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printf format fix
[mirror_qemu.git] / linux-user / syscall.c
CommitLineData
31e31b8a
FB		 1/*
2 * Linux syscalls
5fafdf24 3 *
31e31b8a
FB		 4 * Copyright (c) 2003 Fabrice Bellard
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
19 */
20#include <stdlib.h>
21#include <stdio.h>
22#include <stdarg.h>
04369ff2 23#include <string.h>
31e31b8a
FB		 24#include <elf.h>
25#include <endian.h>
26#include <errno.h>
27#include <unistd.h>
28#include <fcntl.h>
7854b056 29#include <time.h>
31e31b8a 30#include <sys/types.h>
d08d3bb8
TS		 31#include <sys/ipc.h>
32#include <sys/msg.h>
31e31b8a
FB		 33#include <sys/wait.h>
34#include <sys/time.h>
35#include <sys/stat.h>
36#include <sys/mount.h>
39b9aae1 37#include <sys/prctl.h>
31e31b8a
FB		 38#include <sys/resource.h>
39#include <sys/mman.h>
40#include <sys/swap.h>
41#include <signal.h>
42#include <sched.h>
43#include <sys/socket.h>
44#include <sys/uio.h>
9de5e440 45#include <sys/poll.h>
32f36bce 46#include <sys/times.h>
8853f86e 47#include <sys/shm.h>
fa294816 48#include <sys/sem.h>
56c8f68f 49#include <sys/statfs.h>
ebc05488 50#include <utime.h>
a5448a7d 51#include <sys/sysinfo.h>
72f03900 52//#include <sys/user.h>
8853f86e 53#include <netinet/ip.h>
7854b056 54#include <netinet/tcp.h>
31e31b8a
FB		 55
56#define termios host_termios
57#define winsize host_winsize
58#define termio host_termio
04369ff2
FB		 59#define sgttyb host_sgttyb /* same as target */
60#define tchars host_tchars /* same as target */
61#define ltchars host_ltchars /* same as target */
31e31b8a
FB		 62
63#include <linux/termios.h>
64#include <linux/unistd.h>
65#include <linux/utsname.h>
66#include <linux/cdrom.h>
67#include <linux/hdreg.h>
68#include <linux/soundcard.h>
dab2ed99 69#include <linux/dirent.h>
19b84f3c 70#include <linux/kd.h>
31e31b8a 71
3ef693a0 72#include "qemu.h"
31e31b8a 73
72f03900 74//#define DEBUG
31e31b8a 75
e6e5906b 76#if defined(TARGET_I386) || defined(TARGET_ARM) || defined(TARGET_SPARC) \
48733d19 77 || defined(TARGET_M68K) || defined(TARGET_SH4) || defined(TARGET_CRIS)
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
92a34c10 142#define __NR_sys_faccessat __NR_faccessat
814d7977 143#define __NR_sys_fchmodat __NR_fchmodat
ccfa72b7 144#define __NR_sys_fchownat __NR_fchownat
72f03900 145#define __NR_sys_getcwd1 __NR_getcwd
72f03900 146#define __NR_sys_getdents __NR_getdents
dab2ed99 147#define __NR_sys_getdents64 __NR_getdents64
c6cda17a 148#define __NR_sys_getpriority __NR_getpriority
64f0ce4c 149#define __NR_sys_linkat __NR_linkat
4472ad0d 150#define __NR_sys_mkdirat __NR_mkdirat
75ac37a0 151#define __NR_sys_mknodat __NR_mknodat
82424832 152#define __NR_sys_openat __NR_openat
5e0ccb18 153#define __NR_sys_readlinkat __NR_readlinkat
722183f6 154#define __NR_sys_renameat __NR_renameat
66fb9763 155#define __NR_sys_rt_sigqueueinfo __NR_rt_sigqueueinfo
f0b6243d 156#define __NR_sys_symlinkat __NR_symlinkat
7494b0f9 157#define __NR_sys_syslog __NR_syslog
71455574 158#define __NR_sys_tgkill __NR_tgkill
4cae1d16 159#define __NR_sys_tkill __NR_tkill
8170f56b 160#define __NR_sys_unlinkat __NR_unlinkat
9007f0ef 161#define __NR_sys_utimensat __NR_utimensat
31e31b8a 162
bc51c5c9 163#if defined(__alpha__) || defined (__ia64__) || defined(__x86_64__)
9af9eaaa
FB		 164#define __NR__llseek __NR_lseek
165#endif
166
72f03900 167#ifdef __NR_gettid
31e31b8a 168_syscall0(int, gettid)
72f03900 169#else
0da46a6e
TS		 170/* This is a replacement for the host gettid() and must return a host
171 errno. */
72f03900
FB		 172static int gettid(void) {
173 return -ENOSYS;
174}
175#endif
31e31b8a 176_syscall1(int,sys_uname,struct new_utsname *,buf)
92a34c10
TS		 177#if defined(TARGET_NR_faccessat) && defined(__NR_faccessat)
178_syscall4(int,sys_faccessat,int,dirfd,const char *,pathname,int,mode,int,flags)
179#endif
814d7977
TS		 180#if defined(TARGET_NR_fchmodat) && defined(__NR_fchmodat)
181_syscall4(int,sys_fchmodat,int,dirfd,const char *,pathname,
182 mode_t,mode,int,flags)
183#endif
ccfa72b7
TS		 184#if defined(TARGET_NR_fchownat) && defined(__NR_fchownat)
185_syscall5(int,sys_fchownat,int,dirfd,const char *,pathname,
186 uid_t,owner,gid_t,group,int,flags)
187#endif
72f03900
FB		 188_syscall2(int,sys_getcwd1,char *,buf,size_t,size)
189_syscall3(int, sys_getdents, uint, fd, struct dirent *, dirp, uint, count);
3ae43202 190#if defined(TARGET_NR_getdents64) && defined(__NR_getdents64)
dab2ed99 191_syscall3(int, sys_getdents64, uint, fd, struct dirent64 *, dirp, uint, count);
3ae43202 192#endif
c6cda17a 193_syscall2(int, sys_getpriority, int, which, int, who);
31e31b8a
FB		 194_syscall5(int, _llseek, uint, fd, ulong, hi, ulong, lo,
195 loff_t *, res, uint, wh);
64f0ce4c
TS		 196#if defined(TARGET_NR_linkat) && defined(__NR_linkat)
197_syscall5(int,sys_linkat,int,olddirfd,const char *,oldpath,
198 int,newdirfd,const char *,newpath,int,flags)
199#endif
4472ad0d
TS		 200#if defined(TARGET_NR_mkdirat) && defined(__NR_mkdirat)
201_syscall3(int,sys_mkdirat,int,dirfd,const char *,pathname,mode_t,mode)
202#endif
75ac37a0
TS		 203#if defined(TARGET_NR_mknodat) && defined(__NR_mknodat)
204_syscall4(int,sys_mknodat,int,dirfd,const char *,pathname,
205 mode_t,mode,dev_t,dev)
206#endif
82424832
TS		 207#if defined(TARGET_NR_openat) && defined(__NR_openat)
208_syscall4(int,sys_openat,int,dirfd,const char *,pathname,int,flags,mode_t,mode)
209#endif
5e0ccb18
TS		 210#if defined(TARGET_NR_readlinkat) && defined(__NR_readlinkat)
211_syscall4(int,sys_readlinkat,int,dirfd,const char *,pathname,
212 char *,buf,size_t,bufsize)
213#endif
722183f6
TS		 214#if defined(TARGET_NR_renameat) && defined(__NR_renameat)
215_syscall4(int,sys_renameat,int,olddirfd,const char *,oldpath,
216 int,newdirfd,const char *,newpath)
217#endif
66fb9763 218_syscall3(int,sys_rt_sigqueueinfo,int,pid,int,sig,siginfo_t *,uinfo)
b51eaa82 219#if defined(TARGET_NR_symlinkat) && defined(__NR_symlinkat)
f0b6243d
TS		 220_syscall3(int,sys_symlinkat,const char *,oldpath,
221 int,newdirfd,const char *,newpath)
222#endif
7494b0f9 223_syscall3(int,sys_syslog,int,type,char*,bufp,int,len)
3ae43202 224#if defined(TARGET_NR_tgkill) && defined(__NR_tgkill)
71455574 225_syscall3(int,sys_tgkill,int,tgid,int,pid,int,sig)
4cae1d16 226#endif
3ae43202 227#if defined(TARGET_NR_tkill) && defined(__NR_tkill)
4cae1d16
TS		 228_syscall2(int,sys_tkill,int,tid,int,sig)
229#endif
ec86b0fb
FB		 230#ifdef __NR_exit_group
231_syscall1(int,exit_group,int,error_code)
232#endif
6f5b89a0
TS		 233#if defined(TARGET_NR_set_tid_address) && defined(__NR_set_tid_address)
234_syscall1(int,set_tid_address,int *,tidptr)
235#endif
8170f56b
TS		 236#if defined(TARGET_NR_unlinkat) && defined(__NR_unlinkat)
237_syscall3(int,sys_unlinkat,int,dirfd,const char *,pathname,int,flags)
238#endif
9007f0ef
TS		 239#if defined(TARGET_NR_utimensat) && defined(__NR_utimensat)
240_syscall4(int,sys_utimensat,int,dirfd,const char *,pathname,
241 const struct timespec *,tsp,int,flags)
242#endif
66fb9763
FB		 243
244extern int personality(int);
9de5e440
FB		 245extern int flock(int, int);
246extern int setfsuid(int);
247extern int setfsgid(int);
5cd4393b
FB		 248extern int setresuid(uid_t, uid_t, uid_t);
249extern int getresuid(uid_t *, uid_t *, uid_t *);
250extern int setresgid(gid_t, gid_t, gid_t);
251extern int getresgid(gid_t *, gid_t *, gid_t *);
19b84f3c 252extern int setgroups(int, gid_t *);
31e31b8a 253
b92c47c1
TS		 254#define ERRNO_TABLE_SIZE 1200
255
256/* target_to_host_errno_table[] is initialized from
257 * host_to_target_errno_table[] in syscall_init(). */
258static uint16_t target_to_host_errno_table[ERRNO_TABLE_SIZE] = {
259};
260
637947f1 261/*
fe8f096b 262 * This list is the union of errno values overridden in asm-<arch>/errno.h
637947f1
TS		 263 * minus the errnos that are not actually generic to all archs.
264 */
b92c47c1 265static uint16_t host_to_target_errno_table[ERRNO_TABLE_SIZE] = {
637947f1
TS		 266 [EIDRM] = TARGET_EIDRM,
267 [ECHRNG] = TARGET_ECHRNG,
268 [EL2NSYNC] = TARGET_EL2NSYNC,
269 [EL3HLT] = TARGET_EL3HLT,
270 [EL3RST] = TARGET_EL3RST,
271 [ELNRNG] = TARGET_ELNRNG,
272 [EUNATCH] = TARGET_EUNATCH,
273 [ENOCSI] = TARGET_ENOCSI,
274 [EL2HLT] = TARGET_EL2HLT,
275 [EDEADLK] = TARGET_EDEADLK,
276 [ENOLCK] = TARGET_ENOLCK,
277 [EBADE] = TARGET_EBADE,
278 [EBADR] = TARGET_EBADR,
279 [EXFULL] = TARGET_EXFULL,
280 [ENOANO] = TARGET_ENOANO,
281 [EBADRQC] = TARGET_EBADRQC,
282 [EBADSLT] = TARGET_EBADSLT,
283 [EBFONT] = TARGET_EBFONT,
284 [ENOSTR] = TARGET_ENOSTR,
285 [ENODATA] = TARGET_ENODATA,
286 [ETIME] = TARGET_ETIME,
287 [ENOSR] = TARGET_ENOSR,
288 [ENONET] = TARGET_ENONET,
289 [ENOPKG] = TARGET_ENOPKG,
290 [EREMOTE] = TARGET_EREMOTE,
291 [ENOLINK] = TARGET_ENOLINK,
292 [EADV] = TARGET_EADV,
293 [ESRMNT] = TARGET_ESRMNT,
294 [ECOMM] = TARGET_ECOMM,
295 [EPROTO] = TARGET_EPROTO,
296 [EDOTDOT] = TARGET_EDOTDOT,
297 [EMULTIHOP] = TARGET_EMULTIHOP,
298 [EBADMSG] = TARGET_EBADMSG,
299 [ENAMETOOLONG] = TARGET_ENAMETOOLONG,
300 [EOVERFLOW] = TARGET_EOVERFLOW,
301 [ENOTUNIQ] = TARGET_ENOTUNIQ,
302 [EBADFD] = TARGET_EBADFD,
303 [EREMCHG] = TARGET_EREMCHG,
304 [ELIBACC] = TARGET_ELIBACC,
305 [ELIBBAD] = TARGET_ELIBBAD,
306 [ELIBSCN] = TARGET_ELIBSCN,
307 [ELIBMAX] = TARGET_ELIBMAX,
308 [ELIBEXEC] = TARGET_ELIBEXEC,
309 [EILSEQ] = TARGET_EILSEQ,
310 [ENOSYS] = TARGET_ENOSYS,
311 [ELOOP] = TARGET_ELOOP,
312 [ERESTART] = TARGET_ERESTART,
313 [ESTRPIPE] = TARGET_ESTRPIPE,
314 [ENOTEMPTY] = TARGET_ENOTEMPTY,
315 [EUSERS] = TARGET_EUSERS,
316 [ENOTSOCK] = TARGET_ENOTSOCK,
317 [EDESTADDRREQ] = TARGET_EDESTADDRREQ,
318 [EMSGSIZE] = TARGET_EMSGSIZE,
319 [EPROTOTYPE] = TARGET_EPROTOTYPE,
320 [ENOPROTOOPT] = TARGET_ENOPROTOOPT,
321 [EPROTONOSUPPORT] = TARGET_EPROTONOSUPPORT,
322 [ESOCKTNOSUPPORT] = TARGET_ESOCKTNOSUPPORT,
323 [EOPNOTSUPP] = TARGET_EOPNOTSUPP,
324 [EPFNOSUPPORT] = TARGET_EPFNOSUPPORT,
325 [EAFNOSUPPORT] = TARGET_EAFNOSUPPORT,
326 [EADDRINUSE] = TARGET_EADDRINUSE,
327 [EADDRNOTAVAIL] = TARGET_EADDRNOTAVAIL,
328 [ENETDOWN] = TARGET_ENETDOWN,
329 [ENETUNREACH] = TARGET_ENETUNREACH,
330 [ENETRESET] = TARGET_ENETRESET,
331 [ECONNABORTED] = TARGET_ECONNABORTED,
332 [ECONNRESET] = TARGET_ECONNRESET,
333 [ENOBUFS] = TARGET_ENOBUFS,
334 [EISCONN] = TARGET_EISCONN,
335 [ENOTCONN] = TARGET_ENOTCONN,
336 [EUCLEAN] = TARGET_EUCLEAN,
337 [ENOTNAM] = TARGET_ENOTNAM,
338 [ENAVAIL] = TARGET_ENAVAIL,
339 [EISNAM] = TARGET_EISNAM,
340 [EREMOTEIO] = TARGET_EREMOTEIO,
341 [ESHUTDOWN] = TARGET_ESHUTDOWN,
342 [ETOOMANYREFS] = TARGET_ETOOMANYREFS,
343 [ETIMEDOUT] = TARGET_ETIMEDOUT,
344 [ECONNREFUSED] = TARGET_ECONNREFUSED,
345 [EHOSTDOWN] = TARGET_EHOSTDOWN,
346 [EHOSTUNREACH] = TARGET_EHOSTUNREACH,
347 [EALREADY] = TARGET_EALREADY,
348 [EINPROGRESS] = TARGET_EINPROGRESS,
349 [ESTALE] = TARGET_ESTALE,
350 [ECANCELED] = TARGET_ECANCELED,
351 [ENOMEDIUM] = TARGET_ENOMEDIUM,
352 [EMEDIUMTYPE] = TARGET_EMEDIUMTYPE,
b7fe5db7 353#ifdef ENOKEY
637947f1 354 [ENOKEY] = TARGET_ENOKEY,
b7fe5db7
TS		 355#endif
356#ifdef EKEYEXPIRED
637947f1 357 [EKEYEXPIRED] = TARGET_EKEYEXPIRED,
b7fe5db7
TS		 358#endif
359#ifdef EKEYREVOKED
637947f1 360 [EKEYREVOKED] = TARGET_EKEYREVOKED,
b7fe5db7
TS		 361#endif
362#ifdef EKEYREJECTED
637947f1 363 [EKEYREJECTED] = TARGET_EKEYREJECTED,
b7fe5db7
TS		 364#endif
365#ifdef EOWNERDEAD
637947f1 366 [EOWNERDEAD] = TARGET_EOWNERDEAD,
b7fe5db7
TS		 367#endif
368#ifdef ENOTRECOVERABLE
637947f1 369 [ENOTRECOVERABLE] = TARGET_ENOTRECOVERABLE,
b7fe5db7 370#endif
b92c47c1 371};
637947f1
TS		 372
373static inline int host_to_target_errno(int err)
374{
375 if(host_to_target_errno_table[err])
376 return host_to_target_errno_table[err];
377 return err;
378}
379
b92c47c1
TS		 380static inline int target_to_host_errno(int err)
381{
382 if (target_to_host_errno_table[err])
383 return target_to_host_errno_table[err];
384 return err;
385}
386
992f48a0 387static inline abi_long get_errno(abi_long ret)
31e31b8a
FB		 388{
389 if (ret == -1)
637947f1 390 return -host_to_target_errno(errno);
31e31b8a
FB		 391 else
392 return ret;
393}
394
992f48a0 395static inline int is_error(abi_long ret)
31e31b8a 396{
992f48a0 397 return (abi_ulong)ret >= (abi_ulong)(-4096);
31e31b8a
FB		 398}
399
b92c47c1
TS		 400char *target_strerror(int err)
401{
402 return strerror(target_to_host_errno(err));
403}
404
992f48a0
BS		 405static abi_ulong target_brk;
406static abi_ulong target_original_brk;
31e31b8a 407
992f48a0 408void target_set_brk(abi_ulong new_brk)
31e31b8a 409{
4c1de73d 410 target_original_brk = target_brk = HOST_PAGE_ALIGN(new_brk);
31e31b8a
FB		 411}
412
0da46a6e 413/* do_brk() must return target values and target errnos. */
992f48a0 414abi_long do_brk(abi_ulong new_brk)
31e31b8a 415{
992f48a0
BS		 416 abi_ulong brk_page;
417 abi_long mapped_addr;
31e31b8a
FB		 418 int new_alloc_size;
419
420 if (!new_brk)
53a5960a 421 return target_brk;
31e31b8a 422 if (new_brk < target_original_brk)
0da46a6e 423 return -TARGET_ENOMEM;
3b46e624 424
53a5960a 425 brk_page = HOST_PAGE_ALIGN(target_brk);
31e31b8a
FB		 426
427 /* If the new brk is less than this, set it and we're done... */
428 if (new_brk < brk_page) {
429 target_brk = new_brk;
53a5960a 430 return target_brk;
31e31b8a
FB		 431 }
432
433 /* We need to allocate more memory after the brk... */
54936004 434 new_alloc_size = HOST_PAGE_ALIGN(new_brk - brk_page + 1);
5fafdf24 435 mapped_addr = get_errno(target_mmap(brk_page, new_alloc_size,
54936004
FB		 436 PROT_READ|PROT_WRITE,
437 MAP_ANON|MAP_FIXED|MAP_PRIVATE, 0, 0));
31e31b8a
FB		 438 if (is_error(mapped_addr)) {
439 return mapped_addr;
440 } else {
441 target_brk = new_brk;
53a5960a 442 return target_brk;
31e31b8a
FB		 443 }
444}
445
5fafdf24 446static inline fd_set *target_to_host_fds(fd_set *fds,
992f48a0 447 abi_long *target_fds, int n)
31e31b8a 448{
7854b056 449#if !defined(BSWAP_NEEDED) && !defined(WORDS_BIGENDIAN)
31e31b8a
FB		 450 return (fd_set *)target_fds;
451#else
452 int i, b;
453 if (target_fds) {
454 FD_ZERO(fds);
455 for(i = 0;i < n; i++) {
992f48a0
BS		 456 b = (tswapl(target_fds[i / TARGET_ABI_BITS]) >>
457 (i & (TARGET_ABI_BITS - 1))) & 1;
31e31b8a
FB		 458 if (b)
459 FD_SET(i, fds);
460 }
461 return fds;
462 } else {
463 return NULL;
464 }
465#endif
466}
467
992f48a0 468static inline void host_to_target_fds(abi_long *target_fds,
31e31b8a
FB		 469 fd_set *fds, int n)
470{
7854b056 471#if !defined(BSWAP_NEEDED) && !defined(WORDS_BIGENDIAN)
31e31b8a
FB		 472 /* nothing to do */
473#else
474 int i, nw, j, k;
992f48a0 475 abi_long v;
31e31b8a
FB		 476
477 if (target_fds) {
992f48a0 478 nw = (n + TARGET_ABI_BITS - 1) / TARGET_ABI_BITS;
31e31b8a
FB		 479 k = 0;
480 for(i = 0;i < nw; i++) {
481 v = 0;
992f48a0 482 for(j = 0; j < TARGET_ABI_BITS; j++) {
31e31b8a
FB		 483 v |= ((FD_ISSET(k, fds) != 0) << j);
484 k++;
485 }
486 target_fds[i] = tswapl(v);
487 }
488 }
489#endif
490}
491
c596ed17
FB		 492#if defined(__alpha__)
493#define HOST_HZ 1024
494#else
495#define HOST_HZ 100
496#endif
497
992f48a0 498static inline abi_long host_to_target_clock_t(long ticks)
c596ed17
FB		 499{
500#if HOST_HZ == TARGET_HZ
501 return ticks;
502#else
503 return ((int64_t)ticks * TARGET_HZ) / HOST_HZ;
504#endif
505}
506
579a97f7
FB		 507static inline abi_long host_to_target_rusage(abi_ulong target_addr,
508 const struct rusage *rusage)
b409186b 509{
53a5960a
PB		 510 struct target_rusage *target_rusage;
511
579a97f7
FB		 512 if (!lock_user_struct(VERIFY_WRITE, target_rusage, target_addr, 0))
513 return -TARGET_EFAULT;
b409186b
FB		 514 target_rusage->ru_utime.tv_sec = tswapl(rusage->ru_utime.tv_sec);
515 target_rusage->ru_utime.tv_usec = tswapl(rusage->ru_utime.tv_usec);
516 target_rusage->ru_stime.tv_sec = tswapl(rusage->ru_stime.tv_sec);
517 target_rusage->ru_stime.tv_usec = tswapl(rusage->ru_stime.tv_usec);
518 target_rusage->ru_maxrss = tswapl(rusage->ru_maxrss);
519 target_rusage->ru_ixrss = tswapl(rusage->ru_ixrss);
520 target_rusage->ru_idrss = tswapl(rusage->ru_idrss);
521 target_rusage->ru_isrss = tswapl(rusage->ru_isrss);
522 target_rusage->ru_minflt = tswapl(rusage->ru_minflt);
523 target_rusage->ru_majflt = tswapl(rusage->ru_majflt);
524 target_rusage->ru_nswap = tswapl(rusage->ru_nswap);
525 target_rusage->ru_inblock = tswapl(rusage->ru_inblock);
526 target_rusage->ru_oublock = tswapl(rusage->ru_oublock);
527 target_rusage->ru_msgsnd = tswapl(rusage->ru_msgsnd);
528 target_rusage->ru_msgrcv = tswapl(rusage->ru_msgrcv);
529 target_rusage->ru_nsignals = tswapl(rusage->ru_nsignals);
530 target_rusage->ru_nvcsw = tswapl(rusage->ru_nvcsw);
531 target_rusage->ru_nivcsw = tswapl(rusage->ru_nivcsw);
53a5960a 532 unlock_user_struct(target_rusage, target_addr, 1);
579a97f7
FB		 533
534 return 0;
b409186b
FB		 535}
536
579a97f7
FB		 537static inline abi_long target_to_host_timeval(struct timeval *tv,
538 abi_ulong target_addr)
31e31b8a 539{
53a5960a
PB		 540 struct target_timeval *target_tv;
541
579a97f7
FB		 542 if (!lock_user_struct(VERIFY_READ, target_tv, target_addr, 1))
543 return -TARGET_EFAULT;
66fb9763
FB		 544 tv->tv_sec = tswapl(target_tv->tv_sec);
545 tv->tv_usec = tswapl(target_tv->tv_usec);
53a5960a 546 unlock_user_struct(target_tv, target_addr, 0);
579a97f7
FB		 547
548 return 0;
31e31b8a
FB		 549}
550
579a97f7
FB		 551static inline abi_long host_to_target_timeval(abi_ulong target_addr,
552 const struct timeval *tv)
31e31b8a 553{
53a5960a
PB		 554 struct target_timeval *target_tv;
555
579a97f7
FB		 556 if (!lock_user_struct(VERIFY_WRITE, target_tv, target_addr, 0))
557 return -TARGET_EFAULT;
66fb9763
FB		 558 target_tv->tv_sec = tswapl(tv->tv_sec);
559 target_tv->tv_usec = tswapl(tv->tv_usec);
53a5960a 560 unlock_user_struct(target_tv, target_addr, 1);
579a97f7
FB		 561
562 return 0;
31e31b8a
FB		 563}
564
565
0da46a6e 566/* do_select() must return target values and target errnos. */
992f48a0
BS		 567static abi_long do_select(int n,
568 abi_ulong rfd_p, abi_ulong wfd_p,
569 abi_ulong efd_p, abi_ulong target_tv)
31e31b8a
FB		 570{
571 fd_set rfds, wfds, efds;
572 fd_set *rfds_ptr, *wfds_ptr, *efds_ptr;
992f48a0 573 abi_long *target_rfds, *target_wfds, *target_efds;
31e31b8a 574 struct timeval tv, *tv_ptr;
992f48a0 575 abi_long ret;
53a5960a 576 int ok;
31e31b8a 577
53a5960a 578 if (rfd_p) {
579a97f7
FB		 579 target_rfds = lock_user(VERIFY_WRITE, rfd_p, sizeof(abi_long) * n, 1);
580 if (!target_rfds) {
581 ret = -TARGET_EFAULT;
582 goto end;
583 }
53a5960a
PB		 584 rfds_ptr = target_to_host_fds(&rfds, target_rfds, n);
585 } else {
586 target_rfds = NULL;
587 rfds_ptr = NULL;
588 }
589 if (wfd_p) {
579a97f7
FB		 590 target_wfds = lock_user(VERIFY_WRITE, wfd_p, sizeof(abi_long) * n, 1);
591 if (!target_wfds) {
592 ret = -TARGET_EFAULT;
593 goto end;
594 }
53a5960a
PB		 595 wfds_ptr = target_to_host_fds(&wfds, target_wfds, n);
596 } else {
597 target_wfds = NULL;
598 wfds_ptr = NULL;
599 }
600 if (efd_p) {
579a97f7
FB		 601 target_efds = lock_user(VERIFY_WRITE, efd_p, sizeof(abi_long) * n, 1);
602 if (!target_efds) {
603 ret = -TARGET_EFAULT;
604 goto end;
605 }
53a5960a
PB		 606 efds_ptr = target_to_host_fds(&efds, target_efds, n);
607 } else {
608 target_efds = NULL;
609 efds_ptr = NULL;
610 }
3b46e624 611
31e31b8a 612 if (target_tv) {
5cd4393b 613 target_to_host_timeval(&tv, target_tv);
31e31b8a
FB		 614 tv_ptr = &tv;
615 } else {
616 tv_ptr = NULL;
617 }
618 ret = get_errno(select(n, rfds_ptr, wfds_ptr, efds_ptr, tv_ptr));
53a5960a
PB		 619 ok = !is_error(ret);
620
621 if (ok) {
31e31b8a
FB		 622 host_to_target_fds(target_rfds, rfds_ptr, n);
623 host_to_target_fds(target_wfds, wfds_ptr, n);
624 host_to_target_fds(target_efds, efds_ptr, n);
625
626 if (target_tv) {
5cd4393b 627 host_to_target_timeval(target_tv, &tv);
31e31b8a
FB		 628 }
629 }
579a97f7
FB		 630
631end:
632 unlock_user(target_rfds, rfd_p, ok ? sizeof(abi_long) * n : 0);
633 unlock_user(target_wfds, wfd_p, ok ? sizeof(abi_long) * n : 0);
634 unlock_user(target_efds, efd_p, ok ? sizeof(abi_long) * n : 0);
53a5960a 635
31e31b8a
FB		 636 return ret;
637}
638
579a97f7
FB		 639static inline abi_long target_to_host_sockaddr(struct sockaddr *addr,
640 abi_ulong target_addr,
641 socklen_t len)
7854b056 642{
53a5960a
PB		 643 struct target_sockaddr *target_saddr;
644
579a97f7
FB		 645 target_saddr = lock_user(VERIFY_READ, target_addr, len, 1);
646 if (!target_saddr)
647 return -TARGET_EFAULT;
53a5960a
PB		 648 memcpy(addr, target_saddr, len);
649 addr->sa_family = tswap16(target_saddr->sa_family);
650 unlock_user(target_saddr, target_addr, 0);
579a97f7
FB		 651
652 return 0;
7854b056
FB		 653}
654
579a97f7
FB		 655static inline abi_long host_to_target_sockaddr(abi_ulong target_addr,
656 struct sockaddr *addr,
657 socklen_t len)
7854b056 658{
53a5960a
PB		 659 struct target_sockaddr *target_saddr;
660
579a97f7
FB		 661 target_saddr = lock_user(VERIFY_WRITE, target_addr, len, 0);
662 if (!target_saddr)
663 return -TARGET_EFAULT;
53a5960a
PB		 664 memcpy(target_saddr, addr, len);
665 target_saddr->sa_family = tswap16(addr->sa_family);
666 unlock_user(target_saddr, target_addr, len);
579a97f7
FB		 667
668 return 0;
7854b056
FB		 669}
670
53a5960a 671/* ??? Should this also swap msgh->name? */
5a4a898d
FB		 672static inline abi_long target_to_host_cmsg(struct msghdr *msgh,
673 struct target_msghdr *target_msgh)
7854b056
FB		 674{
675 struct cmsghdr *cmsg = CMSG_FIRSTHDR(msgh);
5a4a898d
FB		 676 abi_long msg_controllen;
677 abi_ulong target_cmsg_addr;
678 struct target_cmsghdr *target_cmsg;
7854b056 679 socklen_t space = 0;
5a4a898d
FB		 680
681 msg_controllen = tswapl(target_msgh->msg_controllen);
682 if (msg_controllen < sizeof (struct target_cmsghdr))
683 goto the_end;
684 target_cmsg_addr = tswapl(target_msgh->msg_control);
685 target_cmsg = lock_user(VERIFY_READ, target_cmsg_addr, msg_controllen, 1);
686 if (!target_cmsg)
687 return -TARGET_EFAULT;
7854b056
FB		 688
689 while (cmsg && target_cmsg) {
690 void *data = CMSG_DATA(cmsg);
691 void *target_data = TARGET_CMSG_DATA(target_cmsg);
692
5fafdf24 693 int len = tswapl(target_cmsg->cmsg_len)
7854b056
FB		 694 - TARGET_CMSG_ALIGN(sizeof (struct target_cmsghdr));
695
696 space += CMSG_SPACE(len);
697 if (space > msgh->msg_controllen) {
698 space -= CMSG_SPACE(len);
31febb71 699 gemu_log("Host cmsg overflow\n");
7854b056
FB		 700 break;
701 }
702
703 cmsg->cmsg_level = tswap32(target_cmsg->cmsg_level);
704 cmsg->cmsg_type = tswap32(target_cmsg->cmsg_type);
705 cmsg->cmsg_len = CMSG_LEN(len);
706
3532fa74 707 if (cmsg->cmsg_level != TARGET_SOL_SOCKET || cmsg->cmsg_type != SCM_RIGHTS) {
7854b056
FB		 708 gemu_log("Unsupported ancillary data: %d/%d\n", cmsg->cmsg_level, cmsg->cmsg_type);
709 memcpy(data, target_data, len);
710 } else {
711 int *fd = (int *)data;
712 int *target_fd = (int *)target_data;
713 int i, numfds = len / sizeof(int);
714
715 for (i = 0; i < numfds; i++)
716 fd[i] = tswap32(target_fd[i]);
717 }
718
719 cmsg = CMSG_NXTHDR(msgh, cmsg);
720 target_cmsg = TARGET_CMSG_NXTHDR(target_msgh, target_cmsg);
721 }
5a4a898d
FB		 722 unlock_user(target_cmsg, target_cmsg_addr, 0);
723 the_end:
7854b056 724 msgh->msg_controllen = space;
5a4a898d 725 return 0;
7854b056
FB		 726}
727
53a5960a 728/* ??? Should this also swap msgh->name? */
5a4a898d
FB		 729static inline abi_long host_to_target_cmsg(struct target_msghdr *target_msgh,
730 struct msghdr *msgh)
7854b056
FB		 731{
732 struct cmsghdr *cmsg = CMSG_FIRSTHDR(msgh);
5a4a898d
FB		 733 abi_long msg_controllen;
734 abi_ulong target_cmsg_addr;
735 struct target_cmsghdr *target_cmsg;
7854b056
FB		 736 socklen_t space = 0;
737
5a4a898d
FB		 738 msg_controllen = tswapl(target_msgh->msg_controllen);
739 if (msg_controllen < sizeof (struct target_cmsghdr))
740 goto the_end;
741 target_cmsg_addr = tswapl(target_msgh->msg_control);
742 target_cmsg = lock_user(VERIFY_WRITE, target_cmsg_addr, msg_controllen, 0);
743 if (!target_cmsg)
744 return -TARGET_EFAULT;
745
7854b056
FB		 746 while (cmsg && target_cmsg) {
747 void *data = CMSG_DATA(cmsg);
748 void *target_data = TARGET_CMSG_DATA(target_cmsg);
749
750 int len = cmsg->cmsg_len - CMSG_ALIGN(sizeof (struct cmsghdr));
751
752 space += TARGET_CMSG_SPACE(len);
5a4a898d 753 if (space > msg_controllen) {
7854b056 754 space -= TARGET_CMSG_SPACE(len);
31febb71 755 gemu_log("Target cmsg overflow\n");
7854b056
FB		 756 break;
