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, see <http://www.gnu.org/licenses/>.
19 #define _ATFILE_SOURCE
31 #include <sys/types.h>
37 #include <sys/mount.h>
38 #include <sys/prctl.h>
39 #include <sys/resource.h>
44 #include <sys/socket.h>
48 #include <sys/times.h>
51 #include <sys/statfs.h>
53 #include <sys/sysinfo.h>
54 #include <sys/utsname.h>
55 //#include <sys/user.h>
56 #include <netinet/ip.h>
57 #include <netinet/tcp.h>
58 #include <qemu-common.h>
63 #include <sys/eventfd.h>
66 #define termios host_termios
67 #define winsize host_winsize
68 #define termio host_termio
69 #define sgttyb host_sgttyb /* same as target */
70 #define tchars host_tchars /* same as target */
71 #define ltchars host_ltchars /* same as target */
73 #include <linux/termios.h>
74 #include <linux/unistd.h>
75 #include <linux/utsname.h>
76 #include <linux/cdrom.h>
77 #include <linux/hdreg.h>
78 #include <linux/soundcard.h>
80 #include <linux/mtio.h>
84 #include "linux_loop.h"
85 #include "cpu-uname.h"
88 #include "qemu-common.h"
90 #if defined(CONFIG_USE_NPTL)
91 #define CLONE_NPTL_FLAGS2 (CLONE_SETTLS | \
92 CLONE_PARENT_SETTID | CLONE_CHILD_SETTID | CLONE_CHILD_CLEARTID)
94 /* XXX: Hardcode the above values. */
95 #define CLONE_NPTL_FLAGS2 0
100 //#include <linux/msdos_fs.h>
101 #define VFAT_IOCTL_READDIR_BOTH _IOR('r', 1, struct linux_dirent [2])
102 #define VFAT_IOCTL_READDIR_SHORT _IOR('r', 2, struct linux_dirent [2])
113 #define _syscall0(type,name) \
114 static type name (void) \
116 return syscall(__NR_##name); \
119 #define _syscall1(type,name,type1,arg1) \
120 static type name (type1 arg1) \
122 return syscall(__NR_##name, arg1); \
125 #define _syscall2(type,name,type1,arg1,type2,arg2) \
126 static type name (type1 arg1,type2 arg2) \
128 return syscall(__NR_##name, arg1, arg2); \
131 #define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3) \
132 static type name (type1 arg1,type2 arg2,type3 arg3) \
134 return syscall(__NR_##name, arg1, arg2, arg3); \
137 #define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4) \
138 static type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4) \
140 return syscall(__NR_##name, arg1, arg2, arg3, arg4); \
143 #define _syscall5(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \
145 static type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5) \
147 return syscall(__NR_##name, arg1, arg2, arg3, arg4, arg5); \
151 #define _syscall6(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \
152 type5,arg5,type6,arg6) \
153 static type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5, \
156 return syscall(__NR_##name, arg1, arg2, arg3, arg4, arg5, arg6); \
160 #define __NR_sys_uname __NR_uname
161 #define __NR_sys_faccessat __NR_faccessat
162 #define __NR_sys_fchmodat __NR_fchmodat
163 #define __NR_sys_fchownat __NR_fchownat
164 #define __NR_sys_fstatat64 __NR_fstatat64
165 #define __NR_sys_futimesat __NR_futimesat
166 #define __NR_sys_getcwd1 __NR_getcwd
167 #define __NR_sys_getdents __NR_getdents
168 #define __NR_sys_getdents64 __NR_getdents64
169 #define __NR_sys_getpriority __NR_getpriority
170 #define __NR_sys_linkat __NR_linkat
171 #define __NR_sys_mkdirat __NR_mkdirat
172 #define __NR_sys_mknodat __NR_mknodat
173 #define __NR_sys_newfstatat __NR_newfstatat
174 #define __NR_sys_openat __NR_openat
175 #define __NR_sys_readlinkat __NR_readlinkat
176 #define __NR_sys_renameat __NR_renameat
177 #define __NR_sys_rt_sigqueueinfo __NR_rt_sigqueueinfo
178 #define __NR_sys_symlinkat __NR_symlinkat
179 #define __NR_sys_syslog __NR_syslog
180 #define __NR_sys_tgkill __NR_tgkill
181 #define __NR_sys_tkill __NR_tkill
182 #define __NR_sys_unlinkat __NR_unlinkat
183 #define __NR_sys_utimensat __NR_utimensat
184 #define __NR_sys_futex __NR_futex
185 #define __NR_sys_inotify_init __NR_inotify_init
186 #define __NR_sys_inotify_add_watch __NR_inotify_add_watch
187 #define __NR_sys_inotify_rm_watch __NR_inotify_rm_watch
189 #if defined(__alpha__) || defined (__ia64__) || defined(__x86_64__)
190 #define __NR__llseek __NR_lseek
194 _syscall0(int, gettid
)
196 /* This is a replacement for the host gettid() and must return a host
198 static int gettid(void) {
202 _syscall3(int, sys_getdents
, uint
, fd
, struct linux_dirent
*, dirp
, uint
, count
);
203 #if defined(TARGET_NR_getdents64) && defined(__NR_getdents64)
204 _syscall3(int, sys_getdents64
, uint
, fd
, struct linux_dirent64
*, dirp
, uint
, count
);
206 _syscall2(int, sys_getpriority
, int, which
, int, who
);
207 #if defined(TARGET_NR__llseek) && !defined (__x86_64__)
208 _syscall5(int, _llseek
, uint
, fd
, ulong
, hi
, ulong
, lo
,
209 loff_t
*, res
, uint
, wh
);
211 _syscall3(int,sys_rt_sigqueueinfo
,int,pid
,int,sig
,siginfo_t
*,uinfo
)
212 _syscall3(int,sys_syslog
,int,type
,char*,bufp
,int,len
)
213 #if defined(TARGET_NR_tgkill) && defined(__NR_tgkill)
214 _syscall3(int,sys_tgkill
,int,tgid
,int,pid
,int,sig
)
216 #if defined(TARGET_NR_tkill) && defined(__NR_tkill)
217 _syscall2(int,sys_tkill
,int,tid
,int,sig
)
219 #ifdef __NR_exit_group
220 _syscall1(int,exit_group
,int,error_code
)
222 #if defined(TARGET_NR_set_tid_address) && defined(__NR_set_tid_address)
223 _syscall1(int,set_tid_address
,int *,tidptr
)
225 #if defined(CONFIG_USE_NPTL)
226 #if defined(TARGET_NR_futex) && defined(__NR_futex)
227 _syscall6(int,sys_futex
,int *,uaddr
,int,op
,int,val
,
228 const struct timespec
*,timeout
,int *,uaddr2
,int,val3
)
232 static bitmask_transtbl fcntl_flags_tbl
[] = {
233 { TARGET_O_ACCMODE
, TARGET_O_WRONLY
, O_ACCMODE
, O_WRONLY
, },
234 { TARGET_O_ACCMODE
, TARGET_O_RDWR
, O_ACCMODE
, O_RDWR
, },
235 { TARGET_O_CREAT
, TARGET_O_CREAT
, O_CREAT
, O_CREAT
, },
236 { TARGET_O_EXCL
, TARGET_O_EXCL
, O_EXCL
, O_EXCL
, },
237 { TARGET_O_NOCTTY
, TARGET_O_NOCTTY
, O_NOCTTY
, O_NOCTTY
, },
238 { TARGET_O_TRUNC
, TARGET_O_TRUNC
, O_TRUNC
, O_TRUNC
, },
239 { TARGET_O_APPEND
, TARGET_O_APPEND
, O_APPEND
, O_APPEND
, },
240 { TARGET_O_NONBLOCK
, TARGET_O_NONBLOCK
, O_NONBLOCK
, O_NONBLOCK
, },
241 { TARGET_O_SYNC
, TARGET_O_SYNC
, O_SYNC
, O_SYNC
, },
242 { TARGET_FASYNC
, TARGET_FASYNC
, FASYNC
, FASYNC
, },
243 { TARGET_O_DIRECTORY
, TARGET_O_DIRECTORY
, O_DIRECTORY
, O_DIRECTORY
, },
244 { TARGET_O_NOFOLLOW
, TARGET_O_NOFOLLOW
, O_NOFOLLOW
, O_NOFOLLOW
, },
245 { TARGET_O_LARGEFILE
, TARGET_O_LARGEFILE
, O_LARGEFILE
, O_LARGEFILE
, },
246 #if defined(O_DIRECT)
247 { TARGET_O_DIRECT
, TARGET_O_DIRECT
, O_DIRECT
, O_DIRECT
, },
252 #define COPY_UTSNAME_FIELD(dest, src) \
254 /* __NEW_UTS_LEN doesn't include terminating null */ \
255 (void) strncpy((dest), (src), __NEW_UTS_LEN); \
256 (dest)[__NEW_UTS_LEN] = '\0'; \
259 static int sys_uname(struct new_utsname
*buf
)
261 struct utsname uts_buf
;
263 if (uname(&uts_buf
) < 0)
267 * Just in case these have some differences, we
268 * translate utsname to new_utsname (which is the
269 * struct linux kernel uses).
272 bzero(buf
, sizeof (*buf
));
273 COPY_UTSNAME_FIELD(buf
->sysname
, uts_buf
.sysname
);
274 COPY_UTSNAME_FIELD(buf
->nodename
, uts_buf
.nodename
);
275 COPY_UTSNAME_FIELD(buf
->release
, uts_buf
.release
);
276 COPY_UTSNAME_FIELD(buf
->version
, uts_buf
.version
);
277 COPY_UTSNAME_FIELD(buf
->machine
, uts_buf
.machine
);
279 COPY_UTSNAME_FIELD(buf
->domainname
, uts_buf
.domainname
);
283 #undef COPY_UTSNAME_FIELD
286 static int sys_getcwd1(char *buf
, size_t size
)
288 if (getcwd(buf
, size
) == NULL
) {
289 /* getcwd() sets errno */
292 return strlen(buf
)+1;
297 * Host system seems to have atfile syscall stubs available. We
298 * now enable them one by one as specified by target syscall_nr.h.
