4079 unsigned int nfds = arg2;
4080 int timeout = arg3;
4081 struct pollfd *pfd;
7854b056 4082 unsigned int i;
9de5e440 4083
53a5960a 4084 target_pfd = lock_user(arg1, sizeof(struct target_pollfd) * nfds, 1);
9de5e440
FB		 4085 pfd = alloca(sizeof(struct pollfd) * nfds);
4086 for(i = 0; i < nfds; i++) {
5cd4393b
FB		 4087 pfd[i].fd = tswap32(target_pfd[i].fd);
4088 pfd[i].events = tswap16(target_pfd[i].events);
9de5e440
FB		 4089 }
4090 ret = get_errno(poll(pfd, nfds, timeout));
4091 if (!is_error(ret)) {
4092 for(i = 0; i < nfds; i++) {
5cd4393b 4093 target_pfd[i].revents = tswap16(pfd[i].revents);
9de5e440 4094 }
53a5960a
PB		 4095 ret += nfds * (sizeof(struct target_pollfd)
4096 - sizeof(struct pollfd));
9de5e440 4097 }
53a5960a 4098 unlock_user(target_pfd, arg1, ret);
9de5e440
FB		 4099 }
4100 break;
e5febef5 4101#endif
31e31b8a 4102 case TARGET_NR_flock:
9de5e440
FB		 4103 /* NOTE: the flock constant seems to be the same for every
4104 Linux platform */
4105 ret = get_errno(flock(arg1, arg2));
31e31b8a
FB		 4106 break;
4107 case TARGET_NR_readv:
4108 {
4109 int count = arg3;
31e31b8a 4110 struct iovec *vec;
31e31b8a
FB		 4111
4112 vec = alloca(count * sizeof(struct iovec));
53a5960a 4113 lock_iovec(vec, arg2, count, 0);
31e31b8a 4114 ret = get_errno(readv(arg1, vec, count));
53a5960a 4115 unlock_iovec(vec, arg2, count, 1);
31e31b8a
FB		 4116 }
4117 break;
4118 case TARGET_NR_writev:
4119 {
4120 int count = arg3;
31e31b8a 4121 struct iovec *vec;
31e31b8a
FB		 4122
4123 vec = alloca(count * sizeof(struct iovec));
53a5960a 4124 lock_iovec(vec, arg2, count, 1);
31e31b8a 4125 ret = get_errno(writev(arg1, vec, count));
53a5960a 4126 unlock_iovec(vec, arg2, count, 0);
31e31b8a
FB		 4127 }
4128 break;
4129 case TARGET_NR_getsid:
4130 ret = get_errno(getsid(arg1));
4131 break;
7a3148a9 4132#if defined(TARGET_NR_fdatasync) /* Not on alpha (osf_datasync ?) */
31e31b8a 4133 case TARGET_NR_fdatasync:
5cd4393b
FB		 4134 ret = get_errno(fdatasync(arg1));
4135 break;
7a3148a9 4136#endif
31e31b8a 4137 case TARGET_NR__sysctl:
29e619b1
FB		 4138 /* We don't implement this, but ENODIR is always a safe
4139 return value. */
4140 return -ENOTDIR;
31e31b8a 4141 case TARGET_NR_sched_setparam:
5cd4393b 4142 {
53a5960a 4143 struct sched_param *target_schp;
5cd4393b 4144 struct sched_param schp;
53a5960a
PB		 4145
4146 lock_user_struct(target_schp, arg2, 1);
5cd4393b 4147 schp.sched_priority = tswap32(target_schp->sched_priority);
53a5960a 4148 unlock_user_struct(target_schp, arg2, 0);
5cd4393b
FB		 4149 ret = get_errno(sched_setparam(arg1, &schp));
4150 }
4151 break;
31e31b8a 4152 case TARGET_NR_sched_getparam:
5cd4393b 4153 {
53a5960a 4154 struct sched_param *target_schp;
5cd4393b
FB		 4155 struct sched_param schp;
4156 ret = get_errno(sched_getparam(arg1, &schp));
4157 if (!is_error(ret)) {
53a5960a 4158 lock_user_struct(target_schp, arg2, 0);
5cd4393b 4159 target_schp->sched_priority = tswap32(schp.sched_priority);
53a5960a 4160 unlock_user_struct(target_schp, arg2, 1);
5cd4393b
FB		 4161 }
4162 }
4163 break;
31e31b8a 4164 case TARGET_NR_sched_setscheduler:
5cd4393b 4165 {
53a5960a 4166 struct sched_param *target_schp;
5cd4393b 4167 struct sched_param schp;
53a5960a 4168 lock_user_struct(target_schp, arg3, 1);
5cd4393b 4169 schp.sched_priority = tswap32(target_schp->sched_priority);