757 }
758
759 target_cmsg->cmsg_level = tswap32(cmsg->cmsg_level);
760 target_cmsg->cmsg_type = tswap32(cmsg->cmsg_type);
761 target_cmsg->cmsg_len = tswapl(TARGET_CMSG_LEN(len));
762
3532fa74 763 if (cmsg->cmsg_level != TARGET_SOL_SOCKET || cmsg->cmsg_type != SCM_RIGHTS) {
7854b056
FB		 764 gemu_log("Unsupported ancillary data: %d/%d\n", cmsg->cmsg_level, cmsg->cmsg_type);
765 memcpy(target_data, data, len);
766 } else {
767 int *fd = (int *)data;
768 int *target_fd = (int *)target_data;
769 int i, numfds = len / sizeof(int);
770
771 for (i = 0; i < numfds; i++)
772 target_fd[i] = tswap32(fd[i]);
773 }
774
775 cmsg = CMSG_NXTHDR(msgh, cmsg);
776 target_cmsg = TARGET_CMSG_NXTHDR(target_msgh, target_cmsg);
777 }
5a4a898d
FB		 778 unlock_user(target_cmsg, target_cmsg_addr, space);
779 the_end:
780 target_msgh->msg_controllen = tswapl(space);
781 return 0;
7854b056
FB		 782}
783
0da46a6e 784/* do_setsockopt() Must return target values and target errnos. */
992f48a0
BS		 785static abi_long do_setsockopt(int sockfd, int level, int optname,
786 abi_ulong optval, socklen_t optlen)
7854b056 787{
992f48a0 788 abi_long ret;
32407103 789 int val;
3b46e624 790
8853f86e
FB		 791 switch(level) {
792 case SOL_TCP:
7854b056 793 /* TCP options all take an 'int' value. */
7854b056 794 if (optlen < sizeof(uint32_t))
0da46a6e 795 return -TARGET_EINVAL;
3b46e624 796
53a5960a 797 val = tget32(optval);
8853f86e
FB		 798 ret = get_errno(setsockopt(sockfd, level, optname, &val, sizeof(val)));
799 break;
800 case SOL_IP:
801 switch(optname) {
2efbe911
FB		 802 case IP_TOS:
803 case IP_TTL:
8853f86e 804 case IP_HDRINCL:
2efbe911
FB		 805 case IP_ROUTER_ALERT:
806 case IP_RECVOPTS:
807 case IP_RETOPTS:
808 case IP_PKTINFO:
809 case IP_MTU_DISCOVER:
810 case IP_RECVERR:
811 case IP_RECVTOS:
812#ifdef IP_FREEBIND
813 case IP_FREEBIND:
814#endif
815 case IP_MULTICAST_TTL:
816 case IP_MULTICAST_LOOP:
8853f86e
FB		 817 val = 0;
818 if (optlen >= sizeof(uint32_t)) {
53a5960a 819 val = tget32(optval);
8853f86e 820 } else if (optlen >= 1) {
53a5960a 821 val = tget8(optval);
8853f86e
FB		 822 }
823 ret = get_errno(setsockopt(sockfd, level, optname, &val, sizeof(val)));
824 break;
825 default:
826 goto unimplemented;
827 }
828 break;
3532fa74 829 case TARGET_SOL_SOCKET:
8853f86e
FB		 830 switch (optname) {
831 /* Options with 'int' argument. */
3532fa74
FB		 832 case TARGET_SO_DEBUG:
833 optname = SO_DEBUG;
834 break;
835 case TARGET_SO_REUSEADDR:
836 optname = SO_REUSEADDR;
837 break;
838 case TARGET_SO_TYPE:
839 optname = SO_TYPE;
840 break;
841 case TARGET_SO_ERROR:
842 optname = SO_ERROR;
843 break;
844 case TARGET_SO_DONTROUTE:
845 optname = SO_DONTROUTE;
846 break;
847 case TARGET_SO_BROADCAST:
848 optname = SO_BROADCAST;
849 break;
850 case TARGET_SO_SNDBUF:
851 optname = SO_SNDBUF;
852 break;
853 case TARGET_SO_RCVBUF:
854 optname = SO_RCVBUF;
855 break;
856 case TARGET_SO_KEEPALIVE:
857 optname = SO_KEEPALIVE;
858 break;
859 case TARGET_SO_OOBINLINE:
860 optname = SO_OOBINLINE;
861 break;
862 case TARGET_SO_NO_CHECK:
863 optname = SO_NO_CHECK;
864 break;
865 case TARGET_SO_PRIORITY:
866 optname = SO_PRIORITY;
867 break;
5e83e8e3 868#ifdef SO_BSDCOMPAT
3532fa74
FB		 869 case TARGET_SO_BSDCOMPAT:
870 optname = SO_BSDCOMPAT;
871 break;
5e83e8e3 872#endif
3532fa74
FB		 873 case TARGET_SO_PASSCRED:
874 optname = SO_PASSCRED;
875 break;
876 case TARGET_SO_TIMESTAMP:
877 optname = SO_TIMESTAMP;
878 break;
879 case TARGET_SO_RCVLOWAT:
880 optname = SO_RCVLOWAT;
881 break;
882 case TARGET_SO_RCVTIMEO:
883 optname = SO_RCVTIMEO;
884 break;
885 case TARGET_SO_SNDTIMEO:
886 optname = SO_SNDTIMEO;
887 break;
8853f86e
FB		 888 break;
889 default:
890 goto unimplemented;
891 }
3532fa74 892 if (optlen < sizeof(uint32_t))
0da46a6e 893 return -TARGET_EINVAL;
3532fa74
FB		 894
895 val = tget32(optval);
896 ret = get_errno(setsockopt(sockfd, SOL_SOCKET, optname, &val, sizeof(val)));
8853f86e 897 break;
7854b056 898 default:
8853f86e
FB		 899 unimplemented:
900 gemu_log("Unsupported setsockopt level=%d optname=%d \n", level, optname);
0da46a6e 901 ret = -TARGET_ENOSYS;
7854b056 902 }
8853f86e 903 return ret;
7854b056
FB		 904}
905
0da46a6e 906/* do_getsockopt() Must return target values and target errnos. */
992f48a0
BS		 907static abi_long do_getsockopt(int sockfd, int level, int optname,
908 abi_ulong optval, abi_ulong optlen)
7854b056 909{
992f48a0 910 abi_long ret;
32407103 911 int len, lv, val;
8853f86e
FB		 912
913 switch(level) {
3532fa74
FB		 914 case TARGET_SOL_SOCKET:
915 level = SOL_SOCKET;
8853f86e 916 switch (optname) {
3532fa74
FB		 917 case TARGET_SO_LINGER:
918 case TARGET_SO_RCVTIMEO:
919 case TARGET_SO_SNDTIMEO:
920 case TARGET_SO_PEERCRED:
921 case TARGET_SO_PEERNAME:
8853f86e
FB		 922 /* These don't just return a single integer */
923 goto unimplemented;
924 default:
2efbe911
FB		 925 goto int_case;
926 }
927 break;
928 case SOL_TCP:
929 /* TCP options all take an 'int' value. */
930 int_case:
53a5960a 931 len = tget32(optlen);
2efbe911 932 if (len < 0)
0da46a6e 933 return -TARGET_EINVAL;
2efbe911
FB		 934 lv = sizeof(int);
935 ret = get_errno(getsockopt(sockfd, level, optname, &val, &lv));
936 if (ret < 0)
937 return ret;
938 val = tswap32(val);
939 if (len > lv)
940 len = lv;
53a5960a
PB		 941 if (len == 4)
942 tput32(optval, val);
943 else
944 tput8(optval, val);
945 tput32(optlen, len);
2efbe911
FB		 946 break;
947 case SOL_IP:
948 switch(optname) {
949 case IP_TOS:
950 case IP_TTL:
951 case IP_HDRINCL:
952 case IP_ROUTER_ALERT:
953 case IP_RECVOPTS:
954 case IP_RETOPTS:
955 case IP_PKTINFO:
956 case IP_MTU_DISCOVER:
957 case IP_RECVERR:
958 case IP_RECVTOS:
959#ifdef IP_FREEBIND
960 case IP_FREEBIND:
961#endif
962 case IP_MULTICAST_TTL:
963 case IP_MULTICAST_LOOP:
53a5960a 964 len = tget32(optlen);
8853f86e 965 if (len < 0)
0da46a6e 966 return -TARGET_EINVAL;
8853f86e
FB		 967 lv = sizeof(int);
968 ret = get_errno(getsockopt(sockfd, level, optname, &val, &lv));
969 if (ret < 0)
970 return ret;
2efbe911 971 if (len < sizeof(int) && len > 0 && val >= 0 && val < 255) {
2efbe911 972 len = 1;
53a5960a
PB		 973 tput32(optlen, len);
974 tput8(optval, val);
2efbe911 975 } else {
2efbe911
FB		 976 if (len > sizeof(int))
977 len = sizeof(int);
53a5960a
PB		 978 tput32(optlen, len);
979 tput32(optval, val);
2efbe911 980 }
8853f86e 981 break;
2efbe911
FB		 982 default:
983 goto unimplemented;
8853f86e
FB		 984 }
985 break;
986 default:
987 unimplemented:
988 gemu_log("getsockopt level=%d optname=%d not yet supported\n",
989 level, optname);
0da46a6e 990 ret = -TARGET_ENOSYS;
8853f86e
FB		 991 break;
992 }
993 return ret;
7854b056
FB		 994}
995
579a97f7
FB		 996/* FIXME
997 * lock_iovec()/unlock_iovec() have a return code of 0 for success where
998 * other lock functions have a return code of 0 for failure.
999 */
1000static abi_long lock_iovec(int type, struct iovec *vec, abi_ulong target_addr,
1001 int count, int copy)
53a5960a
PB		 1002{
1003 struct target_iovec *target_vec;
992f48a0 1004 abi_ulong base;
579a97f7 1005 int i, j;
53a5960a 1006
579a97f7
FB		 1007 target_vec = lock_user(VERIFY_READ, target_addr, count * sizeof(struct target_iovec), 1);
1008 if (!target_vec)
1009 return -TARGET_EFAULT;
53a5960a
PB		 1010 for(i = 0;i < count; i++) {
1011 base = tswapl(target_vec[i].iov_base);
1012 vec[i].iov_len = tswapl(target_vec[i].iov_len);
579a97f7
FB		 1013 vec[i].iov_base = lock_user(type, base, vec[i].iov_len, copy);
1014 if (!vec[i].iov_base)
1015 goto fail;
1016 }
1017 unlock_user (target_vec, target_addr, 0);
1018 return 0;
1019 fail:
1020 /* failure - unwind locks */
1021 for (j = 0; j < i; j++) {
1022 base = tswapl(target_vec[j].iov_base);
1023 unlock_user(vec[j].iov_base, base, 0);
53a5960a
PB		 1024 }
1025 unlock_user (target_vec, target_addr, 0);
579a97f7 1026 return -TARGET_EFAULT;
53a5960a
PB		 1027}
1028
579a97f7
FB		 1029static abi_long unlock_iovec(struct iovec *vec, abi_ulong target_addr,
1030 int count, int copy)
53a5960a
PB		 1031{
1032 struct target_iovec *target_vec;
992f48a0 1033 abi_ulong base;
53a5960a
PB		 1034 int i;
1035
579a97f7
FB		 1036 target_vec = lock_user(VERIFY_READ, target_addr, count * sizeof(struct target_iovec), 1);
1037 if (!target_vec)
1038 return -TARGET_EFAULT;
53a5960a
PB		 1039 for(i = 0;i < count; i++) {
1040 base = tswapl(target_vec[i].iov_base);
1041 unlock_user(vec[i].iov_base, base, copy ? vec[i].iov_len : 0);
1042 }
1043 unlock_user (target_vec, target_addr, 0);
579a97f7
FB		 1044
1045 return 0;
53a5960a
PB		 1046}
1047
0da46a6e 1048/* do_socket() Must return target values and target errnos. */
992f48a0 1049static abi_long do_socket(int domain, int type, int protocol)
3532fa74
FB		 1050{
1051#if defined(TARGET_MIPS)
1052 switch(type) {
1053 case TARGET_SOCK_DGRAM:
1054 type = SOCK_DGRAM;
1055 break;
1056 case TARGET_SOCK_STREAM:
1057 type = SOCK_STREAM;
1058 break;
1059 case TARGET_SOCK_RAW:
1060 type = SOCK_RAW;
1061 break;
1062 case TARGET_SOCK_RDM:
1063 type = SOCK_RDM;
1064 break;
1065 case TARGET_SOCK_SEQPACKET:
1066 type = SOCK_SEQPACKET;
1067 break;
1068 case TARGET_SOCK_PACKET:
1069 type = SOCK_PACKET;
1070 break;
1071 }
1072#endif
12bc92ab
AZ		 1073 if (domain == PF_NETLINK)
1074 return -EAFNOSUPPORT; /* do not NETLINK socket connections possible */
3532fa74
FB		 1075 return get_errno(socket(domain, type, protocol));
1076}
1077
0da46a6e 1078/* do_bind() Must return target values and target errnos. */
992f48a0
BS		 1079static abi_long do_bind(int sockfd, abi_ulong target_addr,
1080 socklen_t addrlen)
3532fa74
FB		 1081{
1082 void *addr = alloca(addrlen);
3b46e624 1083
3532fa74
FB		 1084 target_to_host_sockaddr(addr, target_addr, addrlen);
1085 return get_errno(bind(sockfd, addr, addrlen));
1086}
1087
0da46a6e 1088/* do_connect() Must return target values and target errnos. */
992f48a0
BS		 1089static abi_long do_connect(int sockfd, abi_ulong target_addr,
1090 socklen_t addrlen)
3532fa74
FB		 1091{
1092 void *addr = alloca(addrlen);
3b46e624 1093
3532fa74
FB		 1094 target_to_host_sockaddr(addr, target_addr, addrlen);
1095 return get_errno(connect(sockfd, addr, addrlen));
1096}
1097
0da46a6e 1098/* do_sendrecvmsg() Must return target values and target errnos. */
992f48a0
BS		 1099static abi_long do_sendrecvmsg(int fd, abi_ulong target_msg,
1100 int flags, int send)
3532fa74 1101{
992f48a0 1102 abi_long ret;
3532fa74
FB		 1103 struct target_msghdr *msgp;
1104 struct msghdr msg;
1105 int count;
1106 struct iovec *vec;
992f48a0 1107 abi_ulong target_vec;
3532fa74 1108
579a97f7
FB		 1109 /* FIXME */
1110 if (!lock_user_struct(send ? VERIFY_READ : VERIFY_WRITE,
1111 msgp,
1112 target_msg,
1113 send ? 1 : 0))
1114 return -TARGET_EFAULT;
3532fa74
FB		 1115 if (msgp->msg_name) {
1116 msg.msg_namelen = tswap32(msgp->msg_namelen);
1117 msg.msg_name = alloca(msg.msg_namelen);
1118 target_to_host_sockaddr(msg.msg_name, tswapl(msgp->msg_name),
1119 msg.msg_namelen);
1120 } else {
1121 msg.msg_name = NULL;
1122 msg.msg_namelen = 0;
1123 }
1124 msg.msg_controllen = 2 * tswapl(msgp->msg_controllen);
1125 msg.msg_control = alloca(msg.msg_controllen);
1126 msg.msg_flags = tswap32(msgp->msg_flags);
3b46e624 1127
3532fa74
FB		 1128 count = tswapl(msgp->msg_iovlen);
1129 vec = alloca(count * sizeof(struct iovec));
1130 target_vec = tswapl(msgp->msg_iov);
579a97f7 1131 lock_iovec(send ? VERIFY_READ : VERIFY_WRITE, vec, target_vec, count, send);
3532fa74
FB		 1132 msg.msg_iovlen = count;
1133 msg.msg_iov = vec;
3b46e624 1134
3532fa74 1135 if (send) {
5a4a898d
FB		 1136 ret = target_to_host_cmsg(&msg, msgp);
1137 if (ret == 0)
1138 ret = get_errno(sendmsg(fd, &msg, flags));
3532fa74
FB		 1139 } else {
1140 ret = get_errno(recvmsg(fd, &msg, flags));
1141 if (!is_error(ret))
5a4a898d 1142 ret = host_to_target_cmsg(msgp, &msg);
3532fa74
FB		 1143 }
1144 unlock_iovec(vec, target_vec, count, !send);
579a97f7 1145 unlock_user_struct(msgp, target_msg, send ? 0 : 1);
3532fa74
FB		 1146 return ret;
1147}
1148
0da46a6e 1149/* do_accept() Must return target values and target errnos. */
992f48a0
BS		 1150static abi_long do_accept(int fd, abi_ulong target_addr,
1151 abi_ulong target_addrlen)
1be9e1dc
PB		 1152{
1153 socklen_t addrlen = tget32(target_addrlen);
197ea35a 1154 void *addr = alloca(addrlen);
992f48a0 1155 abi_long ret;
1be9e1dc
PB		 1156
1157 ret = get_errno(accept(fd, addr, &addrlen));
1158 if (!is_error(ret)) {
1159 host_to_target_sockaddr(target_addr, addr, addrlen);
1160 tput32(target_addrlen, addrlen);
1161 }
1162 return ret;
1163}
1164
0da46a6e 1165/* do_getpeername() Must return target values and target errnos. */
992f48a0
BS		 1166static abi_long do_getpeername(int fd, abi_ulong target_addr,
1167 abi_ulong target_addrlen)
1be9e1dc
PB		 1168{
1169 socklen_t addrlen = tget32(target_addrlen);
01c227fb 1170 void *addr = alloca(addrlen);
992f48a0 1171 abi_long ret;
1be9e1dc
PB		 1172
1173 ret = get_errno(getpeername(fd, addr, &addrlen));
1174 if (!is_error(ret)) {
1175 host_to_target_sockaddr(target_addr, addr, addrlen);
1176 tput32(target_addrlen, addrlen);
1177 }
1178 return ret;
1179}
1180
0da46a6e 1181/* do_getsockname() Must return target values and target errnos. */
992f48a0
BS		 1182static abi_long do_getsockname(int fd, abi_ulong target_addr,
1183 abi_ulong target_addrlen)
1be9e1dc
PB		 1184{
1185 socklen_t addrlen = tget32(target_addrlen);
01c227fb 1186 void *addr = alloca(addrlen);
992f48a0 1187 abi_long ret;
1be9e1dc
PB		 1188
1189 ret = get_errno(getsockname(fd, addr, &addrlen));
1190 if (!is_error(ret)) {
1191 host_to_target_sockaddr(target_addr, addr, addrlen);
1192 tput32(target_addrlen, addrlen);
1193 }
1194 return ret;
1195}
1196
0da46a6e 1197/* do_socketpair() Must return target values and target errnos. */
992f48a0
BS		 1198static abi_long do_socketpair(int domain, int type, int protocol,
1199 abi_ulong target_tab)
1be9e1dc
PB		 1200{
1201 int tab[2];
992f48a0 1202 abi_long ret;
1be9e1dc
PB		 1203
1204 ret = get_errno(socketpair(domain, type, protocol, tab));
1205 if (!is_error(ret)) {
1206 tput32(target_tab, tab[0]);
1207 tput32(target_tab + 4, tab[1]);
1208 }
1209 return ret;
1210}
1211
0da46a6e 1212/* do_sendto() Must return target values and target errnos. */
992f48a0
BS		 1213static abi_long do_sendto(int fd, abi_ulong msg, size_t len, int flags,
1214 abi_ulong target_addr, socklen_t addrlen)
1be9e1dc
PB		 1215{
1216 void *addr;
1217 void *host_msg;
992f48a0 1218 abi_long ret;
1be9e1dc 1219
579a97f7
FB		 1220 host_msg = lock_user(VERIFY_READ, msg, len, 1);
1221 if (!host_msg)
1222 return -TARGET_EFAULT;
1be9e1dc
PB		 1223 if (target_addr) {
1224 addr = alloca(addrlen);
1225 target_to_host_sockaddr(addr, target_addr, addrlen);
1226 ret = get_errno(sendto(fd, host_msg, len, flags, addr, addrlen));
1227 } else {
1228 ret = get_errno(send(fd, host_msg, len, flags));
1229 }
1230 unlock_user(host_msg, msg, 0);
1231 return ret;
1232}
1233
0da46a6e 1234/* do_recvfrom() Must return target values and target errnos. */
992f48a0
BS		 1235static abi_long do_recvfrom(int fd, abi_ulong msg, size_t len, int flags,
1236 abi_ulong target_addr,
1237 abi_ulong target_addrlen)
1be9e1dc
PB		 1238{
1239 socklen_t addrlen;
1240 void *addr;
1241 void *host_msg;
992f48a0 1242 abi_long ret;
1be9e1dc 1243
579a97f7
FB		 1244 host_msg = lock_user(VERIFY_WRITE, msg, len, 0);
1245 if (!host_msg)
1246 return -TARGET_EFAULT;
1be9e1dc
PB		 1247 if (target_addr) {
1248 addrlen = tget32(target_addrlen);
1249 addr = alloca(addrlen);
1250 ret = get_errno(recvfrom(fd, host_msg, len, flags, addr, &addrlen));
1251 } else {
1252 addr = NULL; /* To keep compiler quiet. */
1253 ret = get_errno(recv(fd, host_msg, len, flags));
1254 }
1255 if (!is_error(ret)) {
1256 if (target_addr) {
1257 host_to_target_sockaddr(target_addr, addr, addrlen);
1258 tput32(target_addrlen, addrlen);
1259 }
1260 unlock_user(host_msg, msg, len);
1261 } else {
1262 unlock_user(host_msg, msg, 0);
1263 }
1264 return ret;
1265}
1266
32407103 1267#ifdef TARGET_NR_socketcall
0da46a6e 1268/* do_socketcall() Must return target values and target errnos. */
992f48a0 1269static abi_long do_socketcall(int num, abi_ulong vptr)
31e31b8a 1270{
992f48a0
BS		 1271 abi_long ret;
1272 const int n = sizeof(abi_ulong);
31e31b8a
FB		 1273
1274 switch(num) {
1275 case SOCKOP_socket:
7854b056 1276 {
53a5960a
PB		 1277 int domain = tgetl(vptr);
1278 int type = tgetl(vptr + n);
1279 int protocol = tgetl(vptr + 2 * n);
3532fa74 1280 ret = do_socket(domain, type, protocol);
7854b056 1281 }
31e31b8a
FB		 1282 break;
1283 case SOCKOP_bind:
7854b056 1284 {
53a5960a 1285 int sockfd = tgetl(vptr);
992f48a0 1286 abi_ulong target_addr = tgetl(vptr + n);
53a5960a 1287 socklen_t addrlen = tgetl(vptr + 2 * n);
3532fa74 1288 ret = do_bind(sockfd, target_addr, addrlen);
7854b056 1289 }
31e31b8a
FB		 1290 break;
1291 case SOCKOP_connect:
7854b056 1292 {
53a5960a 1293 int sockfd = tgetl(vptr);
992f48a0 1294 abi_ulong target_addr = tgetl(vptr + n);
53a5960a 1295 socklen_t addrlen = tgetl(vptr + 2 * n);
3532fa74 1296 ret = do_connect(sockfd, target_addr, addrlen);
7854b056 1297 }
31e31b8a
FB		 1298 break;
1299 case SOCKOP_listen:
7854b056 1300 {
53a5960a
PB		 1301 int sockfd = tgetl(vptr);
1302 int backlog = tgetl(vptr + n);
7854b056
FB		 1303 ret = get_errno(listen(sockfd, backlog));
1304 }
31e31b8a
FB		 1305 break;
1306 case SOCKOP_accept:
1307 {
53a5960a 1308 int sockfd = tgetl(vptr);
992f48a0
BS		 1309 abi_ulong target_addr = tgetl(vptr + n);
1310 abi_ulong target_addrlen = tgetl(vptr + 2 * n);
1be9e1dc 1311 ret = do_accept(sockfd, target_addr, target_addrlen);
31e31b8a
FB		 1312 }
1313 break;
1314 case SOCKOP_getsockname:
1315 {
53a5960a 1316 int sockfd = tgetl(vptr);
992f48a0
BS		 1317 abi_ulong target_addr = tgetl(vptr + n);
1318 abi_ulong target_addrlen = tgetl(vptr + 2 * n);
1be9e1dc 1319 ret = do_getsockname(sockfd, target_addr, target_addrlen);
31e31b8a
FB		 1320 }
1321 break;
1322 case SOCKOP_getpeername:
1323 {
53a5960a 1324 int sockfd = tgetl(vptr);
992f48a0
BS		 1325 abi_ulong target_addr = tgetl(vptr + n);
1326 abi_ulong target_addrlen = tgetl(vptr + 2 * n);
1be9e1dc 1327 ret = do_getpeername(sockfd, target_addr, target_addrlen);
31e31b8a
FB		 1328 }
1329 break;
1330 case SOCKOP_socketpair:
1331 {
53a5960a
PB		 1332 int domain = tgetl(vptr);
1333 int type = tgetl(vptr + n);
1334 int protocol = tgetl(vptr + 2 * n);
992f48a0 1335 abi_ulong tab = tgetl(vptr + 3 * n);
1be9e1dc 1336 ret = do_socketpair(domain, type, protocol, tab);
31e31b8a
FB		 1337 }
1338 break;
1339 case SOCKOP_send:
7854b056 1340 {
53a5960a 1341 int sockfd = tgetl(vptr);
992f48a0 1342 abi_ulong msg = tgetl(vptr + n);
53a5960a
PB		 1343 size_t len = tgetl(vptr + 2 * n);
1344 int flags = tgetl(vptr + 3 * n);
1be9e1dc 1345 ret = do_sendto(sockfd, msg, len, flags, 0, 0);
7854b056 1346 }
31e31b8a
FB		 1347 break;
1348 case SOCKOP_recv:
7854b056 1349 {
53a5960a 1350 int sockfd = tgetl(vptr);
992f48a0 1351 abi_ulong msg = tgetl(vptr + n);
53a5960a
PB		 1352 size_t len = tgetl(vptr + 2 * n);
1353 int flags = tgetl(vptr + 3 * n);
1be9e1dc 1354 ret = do_recvfrom(sockfd, msg, len, flags, 0, 0);
7854b056 1355 }
31e31b8a
FB		 1356 break;
1357 case SOCKOP_sendto:
7854b056 1358 {
53a5960a 1359 int sockfd = tgetl(vptr);
992f48a0 1360 abi_ulong msg = tgetl(vptr + n);
53a5960a
PB		 1361 size_t len = tgetl(vptr + 2 * n);
1362 int flags = tgetl(vptr + 3 * n);
992f48a0 1363 abi_ulong addr = tgetl(vptr + 4 * n);
53a5960a 1364 socklen_t addrlen = tgetl(vptr + 5 * n);
1be9e1dc 1365 ret = do_sendto(sockfd, msg, len, flags, addr, addrlen);
7854b056 1366 }
31e31b8a
FB		 1367 break;
1368 case SOCKOP_recvfrom:
1369 {
53a5960a 1370 int sockfd = tgetl(vptr);
992f48a0 1371 abi_ulong msg = tgetl(vptr + n);
53a5960a
PB		 1372 size_t len = tgetl(vptr + 2 * n);
1373 int flags = tgetl(vptr + 3 * n);
992f48a0
BS		 1374 abi_ulong addr = tgetl(vptr + 4 * n);
1375 abi_ulong addrlen = tgetl(vptr + 5 * n);
1be9e1dc 1376 ret = do_recvfrom(sockfd, msg, len, flags, addr, addrlen);
31e31b8a
FB		 1377 }
1378 break;
1379 case SOCKOP_shutdown:
7854b056 1380 {
53a5960a
PB		 1381 int sockfd = tgetl(vptr);
1382 int how = tgetl(vptr + n);
7854b056
FB		 1383
1384 ret = get_errno(shutdown(sockfd, how));
1385 }
31e31b8a
FB		 1386 break;
1387 case SOCKOP_sendmsg:
1388 case SOCKOP_recvmsg:
1a9353d2
FB		 1389 {
1390 int fd;
992f48a0 1391 abi_ulong target_msg;
3532fa74 1392 int flags;
1a9353d2 1393
53a5960a 1394 fd = tgetl(vptr);
3532fa74 1395 target_msg = tgetl(vptr + n);
53a5960a 1396 flags = tgetl(vptr + 2 * n);
3532fa74 1397
5fafdf24 1398 ret = do_sendrecvmsg(fd, target_msg, flags,
3532fa74 1399 (num == SOCKOP_sendmsg));
1a9353d2
FB		 1400 }
1401 break;
31e31b8a 1402 case SOCKOP_setsockopt:
7854b056 1403 {
53a5960a
PB		 1404 int sockfd = tgetl(vptr);
1405 int level = tgetl(vptr + n);
1406 int optname = tgetl(vptr + 2 * n);
992f48a0 1407 abi_ulong optval = tgetl(vptr + 3 * n);
53a5960a 1408 socklen_t optlen = tgetl(vptr + 4 * n);
7854b056
FB		 1409
1410 ret = do_setsockopt(sockfd, level, optname, optval, optlen);
1411 }
1412 break;
31e31b8a 1413 case SOCKOP_getsockopt:
7854b056 1414 {
53a5960a
PB		 1415 int sockfd = tgetl(vptr);
1416 int level = tgetl(vptr + n);
1417 int optname = tgetl(vptr + 2 * n);
992f48a0
BS		 1418 abi_ulong optval = tgetl(vptr + 3 * n);
1419 abi_ulong poptlen = tgetl(vptr + 4 * n);
7854b056 1420
8853f86e 1421 ret = do_getsockopt(sockfd, level, optname, optval, poptlen);
7854b056
FB		 1422 }
1423 break;
31e31b8a
FB		 1424 default:
1425 gemu_log("Unsupported socketcall: %d\n", num);
0da46a6e 1426 ret = -TARGET_ENOSYS;
31e31b8a
FB		 1427 break;
1428 }
1429 return ret;
1430}
32407103 1431#endif
31e31b8a 1432
32407103 1433#ifdef TARGET_NR_ipc
8853f86e
FB		 1434#define N_SHM_REGIONS 32
1435
1436static struct shm_region {
5a4a898d
FB		 1437 abi_ulong start;
1438 abi_ulong size;
8853f86e
FB		 1439} shm_regions[N_SHM_REGIONS];
1440
3eb6b044
TS		 1441struct target_ipc_perm
1442{
992f48a0
BS		 1443 abi_long __key;
1444 abi_ulong uid;
1445 abi_ulong gid;
1446 abi_ulong cuid;
1447 abi_ulong cgid;
3eb6b044
TS		 1448 unsigned short int mode;
1449 unsigned short int __pad1;
1450 unsigned short int __seq;
1451 unsigned short int __pad2;
992f48a0
BS		 1452 abi_ulong __unused1;
1453 abi_ulong __unused2;
3eb6b044
TS		 1454};
1455
1456struct target_semid_ds
1457{
1458 struct target_ipc_perm sem_perm;
992f48a0
BS		 1459 abi_ulong sem_otime;
1460 abi_ulong __unused1;
1461 abi_ulong sem_ctime;
1462 abi_ulong __unused2;
1463 abi_ulong sem_nsems;
1464 abi_ulong __unused3;
1465 abi_ulong __unused4;
3eb6b044
TS		 1466};
1467
579a97f7
FB		 1468static inline abi_long target_to_host_ipc_perm(struct ipc_perm *host_ip,
1469 abi_ulong target_addr)
3eb6b044
TS		 1470{
1471 struct target_ipc_perm *target_ip;
1472 struct target_semid_ds *target_sd;
1473
579a97f7
FB		 1474 if (!lock_user_struct(VERIFY_READ, target_sd, target_addr, 1))
1475 return -TARGET_EFAULT;
3eb6b044
TS		 1476 target_ip=&(target_sd->sem_perm);
1477 host_ip->__key = tswapl(target_ip->__key);
1478 host_ip->uid = tswapl(target_ip->uid);
1479 host_ip->gid = tswapl(target_ip->gid);
1480 host_ip->cuid = tswapl(target_ip->cuid);
1481 host_ip->cgid = tswapl(target_ip->cgid);
1482 host_ip->mode = tswapl(target_ip->mode);
1483 unlock_user_struct(target_sd, target_addr, 0);
579a97f7 1484 return 0;
3eb6b044
TS		 1485}
1486
579a97f7
FB		 1487static inline abi_long host_to_target_ipc_perm(abi_ulong target_addr,
1488 struct ipc_perm *host_ip)
3eb6b044
TS		 1489{
1490 struct target_ipc_perm *target_ip;
1491 struct target_semid_ds *target_sd;
1492
579a97f7
FB		 1493 if (!lock_user_struct(VERIFY_WRITE, target_sd, target_addr, 0))
1494 return -TARGET_EFAULT;
3eb6b044
TS		 1495 target_ip = &(target_sd->sem_perm);
1496 target_ip->__key = tswapl(host_ip->__key);
1497 target_ip->uid = tswapl(host_ip->uid);
1498 target_ip->gid = tswapl(host_ip->gid);
1499 target_ip->cuid = tswapl(host_ip->cuid);
1500 target_ip->cgid = tswapl(host_ip->cgid);
1501 target_ip->mode = tswapl(host_ip->mode);
1502 unlock_user_struct(target_sd, target_addr, 1);
579a97f7 1503 return 0;
3eb6b044
TS		 1504}
1505
579a97f7
FB		 1506static inline abi_long target_to_host_semid_ds(struct semid_ds *host_sd,
1507 abi_ulong target_addr)
3eb6b044
TS		 1508{
1509 struct target_semid_ds *target_sd;
1510
579a97f7