301 #ifdef TARGET_NR_faccessat
302 static int sys_faccessat(int dirfd
, const char *pathname
, int mode
)
304 return (faccessat(dirfd
, pathname
, mode
, 0));
307 #ifdef TARGET_NR_fchmodat
308 static int sys_fchmodat(int dirfd
, const char *pathname
, mode_t mode
)
310 return (fchmodat(dirfd
, pathname
, mode
, 0));
313 #if defined(TARGET_NR_fchownat) && defined(USE_UID16)
314 static int sys_fchownat(int dirfd
, const char *pathname
, uid_t owner
,
315 gid_t group
, int flags
)
317 return (fchownat(dirfd
, pathname
, owner
, group
, flags
));
320 #ifdef __NR_fstatat64
321 static int sys_fstatat64(int dirfd
, const char *pathname
, struct stat
*buf
,
324 return (fstatat(dirfd
, pathname
, buf
, flags
));
327 #ifdef __NR_newfstatat
328 static int sys_newfstatat(int dirfd
, const char *pathname
, struct stat
*buf
,
331 return (fstatat(dirfd
, pathname
, buf
, flags
));
334 #ifdef TARGET_NR_futimesat
335 static int sys_futimesat(int dirfd
, const char *pathname
,
336 const struct timeval times
[2])
338 return (futimesat(dirfd
, pathname
, times
));
341 #ifdef TARGET_NR_linkat
342 static int sys_linkat(int olddirfd
, const char *oldpath
,
343 int newdirfd
, const char *newpath
, int flags
)
345 return (linkat(olddirfd
, oldpath
, newdirfd
, newpath
, flags
));
348 #ifdef TARGET_NR_mkdirat
349 static int sys_mkdirat(int dirfd
, const char *pathname
, mode_t mode
)
351 return (mkdirat(dirfd
, pathname
, mode
));
354 #ifdef TARGET_NR_mknodat
355 static int sys_mknodat(int dirfd
, const char *pathname
, mode_t mode
,
358 return (mknodat(dirfd
, pathname
, mode
, dev
));
361 #ifdef TARGET_NR_openat
362 static int sys_openat(int dirfd
, const char *pathname
, int flags
, ...)
365 * open(2) has extra parameter 'mode' when called with
368 if ((flags
& O_CREAT
) != 0) {
373 * Get the 'mode' parameter and translate it to
377 mode
= va_arg(ap
, mode_t
);
378 mode
= target_to_host_bitmask(mode
, fcntl_flags_tbl
);
381 return (openat(dirfd
, pathname
, flags
, mode
));
383 return (openat(dirfd
, pathname
, flags
));
386 #ifdef TARGET_NR_readlinkat
387 static int sys_readlinkat(int dirfd
, const char *pathname
, char *buf
, size_t bufsiz
)
389 return (readlinkat(dirfd
, pathname
, buf
, bufsiz
));
392 #ifdef TARGET_NR_renameat
393 static int sys_renameat(int olddirfd
, const char *oldpath
,
394 int newdirfd
, const char *newpath
)
396 return (renameat(olddirfd
, oldpath
, newdirfd
, newpath
));
399 #ifdef TARGET_NR_symlinkat
400 static int sys_symlinkat(const char *oldpath
, int newdirfd
, const char *newpath
)
402 return (symlinkat(oldpath
, newdirfd
, newpath
));
405 #ifdef TARGET_NR_unlinkat
406 static int sys_unlinkat(int dirfd
, const char *pathname
, int flags
)
408 return (unlinkat(dirfd
, pathname
, flags
));
411 #else /* !CONFIG_ATFILE */
414 * Try direct syscalls instead
416 #if defined(TARGET_NR_faccessat) && defined(__NR_faccessat)
417 _syscall3(int,sys_faccessat
,int,dirfd
,const char *,pathname
,int,mode
)
419 #if defined(TARGET_NR_fchmodat) && defined(__NR_fchmodat)
420 _syscall3(int,sys_fchmodat
,int,dirfd
,const char *,pathname
, mode_t
,mode
)
422 #if defined(TARGET_NR_fchownat) && defined(__NR_fchownat) && defined(USE_UID16)
423 _syscall5(int,sys_fchownat
,int,dirfd
,const char *,pathname
,
424 uid_t
,owner
,gid_t
,group
,int,flags
)
426 #if (defined(TARGET_NR_fstatat64) || defined(TARGET_NR_newfstatat)) && \
427 defined(__NR_fstatat64)
428 _syscall4(int,sys_fstatat64
,int,dirfd
,const char *,pathname
,
429 struct stat
*,buf
,int,flags
)
431 #if defined(TARGET_NR_futimesat) && defined(__NR_futimesat)
432 _syscall3(int,sys_futimesat
,int,dirfd
,const char *,pathname
,
433 const struct timeval
*,times
)
435 #if (defined(TARGET_NR_newfstatat) || defined(TARGET_NR_fstatat64) ) && \
436 defined(__NR_newfstatat)
437 _syscall4(int,sys_newfstatat
,int,dirfd
,const char *,pathname
,
438 struct stat
*,buf
,int,flags
)
440 #if defined(TARGET_NR_linkat) && defined(__NR_linkat)
441 _syscall5(int,sys_linkat
,int,olddirfd
,const char *,oldpath
,
442 int,newdirfd
,const char *,newpath
,int,flags
)
444 #if defined(TARGET_NR_mkdirat) && defined(__NR_mkdirat)
445 _syscall3(int,sys_mkdirat
,int,dirfd
,const char *,pathname
,mode_t
,mode
)
447 #if defined(TARGET_NR_mknodat) && defined(__NR_mknodat)
448 _syscall4(int,sys_mknodat
,int,dirfd
,const char *,pathname
,
449 mode_t
,mode
,dev_t
,dev
)
451 #if defined(TARGET_NR_openat) && defined(__NR_openat)
452 _syscall4(int,sys_openat
,int,dirfd
,const char *,pathname
,int,flags
,mode_t
,mode
)
454 #if defined(TARGET_NR_readlinkat) && defined(__NR_readlinkat)
455 _syscall4(int,sys_readlinkat
,int,dirfd
,const char *,pathname
,
456 char *,buf
,size_t,bufsize
)
458 #if defined(TARGET_NR_renameat) && defined(__NR_renameat)
459 _syscall4(int,sys_renameat
,int,olddirfd
,const char *,oldpath
,
460 int,newdirfd
,const char *,newpath
)
462 #if defined(TARGET_NR_symlinkat) && defined(__NR_symlinkat)
463 _syscall3(int,sys_symlinkat
,const char *,oldpath
,
464 int,newdirfd
,const char *,newpath
)
466 #if defined(TARGET_NR_unlinkat) && defined(__NR_unlinkat)
467 _syscall3(int,sys_unlinkat
,int,dirfd
,const char *,pathname
,int,flags
)
470 #endif /* CONFIG_ATFILE */
472 #ifdef CONFIG_UTIMENSAT
473 static int sys_utimensat(int dirfd
, const char *pathname
,
474 const struct timespec times
[2], int flags
)
476 if (pathname
== NULL
)
477 return futimens(dirfd
, times
);
479 return utimensat(dirfd
, pathname
, times
, flags
);
482 #if defined(TARGET_NR_utimensat) && defined(__NR_utimensat)
483 _syscall4(int,sys_utimensat
,int,dirfd
,const char *,pathname
,
484 const struct timespec
*,tsp
,int,flags
)
486 #endif /* CONFIG_UTIMENSAT */
488 #ifdef CONFIG_INOTIFY
489 #include <sys/inotify.h>
491 #if defined(TARGET_NR_inotify_init) && defined(__NR_inotify_init)
492 static int sys_inotify_init(void)
494 return (inotify_init());
497 #if defined(TARGET_NR_inotify_add_watch) && defined(__NR_inotify_add_watch)
498 static int sys_inotify_add_watch(int fd
,const char *pathname
, int32_t mask
)
500 return (inotify_add_watch(fd
, pathname
, mask
));
503 #if defined(TARGET_NR_inotify_rm_watch) && defined(__NR_inotify_rm_watch)
504 static int sys_inotify_rm_watch(int fd
, int32_t wd
)
506 return (inotify_rm_watch(fd
, wd
));
509 #ifdef CONFIG_INOTIFY1
510 #if defined(TARGET_NR_inotify_init1) && defined(__NR_inotify_init1)
511 static int sys_inotify_init1(int flags
)
513 return (inotify_init1(flags
));
518 /* Userspace can usually survive runtime without inotify */
519 #undef TARGET_NR_inotify_init
520 #undef TARGET_NR_inotify_init1
521 #undef TARGET_NR_inotify_add_watch
522 #undef TARGET_NR_inotify_rm_watch
523 #endif /* CONFIG_INOTIFY */
526 extern int personality(int);
527 extern int flock(int, int);
528 extern int setfsuid(int);
529 extern int setfsgid(int);
530 extern int setgroups(int, gid_t
*);
532 #define ERRNO_TABLE_SIZE 1200
534 /* target_to_host_errno_table[] is initialized from
535 * host_to_target_errno_table[] in syscall_init(). */
536 static uint16_t target_to_host_errno_table
[ERRNO_TABLE_SIZE
] = {
540 * This list is the union of errno values overridden in asm-<arch>/errno.h
541 * minus the errnos that are not actually generic to all archs.
