4 * Copyright (c) 2003 Fabrice Bellard
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.
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.
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.
32 #include <sys/types.h>
38 #include <sys/mount.h>
39 #include <sys/prctl.h>
40 #include <sys/resource.h>
45 #include <sys/socket.h>
48 #include <sys/times.h>
51 #include <sys/statfs.h>
53 #include <sys/sysinfo.h>
54 //#include <sys/user.h>
55 #include <netinet/ip.h>
56 #include <netinet/tcp.h>
57 #include <qemu-common.h>
59 #define termios host_termios
60 #define winsize host_winsize
61 #define termio host_termio
62 #define sgttyb host_sgttyb /* same as target */
63 #define tchars host_tchars /* same as target */
64 #define ltchars host_ltchars /* same as target */
66 #include <linux/termios.h>
67 #include <linux/unistd.h>
68 #include <linux/utsname.h>
69 #include <linux/cdrom.h>
70 #include <linux/hdreg.h>
71 #include <linux/soundcard.h>
73 #include <linux/mtio.h>
74 #include "linux_loop.h"
77 #include "qemu-common.h"
80 #include <linux/futex.h>
81 #define CLONE_NPTL_FLAGS2 (CLONE_SETTLS | \
82 CLONE_PARENT_SETTID | CLONE_CHILD_SETTID | CLONE_CHILD_CLEARTID)
84 /* XXX: Hardcode the above values. */
85 #define CLONE_NPTL_FLAGS2 0
90 #if defined(TARGET_I386) || defined(TARGET_ARM) || defined(TARGET_SPARC) \
91 || defined(TARGET_M68K) || defined(TARGET_SH4) || defined(TARGET_CRIS)
92 /* 16 bit uid wrappers emulation */
96 //#include <linux/msdos_fs.h>
97 #define VFAT_IOCTL_READDIR_BOTH _IOR('r', 1, struct dirent [2])
98 #define VFAT_IOCTL_READDIR_SHORT _IOR('r', 2, struct dirent [2])
109 #define _syscall0(type,name) \
110 static type name (void) \
112 return syscall(__NR_##name); \
115 #define _syscall1(type,name,type1,arg1) \
116 static type name (type1 arg1) \
118 return syscall(__NR_##name, arg1); \
121 #define _syscall2(type,name,type1,arg1,type2,arg2) \
122 static type name (type1 arg1,type2 arg2) \
124 return syscall(__NR_##name, arg1, arg2); \
127 #define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3) \
128 static type name (type1 arg1,type2 arg2,type3 arg3) \
130 return syscall(__NR_##name, arg1, arg2, arg3); \
133 #define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4) \
134 static type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4) \
136 return syscall(__NR_##name, arg1, arg2, arg3, arg4); \
139 #define _syscall5(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \
141 static type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5) \
143 return syscall(__NR_##name, arg1, arg2, arg3, arg4, arg5); \
147 #define _syscall6(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \
148 type5,arg5,type6,arg6) \
149 static type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5, \
152 return syscall(__NR_##name, arg1, arg2, arg3, arg4, arg5, arg6); \
156 #define __NR_sys_uname __NR_uname
157 #define __NR_sys_faccessat __NR_faccessat
158 #define __NR_sys_fchmodat __NR_fchmodat
159 #define __NR_sys_fchownat __NR_fchownat
160 #define __NR_sys_fstatat64 __NR_fstatat64
161 #define __NR_sys_futimesat __NR_futimesat
162 #define __NR_sys_getcwd1 __NR_getcwd
163 #define __NR_sys_getdents __NR_getdents
164 #define __NR_sys_getdents64 __NR_getdents64
165 #define __NR_sys_getpriority __NR_getpriority
166 #define __NR_sys_linkat __NR_linkat
167 #define __NR_sys_mkdirat __NR_mkdirat
168 #define __NR_sys_mknodat __NR_mknodat
169 #define __NR_sys_openat __NR_openat
170 #define __NR_sys_readlinkat __NR_readlinkat
171 #define __NR_sys_renameat __NR_renameat
172 #define __NR_sys_rt_sigqueueinfo __NR_rt_sigqueueinfo
173 #define __NR_sys_symlinkat __NR_symlinkat
174 #define __NR_sys_syslog __NR_syslog
175 #define __NR_sys_tgkill __NR_tgkill
176 #define __NR_sys_tkill __NR_tkill
177 #define __NR_sys_unlinkat __NR_unlinkat
178 #define __NR_sys_utimensat __NR_utimensat
179 #define __NR_sys_futex __NR_futex
181 #if defined(__alpha__) || defined (__ia64__) || defined(__x86_64__)
182 #define __NR__llseek __NR_lseek
186 _syscall0(int, gettid
)
188 /* This is a replacement for the host gettid() and must return a host
190 static int gettid(void) {
194 _syscall1(int,sys_uname
,struct new_utsname
*,buf
)
195 #if defined(TARGET_NR_faccessat) && defined(__NR_faccessat)
196 _syscall4(int,sys_faccessat
,int,dirfd
,const char *,pathname
,int,mode
,int,flags
)
198 #if defined(TARGET_NR_fchmodat) && defined(__NR_fchmodat)
199 _syscall4(int,sys_fchmodat
,int,dirfd
,const char *,pathname
,
200 mode_t
,mode
,int,flags
)
202 #if defined(TARGET_NR_fchownat) && defined(__NR_fchownat) && defined(USE_UID16)
203 _syscall5(int,sys_fchownat
,int,dirfd
,const char *,pathname
,
204 uid_t
,owner
,gid_t
,group
,int,flags
)
206 #if defined(TARGET_NR_fstatat64) && defined(__NR_fstatat64)
207 _syscall4(int,sys_fstatat64
,int,dirfd
,const char *,pathname
,
208 struct stat
*,buf
,int,flags
)
210 #if defined(TARGET_NR_futimesat) && defined(__NR_futimesat)
211 _syscall3(int,sys_futimesat
,int,dirfd
,const char *,pathname
,
212 const struct timeval
*,times
)
214 _syscall2(int,sys_getcwd1
,char *,buf
,size_t,size
)
215 #if TARGET_ABI_BITS == 32
216 _syscall3(int, sys_getdents
, uint
, fd
, struct dirent
*, dirp
, uint
, count
);
218 #if defined(TARGET_NR_getdents64) && defined(__NR_getdents64)
219 _syscall3(int, sys_getdents64
, uint
, fd
, struct dirent64
*, dirp
, uint
, count
);
221 _syscall2(int, sys_getpriority
, int, which
, int, who
);
222 #if !defined (__x86_64__)
223 _syscall5(int, _llseek
, uint
, fd
, ulong
, hi
, ulong
, lo
,
224 loff_t
*, res
, uint
, wh
);
226 #if defined(TARGET_NR_linkat) && defined(__NR_linkat)
227 _syscall5(int,sys_linkat
,int,olddirfd
,const char *,oldpath
,
228 int,newdirfd
,const char *,newpath
,int,flags
)
230 #if defined(TARGET_NR_mkdirat) && defined(__NR_mkdirat)
231 _syscall3(int,sys_mkdirat
,int,dirfd
,const char *,pathname
,mode_t
,mode
)
233 #if defined(TARGET_NR_mknodat) && defined(__NR_mknodat)
234 _syscall4(int,sys_mknodat
,int,dirfd
,const char *,pathname
,
235 mode_t
,mode
,dev_t
,dev
)
237 #if defined(TARGET_NR_openat) && defined(__NR_openat)
238 _syscall4(int,sys_openat
,int,dirfd
,const char *,pathname
,int,flags
,mode_t
,mode
)
240 #if defined(TARGET_NR_readlinkat) && defined(__NR_readlinkat)
241 _syscall4(int,sys_readlinkat
,int,dirfd
,const char *,pathname
,
242 char *,buf
,size_t,bufsize
)
244 #if defined(TARGET_NR_renameat) && defined(__NR_renameat)
245 _syscall4(int,sys_renameat
,int,olddirfd
,const char *,oldpath
,
246 int,newdirfd
,const char *,newpath
)
248 _syscall3(int,sys_rt_sigqueueinfo
,int,pid
,int,sig
,siginfo_t
*,uinfo
)
249 #if defined(TARGET_NR_symlinkat) && defined(__NR_symlinkat)
250 _syscall3(int,sys_symlinkat
,const char *,oldpath
,
251 int,newdirfd
,const char *,newpath
)
253 _syscall3(int,sys_syslog
,int,type
,char*,bufp
,int,len
)
254 #if defined(TARGET_NR_tgkill) && defined(__NR_tgkill)
255 _syscall3(int,sys_tgkill
,int,tgid
,int,pid
,int,sig
)
257 #if defined(TARGET_NR_tkill) && defined(__NR_tkill)
258 _syscall2(int,sys_tkill
,int,tid
,int,sig
)
260 #ifdef __NR_exit_group
261 _syscall1(int,exit_group
,int,error_code
)
263 #if defined(TARGET_NR_set_tid_address) && defined(__NR_set_tid_address)
264 _syscall1(int,set_tid_address
,int *,tidptr
)
266 #if defined(TARGET_NR_unlinkat) && defined(__NR_unlinkat)
267 _syscall3(int,sys_unlinkat
,int,dirfd
,const char *,pathname
,int,flags
)
269 #if defined(TARGET_NR_utimensat) && defined(__NR_utimensat)
270 _syscall4(int,sys_utimensat
,int,dirfd
,const char *,pathname
,
271 const struct timespec
*,tsp
,int,flags
)
273 #if defined(USE_NPTL)
274 #if defined(TARGET_NR_futex) && defined(__NR_futex)
275 _syscall6(int,sys_futex
,int *,uaddr
,int,op
,int,val
,
276 const struct timespec
*,timeout
,int *,uaddr2
,int,val3
)
280 extern int personality(int);
281 extern int flock(int, int);
282 extern int setfsuid(int);
283 extern int setfsgid(int);
284 extern int setgroups(int, gid_t
*);
286 #define ERRNO_TABLE_SIZE 1200
288 /* target_to_host_errno_table[] is initialized from
289 * host_to_target_errno_table[] in syscall_init(). */
290 static uint16_t target_to_host_errno_table
[ERRNO_TABLE_SIZE
] = {
294 * This list is the union of errno values overridden in asm-<arch>/errno.h
295 * minus the errnos that are not actually generic to all archs.
297 static uint16_t host_to_target_errno_table
[ERRNO_TABLE_SIZE
] = {
298 [EIDRM
] = TARGET_EIDRM
,
299 [ECHRNG
] = TARGET_ECHRNG
,
300 [EL2NSYNC
] = TARGET_EL2NSYNC
,
301 [EL3HLT
] = TARGET_EL3HLT
,
302 [EL3RST
] = TARGET_EL3RST
,
303 [ELNRNG
] = TARGET_ELNRNG
,
304 [EUNATCH
] = TARGET_EUNATCH
,
305 [ENOCSI
] = TARGET_ENOCSI
,
306 [EL2HLT
] = TARGET_EL2HLT
,
307 [EDEADLK
] = TARGET_EDEADLK
,
308 [ENOLCK
] = TARGET_ENOLCK
,
309 [EBADE
] = TARGET_EBADE
,
310 [EBADR
] = TARGET_EBADR
,
311 [EXFULL
] = TARGET_EXFULL
,
312 [ENOANO
] = TARGET_ENOANO
,
313 [EBADRQC
] = TARGET_EBADRQC
,
314 [EBADSLT
] = TARGET_EBADSLT
,
315 [EBFONT
] = TARGET_EBFONT
,
316 [ENOSTR
] = TARGET_ENOSTR
,
317 [ENODATA
] = TARGET_ENODATA
,
318 [ETIME
] = TARGET_ETIME
,
319 [ENOSR
] = TARGET_ENOSR
,
320 [ENONET
] = TARGET_ENONET
,
321 [ENOPKG
] = TARGET_ENOPKG
,
322 [EREMOTE
] = TARGET_EREMOTE
,
323 [ENOLINK
] = TARGET_ENOLINK
,
324 [EADV
] = TARGET_EADV
,
325 [ESRMNT
] = TARGET_ESRMNT
,
326 [ECOMM
] = TARGET_ECOMM
,
327 [EPROTO
] = TARGET_EPROTO
,
328 [EDOTDOT
] = TARGET_EDOTDOT
,
329 [EMULTIHOP
] = TARGET_EMULTIHOP
,
330 [EBADMSG
] = TARGET_EBADMSG
,
331 [ENAMETOOLONG
] = TARGET_ENAMETOOLONG
,
332 [EOVERFLOW
] = TARGET_EOVERFLOW
,
333 [ENOTUNIQ
] = TARGET_ENOTUNIQ
,
334 [EBADFD
] = TARGET_EBADFD
,
335 [EREMCHG
] = TARGET_EREMCHG
,
336 [ELIBACC
] = TARGET_ELIBACC
,
337 [ELIBBAD
] = TARGET_ELIBBAD
,
338 [ELIBSCN
] = TARGET_ELIBSCN
,
339 [ELIBMAX
] = TARGET_ELIBMAX
,
340 [ELIBEXEC
] = TARGET_ELIBEXEC
,
341 [EILSEQ
] = TARGET_EILSEQ
,
342 [ENOSYS
] = TARGET_ENOSYS
,
343 [ELOOP
] = TARGET_ELOOP
,
344 [ERESTART
] = TARGET_ERESTART
,
345 [ESTRPIPE
] = TARGET_ESTRPIPE
,
346 [ENOTEMPTY
] = TARGET_ENOTEMPTY
,
347 [EUSERS
] = TARGET_EUSERS
,
348 [ENOTSOCK
] = TARGET_ENOTSOCK
,
349 [EDESTADDRREQ
] = TARGET_EDESTADDRREQ
,
350 [EMSGSIZE
] = TARGET_EMSGSIZE
,
351 [EPROTOTYPE
] = TARGET_EPROTOTYPE
,
352 [ENOPROTOOPT
] = TARGET_ENOPROTOOPT
,
353 [EPROTONOSUPPORT
] = TARGET_EPROTONOSUPPORT
,
354 [ESOCKTNOSUPPORT
] = TARGET_ESOCKTNOSUPPORT
,
355 [EOPNOTSUPP
] = TARGET_EOPNOTSUPP
,
356 [EPFNOSUPPORT
] = TARGET_EPFNOSUPPORT
,
357 [EAFNOSUPPORT
] = TARGET_EAFNOSUPPORT
,
358 [EADDRINUSE
] = TARGET_EADDRINUSE
,
359 [EADDRNOTAVAIL
] = TARGET_EADDRNOTAVAIL
,
360 [ENETDOWN
] = TARGET_ENETDOWN
,
361 [ENETUNREACH
] = TARGET_ENETUNREACH
,
362 [ENETRESET
] = TARGET_ENETRESET
,
363 [ECONNABORTED
] = TARGET_ECONNABORTED
,
364 [ECONNRESET
] = TARGET_ECONNRESET
,
365 [ENOBUFS
] = TARGET_ENOBUFS
,
366 [EISCONN
] = TARGET_EISCONN
,
367 [ENOTCONN
] = TARGET_ENOTCONN
,
368 [EUCLEAN
] = TARGET_EUCLEAN
,
369 [ENOTNAM
] = TARGET_ENOTNAM
,
370 [ENAVAIL
] = TARGET_ENAVAIL
,
371 [EISNAM
] = TARGET_EISNAM
,
372 [EREMOTEIO
] = TARGET_EREMOTEIO
,
373 [ESHUTDOWN
] = TARGET_ESHUTDOWN
,
374 [ETOOMANYREFS
] = TARGET_ETOOMANYREFS
,
375 [ETIMEDOUT
] = TARGET_ETIMEDOUT
,
376 [ECONNREFUSED
] = TARGET_ECONNREFUSED
,
377 [EHOSTDOWN
] = TARGET_EHOSTDOWN
,
378 [EHOSTUNREACH
] = TARGET_EHOSTUNREACH
,
379 [EALREADY
] = TARGET_EALREADY
,
380 [EINPROGRESS
] = TARGET_EINPROGRESS
,
381 [ESTALE
] = TARGET_ESTALE
,
382 [ECANCELED
] = TARGET_ECANCELED
,
383 [ENOMEDIUM
] = TARGET_ENOMEDIUM
,
384 [EMEDIUMTYPE
] = TARGET_EMEDIUMTYPE
,
386 [ENOKEY
] = TARGET_ENOKEY
,
389 [EKEYEXPIRED
] = TARGET_EKEYEXPIRED
,
392 [EKEYREVOKED
] = TARGET_EKEYREVOKED
,
395 [EKEYREJECTED
] = TARGET_EKEYREJECTED
,
398 [EOWNERDEAD
] = TARGET_EOWNERDEAD
,
400 #ifdef ENOTRECOVERABLE
401 [ENOTRECOVERABLE
] = TARGET_ENOTRECOVERABLE
,
405 static inline int host_to_target_errno(int err
)
407 if(host_to_target_errno_table
[err
])
408 return host_to_target_errno_table
[err
];
412 static inline int target_to_host_errno(int err
)
414 if (target_to_host_errno_table
[err
])
415 return target_to_host_errno_table
[err
];
419 static inline abi_long
get_errno(abi_long ret
)
422 return -host_to_target_errno(errno
);
427 static inline int is_error(abi_long ret
)
429 return (abi_ulong
)ret
>= (abi_ulong
)(-4096);
432 char *target_strerror(int err
)
434 return strerror(target_to_host_errno(err
));
437 static abi_ulong target_brk
;
438 static abi_ulong target_original_brk
;
440 void target_set_brk(abi_ulong new_brk
)
442 target_original_brk
= target_brk
= HOST_PAGE_ALIGN(new_brk
);
445 /* do_brk() must return target values and target errnos. */
446 abi_long
do_brk(abi_ulong new_brk
)
449 abi_long mapped_addr
;
454 if (new_brk
< target_original_brk
)
457 brk_page
= HOST_PAGE_ALIGN(target_brk
);
459 /* If the new brk is less than this, set it and we're done... */
460 if (new_brk
< brk_page
) {
461 target_brk
= new_brk
;
465 /* We need to allocate more memory after the brk... */
466 new_alloc_size
= HOST_PAGE_ALIGN(new_brk
- brk_page
+ 1);
467 mapped_addr
= get_errno(target_mmap(brk_page
, new_alloc_size
,
468 PROT_READ
|PROT_WRITE
,
469 MAP_ANON
|MAP_FIXED
|MAP_PRIVATE
, 0, 0));
471 if (!is_error(mapped_addr
))
472 target_brk
= new_brk
;
477 static inline abi_long
copy_from_user_fdset(fd_set
*fds
,
478 abi_ulong target_fds_addr
,
482 abi_ulong b
, *target_fds
;
484 nw
= (n
+ TARGET_ABI_BITS
- 1) / TARGET_ABI_BITS
;
485 if (!(target_fds
= lock_user(VERIFY_READ
,
487 sizeof(abi_ulong
) * nw
,
489 return -TARGET_EFAULT
;
493 for (i
= 0; i
< nw
; i
++) {
494 /* grab the abi_ulong */
495 __get_user(b
, &target_fds
[i
]);
496 for (j
= 0; j
< TARGET_ABI_BITS
; j
++) {
497 /* check the bit inside the abi_ulong */
504 unlock_user(target_fds
, target_fds_addr
, 0);
509 static inline abi_long
copy_to_user_fdset(abi_ulong target_fds_addr
,
515 abi_ulong
*target_fds
;
517 nw
= (n
+ TARGET_ABI_BITS
- 1) / TARGET_ABI_BITS
;
518 if (!(target_fds
= lock_user(VERIFY_WRITE
,
520 sizeof(abi_ulong
) * nw
,
522 return -TARGET_EFAULT
;
525 for (i
= 0; i
< nw
; i
++) {
527 for (j
= 0; j
< TARGET_ABI_BITS
; j
++) {
528 v
|= ((FD_ISSET(k
, fds
) != 0) << j
);
531 __put_user(v
, &target_fds
[i
]);
534 unlock_user(target_fds
, target_fds_addr
, sizeof(abi_ulong
) * nw
);
539 #if defined(__alpha__)
545 static inline abi_long
host_to_target_clock_t(long ticks
)
547 #if HOST_HZ == TARGET_HZ
550 return ((int64_t)ticks
* TARGET_HZ
) / HOST_HZ
;
554 static inline abi_long
host_to_target_rusage(abi_ulong target_addr
,
555 const struct rusage
*rusage
)
557 struct target_rusage
*target_rusage
;
559 if (!lock_user_struct(VERIFY_WRITE
, target_rusage
, target_addr
, 0))
560 return -TARGET_EFAULT
;
561 target_rusage
->ru_utime
.tv_sec
= tswapl(rusage
->ru_utime
.tv_sec
);
562 target_rusage
->ru_utime
.tv_usec
= tswapl(rusage
->ru_utime
.tv_usec
);
563 target_rusage
->ru_stime
.tv_sec
= tswapl(rusage
->ru_stime
.tv_sec
);
564 target_rusage
->ru_stime
.tv_usec
= tswapl(rusage
->ru_stime
.tv_usec
);
565 target_rusage
->ru_maxrss
= tswapl(rusage
->ru_maxrss
);
566 target_rusage
->ru_ixrss
= tswapl(rusage
->ru_ixrss
);
567 target_rusage
->ru_idrss
= tswapl(rusage
->ru_idrss
);
568 target_rusage
->ru_isrss
= tswapl(rusage
->ru_isrss
);
569 target_rusage
->ru_minflt
= tswapl(rusage
->ru_minflt
);
570 target_rusage
->ru_majflt
= tswapl(rusage
->ru_majflt
);
571 target_rusage
->ru_nswap
= tswapl(rusage
->ru_nswap
);
572 target_rusage
->ru_inblock
= tswapl(rusage
->ru_inblock
);
573 target_rusage
->ru_oublock
= tswapl(rusage
->ru_oublock
);
574 target_rusage
->ru_msgsnd
= tswapl(rusage
->ru_msgsnd
);
575 target_rusage
->ru_msgrcv
= tswapl(rusage
->ru_msgrcv
);
576 target_rusage
->ru_nsignals
= tswapl(rusage
->ru_nsignals
);
577 target_rusage
->ru_nvcsw
= tswapl(rusage
->ru_nvcsw
);
578 target_rusage
->ru_nivcsw
= tswapl(rusage
->ru_nivcsw
);
579 unlock_user_struct(target_rusage
, target_addr
, 1);
584 static inline abi_long
copy_from_user_timeval(struct timeval
*tv
,
585 abi_ulong target_tv_addr
)
587 struct target_timeval
*target_tv
;
589 if (!lock_user_struct(VERIFY_READ
, target_tv
, target_tv_addr
, 1))
590 return -TARGET_EFAULT
;
592 __get_user(tv
->tv_sec
, &target_tv
->tv_sec
);
593 __get_user(tv
->tv_usec
, &target_tv
->tv_usec
);
595 unlock_user_struct(target_tv
, target_tv_addr
, 0);
600 static inline abi_long
copy_to_user_timeval(abi_ulong target_tv_addr
,
601 const struct timeval
*tv
)
603 struct target_timeval
*target_tv
;
605 if (!lock_user_struct(VERIFY_WRITE
, target_tv
, target_tv_addr
, 0))
606 return -TARGET_EFAULT
;
608 __put_user(tv
->tv_sec
, &target_tv
->tv_sec
);
609 __put_user(tv
->tv_usec
, &target_tv
->tv_usec
);
611 unlock_user_struct(target_tv
, target_tv_addr
, 1);
617 /* do_select() must return target values and target errnos. */
618 static abi_long
do_select(int n
,
619 abi_ulong rfd_addr
, abi_ulong wfd_addr
,
620 abi_ulong efd_addr
, abi_ulong target_tv_addr
)
622 fd_set rfds
, wfds
, efds
;
623 fd_set
*rfds_ptr
, *wfds_ptr
, *efds_ptr
;
624 struct timeval tv
, *tv_ptr
;
628 if (copy_from_user_fdset(&rfds
, rfd_addr
, n
))
629 return -TARGET_EFAULT
;
635 if (copy_from_user_fdset(&wfds
, wfd_addr
, n
))
636 return -TARGET_EFAULT
;
642 if (copy_from_user_fdset(&efds