FB		 1511 if (!lock_user_struct(VERIFY_READ, target_sd, target_addr, 1))
1512 return -TARGET_EFAULT;
3eb6b044
TS		 1513 target_to_host_ipc_perm(&(host_sd->sem_perm),target_addr);
1514 host_sd->sem_nsems = tswapl(target_sd->sem_nsems);
1515 host_sd->sem_otime = tswapl(target_sd->sem_otime);
1516 host_sd->sem_ctime = tswapl(target_sd->sem_ctime);
1517 unlock_user_struct(target_sd, target_addr, 0);
579a97f7 1518 return 0;
3eb6b044
TS		 1519}
1520
579a97f7
FB		 1521static inline abi_long host_to_target_semid_ds(abi_ulong target_addr,
1522 struct semid_ds *host_sd)
3eb6b044
TS		 1523{
1524 struct target_semid_ds *target_sd;
1525
579a97f7
FB		 1526 if (!lock_user_struct(VERIFY_WRITE, target_sd, target_addr, 0))
1527 return -TARGET_EFAULT;
3eb6b044
TS		 1528 host_to_target_ipc_perm(target_addr,&(host_sd->sem_perm));
1529 target_sd->sem_nsems = tswapl(host_sd->sem_nsems);
1530 target_sd->sem_otime = tswapl(host_sd->sem_otime);
1531 target_sd->sem_ctime = tswapl(host_sd->sem_ctime);
1532 unlock_user_struct(target_sd, target_addr, 1);
579a97f7 1533 return 0;
3eb6b044
TS		 1534}
1535
fa294816
TS		 1536union semun {
1537 int val;
3eb6b044 1538 struct semid_ds *buf;
fa294816
TS		 1539 unsigned short *array;
1540};
1541
3eb6b044
TS		 1542union target_semun {
1543 int val;
992f48a0 1544 abi_long buf;
3eb6b044
TS		 1545 unsigned short int *array;
1546};
1547
579a97f7
FB		 1548static inline abi_long target_to_host_semun(int cmd,
1549 union semun *host_su,
1550 abi_ulong target_addr,
1551 struct semid_ds *ds)
3eb6b044
TS		 1552{
1553 union target_semun *target_su;
1554
1555 switch( cmd ) {
1556 case IPC_STAT:
1557 case IPC_SET:
579a97f7
FB		 1558 if (!lock_user_struct(VERIFY_READ, target_su, target_addr, 1))
1559 return -TARGET_EFAULT;
3eb6b044
TS		 1560 target_to_host_semid_ds(ds,target_su->buf);
1561 host_su->buf = ds;
1562 unlock_user_struct(target_su, target_addr, 0);
1563 break;
1564 case GETVAL:
1565 case SETVAL:
579a97f7
FB		 1566 if (!lock_user_struct(VERIFY_READ, target_su, target_addr, 1))
1567 return -TARGET_EFAULT;
3eb6b044
TS		 1568 host_su->val = tswapl(target_su->val);
1569 unlock_user_struct(target_su, target_addr, 0);
1570 break;
1571 case GETALL:
1572 case SETALL:
579a97f7
FB		 1573 if (!lock_user_struct(VERIFY_READ, target_su, target_addr, 1))
1574 return -TARGET_EFAULT;
3eb6b044
TS		 1575 *host_su->array = tswap16(*target_su->array);
1576 unlock_user_struct(target_su, target_addr, 0);
1577 break;
1578 default:
1579 gemu_log("semun operation not fully supported: %d\n", (int)cmd);
1580 }
579a97f7 1581 return 0;
3eb6b044
TS		 1582}
1583
579a97f7
FB		 1584static inline abi_long host_to_target_semun(int cmd,
1585 abi_ulong target_addr,
1586 union semun *host_su,
1587 struct semid_ds *ds)
3eb6b044
TS		 1588{
1589 union target_semun *target_su;
1590
1591 switch( cmd ) {
1592 case IPC_STAT:
1593 case IPC_SET:
579a97f7
FB		 1594 if (lock_user_struct(VERIFY_WRITE, target_su, target_addr, 0))
1595 return -TARGET_EFAULT;
3eb6b044
TS		 1596 host_to_target_semid_ds(target_su->buf,ds);
1597 unlock_user_struct(target_su, target_addr, 1);
1598 break;
1599 case GETVAL:
1600 case SETVAL:
579a97f7
FB		 1601 if (lock_user_struct(VERIFY_WRITE, target_su, target_addr, 0))
1602 return -TARGET_EFAULT;
3eb6b044
TS		 1603 target_su->val = tswapl(host_su->val);
1604 unlock_user_struct(target_su, target_addr, 1);
1605 break;
1606 case GETALL:
1607 case SETALL:
579a97f7
FB		 1608 if (lock_user_struct(VERIFY_WRITE, target_su, target_addr, 0))
1609 return -TARGET_EFAULT;
3eb6b044
TS		 1610 *target_su->array = tswap16(*host_su->array);
1611 unlock_user_struct(target_su, target_addr, 1);
1612 break;
1613 default:
1614 gemu_log("semun operation not fully supported: %d\n", (int)cmd);
1615 }
579a97f7 1616 return 0;
3eb6b044
TS		 1617}
1618
992f48a0
BS		 1619static inline abi_long do_semctl(int first, int second, int third,
1620 abi_long ptr)
3eb6b044
TS		 1621{
1622 union semun arg;
1623 struct semid_ds dsarg;
1624 int cmd = third&0xff;
992f48a0 1625 abi_long ret = 0;
3eb6b044
TS		 1626
1627 switch( cmd ) {
1628 case GETVAL:
1629 target_to_host_semun(cmd,&arg,ptr,&dsarg);
1630 ret = get_errno(semctl(first, second, cmd, arg));
1631 host_to_target_semun(cmd,ptr,&arg,&dsarg);
1632 break;
1633 case SETVAL:
1634 target_to_host_semun(cmd,&arg,ptr,&dsarg);
1635 ret = get_errno(semctl(first, second, cmd, arg));
1636 host_to_target_semun(cmd,ptr,&arg,&dsarg);
1637 break;
1638 case GETALL:
1639 target_to_host_semun(cmd,&arg,ptr,&dsarg);
1640 ret = get_errno(semctl(first, second, cmd, arg));
1641 host_to_target_semun(cmd,ptr,&arg,&dsarg);
1642 break;
1643 case SETALL:
1644 target_to_host_semun(cmd,&arg,ptr,&dsarg);
1645 ret = get_errno(semctl(first, second, cmd, arg));
1646 host_to_target_semun(cmd,ptr,&arg,&dsarg);
1647 break;
1648 case IPC_STAT:
1649 target_to_host_semun(cmd,&arg,ptr,&dsarg);
1650 ret = get_errno(semctl(first, second, cmd, arg));
1651 host_to_target_semun(cmd,ptr,&arg,&dsarg);
1652 break;
1653 case IPC_SET:
1654 target_to_host_semun(cmd,&arg,ptr,&dsarg);
1655 ret = get_errno(semctl(first, second, cmd, arg));
1656 host_to_target_semun(cmd,ptr,&arg,&dsarg);
1657 break;
1658 default:
1659 ret = get_errno(semctl(first, second, cmd, arg));
1660 }
1661
1662 return ret;
1663}
1664
1bc012f6
TS		 1665struct target_msqid_ds
1666{
1667 struct target_ipc_perm msg_perm;
992f48a0
BS		 1668 abi_ulong msg_stime;
1669 abi_ulong __unused1;
1670 abi_ulong msg_rtime;
1671 abi_ulong __unused2;
1672 abi_ulong msg_ctime;
1673 abi_ulong __unused3;
1674 abi_ulong __msg_cbytes;
1675 abi_ulong msg_qnum;
1676 abi_ulong msg_qbytes;
1677 abi_ulong msg_lspid;
1678 abi_ulong msg_lrpid;
1679 abi_ulong __unused4;
1680 abi_ulong __unused5;
1bc012f6
TS		 1681};
1682
579a97f7
FB		 1683static inline abi_long target_to_host_msqid_ds(struct msqid_ds *host_md,
1684 abi_ulong target_addr)
1bc012f6
TS		 1685{
1686 struct target_msqid_ds *target_md;
1687
579a97f7
FB		 1688 if (!lock_user_struct(VERIFY_READ, target_md, target_addr, 1))
1689 return -TARGET_EFAULT;
1bc012f6
TS		 1690 target_to_host_ipc_perm(&(host_md->msg_perm),target_addr);
1691 host_md->msg_stime = tswapl(target_md->msg_stime);
1692 host_md->msg_rtime = tswapl(target_md->msg_rtime);
1693 host_md->msg_ctime = tswapl(target_md->msg_ctime);
1694 host_md->__msg_cbytes = tswapl(target_md->__msg_cbytes);
1695 host_md->msg_qnum = tswapl(target_md->msg_qnum);
1696 host_md->msg_qbytes = tswapl(target_md->msg_qbytes);
1697 host_md->msg_lspid = tswapl(target_md->msg_lspid);
1698 host_md->msg_lrpid = tswapl(target_md->msg_lrpid);
1699 unlock_user_struct(target_md, target_addr, 0);
579a97f7 1700 return 0;
1bc012f6
TS		 1701}
1702
579a97f7
FB		 1703static inline abi_long host_to_target_msqid_ds(abi_ulong target_addr,
1704 struct msqid_ds *host_md)
1bc012f6
TS		 1705{
1706 struct target_msqid_ds *target_md;
1707
579a97f7
FB		 1708 if (!lock_user_struct(VERIFY_WRITE, target_md, target_addr, 0))
1709 return -TARGET_EFAULT;
1bc012f6
TS		 1710 host_to_target_ipc_perm(target_addr,&(host_md->msg_perm));
1711 target_md->msg_stime = tswapl(host_md->msg_stime);
1712 target_md->msg_rtime = tswapl(host_md->msg_rtime);
1713 target_md->msg_ctime = tswapl(host_md->msg_ctime);
1714 target_md->__msg_cbytes = tswapl(host_md->__msg_cbytes);
1715 target_md->msg_qnum = tswapl(host_md->msg_qnum);
1716 target_md->msg_qbytes = tswapl(host_md->msg_qbytes);
1717 target_md->msg_lspid = tswapl(host_md->msg_lspid);
1718 target_md->msg_lrpid = tswapl(host_md->msg_lrpid);
1719 unlock_user_struct(target_md, target_addr, 1);
579a97f7 1720 return 0;
1bc012f6
TS		 1721}
1722
992f48a0 1723static inline abi_long do_msgctl(int first, int second, abi_long ptr)
1bc012f6
TS		 1724{
1725 struct msqid_ds dsarg;
1726 int cmd = second&0xff;
992f48a0 1727 abi_long ret = 0;
1bc012f6
TS		 1728 switch( cmd ) {
1729 case IPC_STAT:
1730 case IPC_SET:
1731 target_to_host_msqid_ds(&dsarg,ptr);
1732 ret = get_errno(msgctl(first, cmd, &dsarg));
1733 host_to_target_msqid_ds(ptr,&dsarg);
1734 default:
1735 ret = get_errno(msgctl(first, cmd, &dsarg));
1736 }
1737 return ret;
1738}
1739
1740struct target_msgbuf {
992f48a0 1741 abi_ulong mtype;
1bc012f6
TS		 1742 char mtext[1];
1743};
1744
992f48a0
BS		 1745static inline abi_long do_msgsnd(int msqid, abi_long msgp,
1746 unsigned int msgsz, int msgflg)
1bc012f6
TS		 1747{
1748 struct target_msgbuf *target_mb;
1749 struct msgbuf *host_mb;
992f48a0 1750 abi_long ret = 0;
1bc012f6 1751
579a97f7
FB		 1752 if (!lock_user_struct(VERIFY_READ, target_mb, msgp, 0))
1753 return -TARGET_EFAULT;
1bc012f6
TS		 1754 host_mb = malloc(msgsz+sizeof(long));
1755 host_mb->mtype = tswapl(target_mb->mtype);
1756 memcpy(host_mb->mtext,target_mb->mtext,msgsz);
1757 ret = get_errno(msgsnd(msqid, host_mb, msgsz, msgflg));
1758 free(host_mb);
1759 unlock_user_struct(target_mb, msgp, 0);
1760
1761 return ret;
1762}
1763
992f48a0
BS		 1764static inline abi_long do_msgrcv(int msqid, abi_long msgp,
1765 unsigned int msgsz, int msgtype,
1766 int msgflg)
1bc012f6
TS		 1767{
1768 struct target_msgbuf *target_mb;
579a97f7 1769 char *target_mtext;
1bc012f6 1770 struct msgbuf *host_mb;
992f48a0 1771 abi_long ret = 0;
1bc012f6 1772
579a97f7
FB		 1773 if (!lock_user_struct(VERIFY_WRITE, target_mb, msgp, 0))
1774 return -TARGET_EFAULT;
1bc012f6
TS		 1775 host_mb = malloc(msgsz+sizeof(long));
1776 ret = get_errno(msgrcv(msqid, host_mb, msgsz, 1, msgflg));
579a97f7
FB		 1777 if (ret > 0) {
1778 abi_ulong target_mtext_addr = msgp + sizeof(abi_ulong);
1779 target_mtext = lock_user(VERIFY_WRITE, target_mtext_addr, ret, 0);
1780 if (!target_mtext) {
1781 ret = -TARGET_EFAULT;
1782 goto end;
1783 }
1bc012f6 1784 memcpy(target_mb->mtext, host_mb->mtext, ret);
579a97f7
FB		 1785 unlock_user(target_mtext, target_mtext_addr, ret);
1786 }
1bc012f6
TS		 1787 target_mb->mtype = tswapl(host_mb->mtype);
1788 free(host_mb);
1bc012f6 1789
579a97f7
FB		 1790end:
1791 if (target_mb)
1792 unlock_user_struct(target_mb, msgp, 1);
1bc012f6
TS		 1793 return ret;
1794}
1795
53a5960a 1796/* ??? This only works with linear mappings. */
0da46a6e 1797/* do_ipc() must return target values and target errnos. */
992f48a0
BS		 1798static abi_long do_ipc(unsigned int call, int first,
1799 int second, int third,
1800 abi_long ptr, abi_long fifth)
8853f86e
FB		 1801{
1802 int version;
992f48a0 1803 abi_long ret = 0;
8853f86e
FB		 1804 struct shmid_ds shm_info;
1805 int i;
1806
1807 version = call >> 16;
1808 call &= 0xffff;
1809
1810 switch (call) {
fa294816 1811 case IPCOP_semop:
579a97f7 1812 ret = get_errno(semop(first,(struct sembuf *)g2h(ptr), second));
fa294816
TS		 1813 break;
1814
1815 case IPCOP_semget:
1816 ret = get_errno(semget(first, second, third));
1817 break;
1818
1819 case IPCOP_semctl:
3eb6b044 1820 ret = do_semctl(first, second, third, ptr);
fa294816
TS		 1821 break;
1822
1823 case IPCOP_semtimedop:
32407103 1824 gemu_log("Unsupported ipc call: %d (version %d)\n", call, version);
0da46a6e 1825 ret = -TARGET_ENOSYS;
fa294816 1826 break;
d96372ef
TS		 1827
1828 case IPCOP_msgget:
1829 ret = get_errno(msgget(first, second));
1830 break;
1831
1832 case IPCOP_msgsnd:
1bc012f6 1833 ret = do_msgsnd(first, ptr, second, third);
d96372ef
TS		 1834 break;
1835
1836 case IPCOP_msgctl:
1bc012f6 1837 ret = do_msgctl(first, second, ptr);
d96372ef
TS		 1838 break;
1839
1840 case IPCOP_msgrcv:
1bc012f6 1841 {
579a97f7 1842 /* XXX: this code is not correct */
1bc012f6
TS		 1843 struct ipc_kludge
1844 {
1845 void *__unbounded msgp;
1846 long int msgtyp;
1847 };
d96372ef 1848
579a97f7 1849 struct ipc_kludge *foo = (struct ipc_kludge *)g2h(ptr);
1bc012f6 1850 struct msgbuf *msgp = (struct msgbuf *) foo->msgp;
d96372ef 1851
1bc012f6 1852 ret = do_msgrcv(first, (long)msgp, second, 0, third);
d96372ef 1853
1bc012f6 1854 }
d96372ef
TS		 1855 break;
1856
8853f86e 1857 case IPCOP_shmat:
5a4a898d
FB		 1858 {
1859 abi_ulong raddr;
1860 void *host_addr;
1861 /* SHM_* flags are the same on all linux platforms */
1862 host_addr = shmat(first, (void *)g2h(ptr), second);
1863 if (host_addr == (void *)-1) {
1864 ret = get_errno((long)host_addr);
8853f86e 1865 break;
5a4a898d
FB		 1866 }
1867 raddr = h2g((unsigned long)host_addr);
1868 /* find out the length of the shared memory segment */
1869
1870 ret = get_errno(shmctl(first, IPC_STAT, &shm_info));
1871 if (is_error(ret)) {
1872 /* can't get length, bail out */
1873 shmdt(host_addr);
1874 break;
1875 }
1876 page_set_flags(raddr, raddr + shm_info.shm_segsz,
1877 PAGE_VALID | PAGE_READ |
1878 ((second & SHM_RDONLY)? 0: PAGE_WRITE));
1879 for (i = 0; i < N_SHM_REGIONS; ++i) {
1880 if (shm_regions[i].start == 0) {
1881 shm_regions[i].start = raddr;
1882 shm_regions[i].size = shm_info.shm_segsz;
1883 break;
1884 }
1885 }
1886 if (put_user(raddr, third, abi_ulong))
1887 return -TARGET_EFAULT;
1888 ret = 0;
1889 }
8853f86e
FB		 1890 break;
1891 case IPCOP_shmdt:
1892 for (i = 0; i < N_SHM_REGIONS; ++i) {
1893 if (shm_regions[i].start == ptr) {
1894 shm_regions[i].start = 0;
1895 page_set_flags(ptr, shm_regions[i].size, 0);
1896 break;
1897 }
1898 }
5a4a898d 1899 ret = get_errno(shmdt((void *)g2h(ptr)));
8853f86e
FB		 1900 break;
1901
1902 case IPCOP_shmget:
1903 /* IPC_* flag values are the same on all linux platforms */
1904 ret = get_errno(shmget(first, second, third));
1905 break;
1906
1907 /* IPC_* and SHM_* command values are the same on all linux platforms */
1908 case IPCOP_shmctl:
1909 switch(second) {
1910 case IPC_RMID:
1911 case SHM_LOCK:
1912 case SHM_UNLOCK:
1913 ret = get_errno(shmctl(first, second, NULL));
1914 break;
1915 default:
1916 goto unimplemented;
1917 }
1918 break;
1919 default:
1920 unimplemented:
32407103 1921 gemu_log("Unsupported ipc call: %d (version %d)\n", call, version);
0da46a6e 1922 ret = -TARGET_ENOSYS;
8853f86e
FB		 1923 break;
1924 }
1925 return ret;
1926}
32407103 1927#endif
8853f86e 1928
31e31b8a
FB		 1929/* kernel structure types definitions */
1930#define IFNAMSIZ 16
1931
1932#define STRUCT(name, list...) STRUCT_ ## name,
1933#define STRUCT_SPECIAL(name) STRUCT_ ## name,
1934enum {
1935#include "syscall_types.h"
1936};
1937#undef STRUCT
1938#undef STRUCT_SPECIAL
1939
1940#define STRUCT(name, list...) const argtype struct_ ## name ## _def[] = { list, TYPE_NULL };
1941#define STRUCT_SPECIAL(name)
1942#include "syscall_types.h"
1943#undef STRUCT
1944#undef STRUCT_SPECIAL
1945
1946typedef struct IOCTLEntry {
2ab83ea7
FB		 1947 unsigned int target_cmd;
1948 unsigned int host_cmd;
31e31b8a
FB		 1949 const char *name;
1950 int access;
1a9353d2 1951 const argtype arg_type[5];
31e31b8a
FB		 1952} IOCTLEntry;
1953
1954#define IOC_R 0x0001
1955#define IOC_W 0x0002
1956#define IOC_RW (IOC_R | IOC_W)
1957
1958#define MAX_STRUCT_SIZE 4096
1959
2ab83ea7 1960IOCTLEntry ioctl_entries[] = {
31e31b8a
FB		 1961#define IOCTL(cmd, access, types...) \
1962 { TARGET_ ## cmd, cmd, #cmd, access, { types } },
1963#include "ioctls.h"
1964 { 0, 0, },
1965};
1966
53a5960a 1967/* ??? Implement proper locking for ioctls. */
0da46a6e 1968/* do_ioctl() Must return target values and target errnos. */
992f48a0 1969static abi_long do_ioctl(int fd, abi_long cmd, abi_long arg)
31e31b8a
FB		 1970{
1971 const IOCTLEntry *ie;
1972 const argtype *arg_type;
992f48a0 1973 abi_long ret;
31e31b8a 1974 uint8_t buf_temp[MAX_STRUCT_SIZE];
53a5960a
PB		 1975 int target_size;
1976 void *argptr;
31e31b8a
FB		 1977
1978 ie = ioctl_entries;
1979 for(;;) {
1980 if (ie->target_cmd == 0) {
32407103 1981 gemu_log("Unsupported ioctl: cmd=0x%04lx\n", (long)cmd);
0da46a6e 1982 return -TARGET_ENOSYS;
31e31b8a
FB		 1983 }
1984 if (ie->target_cmd == cmd)
1985 break;
1986 ie++;
1987 }
1988 arg_type = ie->arg_type;
9de5e440 1989#if defined(DEBUG)
32407103 1990 gemu_log("ioctl: cmd=0x%04lx (%s)\n", (long)cmd, ie->name);
72f03900 1991#endif
31e31b8a
FB		 1992 switch(arg_type[0]) {
1993 case TYPE_NULL:
1994 /* no argument */
1995 ret = get_errno(ioctl(fd, ie->host_cmd));
1996 break;
1997 case TYPE_PTRVOID:
1998 case TYPE_INT:
1999 /* int argment */
2000 ret = get_errno(ioctl(fd, ie->host_cmd, arg));
2001 break;
2002 case TYPE_PTR:
2003 arg_type++;
53a5960a 2004 target_size = thunk_type_size(arg_type, 0);
31e31b8a
FB		 2005 switch(ie->access) {
2006 case IOC_R:
2007 ret = get_errno(ioctl(fd, ie->host_cmd, buf_temp));
2008 if (!is_error(ret)) {
579a97f7
FB		 2009 argptr = lock_user(VERIFY_WRITE, arg, target_size, 0);
2010 if (!argptr)
2011 return -TARGET_EFAULT;
53a5960a
PB		 2012 thunk_convert(argptr, buf_temp, arg_type, THUNK_TARGET);
2013 unlock_user(argptr, arg, target_size);
31e31b8a
FB		 2014 }
2015 break;
2016 case IOC_W:
579a97f7
FB		 2017 argptr = lock_user(VERIFY_READ, arg, target_size, 1);
2018 if (!argptr)
2019 return -TARGET_EFAULT;
53a5960a
PB		 2020 thunk_convert(buf_temp, argptr, arg_type, THUNK_HOST);
2021 unlock_user(argptr, arg, 0);
31e31b8a
FB		 2022 ret = get_errno(ioctl(fd, ie->host_cmd, buf_temp));
2023 break;
2024 default:
2025 case IOC_RW:
579a97f7
FB		 2026 argptr = lock_user(VERIFY_READ, arg, target_size, 1);
2027 if (!argptr)
2028 return -TARGET_EFAULT;
53a5960a
PB		 2029 thunk_convert(buf_temp, argptr, arg_type, THUNK_HOST);
2030 unlock_user(argptr, arg, 0);
31e31b8a
FB		 2031 ret = get_errno(ioctl(fd, ie->host_cmd, buf_temp));
2032 if (!is_error(ret)) {
579a97f7
FB		 2033 argptr = lock_user(VERIFY_WRITE, arg, target_size, 0);
2034 if (!argptr)
2035 return -TARGET_EFAULT;
53a5960a
PB		 2036 thunk_convert(argptr, buf_temp, arg_type, THUNK_TARGET);
2037 unlock_user(argptr, arg, target_size);
31e31b8a
FB		 2038 }
2039 break;
2040 }
2041 break;
2042 default:
32407103
JM		 2043 gemu_log("Unsupported ioctl type: cmd=0x%04lx type=%d\n",
2044 (long)cmd, arg_type[0]);
0da46a6e 2045 ret = -TARGET_ENOSYS;
31e31b8a
FB		 2046 break;
2047 }
2048 return ret;
2049}
2050
2051bitmask_transtbl iflag_tbl[] = {
2052 { TARGET_IGNBRK, TARGET_IGNBRK, IGNBRK, IGNBRK },
2053 { TARGET_BRKINT, TARGET_BRKINT, BRKINT, BRKINT },
2054 { TARGET_IGNPAR, TARGET_IGNPAR, IGNPAR, IGNPAR },
2055 { TARGET_PARMRK, TARGET_PARMRK, PARMRK, PARMRK },
2056 { TARGET_INPCK, TARGET_INPCK, INPCK, INPCK },
2057 { TARGET_ISTRIP, TARGET_ISTRIP, ISTRIP, ISTRIP },
2058 { TARGET_INLCR, TARGET_INLCR, INLCR, INLCR },
2059 { TARGET_IGNCR, TARGET_IGNCR, IGNCR, IGNCR },
2060 { TARGET_ICRNL, TARGET_ICRNL, ICRNL, ICRNL },
2061 { TARGET_IUCLC, TARGET_IUCLC, IUCLC, IUCLC },
2062 { TARGET_IXON, TARGET_IXON, IXON, IXON },
2063 { TARGET_IXANY, TARGET_IXANY, IXANY, IXANY },
2064 { TARGET_IXOFF, TARGET_IXOFF, IXOFF, IXOFF },
2065 { TARGET_IMAXBEL, TARGET_IMAXBEL, IMAXBEL, IMAXBEL },
2066 { 0, 0, 0, 0 }
2067};
2068
2069bitmask_transtbl oflag_tbl[] = {
2070 { TARGET_OPOST, TARGET_OPOST, OPOST, OPOST },
2071 { TARGET_OLCUC, TARGET_OLCUC, OLCUC, OLCUC },
2072 { TARGET_ONLCR, TARGET_ONLCR, ONLCR, ONLCR },
2073 { TARGET_OCRNL, TARGET_OCRNL, OCRNL, OCRNL },
2074 { TARGET_ONOCR, TARGET_ONOCR, ONOCR, ONOCR },
2075 { TARGET_ONLRET, TARGET_ONLRET, ONLRET, ONLRET },
2076 { TARGET_OFILL, TARGET_OFILL, OFILL, OFILL },
2077 { TARGET_OFDEL, TARGET_OFDEL, OFDEL, OFDEL },
2078 { TARGET_NLDLY, TARGET_NL0, NLDLY, NL0 },
2079 { TARGET_NLDLY, TARGET_NL1, NLDLY, NL1 },
2080 { TARGET_CRDLY, TARGET_CR0, CRDLY, CR0 },
2081 { TARGET_CRDLY, TARGET_CR1, CRDLY, CR1 },
2082 { TARGET_CRDLY, TARGET_CR2, CRDLY, CR2 },
2083 { TARGET_CRDLY, TARGET_CR3, CRDLY, CR3 },
2084 { TARGET_TABDLY, TARGET_TAB0, TABDLY, TAB0 },
2085 { TARGET_TABDLY, TARGET_TAB1, TABDLY, TAB1 },
2086 { TARGET_TABDLY, TARGET_TAB2, TABDLY, TAB2 },
2087 { TARGET_TABDLY, TARGET_TAB3, TABDLY, TAB3 },
2088 { TARGET_BSDLY, TARGET_BS0, BSDLY, BS0 },
2089 { TARGET_BSDLY, TARGET_BS1, BSDLY, BS1 },
2090 { TARGET_VTDLY, TARGET_VT0, VTDLY, VT0 },
2091 { TARGET_VTDLY, TARGET_VT1, VTDLY, VT1 },
2092 { TARGET_FFDLY, TARGET_FF0, FFDLY, FF0 },
2093 { TARGET_FFDLY, TARGET_FF1, FFDLY, FF1 },
2094 { 0, 0, 0, 0 }
2095};
2096
2097bitmask_transtbl cflag_tbl[] = {
2098 { TARGET_CBAUD, TARGET_B0, CBAUD, B0 },
2099 { TARGET_CBAUD, TARGET_B50, CBAUD, B50 },
2100 { TARGET_CBAUD, TARGET_B75, CBAUD, B75 },
2101 { TARGET_CBAUD, TARGET_B110, CBAUD, B110 },
2102 { TARGET_CBAUD, TARGET_B134, CBAUD, B134 },
2103 { TARGET_CBAUD, TARGET_B150, CBAUD, B150 },
2104 { TARGET_CBAUD, TARGET_B200, CBAUD, B200 },
2105 { TARGET_CBAUD, TARGET_B300, CBAUD, B300 },
2106 { TARGET_CBAUD, TARGET_B600, CBAUD, B600 },
2107 { TARGET_CBAUD, TARGET_B1200, CBAUD, B1200 },
2108 { TARGET_CBAUD, TARGET_B1800, CBAUD, B1800 },
2109 { TARGET_CBAUD, TARGET_B2400, CBAUD, B2400 },
2110 { TARGET_CBAUD, TARGET_B4800, CBAUD, B4800 },
2111 { TARGET_CBAUD, TARGET_B9600, CBAUD, B9600 },
2112 { TARGET_CBAUD, TARGET_B19200, CBAUD, B19200 },
2113 { TARGET_CBAUD, TARGET_B38400, CBAUD, B38400 },
2114 { TARGET_CBAUD, TARGET_B57600, CBAUD, B57600 },
2115 { TARGET_CBAUD, TARGET_B115200, CBAUD, B115200 },
2116 { TARGET_CBAUD, TARGET_B230400, CBAUD, B230400 },
2117 { TARGET_CBAUD, TARGET_B460800, CBAUD, B460800 },
2118 { TARGET_CSIZE, TARGET_CS5, CSIZE, CS5 },
2119 { TARGET_CSIZE, TARGET_CS6, CSIZE, CS6 },
2120 { TARGET_CSIZE, TARGET_CS7, CSIZE, CS7 },
2121 { TARGET_CSIZE, TARGET_CS8, CSIZE, CS8 },
2122 { TARGET_CSTOPB, TARGET_CSTOPB, CSTOPB, CSTOPB },
2123 { TARGET_CREAD, TARGET_CREAD, CREAD, CREAD },
2124 { TARGET_PARENB, TARGET_PARENB, PARENB, PARENB },
2125 { TARGET_PARODD, TARGET_PARODD, PARODD, PARODD },
2126 { TARGET_HUPCL, TARGET_HUPCL, HUPCL, HUPCL },
2127 { TARGET_CLOCAL, TARGET_CLOCAL, CLOCAL, CLOCAL },
2128 { TARGET_CRTSCTS, TARGET_CRTSCTS, CRTSCTS, CRTSCTS },
2129 { 0, 0, 0, 0 }
2130};
2131
2132bitmask_transtbl lflag_tbl[] = {
2133 { TARGET_ISIG, TARGET_ISIG, ISIG, ISIG },
2134 { TARGET_ICANON, TARGET_ICANON, ICANON, ICANON },
2135 { TARGET_XCASE, TARGET_XCASE, XCASE, XCASE },
2136 { TARGET_ECHO, TARGET_ECHO, ECHO, ECHO },
2137 { TARGET_ECHOE, TARGET_ECHOE, ECHOE, ECHOE },
2138 { TARGET_ECHOK, TARGET_ECHOK, ECHOK, ECHOK },
2139 { TARGET_ECHONL, TARGET_ECHONL, ECHONL, ECHONL },
2140 { TARGET_NOFLSH, TARGET_NOFLSH, NOFLSH, NOFLSH },
2141 { TARGET_TOSTOP, TARGET_TOSTOP, TOSTOP, TOSTOP },
2142 { TARGET_ECHOCTL, TARGET_ECHOCTL, ECHOCTL, ECHOCTL },
2143 { TARGET_ECHOPRT, TARGET_ECHOPRT, ECHOPRT, ECHOPRT },
2144 { TARGET_ECHOKE, TARGET_ECHOKE, ECHOKE, ECHOKE },
2145 { TARGET_FLUSHO, TARGET_FLUSHO, FLUSHO, FLUSHO },
2146 { TARGET_PENDIN, TARGET_PENDIN, PENDIN, PENDIN },
2147 { TARGET_IEXTEN, TARGET_IEXTEN, IEXTEN, IEXTEN },
2148 { 0, 0, 0, 0 }
2149};
2150
2151static void target_to_host_termios (void *dst, const void *src)
2152{
2153 struct host_termios *host = dst;
2154 const struct target_termios *target = src;
3b46e624 2155
5fafdf24 2156 host->c_iflag =
31e31b8a 2157 target_to_host_bitmask(tswap32(target->c_iflag), iflag_tbl);
5fafdf24 2158 host->c_oflag =
31e31b8a 2159 target_to_host_bitmask(tswap32(target->c_oflag), oflag_tbl);
5fafdf24 2160 host->c_cflag =
31e31b8a 2161 target_to_host_bitmask(tswap32(target->c_cflag), cflag_tbl);
5fafdf24 2162 host->c_lflag =
31e31b8a
FB		 2163 target_to_host_bitmask(tswap32(target->c_lflag), lflag_tbl);
2164 host->c_line = target->c_line;
3b46e624 2165
5fafdf24
TS		 2166 host->c_cc[VINTR] = target->c_cc[TARGET_VINTR];
2167 host->c_cc[VQUIT] = target->c_cc[TARGET_VQUIT];
3b46e624 2168 host->c_cc[VERASE] = target->c_cc[TARGET_VERASE];
5fafdf24 2169 host->c_cc[VKILL] = target->c_cc[TARGET_VKILL];
3b46e624 2170 host->c_cc[VEOF] = target->c_cc[TARGET_VEOF];
5fafdf24 2171 host->c_cc[VTIME] = target->c_cc[TARGET_VTIME];
3b46e624 2172 host->c_cc[VMIN] = target->c_cc[TARGET_VMIN];
5fafdf24 2173 host->c_cc[VSWTC] = target->c_cc[TARGET_VSWTC];
3b46e624 2174 host->c_cc[VSTART] = target->c_cc[TARGET_VSTART];
5fafdf24
TS		 2175 host->c_cc[VSTOP] = target->c_cc[TARGET_VSTOP];
2176 host->c_cc[VSUSP] = target->c_cc[TARGET_VSUSP];
3b46e624
TS		 2177 host->c_cc[VEOL] = target->c_cc[TARGET_VEOL];
2178 host->c_cc[VREPRINT] = target->c_cc[TARGET_VREPRINT];
2179 host->c_cc[VDISCARD] = target->c_cc[TARGET_VDISCARD];
2180 host->c_cc[VWERASE] = target->c_cc[TARGET_VWERASE];
2181 host->c_cc[VLNEXT] = target->c_cc[TARGET_VLNEXT];
5fafdf24 2182 host->c_cc[VEOL2] = target->c_cc[TARGET_VEOL2];
31e31b8a 2183}
3b46e624 2184
31e31b8a
FB		 2185static void host_to_target_termios (void *dst, const void *src)
2186{
2187 struct target_termios *target = dst;
2188 const struct host_termios *host = src;
2189
5fafdf24 2190 target->c_iflag =