543 static uint16_t host_to_target_errno_table
[ERRNO_TABLE_SIZE
] = {
544 [EIDRM
] = TARGET_EIDRM
,
545 [ECHRNG
] = TARGET_ECHRNG
,
546 [EL2NSYNC
] = TARGET_EL2NSYNC
,
547 [EL3HLT
] = TARGET_EL3HLT
,
548 [EL3RST
] = TARGET_EL3RST
,
549 [ELNRNG
] = TARGET_ELNRNG
,
550 [EUNATCH
] = TARGET_EUNATCH
,
551 [ENOCSI
] = TARGET_ENOCSI
,
552 [EL2HLT
] = TARGET_EL2HLT
,
553 [EDEADLK
] = TARGET_EDEADLK
,
554 [ENOLCK
] = TARGET_ENOLCK
,
555 [EBADE
] = TARGET_EBADE
,
556 [EBADR
] = TARGET_EBADR
,
557 [EXFULL
] = TARGET_EXFULL
,
558 [ENOANO
] = TARGET_ENOANO
,
559 [EBADRQC
] = TARGET_EBADRQC
,
560 [EBADSLT
] = TARGET_EBADSLT
,
561 [EBFONT
] = TARGET_EBFONT
,
562 [ENOSTR
] = TARGET_ENOSTR
,
563 [ENODATA
] = TARGET_ENODATA
,
564 [ETIME
] = TARGET_ETIME
,
565 [ENOSR
] = TARGET_ENOSR
,
566 [ENONET
] = TARGET_ENONET
,
567 [ENOPKG
] = TARGET_ENOPKG
,
568 [EREMOTE
] = TARGET_EREMOTE
,
569 [ENOLINK
] = TARGET_ENOLINK
,
570 [EADV
] = TARGET_EADV
,
571 [ESRMNT
] = TARGET_ESRMNT
,
572 [ECOMM
] = TARGET_ECOMM
,
573 [EPROTO
] = TARGET_EPROTO
,
574 [EDOTDOT
] = TARGET_EDOTDOT
,
575 [EMULTIHOP
] = TARGET_EMULTIHOP
,
576 [EBADMSG
] = TARGET_EBADMSG
,
577 [ENAMETOOLONG
] = TARGET_ENAMETOOLONG
,
578 [EOVERFLOW
] = TARGET_EOVERFLOW
,
579 [ENOTUNIQ
] = TARGET_ENOTUNIQ
,
580 [EBADFD
] = TARGET_EBADFD
,
581 [EREMCHG
] = TARGET_EREMCHG
,
582 [ELIBACC
] = TARGET_ELIBACC
,
583 [ELIBBAD
] = TARGET_ELIBBAD
,
584 [ELIBSCN
] = TARGET_ELIBSCN
,
585 [ELIBMAX
] = TARGET_ELIBMAX
,
586 [ELIBEXEC
] = TARGET_ELIBEXEC
,
587 [EILSEQ
] = TARGET_EILSEQ
,
588 [ENOSYS
] = TARGET_ENOSYS
,
589 [ELOOP
] = TARGET_ELOOP
,
590 [ERESTART
] = TARGET_ERESTART
,
591 [ESTRPIPE
] = TARGET_ESTRPIPE
,
592 [ENOTEMPTY
] = TARGET_ENOTEMPTY
,
593 [EUSERS
] = TARGET_EUSERS
,
594 [ENOTSOCK
] = TARGET_ENOTSOCK
,
595 [EDESTADDRREQ
] = TARGET_EDESTADDRREQ
,
596 [EMSGSIZE
] = TARGET_EMSGSIZE
,
597 [EPROTOTYPE
] = TARGET_EPROTOTYPE
,
598 [ENOPROTOOPT
] = TARGET_ENOPROTOOPT
,
599 [EPROTONOSUPPORT
] = TARGET_EPROTONOSUPPORT
,
600 [ESOCKTNOSUPPORT
] = TARGET_ESOCKTNOSUPPORT
,
601 [EOPNOTSUPP
] = TARGET_EOPNOTSUPP
,
602 [EPFNOSUPPORT
] = TARGET_EPFNOSUPPORT
,
603 [EAFNOSUPPORT
] = TARGET_EAFNOSUPPORT
,
604 [EADDRINUSE
] = TARGET_EADDRINUSE
,
605 [EADDRNOTAVAIL
] = TARGET_EADDRNOTAVAIL
,
606 [ENETDOWN
] = TARGET_ENETDOWN
,
607 [ENETUNREACH
] = TARGET_ENETUNREACH
,
608 [ENETRESET
] = TARGET_ENETRESET
,
609 [ECONNABORTED
] = TARGET_ECONNABORTED
,
610 [ECONNRESET
] = TARGET_ECONNRESET
,
611 [ENOBUFS
] = TARGET_ENOBUFS
,
612 [EISCONN
] = TARGET_EISCONN
,
613 [ENOTCONN
] = TARGET_ENOTCONN
,
614 [EUCLEAN
] = TARGET_EUCLEAN
,
615 [ENOTNAM
] = TARGET_ENOTNAM
,
616 [ENAVAIL
] = TARGET_ENAVAIL
,
617 [EISNAM
] = TARGET_EISNAM
,
618 [EREMOTEIO
] = TARGET_EREMOTEIO
,
619 [ESHUTDOWN
] = TARGET_ESHUTDOWN
,
620 [ETOOMANYREFS
] = TARGET_ETOOMANYREFS
,
621 [ETIMEDOUT
] = TARGET_ETIMEDOUT
,
622 [ECONNREFUSED
] = TARGET_ECONNREFUSED
,
623 [EHOSTDOWN
] = TARGET_EHOSTDOWN
,
624 [EHOSTUNREACH
] = TARGET_EHOSTUNREACH
,
625 [EALREADY
] = TARGET_EALREADY
,
626 [EINPROGRESS
] = TARGET_EINPROGRESS
,
627 [ESTALE
] = TARGET_ESTALE
,
628 [ECANCELED
] = TARGET_ECANCELED
,
629 [ENOMEDIUM
] = TARGET_ENOMEDIUM
,
630 [EMEDIUMTYPE
] = TARGET_EMEDIUMTYPE
,
632 [ENOKEY
] = TARGET_ENOKEY
,
635 [EKEYEXPIRED
] = TARGET_EKEYEXPIRED
,
638 [EKEYREVOKED
] = TARGET_EKEYREVOKED
,
641 [EKEYREJECTED
] = TARGET_EKEYREJECTED
,
644 [EOWNERDEAD
] = TARGET_EOWNERDEAD
,
646 #ifdef ENOTRECOVERABLE
647 [ENOTRECOVERABLE
] = TARGET_ENOTRECOVERABLE
,
651 static inline int host_to_target_errno(int err
)
653 if(host_to_target_errno_table
[err
])
654 return host_to_target_errno_table
[err
];
658 static inline int target_to_host_errno(int err
)
660 if (target_to_host_errno_table
[err
])
661 return target_to_host_errno_table
[err
];
665 static inline abi_long
get_errno(abi_long ret
)
668 return -host_to_target_errno(errno
);
673 static inline int is_error(abi_long ret
)
675 return (abi_ulong
)ret
>= (abi_ulong
)(-4096);
678 char *target_strerror(int err
)
680 return strerror(target_to_host_errno(err
));
683 static abi_ulong target_brk
;
684 static abi_ulong target_original_brk
;
686 void target_set_brk(abi_ulong new_brk
)
688 target_original_brk
= target_brk
= HOST_PAGE_ALIGN(new_brk
);
691 /* do_brk() must return target values and target errnos. */
692 abi_long
do_brk(abi_ulong new_brk
)
695 abi_long mapped_addr
;
700 if (new_brk
< target_original_brk
)
703 brk_page
= HOST_PAGE_ALIGN(target_brk
);
705 /* If the new brk is less than this, set it and we're done... */
706 if (new_brk
< brk_page
) {
707 target_brk
= new_brk
;
711 /* We need to allocate more memory after the brk... */
712 new_alloc_size
= HOST_PAGE_ALIGN(new_brk
- brk_page
+ 1);
713 mapped_addr
= get_errno(target_mmap(brk_page
, new_alloc_size
,
714 PROT_READ
|PROT_WRITE
,
715 MAP_ANON
|MAP_FIXED
|MAP_PRIVATE
, 0, 0));
717 if (!is_error(mapped_addr
))
718 target_brk
= new_brk
;
723 static inline abi_long
copy_from_user_fdset(fd_set
*fds
,
724 abi_ulong target_fds_addr
,
728 abi_ulong b
, *target_fds
;
730 nw
= (n
+ TARGET_ABI_BITS
- 1) / TARGET_ABI_BITS
;
731 if (!(target_fds
= lock_user(VERIFY_READ
,
733 sizeof(abi_ulong
) * nw
,
735 return -TARGET_EFAULT
;
739 for (i
= 0; i
< nw
; i
++) {
740 /* grab the abi_ulong */
741 __get_user(b
, &target_fds
[i
]);
742 for (j
= 0; j
< TARGET_ABI_BITS
; j
++) {
743 /* check the bit inside the abi_ulong */
750 unlock_user(target_fds
, target_fds_addr
, 0);
755 static inline abi_long
copy_to_user_fdset(abi_ulong target_fds_addr
,
761 abi_ulong
*target_fds
;
763 nw
= (n
+ TARGET_ABI_BITS
- 1) / TARGET_ABI_BITS
;
764 if (!(target_fds
= lock_user(VERIFY_WRITE
,
766 sizeof(abi_ulong
) * nw
,
768 return -TARGET_EFAULT
;
771 for (i
= 0; i
< nw
; i
++) {
773 for (j
= 0; j
< TARGET_ABI_BITS
; j
++) {
774 v
|= ((FD_ISSET(k
, fds
) != 0) << j
);
777 __put_user(v
, &target_fds
[i
]);
780 unlock_user(target_fds
, target_fds_addr
, sizeof(abi_ulong
) * nw
);
785 #if defined(__alpha__)
791 static inline abi_long
host_to_target_clock_t(long ticks
)
793 #if HOST_HZ == TARGET_HZ
796 return ((int64_t)ticks
* TARGET_HZ
) / HOST_HZ
;
800 static inline abi_long
host_to_target_rusage(abi_ulong target_addr
,
801 const struct rusage
*rusage
)
803 struct target_rusage
*target_rusage
;
805 if (!lock_user_struct(VERIFY_WRITE
, target_rusage
, target_addr
, 0))
806 return -TARGET_EFAULT
;
807 target_rusage
->ru_utime
.tv_sec
= tswapl(rusage
->ru_utime
.tv_sec
);
808 target_rusage
->ru_utime
.tv_usec
= tswapl(rusage
->ru_utime
.tv_usec
);
809 target_rusage
->ru_stime
.tv_sec
= tswapl(rusage
->ru_stime
.tv_sec
);
810 target_rusage
->ru_stime
.tv_usec
= tswapl(rusage
->ru_stime
.tv_usec
);
811 target_rusage
->ru_maxrss
= tswapl(rusage
->ru_maxrss
);
812 target_rusage
->ru_ixrss
= tswapl(rusage
->ru_ixrss
);
813 target_rusage
->ru_idrss
= tswapl(rusage
->ru_idrss
);
814 target_rusage
->ru_isrss
= tswapl(rusage
->ru_isrss
);
815 target_rusage
->ru_minflt
= tswapl(rusage
->ru_minflt
);
816 target_rusage
->ru_majflt
= tswapl(rusage
->ru_majflt
);
817 target_rusage
->ru_nswap
= tswapl(rusage
->ru_nswap
);
818 target_rusage
->ru_inblock
= tswapl(rusage
->ru_inblock
);
819 target_rusage
->ru_oublock
= tswapl(rusage
->ru_oublock
);
820 target_rusage
->ru_msgsnd
= tswapl(rusage
->ru_msgsnd
);
821 target_rusage
->ru_msgrcv
= tswapl(rusage