, efd_addr
, n
))
643 return -TARGET_EFAULT
;
649 if (target_tv_addr
) {
650 if (copy_from_user_timeval(&tv
, target_tv_addr
))
651 return -TARGET_EFAULT
;
657 ret
= get_errno(select(n
, rfds_ptr
, wfds_ptr
, efds_ptr
, tv_ptr
));
659 if (!is_error(ret
)) {
660 if (rfd_addr
&& copy_to_user_fdset(rfd_addr
, &rfds
, n
))
661 return -TARGET_EFAULT
;
662 if (wfd_addr
&& copy_to_user_fdset(wfd_addr
, &wfds
, n
))
663 return -TARGET_EFAULT
;
664 if (efd_addr
&& copy_to_user_fdset(efd_addr
, &efds
, n
))
665 return -TARGET_EFAULT
;
667 if (target_tv_addr
&& copy_to_user_timeval(target_tv_addr
, &tv
))
668 return -TARGET_EFAULT
;
674 static inline abi_long
target_to_host_sockaddr(struct sockaddr
*addr
,
675 abi_ulong target_addr
,
678 struct target_sockaddr
*target_saddr
;
680 target_saddr
= lock_user(VERIFY_READ
, target_addr
, len
, 1);
682 return -TARGET_EFAULT
;
683 memcpy(addr
, target_saddr
, len
);
684 addr
->sa_family
= tswap16(target_saddr
->sa_family
);
685 unlock_user(target_saddr
, target_addr
, 0);
690 static inline abi_long
host_to_target_sockaddr(abi_ulong target_addr
,
691 struct sockaddr
*addr
,
694 struct target_sockaddr
*target_saddr
;
696 target_saddr
= lock_user(VERIFY_WRITE
, target_addr
, len
, 0);
698 return -TARGET_EFAULT
;
699 memcpy(target_saddr
, addr
, len
);
700 target_saddr
->sa_family
= tswap16(addr
->sa_family
);
701 unlock_user(target_saddr
, target_addr
, len
);
706 /* ??? Should this also swap msgh->name? */
707 static inline abi_long
target_to_host_cmsg(struct msghdr
*msgh
,
708 struct target_msghdr
*target_msgh
)
710 struct cmsghdr
*cmsg
= CMSG_FIRSTHDR(msgh
);
711 abi_long msg_controllen
;
712 abi_ulong target_cmsg_addr
;
713 struct target_cmsghdr
*target_cmsg
;
716 msg_controllen
= tswapl(target_msgh
->msg_controllen
);
717 if (msg_controllen
< sizeof (struct target_cmsghdr
))
719 target_cmsg_addr
= tswapl(target_msgh
->msg_control
);
720 target_cmsg
= lock_user(VERIFY_READ
, target_cmsg_addr
, msg_controllen
, 1);
722 return -TARGET_EFAULT
;
724 while (cmsg
&& target_cmsg
) {
725 void *data
= CMSG_DATA(cmsg
);
726 void *target_data
= TARGET_CMSG_DATA(target_cmsg
);
728 int len
= tswapl(target_cmsg
->cmsg_len
)
729 - TARGET_CMSG_ALIGN(sizeof (struct target_cmsghdr
));
731 space
+= CMSG_SPACE(len
);
732 if (space
> msgh
->msg_controllen
) {
733 space
-= CMSG_SPACE(len
);
734 gemu_log("Host cmsg overflow\n");
738 cmsg
->cmsg_level
= tswap32(target_cmsg
->cmsg_level
);
739 cmsg
->cmsg_type
= tswap32(target_cmsg
->cmsg_type
);
740 cmsg
->cmsg_len
= CMSG_LEN(len
);
742 if (cmsg
->cmsg_level
!= TARGET_SOL_SOCKET
|| cmsg
->cmsg_type
!= SCM_RIGHTS
) {
743 gemu_log("Unsupported ancillary data: %d/%d\n", cmsg
->cmsg_level
, cmsg
->cmsg_type
);
744 memcpy(data
, target_data
, len
);
746 int *fd
= (int *)data
;
747 int *target_fd
= (int *)target_data
;
748 int i
, numfds
= len
/ sizeof(int);
750 for (i
= 0; i
< numfds
; i
++)
751 fd
[i
] = tswap32(target_fd
[i
]);
754 cmsg
= CMSG_NXTHDR(msgh
, cmsg
);
755 target_cmsg
= TARGET_CMSG_NXTHDR(target_msgh
, target_cmsg
);
757 unlock_user(target_cmsg
, target_cmsg_addr
, 0);
759 msgh
->msg_controllen
= space
;
763 /* ??? Should this also swap msgh->name? */
764 static inline abi_long
host_to_target_cmsg(struct target_msghdr
*target_msgh
,
767 struct cmsghdr
*cmsg
= CMSG_FIRSTHDR(msgh
);
768 abi_long msg_controllen
;
769 abi_ulong target_cmsg_addr
;
770 struct target_cmsghdr
*target_cmsg
;
773 msg_controllen
= tswapl(target_msgh
->msg_controllen
);
774 if (msg_controllen
< sizeof (struct target_cmsghdr
))
776 target_cmsg_addr
= tswapl(target_msgh
->msg_control
);
777 target_cmsg
= lock_user(VERIFY_WRITE
, target_cmsg_addr
, msg_controllen
, 0);
779 return -TARGET_EFAULT
;
781 while (cmsg
&& target_cmsg
) {
782 void *data
= CMSG_DATA(cmsg
);
783 void *target_data
= TARGET_CMSG_DATA(target_cmsg
);
785 int len
= cmsg
->cmsg_len
- CMSG_ALIGN(sizeof (struct cmsghdr
));
787 space
+= TARGET_CMSG_SPACE(len
);
788 if (space
> msg_controllen
) {
789 space
-= TARGET_CMSG_SPACE(len
);
790 gemu_log("Target cmsg overflow\n");
794 target_cmsg
->cmsg_level
= tswap32(cmsg
->cmsg_level
);
795 target_cmsg
->cmsg_type
= tswap32(cmsg
->cmsg_type
);
796 target_cmsg
->cmsg_len
= tswapl(TARGET_CMSG_LEN(len
));
798 if (cmsg
->cmsg_level
!= TARGET_SOL_SOCKET
|| cmsg
->cmsg_type
!= SCM_RIGHTS
) {
799 gemu_log("Unsupported ancillary data: %d/%d\n", cmsg
->cmsg_level
, cmsg
->cmsg_type
);
800 memcpy(target_data
, data
, len
);
802 int *fd
= (int *)data
;
803 int *target_fd
= (int *)target_data
;
804 int i
, numfds
= len
/ sizeof(int);
806 for (i
= 0; i
< numfds
; i
++)
807 target_fd
[i
] = tswap32(fd
[i
]);
810 cmsg
= CMSG_NXTHDR(msgh
, cmsg
);
811 target_cmsg
= TARGET_CMSG_NXTHDR(target_msgh
, target_cmsg
);
813 unlock_user(target_cmsg
, target_cmsg_addr
, space
);
815 target_msgh
->msg_controllen
= tswapl(space
);
819 /* do_setsockopt() Must return target values and target errnos. */
820 static abi_long
do_setsockopt(int sockfd
, int level
, int optname
,
821 abi_ulong optval_addr
, socklen_t optlen
)
828 /* TCP options all take an 'int' value. */
829 if (optlen
< sizeof(uint32_t))
830 return -TARGET_EINVAL
;
832 if (get_user_u32(val
, optval_addr
))
833 return -TARGET_EFAULT
;
834 ret
= get_errno(setsockopt(sockfd
, level
, optname
, &val
, sizeof(val
)));
841 case IP_ROUTER_ALERT
:
845 case IP_MTU_DISCOVER
:
851 case IP_MULTICAST_TTL
:
852 case IP_MULTICAST_LOOP
:
854 if (optlen
>= sizeof(uint32_t)) {
855 if (get_user_u32(val
, optval_addr
))
856 return -TARGET_EFAULT
;
857 } else if (optlen
>= 1) {
858 if (get_user_u8(val
, optval_addr
))
859 return -TARGET_EFAULT
;
861 ret
= get_errno(setsockopt(sockfd
, level
, optname
, &val
, sizeof(val
)));
867 case TARGET_SOL_SOCKET
:
869 /* Options with 'int' argument. */
870 case TARGET_SO_DEBUG
:
873 case TARGET_SO_REUSEADDR
:
874 optname
= SO_REUSEADDR
;
879 case TARGET_SO_ERROR
:
882 case TARGET_SO_DONTROUTE
:
883 optname
= SO_DONTROUTE
;
885 case TARGET_SO_BROADCAST
:
886 optname
= SO_BROADCAST
;
888 case TARGET_SO_SNDBUF
:
891 case TARGET_SO_RCVBUF
:
894 case TARGET_SO_KEEPALIVE
:
895 optname
= SO_KEEPALIVE
;
897 case TARGET_SO_OOBINLINE
:
898 optname
= SO_OOBINLINE
;
900 case TARGET_SO_NO_CHECK
:
901 optname
= SO_NO_CHECK
;
903 case TARGET_SO_PRIORITY
:
904 optname
= SO_PRIORITY
;
907 case TARGET_SO_BSDCOMPAT
:
908 optname
= SO_BSDCOMPAT
;
911 case TARGET_SO_PASSCRED
:
912 optname
= SO_PASSCRED
;
914 case TARGET_SO_TIMESTAMP
:
915 optname
= SO_TIMESTAMP
;
917 case TARGET_SO_RCVLOWAT
:
918 optname
= SO_RCVLOWAT
;
920 case TARGET_SO_RCVTIMEO
:
921 optname
= SO_RCVTIMEO
;
923 case TARGET_SO_SNDTIMEO
:
924 optname
= SO_SNDTIMEO
;
930 if (optlen
< sizeof(uint32_t))
931 return -TARGET_EINVAL
;
933 if (get_user_u32(val
, optval_addr
))
934 return -TARGET_EFAULT
;
935 ret
= get_errno(setsockopt(sockfd
, SOL_SOCKET
, optname
, &val
, sizeof(val
)));
939 gemu_log("Unsupported setsockopt level=%d optname=%d \n", level
, optname
);
940 ret
= -TARGET_ENOPROTOOPT
;
945 /* do_getsockopt() Must return target values and target errnos. */
946 static abi_long
do_getsockopt(int sockfd
, int level
, int optname
,
947 abi_ulong optval_addr
, abi_ulong optlen
)
954 case TARGET_SOL_SOCKET
:
957 case TARGET_SO_LINGER
:
958 case TARGET_SO_RCVTIMEO
:
959 case TARGET_SO_SNDTIMEO
:
960 case TARGET_SO_PEERCRED
:
961 case TARGET_SO_PEERNAME
:
962 /* These don't just return a single integer */
969 /* TCP options all take an 'int' value. */
971 if (get_user_u32(len
, optlen
))
972 return -TARGET_EFAULT
;
974 return -TARGET_EINVAL
;
976 ret
= get_errno(getsockopt(sockfd
, level
, optname
, &val
, &lv
));
983 if (put_user_u32(val
, optval_addr
))
984 return -TARGET_EFAULT
;
986 if (put_user_u8(val
, optval_addr
))
987 return -TARGET_EFAULT
;
989 if (put_user_u32(len
, optlen
))
990 return -TARGET_EFAULT
;
997 case IP_ROUTER_ALERT
:
1001 case IP_MTU_DISCOVER
:
1007 case IP_MULTICAST_TTL
:
1008 case IP_MULTICAST_LOOP
:
1009 if (get_user_u32(len
, optlen
))
1010 return -TARGET_EFAULT
;
1012 return -TARGET_EINVAL
;
1014 ret
= get_errno(getsockopt(sockfd
, level
, optname
, &val
, &lv
));
1017 if (len
< sizeof(int) && len
> 0 && val
>= 0 && val
< 255) {
1019 if (put_user_u32(len
, optlen
)
1020 || put_user_u8(val
, optval_addr
))
1021 return -TARGET_EFAULT
;
1023 if (len
> sizeof(int))
1025 if (put_user_u32(len
, optlen
)
1026 || put_user_u32(val
, optval_addr
))
1027 return -TARGET_EFAULT
;
1031 ret
= -TARGET_ENOPROTOOPT
;
1037 gemu_log("getsockopt level=%d optname=%d not yet supported\n",
1039 ret
= -TARGET_EOPNOTSUPP
;
1046 * lock_iovec()/unlock_iovec() have a return code of 0 for success where
1047 * other lock functions have a return code of 0 for failure.
1049 static abi_long
lock_iovec(int type
, struct iovec
*vec
, abi_ulong target_addr
,
1050 int count
, int copy
)
1052 struct target_iovec
*target_vec
;
1056 target_vec
= lock_user(VERIFY_READ
, target_addr
, count
* sizeof(struct target_iovec
), 1);
1058 return -TARGET_EFAULT
;
1059 for(i
= 0;i
< count
; i
++) {
1060 base
= tswapl(target_vec
[i
].iov_base
);
1061 vec
[i
].iov_len
= tswapl(target_vec
[i
].iov_len
);
1062 if (vec
[i
].iov_len
!= 0) {
1063 vec
[i
].iov_base
= lock_user(type
, base
, vec
[i
].iov_len
, copy
);
1064 if (!vec
[i
].iov_base
&& vec
[i
].iov_len
)
1067 /* zero length pointer is ignored */
1068 vec
[i
].iov_base
= NULL
;
1071 unlock_user (target_vec
, target_addr
, 0);
1074 /* failure - unwind locks */
1075 for (j
= 0; j
< i
; j
++) {
1076 base
= tswapl(target_vec
[j
].iov_base
);
1077 unlock_user(vec
[j
].iov_base
, base
, 0);
1079 unlock_user (target_vec
, target_addr
, 0);
1080 return -TARGET_EFAULT
;
1083 static abi_long
unlock_iovec(struct iovec
*vec
, abi_ulong target_addr
,
1084 int count
, int copy
)
1086 struct target_iovec
*target_vec
;
1090 target_vec
= lock_user(VERIFY_READ
, target_addr
, count
* sizeof(struct target_iovec
), 1);
1092 return -TARGET_EFAULT
;
1093 for(i
= 0;i
< count
; i
++) {
1094 base
= tswapl(target_vec
[i
].iov_base
);
1095 unlock_user(vec
[i
].iov_base
, base
, copy
? vec
[i
].iov_len
: 0);
1097 unlock_user (target_vec
, target_addr
, 0);
1102 /* do_socket() Must return target values and target errnos. */
1103 static abi_long
do_socket(int domain
, int type
, int protocol
)
1105 #if defined(TARGET_MIPS)
1107 case TARGET_SOCK_DGRAM
:
1110 case TARGET_SOCK_STREAM
:
1113 case TARGET_SOCK_RAW
:
1116 case TARGET_SOCK_RDM
:
1119 case TARGET_SOCK_SEQPACKET
:
1120 type
= SOCK_SEQPACKET
;
1122 case TARGET_SOCK_PACKET
:
1127 if (domain
== PF_NETLINK
)
1128 return -EAFNOSUPPORT
; /* do not NETLINK socket connections possible */
1129 return get_errno(socket(domain
, type
, protocol
));
1132 /* do_bind() Must return target values and target errnos. */
1133 static abi_long
do_bind(int sockfd
, abi_ulong target_addr
,
1136 void *addr
= alloca(addrlen
);
1138 target_to_host_sockaddr(addr
, target_addr
, addrlen
);
1139 return get_errno(bind(sockfd
, addr
, addrlen
));
1142 /* do_connect() Must return target values and target errnos. */
1143 static abi_long
do_connect(int sockfd
, abi_ulong target_addr
,
1146 void *addr
= alloca(addrlen
);
1148 target_to_host_sockaddr(addr
, target_addr
, addrlen
);
1149 return get_errno(connect(sockfd
, addr
, addrlen
));
1152 /* do_sendrecvmsg() Must return target values and target errnos. */
1153 static abi_long
do_sendrecvmsg(int fd
, abi_ulong target_msg
,
1154 int flags
, int send
)
1157 struct target_msghdr
*msgp
;
1161 abi_ulong target_vec
;
1164 if (!lock_user_struct(send
? VERIFY_READ
: VERIFY_WRITE
,
1168 return -TARGET_EFAULT
;
1169 if (msgp
->msg_name
) {
1170 msg
.msg_namelen
= tswap32(msgp
->msg_namelen
);
1171 msg
.msg_name
= alloca(msg
.msg_namelen
);
1172 target_to_host_sockaddr(msg
.msg_name
, tswapl(msgp
->msg_name
),
1175 msg
.msg_name
= NULL
;
1176 msg
.msg_namelen
= 0;
1178 msg
.msg_controllen
= 2 * tswapl(msgp
->msg_controllen
);
1179 msg
.msg_control
= alloca(msg
.msg_controllen
);
1180 msg
.msg_flags
= tswap32(msgp
->msg_flags
);
1182 count
= tswapl(msgp
->msg_iovlen
);
1183 vec
= alloca(count
* sizeof(struct iovec
));
1184 target_vec
= tswapl(msgp
->msg_iov
);
1185 lock_iovec(send
? VERIFY_READ
: VERIFY_WRITE
, vec
, target_vec
, count
, send
);
1186 msg
.msg_iovlen
= count
;
1190 ret
= target_to_host_cmsg(&msg
, msgp
);
1192 ret
= get_errno(sendmsg(fd
, &msg
, flags
));
1194 ret
= get_errno(recvmsg(fd
, &msg
, flags
));
1196 ret
= host_to_target_cmsg(msgp
, &msg
);
1198 unlock_iovec(vec
, target_vec
, count
, !send
);
1199 unlock_user_struct(msgp
, target_msg
, send
? 0 : 1);
1203 /* do_accept() Must return target values and target errnos. */
1204 static abi_long
do_accept(int fd
, abi_ulong target_addr
,
1205 abi_ulong target_addrlen_addr
)
1211 if (get_user_u32(addrlen
, target_addrlen_addr
))
1212 return -TARGET_EFAULT
;
1214 addr
= alloca(addrlen
);
1216 ret
= get_errno(accept(fd
, addr
, &addrlen
));
1217 if (!is_error(ret
)) {
1218 host_to_target_sockaddr(target_addr
, addr
, addrlen
);
1219 if (put_user_u32(addrlen
, target_addrlen_addr
))
1220 ret
= -TARGET_EFAULT
;
1225 /* do_getpeername() Must return target values and target errnos. */
1226 static abi_long
do_getpeername(int fd
, abi_ulong target_addr
,
1227 abi_ulong target_addrlen_addr
)
1233 if (get_user_u32(addrlen
, target_addrlen_addr
))
1234 return -TARGET_EFAULT
;
1236 addr
= alloca(addrlen
);
1238 ret
= get_errno(getpeername(fd
, addr
, &addrlen
));
1239 if (!is_error(ret
)) {
1240 host_to_target_sockaddr(target_addr
, addr
, addrlen
);
1241 if (put_user_u32(addrlen
, target_addrlen_addr
))
1242 ret
= -TARGET_EFAULT
;
1247 /* do_getsockname() Must return target values and target errnos. */
1248 static abi_long
do_getsockname(int fd
, abi_ulong target_addr
,
1249 abi_ulong target_addrlen_addr
)
1255 if (get_user_u32(addrlen
, target_addrlen_addr
))
1256 return -TARGET_EFAULT
;
1258 addr
= alloca(addrlen
);
1260 ret
= get_errno(getsockname(fd
, addr
, &addrlen
));
1261 if (!is_error(ret
)) {
1262 host_to_target_sockaddr(target_addr
, addr
, addrlen
);
1263 if (put_user_u32(addrlen
, target_addrlen_addr
))
1264 ret
= -TARGET_EFAULT
;
1269 /* do_socketpair() Must return target values and target errnos. */
1270 static abi_long
do_socketpair(int domain
, int type
, int protocol
,
1271 abi_ulong target_tab_addr
)
1276 ret
= get_errno(socketpair(domain
, type
, protocol
, tab
));
1277 if (!is_error(ret
)) {
1278 if (put_user_s32(tab
[0], target_tab_addr
)
1279 || put_user_s32(tab
[1], target_tab_addr
+ sizeof(tab
[0])))
1280 ret
= -TARGET_EFAULT
;
1285 /* do_sendto() Must return target values and target errnos. */
1286 static abi_long
do_sendto(int fd
, abi_ulong msg
, size_t len
, int flags
,
1287 abi_ulong target_addr
, socklen_t addrlen
)
1293 host_msg
= lock_user(VERIFY_READ
, msg
, len
, 1);
1295 return -TARGET_EFAULT
;
1297 addr
= alloca(addrlen
);
1298 target_to_host_sockaddr(addr
, target_addr
, addrlen
);
1299 ret
= get_errno(sendto(fd
, host_msg
, len
, flags
, addr
, addrlen
));
1301 ret
= get_errno(send(fd
, host_msg
, len
, flags
));
1303 unlock_user(host_msg
, msg
, 0);
1307 /* do_recvfrom() Must return target values and target errnos. */
1308 static abi_long
do_recvfrom(int fd
, abi_ulong msg
, size_t len
, int flags
,
1309 abi_ulong target_addr
,
1310 abi_ulong target_addrlen
)
1317 host_msg
= lock_user(VERIFY_WRITE
, msg
, len
, 0);
1319 return -TARGET_EFAULT
;
1321 if (get_user_u32(addrlen
, target_addrlen
)) {
1322 ret
= -TARGET_EFAULT
;
1325 addr
= alloca(addrlen
);
1326 ret
= get_errno(recvfrom(fd
, host_msg
, len
, flags
, addr
, &addrlen
));
1328 addr
= NULL
; /* To keep compiler quiet. */
1329 ret
= get_errno(recv(fd
, host_msg
, len
, flags
));
1331 if (!is_error(ret
)) {
1333 host_to_target_sockaddr(target_addr
, addr
, addrlen
);
1334 if (put_user_u32(addrlen
, target_addrlen
)) {
1335 ret
= -TARGET_EFAULT
;
1339 unlock_user(host_msg
, msg
, len
);
1342 unlock_user(host_msg
, msg
, 0);
1347 #ifdef TARGET_NR_socketcall
1348 /* do_socketcall() Must return target values and target errnos. */
1349 static abi_long
do_socketcall(int num
, abi_ulong vptr
)
1352 const int n
= sizeof(abi_ulong
);
1357 int domain
, type
, protocol
;
1359 if (get_user_s32(domain
, vptr
)
1360 || get_user_s32(type
, vptr
+ n
)
1361 || get_user_s32(protocol
, vptr
+ 2 * n
))
1362 return -TARGET_EFAULT
;
1364 ret
= do_socket(domain
, type
, protocol
);
1370 abi_ulong target_addr
;
1373 if (get_user_s32(sockfd
, vptr
)
1374 || get_user_ual(target_addr
, vptr
+ n
)
1375 || get_user_u32(addrlen
, vptr
+ 2 * n
))
1376 return -TARGET_EFAULT
;
1378 ret
= do_bind(sockfd
, target_addr
, addrlen
);
1381 case SOCKOP_connect
:
1384 abi_ulong target_addr
;
1387 if (get_user_s32(sockfd
, vptr
)
1388 || get_user_ual(target_addr
, vptr
+ n
)
1389 || get_user_u32(addrlen
, vptr
+ 2 * n
))
1390 return -TARGET_EFAULT
;
1392 ret
= do_connect(sockfd
, target_addr
, addrlen
);
1397 int sockfd
, backlog
;
1399 if (get_user_s32(sockfd
, vptr
)
1400 || get_user_s32(backlog
, vptr
+ n
))
1401 return -TARGET_EFAULT
;
1403 ret
= get_errno(listen(sockfd
, backlog
));
1409 abi_ulong target_addr
, target_addrlen
;
1411 if (get_user_s32(sockfd
, vptr
)
1412 || get_user_ual(target_addr