31e31b8a 2191 tswap32(host_to_target_bitmask(host->c_iflag, iflag_tbl));
5fafdf24 2192 target->c_oflag =
31e31b8a 2193 tswap32(host_to_target_bitmask(host->c_oflag, oflag_tbl));
5fafdf24 2194 target->c_cflag =
31e31b8a 2195 tswap32(host_to_target_bitmask(host->c_cflag, cflag_tbl));
5fafdf24 2196 target->c_lflag =
31e31b8a
FB		 2197 tswap32(host_to_target_bitmask(host->c_lflag, lflag_tbl));
2198 target->c_line = host->c_line;
3b46e624 2199
31e31b8a
FB		 2200 target->c_cc[TARGET_VINTR] = host->c_cc[VINTR];
2201 target->c_cc[TARGET_VQUIT] = host->c_cc[VQUIT];
2202 target->c_cc[TARGET_VERASE] = host->c_cc[VERASE];
2203 target->c_cc[TARGET_VKILL] = host->c_cc[VKILL];
2204 target->c_cc[TARGET_VEOF] = host->c_cc[VEOF];
2205 target->c_cc[TARGET_VTIME] = host->c_cc[VTIME];
2206 target->c_cc[TARGET_VMIN] = host->c_cc[VMIN];
2207 target->c_cc[TARGET_VSWTC] = host->c_cc[VSWTC];
2208 target->c_cc[TARGET_VSTART] = host->c_cc[VSTART];
2209 target->c_cc[TARGET_VSTOP] = host->c_cc[VSTOP];
2210 target->c_cc[TARGET_VSUSP] = host->c_cc[VSUSP];
2211 target->c_cc[TARGET_VEOL] = host->c_cc[VEOL];
2212 target->c_cc[TARGET_VREPRINT] = host->c_cc[VREPRINT];
2213 target->c_cc[TARGET_VDISCARD] = host->c_cc[VDISCARD];
2214 target->c_cc[TARGET_VWERASE] = host->c_cc[VWERASE];
2215 target->c_cc[TARGET_VLNEXT] = host->c_cc[VLNEXT];
2216 target->c_cc[TARGET_VEOL2] = host->c_cc[VEOL2];
2217}
2218
2219StructEntry struct_termios_def = {
2220 .convert = { host_to_target_termios, target_to_host_termios },
2221 .size = { sizeof(struct target_termios), sizeof(struct host_termios) },
2222 .align = { __alignof__(struct target_termios), __alignof__(struct host_termios) },
2223};
2224
5286db75
FB		 2225static bitmask_transtbl mmap_flags_tbl[] = {
2226 { TARGET_MAP_SHARED, TARGET_MAP_SHARED, MAP_SHARED, MAP_SHARED },
2227 { TARGET_MAP_PRIVATE, TARGET_MAP_PRIVATE, MAP_PRIVATE, MAP_PRIVATE },
2228 { TARGET_MAP_FIXED, TARGET_MAP_FIXED, MAP_FIXED, MAP_FIXED },
2229 { TARGET_MAP_ANONYMOUS, TARGET_MAP_ANONYMOUS, MAP_ANONYMOUS, MAP_ANONYMOUS },
2230 { TARGET_MAP_GROWSDOWN, TARGET_MAP_GROWSDOWN, MAP_GROWSDOWN, MAP_GROWSDOWN },
2231 { TARGET_MAP_DENYWRITE, TARGET_MAP_DENYWRITE, MAP_DENYWRITE, MAP_DENYWRITE },
2232 { TARGET_MAP_EXECUTABLE, TARGET_MAP_EXECUTABLE, MAP_EXECUTABLE, MAP_EXECUTABLE },
2233 { TARGET_MAP_LOCKED, TARGET_MAP_LOCKED, MAP_LOCKED, MAP_LOCKED },
2234 { 0, 0, 0, 0 }
2235};
2236
ffa65c3b
FB		 2237static bitmask_transtbl fcntl_flags_tbl[] = {
2238 { TARGET_O_ACCMODE, TARGET_O_WRONLY, O_ACCMODE, O_WRONLY, },
2239 { TARGET_O_ACCMODE, TARGET_O_RDWR, O_ACCMODE, O_RDWR, },
2240 { TARGET_O_CREAT, TARGET_O_CREAT, O_CREAT, O_CREAT, },
2241 { TARGET_O_EXCL, TARGET_O_EXCL, O_EXCL, O_EXCL, },
2242 { TARGET_O_NOCTTY, TARGET_O_NOCTTY, O_NOCTTY, O_NOCTTY, },
2243 { TARGET_O_TRUNC, TARGET_O_TRUNC, O_TRUNC, O_TRUNC, },
2244 { TARGET_O_APPEND, TARGET_O_APPEND, O_APPEND, O_APPEND, },
2245 { TARGET_O_NONBLOCK, TARGET_O_NONBLOCK, O_NONBLOCK, O_NONBLOCK, },
2246 { TARGET_O_SYNC, TARGET_O_SYNC, O_SYNC, O_SYNC, },
2247 { TARGET_FASYNC, TARGET_FASYNC, FASYNC, FASYNC, },
2248 { TARGET_O_DIRECTORY, TARGET_O_DIRECTORY, O_DIRECTORY, O_DIRECTORY, },
2249 { TARGET_O_NOFOLLOW, TARGET_O_NOFOLLOW, O_NOFOLLOW, O_NOFOLLOW, },
2250 { TARGET_O_LARGEFILE, TARGET_O_LARGEFILE, O_LARGEFILE, O_LARGEFILE, },
121061dc 2251#if defined(O_DIRECT)
ffa65c3b 2252 { TARGET_O_DIRECT, TARGET_O_DIRECT, O_DIRECT, O_DIRECT, },
121061dc 2253#endif
ffa65c3b
FB		 2254 { 0, 0, 0, 0 }
2255};
2256
2ab83ea7 2257#if defined(TARGET_I386)
6dbad63e
FB		 2258
2259/* NOTE: there is really one LDT for all the threads */
2260uint8_t *ldt_table;
2261
03acab66 2262static abi_long read_ldt(abi_ulong ptr, unsigned long bytecount)
6dbad63e
FB		 2263{
2264 int size;
53a5960a 2265 void *p;
6dbad63e
FB		 2266
2267 if (!ldt_table)
2268 return 0;
2269 size = TARGET_LDT_ENTRIES * TARGET_LDT_ENTRY_SIZE;
2270 if (size > bytecount)
2271 size = bytecount;
579a97f7
FB		 2272 p = lock_user(VERIFY_WRITE, ptr, size, 0);
2273 if (!p)
03acab66 2274 return -TARGET_EFAULT;
579a97f7 2275 /* ??? Should this by byteswapped? */
53a5960a
PB		 2276 memcpy(p, ldt_table, size);
2277 unlock_user(p, ptr, size);
6dbad63e
FB		 2278 return size;
2279}
2280
2281/* XXX: add locking support */
03acab66
FB		 2282static abi_long write_ldt(CPUX86State *env,
2283 abi_ulong ptr, unsigned long bytecount, int oldmode)
6dbad63e
FB		 2284{
2285 struct target_modify_ldt_ldt_s ldt_info;
53a5960a 2286 struct target_modify_ldt_ldt_s *target_ldt_info;
6dbad63e 2287 int seg_32bit, contents, read_exec_only, limit_in_pages;
8d18e893 2288 int seg_not_present, useable, lm;
6dbad63e
FB		 2289 uint32_t *lp, entry_1, entry_2;
2290
2291 if (bytecount != sizeof(ldt_info))
03acab66 2292 return -TARGET_EINVAL;
579a97f7 2293 if (!lock_user_struct(VERIFY_READ, target_ldt_info, ptr, 1))
03acab66 2294 return -TARGET_EFAULT;
53a5960a
PB		 2295 ldt_info.entry_number = tswap32(target_ldt_info->entry_number);
2296 ldt_info.base_addr = tswapl(target_ldt_info->base_addr);
2297 ldt_info.limit = tswap32(target_ldt_info->limit);
2298 ldt_info.flags = tswap32(target_ldt_info->flags);
2299 unlock_user_struct(target_ldt_info, ptr, 0);
3b46e624 2300
6dbad63e 2301 if (ldt_info.entry_number >= TARGET_LDT_ENTRIES)
03acab66 2302 return -TARGET_EINVAL;
6dbad63e
FB		 2303 seg_32bit = ldt_info.flags & 1;
2304 contents = (ldt_info.flags >> 1) & 3;
2305 read_exec_only = (ldt_info.flags >> 3) & 1;
2306 limit_in_pages = (ldt_info.flags >> 4) & 1;
2307 seg_not_present = (ldt_info.flags >> 5) & 1;
2308 useable = (ldt_info.flags >> 6) & 1;
8d18e893
FB		 2309#ifdef TARGET_ABI32
2310 lm = 0;
2311#else
2312 lm = (ldt_info.flags >> 7) & 1;
2313#endif
6dbad63e
FB		 2314 if (contents == 3) {
2315 if (oldmode)
03acab66 2316 return -TARGET_EINVAL;
6dbad63e 2317 if (seg_not_present == 0)
03acab66 2318 return -TARGET_EINVAL;
6dbad63e
FB		 2319 }
2320 /* allocate the LDT */
2321 if (!ldt_table) {
2322 ldt_table = malloc(TARGET_LDT_ENTRIES * TARGET_LDT_ENTRY_SIZE);
2323 if (!ldt_table)
03acab66 2324 return -TARGET_ENOMEM;
6dbad63e 2325 memset(ldt_table, 0, TARGET_LDT_ENTRIES * TARGET_LDT_ENTRY_SIZE);
eeeac3f3 2326 env->ldt.base = h2g((unsigned long)ldt_table);
6dbad63e
FB		 2327 env->ldt.limit = 0xffff;
2328 }
2329
2330 /* NOTE: same code as Linux kernel */
2331 /* Allow LDTs to be cleared by the user. */
2332 if (ldt_info.base_addr == 0 && ldt_info.limit == 0) {
2333 if (oldmode ||
2334 (contents == 0 &&
2335 read_exec_only == 1 &&
2336 seg_32bit == 0 &&
2337 limit_in_pages == 0 &&
2338 seg_not_present == 1 &&
2339 useable == 0 )) {
2340 entry_1 = 0;
2341 entry_2 = 0;
2342 goto install;
2343 }
2344 }
3b46e624 2345
6dbad63e
FB		 2346 entry_1 = ((ldt_info.base_addr & 0x0000ffff) << 16) |
2347 (ldt_info.limit & 0x0ffff);
2348 entry_2 = (ldt_info.base_addr & 0xff000000) |
2349 ((ldt_info.base_addr & 0x00ff0000) >> 16) |
2350 (ldt_info.limit & 0xf0000) |
2351 ((read_exec_only ^ 1) << 9) |
2352 (contents << 10) |
2353 ((seg_not_present ^ 1) << 15) |
2354 (seg_32bit << 22) |
2355 (limit_in_pages << 23) |
8d18e893 2356 (lm << 21) |
6dbad63e
FB		 2357 0x7000;
2358 if (!oldmode)
2359 entry_2 |= (useable << 20);
14ae3ba7 2360
6dbad63e
FB		 2361 /* Install the new entry ... */
2362install:
2363 lp = (uint32_t *)(ldt_table + (ldt_info.entry_number << 3));
2364 lp[0] = tswap32(entry_1);
2365 lp[1] = tswap32(entry_2);
2366 return 0;
2367}
2368
2369/* specific and weird i386 syscalls */
03acab66
FB		 2370abi_long do_modify_ldt(CPUX86State *env, int func, abi_ulong ptr,
2371 unsigned long bytecount)
6dbad63e 2372{
03acab66 2373 abi_long ret;
3b46e624 2374
6dbad63e
FB		 2375 switch (func) {
2376 case 0:
2377 ret = read_ldt(ptr, bytecount);
2378 break;
2379 case 1:
2380 ret = write_ldt(env, ptr, bytecount, 1);
2381 break;
2382 case 0x11:
2383 ret = write_ldt(env, ptr, bytecount, 0);
2384 break;
03acab66
FB		 2385 default:
2386 ret = -TARGET_ENOSYS;
2387 break;
6dbad63e
FB		 2388 }
2389 return ret;
2390}
1b6b029e 2391
8d18e893
FB		 2392abi_long do_set_thread_area(CPUX86State *env, abi_ulong ptr)
2393{
2394 uint64_t *gdt_table = g2h(env->gdt.base);
2395 struct target_modify_ldt_ldt_s ldt_info;
2396 struct target_modify_ldt_ldt_s *target_ldt_info;
2397 int seg_32bit, contents, read_exec_only, limit_in_pages;
2398 int seg_not_present, useable, lm;
2399 uint32_t *lp, entry_1, entry_2;
2400 int i;
2401
2402 lock_user_struct(VERIFY_WRITE, target_ldt_info, ptr, 1);
2403 if (!target_ldt_info)
2404 return -TARGET_EFAULT;
2405 ldt_info.entry_number = tswap32(target_ldt_info->entry_number);
2406 ldt_info.base_addr = tswapl(target_ldt_info->base_addr);
2407 ldt_info.limit = tswap32(target_ldt_info->limit);
2408 ldt_info.flags = tswap32(target_ldt_info->flags);
2409 if (ldt_info.entry_number == -1) {
2410 for (i=TARGET_GDT_ENTRY_TLS_MIN; i<=TARGET_GDT_ENTRY_TLS_MAX; i++) {
2411 if (gdt_table[i] == 0) {
2412 ldt_info.entry_number = i;
2413 target_ldt_info->entry_number = tswap32(i);
2414 break;
2415 }
2416 }
2417 }
2418 unlock_user_struct(target_ldt_info, ptr, 1);
2419
2420 if (ldt_info.entry_number < TARGET_GDT_ENTRY_TLS_MIN ||
2421 ldt_info.entry_number > TARGET_GDT_ENTRY_TLS_MAX)
2422 return -TARGET_EINVAL;
2423 seg_32bit = ldt_info.flags & 1;
2424 contents = (ldt_info.flags >> 1) & 3;
2425 read_exec_only = (ldt_info.flags >> 3) & 1;
2426 limit_in_pages = (ldt_info.flags >> 4) & 1;
2427 seg_not_present = (ldt_info.flags >> 5) & 1;
2428 useable = (ldt_info.flags >> 6) & 1;
2429#ifdef TARGET_ABI32
2430 lm = 0;
2431#else
2432 lm = (ldt_info.flags >> 7) & 1;
2433#endif
2434
2435 if (contents == 3) {
2436 if (seg_not_present == 0)
2437 return -TARGET_EINVAL;
2438 }
2439
2440 /* NOTE: same code as Linux kernel */
2441 /* Allow LDTs to be cleared by the user. */
2442 if (ldt_info.base_addr == 0 && ldt_info.limit == 0) {
2443 if ((contents == 0 &&
2444 read_exec_only == 1 &&
2445 seg_32bit == 0 &&
2446 limit_in_pages == 0 &&
2447 seg_not_present == 1 &&
2448 useable == 0 )) {
2449 entry_1 = 0;
2450 entry_2 = 0;
2451 goto install;
2452 }
2453 }
2454
2455 entry_1 = ((ldt_info.base_addr & 0x0000ffff) << 16) |
2456 (ldt_info.limit & 0x0ffff);
2457 entry_2 = (ldt_info.base_addr & 0xff000000) |
2458 ((ldt_info.base_addr & 0x00ff0000) >> 16) |
2459 (ldt_info.limit & 0xf0000) |
2460 ((read_exec_only ^ 1) << 9) |
2461 (contents << 10) |
2462 ((seg_not_present ^ 1) << 15) |
2463 (seg_32bit << 22) |
2464 (limit_in_pages << 23) |
2465 (useable << 20) |
2466 (lm << 21) |
2467 0x7000;
2468
2469 /* Install the new entry ... */
2470install:
2471 lp = (uint32_t *)(gdt_table + ldt_info.entry_number);
2472 lp[0] = tswap32(entry_1);
2473 lp[1] = tswap32(entry_2);
2474 return 0;
2475}
2476
2477abi_long do_get_thread_area(CPUX86State *env, abi_ulong ptr)
2478{
2479 struct target_modify_ldt_ldt_s *target_ldt_info;
2480 uint64_t *gdt_table = g2h(env->gdt.base);
2481 uint32_t base_addr, limit, flags;
2482 int seg_32bit, contents, read_exec_only, limit_in_pages, idx;
2483 int seg_not_present, useable, lm;
2484 uint32_t *lp, entry_1, entry_2;
2485
2486 lock_user_struct(VERIFY_WRITE, target_ldt_info, ptr, 1);
2487 if (!target_ldt_info)
2488 return -TARGET_EFAULT;
2489 idx = tswap32(target_ldt_info->entry_number);
2490 if (idx < TARGET_GDT_ENTRY_TLS_MIN ||
2491 idx > TARGET_GDT_ENTRY_TLS_MAX) {
2492 unlock_user_struct(target_ldt_info, ptr, 1);
2493 return -TARGET_EINVAL;
2494 }
2495 lp = (uint32_t *)(gdt_table + idx);
2496 entry_1 = tswap32(lp[0]);
2497 entry_2 = tswap32(lp[1]);
2498
2499 read_exec_only = ((entry_2 >> 9) & 1) ^ 1;
2500 contents = (entry_2 >> 10) & 3;
2501 seg_not_present = ((entry_2 >> 15) & 1) ^ 1;
2502 seg_32bit = (entry_2 >> 22) & 1;
2503 limit_in_pages = (entry_2 >> 23) & 1;
2504 useable = (entry_2 >> 20) & 1;
2505#ifdef TARGET_ABI32
2506 lm = 0;
2507#else
2508 lm = (entry_2 >> 21) & 1;
2509#endif
2510 flags = (seg_32bit << 0) | (contents << 1) |
2511 (read_exec_only << 3) | (limit_in_pages << 4) |
2512 (seg_not_present << 5) | (useable << 6) | (lm << 7);
2513 limit = (entry_1 & 0xffff) | (entry_2 & 0xf0000);
2514 base_addr = (entry_1 >> 16) |
2515 (entry_2 & 0xff000000) |
2516 ((entry_2 & 0xff) << 16);
2517 target_ldt_info->base_addr = tswapl(base_addr);
2518 target_ldt_info->limit = tswap32(limit);
2519 target_ldt_info->flags = tswap32(flags);
2520 unlock_user_struct(target_ldt_info, ptr, 1);
2521 return 0;
2522}
2523
2ab83ea7
FB		 2524#endif /* defined(TARGET_I386) */
2525
1b6b029e
FB		 2526/* this stack is the equivalent of the kernel stack associated with a
2527 thread/process */
2528#define NEW_STACK_SIZE 8192
2529
2530static int clone_func(void *arg)
2531{
2ab83ea7 2532 CPUState *env = arg;
1b6b029e
FB		 2533 cpu_loop(env);
2534 /* never exits */
2535 return 0;
2536}
2537
0da46a6e
TS		 2538/* do_fork() Must return host values and target errnos (unlike most
2539 do_*() functions). */
992f48a0 2540int do_fork(CPUState *env, unsigned int flags, abi_ulong newsp)
1b6b029e
FB		 2541{
2542 int ret;
5cd4393b 2543 TaskState *ts;
1b6b029e 2544 uint8_t *new_stack;
2ab83ea7 2545 CPUState *new_env;
3b46e624 2546
1b6b029e 2547 if (flags & CLONE_VM) {
5cd4393b
FB		 2548 ts = malloc(sizeof(TaskState) + NEW_STACK_SIZE);
2549 memset(ts, 0, sizeof(TaskState));
2550 new_stack = ts->stack;
2551 ts->used = 1;
2552 /* add in task state list */
2553 ts->next = first_task_state;
2554 first_task_state = ts;
1b6b029e 2555 /* we create a new CPU instance. */
c5be9f08 2556 new_env = cpu_copy(env);
2ab83ea7
FB		 2557#if defined(TARGET_I386)
2558 if (!newsp)
2559 newsp = env->regs[R_ESP];
1b6b029e
FB		 2560 new_env->regs[R_ESP] = newsp;
2561 new_env->regs[R_EAX] = 0;
2ab83ea7
FB		 2562#elif defined(TARGET_ARM)
2563 if (!newsp)
2564 newsp = env->regs[13];
2565 new_env->regs[13] = newsp;
2566 new_env->regs[0] = 0;
ebc05488 2567#elif defined(TARGET_SPARC)
48dc41eb
FB		 2568 if (!newsp)
2569 newsp = env->regwptr[22];
2570 new_env->regwptr[22] = newsp;
2571 new_env->regwptr[0] = 0;
2572 /* XXXXX */
67867308 2573 printf ("HELPME: %s:%d\n", __FILE__, __LINE__);
e6e5906b
PB		 2574#elif defined(TARGET_M68K)
2575 if (!newsp)
2576 newsp = env->aregs[7];
2577 new_env->aregs[7] = newsp;
2578 new_env->dregs[0] = 0;
2579 /* ??? is this sufficient? */
048f6b4d 2580#elif defined(TARGET_MIPS)
388bb21a 2581 if (!newsp)
ead9360e
TS		 2582 newsp = env->gpr[29][env->current_tc];
2583 new_env->gpr[29][env->current_tc] = newsp;
67867308
FB		 2584#elif defined(TARGET_PPC)
2585 if (!newsp)
2586 newsp = env->gpr[1];
2587 new_env->gpr[1] = newsp;
5fafdf24 2588 {
67867308
FB		 2589 int i;
2590 for (i = 7; i < 32; i++)
2591 new_env->gpr[i] = 0;
2592 }
fdf9b3e8
FB		 2593#elif defined(TARGET_SH4)
2594 if (!newsp)
2595 newsp = env->gregs[15];
2596 new_env->gregs[15] = newsp;
2597 /* XXXXX */
7a3148a9
JM		 2598#elif defined(TARGET_ALPHA)
2599 if (!newsp)
2600 newsp = env->ir[30];
2601 new_env->ir[30] = newsp;
2602 /* ? */
2603 {
2604 int i;
2605 for (i = 7; i < 30; i++)
2606 new_env->ir[i] = 0;
2607 }
48733d19
TS		 2608#elif defined(TARGET_CRIS)
2609 if (!newsp)
2610 newsp = env->regs[14];
2611 new_env->regs[14] = newsp;
2ab83ea7
FB		 2612#else
2613#error unsupported target CPU
2614#endif
5cd4393b 2615 new_env->opaque = ts;
27725c1d 2616#ifdef __ia64__
fd4a43e4 2617 ret = __clone2(clone_func, new_stack + NEW_STACK_SIZE, flags, new_env);
27725c1d
FB		 2618#else
2619 ret = clone(clone_func, new_stack + NEW_STACK_SIZE, flags, new_env);
2620#endif
1b6b029e
FB		 2621 } else {
2622 /* if no CLONE_VM, we consider it is a fork */
2623 if ((flags & ~CSIGNAL) != 0)
2624 return -EINVAL;
2625 ret = fork();
2626 }
2627 return ret;
2628}
2629
992f48a0 2630static abi_long do_fcntl(int fd, int cmd, abi_ulong arg)
7775e9ec
FB		 2631{
2632 struct flock fl;
53a5960a 2633 struct target_flock *target_fl;
43f238d7
TS		 2634 struct flock64 fl64;
2635 struct target_flock64 *target_fl64;
992f48a0 2636 abi_long ret;
53a5960a 2637
7775e9ec
FB		 2638 switch(cmd) {
2639 case TARGET_F_GETLK:
579a97f7
FB		 2640 if (!lock_user_struct(VERIFY_READ, target_fl, arg, 1))
2641 return -TARGET_EFAULT;
5813427b
TS		 2642 fl.l_type = tswap16(target_fl->l_type);
2643 fl.l_whence = tswap16(target_fl->l_whence);
2644 fl.l_start = tswapl(target_fl->l_start);
2645 fl.l_len = tswapl(target_fl->l_len);
2646 fl.l_pid = tswapl(target_fl->l_pid);
2647 unlock_user_struct(target_fl, arg, 0);
9ee1fa2c 2648 ret = get_errno(fcntl(fd, cmd, &fl));
7775e9ec 2649 if (ret == 0) {
579a97f7
FB		 2650 if (!lock_user_struct(VERIFY_WRITE, target_fl, arg, 0))
2651 return -TARGET_EFAULT;
7775e9ec
FB		 2652 target_fl->l_type = tswap16(fl.l_type);
2653 target_fl->l_whence = tswap16(fl.l_whence);
2654 target_fl->l_start = tswapl(fl.l_start);
2655 target_fl->l_len = tswapl(fl.l_len);
2656 target_fl->l_pid = tswapl(fl.l_pid);
53a5960a 2657 unlock_user_struct(target_fl, arg, 1);
7775e9ec
FB		 2658 }
2659 break;
3b46e624 2660
7775e9ec
FB		 2661 case TARGET_F_SETLK:
2662 case TARGET_F_SETLKW:
579a97f7
FB		 2663 if (!lock_user_struct(VERIFY_READ, target_fl, arg, 1))
2664 return -TARGET_EFAULT;
7775e9ec
FB		 2665 fl.l_type = tswap16(target_fl->l_type);
2666 fl.l_whence = tswap16(target_fl->l_whence);
2667 fl.l_start = tswapl(target_fl->l_start);
2668 fl.l_len = tswapl(target_fl->l_len);
2669 fl.l_pid = tswapl(target_fl->l_pid);
53a5960a 2670 unlock_user_struct(target_fl, arg, 0);
9ee1fa2c 2671 ret = get_errno(fcntl(fd, cmd, &fl));
7775e9ec 2672 break;
3b46e624 2673
7775e9ec 2674 case TARGET_F_GETLK64:
579a97f7
FB		 2675 if (!lock_user_struct(VERIFY_READ, target_fl64, arg, 1))
2676 return -TARGET_EFAULT;
5813427b
TS		 2677 fl64.l_type = tswap16(target_fl64->l_type) >> 1;
2678 fl64.l_whence = tswap16(target_fl64->l_whence);
2679 fl64.l_start = tswapl(target_fl64->l_start);
2680 fl64.l_len = tswapl(target_fl64->l_len);
2681 fl64.l_pid = tswap16(target_fl64->l_pid);
2682 unlock_user_struct(target_fl64, arg, 0);
9ee1fa2c 2683 ret = get_errno(fcntl(fd, cmd >> 1, &fl64));
43f238d7 2684 if (ret == 0) {
579a97f7
FB		 2685 if (!lock_user_struct(VERIFY_WRITE, target_fl64, arg, 0))
2686 return -TARGET_EFAULT;
43f238d7
TS		 2687 target_fl64->l_type = tswap16(fl64.l_type) >> 1;
2688 target_fl64->l_whence = tswap16(fl64.l_whence);
2689 target_fl64->l_start = tswapl(fl64.l_start);
2690 target_fl64->l_len = tswapl(fl64.l_len);
2691 target_fl64->l_pid = tswapl(fl64.l_pid);
2692 unlock_user_struct(target_fl64, arg, 1);
2693 }
9ee1fa2c 2694 break;
7775e9ec
FB		 2695 case TARGET_F_SETLK64:
2696 case TARGET_F_SETLKW64:
579a97f7
FB		 2697 if (!lock_user_struct(VERIFY_READ, target_fl64, arg, 1))
2698 return -TARGET_EFAULT;
43f238d7
TS		 2699 fl64.l_type = tswap16(target_fl64->l_type) >> 1;
2700 fl64.l_whence = tswap16(target_fl64->l_whence);
2701 fl64.l_start = tswapl(target_fl64->l_start);
2702 fl64.l_len = tswapl(target_fl64->l_len);
2703 fl64.l_pid = tswap16(target_fl64->l_pid);
2704 unlock_user_struct(target_fl64, arg, 0);
9ee1fa2c 2705 ret = get_errno(fcntl(fd, cmd >> 1, &fl64));
7775e9ec
FB		 2706 break;
2707
ffa65c3b 2708 case F_GETFL:
9ee1fa2c
FB		 2709 ret = get_errno(fcntl(fd, cmd, arg));
2710 if (ret >= 0) {
2711 ret = host_to_target_bitmask(ret, fcntl_flags_tbl);
2712 }
ffa65c3b
FB		 2713 break;
2714
2715 case F_SETFL:
9ee1fa2c 2716 ret = get_errno(fcntl(fd, cmd, target_to_host_bitmask(arg, fcntl_flags_tbl)));
ffa65c3b
FB		 2717 break;
2718
7775e9ec 2719 default:
9ee1fa2c 2720 ret = get_errno(fcntl(fd, cmd, arg));
7775e9ec
FB		 2721 break;
2722 }
2723 return ret;
2724}
2725
67867308 2726#ifdef USE_UID16
7775e9ec 2727
67867308
FB		 2728static inline int high2lowuid(int uid)
2729{
2730 if (uid > 65535)
2731 return 65534;
2732 else
2733 return uid;
2734}
2735
2736static inline int high2lowgid(int gid)
2737{
2738 if (gid > 65535)
2739 return 65534;
2740 else
2741 return gid;
2742}
2743
2744static inline int low2highuid(int uid)
2745{
2746 if ((int16_t)uid == -1)
2747 return -1;
2748 else
2749 return uid;
2750}
2751
2752static inline int low2highgid(int gid)
2753{
2754 if ((int16_t)gid == -1)
2755 return -1;
2756 else
2757 return gid;
2758}
2759
2760#endif /* USE_UID16 */
1b6b029e 2761
31e31b8a
FB		 2762void syscall_init(void)
2763{
2ab83ea7
FB		 2764 IOCTLEntry *ie;
2765 const argtype *arg_type;
2766 int size;
b92c47c1 2767 int i;
2ab83ea7 2768
5fafdf24
TS		 2769#define STRUCT(name, list...) thunk_register_struct(STRUCT_ ## name, #name, struct_ ## name ## _def);
2770#define STRUCT_SPECIAL(name) thunk_register_struct_direct(STRUCT_ ## name, #name, &struct_ ## name ## _def);
31e31b8a
FB		 2771#include "syscall_types.h"
2772#undef STRUCT
2773#undef STRUCT_SPECIAL
2ab83ea7
FB		 2774
2775 /* we patch the ioctl size if necessary. We rely on the fact that
2776 no ioctl has all the bits at '1' in the size field */
2777 ie = ioctl_entries;
2778 while (ie->target_cmd != 0) {
2779 if (((ie->target_cmd >> TARGET_IOC_SIZESHIFT) & TARGET_IOC_SIZEMASK) ==
2780 TARGET_IOC_SIZEMASK) {
2781 arg_type = ie->arg_type;
2782 if (arg_type[0] != TYPE_PTR) {
5fafdf24 2783 fprintf(stderr, "cannot patch size for ioctl 0x%x\n",
2ab83ea7
FB		 2784 ie->target_cmd);
2785 exit(1);
2786 }
2787 arg_type++;
2788 size = thunk_type_size(arg_type, 0);
5fafdf24 2789 ie->target_cmd = (ie->target_cmd &
2ab83ea7
FB		 2790 ~(TARGET_IOC_SIZEMASK << TARGET_IOC_SIZESHIFT)) |
2791 (size << TARGET_IOC_SIZESHIFT);
2792 }
b92c47c1
TS		 2793
2794 /* Build target_to_host_errno_table[] table from
2795 * host_to_target_errno_table[]. */
2796 for (i=0; i < ERRNO_TABLE_SIZE; i++)
2797 target_to_host_errno_table[host_to_target_errno_table[i]] = i;
2798
2ab83ea7
FB		 2799 /* automatic consistency check if same arch */
2800#if defined(__i386__) && defined(TARGET_I386)
2801 if (ie->target_cmd != ie->host_cmd) {
5fafdf24 2802 fprintf(stderr, "ERROR: ioctl: target=0x%x host=0x%x\n",
2ab83ea7
FB		 2803 ie->target_cmd, ie->host_cmd);
2804 }
2805#endif
2806 ie++;
2807 }
31e31b8a 2808}
c573ff67 2809
992f48a0 2810#if TARGET_ABI_BITS == 32
ce4defa0
PB		 2811static inline uint64_t target_offset64(uint32_t word0, uint32_t word1)
2812{
2813#ifdef TARGET_WORDS_BIG_ENDIAN
2814 return ((uint64_t)word0 << 32) | word1;
2815#else
2816 return ((uint64_t)word1 << 32) | word0;
2817#endif
2818}
992f48a0 2819#else /* TARGET_ABI_BITS == 32 */
32407103
JM		 2820static inline uint64_t target_offset64(uint64_t word0, uint64_t word1)
2821{
2822 return word0;
2823}
992f48a0 2824#endif /* TARGET_ABI_BITS != 32 */
ce4defa0
PB		 2825
2826#ifdef TARGET_NR_truncate64
992f48a0
BS		 2827static inline abi_long target_truncate64(void *cpu_env, const char *arg1,
2828 abi_long arg2,
2829 abi_long arg3,
2830 abi_long arg4)
ce4defa0
PB		 2831{
2832#ifdef TARGET_ARM
2833 if (((CPUARMState *)cpu_env)->eabi)
2834 {
2835 arg2 = arg3;
2836 arg3 = arg4;
2837 }
2838#endif
2839 return get_errno(truncate64(arg1, target_offset64(arg2, arg3)));
2840}
2841#endif
2842
2843#ifdef TARGET_NR_ftruncate64
992f48a0
BS		 2844static inline abi_long target_ftruncate64(void *cpu_env, abi_long arg1,
2845 abi_long arg2,
2846 abi_long arg3,
2847 abi_long arg4)
ce4defa0
PB		 2848{
2849#ifdef TARGET_ARM
2850 if (((CPUARMState *)cpu_env)->eabi)
2851 {
2852 arg2 = arg3;
2853 arg3 = arg4;
2854 }
2855#endif
2856 return get_errno(ftruncate64(arg1, target_offset64(arg2, arg3)));
2857}
2858#endif
2859
579a97f7
FB		 2860static inline abi_long target_to_host_timespec(struct timespec *host_ts,
2861 abi_ulong target_addr)
53a5960a
PB		 2862{
2863 struct target_timespec *target_ts;
2864
579a97f7
FB		 2865 if (!lock_user_struct(VERIFY_READ, target_ts, target_addr, 1))
2866 return -TARGET_EFAULT;
53a5960a
PB		 2867 host_ts->tv_sec = tswapl(target_ts->tv_sec);
2868 host_ts->tv_nsec = tswapl(target_ts->tv_nsec);
2869 unlock_user_struct(target_ts, target_addr, 0);
2870}
2871
579a97f7
FB		 2872static inline abi_long host_to_target_timespec(abi_ulong target_addr,
2873 struct timespec *host_ts)
53a5960a
PB		 2874{
2875 struct target_timespec *target_ts;
2876
579a97f7
FB		 2877 if (!lock_user_struct(VERIFY_WRITE, target_ts, target_addr, 0))
2878 return -TARGET_EFAULT;
53a5960a
PB		 2879 target_ts->tv_sec = tswapl(host_ts->tv_sec);
2880 target_ts->tv_nsec = tswapl(host_ts->tv_nsec);
2881 unlock_user_struct(target_ts, target_addr, 1);
2882}
2883
0da46a6e
TS		 2884/* do_syscall() should always have a single exit point at the end so
2885 that actions, such as logging of syscall results, can be performed.