->ru_msgrcv
);
822 target_rusage
->ru_nsignals
= tswapl(rusage
->ru_nsignals
);
823 target_rusage
->ru_nvcsw
= tswapl(rusage
->ru_nvcsw
);
824 target_rusage
->ru_nivcsw
= tswapl(rusage
->ru_nivcsw
);
825 unlock_user_struct(target_rusage
, target_addr
, 1);
830 static inline abi_long
copy_from_user_timeval(struct timeval
*tv
,
831 abi_ulong target_tv_addr
)
833 struct target_timeval
*target_tv
;
835 if (!lock_user_struct(VERIFY_READ
, target_tv
, target_tv_addr
, 1))
836 return -TARGET_EFAULT
;
838 __get_user(tv
->tv_sec
, &target_tv
->tv_sec
);
839 __get_user(tv
->tv_usec
, &target_tv
->tv_usec
);
841 unlock_user_struct(target_tv
, target_tv_addr
, 0);
846 static inline abi_long
copy_to_user_timeval(abi_ulong target_tv_addr
,
847 const struct timeval
*tv
)
849 struct target_timeval
*target_tv
;
851 if (!lock_user_struct(VERIFY_WRITE
, target_tv
, target_tv_addr
, 0))
852 return -TARGET_EFAULT
;
854 __put_user(tv
->tv_sec
, &target_tv
->tv_sec
);
855 __put_user(tv
->tv_usec
, &target_tv
->tv_usec
);
857 unlock_user_struct(target_tv
, target_tv_addr
, 1);
862 #if defined(TARGET_NR_mq_open) && defined(__NR_mq_open)
865 static inline abi_long
copy_from_user_mq_attr(struct mq_attr
*attr
,
866 abi_ulong target_mq_attr_addr
)
868 struct target_mq_attr
*target_mq_attr
;
870 if (!lock_user_struct(VERIFY_READ
, target_mq_attr
,
871 target_mq_attr_addr
, 1))
872 return -TARGET_EFAULT
;
874 __get_user(attr
->mq_flags
, &target_mq_attr
->mq_flags
);
875 __get_user(attr
->mq_maxmsg
, &target_mq_attr
->mq_maxmsg
);
876 __get_user(attr
->mq_msgsize
, &target_mq_attr
->mq_msgsize
);
877 __get_user(attr
->mq_curmsgs
, &target_mq_attr
->mq_curmsgs
);
879 unlock_user_struct(target_mq_attr
, target_mq_attr_addr
, 0);
884 static inline abi_long
copy_to_user_mq_attr(abi_ulong target_mq_attr_addr
,
885 const struct mq_attr
*attr
)
887 struct target_mq_attr
*target_mq_attr
;
889 if (!lock_user_struct(VERIFY_WRITE
, target_mq_attr
,
890 target_mq_attr_addr
, 0))
891 return -TARGET_EFAULT
;
893 __put_user(attr
->mq_flags
, &target_mq_attr
->mq_flags
);
894 __put_user(attr
->mq_maxmsg
, &target_mq_attr
->mq_maxmsg
);
895 __put_user(attr
->mq_msgsize
, &target_mq_attr
->mq_msgsize
);
896 __put_user(attr
->mq_curmsgs
, &target_mq_attr
->mq_curmsgs
);
898 unlock_user_struct(target_mq_attr
, target_mq_attr_addr
, 1);
904 /* do_select() must return target values and target errnos. */
905 static abi_long
do_select(int n
,
906 abi_ulong rfd_addr
, abi_ulong wfd_addr
,
907 abi_ulong efd_addr
, abi_ulong target_tv_addr
)
909 fd_set rfds
, wfds
, efds
;
910 fd_set
*rfds_ptr
, *wfds_ptr
, *efds_ptr
;
911 struct timeval tv
, *tv_ptr
;
915 if (copy_from_user_fdset(&rfds
, rfd_addr
, n
))
916 return -TARGET_EFAULT
;
922 if (copy_from_user_fdset(&wfds
, wfd_addr
, n
))
923 return -TARGET_EFAULT
;
929 if (copy_from_user_fdset(&efds
, efd_addr
, n
))
930 return -TARGET_EFAULT
;
936 if (target_tv_addr
) {
937 if (copy_from_user_timeval(&tv
, target_tv_addr
))
938 return -TARGET_EFAULT
;
944 ret
= get_errno(select(n
, rfds_ptr
, wfds_ptr
, efds_ptr
, tv_ptr
));
946 if (!is_error(ret
)) {
947 if (rfd_addr
&& copy_to_user_fdset(rfd_addr
, &rfds
, n
))
948 return -TARGET_EFAULT
;
949 if (wfd_addr
&& copy_to_user_fdset(wfd_addr
, &wfds
, n
))
950 return -TARGET_EFAULT
;
951 if (efd_addr
&& copy_to_user_fdset(efd_addr
, &efds
, n
))
952 return -TARGET_EFAULT
;
954 if (target_tv_addr
&& copy_to_user_timeval(target_tv_addr
, &tv
))
955 return -TARGET_EFAULT
;
961 static abi_long
do_pipe2(int host_pipe
[], int flags
)
964 return pipe2(host_pipe
, flags
);
970 static abi_long
do_pipe(void *cpu_env
, abi_ulong pipedes
, int flags
)
974 ret
= flags
? do_pipe2(host_pipe
, flags
) : pipe(host_pipe
);
977 return get_errno(ret
);
978 #if defined(TARGET_MIPS)
979 ((CPUMIPSState
*)cpu_env
)->active_tc
.gpr
[3] = host_pipe
[1];
982 #if defined(TARGET_SH4)
984 ((CPUSH4State
*)cpu_env
)->gregs
[1] = host_pipe
[1];
988 if (put_user_s32(host_pipe
[0], pipedes
)
989 || put_user_s32(host_pipe
[1], pipedes
+ sizeof(host_pipe
[0])))
990 return -TARGET_EFAULT
;
992 return get_errno(ret
);
995 static inline abi_long
target_to_host_ip_mreq(struct ip_mreqn
*mreqn
,
996 abi_ulong target_addr
,
999 struct target_ip_mreqn
*target_smreqn
;
1001 target_smreqn
= lock_user(VERIFY_READ
, target_addr
, len
, 1);
1003 return -TARGET_EFAULT
;
1004 mreqn
->imr_multiaddr
.s_addr
= target_smreqn
->imr_multiaddr
.s_addr
;
1005 mreqn
->imr_address
.s_addr
= target_smreqn
->imr_address
.s_addr
;
1006 if (len
== sizeof(struct target_ip_mreqn
))
1007 mreqn
->imr_ifindex
= tswapl(target_smreqn
->imr_ifindex
);
1008 unlock_user(target_smreqn
, target_addr
, 0);
1013 static inline abi_long
target_to_host_sockaddr(struct sockaddr
*addr
,
1014 abi_ulong target_addr
,
1017 const socklen_t unix_maxlen
= sizeof (struct sockaddr_un
);
1018 sa_family_t sa_family
;
1019 struct target_sockaddr
*target_saddr
;
1021 target_saddr
= lock_user(VERIFY_READ
, target_addr
, len
, 1);
1023 return -TARGET_EFAULT
;
1025 sa_family
= tswap16(target_saddr
->sa_family
);
1027 /* Oops. The caller might send a incomplete sun_path; sun_path
1028 * must be terminated by \0 (see the manual page), but
1029 * unfortunately it is quite common to specify sockaddr_un
1030 * length as "strlen(x->sun_path)" while it should be
1031 * "strlen(...) + 1". We'll fix that here if needed.
1032 * Linux kernel has a similar feature.
1035 if (sa_family
== AF_UNIX
) {
1036 if (len
< unix_maxlen
&& len
> 0) {
1037 char *cp
= (char*)target_saddr
;
1039 if ( cp
[len
-1] && !cp
[len
] )
1042 if (len
> unix_maxlen
)
1046 memcpy(addr
, target_saddr
, len
);
1047 addr
->sa_family
= sa_family
;
1048 unlock_user(target_saddr
, target_addr
, 0);
1053 static inline abi_long
host_to_target_sockaddr(abi_ulong target_addr
,
1054 struct sockaddr
*addr
,
1057 struct target_sockaddr
*target_saddr
;
1059 target_saddr
= lock_user(VERIFY_WRITE
, target_addr
, len
, 0);
1061 return -TARGET_EFAULT
;
1062 memcpy(target_saddr
, addr
, len
);
1063 target_saddr
->sa_family
= tswap16(addr
->sa_family
);
1064 unlock_user(target_saddr
, target_addr
, len
);
1069 /* ??? Should this also swap msgh->name? */
1070 static inline abi_long
target_to_host_cmsg(struct msghdr
*msgh
,
1071 struct target_msghdr
*target_msgh
)
1073 struct cmsghdr
*cmsg
= CMSG_FIRSTHDR(msgh
);
1074 abi_long msg_controllen
;
1075 abi_ulong target_cmsg_addr
;
1076 struct target_cmsghdr
*target_cmsg
;
1077 socklen_t space
= 0;
1079 msg_controllen
= tswapl(target_msgh
->msg_controllen
);
1080 if (msg_controllen
< sizeof (struct target_cmsghdr
))
1082 target_cmsg_addr
= tswapl(target_msgh
->msg_control
);
1083 target_cmsg
= lock_user(VERIFY_READ
, target_cmsg_addr
, msg_controllen
, 1);
1085 return -TARGET_EFAULT
;
1087 while (cmsg
&& target_cmsg
) {
1088 void *data
= CMSG_DATA(cmsg
);
1089 void *target_data
= TARGET_CMSG_DATA(target_cmsg
);
1091 int len
= tswapl(target_cmsg
->cmsg_len
)
1092 - TARGET_CMSG_ALIGN(sizeof (struct target_cmsghdr
));
1094 space
+= CMSG_SPACE(len
);
1095 if (space
> msgh
->msg_controllen
) {
1096 space
-= CMSG_SPACE(len
);
1097 gemu_log("Host cmsg overflow\n");
1101 cmsg
->cmsg_level
= tswap32(target_cmsg
->cmsg_level
);
1102 cmsg
->cmsg_type
= tswap32(target_cmsg
->cmsg_type
);
1103 cmsg
->cmsg_len
= CMSG_LEN(len
);