, vptr
+ n
)
1413 || get_user_u32(target_addrlen
, vptr
+ 2 * n
))
1414 return -TARGET_EFAULT
;
1416 ret
= do_accept(sockfd
, target_addr
, target_addrlen
);
1419 case SOCKOP_getsockname
:
1422 abi_ulong target_addr
, target_addrlen
;
1424 if (get_user_s32(sockfd
, vptr
)
1425 || get_user_ual(target_addr
, vptr
+ n
)
1426 || get_user_u32(target_addrlen
, vptr
+ 2 * n
))
1427 return -TARGET_EFAULT
;
1429 ret
= do_getsockname(sockfd
, target_addr
, target_addrlen
);
1432 case SOCKOP_getpeername
:
1435 abi_ulong target_addr
, target_addrlen
;
1437 if (get_user_s32(sockfd
, vptr
)
1438 || get_user_ual(target_addr
, vptr
+ n
)
1439 || get_user_u32(target_addrlen
, vptr
+ 2 * n
))
1440 return -TARGET_EFAULT
;
1442 ret
= do_getpeername(sockfd
, target_addr
, target_addrlen
);
1445 case SOCKOP_socketpair
:
1447 int domain
, type
, protocol
;
1450 if (get_user_s32(domain
, vptr
)
1451 || get_user_s32(type
, vptr
+ n
)
1452 || get_user_s32(protocol
, vptr
+ 2 * n
)
1453 || get_user_ual(tab
, vptr
+ 3 * n
))
1454 return -TARGET_EFAULT
;
1456 ret
= do_socketpair(domain
, type
, protocol
, tab
);
1466 if (get_user_s32(sockfd
, vptr
)
1467 || get_user_ual(msg
, vptr
+ n
)
1468 || get_user_ual(len
, vptr
+ 2 * n
)
1469 || get_user_s32(flags
, vptr
+ 3 * n
))
1470 return -TARGET_EFAULT
;
1472 ret
= do_sendto(sockfd
, msg
, len
, flags
, 0, 0);
1482 if (get_user_s32(sockfd
, vptr
)
1483 || get_user_ual(msg
, vptr
+ n
)
1484 || get_user_ual(len
, vptr
+ 2 * n
)
1485 || get_user_s32(flags
, vptr
+ 3 * n
))
1486 return -TARGET_EFAULT
;
1488 ret
= do_recvfrom(sockfd
, msg
, len
, flags
, 0, 0);
1500 if (get_user_s32(sockfd
, vptr
)
1501 || get_user_ual(msg
, vptr
+ n
)
1502 || get_user_ual(len
, vptr
+ 2 * n
)
1503 || get_user_s32(flags
, vptr
+ 3 * n
)
1504 || get_user_ual(addr
, vptr
+ 4 * n
)
1505 || get_user_u32(addrlen
, vptr
+ 5 * n
))
1506 return -TARGET_EFAULT
;
1508 ret
= do_sendto(sockfd
, msg
, len
, flags
, addr
, addrlen
);
1511 case SOCKOP_recvfrom
:
1520 if (get_user_s32(sockfd
, vptr
)
1521 || get_user_ual(msg
, vptr
+ n
)
1522 || get_user_ual(len
, vptr
+ 2 * n
)
1523 || get_user_s32(flags
, vptr
+ 3 * n
)
1524 || get_user_ual(addr
, vptr
+ 4 * n
)
1525 || get_user_u32(addrlen
, vptr
+ 5 * n
))
1526 return -TARGET_EFAULT
;
1528 ret
= do_recvfrom(sockfd
, msg
, len
, flags
, addr
, addrlen
);
1531 case SOCKOP_shutdown
:
1535 if (get_user_s32(sockfd
, vptr
)
1536 || get_user_s32(how
, vptr
+ n
))
1537 return -TARGET_EFAULT
;
1539 ret
= get_errno(shutdown(sockfd
, how
));
1542 case SOCKOP_sendmsg
:
1543 case SOCKOP_recvmsg
:
1546 abi_ulong target_msg
;
1549 if (get_user_s32(fd
, vptr
)
1550 || get_user_ual(target_msg
, vptr
+ n
)
1551 || get_user_s32(flags
, vptr
+ 2 * n
))
1552 return -TARGET_EFAULT
;
1554 ret
= do_sendrecvmsg(fd
, target_msg
, flags
,
1555 (num
== SOCKOP_sendmsg
));
1558 case SOCKOP_setsockopt
:
1566 if (get_user_s32(sockfd
, vptr
)
1567 || get_user_s32(level
, vptr
+ n
)
1568 || get_user_s32(optname
, vptr
+ 2 * n
)
1569 || get_user_ual(optval
, vptr
+ 3 * n
)
1570 || get_user_u32(optlen
, vptr
+ 4 * n
))
1571 return -TARGET_EFAULT
;
1573 ret
= do_setsockopt(sockfd
, level
, optname
, optval
, optlen
);
1576 case SOCKOP_getsockopt
:
1584 if (get_user_s32(sockfd
, vptr
)
1585 || get_user_s32(level
, vptr
+ n
)
1586 || get_user_s32(optname
, vptr
+ 2 * n
)
1587 || get_user_ual(optval
, vptr
+ 3 * n
)
1588 || get_user_u32(optlen
, vptr
+ 4 * n
))
1589 return -TARGET_EFAULT
;
1591 ret
= do_getsockopt(sockfd
, level
, optname
, optval
, optlen
);
1595 gemu_log("Unsupported socketcall: %d\n", num
);
1596 ret
= -TARGET_ENOSYS
;
1603 #ifdef TARGET_NR_ipc
1604 #define N_SHM_REGIONS 32
1606 static struct shm_region
{
1609 } shm_regions
[N_SHM_REGIONS
];
1611 struct target_ipc_perm
1618 unsigned short int mode
;
1619 unsigned short int __pad1
;
1620 unsigned short int __seq
;
1621 unsigned short int __pad2
;
1622 abi_ulong __unused1
;
1623 abi_ulong __unused2
;
1626 struct target_semid_ds
1628 struct target_ipc_perm sem_perm
;
1629 abi_ulong sem_otime
;
1630 abi_ulong __unused1
;
1631 abi_ulong sem_ctime
;
1632 abi_ulong __unused2
;
1633 abi_ulong sem_nsems
;
1634 abi_ulong __unused3
;
1635 abi_ulong __unused4
;
1638 static inline abi_long
target_to_host_ipc_perm(struct ipc_perm
*host_ip
,
1639 abi_ulong target_addr
)
1641 struct target_ipc_perm
*target_ip
;
1642 struct target_semid_ds
*target_sd
;
1644 if (!lock_user_struct(VERIFY_READ
, target_sd
, target_addr
, 1))
1645 return -TARGET_EFAULT
;
1646 target_ip
=&(target_sd
->sem_perm
);
1647 host_ip
->__key
= tswapl(target_ip
->__key
);
1648 host_ip
->uid
= tswapl(target_ip
->uid
);
1649 host_ip
->gid
= tswapl(target_ip
->gid
);
1650 host_ip
->cuid
= tswapl(target_ip
->cuid
);
1651 host_ip
->cgid
= tswapl(target_ip
->cgid
);
1652 host_ip
->mode
= tswapl(target_ip
->mode
);
1653 unlock_user_struct(target_sd
, target_addr
, 0);
1657 static inline abi_long
host_to_target_ipc_perm(abi_ulong target_addr
,
1658 struct ipc_perm
*host_ip
)
1660 struct target_ipc_perm
*target_ip
;
1661 struct target_semid_ds
*target_sd
;
1663 if (!lock_user_struct(VERIFY_WRITE
, target_sd
, target_addr
, 0))
1664 return -TARGET_EFAULT
;
1665 target_ip
= &(target_sd
->sem_perm
);
1666 target_ip
->__key
= tswapl(host_ip
->__key
);
1667 target_ip
->uid
= tswapl(host_ip
->uid
);
1668 target_ip
->gid
= tswapl(host_ip
->gid
);
1669 target_ip
->cuid
= tswapl(host_ip
->cuid
);
1670 target_ip
->cgid
= tswapl(host_ip
->cgid
);
1671 target_ip
->mode
= tswapl(host_ip
->mode
);
1672 unlock_user_struct(target_sd
, target_addr
, 1);
1676 static inline abi_long
target_to_host_semid_ds(struct semid_ds
*host_sd
,
1677 abi_ulong target_addr
)
1679 struct target_semid_ds
*target_sd
;
1681 if (!lock_user_struct(VERIFY_READ
, target_sd
, target_addr
, 1))
1682 return -TARGET_EFAULT
;
1683 target_to_host_ipc_perm(&(host_sd
->sem_perm
),target_addr
);
1684 host_sd
->sem_nsems
= tswapl(target_sd
->sem_nsems
);
1685 host_sd
->sem_otime
= tswapl(target_sd
->sem_otime
);
1686 host_sd
->sem_ctime
= tswapl(target_sd
->sem_ctime
);
1687 unlock_user_struct(target_sd
, target_addr
, 0);
1691 static inline abi_long
host_to_target_semid_ds(abi_ulong target_addr
,
1692 struct semid_ds
*host_sd
)
1694 struct target_semid_ds
*target_sd
;
1696 if (!lock_user_struct(VERIFY_WRITE
, target_sd
, target_addr
, 0))
1697 return -TARGET_EFAULT
;
1698 host_to_target_ipc_perm(target_addr
,&(host_sd
->sem_perm
));
1699 target_sd
->sem_nsems
= tswapl(host_sd
->sem_nsems
);
1700 target_sd
->sem_otime
= tswapl(host_sd
->sem_otime
);
1701 target_sd
->sem_ctime
= tswapl(host_sd
->sem_ctime
);
1702 unlock_user_struct(target_sd
, target_addr
, 1);
1708 struct semid_ds
*buf
;
1709 unsigned short *array
;
1712 union target_semun
{
1715 unsigned short int *array
;
1718 static inline abi_long
target_to_host_semun(int cmd
,
1719 union semun
*host_su
,
1720 abi_ulong target_addr
,
1721 struct semid_ds
*ds
)
1723 union target_semun
*target_su
;
1728 if (!lock_user_struct(VERIFY_READ
, target_su
, target_addr
, 1))
1729 return -TARGET_EFAULT
;
1730 target_to_host_semid_ds(ds
,target_su
->buf
);
1732 unlock_user_struct(target_su
, target_addr
, 0);
1736 if (!lock_user_struct(VERIFY_READ
, target_su
, target_addr
, 1))
1737 return -TARGET_EFAULT
;
1738 host_su
->val
= tswapl(target_su
->val
);
1739 unlock_user_struct(target_su
, target_addr
, 0);
1743 if (!lock_user_struct(VERIFY_READ
, target_su
, target_addr
, 1))
1744 return -TARGET_EFAULT
;
1745 *host_su
->array
= tswap16(*target_su
->array
);
1746 unlock_user_struct(target_su
, target_addr
, 0);
1749 gemu_log("semun operation not fully supported: %d\n", (int)cmd
);
1754 static inline abi_long
host_to_target_semun(int cmd
,
1755 abi_ulong target_addr
,
1756 union semun
*host_su
,
1757 struct semid_ds
*ds
)
1759 union target_semun
*target_su
;
1764 if (lock_user_struct(VERIFY_WRITE
, target_su
, target_addr
, 0))
1765 return -TARGET_EFAULT
;
1766 host_to_target_semid_ds(target_su
->buf
,ds
);
1767 unlock_user_struct(target_su
, target_addr
, 1);
1771 if (lock_user_struct(VERIFY_WRITE
, target_su
, target_addr
, 0))
1772 return -TARGET_EFAULT
;
1773 target_su
->val
= tswapl(host_su
->val
);
1774 unlock_user_struct(target_su
, target_addr
, 1);
1778 if (lock_user_struct(VERIFY_WRITE
, target_su
, target_addr
, 0))
1779 return -TARGET_EFAULT
;
1780 *target_su
->array
= tswap16(*host_su
->array
);
1781 unlock_user_struct(target_su
, target_addr
, 1);
1784 gemu_log("semun operation not fully supported: %d\n", (int)cmd
);
1789 static inline abi_long
do_semctl(int first
, int second
, int third
,
1793 struct semid_ds dsarg
;
1794 int cmd
= third
&0xff;
1799 target_to_host_semun(cmd
,&arg
,ptr
,&dsarg
);
1800 ret
= get_errno(semctl(first
, second
, cmd
, arg
));
1801 host_to_target_semun(cmd
,ptr
,&arg
,&dsarg
);
1804 target_to_host_semun(cmd
,&arg
,ptr
,&dsarg
);
1805 ret
= get_errno(semctl(first
, second
, cmd
, arg
));
1806 host_to_target_semun(cmd
,ptr
,&arg
,&dsarg
);
1809 target_to_host_semun(cmd
,&arg
,ptr
,&dsarg
);
1810 ret
= get_errno(semctl(first
, second
, cmd
, arg
));
1811 host_to_target_semun(cmd
,ptr
,&arg
,&dsarg
);
1814 target_to_host_semun(cmd
,&arg
,ptr
,&dsarg
);
1815 ret
= get_errno(semctl(first
, second
, cmd
, arg
));
1816 host_to_target_semun(cmd
,ptr
,&arg
,&dsarg
);
1819 target_to_host_semun(cmd
,&arg
,ptr
,&dsarg
);
1820 ret
= get_errno(semctl(first
, second
, cmd
, arg
));
1821 host_to_target_semun(cmd
,ptr
,&arg
,&dsarg
);
1824 target_to_host_semun(cmd
,&arg
,ptr
,&dsarg
);
1825 ret
= get_errno(semctl(first
, second
, cmd
, arg
));
1826 host_to_target_semun(cmd
,ptr
,&arg
,&dsarg
);
1829 ret
= get_errno(semctl(first
, second
, cmd
, arg
));
1835 struct target_msqid_ds
1837 struct target_ipc_perm msg_perm
;
1838 abi_ulong msg_stime
;
1839 abi_ulong __unused1
;
1840 abi_ulong msg_rtime
;
1841 abi_ulong __unused2
;
1842 abi_ulong msg_ctime
;
1843 abi_ulong __unused3
;
1844 abi_ulong __msg_cbytes
;
1846 abi_ulong msg_qbytes
;
1847 abi_ulong msg_lspid
;
1848 abi_ulong msg_lrpid
;
1849 abi_ulong __unused4
;
1850 abi_ulong __unused5
;
1853 static inline abi_long
target_to_host_msqid_ds(struct msqid_ds
*host_md
,
1854 abi_ulong target_addr
)
1856 struct target_msqid_ds
*target_md
;
1858 if (!lock_user_struct(VERIFY_READ
, target_md
, target_addr
, 1))
1859 return -TARGET_EFAULT
;
1860 target_to_host_ipc_perm(&(host_md
->msg_perm
),target_addr
);
1861 host_md
->msg_stime
= tswapl(target_md
->msg_stime
);
1862 host_md
->msg_rtime
= tswapl(target_md
->msg_rtime
);
1863 host_md
->msg_ctime
= tswapl(target_md
->msg_ctime
);
1864 host_md
->__msg_cbytes
= tswapl(target_md
->__msg_cbytes
);
1865 host_md
->msg_qnum
= tswapl(target_md
->msg_qnum
);
1866 host_md
->msg_qbytes
= tswapl(target_md
->msg_qbytes
);
1867 host_md
->msg_lspid
= tswapl(target_md
->msg_lspid
);
1868 host_md
->msg_lrpid
= tswapl(target_md
->msg_lrpid
);
1869 unlock_user_struct(target_md
, target_addr
, 0);
1873 static inline abi_long
host_to_target_msqid_ds(abi_ulong target_addr
,
1874 struct msqid_ds
*host_md
)
1876 struct target_msqid_ds
*target_md
;
1878 if (!lock_user_struct(VERIFY_WRITE
, target_md
, target_addr
, 0))
1879 return -TARGET_EFAULT
;
1880 host_to_target_ipc_perm(target_addr
,&(host_md
->msg_perm
));
1881 target_md
->msg_stime
= tswapl(host_md
->msg_stime
);
1882 target_md
->msg_rtime
= tswapl(host_md
->msg_rtime
);
1883 target_md
->msg_ctime
= tswapl(host_md
->msg_ctime
);
1884 target_md
->__msg_cbytes
= tswapl(host_md
->__msg_cbytes
);
1885 target_md
->msg_qnum
= tswapl(host_md
->msg_qnum
);
1886 target_md
->msg_qbytes
= tswapl(host_md
->msg_qbytes
);
1887 target_md
->msg_lspid
= tswapl(host_md
->msg_lspid
);
1888 target_md
->msg_lrpid
= tswapl(host_md
->msg_lrpid
);
1889 unlock_user_struct(target_md
, target_addr
, 1);
1893 static inline abi_long
do_msgctl(int first
, int second
, abi_long ptr
)
1895 struct msqid_ds dsarg
;
1896 int cmd
= second
&0xff;
1901 target_to_host_msqid_ds(&dsarg
,ptr
);
1902 ret
= get_errno(msgctl(first
, cmd
, &dsarg
));
1903 host_to_target_msqid_ds(ptr
,&dsarg
);
1905 ret
= get_errno(msgctl(first
, cmd
, &dsarg
));
1910 struct target_msgbuf
{
1915 static inline abi_long
do_msgsnd(int msqid
, abi_long msgp
,
1916 unsigned int msgsz
, int msgflg
)
1918 struct target_msgbuf
*target_mb
;
1919 struct msgbuf
*host_mb
;
1922 if (!lock_user_struct(VERIFY_READ
, target_mb
, msgp
, 0))
1923 return -TARGET_EFAULT
;
1924 host_mb
= malloc(msgsz
+sizeof(long));
1925 host_mb
->mtype
= tswapl(target_mb
->mtype
);
1926 memcpy(host_mb
->mtext
,target_mb
->mtext
,msgsz
);
1927 ret
= get_errno(msgsnd(msqid
, host_mb
, msgsz
, msgflg
));
1929 unlock_user_struct(target_mb
, msgp
, 0);
1934 static inline abi_long
do_msgrcv(int msqid
, abi_long msgp
,
1935 unsigned int msgsz
, int msgtype
,
1938 struct target_msgbuf
*target_mb
;
1940 struct msgbuf
*host_mb
;
1943 if (!lock_user_struct(VERIFY_WRITE
, target_mb
, msgp
, 0))
1944 return -TARGET_EFAULT
;
1945 host_mb
= malloc(msgsz
+sizeof(long));
1946 ret
= get_errno(msgrcv(msqid
, host_mb
, msgsz
, 1, msgflg
));
1948 abi_ulong target_mtext_addr
= msgp
+ sizeof(abi_ulong
);
1949 target_mtext
= lock_user(VERIFY_WRITE
, target_mtext_addr
, ret
, 0);
1950 if (!target_mtext
) {
1951 ret
= -TARGET_EFAULT
;
1954 memcpy(target_mb
->mtext
, host_mb
->mtext
, ret
);
1955 unlock_user(target_mtext
, target_mtext_addr
, ret
);
1957 target_mb
->mtype
= tswapl(host_mb
->mtype
);
1962 unlock_user_struct(target_mb
, msgp
, 1);
1966 /* ??? This only works with linear mappings. */
1967 /* do_ipc() must return target values and target errnos. */
1968 static abi_long
do_ipc(unsigned int call
, int first
,
1969 int second
, int third
,
1970 abi_long ptr
, abi_long fifth
)
1974 struct shmid_ds shm_info
;
1977 version
= call
>> 16;
1982 ret
= get_errno(semop(first
,(struct sembuf
*)g2h(ptr
), second
));
1986 ret
= get_errno(semget(first
, second
, third
));
1990 ret
= do_semctl(first
, second
, third
, ptr
);
1993 case IPCOP_semtimedop
:
1994 gemu_log("Unsupported ipc call: %d (version %d)\n", call
, version
);
1995 ret
= -TARGET_ENOSYS
;
1999 ret
= get_errno(msgget(first
, second
));
2003 ret
= do_msgsnd(first
, ptr
, second
, third
);
2007 ret
= do_msgctl(first
, second
, ptr
);
2012 /* XXX: this code is not correct */
2015 void *__unbounded msgp
;
2019 struct ipc_kludge
*foo
= (struct ipc_kludge
*)g2h(ptr
);
2020 struct msgbuf
*msgp
= (struct msgbuf
*) foo
->msgp
;
2022 ret
= do_msgrcv(first
, (long)msgp
, second
, 0, third
);
2031 /* SHM_* flags are the same on all linux platforms */
2032 host_addr
= shmat(first
, (void *)g2h(ptr
), second
);
2033 if (host_addr
== (void *)-1) {
2034 ret
= get_errno((long)host_addr
);
2037 raddr
= h2g((unsigned long)host_addr
);
2038 /* find out the length of the shared memory segment */
2040 ret
= get_errno(shmctl(first
, IPC_STAT
, &shm_info
));
2041 if (is_error(ret
)) {
2042 /* can't get length, bail out */
2046 page_set_flags(raddr
, raddr
+ shm_info
.shm_segsz
,
2047 PAGE_VALID
| PAGE_READ
|
2048 ((second
& SHM_RDONLY
)? 0: PAGE_WRITE
));
2049 for (i
= 0; i
< N_SHM_REGIONS
; ++i
) {
2050 if (shm_regions
[i
].start
== 0) {
2051 shm_regions
[i
].start
= raddr
;
2052 shm_regions
[i
].size
= shm_info
.shm_segsz
;
2056 if (put_user_ual(raddr
, third
))
2057 return -TARGET_EFAULT
;
2062 for (i
= 0; i
< N_SHM_REGIONS
; ++i
) {
2063 if (shm_regions
[i
].start
== ptr
) {
2064 shm_regions
[i
].start
= 0;
2065 page_set_flags(ptr
, shm_regions
[i
].size
, 0);
2069 ret
= get_errno(shmdt((void *)g2h(ptr
)));
2073 /* IPC_* flag values are the same on all linux platforms */
2074 ret
= get_errno(shmget(first
, second
, third
));
2077 /* IPC_* and SHM_* command values are the same on all linux platforms */
2083 ret
= get_errno(shmctl(first
, second
, NULL
));
2091 gemu_log("Unsupported ipc call: %d (version %d)\n", call
, version
);
2092 ret
= -TARGET_ENOSYS
;
2099 /* kernel structure types definitions */
2102 #define STRUCT(name, list...) STRUCT_ ## name,
2103 #define STRUCT_SPECIAL(name) STRUCT_ ## name,
2105 #include "syscall_types.h"
2108 #undef STRUCT_SPECIAL
2110 #define STRUCT(name, list...) const argtype struct_ ## name ## _def[] = { list, TYPE_NULL };
2111 #define STRUCT_SPECIAL(name)
2112 #include "syscall_types.h"
2114 #undef STRUCT_SPECIAL
2116 typedef struct IOCTLEntry
{
2117 unsigned int target_cmd
;
2118 unsigned int host_cmd
;
2121 const argtype arg_type
[5];
2124 #define IOC_R 0x0001
2125 #define IOC_W 0x0002
2126 #define IOC_RW (IOC_R | IOC_W)
2128 #define MAX_STRUCT_SIZE 4096
2130 IOCTLEntry ioctl_entries
[] = {
2131 #define IOCTL(cmd, access, types...) \
2132 { TARGET_ ## cmd, cmd, #cmd, access, { types } },
2137 /* ??? Implement proper locking for ioctls. */
2138 /* do_ioctl() Must return target values and target errnos. */
2139 static abi_long
do_ioctl(int fd
, abi_long cmd
, abi_long arg
)
2141 const IOCTLEntry
*ie
;
2142 const argtype
*arg_type
;
2144 uint8_t buf_temp
[MAX_STRUCT_SIZE
];
2150 if (ie
->target_cmd
== 0) {
2151 gemu_log("Unsupported ioctl: cmd=0x%04lx\n", (long)cmd
);
2152 return -TARGET_ENOSYS
;
2154 if (ie
->target_cmd
== cmd
)
2158 arg_type
= ie
->arg_type
;
2160 gemu_log("ioctl: cmd=0x%04lx (%s)\n", (long)cmd