2886 All errnos that do_syscall() returns must be -TARGET_<errcode>. */
992f48a0
BS		 2887abi_long do_syscall(void *cpu_env, int num, abi_long arg1,
2888 abi_long arg2, abi_long arg3, abi_long arg4,
2889 abi_long arg5, abi_long arg6)
31e31b8a 2890{
992f48a0 2891 abi_long ret;
31e31b8a 2892 struct stat st;
56c8f68f 2893 struct statfs stfs;
53a5960a 2894 void *p;
3b46e624 2895
72f03900 2896#ifdef DEBUG
c573ff67 2897 gemu_log("syscall %d", num);
72f03900 2898#endif
b92c47c1
TS		 2899 if(do_strace)
2900 print_syscall(num, arg1, arg2, arg3, arg4, arg5, arg6);
2901
31e31b8a
FB		 2902 switch(num) {
2903 case TARGET_NR_exit:
7d13299d
FB		 2904#ifdef HAVE_GPROF
2905 _mcleanup();
2906#endif
e9009676 2907 gdb_exit(cpu_env, arg1);
1b6b029e 2908 /* XXX: should free thread stack and CPU env */
31e31b8a
FB		 2909 _exit(arg1);
2910 ret = 0; /* avoid warning */
2911 break;
2912 case TARGET_NR_read:
579a97f7
FB		 2913 if (!(p = lock_user(VERIFY_WRITE, arg2, arg3, 0)))
2914 goto efault;
53a5960a
PB		 2915 ret = get_errno(read(arg1, p, arg3));
2916 unlock_user(p, arg2, ret);
31e31b8a
FB		 2917 break;
2918 case TARGET_NR_write:
579a97f7
FB		 2919 if (!(p = lock_user(VERIFY_READ, arg2, arg3, 1)))
2920 goto efault;
53a5960a
PB		 2921 ret = get_errno(write(arg1, p, arg3));
2922 unlock_user(p, arg2, 0);
31e31b8a
FB		 2923 break;
2924 case TARGET_NR_open:
579a97f7
FB		 2925 if (!(p = lock_user_string(arg1))) {
2926 return -TARGET_EFAULT;
2927 goto fail;
2928 }
53a5960a 2929 ret = get_errno(open(path(p),
ffa65c3b
FB		 2930 target_to_host_bitmask(arg2, fcntl_flags_tbl),
2931 arg3));
53a5960a 2932 unlock_user(p, arg1, 0);
31e31b8a 2933 break;
82424832
TS		 2934#if defined(TARGET_NR_openat) && defined(__NR_openat)
2935 case TARGET_NR_openat:
579a97f7
FB		 2936 if (!(p = lock_user_string(arg2)))
2937 goto efault;
2938 ret = get_errno(sys_openat(arg1,
2939 path(p),
2940 target_to_host_bitmask(arg3, fcntl_flags_tbl),
2941 arg4));
2942 unlock_user(p, arg2, 0);
82424832
TS		 2943 break;
2944#endif
31e31b8a
FB		 2945 case TARGET_NR_close:
2946 ret = get_errno(close(arg1));
2947 break;
2948 case TARGET_NR_brk:
53a5960a 2949 ret = do_brk(arg1);
31e31b8a
FB		 2950 break;
2951 case TARGET_NR_fork:
1b6b029e 2952 ret = get_errno(do_fork(cpu_env, SIGCHLD, 0));
31e31b8a 2953 break;
e5febef5 2954#ifdef TARGET_NR_waitpid
31e31b8a
FB		 2955 case TARGET_NR_waitpid:
2956 {
53a5960a
PB		 2957 int status;
2958 ret = get_errno(waitpid(arg1, &status, arg3));
2959 if (!is_error(ret) && arg2)
2960 tput32(arg2, status);
31e31b8a
FB		 2961 }
2962 break;
e5febef5 2963#endif
7a3148a9 2964#ifdef TARGET_NR_creat /* not on alpha */
31e31b8a 2965 case TARGET_NR_creat:
579a97f7
FB		 2966 if (!(p = lock_user_string(arg1)))
2967 goto efault;
53a5960a
PB		 2968 ret = get_errno(creat(p, arg2));
2969 unlock_user(p, arg1, 0);
31e31b8a 2970 break;
7a3148a9 2971#endif
31e31b8a 2972 case TARGET_NR_link:
53a5960a
PB		 2973 {
2974 void * p2;
2975 p = lock_user_string(arg1);
2976 p2 = lock_user_string(arg2);
579a97f7
FB		 2977 if (!p || !p2)
2978 ret = -TARGET_EFAULT;
2979 else
2980 ret = get_errno(link(p, p2));
53a5960a
PB		 2981 unlock_user(p2, arg2, 0);
2982 unlock_user(p, arg1, 0);
2983 }
31e31b8a 2984 break;
64f0ce4c
TS		 2985#if defined(TARGET_NR_linkat) && defined(__NR_linkat)
2986 case TARGET_NR_linkat:
64f0ce4c
TS		 2987 {
2988 void * p2 = NULL;
579a97f7
FB		 2989 if (!arg2 || !arg4)
2990 goto efault;
64f0ce4c
TS		 2991 p = lock_user_string(arg2);
2992 p2 = lock_user_string(arg4);
579a97f7 2993 if (!p || !p2)
0da46a6e 2994 ret = -TARGET_EFAULT;
64f0ce4c
TS		 2995 else
2996 ret = get_errno(sys_linkat(arg1, p, arg3, p2, arg5));
579a97f7
FB		 2997 unlock_user(p, arg2, 0);
2998 unlock_user(p2, arg4, 0);
64f0ce4c
TS		 2999 }
3000 break;
3001#endif
31e31b8a 3002 case TARGET_NR_unlink:
579a97f7
FB		 3003 if (!(p = lock_user_string(arg1)))
3004 goto efault;
53a5960a
PB		 3005 ret = get_errno(unlink(p));
3006 unlock_user(p, arg1, 0);
31e31b8a 3007 break;
8170f56b
TS		 3008#if defined(TARGET_NR_unlinkat) && defined(__NR_unlinkat)
3009 case TARGET_NR_unlinkat:
579a97f7
FB		 3010 if (!(p = lock_user_string(arg2)))
3011 goto efault;
3012 ret = get_errno(sys_unlinkat(arg1, p, arg3));
3013 unlock_user(p, arg2, 0);
8170f56b 3014#endif
31e31b8a 3015 case TARGET_NR_execve:
7854b056
FB		 3016 {
3017 char **argp, **envp;
f7341ff4 3018 int argc, envc;
992f48a0
BS		 3019 abi_ulong gp;
3020 abi_ulong guest_argp;
3021 abi_ulong guest_envp;
3022 abi_ulong addr;
7854b056
FB		 3023 char **q;
3024
f7341ff4 3025 argc = 0;
53a5960a
PB		 3026 guest_argp = arg2;
3027 for (gp = guest_argp; tgetl(gp); gp++)
7854b056 3028 argc++;
f7341ff4 3029 envc = 0;
53a5960a
PB		 3030 guest_envp = arg3;
3031 for (gp = guest_envp; tgetl(gp); gp++)
7854b056
FB		 3032 envc++;
3033
f7341ff4
FB		 3034 argp = alloca((argc + 1) * sizeof(void *));
3035 envp = alloca((envc + 1) * sizeof(void *));
7854b056 3036
53a5960a 3037 for (gp = guest_argp, q = argp; ;
992f48a0 3038 gp += sizeof(abi_ulong), q++) {
53a5960a
PB		 3039 addr = tgetl(gp);
3040 if (!addr)
3041 break;
579a97f7
FB		 3042 if (!(*q = lock_user_string(addr))) {
3043 ret = -TARGET_EFAULT;
3044 goto execve_fail;
3045 }
53a5960a 3046 }
f7341ff4
FB		 3047 *q = NULL;
3048
53a5960a 3049 for (gp = guest_envp, q = envp; ;
992f48a0 3050 gp += sizeof(abi_ulong), q++) {
53a5960a
PB		 3051 addr = tgetl(gp);
3052 if (!addr)
3053 break;
579a97f7
FB		 3054 if (!(*q = lock_user_string(addr))) {
3055 ret = -TARGET_EFAULT;
3056 goto execve_fail;
3057 }
53a5960a 3058 }
f7341ff4 3059 *q = NULL;
7854b056 3060
579a97f7
FB		 3061 if (!(p = lock_user_string(arg1))) {
3062 ret = -TARGET_EFAULT;
3063 goto execve_fail;
3064 }
53a5960a
PB		 3065 ret = get_errno(execve(p, argp, envp));
3066 unlock_user(p, arg1, 0);
3067
579a97f7 3068 execve_fail:
53a5960a 3069 for (gp = guest_argp, q = argp; *q;
992f48a0 3070 gp += sizeof(abi_ulong), q++) {
53a5960a
PB		 3071 addr = tgetl(gp);
3072 unlock_user(*q, addr, 0);
3073 }
3074 for (gp = guest_envp, q = envp; *q;
992f48a0 3075 gp += sizeof(abi_ulong), q++) {
53a5960a
PB		 3076 addr = tgetl(gp);
3077 unlock_user(*q, addr, 0);
3078 }
7854b056 3079 }
31e31b8a
FB		 3080 break;
3081 case TARGET_NR_chdir:
579a97f7
FB		 3082 if (!(p = lock_user_string(arg1)))
3083 goto efault;
53a5960a
PB		 3084 ret = get_errno(chdir(p));
3085 unlock_user(p, arg1, 0);
31e31b8a 3086 break;
a315a145 3087#ifdef TARGET_NR_time
31e31b8a
FB		 3088 case TARGET_NR_time:
3089 {
53a5960a
PB		 3090 time_t host_time;
3091 ret = get_errno(time(&host_time));
3092 if (!is_error(ret) && arg1)
3093 tputl(arg1, host_time);
31e31b8a
FB		 3094 }
3095 break;
a315a145 3096#endif
31e31b8a 3097 case TARGET_NR_mknod:
579a97f7
FB		 3098 if (!(p = lock_user_string(arg1)))
3099 goto efault;
53a5960a
PB		 3100 ret = get_errno(mknod(p, arg2, arg3));
3101 unlock_user(p, arg1, 0);
31e31b8a 3102 break;
75ac37a0
TS		 3103#if defined(TARGET_NR_mknodat) && defined(__NR_mknodat)
3104 case TARGET_NR_mknodat:
579a97f7
FB		 3105 if (!(p = lock_user_string(arg2)))
3106 goto efault;
3107 ret = get_errno(sys_mknodat(arg1, p, arg3, arg4));
3108 unlock_user(p, arg2, 0);
75ac37a0
TS		 3109 break;
3110#endif
31e31b8a 3111 case TARGET_NR_chmod:
579a97f7
FB		 3112 if (!(p = lock_user_string(arg1)))
3113 goto efault;
53a5960a
PB		 3114 ret = get_errno(chmod(p, arg2));
3115 unlock_user(p, arg1, 0);
31e31b8a 3116 break;
ebc05488 3117#ifdef TARGET_NR_break
31e31b8a
FB		 3118 case TARGET_NR_break:
3119 goto unimplemented;
ebc05488
FB		 3120#endif
3121#ifdef TARGET_NR_oldstat
31e31b8a
FB		 3122 case TARGET_NR_oldstat:
3123 goto unimplemented;
ebc05488 3124#endif
31e31b8a
FB		 3125 case TARGET_NR_lseek:
3126 ret = get_errno(lseek(arg1, arg2, arg3));
3127 break;
7a3148a9
JM		 3128#ifdef TARGET_NR_getxpid
3129 case TARGET_NR_getxpid:
3130#else
31e31b8a 3131 case TARGET_NR_getpid:
7a3148a9 3132#endif
31e31b8a
FB		 3133 ret = get_errno(getpid());
3134 break;
3135 case TARGET_NR_mount:
80265918
TS		 3136 {
3137 /* need to look at the data field */
3138 void *p2, *p3;
3139 p = lock_user_string(arg1);
3140 p2 = lock_user_string(arg2);
3141 p3 = lock_user_string(arg3);
579a97f7
FB		 3142 if (!p || !p2 || !p3)
3143 ret = -TARGET_EFAULT;
3144 else
3145 /* FIXME - arg5 should be locked, but it isn't clear how to
3146 * do that since it's not guaranteed to be a NULL-terminated
3147 * string.
3148 */
3149 ret = get_errno(mount(p, p2, p3, (unsigned long)arg4, g2h(arg5)));
3150 unlock_user(p, arg1, 0);
3151 unlock_user(p2, arg2, 0);
3152 unlock_user(p3, arg3, 0);
80265918
TS		 3153 break;
3154 }
e5febef5 3155#ifdef TARGET_NR_umount
31e31b8a 3156 case TARGET_NR_umount:
579a97f7
FB		 3157 if (!(p = lock_user_string(arg1)))
3158 goto efault;
53a5960a
PB		 3159 ret = get_errno(umount(p));
3160 unlock_user(p, arg1, 0);
31e31b8a 3161 break;
e5febef5 3162#endif
7a3148a9 3163#ifdef TARGET_NR_stime /* not on alpha */
31e31b8a
FB		 3164 case TARGET_NR_stime:
3165 {
53a5960a
PB		 3166 time_t host_time;
3167 host_time = tgetl(arg1);
3168 ret = get_errno(stime(&host_time));
31e31b8a
FB		 3169 }
3170 break;
7a3148a9 3171#endif
31e31b8a
FB		 3172 case TARGET_NR_ptrace:
3173 goto unimplemented;
7a3148a9 3174#ifdef TARGET_NR_alarm /* not on alpha */
31e31b8a
FB		 3175 case TARGET_NR_alarm:
3176 ret = alarm(arg1);
3177 break;
7a3148a9 3178#endif
ebc05488 3179#ifdef TARGET_NR_oldfstat
31e31b8a
FB		 3180 case TARGET_NR_oldfstat:
3181 goto unimplemented;
ebc05488 3182#endif
7a3148a9 3183#ifdef TARGET_NR_pause /* not on alpha */
31e31b8a
FB		 3184 case TARGET_NR_pause:
3185 ret = get_errno(pause());
3186 break;
7a3148a9 3187#endif
e5febef5 3188#ifdef TARGET_NR_utime
31e31b8a 3189 case TARGET_NR_utime:
ebc05488 3190 {
53a5960a
PB		 3191 struct utimbuf tbuf, *host_tbuf;
3192 struct target_utimbuf *target_tbuf;
3193 if (arg2) {
579a97f7
FB		 3194 if (!lock_user_struct(VERIFY_READ, target_tbuf, arg2, 1))
3195 goto efault;
53a5960a
PB		 3196 tbuf.actime = tswapl(target_tbuf->actime);
3197 tbuf.modtime = tswapl(target_tbuf->modtime);
3198 unlock_user_struct(target_tbuf, arg2, 0);
3199 host_tbuf = &tbuf;
f72e8ff4 3200 } else {
53a5960a 3201 host_tbuf = NULL;
f72e8ff4 3202 }
579a97f7
FB		 3203 if (!(p = lock_user_string(arg1)))
3204 goto efault;
53a5960a
PB		 3205 ret = get_errno(utime(p, host_tbuf));
3206 unlock_user(p, arg1, 0);
ebc05488
FB		 3207 }
3208 break;
e5febef5 3209#endif
978a66ff
FB		 3210 case TARGET_NR_utimes:
3211 {
978a66ff 3212 struct timeval *tvp, tv[2];
53a5960a
PB		 3213 if (arg2) {
3214 target_to_host_timeval(&tv[0], arg2);
3215 target_to_host_timeval(&tv[1],
3216 arg2 + sizeof (struct target_timeval));
978a66ff
FB		 3217 tvp = tv;
3218 } else {
3219 tvp = NULL;
3220 }
579a97f7
FB		 3221 if (!(p = lock_user_string(arg1)))
3222 goto efault;
53a5960a
PB		 3223 ret = get_errno(utimes(p, tvp));
3224 unlock_user(p, arg1, 0);
978a66ff
FB		 3225 }
3226 break;
ebc05488 3227#ifdef TARGET_NR_stty
31e31b8a
FB		 3228 case TARGET_NR_stty:
3229 goto unimplemented;
ebc05488
FB		 3230#endif
3231#ifdef TARGET_NR_gtty
31e31b8a
FB		 3232 case TARGET_NR_gtty:
3233 goto unimplemented;
ebc05488 3234#endif
31e31b8a 3235 case TARGET_NR_access:
579a97f7
FB		 3236 if (!(p = lock_user_string(arg1)))
3237 goto efault;
53a5960a
PB		 3238 ret = get_errno(access(p, arg2));
3239 unlock_user(p, arg1, 0);
31e31b8a 3240 break;
92a34c10
TS		 3241#if defined(TARGET_NR_faccessat) && defined(__NR_faccessat)
3242 case TARGET_NR_faccessat:
579a97f7
FB		 3243 if (!(p = lock_user_string(arg2)))
3244 goto efault;
3245 ret = get_errno(sys_faccessat(arg1, p, arg3, arg4));
3246 unlock_user(p, arg2, 0);
92a34c10
TS		 3247 break;
3248#endif
7a3148a9 3249#ifdef TARGET_NR_nice /* not on alpha */
31e31b8a
FB		 3250 case TARGET_NR_nice:
3251 ret = get_errno(nice(arg1));
3252 break;
7a3148a9 3253#endif
ebc05488 3254#ifdef TARGET_NR_ftime
31e31b8a
FB		 3255 case TARGET_NR_ftime:
3256 goto unimplemented;
ebc05488 3257#endif
31e31b8a 3258 case TARGET_NR_sync:
04369ff2
FB		 3259 sync();
3260 ret = 0;
31e31b8a
FB		 3261 break;
3262 case TARGET_NR_kill:
3263 ret = get_errno(kill(arg1, arg2));
3264 break;
3265 case TARGET_NR_rename:
53a5960a
PB		 3266 {
3267 void *p2;
3268 p = lock_user_string(arg1);
3269 p2 = lock_user_string(arg2);
579a97f7
FB		 3270 if (!p || !p2)
3271 ret = -TARGET_EFAULT;
3272 else
3273 ret = get_errno(rename(p, p2));
53a5960a
PB		 3274 unlock_user(p2, arg2, 0);
3275 unlock_user(p, arg1, 0);
3276 }
31e31b8a 3277 break;
722183f6
TS		 3278#if defined(TARGET_NR_renameat) && defined(__NR_renameat)
3279 case TARGET_NR_renameat:
722183f6 3280 {
579a97f7 3281 void *p2;
722183f6
TS		 3282 p = lock_user_string(arg2);
3283 p2 = lock_user_string(arg4);
579a97f7 3284 if (!p || !p2)
0da46a6e 3285 ret = -TARGET_EFAULT;
722183f6
TS		 3286 else
3287 ret = get_errno(sys_renameat(arg1, p, arg3, p2));
579a97f7
FB		 3288 unlock_user(p2, arg4, 0);
3289 unlock_user(p, arg2, 0);
722183f6
TS		 3290 }
3291 break;
3292#endif
31e31b8a 3293 case TARGET_NR_mkdir:
579a97f7
FB		 3294 if (!(p = lock_user_string(arg1)))
3295 goto efault;
53a5960a
PB		 3296 ret = get_errno(mkdir(p, arg2));
3297 unlock_user(p, arg1, 0);
31e31b8a 3298 break;
4472ad0d
TS		 3299#if defined(TARGET_NR_mkdirat) && defined(__NR_mkdirat)
3300 case TARGET_NR_mkdirat:
579a97f7
FB		 3301 if (!(p = lock_user_string(arg2)))
3302 goto efault;
3303 ret = get_errno(sys_mkdirat(arg1, p, arg3));
3304 unlock_user(p, arg2, 0);
4472ad0d
TS		 3305 break;
3306#endif
31e31b8a 3307 case TARGET_NR_rmdir:
579a97f7
FB		 3308 if (!(p = lock_user_string(arg1)))
3309 goto efault;
53a5960a
PB		 3310 ret = get_errno(rmdir(p));
3311 unlock_user(p, arg1, 0);
31e31b8a
FB		 3312 break;
3313 case TARGET_NR_dup:
3314 ret = get_errno(dup(arg1));
3315 break;
3316 case TARGET_NR_pipe:
3317 {
53a5960a
PB		 3318 int host_pipe[2];
3319 ret = get_errno(pipe(host_pipe));
31e31b8a 3320 if (!is_error(ret)) {
c12ab05c 3321#if defined(TARGET_MIPS)
ead9360e
TS		 3322 CPUMIPSState *env = (CPUMIPSState*)cpu_env;
3323 env->gpr[3][env->current_tc] = host_pipe[1];
c12ab05c
TS		 3324 ret = host_pipe[0];
3325#else
53a5960a
PB		 3326 tput32(arg1, host_pipe[0]);
3327 tput32(arg1 + 4, host_pipe[1]);
c12ab05c 3328#endif
31e31b8a
FB		 3329 }
3330 }
3331 break;
3332 case TARGET_NR_times:
32f36bce 3333 {
53a5960a 3334 struct target_tms *tmsp;
32f36bce
FB		 3335 struct tms tms;
3336 ret = get_errno(times(&tms));
53a5960a 3337 if (arg1) {
579a97f7
FB		 3338 tmsp = lock_user(VERIFY_WRITE, arg1, sizeof(struct target_tms), 0);
3339 if (!tmsp)
3340 goto efault;
c596ed17
FB		 3341 tmsp->tms_utime = tswapl(host_to_target_clock_t(tms.tms_utime));
3342 tmsp->tms_stime = tswapl(host_to_target_clock_t(tms.tms_stime));
3343 tmsp->tms_cutime = tswapl(host_to_target_clock_t(tms.tms_cutime));
3344 tmsp->tms_cstime = tswapl(host_to_target_clock_t(tms.tms_cstime));
32f36bce 3345 }
c596ed17
FB		 3346 if (!is_error(ret))
3347 ret = host_to_target_clock_t(ret);
32f36bce
FB		 3348 }
3349 break;
ebc05488 3350#ifdef TARGET_NR_prof
31e31b8a
FB		 3351 case TARGET_NR_prof:
3352 goto unimplemented;
ebc05488 3353#endif
e5febef5 3354#ifdef TARGET_NR_signal
31e31b8a
FB		 3355 case TARGET_NR_signal:
3356 goto unimplemented;
e5febef5 3357#endif
31e31b8a 3358 case TARGET_NR_acct:
579a97f7
FB		 3359 if (!(p = lock_user_string(arg1)))
3360 goto efault;
24836689
PB		 3361 ret = get_errno(acct(path(p)));
3362 unlock_user(p, arg1, 0);
3363 break;
7a3148a9 3364#ifdef TARGET_NR_umount2 /* not on alpha */
31e31b8a 3365 case TARGET_NR_umount2:
579a97f7
FB		 3366 if (!(p = lock_user_string(arg1)))
3367 goto efault;
53a5960a
PB		 3368 ret = get_errno(umount2(p, arg2));
3369 unlock_user(p, arg1, 0);
31e31b8a 3370 break;
7a3148a9 3371#endif
ebc05488 3372#ifdef TARGET_NR_lock
31e31b8a
FB		 3373 case TARGET_NR_lock:
3374 goto unimplemented;
ebc05488 3375#endif
31e31b8a
FB		 3376 case TARGET_NR_ioctl:
3377 ret = do_ioctl(arg1, arg2, arg3);
3378 break;
3379 case TARGET_NR_fcntl:
9ee1fa2c 3380 ret = do_fcntl(arg1, arg2, arg3);
31e31b8a 3381 break;
ebc05488 3382#ifdef TARGET_NR_mpx
31e31b8a
FB		 3383 case TARGET_NR_mpx:
3384 goto unimplemented;
ebc05488 3385#endif
31e31b8a
FB		 3386 case TARGET_NR_setpgid:
3387 ret = get_errno(setpgid(arg1, arg2));
3388 break;
ebc05488 3389#ifdef TARGET_NR_ulimit
31e31b8a
FB		 3390 case TARGET_NR_ulimit:
3391 goto unimplemented;
ebc05488
FB		 3392#endif
3393#ifdef TARGET_NR_oldolduname
31e31b8a
FB		 3394 case TARGET_NR_oldolduname:
3395 goto unimplemented;
ebc05488 3396#endif
31e31b8a
FB		 3397 case TARGET_NR_umask:
3398 ret = get_errno(umask(arg1));
3399 break;
3400 case TARGET_NR_chroot:
579a97f7
FB		 3401 if (!(p = lock_user_string(arg1)))
3402 goto efault;
53a5960a
PB		 3403 ret = get_errno(chroot(p));
3404 unlock_user(p, arg1, 0);
31e31b8a
FB		 3405 break;
3406 case TARGET_NR_ustat:
3407 goto unimplemented;
3408 case TARGET_NR_dup2:
3409 ret = get_errno(dup2(arg1, arg2));
3410 break;
7a3148a9 3411#ifdef TARGET_NR_getppid /* not on alpha */
31e31b8a
FB		 3412 case TARGET_NR_getppid:
3413 ret = get_errno(getppid());
3414 break;
7a3148a9 3415#endif
31e31b8a
FB		 3416 case TARGET_NR_getpgrp:
3417 ret = get_errno(getpgrp());
3418 break;
3419 case TARGET_NR_setsid:
3420 ret = get_errno(setsid());
3421 break;
e5febef5 3422#ifdef TARGET_NR_sigaction
31e31b8a 3423 case TARGET_NR_sigaction:
31e31b8a 3424 {
388bb21a 3425#if !defined(TARGET_MIPS)
53a5960a 3426 struct target_old_sigaction *old_act;
66fb9763 3427 struct target_sigaction act, oact, *pact;
53a5960a 3428 if (arg2) {
579a97f7
FB		 3429 if (!lock_user_struct(VERIFY_READ, old_act, arg2, 1))
3430 goto efault;
66fb9763
FB		 3431 act._sa_handler = old_act->_sa_handler;
3432 target_siginitset(&act.sa_mask, old_act->sa_mask);
3433 act.sa_flags = old_act->sa_flags;
3434 act.sa_restorer = old_act->sa_restorer;
53a5960a 3435 unlock_user_struct(old_act, arg2, 0);
66fb9763
FB		 3436 pact = &act;
3437 } else {
3438 pact = NULL;
3439 }
3440 ret = get_errno(do_sigaction(arg1, pact, &oact));
53a5960a 3441 if (!is_error(ret) && arg3) {
579a97f7
FB		 3442 if (!lock_user_struct(VERIFY_WRITE, old_act, arg3, 0))
3443 goto efault;
53a5960a
PB		 3444 old_act->_sa_handler = oact._sa_handler;
3445 old_act->sa_mask = oact.sa_mask.sig[0];
3446 old_act->sa_flags = oact.sa_flags;
3447 old_act->sa_restorer = oact.sa_restorer;
3448 unlock_user_struct(old_act, arg3, 1);
66fb9763 3449 }
388bb21a 3450#else
106ec879
FB		 3451 struct target_sigaction act, oact, *pact, *old_act;
3452
3453 if (arg2) {
579a97f7
FB		 3454 if (!lock_user_struct(VERIFY_READ, old_act, arg2, 1))
3455 goto efault;
106ec879
FB		 3456 act._sa_handler = old_act->_sa_handler;
3457 target_siginitset(&act.sa_mask, old_act->sa_mask.sig[0]);
3458 act.sa_flags = old_act->sa_flags;
3459 unlock_user_struct(old_act, arg2, 0);
3460 pact = &act;
3461 } else {
3462 pact = NULL;
3463 }
3464
3465 ret = get_errno(do_sigaction(arg1, pact, &oact));
3466
3467 if (!is_error(ret) && arg3) {
579a97f7
FB		 3468 if (!lock_user_struct(VERIFY_WRITE, old_act, arg3, 0))
3469 goto efault;
106ec879
FB		 3470 old_act->_sa_handler = oact._sa_handler;
3471 old_act->sa_flags = oact.sa_flags;
3472 old_act->sa_mask.sig[0] = oact.sa_mask.sig[0];
3473 old_act->sa_mask.sig[1] = 0;
3474 old_act->sa_mask.sig[2] = 0;
3475 old_act->sa_mask.sig[3] = 0;
3476 unlock_user_struct(old_act, arg3, 1);
3477 }
388bb21a 3478#endif
31e31b8a
FB		 3479 }
3480 break;
e5febef5 3481#endif
66fb9763 3482 case TARGET_NR_rt_sigaction:
53a5960a
PB		 3483 {
3484 struct target_sigaction *act;
3485 struct target_sigaction *oact;
3486
579a97f7
FB		 3487 if (arg2) {
3488 if (!lock_user_struct(VERIFY_READ, act, arg2, 1))
3489 goto efault;
3490 } else
53a5960a 3491 act = NULL;
579a97f7
FB		 3492 if (arg3) {
3493 if (!lock_user_struct(VERIFY_WRITE, oact, arg3, 0)) {
3494 ret = -TARGET_EFAULT;
3495 goto rt_sigaction_fail;
3496 }
3497 } else
53a5960a
PB		 3498 oact = NULL;
3499 ret = get_errno(do_sigaction(arg1, act, oact));
579a97f7
FB		 3500 rt_sigaction_fail:
3501 if (act)
53a5960a 3502 unlock_user_struct(act, arg2, 0);
579a97f7 3503 if (oact)
53a5960a
PB		 3504 unlock_user_struct(oact, arg3, 1);
3505 }
66fb9763 3506 break;
7a3148a9 3507#ifdef TARGET_NR_sgetmask /* not on alpha */
31e31b8a 3508 case TARGET_NR_sgetmask:
66fb9763
FB		 3509 {
3510 sigset_t cur_set;
992f48a0 3511 abi_ulong target_set;
66fb9763
FB		 3512 sigprocmask(0, NULL, &cur_set);
3513 host_to_target_old_sigset(&target_set, &cur_set);
3514 ret = target_set;
3515 }
3516 break;
7a3148a9
JM		 3517#endif
3518#ifdef TARGET_NR_ssetmask /* not on alpha */
31e31b8a 3519 case TARGET_NR_ssetmask:
66fb9763
FB		 3520 {
3521 sigset_t set, oset, cur_set;
992f48a0 3522 abi_ulong target_set = arg1;
66fb9763
FB		 3523 sigprocmask(0, NULL, &cur_set);
3524 target_to_host_old_sigset(&set, &target_set);
3525 sigorset(&set, &set, &cur_set);
3526 sigprocmask(SIG_SETMASK, &set, &oset);
3527 host_to_target_old_sigset(&target_set, &oset);
3528 ret = target_set;
3529 }
3530 break;
7a3148a9 3531#endif
e5febef5 3532#ifdef TARGET_NR_sigprocmask
66fb9763
FB		 3533 case TARGET_NR_sigprocmask:
3534 {
3535 int how = arg1;
3536 sigset_t set, oldset, *set_ptr;
3b46e624 3537
53a5960a 3538 if (arg2) {
66fb9763
FB		 3539 switch(how) {
3540 case TARGET_SIG_BLOCK:
3541 how = SIG_BLOCK;
3542 break;
3543 case TARGET_SIG_UNBLOCK:
3544 how = SIG_UNBLOCK;
3545 break;
3546 case TARGET_SIG_SETMASK:
3547 how = SIG_SETMASK;
3548 break;
3549 default:
0da46a6e 3550 ret = -TARGET_EINVAL;
66fb9763
FB		 3551 goto fail;
3552 }
579a97f7
FB		 3553 if (!(p = lock_user(VERIFY_READ, arg2, sizeof(target_sigset_t), 1)))
3554 goto efault;
53a5960a
PB		 3555 target_to_host_old_sigset(&set, p);
3556 unlock_user(p, arg2, 0);
66fb9763
FB		 3557 set_ptr = &set;
3558 } else {
3559 how = 0;
3560 set_ptr = NULL;
3561 }
3562 ret = get_errno(sigprocmask(arg1, set_ptr, &oldset));
53a5960a 3563 if (!is_error(ret) && arg3) {
579a97f7
FB		 3564 if (!(p = lock_user(VERIFY_WRITE, arg3, sizeof(target_sigset_t), 0)))
3565 goto efault;
53a5960a
PB		 3566 host_to_target_old_sigset(p, &oldset);
3567 unlock_user(p, arg3, sizeof(target_sigset_t));
66fb9763
FB		 3568 }
3569 }
3570 break;
e5febef5 3571#endif
66fb9763
FB		 3572 case TARGET_NR_rt_sigprocmask:
3573 {
3574 int how = arg1;
3575 sigset_t set, oldset, *set_ptr;
3b46e624 3576
53a5960a 3577 if (arg2) {
66fb9763
FB		 3578 switch(how) {
3579 case TARGET_SIG_BLOCK:
3580 how = SIG_BLOCK;
3581 break;
3582 case TARGET_SIG_UNBLOCK:
3583 how = SIG_UNBLOCK;
3584 break;
3585 case TARGET_SIG_SETMASK:
3586 how = SIG_SETMASK;
3587 break;
3588 default:
0da46a6e 3589 ret = -TARGET_EINVAL;
66fb9763
FB		 3590 goto fail;
3591 }
579a97f7
FB		 3592 if (!(p = lock_user(VERIFY_READ, arg2, sizeof(target_sigset_t), 1)))
3593 goto efault;
53a5960a
PB		 3594 target_to_host_sigset(&set, p);
3595 unlock_user(p, arg2, 0);
66fb9763
FB		 3596 set_ptr = &set;
3597 } else {
3598 how = 0;
3599 set_ptr = NULL;
3600 }
3601 ret = get_errno(sigprocmask(how, set_ptr, &oldset));
53a5960a 3602 if (!is_error(ret) && arg3) {
579a97f7
FB		 3603 if (!(p = lock_user(VERIFY_WRITE, arg3, sizeof(target_sigset_t), 0)))
3604 goto efault;
53a5960a
PB		 3605 host_to_target_sigset(p, &oldset);
3606 unlock_user(p, arg3, sizeof(target_sigset_t));
66fb9763
FB		 3607 }
3608 }
3609 break;
e5febef5 3610#ifdef TARGET_NR_sigpending
66fb9763
FB		 3611 case TARGET_NR_sigpending:
3612 {
3613 sigset_t set;
3614 ret = get_errno(sigpending(&set));
3615 if (!is_error(ret)) {
579a97f7
FB		 3616 if (!(p = lock_user(VERIFY_WRITE, arg1, sizeof(target_sigset_t), 0)))
3617 goto efault;
53a5960a
PB		 3618 host_to_target_old_sigset(p, &set);
3619 unlock_user(p, arg1, sizeof(target_sigset_t));
66fb9763
FB		 3620 }
3621 }
3622 break;
e5febef5 3623#endif
66fb9763
FB		 3624 case TARGET_NR_rt_sigpending:
3625 {
3626 sigset_t set;
3627 ret = get_errno(sigpending(&set));
3628 if (!is_error(ret)) {
579a97f7
FB		 3629 if (!(p = lock_user(VERIFY_WRITE, arg1, sizeof(target_sigset_t), 0)))
3630 goto efault;
53a5960a
PB		 3631 host_to_target_sigset(p, &set);
3632 unlock_user(p, arg1, sizeof(target_sigset_t));
66fb9763
FB		 3633 }
3634 }
3635 break;
e5febef5 3636#ifdef TARGET_NR_sigsuspend
66fb9763
FB		 3637 case TARGET_NR_sigsuspend:
3638 {
3639 sigset_t set;
579a97f7
FB		 3640 if (!(p = lock_user(VERIFY_READ, arg1, sizeof(target_sigset_t), 1)))
3641 goto efault;
53a5960a
PB		 3642 target_to_host_old_sigset(&set, p);
3643 unlock_user(p, arg1, 0);
66fb9763
FB		 3644 ret = get_errno(sigsuspend(&set));
3645 }
3646 break;
e5febef5 3647#endif
66fb9763
FB		 3648 case TARGET_NR_rt_sigsuspend:
3649 {
3650 sigset_t set;
579a97f7
FB		 3651 if (!(p = lock_user(VERIFY_READ, arg1, sizeof(target_sigset_t), 1)))
3652 goto efault;
53a5960a
PB		 3653 target_to_host_sigset(&set, p);
3654 unlock_user(p, arg1, 0);
66fb9763
FB		 3655 ret = get_errno(sigsuspend(&set));
3656 }
3657 break;
3658 case TARGET_NR_rt_sigtimedwait:
3659 {
66fb9763
FB		 3660 sigset_t set;
3661 struct timespec uts, *puts;
3662 siginfo_t uinfo;
3b46e624 3663
579a97f7
FB		 3664 if (!(p = lock_user(VERIFY_READ, arg1, sizeof(target_sigset_t), 1)))
3665 goto efault;
53a5960a
PB		 3666 target_to_host_sigset(&set, p);
3667 unlock_user(p, arg1, 0);
3668 if (arg3) {
66fb9763 3669 puts = &uts;
53a5960a 3670 target_to_host_timespec(puts, arg3);
66fb9763
FB		 3671 } else {
3672 puts = NULL;
3673 }
3674 ret = get_errno(sigtimedwait(&set, &uinfo, puts));
53a5960a 3675 if (!is_error(ret) && arg2) {
579a97f7
FB		 3676 if (!(p = lock_user(VERIFY_WRITE, arg2, sizeof(target_sigset_t), 0)))
3677 goto efault;
53a5960a
PB		 3678 host_to_target_siginfo(p, &uinfo);
3679 unlock_user(p, arg2, sizeof(target_sigset_t));
66fb9763
FB		 3680 }
3681 }
3682 break;
3683 case TARGET_NR_rt_sigqueueinfo:
3684 {
3685 siginfo_t uinfo;
579a97f7
FB		 3686 if (!(p = lock_user(VERIFY_READ, arg3, sizeof(target_sigset_t), 1)))
3687 goto efault;
53a5960a
PB		 3688 target_to_host_siginfo(&uinfo, p);
3689 unlock_user(p, arg1, 0);
66fb9763
FB		 3690 ret = get_errno(sys_rt_sigqueueinfo(arg1, arg2, &uinfo));
3691 }
3692 break;
e5febef5 3693#ifdef TARGET_NR_sigreturn
66fb9763
FB		 3694 case TARGET_NR_sigreturn:
3695 /* NOTE: ret is eax, so not transcoding must be done */
3696 ret = do_sigreturn(cpu_env);
3697 break;
e5febef5 3698#endif
66fb9763
FB		 3699 case TARGET_NR_rt_sigreturn:
3700 /* NOTE: ret is eax, so not transcoding must be done */
3701 ret = do_rt_sigreturn(cpu_env);
3702 break;
31e31b8a 3703 case TARGET_NR_sethostname:
579a97f7
FB		 3704 if (!(p = lock_user_string(arg1)))
3705 goto efault;
53a5960a
PB		 3706 ret = get_errno(sethostname(p, arg2));
3707 unlock_user(p, arg1, 0);
31e31b8a
FB		 3708 break;
3709 case TARGET_NR_setrlimit:
9de5e440
FB		 3710 {
3711 /* XXX: convert resource ? */
3712 int resource = arg1;
53a5960a 3713 struct target_rlimit *target_rlim;
9de5e440 3714 struct rlimit rlim;
579a97f7
FB		 3715 if (!lock_user_struct(VERIFY_READ, target_rlim, arg2, 1))
3716 goto efault;
9de5e440
FB		 3717 rlim.rlim_cur = tswapl(target_rlim->rlim_cur);
3718 rlim.rlim_max = tswapl(target_rlim->rlim_max);
53a5960a 3719 unlock_user_struct(target_rlim, arg2, 0);
9de5e440
FB		 3720 ret = get_errno(setrlimit(resource, &rlim));
3721 }
3722 break;
31e31b8a 3723 case TARGET_NR_getrlimit:
9de5e440
FB		 3724 {
3725 /* XXX: convert resource ? */
3726 int resource = arg1;
53a5960a 3727 struct target_rlimit *target_rlim;
9de5e440 3728 struct rlimit rlim;
3b46e624 3729
9de5e440
FB		 3730 ret = get_errno(getrlimit(resource, &rlim));
3731 if (!is_error(ret)) {
579a97f7
FB		 3732 if (!lock_user_struct(VERIFY_WRITE, target_rlim, arg2, 0))
3733 goto efault;
53a5960a
PB		 3734 rlim.rlim_cur = tswapl(target_rlim->rlim_cur);
3735 rlim.rlim_max = tswapl(target_rlim->rlim_max);
3736 unlock_user_struct(target_rlim, arg2, 1);
9de5e440
FB		 3737 }
3738 }
3739 break;
31e31b8a 3740 case TARGET_NR_getrusage:
b409186b
FB		 3741 {
3742 struct rusage rusage;
b409186b
FB		 3743 ret = get_errno(getrusage(arg1, &rusage));
3744 if (!is_error(ret)) {
53a5960a 3745 host_to_target_rusage(arg2, &rusage);
b409186b
FB		 3746 }
3747 }
3748 break;
31e31b8a
FB		 3749 case TARGET_NR_gettimeofday:
3750 {
31e31b8a
FB		 3751 struct timeval tv;
3752 ret = get_errno(gettimeofday(&tv, NULL));
3753 if (!is_error(ret)) {
53a5960a 3754 host_to_target_timeval(arg1, &tv);
31e31b8a
FB		 3755 }
3756 }
3757 break;
3758 case TARGET_NR_settimeofday:
3759 {
31e31b8a 3760 struct timeval tv;
53a5960a 3761 target_to_host_timeval(&tv, arg1);
31e31b8a
FB		 3762 ret = get_errno(settimeofday(&tv, NULL));
3763 }
3764 break;
048f6b4d 3765#ifdef TARGET_NR_select
31e31b8a 3766 case TARGET_NR_select:
f2674e31 3767 {
53a5960a 3768 struct target_sel_arg_struct *sel;
992f48a0 3769 abi_ulong inp, outp, exp, tvp;
53a5960a
PB		 3770 long nsel;
3771
579a97f7
FB		 3772 if (!lock_user_struct(VERIFY_READ, sel, arg1, 1))
3773 goto efault;
53a5960a
PB		 3774 nsel = tswapl(sel->n);
3775 inp = tswapl(sel->inp);
3776 outp = tswapl(sel->outp);
3777 exp = tswapl(sel->exp);
3778 tvp = tswapl(sel->tvp);
3779 unlock_user_struct(sel, arg1, 0);
3780 ret = do_select(nsel, inp, outp, exp, tvp);
f2674e31
FB		 3781 }
3782 break;
048f6b4d 3783#endif
31e31b8a 3784 case TARGET_NR_symlink:
53a5960a
PB		 3785 {
3786 void *p2;
3787 p = lock_user_string(arg1);
3788 p2 = lock_user_string(arg2);
579a97f7
FB		 3789 if (!p || !p2)
3790 ret = -TARGET_EFAULT;
3791 else
3792 ret = get_errno(symlink(p, p2));
53a5960a
PB		 3793 unlock_user(p2, arg2, 0);
3794 unlock_user(p, arg1, 0);
3795 }
31e31b8a 3796 break;
f0b6243d
TS		 3797#if defined(TARGET_NR_symlinkat) && defined(__NR_symlinkat)
3798 case TARGET_NR_symlinkat:
f0b6243d 3799 {
579a97f7 3800 void *p2;
f0b6243d
TS		 3801 p = lock_user_string(arg1);
3802 p2 = lock_user_string(arg3);
579a97f7 3803 if (!p || !p2)
0da46a6e 3804 ret = -TARGET_EFAULT;
f0b6243d
TS		 3805 else
3806 ret = get_errno(sys_symlinkat(p, arg2, p2));
579a97f7
FB		 3807 unlock_user(p2, arg3, 0);
3808 unlock_user(p, arg1, 0);
f0b6243d
TS		 3809 }
3810 break;
3811#endif
ebc05488 3812#ifdef TARGET_NR_oldlstat
31e31b8a
FB		 3813 case TARGET_NR_oldlstat:
3814 goto unimplemented;
ebc05488 3815#endif
31e31b8a 3816 case TARGET_NR_readlink:
53a5960a
PB		 3817 {
3818 void *p2;
3819 p = lock_user_string(arg1);
579a97f7
FB		 3820 p2 = lock_user(VERIFY_WRITE, arg2, arg3, 0);
3821 if (!p || !p2)
3822 ret = -TARGET_EFAULT;
3823 else
3824 ret = get_errno(readlink(path(p), p2, arg3));
53a5960a
PB		 3825 unlock_user(p2, arg2, ret);
3826 unlock_user(p, arg1, 0);
3827 }
31e31b8a 3828 break;
5e0ccb18
TS		 3829#if defined(TARGET_NR_readlinkat) && defined(__NR_readlinkat)
3830 case TARGET_NR_readlinkat:
5e0ccb18 3831 {
579a97f7 3832 void *p2;
5e0ccb18 3833 p = lock_user_string(arg2);
579a97f7
FB		 3834 p2 = lock_user(VERIFY_WRITE, arg3, arg4, 0);
3835 if (!p || !p2)
0da46a6e 3836 ret = -TARGET_EFAULT;
5e0ccb18
TS		 3837 else
3838 ret = get_errno(sys_readlinkat(arg1, path(p), p2, arg4));
579a97f7
FB		 3839 unlock_user(p2, arg3, ret);
3840 unlock_user(p, arg2, 0);
5e0ccb18
TS		 3841 }
3842 break;
3843#endif
e5febef5 3844#ifdef TARGET_NR_uselib
31e31b8a
FB		 3845 case TARGET_NR_uselib:
3846 goto unimplemented;
e5febef5
TS		 3847#endif
3848#ifdef TARGET_NR_swapon
31e31b8a 3849 case TARGET_NR_swapon:
579a97f7
FB		 3850 if (!(p = lock_user_string(arg1)))
3851 goto efault;
53a5960a
PB		 3852 ret = get_errno(swapon(p, arg2));
3853 unlock_user(p, arg1, 0);
31e31b8a 3854 break;
e5febef5 3855#endif
31e31b8a
FB		 3856 case TARGET_NR_reboot:
3857 goto unimplemented;
e5febef5 3858#ifdef TARGET_NR_readdir
31e31b8a
FB		 3859 case TARGET_NR_readdir:
3860 goto unimplemented;
e5febef5
TS		 3861#endif
3862#ifdef TARGET_NR_mmap
31e31b8a 3863 case TARGET_NR_mmap:
48733d19 3864#if defined(TARGET_I386) || defined(TARGET_ARM) || defined(TARGET_M68K) || defined(TARGET_CRIS)
31e31b8a 3865 {
992f48a0
BS		 3866 abi_ulong *v;
3867 abi_ulong v1, v2, v3, v4, v5, v6;
579a97f7
FB		 3868 if (!(v = lock_user(VERIFY_READ, arg1, 6 * sizeof(abi_ulong), 1)))
3869 goto efault;
53a5960a
PB		 3870 v1 = tswapl(v[0]);
3871 v2 = tswapl(v[1]);
3872 v3 = tswapl(v[2]);
3873 v4 = tswapl(v[3]);
3874 v5 = tswapl(v[4]);
3875 v6 = tswapl(v[5]);
3876 unlock_user(v, arg1, 0);
5fafdf24 3877 ret = get_errno(target_mmap(v1, v2, v3,
5286db75
FB		 3878 target_to_host_bitmask(v4, mmap_flags_tbl),
3879 v5, v6));
31e31b8a 3880 }
31e31b8a 3881#else
5fafdf24
TS		 3882 ret = get_errno(target_mmap(arg1, arg2, arg3,
3883 target_to_host_bitmask(arg4, mmap_flags_tbl),
6fb883e8
FB		 3884 arg5,
3885 arg6));
31e31b8a 3886#endif
6fb883e8 3887 break;
e5febef5 3888#endif
a315a145 3889#ifdef TARGET_NR_mmap2
6fb883e8 3890 case TARGET_NR_mmap2:
0d3267a7 3891#if defined(TARGET_SPARC) || defined(TARGET_MIPS)
c573ff67
FB		 3892#define MMAP_SHIFT 12
3893#else
3894#define MMAP_SHIFT TARGET_PAGE_BITS
3895#endif
5fafdf24
TS		 3896 ret = get_errno(target_mmap(arg1, arg2, arg3,
3897 target_to_host_bitmask(arg4, mmap_flags_tbl),
5286db75 3898 arg5,
c573ff67 3899 arg6 << MMAP_SHIFT));
31e31b8a 3900 break;
a315a145 3901#endif
31e31b8a 3902 case TARGET_NR_munmap:
54936004 3903 ret = get_errno(target_munmap(arg1, arg2));
31e31b8a 3904 break;
9de5e440 3905 case TARGET_NR_mprotect:
54936004 3906 ret = get_errno(target_mprotect(arg1, arg2, arg3));
9de5e440 3907 break;
e5febef5 3908#ifdef TARGET_NR_mremap
9de5e440 3909 case TARGET_NR_mremap:
54936004 3910 ret = get_errno(target_mremap(arg1, arg2, arg3, arg4, arg5));
9de5e440 3911 break;
e5febef5 3912#endif
53a5960a 3913 /* ??? msync/mlock/munlock are broken for softmmu. */
e5febef5 3914#ifdef TARGET_NR_msync
9de5e440 3915 case TARGET_NR_msync:
53a5960a 3916 ret = get_errno(msync(g2h(arg1), arg2, arg3));
9de5e440 3917 break;
e5febef5
TS		 3918#endif
3919#ifdef TARGET_NR_mlock
9de5e440 3920 case TARGET_NR_mlock:
53a5960a 3921 ret = get_errno(mlock(g2h(arg1), arg2));
9de5e440 3922 break;
e5febef5
TS		 3923#endif
3924#ifdef TARGET_NR_munlock
9de5e440 3925 case TARGET_NR_munlock:
53a5960a 3926 ret = get_errno(munlock(g2h(arg1), arg2));
9de5e440 3927 break;
e5febef5
TS		 3928#endif
3929#ifdef TARGET_NR_mlockall
9de5e440
FB		 3930 case TARGET_NR_mlockall:
3931 ret = get_errno(mlockall(arg1));
3932 break;
e5febef5
TS		 3933#endif
3934#ifdef TARGET_NR_munlockall
9de5e440
FB		 3935 case TARGET_NR_munlockall:
3936 ret = get_errno(munlockall());
3937 break;
e5febef5 3938#endif
31e31b8a 3939 case TARGET_NR_truncate:
579a97f7
FB		 3940 if (!(p = lock_user_string(arg1)))
3941 goto efault;
53a5960a
PB		 3942 ret = get_errno(truncate(p, arg2));
3943 unlock_user(p, arg1, 0);
31e31b8a
FB		 3944 break;
3945 case TARGET_NR_ftruncate:
3946 ret = get_errno(ftruncate(arg1, arg2));
3947 break;
3948 case TARGET_NR_fchmod:
3949 ret = get_errno(fchmod(arg1, arg2));
3950 break;
814d7977
TS		 3951#if defined(TARGET_NR_fchmodat) && defined(__NR_fchmodat)
3952 case TARGET_NR_fchmodat:
579a97f7
FB		 3953 if (!(p = lock_user_string(arg2)))
3954 goto efault;
3955 ret = get_errno(sys_fchmodat(arg1, p, arg3, arg4));
3956 unlock_user(p, arg2, 0);
814d7977
TS		 3957 break;
3958#endif
31e31b8a 3959 case TARGET_NR_getpriority:
c6cda17a
TS		 3960 /* libc does special remapping of the return value of
3961 * sys_getpriority() so it's just easiest to call
3962 * sys_getpriority() directly rather than through libc. */
3963 ret = sys_getpriority(arg1, arg2);
31e31b8a
FB		 3964 break;
3965 case TARGET_NR_setpriority:
3966 ret = get_errno(setpriority(arg1, arg2, arg3));
3967 break;
ebc05488 3968#ifdef TARGET_NR_profil
31e31b8a
FB		 3969 case TARGET_NR_profil:
3970 goto unimplemented;
ebc05488 3971#endif
31e31b8a 3972 case TARGET_NR_statfs:
579a97f7
FB		 3973 if (!(p = lock_user_string(arg1)))
3974 goto efault;
53a5960a
PB		 3975 ret = get_errno(statfs(path(p), &stfs));
3976 unlock_user(p, arg1, 0);
31e31b8a
FB		 3977 convert_statfs:
3978 if (!is_error(ret)) {
53a5960a 3979 struct target_statfs *target_stfs;
3b46e624 3980
579a97f7
FB		 3981 if (!lock_user_struct(VERIFY_WRITE, target_stfs, arg2, 0))
3982 goto efault;
3983 __put_user(stfs.f_type, &target_stfs->f_type);
3984 __put_user(stfs.f_bsize, &target_stfs->f_bsize);
3985 __put_user(stfs.f_blocks, &target_stfs->f_blocks);
3986 __put_user(stfs.f_bfree, &target_stfs->f_bfree);
3987 __put_user(stfs.f_bavail, &target_stfs->f_bavail);
3988 __put_user(stfs.f_files, &target_stfs->f_files);
3989 __put_user(stfs.f_ffree, &target_stfs->f_ffree);
3990 __put_user(stfs.f_fsid.__val[0], &target_stfs->f_fsid.val[0]);
3991 __put_user(stfs.f_fsid.__val[1], &target_stfs->f_fsid.val[1]);
3992 __put_user(stfs.f_namelen, &target_stfs->f_namelen);
53a5960a 3993 unlock_user_struct(target_stfs, arg2, 1);
31e31b8a
FB		 3994 }
3995 break;
3996 case TARGET_NR_fstatfs:
56c8f68f 3997 ret = get_errno(fstatfs(arg1, &stfs));
31e31b8a 3998 goto convert_statfs;
56c8f68f
FB		 3999#ifdef TARGET_NR_statfs64
4000 case TARGET_NR_statfs64:
579a97f7
FB		 4001 if (!(p = lock_user_string(arg1)))
4002 goto efault;
53a5960a
PB		 4003 ret = get_errno(statfs(path(p), &stfs));
4004 unlock_user(p, arg1, 0);
56c8f68f
FB		 4005 convert_statfs64:
4006 if (!is_error(ret)) {
53a5960a 4007 struct target_statfs64 *target_stfs;
3b46e624 4008
579a97f7
FB		 4009 if (!lock_user_struct(VERIFY_WRITE, target_stfs, arg3, 0))
4010 goto efault;
4011 __put_user(stfs.f_type, &target_stfs->f_type);
4012 __put_user(stfs.f_bsize, &target_stfs->f_bsize);
4013 __put_user(stfs.f_blocks, &target_stfs->f_blocks);
4014 __put_user(stfs.f_bfree, &target_stfs->f_bfree);
4015 __put_user(stfs.f_bavail, &target_stfs->f_bavail);
4016 __put_user(stfs.f_files, &target_stfs->f_files);
4017 __put_user(stfs.f_ffree, &target_stfs->f_ffree);
4018 __put_user(stfs.f_fsid.__val[0], &target_stfs->f_fsid.val[0]);
4019 __put_user(stfs.f_fsid.__val[1], &target_stfs->f_fsid.val[1]);
4020 __put_user(stfs.f_namelen, &target_stfs->f_namelen);
4021 unlock_user_struct(target_stfs, arg3, 1);
56c8f68f
FB		 4022 }
4023 break;
4024 case TARGET_NR_fstatfs64:
4025 ret = get_errno(fstatfs(arg1, &stfs));
4026 goto convert_statfs64;
4027#endif
ebc05488 4028#ifdef TARGET_NR_ioperm
31e31b8a
FB		 4029 case TARGET_NR_ioperm:
4030 goto unimplemented;
ebc05488 4031#endif
e5febef5 4032#ifdef TARGET_NR_socketcall
31e31b8a 4033 case TARGET_NR_socketcall:
53a5960a 4034 ret = do_socketcall(arg1, arg2);
31e31b8a 4035 break;
e5febef5 4036#endif
3532fa74
FB		 4037#ifdef TARGET_NR_accept
4038 case TARGET_NR_accept:
1be9e1dc 4039 ret = do_accept(arg1, arg2, arg3);
3532fa74
FB		 4040 break;
4041#endif
4042#ifdef TARGET_NR_bind
4043 case TARGET_NR_bind:
4044 ret = do_bind(arg1, arg2, arg3);
4045 break;
4046#endif
4047#ifdef TARGET_NR_connect
4048 case TARGET_NR_connect:
4049 ret = do_connect(arg1, arg2, arg3);
4050 break;
4051#endif
4052#ifdef TARGET_NR_getpeername
4053 case TARGET_NR_getpeername:
1be9e1dc 4054 ret = do_getpeername(arg1, arg2, arg3);
3532fa74
FB		 4055 break;
4056#endif
4057#ifdef TARGET_NR_getsockname
4058 case TARGET_NR_getsockname:
1be9e1dc 4059 ret = do_getsockname(arg1, arg2, arg3);
3532fa74
FB		 4060 break;
4061#endif
4062#ifdef TARGET_NR_getsockopt
4063 case TARGET_NR_getsockopt:
4064 ret = do_getsockopt(arg1, arg2, arg3, arg4, arg5);
4065 break;
4066#endif
4067#ifdef TARGET_NR_listen
4068 case TARGET_NR_listen:
1be9e1dc 4069 ret = get_errno(listen(arg1, arg2));
3532fa74
FB		 4070 break;
4071#endif
4072#ifdef TARGET_NR_recv
4073 case TARGET_NR_recv:
214201bd 4074 ret = do_recvfrom(arg1, arg2, arg3, arg4, 0, 0);
3532fa74
FB		 4075 break;
4076#endif
4077#ifdef TARGET_NR_recvfrom
4078 case TARGET_NR_recvfrom:
214201bd 4079 ret = do_recvfrom(arg1, arg2, arg3, arg4, arg5, arg6);
3532fa74
FB		 4080 break;
4081#endif
4082#ifdef TARGET_NR_recvmsg
4083 case TARGET_NR_recvmsg:
4084 ret = do_sendrecvmsg(arg1, arg2, arg3, 0);
4085 break;
4086#endif
4087#ifdef TARGET_NR_send
4088 case TARGET_NR_send:
1be9e1dc 4089 ret = do_sendto(arg1, arg2, arg3, arg4, 0, 0);
3532fa74
FB		 4090 break;
4091#endif
4092#ifdef TARGET_NR_sendmsg
4093 case TARGET_NR_sendmsg:
4094 ret = do_sendrecvmsg(arg1, arg2, arg3, 1);
4095 break;
4096#endif
4097#ifdef TARGET_NR_sendto
4098 case TARGET_NR_sendto:
1be9e1dc 4099 ret = do_sendto(arg1, arg2, arg3, arg4, arg5, arg6);
3532fa74
FB		 4100 break;
4101#endif
4102#ifdef TARGET_NR_shutdown
4103 case TARGET_NR_shutdown:
1be9e1dc 4104 ret = get_errno(shutdown(arg1, arg2));
3532fa74
FB		 4105 break;
4106#endif
4107#ifdef TARGET_NR_socket
4108 case TARGET_NR_socket:
4109 ret = do_socket(arg1, arg2, arg3);
4110 break;
4111#endif
4112#ifdef TARGET_NR_socketpair
4113 case TARGET_NR_socketpair:
1be9e1dc 4114 ret = do_socketpair(arg1, arg2, arg3, arg4);
3532fa74
FB		 4115 break;
4116#endif
4117#ifdef TARGET_NR_setsockopt
4118 case TARGET_NR_setsockopt:
4119 ret = do_setsockopt(arg1, arg2, arg3, arg4, (socklen_t) arg5);
4120 break;
4121#endif
7494b0f9 4122
31e31b8a 4123 case TARGET_NR_syslog:
579a97f7
FB		 4124 if (!(p = lock_user_string(arg2)))
4125 goto efault;
e5574487
TS		 4126 ret = get_errno(sys_syslog((int)arg1, p, (int)arg3));
4127 unlock_user(p, arg2, 0);
7494b0f9
TS		 4128 break;
4129
31e31b8a 4130 case TARGET_NR_setitimer:
66fb9763 4131 {
66fb9763
FB		 4132 struct itimerval value, ovalue, *pvalue;
4133
53a5960a 4134 if (arg2) {
66fb9763 4135 pvalue = &value;
5fafdf24 4136 target_to_host_timeval(&pvalue->it_interval,
53a5960a 4137 arg2);
5fafdf24 4138 target_to_host_timeval(&pvalue->it_value,
53a5960a 4139 arg2 + sizeof(struct target_timeval));
66fb9763
FB		 4140 } else {
4141 pvalue = NULL;
4142 }
4143 ret = get_errno(setitimer(arg1, pvalue, &ovalue));
53a5960a
PB		 4144 if (!is_error(ret) && arg3) {
4145 host_to_target_timeval(arg3,
66fb9763 4146 &ovalue.it_interval);
53a5960a 4147 host_to_target_timeval(arg3 + sizeof(struct target_timeval),
66fb9763
FB		 4148 &ovalue.it_value);
4149 }
4150 }
4151 break;
31e31b8a 4152 case TARGET_NR_getitimer:
66fb9763 4153 {
66fb9763 4154 struct itimerval value;
3b46e624 4155
66fb9763 4156 ret = get_errno(getitimer(arg1, &value));
53a5960a
PB		 4157 if (!is_error(ret) && arg2) {
4158 host_to_target_timeval(arg2,
66fb9763 4159 &value.it_interval);
53a5960a 4160 host_to_target_timeval(arg2 + sizeof(struct target_timeval),
66fb9763
FB		 4161 &value.it_value);
4162 }
4163 }
4164 break;
31e31b8a 4165 case TARGET_NR_stat:
579a97f7
FB		 4166 if (!(p = lock_user_string(arg1)))
4167 goto efault;
53a5960a
PB		 4168 ret = get_errno(stat(path(p), &st));
4169 unlock_user(p, arg1, 0);
31e31b8a
FB		 4170 goto do_stat;
4171 case TARGET_NR_lstat:
579a97f7
FB		 4172 if (!(p = lock_user_string(arg1)))
4173 goto efault;
53a5960a
PB		 4174 ret = get_errno(lstat(path(p), &st));