1105 if (cmsg
->cmsg_level
!= TARGET_SOL_SOCKET
|| cmsg
->cmsg_type
!= SCM_RIGHTS
) {
1106 gemu_log("Unsupported ancillary data: %d/%d\n", cmsg
->cmsg_level
, cmsg
->cmsg_type
);
1107 memcpy(data
, target_data
, len
);
1109 int *fd
= (int *)data
;
1110 int *target_fd
= (int *)target_data
;
1111 int i
, numfds
= len
/ sizeof(int);
1113 for (i
= 0; i
< numfds
; i
++)
1114 fd
[i
] = tswap32(target_fd
[i
]);
1117 cmsg
= CMSG_NXTHDR(msgh
, cmsg
);
1118 target_cmsg
= TARGET_CMSG_NXTHDR(target_msgh
, target_cmsg
);
1120 unlock_user(target_cmsg
, target_cmsg_addr
, 0);
1122 msgh
->msg_controllen
= space
;
1126 /* ??? Should this also swap msgh->name? */
1127 static inline abi_long
host_to_target_cmsg(struct target_msghdr
*target_msgh
,
1128 struct msghdr
*msgh
)
1130 struct cmsghdr
*cmsg
= CMSG_FIRSTHDR(msgh
);
1131 abi_long msg_controllen
;
1132 abi_ulong target_cmsg_addr
;
1133 struct target_cmsghdr
*target_cmsg
;
1134 socklen_t space
= 0;
1136 msg_controllen
= tswapl(target_msgh
->msg_controllen
);
1137 if (msg_controllen
< sizeof (struct target_cmsghdr
))
1139 target_cmsg_addr
= tswapl(target_msgh
->msg_control
);
1140 target_cmsg
= lock_user(VERIFY_WRITE
, target_cmsg_addr
, msg_controllen
, 0);
1142 return -TARGET_EFAULT
;
1144 while (cmsg
&& target_cmsg
) {
1145 void *data
= CMSG_DATA(cmsg
);
1146 void *target_data
= TARGET_CMSG_DATA(target_cmsg
);
1148 int len
= cmsg
->cmsg_len
- CMSG_ALIGN(sizeof (struct cmsghdr
));
1150 space
+= TARGET_CMSG_SPACE(len
);
1151 if (space
> msg_controllen
) {
1152 space
-= TARGET_CMSG_SPACE(len
);
1153 gemu_log("Target cmsg overflow\n");
1157 target_cmsg
->cmsg_level
= tswap32(cmsg
->cmsg_level
);
1158 target_cmsg
->cmsg_type
= tswap32(cmsg
->cmsg_type
);
1159 target_cmsg
->cmsg_len
= tswapl(TARGET_CMSG_LEN(len
));
1161 if (cmsg
->cmsg_level
!= TARGET_SOL_SOCKET
|| cmsg
->cmsg_type
!= SCM_RIGHTS
) {
1162 gemu_log("Unsupported ancillary data: %d/%d\n", cmsg
->cmsg_level
, cmsg
->cmsg_type
);
1163 memcpy(target_data
, data
, len
);
1165 int *fd
= (int *)data
;
1166 int *target_fd
= (int *)target_data
;
1167 int i
, numfds
= len
/ sizeof(int);
1169 for (i
= 0; i
< numfds
; i
++)
1170 target_fd
[i
] = tswap32(fd
[i
]);
1173 cmsg
= CMSG_NXTHDR(msgh
, cmsg
);
1174 target_cmsg
= TARGET_CMSG_NXTHDR(target_msgh
, target_cmsg
);
1176 unlock_user(target_cmsg
, target_cmsg_addr
, space
);
1178 target_msgh
->msg_controllen
= tswapl(space
);
1182 /* do_setsockopt() Must return target values and target errnos. */
1183 static abi_long
do_setsockopt(int sockfd
, int level
, int optname
,
1184 abi_ulong optval_addr
, socklen_t optlen
)
1188 struct ip_mreqn
*ip_mreq
;
1189 struct ip_mreq_source
*ip_mreq_source
;
1193 /* TCP options all take an 'int' value. */
1194 if (optlen
< sizeof(uint32_t))
1195 return -TARGET_EINVAL
;
1197 if (get_user_u32(val
, optval_addr
))
1198 return -TARGET_EFAULT
;
1199 ret
= get_errno(setsockopt(sockfd
, level
, optname
, &val
, sizeof(val
)));
1206 case IP_ROUTER_ALERT
:
1210 case IP_MTU_DISCOVER
:
1216 case IP_MULTICAST_TTL
:
1217 case IP_MULTICAST_LOOP
:
1219 if (optlen
>= sizeof(uint32_t)) {
1220 if (get_user_u32(val
, optval_addr
))
1221 return -TARGET_EFAULT
;
1222 } else if (optlen
>= 1) {
1223 if (get_user_u8(val
, optval_addr
))
1224 return -TARGET_EFAULT
;
1226 ret
= get_errno(setsockopt(sockfd
, level
, optname
, &val
, sizeof(val
)));
1228 case IP_ADD_MEMBERSHIP
:
1229 case IP_DROP_MEMBERSHIP
:
1230 if (optlen
< sizeof (struct target_ip_mreq
) ||
1231 optlen
> sizeof (struct target_ip_mreqn
))
1232 return -TARGET_EINVAL
;
1234 ip_mreq
= (struct ip_mreqn
*) alloca(optlen
);
1235 target_to_host_ip_mreq(ip_mreq
, optval_addr
, optlen
);
1236 ret
= get_errno(setsockopt(sockfd
, level
, optname
, ip_mreq
, optlen
));
1239 case IP_BLOCK_SOURCE
:
1240 case IP_UNBLOCK_SOURCE
:
1241 case IP_ADD_SOURCE_MEMBERSHIP
:
1242 case IP_DROP_SOURCE_MEMBERSHIP
:
1243 if (optlen
!= sizeof (struct target_ip_mreq_source
))
1244 return -TARGET_EINVAL
;
1246 ip_mreq_source
= lock_user(VERIFY_READ
, optval_addr
, optlen
, 1);
1247 ret
= get_errno(setsockopt(sockfd
, level
, optname
, ip_mreq_source
, optlen
));
1248 unlock_user (ip_mreq_source
, optval_addr
, 0);
1255 case TARGET_SOL_SOCKET
:
1257 /* Options with 'int' argument. */
1258 case TARGET_SO_DEBUG
:
1261 case TARGET_SO_REUSEADDR
:
1262 optname
= SO_REUSEADDR
;
1264 case TARGET_SO_TYPE
:
1267 case TARGET_SO_ERROR
:
1270 case TARGET_SO_DONTROUTE
:
1271 optname
= SO_DONTROUTE
;
1273 case TARGET_SO_BROADCAST
:
1274 optname
= SO_BROADCAST
;
1276 case TARGET_SO_SNDBUF
:
1277 optname
= SO_SNDBUF
;
1279 case TARGET_SO_RCVBUF
:
1280 optname
= SO_RCVBUF
;
1282 case TARGET_SO_KEEPALIVE
:
1283 optname
= SO_KEEPALIVE
;
1285 case TARGET_SO_OOBINLINE
:
1286 optname
= SO_OOBINLINE
;
1288 case TARGET_SO_NO_CHECK
:
1289 optname
= SO_NO_CHECK
;
1291 case TARGET_SO_PRIORITY
:
1292 optname
= SO_PRIORITY
;
1295 case TARGET_SO_BSDCOMPAT
:
1296 optname
= SO_BSDCOMPAT
;
1299 case TARGET_SO_PASSCRED
:
1300 optname
= SO_PASSCRED
;
1302 case TARGET_SO_TIMESTAMP
:
1303 optname
= SO_TIMESTAMP
;
1305 case TARGET_SO_RCVLOWAT
:
1306 optname
= SO_RCVLOWAT
;
1308 case TARGET_SO_RCVTIMEO
:
1309 optname
= SO_RCVTIMEO
;
1311 case TARGET_SO_SNDTIMEO
:
1312 optname
= SO_SNDTIMEO
;
1318 if (optlen
< sizeof(uint32_t))
1319 return -TARGET_EINVAL
;
1321 if (get_user_u32(val
, optval_addr
))
1322 return -TARGET_EFAULT
;
1323 ret
= get_errno(setsockopt(sockfd
, SOL_SOCKET
, optname
, &val
, sizeof(val
)));
1327 gemu_log("Unsupported setsockopt level=%d optname=%d \n", level
, optname
);
1328 ret
= -TARGET_ENOPROTOOPT
;
1333 /* do_getsockopt() Must return target values and target errnos. */
1334 static abi_long
do_getsockopt(int sockfd
, int level
, int optname
,
1335 abi_ulong optval_addr
, abi_ulong optlen
)
1342 case TARGET_SOL_SOCKET
:
1345 case TARGET_SO_LINGER
:
1346 case TARGET_SO_RCVTIMEO
:
1347 case TARGET_SO_SNDTIMEO
:
1348 case TARGET_SO_PEERCRED
:
1349 case TARGET_SO_PEERNAME
:
1350 /* These don't just return a single integer */
1357 /* TCP options all take an 'int' value. */
1359 if (get_user_u32(len
, optlen
))
1360 return -TARGET_EFAULT
;
1362 return -TARGET_EINVAL
;
1364 ret
= get_errno(getsockopt(sockfd
, level
, optname
, &val
, &lv
));
1370 if (put_user_u32(val
, optval_addr
))
1371 return -TARGET_EFAULT
;
1373 if (put_user_u8(val
, optval_addr
))
1374 return -TARGET_EFAULT
;
1376 if (put_user_u32(len
, optlen
))
1377 return -TARGET_EFAULT
;
1384 case IP_ROUTER_ALERT
:
1388 case IP_MTU_DISCOVER
:
1394 case IP_MULTICAST_TTL
:
1395 case IP_MULTICAST_LOOP
:
1396 if (get_user_u32(len
, optlen
))
1397 return -TARGET_EFAULT
;
1399 return -TARGET_EINVAL
;
1401 ret
= get_errno(getsockopt(sockfd
, level
, optname
, &val
, &lv
));
1404 if (len
< sizeof(int) && len
> 0 && val
>= 0 && val
< 255) {
1406 if (put_user_u32(len
, optlen
)
1407 || put_user_u8(val
, optval_addr
))
1408 return -TARGET_EFAULT
;
1410 if (len
> sizeof(int))
1412 if (put_user_u32(len
, optlen
)
1413 || put_user_u32(val
, optval_addr
))
1414 return -TARGET_EFAULT
;
1418 ret
= -TARGET_ENOPROTOOPT
;
1424 gemu_log("getsockopt level=%d optname=%d not yet supported\n",
1426 ret
= -TARGET_EOPNOTSUPP
;
1433 * lock_iovec()/unlock_iovec() have a return code of 0 for success where
1434 * other lock functions have a return code of 0 for failure.