, ie
->name
);
2162 switch(arg_type
[0]) {
2165 ret
= get_errno(ioctl(fd
, ie
->host_cmd
));
2170 ret
= get_errno(ioctl(fd
, ie
->host_cmd
, arg
));
2174 target_size
= thunk_type_size(arg_type
, 0);
2175 switch(ie
->access
) {
2177 ret
= get_errno(ioctl(fd
, ie
->host_cmd
, buf_temp
));
2178 if (!is_error(ret
)) {
2179 argptr
= lock_user(VERIFY_WRITE
, arg
, target_size
, 0);
2181 return -TARGET_EFAULT
;
2182 thunk_convert(argptr
, buf_temp
, arg_type
, THUNK_TARGET
);
2183 unlock_user(argptr
, arg
, target_size
);
2187 argptr
= lock_user(VERIFY_READ
, arg
, target_size
, 1);
2189 return -TARGET_EFAULT
;
2190 thunk_convert(buf_temp
, argptr
, arg_type
, THUNK_HOST
);
2191 unlock_user(argptr
, arg
, 0);
2192 ret
= get_errno(ioctl(fd
, ie
->host_cmd
, buf_temp
));
2196 argptr
= lock_user(VERIFY_READ
, arg
, target_size
, 1);
2198 return -TARGET_EFAULT
;
2199 thunk_convert(buf_temp
, argptr
, arg_type
, THUNK_HOST
);
2200 unlock_user(argptr
, arg
, 0);
2201 ret
= get_errno(ioctl(fd
, ie
->host_cmd
, buf_temp
));
2202 if (!is_error(ret
)) {
2203 argptr
= lock_user(VERIFY_WRITE
, arg
, target_size
, 0);
2205 return -TARGET_EFAULT
;
2206 thunk_convert(argptr
, buf_temp
, arg_type
, THUNK_TARGET
);
2207 unlock_user(argptr
, arg
, target_size
);
2213 gemu_log("Unsupported ioctl type: cmd=0x%04lx type=%d\n",
2214 (long)cmd
, arg_type
[0]);
2215 ret
= -TARGET_ENOSYS
;
2221 bitmask_transtbl iflag_tbl
[] = {
2222 { TARGET_IGNBRK
, TARGET_IGNBRK
, IGNBRK
, IGNBRK
},
2223 { TARGET_BRKINT
, TARGET_BRKINT
, BRKINT
, BRKINT
},
2224 { TARGET_IGNPAR
, TARGET_IGNPAR
, IGNPAR
, IGNPAR
},
2225 { TARGET_PARMRK
, TARGET_PARMRK
, PARMRK
, PARMRK
},
2226 { TARGET_INPCK
, TARGET_INPCK
, INPCK
, INPCK
},
2227 { TARGET_ISTRIP
, TARGET_ISTRIP
, ISTRIP
, ISTRIP
},
2228 { TARGET_INLCR
, TARGET_INLCR
, INLCR
, INLCR
},
2229 { TARGET_IGNCR
, TARGET_IGNCR
, IGNCR
, IGNCR
},
2230 { TARGET_ICRNL
, TARGET_ICRNL
, ICRNL
, ICRNL
},
2231 { TARGET_IUCLC
, TARGET_IUCLC
, IUCLC
, IUCLC
},
2232 { TARGET_IXON
, TARGET_IXON
, IXON
, IXON
},
2233 { TARGET_IXANY
, TARGET_IXANY
, IXANY
, IXANY
},
2234 { TARGET_IXOFF
, TARGET_IXOFF
, IXOFF
, IXOFF
},
2235 { TARGET_IMAXBEL
, TARGET_IMAXBEL
, IMAXBEL
, IMAXBEL
},
2239 bitmask_transtbl oflag_tbl
[] = {
2240 { TARGET_OPOST
, TARGET_OPOST
, OPOST
, OPOST
},
2241 { TARGET_OLCUC
, TARGET_OLCUC
, OLCUC
, OLCUC
},
2242 { TARGET_ONLCR
, TARGET_ONLCR
, ONLCR
, ONLCR
},
2243 { TARGET_OCRNL
, TARGET_OCRNL
, OCRNL
, OCRNL
},
2244 { TARGET_ONOCR
, TARGET_ONOCR
, ONOCR
, ONOCR
},
2245 { TARGET_ONLRET
, TARGET_ONLRET
, ONLRET
, ONLRET
},
2246 { TARGET_OFILL
, TARGET_OFILL
, OFILL
, OFILL
},
2247 { TARGET_OFDEL
, TARGET_OFDEL
, OFDEL
, OFDEL
},
2248 { TARGET_NLDLY
, TARGET_NL0
, NLDLY
, NL0
},
2249 { TARGET_NLDLY
, TARGET_NL1
, NLDLY
, NL1
},
2250 { TARGET_CRDLY
, TARGET_CR0
, CRDLY
, CR0
},
2251 { TARGET_CRDLY
, TARGET_CR1
, CRDLY
, CR1
},
2252 { TARGET_CRDLY
, TARGET_CR2
, CRDLY
, CR2
},
2253 { TARGET_CRDLY
, TARGET_CR3
, CRDLY
, CR3
},
2254 { TARGET_TABDLY
, TARGET_TAB0
, TABDLY
, TAB0
},
2255 { TARGET_TABDLY
, TARGET_TAB1
, TABDLY
, TAB1
},
2256 { TARGET_TABDLY
, TARGET_TAB2
, TABDLY
, TAB2
},
2257 { TARGET_TABDLY
, TARGET_TAB3
, TABDLY
, TAB3
},
2258 { TARGET_BSDLY
, TARGET_BS0
, BSDLY
, BS0
},
2259 { TARGET_BSDLY
, TARGET_BS1
, BSDLY
, BS1
},
2260 { TARGET_VTDLY
, TARGET_VT0
, VTDLY
, VT0
},
2261 { TARGET_VTDLY
, TARGET_VT1
, VTDLY
, VT1
},
2262 { TARGET_FFDLY
, TARGET_FF0
, FFDLY
, FF0
},
2263 { TARGET_FFDLY
, TARGET_FF1
, FFDLY
, FF1
},
2267 bitmask_transtbl cflag_tbl
[] = {
2268 { TARGET_CBAUD
, TARGET_B0
, CBAUD
, B0
},
2269 { TARGET_CBAUD
, TARGET_B50
, CBAUD
, B50
},
2270 { TARGET_CBAUD
, TARGET_B75
, CBAUD
, B75
},
2271 { TARGET_CBAUD
, TARGET_B110
, CBAUD
, B110
},
2272 { TARGET_CBAUD
, TARGET_B134
, CBAUD
, B134
},
2273 { TARGET_CBAUD
, TARGET_B150
, CBAUD
, B150
},
2274 { TARGET_CBAUD
, TARGET_B200
, CBAUD
, B200
},
2275 { TARGET_CBAUD
, TARGET_B300
, CBAUD
, B300
},
2276 { TARGET_CBAUD
, TARGET_B600
, CBAUD
, B600
},
2277 { TARGET_CBAUD
, TARGET_B1200
, CBAUD
, B1200
},
2278 { TARGET_CBAUD
, TARGET_B1800
, CBAUD
, B1800
},
2279 { TARGET_CBAUD
, TARGET_B2400
, CBAUD
, B2400
},
2280 { TARGET_CBAUD
, TARGET_B4800
, CBAUD
, B4800
},
2281 { TARGET_CBAUD
, TARGET_B9600
, CBAUD
, B9600
},
2282 { TARGET_CBAUD
, TARGET_B19200
, CBAUD
, B19200
},
2283 { TARGET_CBAUD
, TARGET_B38400
, CBAUD
, B38400
},
2284 { TARGET_CBAUD
, TARGET_B57600
, CBAUD
, B57600
},
2285 { TARGET_CBAUD
, TARGET_B115200
, CBAUD
, B115200
},
2286 { TARGET_CBAUD
, TARGET_B230400
, CBAUD
, B230400
},
2287 { TARGET_CBAUD
, TARGET_B460800
, CBAUD
, B460800
},
2288 { TARGET_CSIZE
, TARGET_CS5
, CSIZE
, CS5
},
2289 { TARGET_CSIZE
, TARGET_CS6
, CSIZE
, CS6
},
2290 { TARGET_CSIZE
, TARGET_CS7
, CSIZE
, CS7
},
2291 { TARGET_CSIZE
, TARGET_CS8
, CSIZE
, CS8
},
2292 { TARGET_CSTOPB
, TARGET_CSTOPB
, CSTOPB
, CSTOPB
},
2293 { TARGET_CREAD
, TARGET_CREAD
, CREAD
, CREAD
},
2294 { TARGET_PARENB
, TARGET_PARENB
, PARENB
, PARENB
},
2295 { TARGET_PARODD
, TARGET_PARODD
, PARODD
, PARODD
},
2296 { TARGET_HUPCL
, TARGET_HUPCL
, HUPCL
, HUPCL
},
2297 { TARGET_CLOCAL
, TARGET_CLOCAL
, CLOCAL
, CLOCAL
},
2298 { TARGET_CRTSCTS
, TARGET_CRTSCTS
, CRTSCTS
, CRTSCTS
},
2302 bitmask_transtbl lflag_tbl
[] = {
2303 { TARGET_ISIG
, TARGET_ISIG
, ISIG
, ISIG
},
2304 { TARGET_ICANON
, TARGET_ICANON
, ICANON
, ICANON
},
2305 { TARGET_XCASE
, TARGET_XCASE
, XCASE
, XCASE
},
2306 { TARGET_ECHO
, TARGET_ECHO
, ECHO
, ECHO
},
2307 { TARGET_ECHOE
, TARGET_ECHOE
, ECHOE
, ECHOE
},
2308 { TARGET_ECHOK
, TARGET_ECHOK
, ECHOK
, ECHOK
},
2309 { TARGET_ECHONL
, TARGET_ECHONL
, ECHONL
, ECHONL
},
2310 { TARGET_NOFLSH
, TARGET_NOFLSH
, NOFLSH
, NOFLSH
},
2311 { TARGET_TOSTOP
, TARGET_TOSTOP
, TOSTOP
, TOSTOP
},
2312 { TARGET_ECHOCTL
, TARGET_ECHOCTL
, ECHOCTL
, ECHOCTL
},
2313 { TARGET_ECHOPRT
, TARGET_ECHOPRT
, ECHOPRT
, ECHOPRT
},
2314 { TARGET_ECHOKE
, TARGET_ECHOKE
, ECHOKE
, ECHOKE
},
2315 { TARGET_FLUSHO
, TARGET_FLUSHO
, FLUSHO
, FLUSHO
},
2316 { TARGET_PENDIN
, TARGET_PENDIN
, PENDIN
, PENDIN
},
2317 { TARGET_IEXTEN
, TARGET_IEXTEN
, IEXTEN
, IEXTEN
},
2321 static void target_to_host_termios (void *dst
, const void *src
)
2323 struct host_termios
*host
= dst
;
2324 const struct target_termios
*target
= src
;
2327 target_to_host_bitmask(tswap32(target
->c_iflag
), iflag_tbl
);
2329 target_to_host_bitmask(tswap32(target
->c_oflag
), oflag_tbl
);
2331 target_to_host_bitmask(tswap32(target
->c_cflag
), cflag_tbl
);
2333 target_to_host_bitmask(tswap32(target
->c_lflag
), lflag_tbl
);
2334 host
->c_line
= target
->c_line
;
2336 host
->c_cc
[VINTR
] = target
->c_cc
[TARGET_VINTR
];
2337 host
->c_cc
[VQUIT
] = target
->c_cc
[TARGET_VQUIT
];
2338 host
->c_cc
[VERASE
] = target
->c_cc
[TARGET_VERASE
];
2339 host
->c_cc
[VKILL
] = target
->c_cc
[TARGET_VKILL
];
2340 host
->c_cc
[VEOF
] = target
->c_cc
[TARGET_VEOF
];
2341 host
->c_cc
[VTIME
] = target
->c_cc
[TARGET_VTIME
];
2342 host
->c_cc
[VMIN
] = target
->c_cc
[TARGET_VMIN
];
2343 host
->c_cc
[VSWTC
] = target
->c_cc
[TARGET_VSWTC
];
2344 host
->c_cc
[VSTART
] = target
->c_cc
[TARGET_VSTART
];
2345 host
->c_cc
[VSTOP
] = target
->c_cc
[TARGET_VSTOP
];
2346 host
->c_cc
[VSUSP
] = target
->c_cc
[TARGET_VSUSP
];
2347 host
->c_cc
[VEOL
] = target
->c_cc
[TARGET_VEOL
];
2348 host
->c_cc
[VREPRINT
] = target
->c_cc
[TARGET_VREPRINT
];
2349 host
->c_cc
[VDISCARD
] = target
->c_cc
[TARGET_VDISCARD
];
2350 host
->c_cc
[VWERASE
] = target
->c_cc
[TARGET_VWERASE
];
2351 host
->c_cc
[VLNEXT
] = target
->c_cc
[TARGET_VLNEXT
];
2352 host
->c_cc
[VEOL2
] = target
->c_cc
[TARGET_VEOL2
];
2355 static void host_to_target_termios (void *dst
, const void *src
)
2357 struct target_termios
*target
= dst
;
2358 const struct host_termios
*host
= src
;
2361 tswap32(host_to_target_bitmask(host
->c_iflag
, iflag_tbl
));
2363 tswap32(host_to_target_bitmask(host
->c_oflag
, oflag_tbl
));
2365 tswap32(host_to_target_bitmask(host
->c_cflag
, cflag_tbl
));
2367 tswap32(host_to_target_bitmask(host
->c_lflag
, lflag_tbl
));
2368 target
->c_line
= host
->c_line
;
2370 target
->c_cc
[TARGET_VINTR
] = host
->c_cc
[VINTR
];
2371 target
->c_cc
[TARGET_VQUIT
] = host
->c_cc
[VQUIT
];
2372 target
->c_cc
[TARGET_VERASE
] = host
->c_cc
[VERASE
];
2373 target
->c_cc
[TARGET_VKILL
] = host
->c_cc
[VKILL
];
2374 target
->c_cc
[TARGET_VEOF
] = host
->c_cc
[VEOF
];
2375 target
->c_cc
[TARGET_VTIME
] = host
->c_cc
[VTIME
];
2376 target
->c_cc
[TARGET_VMIN
] = host
->c_cc
[VMIN
];
2377 target
->c_cc
[TARGET_VSWTC
] = host
->c_cc
[VSWTC
];
2378 target
->c_cc
[TARGET_VSTART
] = host
->c_cc
[VSTART
];
2379 target
->c_cc
[TARGET_VSTOP
] = host
->c_cc
[VSTOP
];
2380 target
->c_cc
[TARGET_VSUSP
] = host
->c_cc
[VSUSP
];
2381 target
->c_cc
[TARGET_VEOL
] = host
->c_cc
[VEOL
];
2382 target
->c_cc
[TARGET_VREPRINT
] = host
->c_cc
[VREPRINT
];
2383 target
->c_cc
[TARGET_VDISCARD
] = host
->c_cc
[VDISCARD
];
2384 target
->c_cc
[TARGET_VWERASE
] = host
->c_cc
[VWERASE
];
2385 target
->c_cc
[TARGET_VLNEXT
] = host
->c_cc
[VLNEXT
];
2386 target
->c_cc
[TARGET_VEOL2
] = host
->c_cc
[VEOL2
];
2389 StructEntry struct_termios_def
= {
2390 .convert
= { host_to_target_termios
, target_to_host_termios
},
2391 .size
= { sizeof(struct target_termios
), sizeof(struct host_termios
) },
2392 .align
= { __alignof__(struct target_termios
), __alignof__(struct host_termios
) },
2395 static bitmask_transtbl mmap_flags_tbl
[] = {
2396 { TARGET_MAP_SHARED
, TARGET_MAP_SHARED
, MAP_SHARED
, MAP_SHARED
},
2397 { TARGET_MAP_PRIVATE
, TARGET_MAP_PRIVATE
, MAP_PRIVATE
, MAP_PRIVATE
},
2398 { TARGET_MAP_FIXED
, TARGET_MAP_FIXED
, MAP_FIXED
, MAP_FIXED
},
2399 { TARGET_MAP_ANONYMOUS
, TARGET_MAP_ANONYMOUS
, MAP_ANONYMOUS
, MAP_ANONYMOUS
},
2400 { TARGET_MAP_GROWSDOWN
, TARGET_MAP_GROWSDOWN
, MAP_GROWSDOWN
, MAP_GROWSDOWN
},
2401 { TARGET_MAP_DENYWRITE
, TARGET_MAP_DENYWRITE
, MAP_DENYWRITE
, MAP_DENYWRITE
},
2402 { TARGET_MAP_EXECUTABLE
, TARGET_MAP_EXECUTABLE
, MAP_EXECUTABLE
, MAP_EXECUTABLE
},
2403 { TARGET_MAP_LOCKED
, TARGET_MAP_LOCKED
, MAP_LOCKED
, MAP_LOCKED
},
2407 static bitmask_transtbl fcntl_flags_tbl
[] = {
2408 { TARGET_O_ACCMODE
, TARGET_O_WRONLY
, O_ACCMODE
, O_WRONLY
, },
2409 { TARGET_O_ACCMODE
, TARGET_O_RDWR
, O_ACCMODE
, O_RDWR
, },
2410 { TARGET_O_CREAT
, TARGET_O_CREAT
, O_CREAT
, O_CREAT
, },
2411 { TARGET_O_EXCL
, TARGET_O_EXCL
, O_EXCL
, O_EXCL
, },
2412 { TARGET_O_NOCTTY
, TARGET_O_NOCTTY
, O_NOCTTY
, O_NOCTTY
, },
2413 { TARGET_O_TRUNC
, TARGET_O_TRUNC
, O_TRUNC
, O_TRUNC
, },
2414 { TARGET_O_APPEND
, TARGET_O_APPEND
, O_APPEND
, O_APPEND
, },
2415 { TARGET_O_NONBLOCK
, TARGET_O_NONBLOCK
, O_NONBLOCK
, O_NONBLOCK
, },
2416 { TARGET_O_SYNC
, TARGET_O_SYNC
, O_SYNC
, O_SYNC
, },
2417 { TARGET_FASYNC
, TARGET_FASYNC
, FASYNC
, FASYNC
, },
2418 { TARGET_O_DIRECTORY
, TARGET_O_DIRECTORY
, O_DIRECTORY
, O_DIRECTORY
, },
2419 { TARGET_O_NOFOLLOW
, TARGET_O_NOFOLLOW
, O_NOFOLLOW
, O_NOFOLLOW
, },
2420 { TARGET_O_LARGEFILE
, TARGET_O_LARGEFILE
, O_LARGEFILE
, O_LARGEFILE
, },
2421 #if defined(O_DIRECT)
2422 { TARGET_O_DIRECT
, TARGET_O_DIRECT
, O_DIRECT
, O_DIRECT
, },
2427 #if defined(TARGET_I386)
2429 /* NOTE: there is really one LDT for all the threads */
2432 static abi_long
read_ldt(abi_ulong ptr
, unsigned long bytecount
)
2439 size
= TARGET_LDT_ENTRIES
* TARGET_LDT_ENTRY_SIZE
;
2440 if (size
> bytecount
)
2442 p
= lock_user(VERIFY_WRITE
, ptr
, size
, 0);
2444 return -TARGET_EFAULT
;
2445 /* ??? Should this by byteswapped? */
2446 memcpy(p
, ldt_table
, size
);
2447 unlock_user(p
, ptr
, size
);
2451 /* XXX: add locking support */
2452 static abi_long
write_ldt(CPUX86State
*env
,
2453 abi_ulong ptr
, unsigned long bytecount
, int oldmode
)
2455 struct target_modify_ldt_ldt_s ldt_info
;
2456 struct target_modify_ldt_ldt_s
*target_ldt_info
;
2457 int seg_32bit
, contents
, read_exec_only
, limit_in_pages
;
2458 int seg_not_present
, useable
, lm
;
2459 uint32_t *lp
, entry_1
, entry_2
;
2461 if (bytecount
!= sizeof(ldt_info
))
2462 return -TARGET_EINVAL
;
2463 if (!lock_user_struct(VERIFY_READ
, target_ldt_info
, ptr
, 1))
2464 return -TARGET_EFAULT
;
2465 ldt_info
.entry_number
= tswap32(target_ldt_info
->entry_number
);
2466 ldt_info
.base_addr
= tswapl(target_ldt_info
->base_addr
);
2467 ldt_info
.limit
= tswap32(target_ldt_info
->limit
);
2468 ldt_info
.flags
= tswap32(target_ldt_info
->flags
);
2469 unlock_user_struct(target_ldt_info
, ptr
, 0);
2471 if (ldt_info
.entry_number
>= TARGET_LDT_ENTRIES
)
2472 return -TARGET_EINVAL
;
2473 seg_32bit
= ldt_info
.flags
& 1;
2474 contents
= (ldt_info
.flags
>> 1) & 3;
2475 read_exec_only
= (ldt_info
.flags
>> 3) & 1;
2476 limit_in_pages
= (ldt_info
.flags
>> 4) & 1;
2477 seg_not_present
= (ldt_info
.flags
>> 5) & 1;
2478 useable
= (ldt_info
.flags
>> 6) & 1;
2482 lm
= (ldt_info
.flags
>> 7) & 1;
2484 if (contents
== 3) {
2486 return -TARGET_EINVAL
;
2487 if (seg_not_present
== 0)
2488 return -TARGET_EINVAL
;
2490 /* allocate the LDT */
2492 ldt_table
= malloc(TARGET_LDT_ENTRIES
* TARGET_LDT_ENTRY_SIZE
);
2494 return -TARGET_ENOMEM
;
2495 memset(ldt_table
, 0, TARGET_LDT_ENTRIES
* TARGET_LDT_ENTRY_SIZE
);
2496 env
->ldt
.base
= h2g((unsigned long)ldt_table
);
2497 env
->ldt
.limit
= 0xffff;
2500 /* NOTE: same code as Linux kernel */
2501 /* Allow LDTs to be cleared by the user. */
2502 if (ldt_info
.base_addr
== 0 && ldt_info
.limit
== 0) {
2505 read_exec_only
== 1 &&
2507 limit_in_pages
== 0 &&
2508 seg_not_present
== 1 &&
2516 entry_1
= ((ldt_info
.base_addr
& 0x0000ffff) << 16) |
2517 (ldt_info
.limit
& 0x0ffff);
2518 entry_2
= (ldt_info
.base_addr
& 0xff000000) |
2519 ((ldt_info
.base_addr
& 0x00ff0000) >> 16) |
2520 (ldt_info
.limit
& 0xf0000) |
2521 ((read_exec_only
^ 1) << 9) |
2523 ((seg_not_present
^ 1) << 15) |
2525 (limit_in_pages
<< 23) |
2529 entry_2
|= (useable
<< 20);
2531 /* Install the new entry ... */
2533 lp
= (uint32_t *)(ldt_table
+ (ldt_info
.entry_number
<< 3));
2534 lp
[0] = tswap32(entry_1
);
2535 lp
[1] = tswap32(entry_2
);
2539 /* specific and weird i386 syscalls */
2540 static abi_long
do_modify_ldt(CPUX86State
*env
, int func
, abi_ulong ptr
,
2541 unsigned long bytecount
)
2547 ret
= read_ldt(ptr
, bytecount
);
2550 ret
= write_ldt(env
, ptr
, bytecount
, 1);
2553 ret
= write_ldt(env
, ptr
, bytecount
, 0);
2556 ret
= -TARGET_ENOSYS
;
2562 #if defined(TARGET_I386) && defined(TARGET_ABI32)
2563 static abi_long
do_set_thread_area(CPUX86State
*env
, abi_ulong ptr
)
2565 uint64_t *gdt_table
= g2h(env
->gdt
.base
);
2566 struct target_modify_ldt_ldt_s ldt_info
;
2567 struct target_modify_ldt_ldt_s
*target_ldt_info
;
2568 int seg_32bit
, contents
, read_exec_only
, limit_in_pages
;
2569 int seg_not_present
, useable
, lm
;
2570 uint32_t *lp
, entry_1
, entry_2
;
2573 lock_user_struct(VERIFY_WRITE
, target_ldt_info
, ptr
, 1);
2574 if (!target_ldt_info
)
2575 return -TARGET_EFAULT
;
2576 ldt_info
.entry_number
= tswap32(target_ldt_info
->entry_number
);
2577 ldt_info
.base_addr
= tswapl(target_ldt_info
->base_addr
);
2578 ldt_info
.limit
= tswap32(target_ldt_info
->limit
);
2579 ldt_info
.flags
= tswap32(target_ldt_info
->flags
);
2580 if (ldt_info
.entry_number
== -1) {
2581 for (i
=TARGET_GDT_ENTRY_TLS_MIN
; i
<=TARGET_GDT_ENTRY_TLS_MAX
; i
++) {
2582 if (gdt_table
[i
] == 0) {
2583 ldt_info
.entry_number
= i
;
2584 target_ldt_info
->entry_number
= tswap32(i
);
2589 unlock_user_struct(target_ldt_info
, ptr
, 1);
2591 if (ldt_info
.entry_number
< TARGET_GDT_ENTRY_TLS_MIN
||
2592 ldt_info
.entry_number
> TARGET_GDT_ENTRY_TLS_MAX
)
2593 return -TARGET_EINVAL
;
2594 seg_32bit
= ldt_info
.flags
& 1;
2595 contents
= (ldt_info
.flags
>> 1) & 3;
2596 read_exec_only
= (ldt_info
.flags
>> 3) & 1;
2597 limit_in_pages
= (ldt_info
.flags
>> 4) & 1;
2598 seg_not_present
= (ldt_info
.flags
>> 5) & 1;
2599 useable
= (ldt_info
.flags
>> 6) & 1;
2603 lm
= (ldt_info
.flags
>> 7) & 1;
2606 if (contents
== 3) {
2607 if (seg_not_present
== 0)
2608 return -TARGET_EINVAL
;
2611 /* NOTE: same code as Linux kernel */
2612 /* Allow LDTs to be cleared by the user. */
2613 if (ldt_info
.base_addr
== 0 && ldt_info
.limit
== 0) {
2614 if ((contents
== 0 &&
2615 read_exec_only
== 1 &&
2617 limit_in_pages
== 0 &&
2618 seg_not_present
== 1 &&
2626 entry_1
= ((ldt_info
.base_addr
& 0x0000ffff) << 16) |
2627 (ldt_info
.limit
& 0x0ffff);
2628 entry_2
= (ldt_info
.base_addr
& 0xff000000) |
2629 ((ldt_info
.base_addr
& 0x00ff0000) >> 16) |
2630 (ldt_info
.limit
& 0xf0000) |
2631 ((read_exec_only
^ 1) << 9) |
2633 ((seg_not_present
^ 1) << 15) |
2635 (limit_in_pages
<< 23) |
2640 /* Install the new entry ... */
2642 lp
= (uint32_t *)(gdt_table
+ ldt_info
.entry_number
);
2643 lp
[0] = tswap32(entry_1
);
2644 lp
[1] = tswap32(entry_2
);
2648 static abi_long
do_get_thread_area(CPUX86State
*env
, abi_ulong ptr
)
2650 struct target_modify_ldt_ldt_s
*target_ldt_info
;
2651 uint64_t *gdt_table
= g2h(env
->gdt
.base
);
2652 uint32_t base_addr
, limit
, flags
;
2653 int seg_32bit
, contents
, read_exec_only
, limit_in_pages
, idx
;
2654 int seg_not_present
, useable
, lm
;
2655 uint32_t *lp
, entry_1
, entry_2
;
2657 lock_user_struct(VERIFY_WRITE
, target_ldt_info
, ptr
, 1);