53a5960a 4170 unlock_user_struct(target_schp, arg3, 0);
5cd4393b
FB		 4171 ret = get_errno(sched_setscheduler(arg1, arg2, &schp));
4172 }
4173 break;
31e31b8a 4174 case TARGET_NR_sched_getscheduler:
5cd4393b
FB		 4175 ret = get_errno(sched_getscheduler(arg1));
4176 break;
31e31b8a
FB		 4177 case TARGET_NR_sched_yield:
4178 ret = get_errno(sched_yield());
4179 break;
4180 case TARGET_NR_sched_get_priority_max:
5cd4393b
FB		 4181 ret = get_errno(sched_get_priority_max(arg1));
4182 break;
31e31b8a 4183 case TARGET_NR_sched_get_priority_min:
5cd4393b
FB		 4184 ret = get_errno(sched_get_priority_min(arg1));
4185 break;
31e31b8a 4186 case TARGET_NR_sched_rr_get_interval:
5cd4393b 4187 {
5cd4393b
FB		 4188 struct timespec ts;
4189 ret = get_errno(sched_rr_get_interval(arg1, &ts));
4190 if (!is_error(ret)) {
53a5960a 4191 host_to_target_timespec(arg2, &ts);
5cd4393b
FB		 4192 }
4193 }
4194 break;
31e31b8a 4195 case TARGET_NR_nanosleep:
1b6b029e 4196 {
1b6b029e 4197 struct timespec req, rem;
53a5960a 4198 target_to_host_timespec(&req, arg1);
1b6b029e 4199 ret = get_errno(nanosleep(&req, &rem));
53a5960a
PB		 4200 if (is_error(ret) && arg2) {
4201 host_to_target_timespec(arg2, &rem);
1b6b029e
FB		 4202 }
4203 }
4204 break;
e5febef5 4205#ifdef TARGET_NR_query_module
31e31b8a 4206 case TARGET_NR_query_module:
5cd4393b 4207 goto unimplemented;
e5febef5
TS		 4208#endif
4209#ifdef TARGET_NR_nfsservctl
31e31b8a 4210 case TARGET_NR_nfsservctl:
5cd4393b 4211 goto unimplemented;
e5febef5 4212#endif
31e31b8a 4213 case TARGET_NR_prctl:
e5574487
TS		 4214 switch (arg1)
4215 {
4216 case PR_GET_PDEATHSIG:
4217 {
4218 int deathsig;
4219 ret = get_errno(prctl(arg1, &deathsig, arg3, arg4, arg5));
4220 if (!is_error(ret) && arg2)
4221 tput32(arg2, deathsig);
4222 }
4223 break;
4224 default:
4225 ret = get_errno(prctl(arg1, arg2, arg3, arg4, arg5));
4226 break;
4227 }
39b9aae1 4228 break;
67867308 4229#ifdef TARGET_NR_pread
31e31b8a 4230 case TARGET_NR_pread:
53a5960a
PB		 4231 page_unprotect_range(arg2, arg3);
4232 p = lock_user(arg2, arg3, 0);
4233 ret = get_errno(pread(arg1, p, arg3, arg4));
4234 unlock_user(p, arg2, ret);
206f0fa7 4235 break;
31e31b8a 4236 case TARGET_NR_pwrite:
53a5960a
PB		 4237 p = lock_user(arg2, arg3, 1);
4238 ret = get_errno(pwrite(arg1, p, arg3, arg4));
4239 unlock_user(p, arg2, 0);
206f0fa7 4240 break;
67867308 4241#endif
31e31b8a 4242 case TARGET_NR_getcwd:
53a5960a
PB		 4243 p = lock_user(arg1, arg2, 0);
4244 ret = get_errno(sys_getcwd1(p, arg2));
4245 unlock_user(p, arg1, ret);
31e31b8a
FB		 4246 break;
4247 case TARGET_NR_capget:
5cd4393b 4248 goto unimplemented;
31e31b8a 4249 case TARGET_NR_capset:
5cd4393b 4250 goto unimplemented;
31e31b8a 4251 case TARGET_NR_sigaltstack:
5cd4393b 4252 goto unimplemented;
31e31b8a 4253 case TARGET_NR_sendfile:
5cd4393b 4254 goto unimplemented;
ebc05488 4255#ifdef TARGET_NR_getpmsg
31e31b8a 4256 case TARGET_NR_getpmsg:
5cd4393b 4257 goto unimplemented;
ebc05488
FB		 4258#endif
4259#ifdef TARGET_NR_putpmsg
31e31b8a 4260 case TARGET_NR_putpmsg:
5cd4393b 4261 goto unimplemented;
ebc05488 4262#endif
048f6b4d 4263#ifdef TARGET_NR_vfork
31e31b8a 4264 case TARGET_NR_vfork:
1b6b029e 4265 ret = get_errno(do_fork(cpu_env, CLONE_VFORK | CLONE_VM | SIGCHLD, 0));
31e31b8a 4266 break;
048f6b4d 4267#endif
ebc05488 4268#ifdef TARGET_NR_ugetrlimit
31e31b8a 4269 case TARGET_NR_ugetrlimit:
728584be
FB		 4270 {
4271 struct rlimit rlim;
4272 ret = get_errno(getrlimit(arg1, &rlim));
4273 if (!is_error(ret)) {
53a5960a
PB		 4274 struct target_rlimit *target_rlim;
4275 lock_user_struct(target_rlim, arg2, 0);
728584be
FB		 4276 target_rlim->rlim_cur = tswapl(rlim.rlim_cur);
4277 target_rlim->rlim_max = tswapl(rlim.rlim_max);
53a5960a 4278 unlock_user_struct(target_rlim, arg2, 1);
728584be
FB		 4279 }
4280 break;
4281 }
ebc05488 4282#endif
a315a145 4283#ifdef TARGET_NR_truncate64
31e31b8a 4284 case TARGET_NR_truncate64:
53a5960a
PB		 4285 p = lock_user_string(arg1);
4286 ret = target_truncate64(cpu_env, p, arg2, arg3, arg4);
4287 unlock_user(p, arg1, 0);
667f38b1 4288 break;
a315a145
FB		 4289#endif
4290#ifdef TARGET_NR_ftruncate64
31e31b8a 4291 case TARGET_NR_ftruncate64:
ce4defa0 4292 ret = target_ftruncate64(cpu_env, arg1, arg2, arg3, arg4);
667f38b1 4293 break;
a315a145
FB		 4294#endif
4295#ifdef TARGET_NR_stat64
31e31b8a 4296 case TARGET_NR_stat64:
53a5960a
PB		 4297 p = lock_user_string(arg1);
4298 ret = get_errno(stat(path(p), &st));
4299 unlock_user(p, arg1, 0);
60cd49d5 4300 goto do_stat64;
a315a145
FB		 4301#endif
4302#ifdef TARGET_NR_lstat64
31e31b8a 4303 case TARGET_NR_lstat64:
53a5960a
PB		 4304 p = lock_user_string(arg1);
4305 ret = get_errno(lstat(path(p), &st));
4306 unlock_user(p, arg1, 0);
60cd49d5 4307 goto do_stat64;
a315a145
FB		 4308#endif
4309#ifdef TARGET_NR_fstat64
31e31b8a 4310 case TARGET_NR_fstat64:
60cd49d5
FB		 4311 {
4312 ret = get_errno(fstat(arg1, &st));
4313 do_stat64:
4314 if (!is_error(ret)) {
ce4defa0
PB		 4315#ifdef TARGET_ARM
4316 if (((CPUARMState *)cpu_env)->eabi) {
53a5960a
PB		 4317 struct target_eabi_stat64 *target_st;
4318 lock_user_struct(target_st, arg2, 1);
ce4defa0 4319 memset(target_st, 0, sizeof(struct target_eabi_stat64));
53a5960a 4320 /* put_user is probably wrong. */
ce4defa0
PB		 4321 put_user(st.st_dev, &target_st->st_dev);
4322 put_user(st.st_ino, &target_st->st_ino);
4323#ifdef TARGET_STAT64_HAS_BROKEN_ST_INO
4324 put_user(st.st_ino, &target_st->__st_ino);
4325#endif
4326 put_user(st.st_mode, &target_st->st_mode);
4327 put_user(st.st_nlink, &target_st->st_nlink);
4328 put_user(st.st_uid, &target_st->st_uid);
4329 put_user(st.st_gid, &target_st->st_gid);
4330 put_user(st.st_rdev, &target_st->st_rdev);
4331 /* XXX: better use of kernel struct */
4332 put_user(st.st_size, &target_st->st_size);
4333 put_user(st.st_blksize, &target_st->st_blksize);
4334 put_user(st.st_blocks, &target_st->st_blocks);
4335 put_user(st.st_atime, &target_st->target_st_atime);
4336 put_user(st.st_mtime, &target_st->target_st_mtime);
4337 put_user(st.st_ctime, &target_st->target_st_ctime);
53a5960a 4338 unlock_user_struct(target_st, arg2, 0);
ce4defa0
PB		 4339 } else
4340#endif
4341 {
53a5960a
PB		 4342 struct target_stat64 *target_st;
4343 lock_user_struct(target_st, arg2, 1);
ce4defa0 4344 memset(target_st, 0, sizeof(struct target_stat64));
53a5960a 4345 /* ??? put_user is probably wrong. */
ce4defa0
PB		 4346 put_user(st.st_dev, &target_st->st_dev);
4347 put_user(st.st_ino, &target_st->st_ino);
ec86b0fb 4348#ifdef TARGET_STAT64_HAS_BROKEN_ST_INO
ce4defa0
PB		 4349 put_user(st.st_ino, &target_st->__st_ino);
4350#endif
4351 put_user(st.st_mode, &target_st->st_mode);
4352 put_user(st.st_nlink, &target_st->st_nlink);