1436 static abi_long
lock_iovec(int type
, struct iovec
*vec
, abi_ulong target_addr
,
1437 int count
, int copy
)
1439 struct target_iovec
*target_vec
;
1443 target_vec
= lock_user(VERIFY_READ
, target_addr
, count
* sizeof(struct target_iovec
), 1);
1445 return -TARGET_EFAULT
;
1446 for(i
= 0;i
< count
; i
++) {
1447 base
= tswapl(target_vec
[i
].iov_base
);
1448 vec
[i
].iov_len
= tswapl(target_vec
[i
].iov_len
);
1449 if (vec
[i
].iov_len
!= 0) {
1450 vec
[i
].iov_base
= lock_user(type
, base
, vec
[i
].iov_len
, copy
);
1451 /* Don't check lock_user return value. We must call writev even
1452 if a element has invalid base address. */
1454 /* zero length pointer is ignored */
1455 vec
[i
].iov_base
= NULL
;
1458 unlock_user (target_vec
, target_addr
, 0);
1462 static abi_long
unlock_iovec(struct iovec
*vec
, abi_ulong target_addr
,
1463 int count
, int copy
)
1465 struct target_iovec
*target_vec
;
1469 target_vec
= lock_user(VERIFY_READ
, target_addr
, count
* sizeof(struct target_iovec
), 1);
1471 return -TARGET_EFAULT
;
1472 for(i
= 0;i
< count
; i
++) {
1473 if (target_vec
[i
].iov_base
) {
1474 base
= tswapl(target_vec
[i
].iov_base
);
1475 unlock_user(vec
[i
].iov_base
, base
, copy
? vec
[i
].iov_len
: 0);
1478 unlock_user (target_vec
, target_addr
, 0);
1483 /* do_socket() Must return target values and target errnos. */
1484 static abi_long
do_socket(int domain
, int type
, int protocol
)
1486 #if defined(TARGET_MIPS)
1488 case TARGET_SOCK_DGRAM
:
1491 case TARGET_SOCK_STREAM
:
1494 case TARGET_SOCK_RAW
:
1497 case TARGET_SOCK_RDM
:
1500 case TARGET_SOCK_SEQPACKET
:
1501 type
= SOCK_SEQPACKET
;
1503 case TARGET_SOCK_PACKET
:
1508 if (domain
== PF_NETLINK
)
1509 return -EAFNOSUPPORT
; /* do not NETLINK socket connections possible */
1510 return get_errno(socket(domain
, type
, protocol
));
1513 /* do_bind() Must return target values and target errnos. */
1514 static abi_long
do_bind(int sockfd
, abi_ulong target_addr
,
1521 return -TARGET_EINVAL
;
1523 addr
= alloca(addrlen
+1);
1525 ret
= target_to_host_sockaddr(addr
, target_addr
, addrlen
);
1529 return get_errno(bind(sockfd
, addr
, addrlen
));
1532 /* do_connect() Must return target values and target errnos. */
1533 static abi_long
do_connect(int sockfd
, abi_ulong target_addr
,
1540 return -TARGET_EINVAL
;
1542 addr
= alloca(addrlen
);
1544 ret
= target_to_host_sockaddr(addr
, target_addr
, addrlen
);
1548 return get_errno(connect(sockfd
, addr
, addrlen
));
1551 /* do_sendrecvmsg() Must return target values and target errnos. */
1552 static abi_long
do_sendrecvmsg(int fd
, abi_ulong target_msg
,
1553 int flags
, int send
)
1556 struct target_msghdr
*msgp
;
1560 abi_ulong target_vec
;
1563 if (!lock_user_struct(send
? VERIFY_READ
: VERIFY_WRITE
,
1567 return -TARGET_EFAULT
;
1568 if (msgp
->msg_name
) {
1569 msg
.msg_namelen
= tswap32(msgp
->msg_namelen
);
1570 msg
.msg_name
= alloca(msg
.msg_namelen
);
1571 ret
= target_to_host_sockaddr(msg
.msg_name
, tswapl(msgp
->msg_name
),
1574 unlock_user_struct(msgp
, target_msg
, send
? 0 : 1);
1578 msg
.msg_name
= NULL
;
1579 msg
.msg_namelen
= 0;
1581 msg
.msg_controllen
= 2 * tswapl(msgp
->msg_controllen
);
1582 msg
.msg_control
= alloca(msg
.msg_controllen
);
1583 msg
.msg_flags
= tswap32(msgp
->msg_flags
);
1585 count
= tswapl(msgp
->msg_iovlen
);
1586 vec
= alloca(count
* sizeof(struct iovec
));
1587 target_vec
= tswapl(msgp
->msg_iov
);
1588 lock_iovec(send
? VERIFY_READ
: VERIFY_WRITE
, vec
, target_vec
, count
, send
);
1589 msg
.msg_iovlen
= count
;
1593 ret
= target_to_host_cmsg(&msg
, msgp
);
1595 ret
= get_errno(sendmsg(fd
, &msg
, flags
));
1597 ret
= get_errno(recvmsg(fd
, &msg
, flags
));
1598 if (!is_error(ret
)) {
1600 ret
= host_to_target_cmsg(msgp
, &msg
);
1605 unlock_iovec(vec
, target_vec
, count
, !send
);
1606 unlock_user_struct(msgp
, target_msg
, send
? 0 : 1);
1610 /* do_accept() Must return target values and target errnos. */
1611 static abi_long
do_accept(int fd
, abi_ulong target_addr
,
1612 abi_ulong target_addrlen_addr
)
1618 if (target_addr
== 0)
1619 return get_errno(accept(fd
, NULL
, NULL
));
1621 /* linux returns EINVAL if addrlen pointer is invalid */
1622 if (get_user_u32(addrlen
, target_addrlen_addr
))
1623 return -TARGET_EINVAL
;
1626 return -TARGET_EINVAL
;
1628 if (!access_ok(VERIFY_WRITE
, target_addr
, addrlen
))
1629 return -TARGET_EINVAL
;
1631 addr
= alloca(addrlen
);
1633 ret
= get_errno(accept(fd
, addr
, &addrlen
));
1634 if (!is_error(ret
)) {
1635 host_to_target_sockaddr(target_addr
, addr
, addrlen
);
1636 if (put_user_u32(addrlen
, target_addrlen_addr
))
1637 ret
= -TARGET_EFAULT
;
1642 /* do_getpeername() Must return target values and target errnos. */
1643 static abi_long
do_getpeername(int fd
, abi_ulong target_addr
,
1644 abi_ulong target_addrlen_addr
)
1650 if (get_user_u32(addrlen
, target_addrlen_addr
))
1651 return -TARGET_EFAULT
;
1654 return -TARGET_EINVAL
;
1656 if (!access_ok(VERIFY_WRITE
, target_addr
, addrlen
))
1657 return -TARGET_EFAULT
;
1659 addr
= alloca(addrlen
);
1661 ret
= get_errno(getpeername(fd
, addr
, &addrlen
));
1662 if (!is_error(ret
)) {
1663 host_to_target_sockaddr(target_addr
, addr
, addrlen
);
1664 if (put_user_u32(addrlen
, target_addrlen_addr
))
1665 ret
= -TARGET_EFAULT
;
1670 /* do_getsockname() Must return target values and target errnos. */
1671 static abi_long
do_getsockname(int fd
, abi_ulong target_addr
,
1672 abi_ulong target_addrlen_addr
)
1678 if (get_user_u32(addrlen
, target_addrlen_addr
))
1679 return -TARGET_EFAULT
;
1682 return -TARGET_EINVAL
;
1684 if (!access_ok(VERIFY_WRITE
, target_addr
, addrlen
))
1685 return -TARGET_EFAULT
;
1687 addr
= alloca(addrlen
);
1689 ret
= get_errno(getsockname(fd
, addr
, &addrlen
));
1690 if (!is_error(ret
)) {
1691 host_to_target_sockaddr(target_addr
, addr
, addrlen
);
1692 if (put_user_u32(addrlen
, target_addrlen_addr
))
1693 ret
= -TARGET_EFAULT
;
1698 /* do_socketpair() Must return target values and target errnos. */
1699 static abi_long
do_socketpair(int domain
, int type
, int protocol
,
1700 abi_ulong target_tab_addr
)
1705 ret
= get_errno(socketpair(domain
, type
, protocol
, tab
));
1706 if (!is_error(ret
)) {
1707 if (put_user_s32(tab
[0], target_tab_addr
)
1708 || put_user_s32(tab
[1], target_tab_addr
+ sizeof(tab
[0])))
1709 ret
= -TARGET_EFAULT
;
1714 /* do_sendto() Must return target values and target errnos. */
1715 static abi_long
do_sendto(int fd
, abi_ulong msg
, size_t len
, int flags
,
1716 abi_ulong target_addr
, socklen_t addrlen
)
1723 return -TARGET_EINVAL
;
1725 host_msg
= lock_user(VERIFY_READ
, msg
, len
, 1);
1727 return -TARGET_EFAULT
;
1729 addr
= alloca(addrlen
);
1730 ret
= target_to_host_sockaddr(addr
, target_addr
, addrlen
);
1732 unlock_user(host_msg
, msg
, 0);
1735 ret
= get_errno(sendto(fd
, host_msg
, len
, flags
, addr
, addrlen
));
1737 ret
= get_errno(send(fd
, host_msg
, len
, flags
));
1739 unlock_user(host_msg
, msg
, 0);
1743 /* do_recvfrom() Must return target values and target errnos. */
1744 static abi_long
do_recvfrom(int fd
, abi_ulong msg
, size_t len
, int flags
,
1745 abi_ulong target_addr
,
1746 abi_ulong target_addrlen
)
1753 host_msg
= lock_user(VERIFY_WRITE
, msg
, len
, 0);
1755 return -TARGET_EFAULT
;
1757 if (get_user_u32(addrlen
, target_addrlen
)) {
1758 ret
= -TARGET_EFAULT
;
1762 ret
= -TARGET_EINVAL
;
1765 addr
= alloca(addrlen
);
1766 ret
= get_errno(recvfrom(fd
, host_msg
, len
, flags
, addr
, &addrlen
));
1768 addr
= NULL
; /* To keep compiler quiet. */
1769 ret
= get_errno(recv(fd
, host_msg
, len
, flags
));
1771 if (!is_error(ret
)) {
1773 host_to_target_sockaddr(target_addr
, addr
, addrlen
);
1774 if (put_user_u32(addrlen
, target_addrlen
)) {
1775 ret
= -TARGET_EFAULT
;
1779 unlock_user(host_msg
, msg
, len
);
1782 unlock_user(host_msg
, msg
, 0);
1787 #ifdef TARGET_NR_socketcall
1788 /* do_socketcall() Must return target values and target errnos. */
1789 static abi_long
do_socketcall(int num
, abi_ulong vptr
)
1792 const int n
= sizeof(abi_ulong
);
1797 abi_ulong domain
, type
, protocol
;
1799 if (get_user_ual(domain
, vptr
)
1800 || get_user_ual(type
, vptr
+ n
)
1801 || get_user_ual(protocol
, vptr
+ 2 * n
))
1802 return -TARGET_EFAULT
;
1804 ret
= do_socket(domain
, type
, protocol
);
1810 abi_ulong target_addr
;