4175 unlock_user(p, arg1, 0);
31e31b8a
FB		 4176 goto do_stat;
4177 case TARGET_NR_fstat:
4178 {
4179 ret = get_errno(fstat(arg1, &st));
4180 do_stat:
4181 if (!is_error(ret)) {
53a5960a 4182 struct target_stat *target_st;
e3584658 4183
579a97f7
FB		 4184 if (!lock_user_struct(VERIFY_WRITE, target_st, arg2, 0))
4185 goto efault;
992f48a0 4186#if defined(TARGET_MIPS) || (defined(TARGET_SPARC64) && !defined(TARGET_ABI32))
e3584658
TS		 4187 target_st->st_dev = tswap32(st.st_dev);
4188#else
31e31b8a 4189 target_st->st_dev = tswap16(st.st_dev);
e3584658 4190#endif
31e31b8a 4191 target_st->st_ino = tswapl(st.st_ino);
7d600c80 4192#if defined(TARGET_PPC) || defined(TARGET_MIPS)
67867308
FB		 4193 target_st->st_mode = tswapl(st.st_mode); /* XXX: check this */
4194 target_st->st_uid = tswap32(st.st_uid);
4195 target_st->st_gid = tswap32(st.st_gid);
992f48a0 4196#elif defined(TARGET_SPARC64) && !defined(TARGET_ABI32)
1b8dd648
BS		 4197 target_st->st_mode = tswap32(st.st_mode);
4198 target_st->st_uid = tswap32(st.st_uid);
4199 target_st->st_gid = tswap32(st.st_gid);
67867308 4200#else
ec86b0fb 4201 target_st->st_mode = tswap16(st.st_mode);
31e31b8a
FB		 4202 target_st->st_uid = tswap16(st.st_uid);
4203 target_st->st_gid = tswap16(st.st_gid);
67867308 4204#endif
e3584658
TS		 4205#if defined(TARGET_MIPS)
4206 /* If this is the same on PPC, then just merge w/ the above ifdef */
4207 target_st->st_nlink = tswapl(st.st_nlink);
4208 target_st->st_rdev = tswapl(st.st_rdev);
992f48a0 4209#elif defined(TARGET_SPARC64) && !defined(TARGET_ABI32)
1b8dd648
BS		 4210 target_st->st_nlink = tswap32(st.st_nlink);
4211 target_st->st_rdev = tswap32(st.st_rdev);
e3584658 4212#else
67867308 4213 target_st->st_nlink = tswap16(st.st_nlink);
31e31b8a 4214 target_st->st_rdev = tswap16(st.st_rdev);
e3584658 4215#endif
31e31b8a
FB		 4216 target_st->st_size = tswapl(st.st_size);
4217 target_st->st_blksize = tswapl(st.st_blksize);
4218 target_st->st_blocks = tswapl(st.st_blocks);
7854b056
FB		 4219 target_st->target_st_atime = tswapl(st.st_atime);
4220 target_st->target_st_mtime = tswapl(st.st_mtime);
4221 target_st->target_st_ctime = tswapl(st.st_ctime);
53a5960a 4222 unlock_user_struct(target_st, arg2, 1);
31e31b8a
FB		 4223 }
4224 }
4225 break;
ebc05488 4226#ifdef TARGET_NR_olduname
31e31b8a
FB		 4227 case TARGET_NR_olduname:
4228 goto unimplemented;
ebc05488
FB		 4229#endif
4230#ifdef TARGET_NR_iopl
31e31b8a
FB		 4231 case TARGET_NR_iopl:
4232 goto unimplemented;
ebc05488 4233#endif
31e31b8a
FB		 4234 case TARGET_NR_vhangup:
4235 ret = get_errno(vhangup());
4236 break;
ebc05488 4237#ifdef TARGET_NR_idle
31e31b8a
FB		 4238 case TARGET_NR_idle:
4239 goto unimplemented;
42ad6ae9
FB		 4240#endif
4241#ifdef TARGET_NR_syscall
4242 case TARGET_NR_syscall:
4243 ret = do_syscall(cpu_env,arg1 & 0xffff,arg2,arg3,arg4,arg5,arg6,0);
4244 break;
ebc05488 4245#endif
31e31b8a
FB		 4246 case TARGET_NR_wait4:
4247 {
4248 int status;
992f48a0 4249 abi_long status_ptr = arg2;
31e31b8a 4250 struct rusage rusage, *rusage_ptr;
992f48a0 4251 abi_ulong target_rusage = arg4;
31e31b8a
FB		 4252 if (target_rusage)
4253 rusage_ptr = &rusage;
4254 else
4255 rusage_ptr = NULL;
4256 ret = get_errno(wait4(arg1, &status, arg3, rusage_ptr));
4257 if (!is_error(ret)) {
4258 if (status_ptr)
53a5960a 4259 tputl(status_ptr, status);
31e31b8a 4260 if (target_rusage) {
b409186b 4261 host_to_target_rusage(target_rusage, &rusage);
31e31b8a
FB		 4262 }
4263 }
4264 }
4265 break;
e5febef5 4266#ifdef TARGET_NR_swapoff
31e31b8a 4267 case TARGET_NR_swapoff:
579a97f7
FB		 4268 if (!(p = lock_user_string(arg1)))
4269 goto efault;
53a5960a
PB		 4270 ret = get_errno(swapoff(p));
4271 unlock_user(p, arg1, 0);
31e31b8a 4272 break;
e5febef5 4273#endif
31e31b8a 4274 case TARGET_NR_sysinfo:
a5448a7d 4275 {
53a5960a 4276 struct target_sysinfo *target_value;
a5448a7d
FB		 4277 struct sysinfo value;
4278 ret = get_errno(sysinfo(&value));
53a5960a 4279 if (!is_error(ret) && arg1)
a5448a7d 4280 {
579a97f7
FB		 4281 if (!lock_user_struct(VERIFY_WRITE, target_value, arg1, 0))
4282 goto efault;
a5448a7d
FB		 4283 __put_user(value.uptime, &target_value->uptime);
4284 __put_user(value.loads[0], &target_value->loads[0]);
4285 __put_user(value.loads[1], &target_value->loads[1]);
4286 __put_user(value.loads[2], &target_value->loads[2]);
4287 __put_user(value.totalram, &target_value->totalram);
4288 __put_user(value.freeram, &target_value->freeram);
4289 __put_user(value.sharedram, &target_value->sharedram);
4290 __put_user(value.bufferram, &target_value->bufferram);
4291 __put_user(value.totalswap, &target_value->totalswap);
4292 __put_user(value.freeswap, &target_value->freeswap);
4293 __put_user(value.procs, &target_value->procs);
4294 __put_user(value.totalhigh, &target_value->totalhigh);
4295 __put_user(value.freehigh, &target_value->freehigh);
4296 __put_user(value.mem_unit, &target_value->mem_unit);
53a5960a 4297 unlock_user_struct(target_value, arg1, 1);
a5448a7d
FB		 4298 }
4299 }
4300 break;
e5febef5 4301#ifdef TARGET_NR_ipc
31e31b8a 4302 case TARGET_NR_ipc:
8853f86e
FB		 4303 ret = do_ipc(arg1, arg2, arg3, arg4, arg5, arg6);
4304 break;
e5febef5 4305#endif
31e31b8a
FB		 4306 case TARGET_NR_fsync:
4307 ret = get_errno(fsync(arg1));
4308 break;
31e31b8a 4309 case TARGET_NR_clone:
1b6b029e
FB		 4310 ret = get_errno(do_fork(cpu_env, arg1, arg2));
4311 break;
ec86b0fb
FB		 4312#ifdef __NR_exit_group
4313 /* new thread calls */
4314 case TARGET_NR_exit_group:
e9009676 4315 gdb_exit(cpu_env, arg1);
ec86b0fb
FB		 4316 ret = get_errno(exit_group(arg1));
4317 break;
4318#endif
31e31b8a 4319 case TARGET_NR_setdomainname:
579a97f7
FB		 4320 if (!(p = lock_user_string(arg1)))
4321 goto efault;
53a5960a
PB		 4322 ret = get_errno(setdomainname(p, arg2));
4323 unlock_user(p, arg1, 0);
31e31b8a
FB		 4324 break;
4325 case TARGET_NR_uname:
4326 /* no need to transcode because we use the linux syscall */
29e619b1
FB		 4327 {
4328 struct new_utsname * buf;
3b46e624 4329
579a97f7
FB		 4330 if (!lock_user_struct(VERIFY_WRITE, buf, arg1, 0))
4331 goto efault;
29e619b1
FB		 4332 ret = get_errno(sys_uname(buf));
4333 if (!is_error(ret)) {
4334 /* Overrite the native machine name with whatever is being
4335 emulated. */
4336 strcpy (buf->machine, UNAME_MACHINE);
c5937220
PB		 4337 /* Allow the user to override the reported release. */
4338 if (qemu_uname_release && *qemu_uname_release)
4339 strcpy (buf->release, qemu_uname_release);
29e619b1 4340 }
53a5960a 4341 unlock_user_struct(buf, arg1, 1);
29e619b1 4342 }
31e31b8a 4343 break;
6dbad63e 4344#ifdef TARGET_I386
31e31b8a 4345 case TARGET_NR_modify_ldt:
03acab66 4346 ret = do_modify_ldt(cpu_env, arg1, arg2, arg3);
5cd4393b 4347 break;
84409ddb 4348#if !defined(TARGET_X86_64)
5cd4393b
FB		 4349 case TARGET_NR_vm86old:
4350 goto unimplemented;
4351 case TARGET_NR_vm86:
53a5960a 4352 ret = do_vm86(cpu_env, arg1, arg2);
6dbad63e 4353 break;
84409ddb 4354#endif
6dbad63e 4355#endif
31e31b8a
FB		 4356 case TARGET_NR_adjtimex:
4357 goto unimplemented;
e5febef5 4358#ifdef TARGET_NR_create_module
31e31b8a 4359 case TARGET_NR_create_module:
e5febef5 4360#endif
31e31b8a
FB		 4361 case TARGET_NR_init_module:
4362 case TARGET_NR_delete_module:
e5febef5 4363#ifdef TARGET_NR_get_kernel_syms
31e31b8a 4364 case TARGET_NR_get_kernel_syms:
e5febef5 4365#endif
31e31b8a
FB		 4366 goto unimplemented;
4367 case TARGET_NR_quotactl:
4368 goto unimplemented;
4369 case TARGET_NR_getpgid:
4370 ret = get_errno(getpgid(arg1));
4371 break;
4372 case TARGET_NR_fchdir:
4373 ret = get_errno(fchdir(arg1));
4374 break;
84409ddb 4375#ifdef TARGET_NR_bdflush /* not on x86_64 */
31e31b8a
FB		 4376 case TARGET_NR_bdflush:
4377 goto unimplemented;
84409ddb 4378#endif
e5febef5 4379#ifdef TARGET_NR_sysfs
31e31b8a
FB		 4380 case TARGET_NR_sysfs:
4381 goto unimplemented;
e5febef5 4382#endif
31e31b8a 4383 case TARGET_NR_personality:
1b6b029e 4384 ret = get_errno(personality(arg1));
31e31b8a 4385 break;
e5febef5 4386#ifdef TARGET_NR_afs_syscall
31e31b8a
FB		 4387 case TARGET_NR_afs_syscall:
4388 goto unimplemented;
e5febef5 4389#endif
7a3148a9 4390#ifdef TARGET_NR__llseek /* Not on alpha */
31e31b8a
FB		 4391 case TARGET_NR__llseek:
4392 {
4f2ac237
FB		 4393#if defined (__x86_64__)
4394 ret = get_errno(lseek(arg1, ((uint64_t )arg2 << 32) | arg3, arg5));
53a5960a 4395 tput64(arg4, ret);
4f2ac237 4396#else
31e31b8a
FB		 4397 int64_t res;
4398 ret = get_errno(_llseek(arg1, arg2, arg3, &res, arg5));
53a5960a 4399 tput64(arg4, res);
4f2ac237 4400#endif
31e31b8a
FB		 4401 }
4402 break;
7a3148a9 4403#endif
31e31b8a 4404 case TARGET_NR_getdents:
992f48a0 4405#if TARGET_ABI_BITS != 32
53a5960a 4406 goto unimplemented;
992f48a0 4407#elif TARGET_ABI_BITS == 32 && HOST_LONG_BITS == 64
4add45b4 4408 {
53a5960a 4409 struct target_dirent *target_dirp;
4add45b4 4410 struct dirent *dirp;
992f48a0 4411 abi_long count = arg3;
4add45b4
FB		 4412
4413 dirp = malloc(count);
0da46a6e 4414 if (!dirp) {
579a97f7 4415 ret = -TARGET_ENOMEM;
0da46a6e
TS		 4416 goto fail;
4417 }
3b46e624 4418
4add45b4
FB		 4419 ret = get_errno(sys_getdents(arg1, dirp, count));
4420 if (!is_error(ret)) {
4421 struct dirent *de;
4422 struct target_dirent *tde;
4423 int len = ret;
4424 int reclen, treclen;
4425 int count1, tnamelen;
4426
4427 count1 = 0;
4428 de = dirp;
579a97f7
FB		 4429 if (!(target_dirp = lock_user(VERIFY_WRITE, arg2, count, 0)))
4430 goto efault;
4add45b4
FB		 4431 tde = target_dirp;
4432 while (len > 0) {
4433 reclen = de->d_reclen;
992f48a0 4434 treclen = reclen - (2 * (sizeof(long) - sizeof(abi_long)));
4add45b4
FB		 4435 tde->d_reclen = tswap16(treclen);
4436 tde->d_ino = tswapl(de->d_ino);
4437 tde->d_off = tswapl(de->d_off);
992f48a0 4438 tnamelen = treclen - (2 * sizeof(abi_long) + 2);
4add45b4
FB		 4439 if (tnamelen > 256)
4440 tnamelen = 256;
80a9d035 4441 /* XXX: may not be correct */
4add45b4
FB		 4442 strncpy(tde->d_name, de->d_name, tnamelen);
4443 de = (struct dirent *)((char *)de + reclen);
4444 len -= reclen;
1c5bf3bf 4445 tde = (struct target_dirent *)((char *)tde + treclen);
4add45b4
FB		 4446 count1 += treclen;
4447 }
4448 ret = count1;
579a97f7 4449 unlock_user(target_dirp, arg2, ret);
4add45b4
FB		 4450 }
4451 free(dirp);
4452 }
4453#else
31e31b8a 4454 {
53a5960a 4455 struct dirent *dirp;
992f48a0 4456 abi_long count = arg3;
dab2ed99 4457
579a97f7
FB		 4458 if (!(dirp = lock_user(VERIFY_WRITE, arg2, count, 0)))
4459 goto efault;
72f03900 4460 ret = get_errno(sys_getdents(arg1, dirp, count));
31e31b8a
FB		 4461 if (!is_error(ret)) {
4462 struct dirent *de;
4463 int len = ret;
4464 int reclen;
4465 de = dirp;
4466 while (len > 0) {
8083a3e5 4467 reclen = de->d_reclen;
31e31b8a
FB		 4468 if (reclen > len)
4469 break;
8083a3e5 4470 de->d_reclen = tswap16(reclen);
31e31b8a
FB		 4471 tswapls(&de->d_ino);
4472 tswapls(&de->d_off);
4473 de = (struct dirent *)((char *)de + reclen);
4474 len -= reclen;
4475 }
4476 }
53a5960a 4477 unlock_user(dirp, arg2, ret);
31e31b8a 4478 }
4add45b4 4479#endif
31e31b8a 4480 break;
3ae43202 4481#if defined(TARGET_NR_getdents64) && defined(__NR_getdents64)
dab2ed99
FB		 4482 case TARGET_NR_getdents64:
4483 {
53a5960a 4484 struct dirent64 *dirp;
992f48a0 4485 abi_long count = arg3;
579a97f7
FB		 4486 if (!(dirp = lock_user(VERIFY_WRITE, arg2, count, 0)))
4487 goto efault;
dab2ed99
FB		 4488 ret = get_errno(sys_getdents64(arg1, dirp, count));
4489 if (!is_error(ret)) {
4490 struct dirent64 *de;
4491 int len = ret;
4492 int reclen;
4493 de = dirp;
4494 while (len > 0) {
8083a3e5 4495 reclen = de->d_reclen;
dab2ed99
FB		 4496 if (reclen > len)
4497 break;
8083a3e5 4498 de->d_reclen = tswap16(reclen);
8582a53a
FB		 4499 tswap64s((uint64_t *)&de->d_ino);
4500 tswap64s((uint64_t *)&de->d_off);
dab2ed99
FB		 4501 de = (struct dirent64 *)((char *)de + reclen);
4502 len -= reclen;
4503 }
4504 }
53a5960a 4505 unlock_user(dirp, arg2, ret);
dab2ed99
FB		 4506 }
4507 break;
a541f297 4508#endif /* TARGET_NR_getdents64 */
e5febef5 4509#ifdef TARGET_NR__newselect
31e31b8a 4510 case TARGET_NR__newselect:
53a5960a 4511 ret = do_select(arg1, arg2, arg3, arg4, arg5);
31e31b8a 4512 break;
e5febef5
TS		 4513#endif
4514#ifdef TARGET_NR_poll
9de5e440
FB		 4515 case TARGET_NR_poll:
4516 {
53a5960a 4517 struct target_pollfd *target_pfd;
9de5e440
FB		 4518 unsigned int nfds = arg2;
4519 int timeout = arg3;
4520 struct pollfd *pfd;
7854b056 4521 unsigned int i;
9de5e440 4522
579a97f7
FB		 4523 target_pfd = lock_user(VERIFY_WRITE, arg1, sizeof(struct target_pollfd) * nfds, 1);
4524 if (!target_pfd)
4525 goto efault;
9de5e440
FB		 4526 pfd = alloca(sizeof(struct pollfd) * nfds);
4527 for(i = 0; i < nfds; i++) {
5cd4393b
FB		 4528 pfd[i].fd = tswap32(target_pfd[i].fd);
4529 pfd[i].events = tswap16(target_pfd[i].events);
9de5e440
FB		 4530 }
4531 ret = get_errno(poll(pfd, nfds, timeout));
4532 if (!is_error(ret)) {
4533 for(i = 0; i < nfds; i++) {
5cd4393b 4534 target_pfd[i].revents = tswap16(pfd[i].revents);
9de5e440 4535 }
53a5960a
PB		 4536 ret += nfds * (sizeof(struct target_pollfd)
4537 - sizeof(struct pollfd));
9de5e440 4538 }
53a5960a 4539 unlock_user(target_pfd, arg1, ret);
9de5e440
FB		 4540 }
4541 break;
e5febef5 4542#endif
31e31b8a 4543 case TARGET_NR_flock:
9de5e440
FB		 4544 /* NOTE: the flock constant seems to be the same for every
4545 Linux platform */
4546 ret = get_errno(flock(arg1, arg2));
31e31b8a
FB		 4547 break;
4548 case TARGET_NR_readv:
4549 {
4550 int count = arg3;
31e31b8a 4551 struct iovec *vec;
31e31b8a
FB		 4552
4553 vec = alloca(count * sizeof(struct iovec));
579a97f7 4554 lock_iovec(VERIFY_WRITE, vec, arg2, count, 0);
31e31b8a 4555 ret = get_errno(readv(arg1, vec, count));
53a5960a 4556 unlock_iovec(vec, arg2, count, 1);
31e31b8a
FB		 4557 }
4558 break;
4559 case TARGET_NR_writev:
4560 {
4561 int count = arg3;
31e31b8a 4562 struct iovec *vec;
31e31b8a
FB		 4563
4564 vec = alloca(count * sizeof(struct iovec));
579a97f7 4565 lock_iovec(VERIFY_READ, vec, arg2, count, 1);
31e31b8a 4566 ret = get_errno(writev(arg1, vec, count));
53a5960a 4567 unlock_iovec(vec, arg2, count, 0);
31e31b8a
FB		 4568 }
4569 break;
4570 case TARGET_NR_getsid:
4571 ret = get_errno(getsid(arg1));
4572 break;
7a3148a9 4573#if defined(TARGET_NR_fdatasync) /* Not on alpha (osf_datasync ?) */
31e31b8a 4574 case TARGET_NR_fdatasync:
5cd4393b
FB		 4575 ret = get_errno(fdatasync(arg1));
4576 break;
7a3148a9 4577#endif
31e31b8a 4578 case TARGET_NR__sysctl:
0da46a6e 4579 /* We don't implement this, but ENOTDIR is always a safe
29e619b1 4580 return value. */
0da46a6e
TS		 4581 ret = -TARGET_ENOTDIR;
4582 break;
31e31b8a 4583 case TARGET_NR_sched_setparam:
5cd4393b 4584 {
53a5960a 4585 struct sched_param *target_schp;
5cd4393b 4586 struct sched_param schp;
53a5960a 4587
579a97f7
FB		 4588 if (!lock_user_struct(VERIFY_READ, target_schp, arg2, 1))
4589 goto efault;
5cd4393b 4590 schp.sched_priority = tswap32(target_schp->sched_priority);
53a5960a 4591 unlock_user_struct(target_schp, arg2, 0);
5cd4393b
FB		 4592 ret = get_errno(sched_setparam(arg1, &schp));
4593 }
4594 break;
31e31b8a 4595 case TARGET_NR_sched_getparam:
5cd4393b 4596 {
53a5960a 4597 struct sched_param *target_schp;
5cd4393b
FB		 4598 struct sched_param schp;
4599 ret = get_errno(sched_getparam(arg1, &schp));
4600 if (!is_error(ret)) {
579a97f7
FB		 4601 if (!lock_user_struct(VERIFY_WRITE, target_schp, arg2, 0))
4602 goto efault;
5cd4393b 4603 target_schp->sched_priority = tswap32(schp.sched_priority);
53a5960a 4604 unlock_user_struct(target_schp, arg2, 1);
5cd4393b
FB		 4605 }
4606 }
4607 break;
31e31b8a 4608 case TARGET_NR_sched_setscheduler:
5cd4393b 4609 {
53a5960a 4610 struct sched_param *target_schp;
5cd4393b 4611 struct sched_param schp;
579a97f7
FB		 4612 if (!lock_user_struct(VERIFY_READ, target_schp, arg3, 1))
4613 goto efault;
5cd4393b 4614 schp.sched_priority = tswap32(target_schp->sched_priority);
53a5960a 4615 unlock_user_struct(target_schp, arg3, 0);
5cd4393b
FB		 4616 ret = get_errno(sched_setscheduler(arg1, arg2, &schp));
4617 }
4618 break;
31e31b8a 4619 case TARGET_NR_sched_getscheduler:
5cd4393b
FB		 4620 ret = get_errno(sched_getscheduler(arg1));
4621 break;
31e31b8a
FB		 4622 case TARGET_NR_sched_yield:
4623 ret = get_errno(sched_yield());
4624 break;
4625 case TARGET_NR_sched_get_priority_max:
5cd4393b
FB		 4626 ret = get_errno(sched_get_priority_max(arg1));
4627 break;
31e31b8a 4628 case TARGET_NR_sched_get_priority_min:
5cd4393b
FB		 4629 ret = get_errno(sched_get_priority_min(arg1));
4630 break;
31e31b8a 4631 case TARGET_NR_sched_rr_get_interval:
5cd4393b 4632 {
5cd4393b
FB		 4633 struct timespec ts;
4634 ret = get_errno(sched_rr_get_interval(arg1, &ts));
4635 if (!is_error(ret)) {
53a5960a 4636 host_to_target_timespec(arg2, &ts);
5cd4393b
FB		 4637 }
4638 }
4639 break;
31e31b8a 4640 case TARGET_NR_nanosleep:
1b6b029e 4641 {
1b6b029e 4642 struct timespec req, rem;
53a5960a 4643 target_to_host_timespec(&req, arg1);
1b6b029e 4644 ret = get_errno(nanosleep(&req, &rem));
53a5960a
PB		 4645 if (is_error(ret) && arg2) {
4646 host_to_target_timespec(arg2, &rem);
1b6b029e
FB		 4647 }
4648 }
4649 break;
e5febef5 4650#ifdef TARGET_NR_query_module
31e31b8a 4651 case TARGET_NR_query_module:
5cd4393b 4652 goto unimplemented;
e5febef5
TS		 4653#endif
4654#ifdef TARGET_NR_nfsservctl
31e31b8a 4655 case TARGET_NR_nfsservctl:
5cd4393b 4656 goto unimplemented;
e5febef5 4657#endif
31e31b8a 4658 case TARGET_NR_prctl:
e5574487
TS		 4659 switch (arg1)
4660 {
4661 case PR_GET_PDEATHSIG:
4662 {
4663 int deathsig;
4664 ret = get_errno(prctl(arg1, &deathsig, arg3, arg4, arg5));
4665 if (!is_error(ret) && arg2)
4666 tput32(arg2, deathsig);
4667 }
4668 break;
4669 default:
4670 ret = get_errno(prctl(arg1, arg2, arg3, arg4, arg5));
4671 break;
4672 }
39b9aae1 4673 break;
67867308 4674#ifdef TARGET_NR_pread
31e31b8a 4675 case TARGET_NR_pread:
579a97f7
FB		 4676 if (!(p = lock_user(VERIFY_WRITE, arg2, arg3, 0)))
4677 goto efault;
53a5960a
PB		 4678 ret = get_errno(pread(arg1, p, arg3, arg4));
4679 unlock_user(p, arg2, ret);
206f0fa7 4680 break;
31e31b8a 4681 case TARGET_NR_pwrite:
579a97f7
FB		 4682 if (!(p = lock_user(VERIFY_READ, arg2, arg3, 1)))
4683 goto efault;
53a5960a
PB		 4684 ret = get_errno(pwrite(arg1, p, arg3, arg4));
4685 unlock_user(p, arg2, 0);
206f0fa7 4686 break;
67867308 4687#endif
31e31b8a 4688 case TARGET_NR_getcwd:
579a97f7
FB		 4689 if (!(p = lock_user(VERIFY_WRITE, arg1, arg2, 0)))
4690 goto efault;
53a5960a
PB		 4691 ret = get_errno(sys_getcwd1(p, arg2));
4692 unlock_user(p, arg1, ret);
31e31b8a
FB		 4693 break;
4694 case TARGET_NR_capget:
5cd4393b 4695 goto unimplemented;
31e31b8a 4696 case TARGET_NR_capset:
5cd4393b 4697 goto unimplemented;
31e31b8a 4698 case TARGET_NR_sigaltstack:
198a74de
TS		 4699#if defined(TARGET_I386) || defined(TARGET_ARM) || defined(TARGET_MIPS) || \
4700 defined(TARGET_SPARC) || defined(TARGET_PPC) || defined(TARGET_ALPHA)
579a97f7 4701 ret = do_sigaltstack(arg1, arg2, get_sp_from_cpustate((CPUState *)cpu_env));
a04e134a
TS		 4702 break;
4703#else
5cd4393b 4704 goto unimplemented;
a04e134a 4705#endif
31e31b8a 4706 case TARGET_NR_sendfile:
5cd4393b 4707 goto unimplemented;
ebc05488 4708#ifdef TARGET_NR_getpmsg
31e31b8a 4709 case TARGET_NR_getpmsg:
5cd4393b 4710 goto unimplemented;
ebc05488
FB		 4711#endif
4712#ifdef TARGET_NR_putpmsg
31e31b8a 4713 case TARGET_NR_putpmsg:
5cd4393b 4714 goto unimplemented;
ebc05488 4715#endif
048f6b4d 4716#ifdef TARGET_NR_vfork
31e31b8a 4717 case TARGET_NR_vfork:
1b6b029e 4718 ret = get_errno(do_fork(cpu_env, CLONE_VFORK | CLONE_VM | SIGCHLD, 0));
31e31b8a 4719 break;
048f6b4d 4720#endif
ebc05488 4721#ifdef TARGET_NR_ugetrlimit
31e31b8a 4722 case TARGET_NR_ugetrlimit:
728584be
FB		 4723 {
4724 struct rlimit rlim;
4725 ret = get_errno(getrlimit(arg1, &rlim));
4726 if (!is_error(ret)) {
53a5960a 4727 struct target_rlimit *target_rlim;
579a97f7
FB		 4728 if (!lock_user_struct(VERIFY_WRITE, target_rlim, arg2, 0))
4729 goto efault;
728584be
FB		 4730 target_rlim->rlim_cur = tswapl(rlim.rlim_cur);
4731 target_rlim->rlim_max = tswapl(rlim.rlim_max);
53a5960a 4732 unlock_user_struct(target_rlim, arg2, 1);
728584be
FB		 4733 }
4734 break;
4735 }
ebc05488 4736#endif
a315a145 4737#ifdef TARGET_NR_truncate64
31e31b8a 4738 case TARGET_NR_truncate64:
579a97f7
FB		 4739 if (!(p = lock_user_string(arg1)))
4740 goto efault;
53a5960a
PB		 4741 ret = target_truncate64(cpu_env, p, arg2, arg3, arg4);
4742 unlock_user(p, arg1, 0);
667f38b1 4743 break;
a315a145
FB		 4744#endif
4745#ifdef TARGET_NR_ftruncate64
31e31b8a 4746 case TARGET_NR_ftruncate64:
ce4defa0 4747 ret = target_ftruncate64(cpu_env, arg1, arg2, arg3, arg4);
667f38b1 4748 break;
a315a145
FB		 4749#endif
4750#ifdef TARGET_NR_stat64
31e31b8a 4751 case TARGET_NR_stat64:
579a97f7
FB		 4752 if (!(p = lock_user_string(arg1)))
4753 goto efault;
53a5960a
PB		 4754 ret = get_errno(stat(path(p), &st));
4755 unlock_user(p, arg1, 0);
60cd49d5 4756 goto do_stat64;
a315a145
FB		 4757#endif
4758#ifdef TARGET_NR_lstat64
31e31b8a 4759 case TARGET_NR_lstat64:
579a97f7
FB		 4760 if (!(p = lock_user_string(arg1)))
4761 goto efault;
53a5960a
PB		 4762 ret = get_errno(lstat(path(p), &st));
4763 unlock_user(p, arg1, 0);
60cd49d5 4764 goto do_stat64;