4353 put_user(st.st_uid, &target_st->st_uid);
4354 put_user(st.st_gid, &target_st->st_gid);
4355 put_user(st.st_rdev, &target_st->st_rdev);
4356 /* XXX: better use of kernel struct */
4357 put_user(st.st_size, &target_st->st_size);
4358 put_user(st.st_blksize, &target_st->st_blksize);
4359 put_user(st.st_blocks, &target_st->st_blocks);
4360 put_user(st.st_atime, &target_st->target_st_atime);
4361 put_user(st.st_mtime, &target_st->target_st_mtime);
4362 put_user(st.st_ctime, &target_st->target_st_ctime);
53a5960a 4363 unlock_user_struct(target_st, arg2, 0);
ce4defa0 4364 }
60cd49d5
FB		 4365 }
4366 }
4367 break;
a315a145 4368#endif
67867308
FB		 4369#ifdef USE_UID16
4370 case TARGET_NR_lchown:
53a5960a
PB		 4371 p = lock_user_string(arg1);
4372 ret = get_errno(lchown(p, low2highuid(arg2), low2highgid(arg3)));
4373 unlock_user(p, arg1, 0);
67867308
FB		 4374 break;
4375 case TARGET_NR_getuid:
4376 ret = get_errno(high2lowuid(getuid()));
4377 break;
4378 case TARGET_NR_getgid:
4379 ret = get_errno(high2lowgid(getgid()));
4380 break;
4381 case TARGET_NR_geteuid:
4382 ret = get_errno(high2lowuid(geteuid()));
4383 break;
4384 case TARGET_NR_getegid:
4385 ret = get_errno(high2lowgid(getegid()));
4386 break;
4387 case TARGET_NR_setreuid:
4388 ret = get_errno(setreuid(low2highuid(arg1), low2highuid(arg2)));
4389 break;
4390 case TARGET_NR_setregid:
4391 ret = get_errno(setregid(low2highgid(arg1), low2highgid(arg2)));
4392 break;
4393 case TARGET_NR_getgroups:
4394 {
4395 int gidsetsize = arg1;
53a5960a 4396 uint16_t *target_grouplist;
67867308
FB		 4397 gid_t *grouplist;
4398 int i;
4399
4400 grouplist = alloca(gidsetsize * sizeof(gid_t));
4401 ret = get_errno(getgroups(gidsetsize, grouplist));
4402 if (!is_error(ret)) {
53a5960a 4403 target_grouplist = lock_user(arg2, gidsetsize * 2, 0);
67867308
FB		 4404 for(i = 0;i < gidsetsize; i++)
4405 target_grouplist[i] = tswap16(grouplist[i]);
53a5960a 4406 unlock_user(target_grouplist, arg2, gidsetsize * 2);
67867308
FB		 4407 }
4408 }
4409 break;
4410 case TARGET_NR_setgroups:
4411 {
4412 int gidsetsize = arg1;
53a5960a 4413 uint16_t *target_grouplist;
67867308
FB		 4414 gid_t *grouplist;
4415 int i;
4416
4417 grouplist = alloca(gidsetsize * sizeof(gid_t));
53a5960a 4418 target_grouplist = lock_user(arg2, gidsetsize * 2, 1);
67867308
FB		 4419 for(i = 0;i < gidsetsize; i++)
4420 grouplist[i] = tswap16(target_grouplist[i]);
53a5960a 4421 unlock_user(target_grouplist, arg2, 0);
67867308
FB		 4422 ret = get_errno(setgroups(gidsetsize, grouplist));
4423 }
4424 break;
4425 case TARGET_NR_fchown:
4426 ret = get_errno(fchown(arg1, low2highuid(arg2), low2highgid(arg3)));
4427 break;
ccfa72b7
TS		 4428#if defined(TARGET_NR_fchownat) && defined(__NR_fchownat)
4429 case TARGET_NR_fchownat:
4430 if (!arg2) {
4431 ret = -EFAULT;
4432 goto fail;
4433 }
4434 p = lock_user_string(arg2);
4435 if (!access_ok(VERIFY_READ, p, 1))
4436 ret = -EFAULT;
4437 else
4438 ret = get_errno(sys_fchownat(arg1, p, low2highuid(arg3), low2highgid(arg4), arg5));
4439 if (p)
4440 unlock_user(p, arg2, 0);
4441 break;
4442#endif
67867308
FB		 4443#ifdef TARGET_NR_setresuid
4444 case TARGET_NR_setresuid:
5fafdf24
TS		 4445 ret = get_errno(setresuid(low2highuid(arg1),
4446 low2highuid(arg2),
67867308
FB		 4447 low2highuid(arg3)));
4448 break;
4449#endif
4450#ifdef TARGET_NR_getresuid