2658 if (!target_ldt_info
)
2659 return -TARGET_EFAULT
;
2660 idx
= tswap32(target_ldt_info
->entry_number
);
2661 if (idx
< TARGET_GDT_ENTRY_TLS_MIN
||
2662 idx
> TARGET_GDT_ENTRY_TLS_MAX
) {
2663 unlock_user_struct(target_ldt_info
, ptr
, 1);
2664 return -TARGET_EINVAL
;
2666 lp
= (uint32_t *)(gdt_table
+ idx
);
2667 entry_1
= tswap32(lp
[0]);
2668 entry_2
= tswap32(lp
[1]);
2670 read_exec_only
= ((entry_2
>> 9) & 1) ^ 1;
2671 contents
= (entry_2
>> 10) & 3;
2672 seg_not_present
= ((entry_2
>> 15) & 1) ^ 1;
2673 seg_32bit
= (entry_2
>> 22) & 1;
2674 limit_in_pages
= (entry_2
>> 23) & 1;
2675 useable
= (entry_2
>> 20) & 1;
2679 lm
= (entry_2
>> 21) & 1;
2681 flags
= (seg_32bit
<< 0) | (contents
<< 1) |
2682 (read_exec_only
<< 3) | (limit_in_pages
<< 4) |
2683 (seg_not_present
<< 5) | (useable
<< 6) | (lm
<< 7);
2684 limit
= (entry_1
& 0xffff) | (entry_2
& 0xf0000);
2685 base_addr
= (entry_1
>> 16) |
2686 (entry_2
& 0xff000000) |
2687 ((entry_2
& 0xff) << 16);
2688 target_ldt_info
->base_addr
= tswapl(base_addr
);
2689 target_ldt_info
->limit
= tswap32(limit
);
2690 target_ldt_info
->flags
= tswap32(flags
);
2691 unlock_user_struct(target_ldt_info
, ptr
, 1);
2694 #endif /* TARGET_I386 && TARGET_ABI32 */
2696 #ifndef TARGET_ABI32
2697 static abi_long
do_arch_prctl(CPUX86State
*env
, int code
, abi_ulong addr
)
2704 case TARGET_ARCH_SET_GS
:
2705 case TARGET_ARCH_SET_FS
:
2706 if (code
== TARGET_ARCH_SET_GS
)
2710 cpu_x86_load_seg(env
, idx
, 0);
2711 env
->segs
[idx
].base
= addr
;
2713 case TARGET_ARCH_GET_GS
:
2714 case TARGET_ARCH_GET_FS
:
2715 if (code
== TARGET_ARCH_GET_GS
)
2719 val
= env
->segs
[idx
].base
;
2720 if (put_user(val
, addr
, abi_ulong
))
2721 return -TARGET_EFAULT
;
2724 ret
= -TARGET_EINVAL
;
2731 #endif /* defined(TARGET_I386) */
2733 #if defined(USE_NPTL)
2735 #define NEW_STACK_SIZE PTHREAD_STACK_MIN
2737 static pthread_mutex_t clone_lock
= PTHREAD_MUTEX_INITIALIZER
;
2740 pthread_mutex_t mutex
;
2741 pthread_cond_t cond
;
2744 abi_ulong child_tidptr
;
2745 abi_ulong parent_tidptr
;
2749 static void *clone_func(void *arg
)
2751 new_thread_info
*info
= arg
;
2756 info
->tid
= gettid();
2757 if (info
->child_tidptr
)
2758 put_user_u32(info
->tid
, info
->child_tidptr
);
2759 if (info
->parent_tidptr
)
2760 put_user_u32(info
->tid
, info
->parent_tidptr
);
2761 /* Enable signals. */
2762 sigprocmask(SIG_SETMASK
, &info
->sigmask
, NULL
);
2763 /* Signal to the parent that we're ready. */
2764 pthread_mutex_lock(&info
->mutex
);
2765 pthread_cond_broadcast(&info
->cond
);
2766 pthread_mutex_unlock(&info
->mutex
);
2767 /* Wait until the parent has finshed initializing the tls state. */
2768 pthread_mutex_lock(&clone_lock
);
2769 pthread_mutex_unlock(&clone_lock
);
2775 /* this stack is the equivalent of the kernel stack associated with a
2777 #define NEW_STACK_SIZE 8192
2779 static int clone_func(void *arg
)
2781 CPUState
*env
= arg
;
2788 /* do_fork() Must return host values and target errnos (unlike most
2789 do_*() functions). */
2790 static int do_fork(CPUState
*env
, unsigned int flags
, abi_ulong newsp
,
2791 abi_ulong parent_tidptr
, target_ulong newtls
,
2792 abi_ulong child_tidptr
)
2798 #if defined(USE_NPTL)
2799 unsigned int nptl_flags
;
2803 /* Emulate vfork() with fork() */
2804 if (flags
& CLONE_VFORK
)
2805 flags
&= ~(CLONE_VFORK
| CLONE_VM
);
2807 if (flags
& CLONE_VM
) {
2808 #if defined(USE_NPTL)
2809 new_thread_info info
;
2810 pthread_attr_t attr
;
2812 ts
= qemu_mallocz(sizeof(TaskState
) + NEW_STACK_SIZE
);
2813 init_task_state(ts
);
2814 new_stack
= ts
->stack
;
2815 /* we create a new CPU instance. */
2816 new_env
= cpu_copy(env
);
2817 /* Init regs that differ from the parent. */
2818 cpu_clone_regs(new_env
, newsp
);
2819 new_env
->opaque
= ts
;
2820 #if defined(USE_NPTL)
2822 flags
&= ~CLONE_NPTL_FLAGS2
;
2824 /* TODO: Implement CLONE_CHILD_CLEARTID. */
2825 if (nptl_flags
& CLONE_SETTLS
)
2826 cpu_set_tls (new_env
, newtls
);
2828 /* Grab a mutex so that thread setup appears atomic. */
2829 pthread_mutex_lock(&clone_lock
);
2831 memset(&info
, 0, sizeof(info
));
2832 pthread_mutex_init(&info
.mutex
, NULL
);
2833 pthread_mutex_lock(&info
.mutex
);
2834 pthread_cond_init(&info
.cond
, NULL
);
2836 if (nptl_flags
& CLONE_CHILD_SETTID
)
2837 info
.child_tidptr
= child_tidptr
;
2838 if (nptl_flags
& CLONE_PARENT_SETTID
)
2839 info
.parent_tidptr
= parent_tidptr
;
2841 ret
= pthread_attr_init(&attr
);
2842 ret
= pthread_attr_setstack(&attr
, new_stack
, NEW_STACK_SIZE
);
2843 /* It is not safe to deliver signals until the child has finished
2844 initializing, so temporarily block all signals. */
2845 sigfillset(&sigmask
);
2846 sigprocmask(SIG_BLOCK
, &sigmask
, &info
.sigmask
);
2848 ret
= pthread_create(&info
.thread
, &attr
, clone_func
, &info
);
2850 sigprocmask(SIG_SETMASK
, &info
.sigmask
, NULL
);
2851 pthread_attr_destroy(&attr
);
2853 /* Wait for the child to initialize. */
2854 pthread_cond_wait(&info
.cond
, &info
.mutex
);
2856 if (flags
& CLONE_PARENT_SETTID
)
2857 put_user_u32(ret
, parent_tidptr
);
2861 pthread_mutex_unlock(&info
.mutex
);
2862 pthread_cond_destroy(&info
.cond
);
2863 pthread_mutex_destroy(&info
.mutex
);
2864 pthread_mutex_unlock(&clone_lock
);
2866 if (flags
& CLONE_NPTL_FLAGS2
)
2868 /* This is probably going to die very quickly, but do it anyway. */
2870 ret
= __clone2(clone_func
, new_stack
+ NEW_STACK_SIZE
, flags
, new_env
);
2872 ret
= clone(clone_func
, new_stack
+ NEW_STACK_SIZE
, flags
, new_env
);
2876 /* if no CLONE_VM, we consider it is a fork */
2877 if ((flags
& ~(CSIGNAL
| CLONE_NPTL_FLAGS2
)) != 0)
2881 #if defined(USE_NPTL)
2882 /* There is a race condition here. The parent process could
2883 theoretically read the TID in the child process before the child
2884 tid is set. This would require using either ptrace
2885 (not implemented) or having *_tidptr to point at a shared memory
2886 mapping. We can't repeat the spinlock hack used above because
2887 the child process gets its own copy of the lock. */
2889 cpu_clone_regs(env
, newsp
);
2891 /* Child Process. */
2892 if (flags
& CLONE_CHILD_SETTID
)
2893 put_user_u32(gettid(), child_tidptr
);
2894 if (flags
& CLONE_PARENT_SETTID
)
2895 put_user_u32(gettid(), parent_tidptr
);
2896 ts
= (TaskState
*)env
->opaque
;
2897 if (flags
& CLONE_SETTLS
)
2898 cpu_set_tls (env
, newtls
);
2899 /* TODO: Implement CLONE_CHILD_CLEARTID. */
2905 cpu_clone_regs(env
, newsp
);
2912 static abi_long
do_fcntl(int fd
, int cmd
, abi_ulong arg
)
2915 struct target_flock
*target_fl
;
2916 struct flock64 fl64
;
2917 struct target_flock64
*target_fl64
;
2921 case TARGET_F_GETLK
:
2922 if (!lock_user_struct(VERIFY_READ
, target_fl
, arg
, 1))
2923 return -TARGET_EFAULT
;
2924 fl
.l_type
= tswap16(target_fl
->l_type
);
2925 fl
.l_whence
= tswap16(target_fl
->l_whence
);
2926 fl
.l_start
= tswapl(target_fl
->l_start
);
2927 fl
.l_len
= tswapl(target_fl
->l_len
);
2928 fl
.l_pid
= tswapl(target_fl
->l_pid
);
2929 unlock_user_struct(target_fl
, arg
, 0);
2930 ret
= get_errno(fcntl(fd
, cmd
, &fl
));
2932 if (!lock_user_struct(VERIFY_WRITE
, target_fl
, arg
, 0))
2933 return -TARGET_EFAULT
;
2934 target_fl
->l_type
= tswap16(fl
.l_type
);
2935 target_fl
->l_whence
= tswap16(fl
.l_whence
);
2936 target_fl
->l_start
= tswapl(fl
.l_start
);
2937 target_fl
->l_len
= tswapl(fl
.l_len
);
2938 target_fl
->l_pid
= tswapl(fl
.l_pid
);
2939 unlock_user_struct(target_fl
, arg
, 1);
2943 case TARGET_F_SETLK
:
2944 case TARGET_F_SETLKW
:
2945 if (!lock_user_struct(VERIFY_READ
, target_fl
, arg
, 1))
2946 return -TARGET_EFAULT
;
2947 fl
.l_type
= tswap16(target_fl
->l_type
);
2948 fl
.l_whence
= tswap16(target_fl
->l_whence
);
2949 fl
.l_start
= tswapl(target_fl
->l_start
);
2950 fl
.l_len
= tswapl(target_fl
->l_len
);
2951 fl
.l_pid
= tswapl(target_fl
->l_pid
);
2952 unlock_user_struct(target_fl
, arg
, 0);
2953 ret
= get_errno(fcntl(fd
, cmd
, &fl
));
2956 case TARGET_F_GETLK64
:
2957 if (!lock_user_struct(VERIFY_READ
, target_fl64
, arg
, 1))
2958 return -TARGET_EFAULT
;
2959 fl64
.l_type
= tswap16(target_fl64
->l_type
) >> 1;
2960 fl64
.l_whence
= tswap16(target_fl64
->l_whence
);
2961 fl64
.l_start
= tswapl(target_fl64
->l_start
);
2962 fl64
.l_len
= tswapl(target_fl64
->l_len
);
2963 fl64
.l_pid
= tswap16(target_fl64
->l_pid
);
2964 unlock_user_struct(target_fl64
, arg
, 0);
2965 ret
= get_errno(fcntl(fd
, cmd
>> 1, &fl64
));
2967 if (!lock_user_struct(VERIFY_WRITE
, target_fl64
, arg
, 0))
2968 return -TARGET_EFAULT
;
2969 target_fl64
->l_type
= tswap16(fl64
.l_type
) >> 1;
2970 target_fl64
->l_whence
= tswap16(fl64
.l_whence
);
2971 target_fl64
->l_start
= tswapl(fl64
.l_start
);
2972 target_fl64
->l_len
= tswapl(fl64
.l_len
);
2973 target_fl64
->l_pid
= tswapl(fl64
.l_pid
);
2974 unlock_user_struct(target_fl64
, arg
, 1);
2977 case TARGET_F_SETLK64
:
2978 case TARGET_F_SETLKW64
:
2979 if (!lock_user_struct(VERIFY_READ
, target_fl64
, arg
, 1))
2980 return -TARGET_EFAULT
;
2981 fl64
.l_type
= tswap16(target_fl64
->l_type
) >> 1;
2982 fl64
.l_whence
= tswap16(target_fl64
->l_whence
);
2983 fl64
.l_start
= tswapl(target_fl64
->l_start
);
2984 fl64
.l_len
= tswapl(target_fl64
->l_len
);
2985 fl64
.l_pid
= tswap16(target_fl64
->l_pid
);
2986 unlock_user_struct(target_fl64
, arg
, 0);
2987 ret
= get_errno(fcntl(fd
, cmd
>> 1, &fl64
));
2991 ret
= get_errno(fcntl(fd
, cmd
, arg
));
2993 ret
= host_to_target_bitmask(ret
, fcntl_flags_tbl
);
2998 ret
= get_errno(fcntl(fd
, cmd
, target_to_host_bitmask(arg
, fcntl_flags_tbl
)));
3002 ret
= get_errno(fcntl(fd
, cmd
, arg
));
3010 static inline int high2lowuid(int uid
)
3018 static inline int high2lowgid(int gid
)
3026 static inline int low2highuid(int uid
)
3028 if ((int16_t)uid
== -1)
3034 static inline int low2highgid(int gid
)
3036 if ((int16_t)gid
== -1)
3042 #endif /* USE_UID16 */
3044 void syscall_init(void)
3047 const argtype
*arg_type
;
3051 #define STRUCT(name, list...) thunk_register_struct(STRUCT_ ## name, #name, struct_ ## name ## _def);
3052 #define STRUCT_SPECIAL(name) thunk_register_struct_direct(STRUCT_ ## name, #name, &struct_ ## name ## _def);
3053 #include "syscall_types.h"
3055 #undef STRUCT_SPECIAL
3057 /* we patch the ioctl size if necessary. We rely on the fact that
3058 no ioctl has all the bits at '1' in the size field */
3060 while (ie
->target_cmd
!= 0) {
3061 if (((ie
->target_cmd
>> TARGET_IOC_SIZESHIFT
) & TARGET_IOC_SIZEMASK
) ==
3062 TARGET_IOC_SIZEMASK
) {
3063 arg_type
= ie
->arg_type
;
3064 if (arg_type
[0] != TYPE_PTR
) {
3065 fprintf(stderr
, "cannot patch size for ioctl 0x%x\n",
3070 size
= thunk_type_size(arg_type
, 0);
3071 ie
->target_cmd
= (ie
->target_cmd
&
3072 ~(TARGET_IOC_SIZEMASK
<< TARGET_IOC_SIZESHIFT
)) |
3073 (size
<< TARGET_IOC_SIZESHIFT
);
3076 /* Build target_to_host_errno_table[] table from
3077 * host_to_target_errno_table[]. */
3078 for (i
=0; i
< ERRNO_TABLE_SIZE
; i
++)
3079 target_to_host_errno_table
[host_to_target_errno_table
[i
]] = i
;
3081 /* automatic consistency check if same arch */
3082 #if (defined(__i386__) && defined(TARGET_I386) && defined(TARGET_ABI32)) || \
3083 (defined(__x86_64__) && defined(TARGET_X86_64))
3084 if (unlikely(ie
->target_cmd
!= ie
->host_cmd
)) {
3085 fprintf(stderr
, "ERROR: ioctl(%s): target=0x%x host=0x%x\n",
3086 ie
->name
, ie
->target_cmd
, ie
->host_cmd
);
3093 #if TARGET_ABI_BITS == 32
3094 static inline uint64_t target_offset64(uint32_t word0
, uint32_t word1
)
3096 #ifdef TARGET_WORDS_BIGENDIAN
3097 return ((uint64_t)word0
<< 32) | word1
;
3099 return ((uint64_t)word1
<< 32) | word0
;
3102 #else /* TARGET_ABI_BITS == 32 */
3103 static inline uint64_t target_offset64(uint64_t word0
, uint64_t word1
)
3107 #endif /* TARGET_ABI_BITS != 32 */
3109 #ifdef TARGET_NR_truncate64
3110 static inline abi_long
target_truncate64(void *cpu_env
, const char *arg1
,
3116 if (((CPUARMState
*)cpu_env
)->eabi
)
3122 return get_errno(truncate64(arg1
, target_offset64(arg2
, arg3
)));
3126 #ifdef TARGET_NR_ftruncate64
3127 static inline abi_long
target_ftruncate64(void *cpu_env
, abi_long arg1
,
3133 if (((CPUARMState
*)cpu_env
)->eabi
)
3139 return get_errno(ftruncate64(arg1
, target_offset64(arg2
, arg3
)));
3143 static inline abi_long
target_to_host_timespec(struct timespec
*host_ts
,
3144 abi_ulong target_addr
)
3146 struct target_timespec
*target_ts
;
3148 if (!lock_user_struct(VERIFY_READ
, target_ts
, target_addr
, 1))
3149 return -TARGET_EFAULT
;
3150 host_ts
->tv_sec
= tswapl(target_ts
->tv_sec
);
3151 host_ts
->tv_nsec
= tswapl(target_ts
->tv_nsec
);
3152 unlock_user_struct(target_ts
, target_addr
, 0);
3156 static inline abi_long
host_to_target_timespec(abi_ulong target_addr
,
3157 struct timespec
*host_ts
)
3159 struct target_timespec
*target_ts
;
3161 if (!lock_user_struct(VERIFY_WRITE
, target_ts
, target_addr
, 0))
3162 return -TARGET_EFAULT
;
3163 target_ts
->tv_sec
= tswapl(host_ts
->tv_sec
);
3164 target_ts
->tv_nsec
= tswapl(host_ts
->tv_nsec
);
3165 unlock_user_struct(target_ts
, target_addr
, 1);
3169 #ifdef TARGET_NR_stat64
3170 static inline abi_long
host_to_target_stat64(void *cpu_env
,
3171 abi_ulong target_addr
,
3172 struct stat
*host_st
)
3175 if (((CPUARMState
*)cpu_env
)->eabi
) {
3176 struct target_eabi_stat64
*target_st
;
3178 if (!lock_user_struct(VERIFY_WRITE
, target_st
, target_addr
, 0))
3179 return -TARGET_EFAULT
;
3180 memset(target_st
, 0, sizeof(struct target_eabi_stat64
));
3181 __put_user(host_st
->st_dev
, &target_st
->st_dev
);
3182 __put_user(host_st
->st_ino
, &target_st
->st_ino
);
3183 #ifdef TARGET_STAT64_HAS_BROKEN_ST_INO
3184 __put_user(host_st
->st_ino
, &target_st
->__st_ino
);
3186 __put_user(host_st
->st_mode
, &target_st
->st_mode
);
3187 __put_user(host_st
->st_nlink
, &target_st
->st_nlink
);
3188 __put_user(host_st
->st_uid
, &target_st
->st_uid
);
3189 __put_user(host_st
->st_gid
, &target_st
->st_gid
);
3190 __put_user(host_st
->st_rdev
, &target_st
->st_rdev
);
3191 __put_user(host_st
->st_size
, &target_st
->st_size
);
3192 __put_user(host_st
->st_blksize
, &target_st
->st_blksize
);
3193 __put_user(host_st
->st_blocks
, &target_st
->st_blocks
);
3194 __put_user(host_st
->st_atime
, &target_st
->target_st_atime
);
3195 __put_user(host_st
->st_mtime
, &target_st
->target_st_mtime
);
3196 __put_user(host_st
->st_ctime
, &target_st
->target_st_ctime
);
3197 unlock_user_struct(target_st
, target_addr
, 1);
3201 struct target_stat64
*target_st
;
3203 if (!lock_user_struct(VERIFY_WRITE
, target_st
, target_addr
, 0))
3204 return -TARGET_EFAULT
;
3205 memset(target_st
, 0, sizeof(struct target_stat64
));
3206 __put_user(host_st
->st_dev
, &target_st
->st_dev
);
3207 __put_user(host_st
->st_ino
, &target_st
->st_ino
);
3208 #ifdef TARGET_STAT64_HAS_BROKEN_ST_INO
3209 __put_user(host_st
->st_ino
, &target_st
->__st_ino
);
3211 __put_user(host_st
->st_mode
, &target_st
->st_mode
);
3212 __put_user(host_st
->st_nlink
, &target_st
->st_nlink
);
3213 __put_user(host_st
->st_uid
, &target_st
->st_uid
);
3214 __put_user(host_st
->st_gid
, &target_st
->st_gid
);
3215 __put_user(host_st
->st_rdev
, &target_st
->st_rdev
);
3216 /* XXX: better use of kernel struct */
3217 __put_user(host_st
->st_size
, &target_st
->st_size
);
3218 __put_user(host_st
->st_blksize
, &target_st
->st_blksize
);
3219 __put_user(host_st
->st_blocks
, &target_st
->st_blocks
);
3220 __put_user(host_st
->st_atime
, &target_st
->target_st_atime
);
3221 __put_user(host_st
->st_mtime
, &target_st
->target_st_mtime
);
3222 __put_user(host_st
->st_ctime
, &target_st
->target_st_ctime
);
3223 unlock_user_struct(target_st
, target_addr
, 1);
3230 #if defined(USE_NPTL)
3231 /* ??? Using host futex calls even when target atomic operations
3232 are not really atomic probably breaks things. However implementing
3233 futexes locally would make futexes shared between multiple processes
3234 tricky. However they're probably useless because guest atomic
3235 operations won't work either. */
3236 static int do_futex(target_ulong uaddr
, int op
, int val
, target_ulong timeout
,
3237 target_ulong uaddr2
, int val3
)
3239 struct timespec ts
, *pts
;
3241 /* ??? We assume FUTEX_* constants are the same on both host
3247 target_to_host_timespec(pts
, timeout
);
3251 return get_errno(sys_futex(g2h(uaddr
), FUTEX_WAIT
, tswap32(val
),
3254 return get_errno(sys_futex(g2h(uaddr
), FUTEX_WAKE
, val
, NULL
, NULL
, 0));
3256 return get_errno(sys_futex(g2h(uaddr
), FUTEX_FD
, val
, NULL
, NULL
, 0));
3258 return get_errno(sys_futex(g2h(uaddr
), FUTEX_REQUEUE
, val
,
3259 NULL
, g2h(uaddr2
), 0));
3260 case FUTEX_CMP_REQUEUE
:
3261 return get_errno(sys_futex(g2h(uaddr
), FUTEX_CMP_REQUEUE
, val
,
3262 NULL
, g2h(uaddr2
), tswap32(val3
)));
3264 return -TARGET_ENOSYS
;
3269 int get_osversion(void)
3271 static int osversion
;
3272 struct new_utsname buf
;
3277 if (qemu_uname_release
&& *qemu_uname_release
) {
3278 s
= qemu_uname_release
;
3280 if (sys_uname(&buf
))
3285 for (i
= 0; i
< 3; i
++) {
3287 while (*s
>= '0' && *s
<= '9') {
3292 tmp
= (tmp
<< 8) + n
;
3300 /* do_syscall() should always have a single exit point at the end so
3301 that actions, such as logging of syscall results, can be performed.