a315a145
FB		 4765#endif
4766#ifdef TARGET_NR_fstat64
31e31b8a 4767 case TARGET_NR_fstat64:
60cd49d5
FB		 4768 {
4769 ret = get_errno(fstat(arg1, &st));
4770 do_stat64:
4771 if (!is_error(ret)) {
ce4defa0
PB		 4772#ifdef TARGET_ARM
4773 if (((CPUARMState *)cpu_env)->eabi) {
53a5960a 4774 struct target_eabi_stat64 *target_st;
579a97f7
FB		 4775
4776 if (!lock_user_struct(VERIFY_WRITE, target_st, arg2, 0))
4777 goto efault;
ce4defa0 4778 memset(target_st, 0, sizeof(struct target_eabi_stat64));
579a97f7
FB		 4779 __put_user(st.st_dev, &target_st->st_dev);
4780 __put_user(st.st_ino, &target_st->st_ino);
ce4defa0 4781#ifdef TARGET_STAT64_HAS_BROKEN_ST_INO
579a97f7
FB		 4782 __put_user(st.st_ino, &target_st->__st_ino);
4783#endif
4784 __put_user(st.st_mode, &target_st->st_mode);
4785 __put_user(st.st_nlink, &target_st->st_nlink);
4786 __put_user(st.st_uid, &target_st->st_uid);
4787 __put_user(st.st_gid, &target_st->st_gid);
4788 __put_user(st.st_rdev, &target_st->st_rdev);
4789 __put_user(st.st_size, &target_st->st_size);
4790 __put_user(st.st_blksize, &target_st->st_blksize);
4791 __put_user(st.st_blocks, &target_st->st_blocks);
4792 __put_user(st.st_atime, &target_st->target_st_atime);
4793 __put_user(st.st_mtime, &target_st->target_st_mtime);
4794 __put_user(st.st_ctime, &target_st->target_st_ctime);
4795 unlock_user_struct(target_st, arg2, 1);
ce4defa0
PB		 4796 } else
4797#endif
4798 {
53a5960a 4799 struct target_stat64 *target_st;
579a97f7
FB		 4800
4801 if (!lock_user_struct(VERIFY_WRITE, target_st, arg2, 0))
4802 goto efault;
ce4defa0 4803 memset(target_st, 0, sizeof(struct target_stat64));
579a97f7
FB		 4804 __put_user(st.st_dev, &target_st->st_dev);
4805 __put_user(st.st_ino, &target_st->st_ino);
ec86b0fb 4806#ifdef TARGET_STAT64_HAS_BROKEN_ST_INO
579a97f7 4807 __put_user(st.st_ino, &target_st->__st_ino);
ce4defa0 4808#endif
579a97f7
FB		 4809 __put_user(st.st_mode, &target_st->st_mode);
4810 __put_user(st.st_nlink, &target_st->st_nlink);
4811 __put_user(st.st_uid, &target_st->st_uid);
4812 __put_user(st.st_gid, &target_st->st_gid);
4813 __put_user(st.st_rdev, &target_st->st_rdev);
ce4defa0 4814 /* XXX: better use of kernel struct */
579a97f7
FB		 4815 __put_user(st.st_size, &target_st->st_size);
4816 __put_user(st.st_blksize, &target_st->st_blksize);
4817 __put_user(st.st_blocks, &target_st->st_blocks);
4818 __put_user(st.st_atime, &target_st->target_st_atime);
4819 __put_user(st.st_mtime, &target_st->target_st_mtime);
4820 __put_user(st.st_ctime, &target_st->target_st_ctime);
4821 unlock_user_struct(target_st, arg2, 1);
ce4defa0 4822 }
60cd49d5
FB		 4823 }
4824 }
4825 break;
a315a145 4826#endif
67867308
FB		 4827#ifdef USE_UID16
4828 case TARGET_NR_lchown:
579a97f7
FB		 4829 if (!(p = lock_user_string(arg1)))
4830 goto efault;
53a5960a
PB		 4831 ret = get_errno(lchown(p, low2highuid(arg2), low2highgid(arg3)));
4832 unlock_user(p, arg1, 0);
67867308
FB		 4833 break;
4834 case TARGET_NR_getuid:
4835 ret = get_errno(high2lowuid(getuid()));
4836 break;
4837 case TARGET_NR_getgid:
4838 ret = get_errno(high2lowgid(getgid()));
4839 break;
4840 case TARGET_NR_geteuid:
4841 ret = get_errno(high2lowuid(geteuid()));
4842 break;
4843 case TARGET_NR_getegid:
4844 ret = get_errno(high2lowgid(getegid()));
4845 break;
4846 case TARGET_NR_setreuid:
4847 ret = get_errno(setreuid(low2highuid(arg1), low2highuid(arg2)));
4848 break;
4849 case TARGET_NR_setregid:
4850 ret = get_errno(setregid(low2highgid(arg1), low2highgid(arg2)));
4851 break;
4852 case TARGET_NR_getgroups:
4853 {
4854 int gidsetsize = arg1;
53a5960a 4855 uint16_t *target_grouplist;
67867308
FB		 4856 gid_t *grouplist;
4857 int i;
4858
4859 grouplist = alloca(gidsetsize * sizeof(gid_t));
4860 ret = get_errno(getgroups(gidsetsize, grouplist));
4861 if (!is_error(ret)) {
579a97f7
FB		 4862 target_grouplist = lock_user(VERIFY_WRITE, arg2, gidsetsize * 2, 0);
4863 if (!target_grouplist)
4864 goto efault;
67867308
FB		 4865 for(i = 0;i < gidsetsize; i++)
4866 target_grouplist[i] = tswap16(grouplist[i]);
53a5960a 4867 unlock_user(target_grouplist, arg2, gidsetsize * 2);
67867308
FB		 4868 }
4869 }
4870 break;
4871 case TARGET_NR_setgroups:
4872 {
4873 int gidsetsize = arg1;
53a5960a 4874 uint16_t *target_grouplist;
67867308
FB		 4875 gid_t *grouplist;
4876 int i;
4877
4878 grouplist = alloca(gidsetsize * sizeof(gid_t));
579a97f7
FB		 4879 target_grouplist = lock_user(VERIFY_READ, arg2, gidsetsize * 2, 1);
4880 if (!target_grouplist) {
4881 ret = -TARGET_EFAULT;
4882 goto fail;
4883 }
67867308
FB		 4884 for(i = 0;i < gidsetsize; i++)
4885 grouplist[i] = tswap16(target_grouplist[i]);
53a5960a 4886 unlock_user(target_grouplist, arg2, 0);
67867308
FB		 4887 ret = get_errno(setgroups(gidsetsize, grouplist));
4888 }
4889 break;
4890 case TARGET_NR_fchown:
4891 ret = get_errno(fchown(arg1, low2highuid(arg2), low2highgid(arg3)));
4892 break;
ccfa72b7
TS		 4893#if defined(TARGET_NR_fchownat) && defined(__NR_fchownat)
4894 case TARGET_NR_fchownat:
579a97f7
FB		 4895 if (!(p = lock_user_string(arg2)))
4896 goto efault;
4897 ret = get_errno(sys_fchownat(arg1, p, low2highuid(arg3), low2highgid(arg4), arg5));
4898 unlock_user(p, arg2, 0);
ccfa72b7
TS		 4899 break;
4900#endif
67867308
FB		 4901#ifdef TARGET_NR_setresuid
4902 case TARGET_NR_setresuid:
5fafdf24
TS		 4903 ret = get_errno(setresuid(low2highuid(arg1),
4904 low2highuid(arg2),
67867308
FB		 4905 low2highuid(arg3)));
4906 break;
4907#endif
4908#ifdef TARGET_NR_getresuid
4909 case TARGET_NR_getresuid:
4910 {
53a5960a 4911 uid_t ruid, euid, suid;
67867308
FB		 4912 ret = get_errno(getresuid(&ruid, &euid, &suid));
4913 if (!is_error(ret)) {
53a5960a
PB		 4914 tput16(arg1, tswap16(high2lowuid(ruid)));
4915 tput16(arg2, tswap16(high2lowuid(euid)));
4916 tput16(arg3, tswap16(high2lowuid(suid)));
67867308
FB		 4917 }
4918 }
4919 break;
4920#endif
4921#ifdef TARGET_NR_getresgid
4922 case TARGET_NR_setresgid:
5fafdf24
TS		 4923 ret = get_errno(setresgid(low2highgid(arg1),
4924 low2highgid(arg2),
67867308
FB		 4925 low2highgid(arg3)));
4926 break;
4927#endif
4928#ifdef TARGET_NR_getresgid
4929 case TARGET_NR_getresgid:
4930 {
53a5960a 4931 gid_t rgid, egid, sgid;
67867308
FB		 4932 ret = get_errno(getresgid(&rgid, &egid, &sgid));
4933 if (!is_error(ret)) {
53a5960a
PB		 4934 tput16(arg1, tswap16(high2lowgid(rgid)));
4935 tput16(arg2, tswap16(high2lowgid(egid)));
4936 tput16(arg3, tswap16(high2lowgid(sgid)));
67867308
FB		 4937 }
4938 }
4939 break;
4940#endif
4941 case TARGET_NR_chown:
579a97f7
FB		 4942 if (!(p = lock_user_string(arg1)))
4943 goto efault;
53a5960a
PB		 4944 ret = get_errno(chown(p, low2highuid(arg2), low2highgid(arg3)));
4945 unlock_user(p, arg1, 0);
67867308
FB		 4946 break;
4947 case TARGET_NR_setuid:
4948 ret = get_errno(setuid(low2highuid(arg1)));
4949 break;
4950 case TARGET_NR_setgid:
4951 ret = get_errno(setgid(low2highgid(arg1)));
4952 break;
4953 case TARGET_NR_setfsuid:
4954 ret = get_errno(setfsuid(arg1));
4955 break;
4956 case TARGET_NR_setfsgid:
4957 ret = get_errno(setfsgid(arg1));
4958 break;
4959#endif /* USE_UID16 */
4960
a315a145 4961#ifdef TARGET_NR_lchown32
31e31b8a 4962 case TARGET_NR_lchown32:
579a97f7
FB		 4963 if (!(p = lock_user_string(arg1)))
4964 goto efault;
53a5960a
PB		 4965 ret = get_errno(lchown(p, arg2, arg3));
4966 unlock_user(p, arg1, 0);
b03c60f3 4967 break;
a315a145
FB		 4968#endif
4969#ifdef TARGET_NR_getuid32
31e31b8a 4970 case TARGET_NR_getuid32:
b03c60f3
FB		 4971 ret = get_errno(getuid());
4972 break;
a315a145
FB		 4973#endif
4974#ifdef TARGET_NR_getgid32
31e31b8a 4975 case TARGET_NR_getgid32:
b03c60f3
FB		 4976 ret = get_errno(getgid());
4977 break;
a315a145
FB		 4978#endif
4979#ifdef TARGET_NR_geteuid32
31e31b8a 4980 case TARGET_NR_geteuid32:
b03c60f3
FB		 4981 ret = get_errno(geteuid());
4982 break;
a315a145
FB		 4983#endif
4984#ifdef TARGET_NR_getegid32
31e31b8a 4985 case TARGET_NR_getegid32:
b03c60f3
FB		 4986 ret = get_errno(getegid());
4987 break;
a315a145
FB		 4988#endif
4989#ifdef TARGET_NR_setreuid32
31e31b8a 4990 case TARGET_NR_setreuid32:
b03c60f3
FB		 4991 ret = get_errno(setreuid(arg1, arg2));
4992 break;
a315a145
FB		 4993#endif
4994#ifdef TARGET_NR_setregid32
31e31b8a 4995 case TARGET_NR_setregid32:
b03c60f3
FB		 4996 ret = get_errno(setregid(arg1, arg2));
4997 break;
a315a145
FB		 4998#endif
4999#ifdef TARGET_NR_getgroups32
31e31b8a 5000 case TARGET_NR_getgroups32:
99c475ab
FB		 5001 {
5002 int gidsetsize = arg1;
53a5960a 5003 uint32_t *target_grouplist;
99c475ab
FB		 5004 gid_t *grouplist;
5005 int i;
5006
5007 grouplist = alloca(gidsetsize * sizeof(gid_t));
5008 ret = get_errno(getgroups(gidsetsize, grouplist));
5009 if (!is_error(ret)) {
579a97f7
FB		 5010 target_grouplist = lock_user(VERIFY_WRITE, arg2, gidsetsize * 4, 0);
5011 if (!target_grouplist) {
5012 ret = -TARGET_EFAULT;
5013 goto fail;
5014 }
99c475ab 5015 for(i = 0;i < gidsetsize; i++)
53a5960a
PB		 5016 target_grouplist[i] = tswap32(grouplist[i]);
5017 unlock_user(target_grouplist, arg2, gidsetsize * 4);
99c475ab
FB		 5018 }
5019 }
5020 break;
a315a145
FB		 5021#endif
5022#ifdef TARGET_NR_setgroups32
31e31b8a 5023 case TARGET_NR_setgroups32:
99c475ab
FB		 5024 {
5025 int gidsetsize = arg1;
53a5960a 5026 uint32_t *target_grouplist;
99c475ab
FB		 5027 gid_t *grouplist;
5028 int i;
3b46e624 5029
99c475ab 5030 grouplist = alloca(gidsetsize * sizeof(gid_t));
579a97f7
FB		 5031 target_grouplist = lock_user(VERIFY_READ, arg2, gidsetsize * 4, 1);
5032 if (!target_grouplist) {
5033 ret = -TARGET_EFAULT;
5034 goto fail;
5035 }
99c475ab 5036 for(i = 0;i < gidsetsize; i++)
53a5960a
PB		 5037 grouplist[i] = tswap32(target_grouplist[i]);
5038 unlock_user(target_grouplist, arg2, 0);
99c475ab
FB		 5039 ret = get_errno(setgroups(gidsetsize, grouplist));
5040 }
5041 break;
a315a145
FB		 5042#endif
5043#ifdef TARGET_NR_fchown32
31e31b8a 5044 case TARGET_NR_fchown32:
b03c60f3
FB		 5045 ret = get_errno(fchown(arg1, arg2, arg3));
5046 break;
a315a145
FB		 5047#endif
5048#ifdef TARGET_NR_setresuid32
31e31b8a 5049 case TARGET_NR_setresuid32:
b03c60f3
FB		 5050 ret = get_errno(setresuid(arg1, arg2, arg3));
5051 break;
a315a145
FB		 5052#endif
5053#ifdef TARGET_NR_getresuid32
31e31b8a 5054 case TARGET_NR_getresuid32:
b03c60f3 5055 {
53a5960a 5056 uid_t ruid, euid, suid;
b03c60f3
FB		 5057 ret = get_errno(getresuid(&ruid, &euid, &suid));
5058 if (!is_error(ret)) {
53a5960a
PB		 5059 tput32(arg1, tswap32(ruid));
5060 tput32(arg2, tswap32(euid));
5061 tput32(arg3, tswap32(suid));
b03c60f3
FB		 5062 }
5063 }
5064 break;
a315a145
FB		 5065#endif
5066#ifdef TARGET_NR_setresgid32
31e31b8a 5067 case TARGET_NR_setresgid32:
b03c60f3
FB		 5068 ret = get_errno(setresgid(arg1, arg2, arg3));
5069 break;
a315a145
FB		 5070#endif
5071#ifdef TARGET_NR_getresgid32
31e31b8a 5072 case TARGET_NR_getresgid32:
b03c60f3 5073 {
53a5960a 5074 gid_t rgid, egid, sgid;
b03c60f3
FB		 5075 ret = get_errno(getresgid(&rgid, &egid, &sgid));
5076 if (!is_error(ret)) {
53a5960a
PB		 5077 tput32(arg1, tswap32(rgid));
5078 tput32(arg2, tswap32(egid));
5079 tput32(arg3, tswap32(sgid));
b03c60f3
FB		 5080 }
5081 }
5082 break;
a315a145
FB		 5083#endif
5084#ifdef TARGET_NR_chown32
31e31b8a 5085 case TARGET_NR_chown32:
579a97f7
FB		 5086 if (!(p = lock_user_string(arg1)))
5087 goto efault;
53a5960a
PB		 5088 ret = get_errno(chown(p, arg2, arg3));
5089 unlock_user(p, arg1, 0);
b03c60f3 5090 break;
a315a145
FB		 5091#endif
5092#ifdef TARGET_NR_setuid32
31e31b8a 5093 case TARGET_NR_setuid32:
b03c60f3
FB		 5094 ret = get_errno(setuid(arg1));
5095 break;
a315a145
FB		 5096#endif
5097#ifdef TARGET_NR_setgid32
31e31b8a 5098 case TARGET_NR_setgid32:
b03c60f3
FB		 5099 ret = get_errno(setgid(arg1));
5100 break;
a315a145
FB		 5101#endif
5102#ifdef TARGET_NR_setfsuid32
31e31b8a 5103 case TARGET_NR_setfsuid32:
b03c60f3
FB		 5104 ret = get_errno(setfsuid(arg1));
5105 break;
a315a145
FB		 5106#endif
5107#ifdef TARGET_NR_setfsgid32
31e31b8a 5108 case TARGET_NR_setfsgid32:
b03c60f3
FB		 5109 ret = get_errno(setfsgid(arg1));
5110 break;
a315a145 5111#endif
67867308 5112
31e31b8a 5113 case TARGET_NR_pivot_root:
b03c60f3 5114 goto unimplemented;
ffa65c3b 5115#ifdef TARGET_NR_mincore
31e31b8a 5116 case TARGET_NR_mincore:
b03c60f3 5117 goto unimplemented;
ffa65c3b
FB		 5118#endif
5119#ifdef TARGET_NR_madvise
31e31b8a 5120 case TARGET_NR_madvise:
24836689
PB		 5121 /* A straight passthrough may not be safe because qemu sometimes
5122 turns private flie-backed mappings into anonymous mappings.
5123 This will break MADV_DONTNEED.
5124 This is a hint, so ignoring and returning success is ok. */
5125 ret = get_errno(0);
5126 break;
ffa65c3b 5127#endif
992f48a0 5128#if TARGET_ABI_BITS == 32
31e31b8a 5129 case TARGET_NR_fcntl64:
77e4672d 5130 {
b1e341eb 5131 int cmd;
77e4672d 5132 struct flock64 fl;
53a5960a 5133 struct target_flock64 *target_fl;
ce4defa0 5134#ifdef TARGET_ARM
53a5960a 5135 struct target_eabi_flock64 *target_efl;
ce4defa0 5136#endif
77e4672d 5137
b1e341eb
TS		 5138 switch(arg2){
5139 case TARGET_F_GETLK64:
5140 cmd = F_GETLK64;
a7222580 5141 break;
b1e341eb
TS		 5142 case TARGET_F_SETLK64:
5143 cmd = F_SETLK64;
a7222580 5144 break;
b1e341eb
TS		 5145 case TARGET_F_SETLKW64:
5146 cmd = F_SETLK64;
a7222580 5147 break;
b1e341eb
TS		 5148 default:
5149 cmd = arg2;
a7222580 5150 break;
b1e341eb
TS		 5151 }
5152
60cd49d5 5153 switch(arg2) {
b1e341eb 5154 case TARGET_F_GETLK64:
5813427b
TS		 5155#ifdef TARGET_ARM
5156 if (((CPUARMState *)cpu_env)->eabi) {
9ee1fa2c
FB		 5157 if (!lock_user_struct(VERIFY_READ, target_efl, arg3, 1))
5158 goto efault;
5813427b
TS		 5159 fl.l_type = tswap16(target_efl->l_type);
5160 fl.l_whence = tswap16(target_efl->l_whence);
5161 fl.l_start = tswap64(target_efl->l_start);
5162 fl.l_len = tswap64(target_efl->l_len);
5163 fl.l_pid = tswapl(target_efl->l_pid);
5164 unlock_user_struct(target_efl, arg3, 0);
5165 } else
5166#endif
5167 {
9ee1fa2c
FB		 5168 if (!lock_user_struct(VERIFY_READ, target_fl, arg3, 1))
5169 goto efault;
5813427b
TS		 5170 fl.l_type = tswap16(target_fl->l_type);
5171 fl.l_whence = tswap16(target_fl->l_whence);
5172 fl.l_start = tswap64(target_fl->l_start);
5173 fl.l_len = tswap64(target_fl->l_len);
5174 fl.l_pid = tswapl(target_fl->l_pid);
5175 unlock_user_struct(target_fl, arg3, 0);
5176 }
b1e341eb 5177 ret = get_errno(fcntl(arg1, cmd, &fl));
77e4672d 5178 if (ret == 0) {
ce4defa0
PB		 5179#ifdef TARGET_ARM
5180 if (((CPUARMState *)cpu_env)->eabi) {
9ee1fa2c
FB		 5181 if (!lock_user_struct(VERIFY_WRITE, target_efl, arg3, 0))
5182 goto efault;
ce4defa0
PB		 5183 target_efl->l_type = tswap16(fl.l_type);
5184 target_efl->l_whence = tswap16(fl.l_whence);
5185 target_efl->l_start = tswap64(fl.l_start);
5186 target_efl->l_len = tswap64(fl.l_len);
5187 target_efl->l_pid = tswapl(fl.l_pid);
53a5960a 5188 unlock_user_struct(target_efl, arg3, 1);
ce4defa0
PB		 5189 } else
5190#endif
5191 {
9ee1fa2c
FB		 5192 if (!lock_user_struct(VERIFY_WRITE, target_fl, arg3, 0))
5193 goto efault;
ce4defa0
PB		 5194 target_fl->l_type = tswap16(fl.l_type);
5195 target_fl->l_whence = tswap16(fl.l_whence);
5196 target_fl->l_start = tswap64(fl.l_start);
5197 target_fl->l_len = tswap64(fl.l_len);
5198 target_fl->l_pid = tswapl(fl.l_pid);
53a5960a 5199 unlock_user_struct(target_fl, arg3, 1);
ce4defa0 5200 }
77e4672d
FB		 5201 }
5202 break;
5203
b1e341eb
TS		 5204 case TARGET_F_SETLK64:
5205 case TARGET_F_SETLKW64:
ce4defa0
PB		 5206#ifdef TARGET_ARM
5207 if (((CPUARMState *)cpu_env)->eabi) {
9ee1fa2c
FB		 5208 if (!lock_user_struct(VERIFY_READ, target_efl, arg3, 1))
5209 goto efault;
ce4defa0
PB		 5210 fl.l_type = tswap16(target_efl->l_type);
5211 fl.l_whence = tswap16(target_efl->l_whence);
5212 fl.l_start = tswap64(target_efl->l_start);
5213 fl.l_len = tswap64(target_efl->l_len);
5214 fl.l_pid = tswapl(target_efl->l_pid);
53a5960a 5215 unlock_user_struct(target_efl, arg3, 0);
ce4defa0
PB		 5216 } else
5217#endif
5218 {
9ee1fa2c
FB		 5219 if (!lock_user_struct(VERIFY_READ, target_fl, arg3, 1))
5220 goto efault;
ce4defa0
PB		 5221 fl.l_type = tswap16(target_fl->l_type);
5222 fl.l_whence = tswap16(target_fl->l_whence);
5223 fl.l_start = tswap64(target_fl->l_start);
5224 fl.l_len = tswap64(target_fl->l_len);
5225 fl.l_pid = tswapl(target_fl->l_pid);
53a5960a 5226 unlock_user_struct(target_fl, arg3, 0);
ce4defa0 5227 }
b1e341eb 5228 ret = get_errno(fcntl(arg1, cmd, &fl));
77e4672d 5229 break;
60cd49d5 5230 default:
9ee1fa2c 5231 ret = do_fcntl(arg1, cmd, arg3);
60cd49d5
FB		 5232 break;
5233 }
77e4672d
FB		 5234 break;
5235 }
60cd49d5 5236#endif
7d600c80
TS		 5237#ifdef TARGET_NR_cacheflush
5238 case TARGET_NR_cacheflush:
5239 /* self-modifying code is handled automatically, so nothing needed */
5240 ret = 0;
5241 break;
5242#endif
ebc05488 5243#ifdef TARGET_NR_security
31e31b8a
FB		 5244 case TARGET_NR_security:
5245 goto unimplemented;
c573ff67
FB		 5246#endif
5247#ifdef TARGET_NR_getpagesize
5248 case TARGET_NR_getpagesize:
5249 ret = TARGET_PAGE_SIZE;
5250 break;
ebc05488 5251#endif
31e31b8a
FB		 5252 case TARGET_NR_gettid:
5253 ret = get_errno(gettid());
5254 break;
e5febef5 5255#ifdef TARGET_NR_readahead
31e31b8a 5256 case TARGET_NR_readahead:
5cd4393b 5257 goto unimplemented;
e5febef5 5258#endif
ebc05488 5259#ifdef TARGET_NR_setxattr
31e31b8a
FB		 5260 case TARGET_NR_setxattr:
5261 case TARGET_NR_lsetxattr:
5262 case TARGET_NR_fsetxattr:
5263 case TARGET_NR_getxattr:
5264 case TARGET_NR_lgetxattr:
5265 case TARGET_NR_fgetxattr:
5266 case TARGET_NR_listxattr:
5267 case TARGET_NR_llistxattr:
5268 case TARGET_NR_flistxattr:
5269 case TARGET_NR_removexattr:
5270 case TARGET_NR_lremovexattr:
5271 case TARGET_NR_fremovexattr:
5cd4393b 5272 goto unimplemented_nowarn;
ebc05488
FB		 5273#endif
5274#ifdef TARGET_NR_set_thread_area
5cd4393b 5275 case TARGET_NR_set_thread_area:
8d18e893 5276#if defined(TARGET_MIPS)
6f5b89a0
TS		 5277 ((CPUMIPSState *) cpu_env)->tls_value = arg1;
5278 ret = 0;
5279 break;
8d18e893
FB		 5280#elif defined(TARGET_I386) && defined(TARGET_ABI32)
5281 ret = do_set_thread_area(cpu_env, arg1);
5282 break;
6f5b89a0
TS		 5283#else
5284 goto unimplemented_nowarn;
5285#endif
5286#endif
5287#ifdef TARGET_NR_get_thread_area
5cd4393b 5288 case TARGET_NR_get_thread_area:
8d18e893
FB		 5289#if defined(TARGET_I386) && defined(TARGET_ABI32)
5290 ret = do_get_thread_area(cpu_env, arg1);
5291#else
5cd4393b 5292 goto unimplemented_nowarn;
48dc41eb 5293#endif
8d18e893 5294#endif
48dc41eb
FB		 5295#ifdef TARGET_NR_getdomainname
5296 case TARGET_NR_getdomainname:
5297 goto unimplemented_nowarn;
ebc05488 5298#endif
6f5b89a0 5299
b5906f95
TS		 5300#ifdef TARGET_NR_clock_gettime
5301 case TARGET_NR_clock_gettime:
5302 {
5303 struct timespec ts;
5304 ret = get_errno(clock_gettime(arg1, &ts));
5305 if (!is_error(ret)) {
5306 host_to_target_timespec(arg2, &ts);
5307 }
5308 break;
5309 }
5310#endif
5311#ifdef TARGET_NR_clock_getres
5312 case TARGET_NR_clock_getres:
5313 {
5314 struct timespec ts;
5315 ret = get_errno(clock_getres(arg1, &ts));
5316 if (!is_error(ret)) {
5317 host_to_target_timespec(arg2, &ts);
5318 }
5319 break;
5320 }
5321#endif
5322
6f5b89a0
TS		 5323#if defined(TARGET_NR_set_tid_address) && defined(__NR_set_tid_address)
5324 case TARGET_NR_set_tid_address:
579a97f7
FB		 5325 ret = get_errno(set_tid_address((int *)g2h(arg1)));
5326 break;
6f5b89a0
TS		 5327#endif
5328
3ae43202 5329#if defined(TARGET_NR_tkill) && defined(__NR_tkill)
4cae1d16
TS		 5330 case TARGET_NR_tkill:
5331 ret = get_errno(sys_tkill((int)arg1, (int)arg2));
5332 break;
5333#endif
5334
3ae43202 5335#if defined(TARGET_NR_tgkill) && defined(__NR_tgkill)
71455574
TS		 5336 case TARGET_NR_tgkill:
5337 ret = get_errno(sys_tgkill((int)arg1, (int)arg2, (int)arg3));
5338 break;
5339#endif
5340
4f2b1fe8
TS		 5341#ifdef TARGET_NR_set_robust_list
5342 case TARGET_NR_set_robust_list:
5343 goto unimplemented_nowarn;
5344#endif
5345
9007f0ef
TS		 5346#if defined(TARGET_NR_utimensat) && defined(__NR_utimensat)
5347 case TARGET_NR_utimensat:
5348 {
5349 struct timespec ts[2];
5350 target_to_host_timespec(ts, arg3);
5351 target_to_host_timespec(ts+1, arg3+sizeof(struct target_timespec));
5352 if (!arg2)
5353 ret = get_errno(sys_utimensat(arg1, NULL, ts, arg4));
5354 else {
579a97f7 5355 if (!(p = lock_user_string(arg2))) {
0da46a6e 5356 ret = -TARGET_EFAULT;
579a97f7
FB		 5357 goto fail;
5358 }
5359 ret = get_errno(sys_utimensat(arg1, path(p), ts, arg4));
5360 unlock_user(p, arg2, 0);
9007f0ef
TS		 5361 }
5362 }
5363 break;
5364#endif
5365
31e31b8a
FB		 5366 default:
5367 unimplemented:
5cd4393b 5368 gemu_log("qemu: Unsupported syscall: %d\n", num);
4f2b1fe8 5369#if defined(TARGET_NR_setxattr) || defined(TARGET_NR_get_thread_area) || defined(TARGET_NR_getdomainname) || defined(TARGET_NR_set_robust_list)
5cd4393b 5370 unimplemented_nowarn:
80a9d035 5371#endif
0da46a6e 5372 ret = -TARGET_ENOSYS;
31e31b8a
FB		 5373 break;
5374 }
579a97f7 5375fail:
c573ff67
FB		 5376#ifdef DEBUG
5377 gemu_log(" = %ld\n", ret);
5378#endif
b92c47c1
TS		 5379 if(do_strace)
5380 print_syscall_ret(num, ret);
31e31b8a 5381 return ret;
579a97f7
FB		 5382efault:
5383 ret = -TARGET_EFAULT;
5384 goto fail;
31e31b8a 5385}
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