4451 case TARGET_NR_getresuid:
4452 {
53a5960a 4453 uid_t ruid, euid, suid;
67867308
FB		 4454 ret = get_errno(getresuid(&ruid, &euid, &suid));
4455 if (!is_error(ret)) {
53a5960a
PB		 4456 tput16(arg1, tswap16(high2lowuid(ruid)));
4457 tput16(arg2, tswap16(high2lowuid(euid)));
4458 tput16(arg3, tswap16(high2lowuid(suid)));
67867308
FB		 4459 }
4460 }
4461 break;
4462#endif
4463#ifdef TARGET_NR_getresgid
4464 case TARGET_NR_setresgid:
5fafdf24
TS		 4465 ret = get_errno(setresgid(low2highgid(arg1),
4466 low2highgid(arg2),
67867308
FB		 4467 low2highgid(arg3)));
4468 break;
4469#endif
4470#ifdef TARGET_NR_getresgid
4471 case TARGET_NR_getresgid:
4472 {
53a5960a 4473 gid_t rgid, egid, sgid;
67867308
FB		 4474 ret = get_errno(getresgid(&rgid, &egid, &sgid));
4475 if (!is_error(ret)) {
53a5960a
PB		 4476 tput16(arg1, tswap16(high2lowgid(rgid)));
4477 tput16(arg2, tswap16(high2lowgid(egid)));
4478 tput16(arg3, tswap16(high2lowgid(sgid)));
67867308
FB		 4479 }
4480 }
4481 break;
4482#endif
4483 case TARGET_NR_chown:
53a5960a
PB		 4484 p = lock_user_string(arg1);
4485 ret = get_errno(chown(p, low2highuid(arg2), low2highgid(arg3)));
4486 unlock_user(p, arg1, 0);
67867308
FB		 4487 break;
4488 case TARGET_NR_setuid:
4489 ret = get_errno(setuid(low2highuid(arg1)));
4490 break;
4491 case TARGET_NR_setgid:
4492 ret = get_errno(setgid(low2highgid(arg1)));
4493 break;
4494 case TARGET_NR_setfsuid:
4495 ret = get_errno(setfsuid(arg1));
4496 break;
4497 case TARGET_NR_setfsgid:
4498 ret = get_errno(setfsgid(arg1));
4499 break;
4500#endif /* USE_UID16 */
4501
a315a145 4502#ifdef TARGET_NR_lchown32
31e31b8a 4503 case TARGET_NR_lchown32:
53a5960a
PB		 4504 p = lock_user_string(arg1);
4505 ret = get_errno(lchown(p, arg2, arg3));
4506 unlock_user(p, arg1, 0);
b03c60f3 4507 break;
a315a145
FB		 4508#endif
4509#ifdef TARGET_NR_getuid32
31e31b8a 4510 case TARGET_NR_getuid32:
b03c60f3
FB		 4511 ret = get_errno(getuid());
4512 break;
a315a145
FB		 4513#endif
4514#ifdef TARGET_NR_getgid32
31e31b8a 4515 case TARGET_NR_getgid32:
b03c60f3
FB		 4516 ret = get_errno(getgid());
4517 break;
a315a145
FB		 4518#endif
4519#ifdef TARGET_NR_geteuid32
31e31b8a 4520 case TARGET_NR_geteuid32:
b03c60f3
FB		 4521 ret = get_errno(geteuid());
4522 break;
a315a145
FB		 4523#endif
4524#ifdef TARGET_NR_getegid32
31e31b8a 4525 case TARGET_NR_getegid32:
b03c60f3
FB		 4526 ret = get_errno(getegid());
4527 break;
a315a145
FB		 4528#endif
4529#ifdef TARGET_NR_setreuid32
31e31b8a 4530 case TARGET_NR_setreuid32:
b03c60f3
FB		 4531 ret = get_errno(setreuid(arg1, arg2));
4532 break;
a315a145
FB		 4533#endif
4534#ifdef TARGET_NR_setregid32
31e31b8a 4535 case TARGET_NR_setregid32:
b03c60f3
FB		 4536 ret = get_errno(setregid(arg1, arg2));
4537 break;
a315a145
FB		 4538#endif
4539#ifdef TARGET_NR_getgroups32
31e31b8a 4540 case TARGET_NR_getgroups32:
99c475ab
FB		 4541 {
4542 int gidsetsize = arg1;
53a5960a 4543 uint32_t *target_grouplist;
99c475ab
FB		 4544 gid_t *grouplist;
4545 int i;
4546
4547 grouplist = alloca(gidsetsize * sizeof(gid_t));
4548 ret = get_errno(getgroups(gidsetsize, grouplist));
4549 if (!is_error(ret)) {
53a5960a 4550 target_grouplist = lock_user(arg2, gidsetsize * 4, 0);
99c475ab 4551 for(i = 0;i < gidsetsize; i++)
53a5960a
PB		 4552 target_grouplist[i] = tswap32(grouplist[i]);
4553 unlock_user(target_grouplist, arg2, gidsetsize * 4);