3302 All errnos that do_syscall() returns must be -TARGET_<errcode>. */
3303 abi_long
do_syscall(void *cpu_env
, int num
, abi_long arg1
,
3304 abi_long arg2
, abi_long arg3
, abi_long arg4
,
3305 abi_long arg5
, abi_long arg6
)
3313 gemu_log("syscall %d", num
);
3316 print_syscall(num
, arg1
, arg2
, arg3
, arg4
, arg5
, arg6
);
3319 case TARGET_NR_exit
:
3323 gdb_exit(cpu_env
, arg1
);
3324 /* XXX: should free thread stack and CPU env */
3326 ret
= 0; /* avoid warning */
3328 case TARGET_NR_read
:
3329 if (!(p
= lock_user(VERIFY_WRITE
, arg2
, arg3
, 0)))
3331 ret
= get_errno(read(arg1
, p
, arg3
));
3332 unlock_user(p
, arg2
, ret
);
3334 case TARGET_NR_write
:
3335 if (!(p
= lock_user(VERIFY_READ
, arg2
, arg3
, 1)))
3337 ret
= get_errno(write(arg1
, p
, arg3
));
3338 unlock_user(p
, arg2
, 0);
3340 case TARGET_NR_open
:
3341 if (!(p
= lock_user_string(arg1
)))
3343 ret
= get_errno(open(path(p
),
3344 target_to_host_bitmask(arg2
, fcntl_flags_tbl
),
3346 unlock_user(p
, arg1
, 0);
3348 #if defined(TARGET_NR_openat) && defined(__NR_openat)
3349 case TARGET_NR_openat
:
3350 if (!(p
= lock_user_string(arg2
)))
3352 ret
= get_errno(sys_openat(arg1
,
3354 target_to_host_bitmask(arg3
, fcntl_flags_tbl
),
3356 unlock_user(p
, arg2
, 0);
3359 case TARGET_NR_close
:
3360 ret
= get_errno(close(arg1
));
3365 case TARGET_NR_fork
:
3366 ret
= get_errno(do_fork(cpu_env
, SIGCHLD
, 0, 0, 0, 0));
3368 #ifdef TARGET_NR_waitpid
3369 case TARGET_NR_waitpid
:
3372 ret
= get_errno(waitpid(arg1
, &status
, arg3
));
3373 if (!is_error(ret
) && arg2
3374 && put_user_s32(status
, arg2
))
3379 #ifdef TARGET_NR_waitid
3380 case TARGET_NR_waitid
:
3384 ret
= get_errno(waitid(arg1
, arg2
, &info
, arg4
));
3385 if (!is_error(ret
) && arg3
&& info
.si_pid
!= 0) {
3386 if (!(p
= lock_user(VERIFY_WRITE
, arg3
, sizeof(target_siginfo_t
), 0)))
3388 host_to_target_siginfo(p
, &info
);
3389 unlock_user(p
, arg3
, sizeof(target_siginfo_t
));
3394 #ifdef TARGET_NR_creat /* not on alpha */
3395 case TARGET_NR_creat
:
3396 if (!(p
= lock_user_string(arg1
)))
3398 ret
= get_errno(creat(p
, arg2
));
3399 unlock_user(p
, arg1
, 0);
3402 case TARGET_NR_link
:
3405 p
= lock_user_string(arg1
);
3406 p2
= lock_user_string(arg2
);
3408 ret
= -TARGET_EFAULT
;
3410 ret
= get_errno(link(p
, p2
));
3411 unlock_user(p2
, arg2
, 0);
3412 unlock_user(p
, arg1
, 0);
3415 #if defined(TARGET_NR_linkat) && defined(__NR_linkat)
3416 case TARGET_NR_linkat
:
3421 p
= lock_user_string(arg2
);
3422 p2
= lock_user_string(arg4
);
3424 ret
= -TARGET_EFAULT
;
3426 ret
= get_errno(sys_linkat(arg1
, p
, arg3
, p2
, arg5
));
3427 unlock_user(p
, arg2
, 0);
3428 unlock_user(p2
, arg4
, 0);
3432 case TARGET_NR_unlink
:
3433 if (!(p
= lock_user_string(arg1
)))
3435 ret
= get_errno(unlink(p
));
3436 unlock_user(p
, arg1
, 0);
3438 #if defined(TARGET_NR_unlinkat) && defined(__NR_unlinkat)
3439 case TARGET_NR_unlinkat
:
3440 if (!(p
= lock_user_string(arg2
)))
3442 ret
= get_errno(sys_unlinkat(arg1
, p
, arg3
));
3443 unlock_user(p
, arg2
, 0);
3446 case TARGET_NR_execve
:
3448 char **argp
, **envp
;
3451 abi_ulong guest_argp
;
3452 abi_ulong guest_envp
;
3458 for (gp
= guest_argp
; gp
; gp
+= sizeof(abi_ulong
)) {
3459 if (get_user_ual(addr
, gp
))
3467 for (gp
= guest_envp
; gp
; gp
+= sizeof(abi_ulong
)) {
3468 if (get_user_ual(addr
, gp
))
3475 argp
= alloca((argc
+ 1) * sizeof(void *));
3476 envp
= alloca((envc
+ 1) * sizeof(void *));
3478 for (gp
= guest_argp
, q
= argp
; gp
;
3479 gp
+= sizeof(abi_ulong
), q
++) {
3480 if (get_user_ual(addr
, gp
))
3484 if (!(*q
= lock_user_string(addr
)))
3489 for (gp
= guest_envp
, q
= envp
; gp
;
3490 gp
+= sizeof(abi_ulong
), q
++) {
3491 if (get_user_ual(addr
, gp
))
3495 if (!(*q
= lock_user_string(addr
)))
3500 if (!(p
= lock_user_string(arg1
)))
3502 ret
= get_errno(execve(p
, argp
, envp
));
3503 unlock_user(p
, arg1
, 0);
3508 ret
= -TARGET_EFAULT
;
3511 for (gp
= guest_argp
, q
= argp
; *q
;
3512 gp
+= sizeof(abi_ulong
), q
++) {
3513 if (get_user_ual(addr
, gp
)
3516 unlock_user(*q
, addr
, 0);
3518 for (gp
= guest_envp
, q
= envp
; *q
;
3519 gp
+= sizeof(abi_ulong
), q
++) {
3520 if (get_user_ual(addr
, gp
)
3523 unlock_user(*q
, addr
, 0);
3527 case TARGET_NR_chdir
:
3528 if (!(p
= lock_user_string(arg1
)))
3530 ret
= get_errno(chdir(p
));
3531 unlock_user(p
, arg1
, 0);
3533 #ifdef TARGET_NR_time
3534 case TARGET_NR_time
:
3537 ret
= get_errno(time(&host_time
));
3540 && put_user_sal(host_time
, arg1
))
3545 case TARGET_NR_mknod
:
3546 if (!(p
= lock_user_string(arg1
)))
3548 ret
= get_errno(mknod(p
, arg2
, arg3
));
3549 unlock_user(p
, arg1
, 0);
3551 #if defined(TARGET_NR_mknodat) && defined(__NR_mknodat)
3552 case TARGET_NR_mknodat
:
3553 if (!(p
= lock_user_string(arg2
)))
3555 ret
= get_errno(sys_mknodat(arg1
, p
, arg3
, arg4
));
3556 unlock_user(p
, arg2
, 0);
3559 case TARGET_NR_chmod
:
3560 if (!(p
= lock_user_string(arg1
)))
3562 ret
= get_errno(chmod(p
, arg2
));
3563 unlock_user(p
, arg1
, 0);
3565 #ifdef TARGET_NR_break
3566 case TARGET_NR_break
:
3569 #ifdef TARGET_NR_oldstat
3570 case TARGET_NR_oldstat
:
3573 case TARGET_NR_lseek
:
3574 ret
= get_errno(lseek(arg1
, arg2
, arg3
));
3576 #ifdef TARGET_NR_getxpid
3577 case TARGET_NR_getxpid
:
3579 case TARGET_NR_getpid
:
3581 ret
= get_errno(getpid());
3583 case TARGET_NR_mount
:
3585 /* need to look at the data field */
3587 p
= lock_user_string(arg1
);
3588 p2
= lock_user_string(arg2
);
3589 p3
= lock_user_string(arg3
);
3590 if (!p
|| !p2
|| !p3
)
3591 ret
= -TARGET_EFAULT
;
3593 /* FIXME - arg5 should be locked, but it isn't clear how to
3594 * do that since it's not guaranteed to be a NULL-terminated
3597 ret
= get_errno(mount(p
, p2
, p3
, (unsigned long)arg4
, g2h(arg5
)));
3598 unlock_user(p
, arg1
, 0);
3599 unlock_user(p2
, arg2
, 0);
3600 unlock_user(p3
, arg3
, 0);
3603 #ifdef TARGET_NR_umount
3604 case TARGET_NR_umount
:
3605 if (!(p
= lock_user_string(arg1
)))
3607 ret
= get_errno(umount(p
));
3608 unlock_user(p
, arg1
, 0);
3611 #ifdef TARGET_NR_stime /* not on alpha */
3612 case TARGET_NR_stime
:
3615 if (get_user_sal(host_time
, arg1
))
3617 ret
= get_errno(stime(&host_time
));
3621 case TARGET_NR_ptrace
:
3623 #ifdef TARGET_NR_alarm /* not on alpha */
3624 case TARGET_NR_alarm
:
3628 #ifdef TARGET_NR_oldfstat
3629 case TARGET_NR_oldfstat
:
3632 #ifdef TARGET_NR_pause /* not on alpha */
3633 case TARGET_NR_pause
:
3634 ret
= get_errno(pause());
3637 #ifdef TARGET_NR_utime
3638 case TARGET_NR_utime
:
3640 struct utimbuf tbuf
, *host_tbuf
;
3641 struct target_utimbuf
*target_tbuf
;
3643 if (!lock_user_struct(VERIFY_READ
, target_tbuf
, arg2
, 1))
3645 tbuf
.actime
= tswapl(target_tbuf
->actime
);
3646 tbuf
.modtime
= tswapl(target_tbuf
->modtime
);
3647 unlock_user_struct(target_tbuf
, arg2
, 0);
3652 if (!(p
= lock_user_string(arg1
)))
3654 ret
= get_errno(utime(p
, host_tbuf
));
3655 unlock_user(p
, arg1
, 0);
3659 case TARGET_NR_utimes
:
3661 struct timeval
*tvp
, tv
[2];
3663 if (copy_from_user_timeval(&tv
[0], arg2
)
3664 || copy_from_user_timeval(&tv
[1],
3665 arg2
+ sizeof(struct target_timeval
)))
3671 if (!(p
= lock_user_string(arg1
)))
3673 ret
= get_errno(utimes(p
, tvp
));
3674 unlock_user(p
, arg1
, 0);
3677 #if defined(TARGET_NR_futimesat) && defined(__NR_futimesat)
3678 case TARGET_NR_futimesat
:
3680 struct timeval
*tvp
, tv
[2];
3682 if (copy_from_user_timeval(&tv
[0], arg3
)
3683 || copy_from_user_timeval(&tv
[1],
3684 arg3
+ sizeof(struct target_timeval
)))
3690 if (!(p
= lock_user_string(arg2
)))
3692 ret
= get_errno(sys_futimesat(arg1
, path(p
), tvp
));
3693 unlock_user(p
, arg2
, 0);
3697 #ifdef TARGET_NR_stty
3698 case TARGET_NR_stty
:
3701 #ifdef TARGET_NR_gtty
3702 case TARGET_NR_gtty
:
3705 case TARGET_NR_access
:
3706 if (!(p
= lock_user_string(arg1
)))
3708 ret
= get_errno(access(p
, arg2
));
3709 unlock_user(p
, arg1
, 0);
3711 #if defined(TARGET_NR_faccessat) && defined(__NR_faccessat)
3712 case TARGET_NR_faccessat
:
3713 if (!(p
= lock_user_string(arg2
)))
3715 ret
= get_errno(sys_faccessat(arg1
, p
, arg3
, arg4
));
3716 unlock_user(p
, arg2
, 0);
3719 #ifdef TARGET_NR_nice /* not on alpha */
3720 case TARGET_NR_nice
:
3721 ret
= get_errno(nice(arg1
));
3724 #ifdef TARGET_NR_ftime
3725 case TARGET_NR_ftime
:
3728 case TARGET_NR_sync
:
3732 case TARGET_NR_kill
:
3733 ret
= get_errno(kill(arg1
, target_to_host_signal(arg2
)));
3735 case TARGET_NR_rename
:
3738 p
= lock_user_string(arg1
);
3739 p2
= lock_user_string(arg2
);
3741 ret
= -TARGET_EFAULT
;
3743 ret
= get_errno(rename(p
, p2
));
3744 unlock_user(p2
, arg2
, 0);
3745 unlock_user(p
, arg1
, 0);
3748 #if defined(TARGET_NR_renameat) && defined(__NR_renameat)
3749 case TARGET_NR_renameat
:
3752 p
= lock_user_string(arg2
);
3753 p2
= lock_user_string(arg4
);
3755 ret
= -TARGET_EFAULT
;
3757 ret
= get_errno(sys_renameat(arg1
, p
, arg3
, p2
));
3758 unlock_user(p2
, arg4
, 0);
3759 unlock_user(p
, arg2
, 0);
3763 case TARGET_NR_mkdir
:
3764 if (!(p
= lock_user_string(arg1
)))
3766 ret
= get_errno(mkdir(p
, arg2
));
3767 unlock_user(p
, arg1
, 0);
3769 #if defined(TARGET_NR_mkdirat) && defined(__NR_mkdirat)
3770 case TARGET_NR_mkdirat
:
3771 if (!(p
= lock_user_string(arg2
)))
3773 ret
= get_errno(sys_mkdirat(arg1
, p
, arg3
));
3774 unlock_user(p
, arg2
, 0);
3777 case TARGET_NR_rmdir
:
3778 if (!(p
= lock_user_string(arg1
)))
3780 ret
= get_errno(rmdir(p
));
3781 unlock_user(p
, arg1
, 0);
3784 ret
= get_errno(dup(arg1
));
3786 case TARGET_NR_pipe
:
3789 ret
= get_errno(pipe(host_pipe
));
3790 if (!is_error(ret
)) {
3791 #if defined(TARGET_MIPS)
3792 CPUMIPSState
*env
= (CPUMIPSState
*)cpu_env
;
3793 env
->active_tc
.gpr
[3] = host_pipe
[1];
3795 #elif defined(TARGET_SH4)
3796 ((CPUSH4State
*)cpu_env
)->gregs
[1] = host_pipe
[1];
3799 if (put_user_s32(host_pipe
[0], arg1
)
3800 || put_user_s32(host_pipe
[1], arg1
+ sizeof(host_pipe
[0])))
3806 case TARGET_NR_times
:
3808 struct target_tms
*tmsp
;
3810 ret
= get_errno(times(&tms
));
3812 tmsp
= lock_user(VERIFY_WRITE
, arg1
, sizeof(struct target_tms
), 0);
3815 tmsp
->tms_utime
= tswapl(host_to_target_clock_t(tms
.tms_utime
));
3816 tmsp
->tms_stime
= tswapl(host_to_target_clock_t(tms
.tms_stime
));
3817 tmsp
->tms_cutime
= tswapl(host_to_target_clock_t(tms
.tms_cutime
));
3818 tmsp
->tms_cstime
= tswapl(host_to_target_clock_t(tms
.tms_cstime
));
3821 ret
= host_to_target_clock_t(ret
);
3824 #ifdef TARGET_NR_prof
3825 case TARGET_NR_prof
:
3828 #ifdef TARGET_NR_signal
3829 case TARGET_NR_signal
:
3832 case TARGET_NR_acct
:
3833 if (!(p
= lock_user_string(arg1
)))
3835 ret
= get_errno(acct(path(p
)));
3836 unlock_user(p
, arg1
, 0);
3838 #ifdef TARGET_NR_umount2 /* not on alpha */
3839 case TARGET_NR_umount2
:
3840 if (!(p
= lock_user_string(arg1
)))
3842 ret
= get_errno(umount2(p
, arg2
));
3843 unlock_user(p
, arg1
, 0);
3846 #ifdef TARGET_NR_lock
3847 case TARGET_NR_lock
:
3850 case TARGET_NR_ioctl
:
3851 ret
= do_ioctl(arg1
, arg2
, arg3
);
3853 case TARGET_NR_fcntl
:
3854 ret
= do_fcntl(arg1
, arg2
, arg3
);
3856 #ifdef TARGET_NR_mpx
3860 case TARGET_NR_setpgid
:
3861 ret
= get_errno(setpgid(arg1
, arg2
));
3863 #ifdef TARGET_NR_ulimit
3864 case TARGET_NR_ulimit
:
3867 #ifdef TARGET_NR_oldolduname
3868 case TARGET_NR_oldolduname
:
3871 case TARGET_NR_umask
:
3872 ret
= get_errno(umask(arg1
));
3874 case TARGET_NR_chroot
:
3875 if (!(p
= lock_user_string(arg1
)))
3877 ret
= get_errno(chroot(p
));
3878 unlock_user(p
, arg1
, 0);
3880 case TARGET_NR_ustat
:
3882 case TARGET_NR_dup2
:
3883 ret
= get_errno(dup2(arg1
, arg2
));
3885 #ifdef TARGET_NR_getppid /* not on alpha */
3886 case TARGET_NR_getppid
:
3887 ret
= get_errno(getppid());
3890 case TARGET_NR_getpgrp
:
3891 ret
= get_errno(getpgrp());
3893 case TARGET_NR_setsid
:
3894 ret
= get_errno(setsid());
3896 #ifdef TARGET_NR_sigaction
3897 case TARGET_NR_sigaction
:
3899 #if !defined(TARGET_MIPS)
3900 struct target_old_sigaction
*old_act
;
3901 struct target_sigaction act
, oact
, *pact
;
3903 if (!lock_user_struct(VERIFY_READ
, old_act
, arg2
, 1))
3905 act
._sa_handler
= old_act
->_sa_handler
;
3906 target_siginitset(&act
.sa_mask
, old_act
->sa_mask
);
3907 act
.sa_flags
= old_act
->sa_flags
;
3908 act
.sa_restorer
= old_act
->sa_restorer
;
3909 unlock_user_struct(old_act
, arg2
, 0);
3914 ret
= get_errno(do_sigaction(arg1
, pact
, &oact
));
3915 if (!is_error(ret
) && arg3
) {
3916 if (!lock_user_struct(VERIFY_WRITE
, old_act
, arg3
, 0))
3918 old_act
->_sa_handler
= oact
._sa_handler
;
3919 old_act
->sa_mask
= oact
.sa_mask
.sig
[0];
3920 old_act
->sa_flags
= oact
.sa_flags
;
3921 old_act
->sa_restorer
= oact
.sa_restorer
;
3922 unlock_user_struct(old_act
, arg3
, 1);
3925 struct target_sigaction act
, oact
, *pact
, *old_act
;
3928 if (!lock_user_struct(VERIFY_READ
, old_act
, arg2
, 1))
3930 act
._sa_handler
= old_act
->_sa_handler
;
3931 target_siginitset(&act
.sa_mask
, old_act
->sa_mask
.sig
[0]);
3932 act
.sa_flags
= old_act
->sa_flags
;
3933 unlock_user_struct(old_act
, arg2
, 0);
3939 ret
= get_errno(do_sigaction(arg1
, pact
, &oact
));
3941 if (!is_error(ret
) && arg3
) {
3942 if (!lock_user_struct(VERIFY_WRITE
, old_act
, arg3
, 0))
3944 old_act
->_sa_handler
= oact
._sa_handler
;
3945 old_act
->sa_flags
= oact
.sa_flags
;
3946 old_act
->sa_mask
.sig
[0] = oact
.sa_mask
.sig
[0];
3947 old_act
->sa_mask
.sig
[1] = 0;
3948 old_act
->sa_mask
.sig
[2] = 0;
3949 old_act
->sa_mask
.sig
[3] = 0;
3950 unlock_user_struct(old_act
, arg3
, 1);
3956 case TARGET_NR_rt_sigaction
:
3958 struct target_sigaction
*act
;
3959 struct target_sigaction
*oact
;
3962 if (!lock_user_struct(VERIFY_READ
, act
, arg2
, 1))
3967 if (!lock_user_struct(VERIFY_WRITE
, oact
, arg3
, 0)) {
3968 ret
= -TARGET_EFAULT
;
3969 goto rt_sigaction_fail
;
3973 ret
= get_errno(do_sigaction(arg1
, act
, oact
));
3976 unlock_user_struct(act
, arg2
, 0);
3978 unlock_user_struct(oact
, arg3
, 1);
3981 #ifdef TARGET_NR_sgetmask /* not on alpha */
3982 case TARGET_NR_sgetmask
:
3985 abi_ulong target_set
;
3986 sigprocmask(0, NULL
, &cur_set
);
3987 host_to_target_old_sigset(&target_set
, &cur_set
);
3992 #ifdef TARGET_NR_ssetmask /* not on alpha */
3993 case TARGET_NR_ssetmask
:
3995 sigset_t set
, oset
, cur_set
;
3996 abi_ulong target_set
= arg1
;
3997 sigprocmask(0, NULL
, &cur_set
);
3998 target_to_host_old_sigset(&set
, &target_set
);
3999 sigorset(&set
, &set
, &cur_set
);
4000 sigprocmask(SIG_SETMASK
, &set
, &oset
);
4001 host_to_target_old_sigset(&target_set
, &oset
);
4006 #ifdef TARGET_NR_sigprocmask
4007 case TARGET_NR_sigprocmask
:
4010 sigset_t set
, oldset
, *set_ptr
;
4014 case TARGET_SIG_BLOCK
:
4017 case TARGET_SIG_UNBLOCK
:
4020 case TARGET_SIG_SETMASK
:
4024 ret
= -TARGET_EINVAL
;
4027 if (!(p
= lock_user(VERIFY_READ
, arg2
, sizeof(target_sigset_t
), 1)))
4029 target_to_host_old_sigset(&set
, p
);
4030 unlock_user(p
, arg2
, 0);
4036 ret
= get_errno(sigprocmask(arg1
, set_ptr
, &oldset
));
4037 if (!is_error(ret
) && arg3
) {
4038 if (!(p
= lock_user(VERIFY_WRITE
, arg3
, sizeof(target_sigset_t
), 0)))
4040 host_to_target_old_sigset(p
, &oldset
);
4041 unlock_user(p
, arg3
, sizeof(target_sigset_t
));
4046 case TARGET_NR_rt_sigprocmask
:
4049 sigset_t set
, oldset
, *set_ptr
;
4053 case TARGET_SIG_BLOCK
:
4056 case TARGET_SIG_UNBLOCK
:
4059 case TARGET_SIG_SETMASK
:
4063 ret
= -TARGET_EINVAL
;
4066 if (!(p
= lock_user(VERIFY_READ
, arg2
, sizeof(target_sigset_t
), 1)))
4068 target_to_host_sigset(&set
, p
);
4069 unlock_user(p
, arg2
, 0);
4075 ret
= get_errno(sigprocmask(how
, set_ptr
, &oldset
));
4076 if (!is_error(ret
) && arg3
) {
4077 if (!(p
= lock_user(VERIFY_WRITE
, arg3
, sizeof(target_sigset_t
), 0)))
4079 host_to_target_sigset(p
, &oldset
);
4080 unlock_user(p
, arg3
, sizeof(target_sigset_t
));
4084 #ifdef TARGET_NR_sigpending
4085 case TARGET_NR_sigpending
:
4088 ret
= get_errno(sigpending(&set
));
4089 if (!is_error(ret
)) {
4090 if (!(p
= lock_user(VERIFY_WRITE
, arg1
, sizeof(target_sigset_t
), 0)))
4092 host_to_target_old_sigset(p
, &set
);
4093 unlock_user(p
, arg1
, sizeof(target_sigset_t
));
4098 case TARGET_NR_rt_sigpending
:
4101 ret
= get_errno(sigpending(&set
));
4102 if (!is_error(ret
)) {
4103 if (!(p
= lock_user(VERIFY_WRITE
, arg1
, sizeof(target_sigset_t
), 0)))
4105 host_to_target_sigset(p
, &set
);
4106 unlock_user(p
, arg1
, sizeof(target_sigset_t
));
4110 #ifdef TARGET_NR_sigsuspend
4111 case TARGET_NR_sigsuspend
:
4114 if (!(p
= lock_user(VERIFY_READ
, arg1
, sizeof(target_sigset_t
), 1)))
4116 target_to_host_old_sigset(&set
, p
);
4117 unlock_user(p
, arg1
, 0);
4118 ret
= get_errno(sigsuspend(&set
));
4122 case TARGET_NR_rt_sigsuspend
:
4125 if (!(p
= lock_user(VERIFY_READ
, arg1
, sizeof(target_sigset_t
), 1)))
4127 target_to_host_sigset(&set
, p
);
4128 unlock_user(p
, arg1
, 0);
4129 ret
= get_errno(sigsuspend(&set
));
4132 case TARGET_NR_rt_sigtimedwait
:
4135 struct timespec uts
, *puts
;
4138 if (!(p
= lock_user(VERIFY_READ
, arg1
, sizeof(target_sigset_t
), 1)))
4140 target_to_host_sigset(&set
, p
);
4141 unlock_user(p
, arg1
, 0);
4144 target_to_host_timespec(puts
, arg3
);
4148 ret
= get_errno(sigtimedwait(&set
, &uinfo
, puts
));
4149 if (!is_error(ret
) && arg2
) {
4150 if (!(p
= lock_user(VERIFY_WRITE
, arg2
, sizeof(target_siginfo_t
), 0)))
4152 host_to_target_siginfo(p
, &uinfo
);
4153 unlock_user(p
, arg2
, sizeof(target_siginfo_t
));
4157 case TARGET_NR_rt_sigqueueinfo
:
4160 if (!(p
= lock_user(VERIFY_READ
, arg3
, sizeof(target_sigset_t
), 1)))
4162 target_to_host_siginfo(&uinfo
, p
);
4163 unlock_user(p
, arg1
, 0);
4164 ret
= get_errno(sys_rt_sigqueueinfo(arg1
, arg2
, &uinfo
));
4167 #ifdef TARGET_NR_sigreturn
4168 case TARGET_NR_sigreturn
:
4169 /* NOTE: ret is eax, so not transcoding must be done */
4170 ret
= do_sigreturn(cpu_env
);
4173 case TARGET_NR_rt_sigreturn
:
4174 /* NOTE: ret is eax, so not transcoding must be done */
4175 ret
= do_rt_sigreturn(cpu_env
);
4177 case TARGET_NR_sethostname
:
4178 if (!(p
= lock_user_string(arg1
)))
4180 ret
= get_errno(sethostname(p
, arg2
));
4181 unlock_user(p
, arg1
, 0);
4183 case TARGET_NR_setrlimit
:
4185 /* XXX: convert resource ? */
4186 int resource
= arg1
;
4187 struct target_rlimit
*target_rlim
;
4189 if (!lock_user_struct(VERIFY_READ
, target_rlim
, arg2
, 1))
4191 rlim
.rlim_cur
= tswapl(target_rlim
->rlim_cur
);
4192 rlim
.rlim_max
= tswapl(target_rlim
->rlim_max
);
4193 unlock_user_struct(target_rlim
, arg2
, 0);
4194 ret
= get_errno(setrlimit(resource
, &rlim
));
4197 case TARGET_NR_getrlimit
:
4199 /* XXX: convert resource ? */
4200 int resource
= arg1
;
4201 struct target_rlimit
*target_rlim
;
4204 ret
= get_errno(getrlimit(resource
, &rlim
));
4205 if (!is_error(ret
)) {
4206 if (!lock_user_struct(VERIFY_WRITE
, target_rlim
, arg2
, 0))
4208 rlim
.rlim_cur
= tswapl(target_rlim
->rlim_cur
);
4209 rlim
.rlim_max
= tswapl(target_rlim
->rlim_max
);
4210 unlock_user_struct(target_rlim
, arg2
, 1);
4214 case TARGET_NR_getrusage
:
4216 struct rusage rusage
;
4217 ret
= get_errno(getrusage(arg1
, &rusage
));
4218 if (!is_error(ret
)) {
4219 host_to_target_rusage(arg2
, &rusage
);
4223 case TARGET_NR_gettimeofday
:
4226 ret
= get_errno(gettimeofday(&tv
, NULL
));
4227 if (!is_error(ret
)) {
4228 if (copy_to_user_timeval(arg1
, &tv
))
4233 case TARGET_NR_settimeofday
:
4236 if (copy_from_user_timeval(&tv
, arg1
))
4238 ret
= get_errno(settimeofday(&tv
, NULL
));