1813 if (get_user_ual(sockfd
, vptr
)
1814 || get_user_ual(target_addr
, vptr
+ n
)
1815 || get_user_ual(addrlen
, vptr
+ 2 * n
))
1816 return -TARGET_EFAULT
;
1818 ret
= do_bind(sockfd
, target_addr
, addrlen
);
1821 case SOCKOP_connect
:
1824 abi_ulong target_addr
;
1827 if (get_user_ual(sockfd
, vptr
)
1828 || get_user_ual(target_addr
, vptr
+ n
)
1829 || get_user_ual(addrlen
, vptr
+ 2 * n
))
1830 return -TARGET_EFAULT
;
1832 ret
= do_connect(sockfd
, target_addr
, addrlen
);
1837 abi_ulong sockfd
, backlog
;
1839 if (get_user_ual(sockfd
, vptr
)
1840 || get_user_ual(backlog
, vptr
+ n
))
1841 return -TARGET_EFAULT
;
1843 ret
= get_errno(listen(sockfd
, backlog
));
1849 abi_ulong target_addr
, target_addrlen
;
1851 if (get_user_ual(sockfd
, vptr
)
1852 || get_user_ual(target_addr
, vptr
+ n
)
1853 || get_user_ual(target_addrlen
, vptr
+ 2 * n
))
1854 return -TARGET_EFAULT
;
1856 ret
= do_accept(sockfd
, target_addr
, target_addrlen
);
1859 case SOCKOP_getsockname
:
1862 abi_ulong target_addr
, target_addrlen
;
1864 if (get_user_ual(sockfd
, vptr
)
1865 || get_user_ual(target_addr
, vptr
+ n
)
1866 || get_user_ual(target_addrlen
, vptr
+ 2 * n
))
1867 return -TARGET_EFAULT
;
1869 ret
= do_getsockname(sockfd
, target_addr
, target_addrlen
);
1872 case SOCKOP_getpeername
:
1875 abi_ulong target_addr
, target_addrlen
;
1877 if (get_user_ual(sockfd
, vptr
)
1878 || get_user_ual(target_addr
, vptr
+ n
)
1879 || get_user_ual(target_addrlen
, vptr
+ 2 * n
))
1880 return -TARGET_EFAULT
;
1882 ret
= do_getpeername(sockfd
, target_addr
, target_addrlen
);
1885 case SOCKOP_socketpair
:
1887 abi_ulong domain
, type
, protocol
;
1890 if (get_user_ual(domain
, vptr
)
1891 || get_user_ual(type
, vptr
+ n
)
1892 || get_user_ual(protocol
, vptr
+ 2 * n
)
1893 || get_user_ual(tab
, vptr
+ 3 * n
))
1894 return -TARGET_EFAULT
;
1896 ret
= do_socketpair(domain
, type
, protocol
, tab
);
1906 if (get_user_ual(sockfd
, vptr
)
1907 || get_user_ual(msg
, vptr
+ n
)
1908 || get_user_ual(len
, vptr
+ 2 * n
)
1909 || get_user_ual(flags
, vptr
+ 3 * n
))
1910 return -TARGET_EFAULT
;
1912 ret
= do_sendto(sockfd
, msg
, len
, flags
, 0, 0);
1922 if (get_user_ual(sockfd
, vptr
)
1923 || get_user_ual(msg
, vptr
+ n
)
1924 || get_user_ual(len
, vptr
+ 2 * n
)
1925 || get_user_ual(flags
, vptr
+ 3 * n
))
1926 return -TARGET_EFAULT
;
1928 ret
= do_recvfrom(sockfd
, msg
, len
, flags
, 0, 0);
1940 if (get_user_ual(sockfd
, vptr
)
1941 || get_user_ual(msg
, vptr
+ n
)
1942 || get_user_ual(len
, vptr
+ 2 * n
)
1943 || get_user_ual(flags
, vptr
+ 3 * n
)
1944 || get_user_ual(addr
, vptr
+ 4 * n
)
1945 || get_user_ual(addrlen
, vptr
+ 5 * n
))
1946 return -TARGET_EFAULT
;
1948 ret
= do_sendto(sockfd
, msg
, len
, flags
, addr
, addrlen
);
1951 case SOCKOP_recvfrom
:
1960 if (get_user_ual(sockfd
, vptr
)
1961 || get_user_ual(msg
, vptr
+ n
)
1962 || get_user_ual(len
, vptr
+ 2 * n
)
1963 || get_user_ual(flags
, vptr
+ 3 * n
)
1964 || get_user_ual(addr
, vptr
+ 4 * n
)
1965 || get_user_ual(addrlen
, vptr
+ 5 * n
))
1966 return -TARGET_EFAULT
;
1968 ret
= do_recvfrom(sockfd
, msg
, len
, flags
, addr
, addrlen
);
1971 case SOCKOP_shutdown
:
1973 abi_ulong sockfd
, how
;
1975 if (get_user_ual(sockfd
, vptr
)
1976 || get_user_ual(how
, vptr
+ n
))
1977 return -TARGET_EFAULT
;
1979 ret
= get_errno(shutdown(sockfd
, how
));
1982 case SOCKOP_sendmsg
:
1983 case SOCKOP_recvmsg
:
1986 abi_ulong target_msg
;
1989 if (get_user_ual(fd
, vptr
)
1990 || get_user_ual(target_msg
, vptr
+ n
)
1991 || get_user_ual(flags
, vptr
+ 2 * n
))
1992 return -TARGET_EFAULT
;
1994 ret
= do_sendrecvmsg(fd
, target_msg
, flags
,
1995 (num
== SOCKOP_sendmsg
));
1998 case SOCKOP_setsockopt
:
2006 if (get_user_ual(sockfd
, vptr
)
2007 || get_user_ual(level
, vptr
+ n
)
2008 || get_user_ual(optname
, vptr
+ 2 * n
)
2009 || get_user_ual(optval
, vptr
+ 3 * n
)
2010 || get_user_ual(optlen
, vptr
+ 4 * n
))
2011 return -TARGET_EFAULT
;
2013 ret
= do_setsockopt(sockfd
, level
, optname
, optval
, optlen
);
2016 case SOCKOP_getsockopt
:
2024 if (get_user_ual(sockfd
, vptr
)
2025 || get_user_ual(level
, vptr
+ n
)
2026 || get_user_ual(optname
, vptr
+ 2 * n
)
2027 || get_user_ual(optval
, vptr
+ 3 * n
)
2028 || get_user_ual(optlen
, vptr
+ 4 * n
))
2029 return -TARGET_EFAULT
;
2031 ret
= do_getsockopt(sockfd
, level
, optname
, optval
, optlen
);
2035 gemu_log("Unsupported socketcall: %d\n", num
);
2036 ret
= -TARGET_ENOSYS
;
2043 #define N_SHM_REGIONS 32
2045 static struct shm_region
{
2048 } shm_regions
[N_SHM_REGIONS
];
2050 struct target_ipc_perm
2057 unsigned short int mode
;
2058 unsigned short int __pad1
;
2059 unsigned short int __seq
;
2060 unsigned short int __pad2
;
2061 abi_ulong __unused1
;
2062 abi_ulong __unused2
;
2065 struct target_semid_ds
2067 struct target_ipc_perm sem_perm
;
2068 abi_ulong sem_otime
;
2069 abi_ulong __unused1
;
2070 abi_ulong sem_ctime
;
2071 abi_ulong __unused2
;
2072 abi_ulong sem_nsems
;
2073 abi_ulong __unused3
;
2074 abi_ulong __unused4
;
2077 static inline abi_long
target_to_host_ipc_perm(struct ipc_perm
*host_ip
,
2078 abi_ulong target_addr
)
2080 struct target_ipc_perm
*target_ip
;
2081 struct target_semid_ds
*target_sd
;
2083 if (!lock_user_struct(VERIFY_READ
, target_sd
, target_addr
, 1))
2084 return -TARGET_EFAULT
;
2085 target_ip
= &(target_sd
->sem_perm
);
2086 host_ip
->__key
= tswapl(target_ip
->__key
);
2087 host_ip
->uid
= tswapl(target_ip
->uid
);
2088 host_ip
->gid
= tswapl(target_ip
->gid
);
2089 host_ip
->cuid
= tswapl(target_ip
->cuid
);
2090 host_ip
->cgid
= tswapl(target_ip
->cgid
);
2091 host_ip
->mode
= tswapl(target_ip
->mode
);
2092 unlock_user_struct(target_sd
, target_addr
, 0);
2096 static inline abi_long
host_to_target_ipc_perm(abi_ulong target_addr
,
2097 struct ipc_perm
*host_ip
)
2099 struct target_ipc_perm
*target_ip
;
2100 struct target_semid_ds
*target_sd
;
2102 if (!lock_user_struct(VERIFY_WRITE
, target_sd
, target_addr
, 0))
2103 return -TARGET_EFAULT
;
2104 target_ip
= &(target_sd
->sem_perm
);
2105 target_ip
->__key
= tswapl(host_ip
->__key
);
2106 target_ip
->uid
= tswapl(host_ip
->uid
);
2107 target_ip
->gid
= tswapl(host_ip
->gid
);
2108 target_ip
->cuid
= tswapl(host_ip
->cuid
);
2109 target_ip
->cgid
= tswapl(host_ip
->cgid
);
2110 target_ip
->mode
= tswapl(host_ip
->mode
);
2111 unlock_user_struct(target_sd
, target_addr
, 1);
2115 static inline abi_long
target_to_host_semid_ds(struct semid_ds
*host_sd
,
2116 abi_ulong target_addr
)
2118 struct target_semid_ds
*target_sd
;
2120 if (!lock_user_struct(VERIFY_READ
, target_sd
, target_addr
, 1))
2121 return -TARGET_EFAULT
;
2122 if (target_to_host_ipc_perm(&(host_sd
->sem_perm
),target_addr
))
2123 return -TARGET_EFAULT
;
2124 host_sd
->sem_nsems
= tswapl(target_sd
->sem_nsems
);
2125 host_sd
->sem_otime
= tswapl(target_sd
->sem_otime
);
2126 host_sd
->sem_ctime
= tswapl(target_sd
->sem_ctime
);
2127 unlock_user_struct(target_sd
, target_addr
, 0);
2131 static inline abi_long
host_to_target_semid_ds(abi_ulong target_addr
,
2132 struct semid_ds
*host_sd
)
2134 struct target_semid_ds
*target_sd
;
2136 if (!lock_user_struct(VERIFY_WRITE
, target_sd
, target_addr
, 0))
2137 return -TARGET_EFAULT
;
2138 if (host_to_target_ipc_perm(target_addr
,&(host_sd
->sem_perm
)))
2139 return -TARGET_EFAULT
;;
2140 target_sd
->sem_nsems
= tswapl(host_sd
->sem_nsems
);
2141 target_sd
->sem_otime
= tswapl(host_sd
->sem_otime
);
2142 target_sd
->sem_ctime
= tswapl(host_sd
->sem_ctime
);
2143 unlock_user_struct(target_sd
, target_addr
, 1);
2147 struct target_seminfo
{
2160 static inline abi_long
host_to_target_seminfo(abi_ulong target_addr
,
2161 struct seminfo
*host_seminfo
)
2163 struct target_seminfo
*target_seminfo
;
2164 if (!lock_user_struct(VERIFY_WRITE
, target_seminfo
, target_addr
, 0))
2165 return -TARGET_EFAULT
;
2166 __put_user(host_seminfo
->semmap
, &target_seminfo
->semmap
);
2167 __put_user(host_seminfo
->semmni
, &target_seminfo
->semmni
);
2168 __put_user(host_seminfo
->semmns
, &target_seminfo
->semmns
);
2169 __put_user(host_seminfo
->semmnu
, &target_seminfo
->semmnu
);
2170 __put_user(host_seminfo
->semmsl
, &target_seminfo
->semmsl
);
2171 __put_user(host_seminfo
->semopm
, &target_seminfo
->semopm
);
2172 __put_user(host_seminfo
->semume
, &target_seminfo
->semume
);
2173 __put_user(host_seminfo