99c475ab
FB		 4554 }
4555 }
4556 break;
a315a145
FB		 4557#endif
4558#ifdef TARGET_NR_setgroups32
31e31b8a 4559 case TARGET_NR_setgroups32:
99c475ab
FB		 4560 {
4561 int gidsetsize = arg1;
53a5960a 4562 uint32_t *target_grouplist;
99c475ab
FB		 4563 gid_t *grouplist;
4564 int i;
3b46e624 4565
99c475ab 4566 grouplist = alloca(gidsetsize * sizeof(gid_t));
53a5960a 4567 target_grouplist = lock_user(arg2, gidsetsize * 4, 1);
99c475ab 4568 for(i = 0;i < gidsetsize; i++)
53a5960a
PB		 4569 grouplist[i] = tswap32(target_grouplist[i]);
4570 unlock_user(target_grouplist, arg2, 0);
99c475ab
FB		 4571 ret = get_errno(setgroups(gidsetsize, grouplist));
4572 }
4573 break;
a315a145
FB		 4574#endif
4575#ifdef TARGET_NR_fchown32
31e31b8a 4576 case TARGET_NR_fchown32:
b03c60f3
FB		 4577 ret = get_errno(fchown(arg1, arg2, arg3));
4578 break;
a315a145
FB		 4579#endif
4580#ifdef TARGET_NR_setresuid32
31e31b8a 4581 case TARGET_NR_setresuid32:
b03c60f3
FB		 4582 ret = get_errno(setresuid(arg1, arg2, arg3));
4583 break;
a315a145
FB		 4584#endif
4585#ifdef TARGET_NR_getresuid32
31e31b8a 4586 case TARGET_NR_getresuid32:
b03c60f3 4587 {
53a5960a 4588 uid_t ruid, euid, suid;
b03c60f3
FB		 4589 ret = get_errno(getresuid(&ruid, &euid, &suid));
4590 if (!is_error(ret)) {
53a5960a
PB		 4591 tput32(arg1, tswap32(ruid));
4592 tput32(arg2, tswap32(euid));
4593 tput32(arg3, tswap32(suid));
b03c60f3
FB		 4594 }
4595 }
4596 break;
a315a145
FB		 4597#endif
4598#ifdef TARGET_NR_setresgid32
31e31b8a 4599 case TARGET_NR_setresgid32:
b03c60f3
FB		 4600 ret = get_errno(setresgid(arg1, arg2, arg3));
4601 break;
a315a145
FB		 4602#endif
4603#ifdef TARGET_NR_getresgid32
31e31b8a 4604 case TARGET_NR_getresgid32:
b03c60f3 4605 {
53a5960a 4606 gid_t rgid, egid, sgid;
b03c60f3
FB		 4607 ret = get_errno(getresgid(&rgid, &egid, &sgid));
4608 if (!is_error(ret)) {
53a5960a
PB		 4609 tput32(arg1, tswap32(rgid));
4610 tput32(arg2, tswap32(egid));
4611 tput32(arg3, tswap32(sgid));
b03c60f3
FB		 4612 }
4613 }
4614 break;
a315a145
FB		 4615#endif
4616#ifdef TARGET_NR_chown32
31e31b8a 4617 case TARGET_NR_chown32:
53a5960a
PB		 4618 p = lock_user_string(arg1);
4619 ret = get_errno(chown(p, arg2, arg3));
4620 unlock_user(p, arg1, 0);
b03c60f3 4621 break;
a315a145
FB		 4622#endif
4623#ifdef TARGET_NR_setuid32
31e31b8a 4624 case TARGET_NR_setuid32:
b03c60f3
FB		 4625 ret = get_errno(setuid(arg1));
4626 break;
a315a145
FB		 4627#endif
4628#ifdef TARGET_NR_setgid32
31e31b8a 4629 case TARGET_NR_setgid32:
b03c60f3
FB		 4630 ret = get_errno(setgid(arg1));
4631 break;
a315a145
FB		 4632#endif
4633#ifdef TARGET_NR_setfsuid32
31e31b8a 4634 case TARGET_NR_setfsuid32:
b03c60f3
FB		 4635 ret = get_errno(setfsuid(arg1));
4636 break;
a315a145
FB		 4637#endif
4638#ifdef TARGET_NR_setfsgid32
31e31b8a 4639 case TARGET_NR_setfsgid32:
b03c60f3
FB		 4640 ret = get_errno(setfsgid(arg1));
4641 break;
a315a145 4642#endif
67867308 4643
31e31b8a 4644 case TARGET_NR_pivot_root:
b03c60f3 4645 goto unimplemented;
ffa65c3b 4646#ifdef TARGET_NR_mincore
31e31b8a 4647 case TARGET_NR_mincore:
b03c60f3 4648 goto unimplemented;
ffa65c3b
FB		 4649#endif
4650#ifdef TARGET_NR_madvise
31e31b8a 4651 case TARGET_NR_madvise:
24836689
PB		 4652 /* A straight passthrough may not be safe because qemu sometimes
4653 turns private flie-backed mappings into anonymous mappings.