4241 #ifdef TARGET_NR_select
4242 case TARGET_NR_select
:
4244 struct target_sel_arg_struct
*sel
;
4245 abi_ulong inp
, outp
, exp
, tvp
;
4248 if (!lock_user_struct(VERIFY_READ
, sel
, arg1
, 1))
4250 nsel
= tswapl(sel
->n
);
4251 inp
= tswapl(sel
->inp
);
4252 outp
= tswapl(sel
->outp
);
4253 exp
= tswapl(sel
->exp
);
4254 tvp
= tswapl(sel
->tvp
);
4255 unlock_user_struct(sel
, arg1
, 0);
4256 ret
= do_select(nsel
, inp
, outp
, exp
, tvp
);
4260 case TARGET_NR_symlink
:
4263 p
= lock_user_string(arg1
);
4264 p2
= lock_user_string(arg2
);
4266 ret
= -TARGET_EFAULT
;
4268 ret
= get_errno(symlink(p
, p2
));
4269 unlock_user(p2
, arg2
, 0);
4270 unlock_user(p
, arg1
, 0);
4273 #if defined(TARGET_NR_symlinkat) && defined(__NR_symlinkat)
4274 case TARGET_NR_symlinkat
:
4277 p
= lock_user_string(arg1
);
4278 p2
= lock_user_string(arg3
);
4280 ret
= -TARGET_EFAULT
;
4282 ret
= get_errno(sys_symlinkat(p
, arg2
, p2
));
4283 unlock_user(p2
, arg3
, 0);
4284 unlock_user(p
, arg1
, 0);
4288 #ifdef TARGET_NR_oldlstat
4289 case TARGET_NR_oldlstat
:
4292 case TARGET_NR_readlink
:
4295 p
= lock_user_string(arg1
);
4296 p2
= lock_user(VERIFY_WRITE
, arg2
, arg3
, 0);
4298 ret
= -TARGET_EFAULT
;
4300 ret
= get_errno(readlink(path(p
), p2
, arg3
));
4301 unlock_user(p2
, arg2
, ret
);
4302 unlock_user(p
, arg1
, 0);
4305 #if defined(TARGET_NR_readlinkat) && defined(__NR_readlinkat)
4306 case TARGET_NR_readlinkat
:
4309 p
= lock_user_string(arg2
);
4310 p2
= lock_user(VERIFY_WRITE
, arg3
, arg4
, 0);
4312 ret
= -TARGET_EFAULT
;
4314 ret
= get_errno(sys_readlinkat(arg1
, path(p
), p2
, arg4
));
4315 unlock_user(p2
, arg3
, ret
);
4316 unlock_user(p
, arg2
, 0);
4320 #ifdef TARGET_NR_uselib
4321 case TARGET_NR_uselib
:
4324 #ifdef TARGET_NR_swapon
4325 case TARGET_NR_swapon
:
4326 if (!(p
= lock_user_string(arg1
)))
4328 ret
= get_errno(swapon(p
, arg2
));
4329 unlock_user(p
, arg1
, 0);
4332 case TARGET_NR_reboot
:
4334 #ifdef TARGET_NR_readdir
4335 case TARGET_NR_readdir
:
4338 #ifdef TARGET_NR_mmap
4339 case TARGET_NR_mmap
:
4340 #if (defined(TARGET_I386) && defined(TARGET_ABI32)) || defined(TARGET_ARM) || defined(TARGET_M68K) || defined(TARGET_CRIS)
4343 abi_ulong v1
, v2
, v3
, v4
, v5
, v6
;
4344 if (!(v
= lock_user(VERIFY_READ
, arg1
, 6 * sizeof(abi_ulong
), 1)))
4352 unlock_user(v
, arg1
, 0);
4353 ret
= get_errno(target_mmap(v1
, v2
, v3
,
4354 target_to_host_bitmask(v4
, mmap_flags_tbl
),
4358 ret
= get_errno(target_mmap(arg1
, arg2
, arg3
,
4359 target_to_host_bitmask(arg4
, mmap_flags_tbl
),
4365 #ifdef TARGET_NR_mmap2
4366 case TARGET_NR_mmap2
:
4368 #define MMAP_SHIFT 12
4370 ret
= get_errno(target_mmap(arg1
, arg2
, arg3
,
4371 target_to_host_bitmask(arg4
, mmap_flags_tbl
),
4373 arg6
<< MMAP_SHIFT
));
4376 case TARGET_NR_munmap
:
4377 ret
= get_errno(target_munmap(arg1
, arg2
));
4379 case TARGET_NR_mprotect
:
4380 ret
= get_errno(target_mprotect(arg1
, arg2
, arg3
));
4382 #ifdef TARGET_NR_mremap
4383 case TARGET_NR_mremap
:
4384 ret
= get_errno(target_mremap(arg1
, arg2
, arg3
, arg4
, arg5
));
4387 /* ??? msync/mlock/munlock are broken for softmmu. */
4388 #ifdef TARGET_NR_msync
4389 case TARGET_NR_msync
:
4390 ret
= get_errno(msync(g2h(arg1
), arg2
, arg3
));
4393 #ifdef TARGET_NR_mlock
4394 case TARGET_NR_mlock
:
4395 ret
= get_errno(mlock(g2h(arg1
), arg2
));
4398 #ifdef TARGET_NR_munlock
4399 case TARGET_NR_munlock
:
4400 ret
= get_errno(munlock(g2h(arg1
), arg2
));
4403 #ifdef TARGET_NR_mlockall
4404 case TARGET_NR_mlockall
:
4405 ret
= get_errno(mlockall(arg1
));
4408 #ifdef TARGET_NR_munlockall
4409 case TARGET_NR_munlockall
:
4410 ret
= get_errno(munlockall());
4413 case TARGET_NR_truncate
:
4414 if (!(p
= lock_user_string(arg1
)))
4416 ret
= get_errno(truncate(p
, arg2
));
4417 unlock_user(p
, arg1
, 0);
4419 case TARGET_NR_ftruncate
:
4420 ret
= get_errno(ftruncate(arg1
, arg2
));
4422 case TARGET_NR_fchmod
:
4423 ret
= get_errno(fchmod(arg1
, arg2
));
4425 #if defined(TARGET_NR_fchmodat) && defined(__NR_fchmodat)
4426 case TARGET_NR_fchmodat
:
4427 if (!(p
= lock_user_string(arg2
)))
4429 ret
= get_errno(sys_fchmodat(arg1
, p
, arg3
, arg4
));
4430 unlock_user(p
, arg2
, 0);
4433 case TARGET_NR_getpriority
:
4434 /* libc does special remapping of the return value of
4435 * sys_getpriority() so it's just easiest to call
4436 * sys_getpriority() directly rather than through libc. */
4437 ret
= sys_getpriority(arg1
, arg2
);
4439 case TARGET_NR_setpriority
:
4440 ret
= get_errno(setpriority(arg1
, arg2
, arg3
));
4442 #ifdef TARGET_NR_profil
4443 case TARGET_NR_profil
:
4446 case TARGET_NR_statfs
:
4447 if (!(p
= lock_user_string(arg1
)))
4449 ret
= get_errno(statfs(path(p
), &stfs
));
4450 unlock_user(p
, arg1
, 0);
4452 if (!is_error(ret
)) {
4453 struct target_statfs
*target_stfs
;
4455 if (!lock_user_struct(VERIFY_WRITE
, target_stfs
, arg2
, 0))
4457 __put_user(stfs
.f_type
, &target_stfs
->f_type
);
4458 __put_user(stfs
.f_bsize
, &target_stfs
->f_bsize
);
4459 __put_user(stfs
.f_blocks
, &target_stfs
->f_blocks
);
4460 __put_user(stfs
.f_bfree
, &target_stfs
->f_bfree
);
4461 __put_user(stfs
.f_bavail
, &target_stfs
->f_bavail
);
4462 __put_user(stfs
.f_files
, &target_stfs
->f_files
);
4463 __put_user(stfs
.f_ffree
, &target_stfs
->f_ffree
);
4464 __put_user(stfs
.f_fsid
.__val
[0], &target_stfs
->f_fsid
.val
[0]);
4465 __put_user(stfs
.f_fsid
.__val
[1], &target_stfs
->f_fsid
.val
[1]);
4466 __put_user(stfs
.f_namelen
, &target_stfs
->f_namelen
);
4467 unlock_user_struct(target_stfs
, arg2
, 1);
4470 case TARGET_NR_fstatfs
:
4471 ret
= get_errno(fstatfs(arg1
, &stfs
));
4472 goto convert_statfs
;
4473 #ifdef TARGET_NR_statfs64
4474 case TARGET_NR_statfs64
:
4475 if (!(p
= lock_user_string(arg1
)))
4477 ret
= get_errno(statfs(path(p
), &stfs
));
4478 unlock_user(p
, arg1
, 0);
4480 if (!is_error(ret
)) {
4481 struct target_statfs64
*target_stfs
;
4483 if (!lock_user_struct(VERIFY_WRITE
, target_stfs
, arg3
, 0))
4485 __put_user(stfs
.f_type
, &target_stfs
->f_type
);
4486 __put_user(stfs
.f_bsize
, &target_stfs
->f_bsize
);
4487 __put_user(stfs
.f_blocks
, &target_stfs
->f_blocks
);
4488 __put_user(stfs
.f_bfree
, &target_stfs
->f_bfree
);
4489 __put_user(stfs
.f_bavail
, &target_stfs
->f_bavail
);
4490 __put_user(stfs
.f_files
, &target_stfs
->f_files
);
4491 __put_user(stfs
.f_ffree
, &target_stfs
->f_ffree
);
4492 __put_user(stfs
.f_fsid
.__val
[0], &target_stfs
->f_fsid
.val
[0]);
4493 __put_user(stfs
.f_fsid
.__val
[1], &target_stfs
->f_fsid
.val
[1]);
4494 __put_user(stfs
.f_namelen
, &target_stfs
->f_namelen
);
4495 unlock_user_struct(target_stfs
, arg3
, 1);
4498 case TARGET_NR_fstatfs64
:
4499 ret
= get_errno(fstatfs(arg1
, &stfs
));
4500 goto convert_statfs64
;
4502 #ifdef TARGET_NR_ioperm
4503 case TARGET_NR_ioperm
:
4506 #ifdef TARGET_NR_socketcall
4507 case TARGET_NR_socketcall
:
4508 ret
= do_socketcall(arg1
, arg2
);
4511 #ifdef TARGET_NR_accept
4512 case TARGET_NR_accept
:
4513 ret
= do_accept(arg1
, arg2
, arg3
);
4516 #ifdef TARGET_NR_bind
4517 case TARGET_NR_bind
:
4518 ret
= do_bind(arg1
, arg2
, arg3
);
4521 #ifdef TARGET_NR_connect
4522 case TARGET_NR_connect
:
4523 ret
= do_connect(arg1
, arg2
, arg3
);
4526 #ifdef TARGET_NR_getpeername
4527 case TARGET_NR_getpeername
:
4528 ret
= do_getpeername(arg1
, arg2
, arg3
);
4531 #ifdef TARGET_NR_getsockname
4532 case TARGET_NR_getsockname
:
4533 ret
= do_getsockname(arg1
, arg2
, arg3
);
4536 #ifdef TARGET_NR_getsockopt
4537 case TARGET_NR_getsockopt
:
4538 ret
= do_getsockopt(arg1
, arg2
, arg3
, arg4
, arg5
);
4541 #ifdef TARGET_NR_listen
4542 case TARGET_NR_listen
:
4543 ret
= get_errno(listen(arg1
, arg2
));
4546 #ifdef TARGET_NR_recv
4547 case TARGET_NR_recv
:
4548 ret
= do_recvfrom(arg1
, arg2
, arg3
, arg4
, 0, 0);
4551 #ifdef TARGET_NR_recvfrom
4552 case TARGET_NR_recvfrom
:
4553 ret
= do_recvfrom(arg1
, arg2
, arg3
, arg4
, arg5
, arg6
);
4556 #ifdef TARGET_NR_recvmsg
4557 case TARGET_NR_recvmsg
:
4558 ret
= do_sendrecvmsg(arg1
, arg2
, arg3
, 0);
4561 #ifdef TARGET_NR_send
4562 case TARGET_NR_send
:
4563 ret
= do_sendto(arg1
, arg2
, arg3
, arg4
, 0, 0);
4566 #ifdef TARGET_NR_sendmsg
4567 case TARGET_NR_sendmsg
:
4568 ret
= do_sendrecvmsg(arg1
, arg2
, arg3
, 1);
4571 #ifdef TARGET_NR_sendto
4572 case TARGET_NR_sendto
:
4573 ret
= do_sendto(arg1
, arg2
, arg3
, arg4
, arg5
, arg6
);
4576 #ifdef TARGET_NR_shutdown
4577 case TARGET_NR_shutdown
:
4578 ret
= get_errno(shutdown(arg1
, arg2
));
4581 #ifdef TARGET_NR_socket
4582 case TARGET_NR_socket
:
4583 ret
= do_socket(arg1
, arg2
, arg3
);
4586 #ifdef TARGET_NR_socketpair
4587 case TARGET_NR_socketpair
:
4588 ret
= do_socketpair(arg1
, arg2
, arg3
, arg4
);
4591 #ifdef TARGET_NR_setsockopt
4592 case TARGET_NR_setsockopt
:
4593 ret
= do_setsockopt(arg1
, arg2
, arg3
, arg4
, (socklen_t
) arg5
);
4597 case TARGET_NR_syslog
:
4598 if (!(p
= lock_user_string(arg2
)))
4600 ret
= get_errno(sys_syslog((int)arg1
, p
, (int)arg3
));
4601 unlock_user(p
, arg2
, 0);
4604 case TARGET_NR_setitimer
:
4606 struct itimerval value
, ovalue
, *pvalue
;
4610 if (copy_from_user_timeval(&pvalue
->it_interval
, arg2
)
4611 || copy_from_user_timeval(&pvalue
->it_value
,
4612 arg2
+ sizeof(struct target_timeval
)))
4617 ret
= get_errno(setitimer(arg1
, pvalue
, &ovalue
));
4618 if (!is_error(ret
) && arg3
) {
4619 if (copy_to_user_timeval(arg3
,
4620 &ovalue
.it_interval
)
4621 || copy_to_user_timeval(arg3
+ sizeof(struct target_timeval
),
4627 case TARGET_NR_getitimer
:
4629 struct itimerval value
;
4631 ret
= get_errno(getitimer(arg1
, &value
));
4632 if (!is_error(ret
) && arg2
) {
4633 if (copy_to_user_timeval(arg2
,
4635 || copy_to_user_timeval(arg2
+ sizeof(struct target_timeval
),
4641 case TARGET_NR_stat
:
4642 if (!(p
= lock_user_string(arg1
)))
4644 ret
= get_errno(stat(path(p
), &st
));
4645 unlock_user(p
, arg1
, 0);
4647 case TARGET_NR_lstat
:
4648 if (!(p
= lock_user_string(arg1
)))
4650 ret
= get_errno(lstat(path(p
), &st
));
4651 unlock_user(p
, arg1
, 0);
4653 case TARGET_NR_fstat
:
4655 ret
= get_errno(fstat(arg1
, &st
));
4657 if (!is_error(ret
)) {
4658 struct target_stat
*target_st
;
4660 if (!lock_user_struct(VERIFY_WRITE
, target_st
, arg2
, 0))
4662 __put_user(st
.st_dev
, &target_st
->st_dev
);
4663 __put_user(st
.st_ino
, &target_st
->st_ino
);
4664 __put_user(st
.st_mode
, &target_st
->st_mode
);
4665 __put_user(st
.st_uid
, &target_st
->st_uid
);
4666 __put_user(st
.st_gid
, &target_st
->st_gid
);
4667 __put_user(st
.st_nlink
, &target_st
->st_nlink
);
4668 __put_user(st
.st_rdev
, &target_st
->st_rdev
);
4669 __put_user(st
.st_size
, &target_st
->st_size
);
4670 __put_user(st
.st_blksize
, &target_st
->st_blksize
);
4671 __put_user(st
.st_blocks
, &target_st
->st_blocks
);
4672 __put_user(st
.st_atime
, &target_st
->target_st_atime
);
4673 __put_user(st
.st_mtime
, &target_st
->target_st_mtime
);
4674 __put_user(st
.st_ctime
, &target_st
->target_st_ctime
);
4675 unlock_user_struct(target_st
, arg2
, 1);
4679 #ifdef TARGET_NR_olduname
4680 case TARGET_NR_olduname
:
4683 #ifdef TARGET_NR_iopl
4684 case TARGET_NR_iopl
:
4687 case TARGET_NR_vhangup
:
4688 ret
= get_errno(vhangup());
4690 #ifdef TARGET_NR_idle
4691 case TARGET_NR_idle
:
4694 #ifdef TARGET_NR_syscall
4695 case TARGET_NR_syscall
:
4696 ret
= do_syscall(cpu_env
,arg1
& 0xffff,arg2
,arg3
,arg4
,arg5
,arg6
,0);
4699 case TARGET_NR_wait4
:
4702 abi_long status_ptr
= arg2
;
4703 struct rusage rusage
, *rusage_ptr
;
4704 abi_ulong target_rusage
= arg4
;
4706 rusage_ptr
= &rusage
;
4709 ret
= get_errno(wait4(arg1
, &status
, arg3
, rusage_ptr
));
4710 if (!is_error(ret
)) {
4712 if (put_user_s32(status
, status_ptr
))
4716 host_to_target_rusage(target_rusage
, &rusage
);
4720 #ifdef TARGET_NR_swapoff
4721 case TARGET_NR_swapoff
:
4722 if (!(p
= lock_user_string(arg1
)))
4724 ret
= get_errno(swapoff(p
));
4725 unlock_user(p
, arg1
, 0);
4728 case TARGET_NR_sysinfo
:
4730 struct target_sysinfo
*target_value
;
4731 struct sysinfo value
;
4732 ret
= get_errno(sysinfo(&value
));
4733 if (!is_error(ret
) && arg1
)
4735 if (!lock_user_struct(VERIFY_WRITE
, target_value
, arg1
, 0))
4737 __put_user(value
.uptime
, &target_value
->uptime
);
4738 __put_user(value
.loads
[0], &target_value
->loads
[0]);
4739 __put_user(value
.loads
[1], &target_value
->loads
[1]);
4740 __put_user(value
.loads
[2], &target_value
->loads
[2]);
4741 __put_user(value
.totalram
, &target_value
->totalram
);
4742 __put_user(value
.freeram
, &target_value
->freeram
);
4743 __put_user(value
.sharedram
, &target_value
->sharedram
);
4744 __put_user(value
.bufferram
, &target_value
->bufferram
);
4745 __put_user(value
.totalswap
, &target_value
->totalswap
);
4746 __put_user(value
.freeswap
, &target_value
->freeswap
);
4747 __put_user(value
.procs
, &target_value
->procs
);
4748 __put_user(value
.totalhigh
, &target_value
->totalhigh
);
4749 __put_user(value
.freehigh
, &target_value
->freehigh
);
4750 __put_user(value
.mem_unit
, &target_value
->mem_unit
);
4751 unlock_user_struct(target_value
, arg1
, 1);
4755 #ifdef TARGET_NR_ipc
4757 ret
= do_ipc(arg1
, arg2
, arg3
, arg4
, arg5
, arg6
);
4760 case TARGET_NR_fsync
:
4761 ret
= get_errno(fsync(arg1
));
4763 case TARGET_NR_clone
:
4764 #if defined(TARGET_SH4)
4765 ret
= get_errno(do_fork(cpu_env
, arg1
, arg2
, arg3
, arg5
, arg4
));
4767 ret
= get_errno(do_fork(cpu_env
, arg1
, arg2
, arg3
, arg4
, arg5
));
4770 #ifdef __NR_exit_group
4771 /* new thread calls */
4772 case TARGET_NR_exit_group
:
4773 gdb_exit(cpu_env
, arg1
);
4774 ret
= get_errno(exit_group(arg1
));
4777 case TARGET_NR_setdomainname
:
4778 if (!(p
= lock_user_string(arg1
)))
4780 ret
= get_errno(setdomainname(p
, arg2
));
4781 unlock_user(p
, arg1
, 0);
4783 case TARGET_NR_uname
:
4784 /* no need to transcode because we use the linux syscall */
4786 struct new_utsname
* buf
;
4788 if (!lock_user_struct(VERIFY_WRITE
, buf
, arg1
, 0))
4790 ret
= get_errno(sys_uname(buf
));
4791 if (!is_error(ret
)) {
4792 /* Overrite the native machine name with whatever is being
4794 strcpy (buf
->machine
, UNAME_MACHINE
);
4795 /* Allow the user to override the reported release. */
4796 if (qemu_uname_release
&& *qemu_uname_release
)
4797 strcpy (buf
->release
, qemu_uname_release
);
4799 unlock_user_struct(buf
, arg1
, 1);
4803 case TARGET_NR_modify_ldt
:
4804 ret
= do_modify_ldt(cpu_env
, arg1
, arg2
, arg3
);
4806 #if !defined(TARGET_X86_64)
4807 case TARGET_NR_vm86old
:
4809 case TARGET_NR_vm86
:
4810 ret
= do_vm86(cpu_env
, arg1
, arg2
);
4814 case TARGET_NR_adjtimex
:
4816 #ifdef TARGET_NR_create_module
4817 case TARGET_NR_create_module
:
4819 case TARGET_NR_init_module
:
4820 case TARGET_NR_delete_module
:
4821 #ifdef TARGET_NR_get_kernel_syms
4822 case TARGET_NR_get_kernel_syms
:
4825 case TARGET_NR_quotactl
:
4827 case TARGET_NR_getpgid
:
4828 ret
= get_errno(getpgid(arg1
));
4830 case TARGET_NR_fchdir
:
4831 ret
= get_errno(fchdir(arg1
));
4833 #ifdef TARGET_NR_bdflush /* not on x86_64 */
4834 case TARGET_NR_bdflush
:
4837 #ifdef TARGET_NR_sysfs
4838 case TARGET_NR_sysfs
:
4841 case TARGET_NR_personality
:
4842 ret
= get_errno(personality(arg1
));
4844 #ifdef TARGET_NR_afs_syscall
4845 case TARGET_NR_afs_syscall
:
4848 #ifdef TARGET_NR__llseek /* Not on alpha */
4849 case TARGET_NR__llseek
:
4851 #if defined (__x86_64__)
4852 ret
= get_errno(lseek(arg1
, ((uint64_t )arg2
<< 32) | arg3
, arg5
));
4853 if (put_user_s64(ret
, arg4
))
4857 ret
= get_errno(_llseek(arg1
, arg2
, arg3
, &res
, arg5
));
4858 if (put_user_s64(res
, arg4
))
4864 case TARGET_NR_getdents
:
4865 #if TARGET_ABI_BITS != 32
4867 #elif TARGET_ABI_BITS == 32 && HOST_LONG_BITS == 64
4869 struct target_dirent
*target_dirp
;
4870 struct dirent
*dirp
;
4871 abi_long count
= arg3
;
4873 dirp
= malloc(count
);
4875 ret
= -TARGET_ENOMEM
;
4879 ret
= get_errno(sys_getdents(arg1
, dirp
, count
));
4880 if (!is_error(ret
)) {
4882 struct target_dirent
*tde
;
4884 int reclen
, treclen
;
4885 int count1
, tnamelen
;
4889 if (!(target_dirp
= lock_user(VERIFY_WRITE
, arg2
, count
, 0)))
4893 reclen
= de
->d_reclen
;
4894 treclen
= reclen
- (2 * (sizeof(long) - sizeof(abi_long
)));
4895 tde
->d_reclen
= tswap16(treclen
);
4896 tde
->d_ino
= tswapl(de
->d_ino
);
4897 tde
->d_off
= tswapl(de
->d_off
);
4898 tnamelen
= treclen
- (2 * sizeof(abi_long
) + 2);
4901 /* XXX: may not be correct */
4902 strncpy(tde
->d_name
, de
->d_name
, tnamelen
);
4903 de
= (struct dirent
*)((char *)de
+ reclen
);
4905 tde
= (struct target_dirent
*)((char *)tde
+ treclen
);
4909 unlock_user(target_dirp
, arg2
, ret
);
4915 struct dirent
*dirp
;
4916 abi_long count
= arg3
;
4918 if (!(dirp
= lock_user(VERIFY_WRITE
, arg2
, count
, 0)))
4920 ret
= get_errno(sys_getdents(arg1
, dirp
, count
));
4921 if (!is_error(ret
)) {
4927 reclen
= de
->d_reclen
;
4930 de
->d_reclen
= tswap16(reclen
);
4931 tswapls(&de
->d_ino
);
4932 tswapls(&de
->d_off
);
4933 de
= (struct dirent
*)((char *)de
+ reclen
);
4937 unlock_user(dirp
, arg2
, ret
);
4941 #if defined(TARGET_NR_getdents64) && defined(__NR_getdents64)
4942 case TARGET_NR_getdents64
:
4944 struct dirent64
*dirp
;
4945 abi_long count
= arg3
;
4946 if (!(dirp
= lock_user(VERIFY_WRITE
, arg2
, count
, 0)))
4948 ret
= get_errno(sys_getdents64(arg1
, dirp
, count
));
4949 if (!is_error(ret
)) {
4950 struct dirent64
*de
;
4955 reclen
= de
->d_reclen
;
4958 de
->d_reclen
= tswap16(reclen
);
4959 tswap64s((uint64_t *)&de
->d_ino
);
4960 tswap64s((uint64_t *)&de
->d_off
);
4961 de
= (struct dirent64
*)((char *)de
+ reclen
);
4965 unlock_user(dirp
, arg2
, ret
);
4968 #endif /* TARGET_NR_getdents64 */
4969 #ifdef TARGET_NR__newselect
4970 case TARGET_NR__newselect
:
4971 ret
= do_select(arg1
, arg2
, arg3
, arg4
, arg5
);
4974 #ifdef TARGET_NR_poll
4975 case TARGET_NR_poll
:
4977 struct target_pollfd
*target_pfd
;
4978 unsigned int nfds
= arg2
;
4983 target_pfd
= lock_user(VERIFY_WRITE
, arg1
, sizeof(struct target_pollfd
) * nfds
, 1);
4986 pfd
= alloca(sizeof(struct pollfd
) * nfds
);
4987 for(i
= 0; i
< nfds
; i
++) {
4988 pfd
[i
].fd
= tswap32(target_pfd
[i
].fd
);
4989 pfd
[i
].events
= tswap16(target_pfd
[i
].events
);
4991 ret
= get_errno(poll(pfd
, nfds
, timeout
));
4992 if (!is_error(ret
)) {
4993 for(i
= 0; i
< nfds
; i
++) {
4994 target_pfd
[i
].revents
= tswap16(pfd
[i
].revents
);
4996 ret
+= nfds
* (sizeof(struct target_pollfd
)
4997 - sizeof(struct pollfd
));
4999 unlock_user(target_pfd
, arg1
, ret
);
5003 case TARGET_NR_flock
:
5004 /* NOTE: the flock constant seems to be the same for every
5006 ret
= get_errno(flock(arg1
, arg2
));
5008 case TARGET_NR_readv
:
5013 vec
= alloca(count
* sizeof(struct iovec
));
5014 if (lock_iovec(VERIFY_WRITE
, vec
, arg2
, count
, 0) < 0)
5016 ret
= get_errno(readv(arg1
, vec
, count
));
5017 unlock_iovec(vec
, arg2
, count
, 1);
5020 case TARGET_NR_writev
:
5025 vec
= alloca(count
* sizeof(struct iovec
));
5026 if (lock_iovec(VERIFY_READ
, vec
, arg2
, count
, 1) < 0)
5028 ret
= get_errno(writev(arg1
, vec
, count
));
5029 unlock_iovec(vec
, arg2
, count
, 0);
5032 case TARGET_NR_getsid
:
5033 ret
= get_errno(getsid(arg1
));
5035 #if defined(TARGET_NR_fdatasync) /* Not on alpha (osf_datasync ?) */
5036 case TARGET_NR_fdatasync
:
5037 ret
= get_errno(fdatasync(arg1
));
5040 case TARGET_NR__sysctl
:
5041 /* We don't implement this, but ENOTDIR is always a safe
5043 ret
= -TARGET_ENOTDIR
;
5045 case TARGET_NR_sched_setparam
:
5047 struct sched_param
*target_schp
;
5048 struct sched_param schp
;
5050 if (!lock_user_struct(VERIFY_READ
, target_schp
, arg2
, 1))
5052 schp
.sched_priority
= tswap32(target_schp
->sched_priority
);
5053 unlock_user_struct(target_schp
, arg2
, 0);
5054 ret
= get_errno(sched_setparam(arg1
, &schp
));
5057 case TARGET_NR_sched_getparam
:
5059 struct sched_param
*target_schp
;
5060 struct sched_param schp
;
5061 ret
= get_errno(sched_getparam(arg1
, &schp
));
5062 if (!is_error(ret
)) {
5063 if (!lock_user_struct(VERIFY_WRITE
, target_schp
, arg2
, 0))
5065 target_schp
->sched_priority
= tswap32(schp
.sched_priority
);
5066 unlock_user_struct(target_schp
, arg2
, 1);
5070 case TARGET_NR_sched_setscheduler
:
5072 struct sched_param
*target_schp
;
5073 struct sched_param schp
;
5074 if (!lock_user_struct(VERIFY_READ
, target_schp
, arg3
, 1))
5076 schp
.sched_priority
= tswap32(target_schp
->sched_priority
);
5077 unlock_user_struct(target_schp
, arg3
, 0);
5078 ret
= get_errno(sched_setscheduler(arg1
, arg2
, &schp
));
5081 case TARGET_NR_sched_getscheduler
:
5082 ret
= get_errno(sched_getscheduler(arg1
));
5084 case TARGET_NR_sched_yield
:
5085 ret
= get_errno(sched_yield());
5087 case TARGET_NR_sched_get_priority_max
:
5088 ret
= get_errno(sched_get_priority_max(arg1
));
5090 case TARGET_NR_sched_get_priority_min
:
5091 ret
= get_errno(sched_get_priority_min(arg1
));
5093 case TARGET_NR_sched_rr_get_interval
:
5096 ret
= get_errno(sched_rr_get_interval(arg1
, &ts
));
5097 if (!is_error(ret
)) {
5098 host_to_target_timespec(arg2
, &ts
);
5102 case TARGET_NR_nanosleep
:
5104 struct timespec req
, rem
;
5105 target_to_host_timespec(&req
, arg1
);
5106 ret
= get_errno(nanosleep(&req
, &rem
));
5107 if (is_error(ret
) && arg2
) {
5108 host_to_target_timespec(arg2
, &rem
);
5112 #ifdef TARGET_NR_query_module
5113 case TARGET_NR_query_module
:
5116 #ifdef TARGET_NR_nfsservctl
5117 case TARGET_NR_nfsservctl
:
5120 case TARGET_NR_prctl
:
5123 case PR_GET_PDEATHSIG
:
5126 ret
= get_errno(prctl(arg1
, &deathsig
, arg3
, arg4
, arg5
));
5127 if (!is_error(ret
) && arg2
5128 && put_user_ual(deathsig
, arg2
))
5133 ret
= get_errno(prctl(arg1
, arg2
, arg3
, arg4
, arg5
));
5137 #ifdef TARGET_NR_arch_prctl
5138 case TARGET_NR_arch_prctl
:
5139 #if defined(TARGET_I386) && !defined(TARGET_ABI32)
5140 ret
= do_arch_prctl(cpu_env
, arg1
, arg2
);
5146 #ifdef TARGET_NR_pread
5147 case TARGET_NR_pread
:
5149 if (((CPUARMState
*)cpu_env
)->eabi
)
5152 if (!(p
= lock_user(VERIFY_WRITE
, arg2
, arg3
, 0)))
5154 ret
= get_errno(pread(arg1
, p
, arg3
, arg4
));
5155 unlock_user(p
, arg2
, ret
);
5157 case TARGET_NR_pwrite
:
5159 if (((CPUARMState
*)cpu_env
)->eabi
)
5162 if (!(p
= lock_user(VERIFY_READ
, arg2
, arg3
, 1)))
5164 ret
= get_errno(pwrite(arg1
, p
, arg3
, arg4
));
5165 unlock_user(p
, arg2
, 0);
5168 #ifdef TARGET_NR_pread64
5169 case TARGET_NR_pread64
:
5170 if (!(p
= lock_user(VERIFY_WRITE
, arg2
, arg3
, 0)))
5172 ret
= get_errno(pread64(arg1
, p
, arg3
, target_offset64(arg4
, arg5
)));
5173 unlock_user(p
, arg2
, ret
);
5175 case TARGET_NR_pwrite64
:
5176 if (!(p
= lock_user(VERIFY_READ
, arg2
, arg3
, 1)))
5178 ret
= get_errno(pwrite64(arg1
, p
, arg3
, target_offset64(arg4
, arg5
)));
5179 unlock_user(p
, arg2
, 0);
5182 case TARGET_NR_getcwd
:
5183 if (!(p
= lock_user(VERIFY_WRITE
, arg1
, arg2
, 0)))
5185 ret
= get_errno(sys_getcwd1(p
, arg2
));
5186 unlock_user(p
, arg1
, ret
);
5188 case TARGET_NR_capget
:
5190 case TARGET_NR_capset
:
5192 case TARGET_NR_sigaltstack
:
5193 #if defined(TARGET_I386) || defined(TARGET_ARM) || defined(TARGET_MIPS) || \
5194 defined(TARGET_SPARC) || defined(TARGET_PPC) || defined(TARGET_ALPHA)
5195 ret
= do_sigaltstack(arg1
, arg2
, get_sp_from_cpustate((CPUState
*)cpu_env
));
5200 case TARGET_NR_sendfile
:
5202 #ifdef TARGET_NR_getpmsg
5203 case TARGET_NR_getpmsg
:
5206 #ifdef TARGET_NR_putpmsg
5207 case TARGET_NR_putpmsg
:
5210 #ifdef TARGET_NR_vfork
5211 case TARGET_NR_vfork
:
5212 ret
= get_errno(do_fork(cpu_env
, CLONE_VFORK
| CLONE_VM
| SIGCHLD
,
5216 #ifdef TARGET_NR_ugetrlimit
5217 case TARGET_NR_ugetrlimit
:
5220 ret
= get_errno(getrlimit(arg1
, &rlim
));
5221 if (!is_error(ret
)) {
5222 struct target_rlimit
*target_rlim
;
5223 if (!lock_user_struct(VERIFY_WRITE
, target_rlim
, arg2
, 0))
5225 target_rlim
->rlim_cur
= tswapl(rlim
.rlim_cur
);
5226 target_rlim
->rlim_max
= tswapl(rlim
.rlim_max
);
5227 unlock_user_struct(target_rlim
, arg2
, 1);
5232 #ifdef TARGET_NR_truncate64
5233 case TARGET_NR_truncate64
:
5234 if (!(p
= lock_user_string(arg1
)))
5236 ret
= target_truncate64(cpu_env
, p
, arg2
, arg3
, arg4
);
5237 unlock_user(p
, arg1
, 0);
5240 #ifdef TARGET_NR_ftruncate64
5241 case TARGET_NR_ftruncate64
:
5242 ret
= target_ftruncate64(cpu_env
, arg1
, arg2
, arg3
, arg4
);
5245 #ifdef TARGET_NR_stat64
5246 case TARGET_NR_stat64
:
5247 if (!(p
= lock_user_string(arg1
)))
5249 ret
= get_errno(stat(path(p
), &st
));
5250 unlock_user(p
, arg1
, 0);
5252 ret
= host_to_target_stat64(cpu_env
, arg2
, &st
);
5255 #ifdef TARGET_NR_lstat64
5256 case TARGET_NR_lstat64
:
5257 if (!(p
= lock_user_string(arg1
)))
5259 ret
= get_errno(lstat(path(p
), &st
));
5260 unlock_user(p
, arg1
, 0);
5262 ret
= host_to_target_stat64(cpu_env
, arg2
, &st
);
5265 #ifdef TARGET_NR_fstat64
5266 case TARGET_NR_fstat64
:
5267 ret
= get_errno(fstat(arg1
, &st
));
5269 ret
= host_to_target_stat64(cpu_env
, arg2
, &st
);
5272 #if defined(TARGET_NR_fstatat64) && defined(__NR_fstatat64)
5273 case TARGET_NR_fstatat64
:
5274 if (!(p
= lock_user_string(arg2
)))
5276 ret
= get_errno(sys_fstatat64(arg1
, path(p
), &st
, arg4
));
5278 ret
= host_to_target_stat64(cpu_env
, arg3
, &st
);
5282 case TARGET_NR_lchown
:
5283 if (!(p
= lock_user_string(arg1
)))
5285 ret
= get_errno(lchown(p
, low2highuid(arg2
), low2highgid(arg3
)));
5286 unlock_user(p
, arg1
, 0);
5288 case TARGET_NR_getuid
:
5289 ret
= get_errno(high2lowuid(getuid()));
5291 case TARGET_NR_getgid
:
5292 ret
= get_errno(high2lowgid(getgid()));
5294 case TARGET_NR_geteuid
:
5295 ret
= get_errno(high2lowuid(geteuid()));
5297 case TARGET_NR_getegid
:
5298 ret
= get_errno(high2lowgid(getegid()));
5300 case TARGET_NR_setreuid
:
5301 ret
= get_errno(setreuid(low2highuid(arg1
), low2highuid(arg2
)));
5303 case TARGET_NR_setregid
:
5304 ret
= get_errno(setregid(low2highgid(arg1
), low2highgid(arg2
)));
5306 case TARGET_NR_getgroups
:
5308 int gidsetsize
= arg1
;
5309 uint16_t *target_grouplist
;
5313 grouplist
= alloca(gidsetsize
* sizeof(gid_t
));
5314 ret
= get_errno(getgroups(gidsetsize
, grouplist
));
5315 if (gidsetsize
== 0)
5317 if (!is_error(ret
)) {
5318 target_grouplist
= lock_user(VERIFY_WRITE
, arg2
, gidsetsize
* 2, 0);
5319 if (!target_grouplist
)
5321 for(i
= 0;i
< ret
; i
++)
5322 target_grouplist
[i
] = tswap16(grouplist
[i
]);
5323 unlock_user(target_grouplist
, arg2
, gidsetsize
* 2);
5327 case TARGET_NR_setgroups
:
5329 int gidsetsize
= arg1
;
5330 uint16_t *target_grouplist
;
5334 grouplist
= alloca(gidsetsize
* sizeof(gid_t
));
5335 target_grouplist
= lock_user(VERIFY_READ
, arg2
, gidsetsize
* 2, 1);
5336 if (!target_grouplist
) {
5337 ret
= -TARGET_EFAULT
;
5340 for(i
= 0;i
< gidsetsize
; i
++)
5341 grouplist
[i
] = tswap16(target_grouplist
[i
]);
5342 unlock_user(target_grouplist
, arg2
, 0);
5343 ret
= get_errno(setgroups(gidsetsize
, grouplist
));
5346 case TARGET_NR_fchown
:
5347 ret
= get_errno(fchown(arg1
, low2highuid(arg2
), low2highgid(arg3
)));
5349 #if defined(TARGET_NR_fchownat) && defined(__NR_fchownat)
5350 case TARGET_NR_fchownat
:
5351 if (!(p
= lock_user_string(arg2
)))
5353 ret
= get_errno(sys_fchownat(arg1
, p
, low2highuid(arg3
), low2highgid(arg4
), arg5
));
5354 unlock_user(p
, arg2
, 0);
5357 #ifdef TARGET_NR_setresuid
5358 case TARGET_NR_setresuid
:
5359 ret
= get_errno(setresuid(low2highuid(arg1
),
5361 low2highuid(arg3
)));
5364 #ifdef TARGET_NR_getresuid
5365 case TARGET_NR_getresuid
:
5367 uid_t ruid
, euid
, suid
;
5368 ret
= get_errno(getresuid(&ruid
, &euid
, &suid
));
5369 if (!is_error(ret
)) {
5370 if (put_user_u16(high2lowuid(ruid
), arg1
)
5371 || put_user_u16(high2lowuid(euid
), arg2
)
5372 || put_user_u16(high2lowuid(suid
), arg3
))
5378 #ifdef TARGET_NR_getresgid
5379 case TARGET_NR_setresgid
:
5380 ret
= get_errno(setresgid(low2highgid(arg1
),
5382 low2highgid(arg3
)));
5385 #ifdef TARGET_NR_getresgid
5386 case TARGET_NR_getresgid
:
5388 gid_t rgid
, egid
, sgid
;
5389 ret
= get_errno(getresgid(&rgid
, &egid
, &sgid
));
5390 if (!is_error(ret
)) {
5391 if (put_user_u16(high2lowgid(rgid
), arg1
)
5392 || put_user_u16(high2lowgid(egid
), arg2
)
5393 || put_user_u16(high2lowgid(sgid
), arg3
))
5399 case TARGET_NR_chown
:
5400 if (!(p
= lock_user_string(arg1
)))
5402 ret
= get_errno(chown(p
, low2highuid(arg2
), low2highgid(arg3
)));
5403 unlock_user(p
, arg1
, 0);
5405 case TARGET_NR_setuid
:
5406 ret
= get_errno(setuid(low2highuid(arg1
)));
5408 case TARGET_NR_setgid
:
5409 ret
= get_errno(setgid(low2highgid(arg1
)));
5411 case TARGET_NR_setfsuid
:
5412 ret
= get_errno(setfsuid(arg1
));
5414 case TARGET_NR_setfsgid
:
5415 ret
= get_errno(setfsgid(arg1
));
5417 #endif /* USE_UID16 */
5419 #ifdef TARGET_NR_lchown32
5420 case TARGET_NR_lchown32
:
5421 if (!(p
= lock_user_string(arg1
)))
5423 ret
= get_errno(lchown(p
, arg2
, arg3
));
5424 unlock_user(p
, arg1
, 0);
5427 #ifdef TARGET_NR_getuid32
5428 case TARGET_NR_getuid32
:
5429 ret
= get_errno(getuid());
5432 #ifdef TARGET_NR_getgid32
5433 case TARGET_NR_getgid32
:
5434 ret
= get_errno(getgid());
5437 #ifdef TARGET_NR_geteuid32
5438 case TARGET_NR_geteuid32
:
5439 ret
= get_errno(geteuid());
5442 #ifdef TARGET_NR_getegid32
5443 case TARGET_NR_getegid32
:
5444 ret
= get_errno(getegid());
5447 #ifdef TARGET_NR_setreuid32
5448 case TARGET_NR_setreuid32
:
5449 ret
= get_errno(setreuid(arg1
, arg2
));
5452 #ifdef TARGET_NR_setregid32
5453 case TARGET_NR_setregid32
:
5454 ret
= get_errno(setregid(arg1
, arg2
));
5457 #ifdef TARGET_NR_getgroups32
5458 case TARGET_NR_getgroups32
:
5460 int gidsetsize
= arg1
;
5461 uint32_t *target_grouplist
;
5465 grouplist
= alloca(gidsetsize
* sizeof(gid_t
));
5466 ret
= get_errno(getgroups(gidsetsize
, grouplist
));
5467 if (gidsetsize
== 0)
5469 if (!is_error(ret
)) {
5470 target_grouplist
= lock_user(VERIFY_WRITE
, arg2
, gidsetsize
* 4, 0);
5471 if (!target_grouplist
) {
5472 ret
= -TARGET_EFAULT
;
5475 for(i
= 0;i
< ret
; i
++)
5476 target_grouplist
[i
] = tswap32(grouplist
[i
]);
5477 unlock_user(target_grouplist
, arg2
, gidsetsize
* 4);
5482 #ifdef TARGET_NR_setgroups32
5483 case TARGET_NR_setgroups32
:
5485 int gidsetsize
= arg1
;
5486 uint32_t *target_grouplist
;
5490 grouplist
= alloca(gidsetsize
* sizeof(gid_t
));
5491 target_grouplist
= lock_user(VERIFY_READ
, arg2
, gidsetsize
* 4, 1);
5492 if (!target_grouplist
) {
5493 ret
= -TARGET_EFAULT
;
5496 for(i
= 0;i
< gidsetsize
; i
++)
5497 grouplist
[i
] = tswap32(target_grouplist
[i
]);
5498 unlock_user(target_grouplist
, arg2
, 0);
5499 ret
= get_errno(setgroups(gidsetsize
, grouplist
));
5503 #ifdef TARGET_NR_fchown32
5504 case TARGET_NR_fchown32
:
5505 ret
= get_errno(fchown(arg1
, arg2
, arg3
));
5508 #ifdef TARGET_NR_setresuid32
5509 case TARGET_NR_setresuid32
:
5510 ret
= get_errno(setresuid(arg1
, arg2
, arg3
));
5513 #ifdef TARGET_NR_getresuid32
5514 case TARGET_NR_getresuid32
:
5516 uid_t ruid
, euid
, suid
;
5517 ret
= get_errno(getresuid(&ruid
, &euid
, &suid
));
5518 if (!is_error(ret
)) {
5519 if (put_user_u32(ruid
, arg1
)
5520 || put_user_u32(euid
, arg2
)
5521 || put_user_u32(suid
, arg3
))
5527 #ifdef TARGET_NR_setresgid32
5528 case TARGET_NR_setresgid32
:
5529 ret
= get_errno(setresgid(arg1
, arg2
, arg3
));
5532 #ifdef TARGET_NR_getresgid32
5533 case TARGET_NR_getresgid32
:
5535 gid_t rgid
, egid
, sgid
;
5536 ret
= get_errno(getresgid(&rgid
, &egid
, &sgid
));
5537 if (!is_error(ret
)) {
5538 if (put_user_u32(rgid
, arg1
)
5539 || put_user_u32(egid
, arg2
)
5540 || put_user_u32(sgid
, arg3
))
5546 #ifdef TARGET_NR_chown32
5547 case TARGET_NR_chown32
:
5548 if (!(p
= lock_user_string(arg1
)))
5550 ret
= get_errno(chown(p
, arg2
, arg3
));
5551 unlock_user(p
, arg1
, 0);
5554 #ifdef TARGET_NR_setuid32
5555 case TARGET_NR_setuid32
:
5556 ret
= get_errno(setuid(arg1
));
5559 #ifdef TARGET_NR_setgid32
5560 case TARGET_NR_setgid32
:
5561 ret
= get_errno(setgid(arg1
));
5564 #ifdef TARGET_NR_setfsuid32
5565 case TARGET_NR_setfsuid32
:
5566 ret
= get_errno(setfsuid(arg1
));
5569 #ifdef TARGET_NR_setfsgid32
5570 case TARGET_NR_setfsgid32
:
5571 ret
= get_errno(setfsgid(arg1
));
5575 case TARGET_NR_pivot_root
:
5577 #ifdef TARGET_NR_mincore
5578 case TARGET_NR_mincore
:
5581 #ifdef TARGET_NR_madvise
5582 case TARGET_NR_madvise
:
5583 /* A straight passthrough may not be safe because qemu sometimes
5584 turns private flie-backed mappings into anonymous mappings.
5585 This will break MADV_DONTNEED.
5586 This is a hint, so ignoring and returning success is ok. */
5590 #if TARGET_ABI_BITS == 32
5591 case TARGET_NR_fcntl64
:
5595 struct target_flock64
*target_fl
;
5597 struct target_eabi_flock64
*target_efl
;
5601 case TARGET_F_GETLK64
:
5604 case TARGET_F_SETLK64
:
5607 case TARGET_F_SETLKW64
:
5616 case TARGET_F_GETLK64
:
5618 if (((CPUARMState
*)cpu_env
)->eabi
) {
5619 if (!lock_user_struct(VERIFY_READ
, target_efl
, arg3
, 1))
5621 fl
.l_type
= tswap16(target_efl
->l_type
);
5622 fl
.l_whence
= tswap16(target_efl
->l_whence
);
5623 fl
.l_start
= tswap64(target_efl
->l_start
);
5624 fl
.l_len
= tswap64(target_efl
->l_len
);
5625 fl
.l_pid
= tswapl(target_efl
->l_pid
);
5626 unlock_user_struct(target_efl
, arg3
, 0);
5630 if (!lock_user_struct(VERIFY_READ
, target_fl
, arg3
, 1))
5632 fl
.l_type
= tswap16(target_fl
->l_type
);
5633 fl
.l_whence
= tswap16(target_fl
->l_whence
);
5634 fl
.l_start
= tswap64(target_fl
->l_start
);
5635 fl
.l_len
= tswap64(target_fl
->l_len
);
5636 fl
.l_pid
= tswapl(target_fl
->l_pid
);
5637 unlock_user_struct(target_fl
, arg3
, 0);
5639 ret
= get_errno(fcntl(arg1
, cmd
, &fl
));
5642 if (((CPUARMState
*)cpu_env
)->eabi
) {
5643 if (!lock_user_struct(VERIFY_WRITE
, target_efl
, arg3
, 0))
5645 target_efl
->l_type
= tswap16(fl
.l_type
);
5646 target_efl
->l_whence
= tswap16(fl
.l_whence
);
5647 target_efl
->l_start
= tswap64(fl
.l_start
);
5648 target_efl
->l_len
= tswap64(fl
.l_len
);
5649 target_efl
->l_pid
= tswapl(fl
.l_pid
);
5650 unlock_user_struct(target_efl
, arg3
, 1);
5654 if (!lock_user_struct(VERIFY_WRITE
, target_fl
, arg3
, 0))
5656 target_fl
->l_type
= tswap16(fl
.l_type
);
5657 target_fl
->l_whence
= tswap16(fl
.l_whence
);
5658 target_fl
->l_start
= tswap64(fl
.l_start
);
5659 target_fl
->l_len
= tswap64(fl
.l_len
);
5660 target_fl
->l_pid
= tswapl(fl
.l_pid
);
5661 unlock_user_struct(target_fl
, arg3
, 1);
5666 case TARGET_F_SETLK64
:
5667 case TARGET_F_SETLKW64
:
5669 if (((CPUARMState
*)cpu_env
)->eabi
) {
5670 if (!lock_user_struct(VERIFY_READ
, target_efl
, arg3
, 1))
5672 fl
.l_type
= tswap16(target_efl
->l_type
);
5673 fl
.l_whence
= tswap16(target_efl
->l_whence
);
5674 fl
.l_start
= tswap64(target_efl
->l_start
);
5675 fl
.l_len
= tswap64(target_efl
->l_len
);
5676 fl
.l_pid
= tswapl(target_efl
->l_pid
);
5677 unlock_user_struct(target_efl
, arg3
, 0);
5681 if (!lock_user_struct(VERIFY_READ
, target_fl
, arg3
, 1))
5683 fl
.l_type
= tswap16(target_fl
->l_type
);
5684 fl
.l_whence
= tswap16(target_fl
->l_whence
);
5685 fl
.l_start
= tswap64(target_fl
->l_start
);
5686 fl
.l_len
= tswap64(target_fl
->l_len
);
5687 fl
.l_pid
= tswapl(target_fl
->l_pid
);
5688 unlock_user_struct(target_fl
, arg3
, 0);
5690 ret
= get_errno(fcntl(arg1
, cmd
, &fl
));
5693 ret
= do_fcntl(arg1
, cmd
, arg3
);
5699 #ifdef TARGET_NR_cacheflush
5700 case TARGET_NR_cacheflush
:
5701 /* self-modifying code is handled automatically, so nothing needed */
5705 #ifdef TARGET_NR_security
5706 case TARGET_NR_security
:
5709 #ifdef TARGET_NR_getpagesize
5710 case TARGET_NR_getpagesize
:
5711 ret
= TARGET_PAGE_SIZE
;
5714 case TARGET_NR_gettid
:
5715 ret
= get_errno(gettid());
5717 #ifdef TARGET_NR_readahead
5718 case TARGET_NR_readahead
:
5721 #ifdef TARGET_NR_setxattr
5722 case TARGET_NR_setxattr
:
5723 case TARGET_NR_lsetxattr
:
5724 case TARGET_NR_fsetxattr
:
5725 case TARGET_NR_getxattr
:
5726 case TARGET_NR_lgetxattr
:
5727 case TARGET_NR_fgetxattr
:
5728 case TARGET_NR_listxattr
:
5729 case TARGET_NR_llistxattr
:
5730 case TARGET_NR_flistxattr
:
5731 case TARGET_NR_removexattr
:
5732 case TARGET_NR_lremovexattr
:
5733 case TARGET_NR_fremovexattr
:
5734 goto unimplemented_nowarn
;
5736 #ifdef TARGET_NR_set_thread_area
5737 case TARGET_NR_set_thread_area
:
5738 #if defined(TARGET_MIPS)
5739 ((CPUMIPSState
*) cpu_env
)->tls_value
= arg1
;
5742 #elif defined(TARGET_I386) && defined(TARGET_ABI32)
5743 ret
= do_set_thread_area(cpu_env
, arg1
);
5746 goto unimplemented_nowarn
;
5749 #ifdef TARGET_NR_get_thread_area
5750 case TARGET_NR_get_thread_area
:
5751 #if defined(TARGET_I386) && defined(TARGET_ABI32)
5752 ret
= do_get_thread_area(cpu_env
, arg1
);
5754 goto unimplemented_nowarn
;
5757 #ifdef TARGET_NR_getdomainname
5758 case TARGET_NR_getdomainname
:
5759 goto unimplemented_nowarn
;
5762 #ifdef TARGET_NR_clock_gettime
5763 case TARGET_NR_clock_gettime
:
5766 ret
= get_errno(clock_gettime(arg1
, &ts
));
5767 if (!is_error(ret
)) {
5768 host_to_target_timespec(arg2
, &ts
);
5773 #ifdef TARGET_NR_clock_getres
5774 case TARGET_NR_clock_getres
:
5777 ret
= get_errno(clock_getres(arg1
, &ts
));
5778 if (!is_error(ret
)) {
5779 host_to_target_timespec(arg2
, &ts
);
5784 #ifdef TARGET_NR_clock_nanosleep
5785 case TARGET_NR_clock_nanosleep
:
5788 target_to_host_timespec(&ts
, arg3
);
5789 ret
= get_errno(clock_nanosleep(arg1
, arg2
, &ts
, arg4
? &ts
: NULL
));
5791 host_to_target_timespec(arg4
, &ts
);
5796 #if defined(TARGET_NR_set_tid_address) && defined(__NR_set_tid_address)
5797 case TARGET_NR_set_tid_address
:
5798 ret
= get_errno(set_tid_address((int *)g2h(arg1
)));
5802 #if defined(TARGET_NR_tkill) && defined(__NR_tkill)
5803 case TARGET_NR_tkill
:
5804 ret
= get_errno(sys_tkill((int)arg1
, target_to_host_signal(arg2
)));
5808 #if defined(TARGET_NR_tgkill) && defined(__NR_tgkill)
5809 case TARGET_NR_tgkill
:
5810 ret
= get_errno(sys_tgkill((int)arg1
, (int)arg2
,
5811 target_to_host_signal(arg3
)));
5815 #ifdef TARGET_NR_set_robust_list
5816 case TARGET_NR_set_robust_list
:
5817 goto unimplemented_nowarn
;
5820 #if defined(TARGET_NR_utimensat) && defined(__NR_utimensat)
5821 case TARGET_NR_utimensat
:
5823 struct timespec ts
[2];
5824 target_to_host_timespec(ts
, arg3
);
5825 target_to_host_timespec(ts
+1, arg3
+sizeof(struct target_timespec
));
5827 ret
= get_errno(sys_utimensat(arg1
, NULL
, ts
, arg4
));
5829 if (!(p
= lock_user_string(arg2
))) {
5830 ret
= -TARGET_EFAULT
;
5833 ret
= get_errno(sys_utimensat(arg1
, path(p
), ts
, arg4
));
5834 unlock_user(p
, arg2
, 0);
5839 #if defined(USE_NPTL)
5840 case TARGET_NR_futex
:
5841 ret
= do_futex(arg1
, arg2
, arg3
, arg4
, arg5
, arg6
);
5847 gemu_log("qemu: Unsupported syscall: %d\n", num
);
5848 #if defined(TARGET_NR_setxattr) || defined(TARGET_NR_get_thread_area) || defined(TARGET_NR_getdomainname) || defined(TARGET_NR_set_robust_list)
5849 unimplemented_nowarn
:
5851 ret
= -TARGET_ENOSYS
;
5856 gemu_log(" = %ld\n", ret
);
5859 print_syscall_ret(num
, ret
);
5862 ret
= -TARGET_EFAULT
;