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