4654 This will break MADV_DONTNEED.
4655 This is a hint, so ignoring and returning success is ok. */
4656 ret = get_errno(0);
4657 break;
ffa65c3b 4658#endif
60cd49d5 4659#if TARGET_LONG_BITS == 32
31e31b8a 4660 case TARGET_NR_fcntl64:
77e4672d 4661 {
b1e341eb 4662 int cmd;
77e4672d 4663 struct flock64 fl;
53a5960a 4664 struct target_flock64 *target_fl;
ce4defa0 4665#ifdef TARGET_ARM
53a5960a 4666 struct target_eabi_flock64 *target_efl;
ce4defa0 4667#endif
77e4672d 4668
b1e341eb
TS		 4669 switch(arg2){
4670 case TARGET_F_GETLK64:
4671 cmd = F_GETLK64;
a7222580 4672 break;
b1e341eb
TS		 4673 case TARGET_F_SETLK64:
4674 cmd = F_SETLK64;
a7222580 4675 break;
b1e341eb
TS		 4676 case TARGET_F_SETLKW64:
4677 cmd = F_SETLK64;
a7222580 4678 break;
b1e341eb
TS		 4679 default:
4680 cmd = arg2;
a7222580 4681 break;
b1e341eb
TS		 4682 }
4683
60cd49d5 4684 switch(arg2) {
b1e341eb 4685 case TARGET_F_GETLK64:
5813427b
TS		 4686#ifdef TARGET_ARM
4687 if (((CPUARMState *)cpu_env)->eabi) {
4688 lock_user_struct(target_efl, arg3, 1);
4689 fl.l_type = tswap16(target_efl->l_type);
4690 fl.l_whence = tswap16(target_efl->l_whence);
4691 fl.l_start = tswap64(target_efl->l_start);
4692 fl.l_len = tswap64(target_efl->l_len);
4693 fl.l_pid = tswapl(target_efl->l_pid);
4694 unlock_user_struct(target_efl, arg3, 0);
4695 } else
4696#endif
4697 {
4698 lock_user_struct(target_fl, arg3, 1);
4699 fl.l_type = tswap16(target_fl->l_type);
4700 fl.l_whence = tswap16(target_fl->l_whence);
4701 fl.l_start = tswap64(target_fl->l_start);
4702 fl.l_len = tswap64(target_fl->l_len);
4703 fl.l_pid = tswapl(target_fl->l_pid);
4704 unlock_user_struct(target_fl, arg3, 0);
4705 }
b1e341eb 4706 ret = get_errno(fcntl(arg1, cmd, &fl));
77e4672d 4707 if (ret == 0) {
ce4defa0
PB		 4708#ifdef TARGET_ARM
4709 if (((CPUARMState *)cpu_env)->eabi) {
53a5960a 4710 lock_user_struct(target_efl, arg3, 0);
ce4defa0
PB		 4711 target_efl->l_type = tswap16(fl.l_type);
4712 target_efl->l_whence = tswap16(fl.l_whence);
4713 target_efl->l_start = tswap64(fl.l_start);
4714 target_efl->l_len = tswap64(fl.l_len);
4715 target_efl->l_pid = tswapl(fl.l_pid);
53a5960a 4716 unlock_user_struct(target_efl, arg3, 1);
ce4defa0
PB		 4717 } else
4718#endif
4719 {
53a5960a 4720 lock_user_struct(target_fl, arg3, 0);
ce4defa0
PB		 4721 target_fl->l_type = tswap16(fl.l_type);
4722 target_fl->l_whence = tswap16(fl.l_whence);
4723 target_fl->l_start = tswap64(fl.l_start);
4724 target_fl->l_len = tswap64(fl.l_len);
4725 target_fl->l_pid = tswapl(fl.l_pid);
53a5960a 4726 unlock_user_struct(target_fl, arg3, 1);
ce4defa0 4727 }
77e4672d
FB		 4728 }
4729 break;
4730
b1e341eb
TS		 4731 case TARGET_F_SETLK64:
4732 case TARGET_F_SETLKW64:
ce4defa0
PB		 4733#ifdef TARGET_ARM
4734 if (((CPUARMState *)cpu_env)->eabi) {
53a5960a 4735 lock_user_struct(target_efl, arg3, 1);
ce4defa0
PB		 4736 fl.l_type = tswap16(target_efl->l_type);
4737 fl.l_whence = tswap16(target_efl->l_whence);
4738 fl.l_start = tswap64(target_efl->l_start);
4739 fl.l_len = tswap64(target_efl->l_len);
4740 fl.l_pid = tswapl(target_efl->l_pid);
53a5960a 4741 unlock_user_struct(target_efl, arg3, 0);
ce4defa0
PB		 4742 } else
4743#endif
4744 {
53a5960a 4745 lock_user_struct(target_fl, arg3, 1);
ce4defa0
PB		 4746 fl.l_type = tswap16(target_fl->l_type);
4747 fl.l_whence = tswap16(target_fl->l_whence);
4748 fl.l_start = tswap64(target_fl->l_start);
4749 fl.l_len = tswap64(target_fl->l_len);
4750 fl.l_pid = tswapl(target_fl->l_pid);
53a5960a 4751 unlock_user_struct(target_fl, arg3, 0);
ce4defa0 4752 }
b1e341eb 4753 ret = get_errno(fcntl(arg1, cmd, &fl));
77e4672d 4754 break;
60cd49d5 4755 default:
b1e341eb 4756 ret = get_errno(do_fcntl(arg1, cmd, arg3));
60cd49d5
FB		 4757 break;
4758 }
77e4672d
FB		 4759 break;
4760 }
60cd49d5 4761#endif
7d600c80
TS		 4762#ifdef TARGET_NR_cacheflush
4763 case TARGET_NR_cacheflush:
4764 /* self-modifying code is handled automatically, so nothing needed */
4765 ret = 0;
4766 break;
4767#endif
ebc05488 4768#ifdef TARGET_NR_security
31e31b8a
FB		 4769 case TARGET_NR_security:
4770 goto unimplemented;
c573ff67
FB		 4771#endif
4772#ifdef TARGET_NR_getpagesize
4773 case TARGET_NR_getpagesize:
4774 ret = TARGET_PAGE_SIZE;
4775 break;
ebc05488 4776#endif
31e31b8a
FB		 4777 case TARGET_NR_gettid:
4778 ret = get_errno(gettid());
4779 break;
e5febef5 4780#ifdef TARGET_NR_readahead
31e31b8a 4781 case TARGET_NR_readahead:
5cd4393b 4782 goto unimplemented;
e5febef5 4783#endif
ebc05488 4784#ifdef TARGET_NR_setxattr
31e31b8a
FB		 4785 case TARGET_NR_setxattr:
4786 case TARGET_NR_lsetxattr:
4787 case TARGET_NR_fsetxattr:
4788 case TARGET_NR_getxattr:
4789 case TARGET_NR_lgetxattr:
4790 case TARGET_NR_fgetxattr:
4791 case TARGET_NR_listxattr:
4792 case TARGET_NR_llistxattr:
4793 case TARGET_NR_flistxattr:
4794 case TARGET_NR_removexattr:
4795 case TARGET_NR_lremovexattr:
4796 case TARGET_NR_fremovexattr:
5cd4393b 4797 goto unimplemented_nowarn;
ebc05488
FB		 4798#endif
4799#ifdef TARGET_NR_set_thread_area
5cd4393b 4800 case TARGET_NR_set_thread_area:
6f5b89a0
TS		 4801#ifdef TARGET_MIPS
4802 ((CPUMIPSState *) cpu_env)->tls_value = arg1;
4803 ret = 0;
4804 break;
4805#else
4806 goto unimplemented_nowarn;
4807#endif
4808#endif
4809#ifdef TARGET_NR_get_thread_area
5cd4393b
FB		 4810 case TARGET_NR_get_thread_area:
4811 goto unimplemented_nowarn;
48dc41eb
FB		 4812#endif
4813#ifdef TARGET_NR_getdomainname
4814 case TARGET_NR_getdomainname:
4815 goto unimplemented_nowarn;
ebc05488 4816#endif
6f5b89a0 4817
b5906f95
TS		 4818#ifdef TARGET_NR_clock_gettime
4819 case TARGET_NR_clock_gettime:
4820 {
4821 struct timespec ts;
4822 ret = get_errno(clock_gettime(arg1, &ts));
4823 if (!is_error(ret)) {
4824 host_to_target_timespec(arg2, &ts);
4825 }
4826 break;
4827 }
4828#endif
4829#ifdef TARGET_NR_clock_getres
4830 case TARGET_NR_clock_getres:
4831 {
4832 struct timespec ts;
4833 ret = get_errno(clock_getres(arg1, &ts));
4834 if (!is_error(ret)) {
4835 host_to_target_timespec(arg2, &ts);
4836 }
4837 break;
4838 }
4839#endif
4840
6f5b89a0
TS		 4841#if defined(TARGET_NR_set_tid_address) && defined(__NR_set_tid_address)
4842 case TARGET_NR_set_tid_address:
4843 ret = get_errno(set_tid_address((int *) arg1));
4844 break;
4845#endif
4846
3ae43202 4847#if defined(TARGET_NR_tkill) && defined(__NR_tkill)
4cae1d16
TS		 4848 case TARGET_NR_tkill:
4849 ret = get_errno(sys_tkill((int)arg1, (int)arg2));
4850 break;
4851#endif
4852
3ae43202 4853#if defined(TARGET_NR_tgkill) && defined(__NR_tgkill)
71455574
TS		 4854 case TARGET_NR_tgkill:
4855 ret = get_errno(sys_tgkill((int)arg1, (int)arg2, (int)arg3));
4856 break;
4857#endif
4858
4f2b1fe8
TS		 4859#ifdef TARGET_NR_set_robust_list
4860 case TARGET_NR_set_robust_list:
4861 goto unimplemented_nowarn;
4862#endif
4863
31e31b8a
FB		 4864 default:
4865 unimplemented:
5cd4393b 4866 gemu_log("qemu: Unsupported syscall: %d\n", num);
4f2b1fe8 4867#if defined(TARGET_NR_setxattr) || defined(TARGET_NR_get_thread_area) || defined(TARGET_NR_getdomainname) || defined(TARGET_NR_set_robust_list)
5cd4393b 4868 unimplemented_nowarn:
80a9d035 4869#endif
31e31b8a
FB		 4870 ret = -ENOSYS;
4871 break;
4872 }
4873 fail:
c573ff67
FB		 4874#ifdef DEBUG
4875 gemu_log(" = %ld\n", ret);
4876#endif
31e31b8a
FB		 4877 return ret;
4878}
4879
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