->semusz
, &target_seminfo
->semusz
);
2174 __put_user(host_seminfo
->semvmx
, &target_seminfo
->semvmx
);
2175 __put_user(host_seminfo
->semaem
, &target_seminfo
->semaem
);
2176 unlock_user_struct(target_seminfo
, target_addr
, 1);
2182 struct semid_ds
*buf
;
2183 unsigned short *array
;
2184 struct seminfo
*__buf
;
2187 union target_semun
{
2194 static inline abi_long
target_to_host_semarray(int semid
, unsigned short **host_array
,
2195 abi_ulong target_addr
)
2198 unsigned short *array
;
2200 struct semid_ds semid_ds
;
2203 semun
.buf
= &semid_ds
;
2205 ret
= semctl(semid
, 0, IPC_STAT
, semun
);
2207 return get_errno(ret
);
2209 nsems
= semid_ds
.sem_nsems
;
2211 *host_array
= malloc(nsems
*sizeof(unsigned short));
2212 array
= lock_user(VERIFY_READ
, target_addr
,
2213 nsems
*sizeof(unsigned short), 1);
2215 return -TARGET_EFAULT
;
2217 for(i
=0; i
<nsems
; i
++) {
2218 __get_user((*host_array
)[i
], &array
[i
]);
2220 unlock_user(array
, target_addr
, 0);
2225 static inline abi_long
host_to_target_semarray(int semid
, abi_ulong target_addr
,
2226 unsigned short **host_array
)
2229 unsigned short *array
;
2231 struct semid_ds semid_ds
;
2234 semun
.buf
= &semid_ds
;
2236 ret
= semctl(semid
, 0, IPC_STAT
, semun
);
2238 return get_errno(ret
);
2240 nsems
= semid_ds
.sem_nsems
;
2242 array
= lock_user(VERIFY_WRITE
, target_addr
,
2243 nsems
*sizeof(unsigned short), 0);
2245 return -TARGET_EFAULT
;
2247 for(i
=0; i
<nsems
; i
++) {
2248 __put_user((*host_array
)[i
], &array
[i
]);
2251 unlock_user(array
, target_addr
, 1);
2256 static inline abi_long
do_semctl(int semid
, int semnum
, int cmd
,
2257 union target_semun target_su
)
2260 struct semid_ds dsarg
;
2261 unsigned short *array
= NULL
;
2262 struct seminfo seminfo
;
2263 abi_long ret
= -TARGET_EINVAL
;
2270 arg
.val
= tswapl(target_su
.val
);
2271 ret
= get_errno(semctl(semid
, semnum
, cmd
, arg
));
2272 target_su
.val
= tswapl(arg
.val
);
2276 err
= target_to_host_semarray(semid
, &array
, target_su
.array
);
2280 ret
= get_errno(semctl(semid
, semnum
, cmd
, arg
));
2281 err
= host_to_target_semarray(semid
, target_su
.array
, &array
);
2288 err
= target_to_host_semid_ds(&dsarg
, target_su
.buf
);
2292 ret
= get_errno(semctl(semid
, semnum
, cmd
, arg
));
2293 err
= host_to_target_semid_ds(target_su
.buf
, &dsarg
);
2299 arg
.__buf
= &seminfo
;
2300 ret
= get_errno(semctl(semid
, semnum
, cmd
, arg
));
2301 err
= host_to_target_seminfo(target_su
.__buf
, &seminfo
);
2309 ret
= get_errno(semctl(semid
, semnum
, cmd
, NULL
));
2316 struct target_sembuf
{
2317 unsigned short sem_num
;
2322 static inline abi_long
target_to_host_sembuf(struct sembuf
*host_sembuf
,
2323 abi_ulong target_addr
,
2326 struct target_sembuf
*target_sembuf
;
2329 target_sembuf
= lock_user(VERIFY_READ
, target_addr
,
2330 nsops
*sizeof(struct target_sembuf
), 1);
2332 return -TARGET_EFAULT
;
2334 for(i
=0; i
<nsops
; i
++) {
2335 __get_user(host_sembuf
[i
].sem_num
, &target_sembuf
[i
].sem_num
);
2336 __get_user(host_sembuf
[i
].sem_op
, &target_sembuf
[i
].sem_op
);
2337 __get_user(host_sembuf
[i
].sem_flg
, &target_sembuf
[i
].sem_flg
);
2340 unlock_user(target_sembuf
, target_addr
, 0);
2345 static inline abi_long
do_semop(int semid
, abi_long ptr
, unsigned nsops
)
2347 struct sembuf sops
[nsops
];
2349 if (target_to_host_sembuf(sops
, ptr
, nsops
))
2350 return -TARGET_EFAULT
;
2352 return semop(semid
, sops
, nsops
);
2355 struct target_msqid_ds
2357 struct target_ipc_perm msg_perm
;
2358 abi_ulong msg_stime
;
2359 #if TARGET_ABI_BITS == 32
2360 abi_ulong __unused1
;
2362 abi_ulong msg_rtime
;
2363 #if TARGET_ABI_BITS == 32
2364 abi_ulong __unused2
;
2366 abi_ulong msg_ctime
;
2367 #if TARGET_ABI_BITS == 32
2368 abi_ulong __unused3
;
2370 abi_ulong __msg_cbytes
;
2372 abi_ulong msg_qbytes
;
2373 abi_ulong msg_lspid
;
2374 abi_ulong msg_lrpid
;
2375 abi_ulong __unused4
;
2376 abi_ulong __unused5
;
2379 static inline abi_long
target_to_host_msqid_ds(struct msqid_ds
*host_md
,
2380 abi_ulong target_addr
)
2382 struct target_msqid_ds
*target_md
;
2384 if (!lock_user_struct(VERIFY_READ
, target_md
, target_addr
, 1))
2385 return -TARGET_EFAULT
;
2386 if (target_to_host_ipc_perm(&(host_md
->msg_perm
),target_addr
))
2387 return -TARGET_EFAULT
;
2388 host_md
->msg_stime
= tswapl(target_md
->msg_stime
);
2389 host_md
->msg_rtime
= tswapl(target_md
->msg_rtime
);
2390 host_md
->msg_ctime
= tswapl(target_md
->msg_ctime
);
2391 host_md
->__msg_cbytes
= tswapl(target_md
->__msg_cbytes
);
2392 host_md
->msg_qnum
= tswapl(target_md
->msg_qnum
);
2393 host_md
->msg_qbytes
= tswapl(target_md
->msg_qbytes
);
2394 host_md
->msg_lspid
= tswapl(target_md
->msg_lspid
);
2395 host_md
->msg_lrpid
= tswapl(target_md
->msg_lrpid
);
2396 unlock_user_struct(target_md
, target_addr
, 0);
2400 static inline abi_long
host_to_target_msqid_ds(abi_ulong target_addr
,
2401 struct msqid_ds
*host_md
)
2403 struct target_msqid_ds
*target_md
;
2405 if (!lock_user_struct(VERIFY_WRITE
, target_md
, target_addr
, 0))
2406 return -TARGET_EFAULT
;
2407 if (host_to_target_ipc_perm(target_addr
,&(host_md
->msg_perm
)))
2408 return -TARGET_EFAULT
;
2409 target_md
->msg_stime
= tswapl(host_md
->msg_stime
);
2410 target_md
->msg_rtime
= tswapl(host_md
->msg_rtime
);
2411 target_md
->msg_ctime
= tswapl(host_md
->msg_ctime
);
2412 target_md
->__msg_cbytes
= tswapl(host_md
->__msg_cbytes
);
2413 target_md
->msg_qnum
= tswapl(host_md
->msg_qnum
);
2414 target_md
->msg_qbytes
= tswapl(host_md
->msg_qbytes
);
2415 target_md
->msg_lspid
= tswapl(host_md
->msg_lspid
);
2416 target_md
->msg_lrpid
= tswapl(host_md
->msg_lrpid
);
2417 unlock_user_struct(target_md
, target_addr
, 1);
2421 struct target_msginfo
{
2429 unsigned short int msgseg
;
2432 static inline abi_long
host_to_target_msginfo(abi_ulong target_addr
,
2433 struct msginfo
*host_msginfo
)
2435 struct target_msginfo
*target_msginfo
;
2436 if (!lock_user_struct(VERIFY_WRITE
, target_msginfo
, target_addr
, 0))
2437 return -TARGET_EFAULT
;
2438 __put_user(host_msginfo
->msgpool
, &target_msginfo
->msgpool
);
2439 __put_user(host_msginfo
->msgmap
, &target_msginfo
->msgmap
);
2440 __put_user(host_msginfo
->msgmax
, &target_msginfo
->msgmax
);
2441 __put_user(host_msginfo
->msgmnb
, &target_msginfo
->msgmnb
);
2442 __put_user(host_msginfo
->msgmni
, &target_msginfo
->msgmni
);
2443 __put_user(host_msginfo
->msgssz
, &target_msginfo
->msgssz
);
2444 __put_user(host_msginfo
->msgtql
, &target_msginfo
->msgtql
);
2445 __put_user(host_msginfo
->msgseg
, &target_msginfo
->msgseg
);
2446 unlock_user_struct(target_msginfo
, target_addr
, 1);
2450 static inline abi_long
do_msgctl(int msgid
, int cmd
, abi_long ptr
)
2452 struct msqid_ds dsarg
;
2453 struct msginfo msginfo
;
2454 abi_long ret
= -TARGET_EINVAL
;
2462 if (target_to_host_msqid_ds(&dsarg
,ptr
))
2463 return -TARGET_EFAULT
;
2464 ret
= get_errno(msgctl(msgid
, cmd
, &dsarg
));
2465 if (host_to_target_msqid_ds(ptr
,&dsarg
))
2466 return -TARGET_EFAULT
;
2469 ret
= get_errno(msgctl(msgid
, cmd
, NULL
));
2473 ret
= get_errno(msgctl(msgid
, cmd
, (struct msqid_ds
*)&msginfo
));
2474 if (host_to_target_msginfo(ptr
, &msginfo
))
2475 return -TARGET_EFAULT
;
2482 struct target_msgbuf
{
2487 static inline abi_long
do_msgsnd(int msqid
, abi_long msgp
,
2488 unsigned int msgsz
, int msgflg
)
2490 struct target_msgbuf
*target_mb
;
2491 struct msgbuf
*host_mb
;
2494 if (!lock_user_struct(VERIFY_READ
, target_mb
, msgp
, 0))
2495 return -TARGET_EFAULT
;
2496 host_mb
= malloc(msgsz
+sizeof(long));
2497 host_mb
->mtype
= (abi_long
) tswapl(target_mb
->mtype
);
2498 memcpy(host_mb
->mtext
, target_mb
->mtext
, msgsz
);
2499 ret
= get_errno(msgsnd(msqid
, host_mb
, msgsz
, msgflg
));
2501 unlock_user_struct(target_mb
, msgp
, 0);
2506 static inline abi_long
do_msgrcv(int msqid
, abi_long msgp
,
2507 unsigned int msgsz
, abi_long msgtyp
,
2510 struct target_msgbuf
*target_mb
;
2512 struct msgbuf
*host_mb
;
2515 if (!lock_user_struct(VERIFY_WRITE
, target_mb
, msgp
, 0))
2516 return -TARGET_EFAULT
;
2518 host_mb
= malloc(msgsz
+sizeof(long));
2519 ret
= get_errno(msgrcv(msqid
, host_mb
, msgsz
, tswapl(msgtyp
), msgflg
));
2522 abi_ulong target_mtext_addr
= msgp
+ sizeof(abi_ulong
);
2523 target_mtext
= lock_user(VERIFY_WRITE
, target_mtext_addr
, ret
, 0);
2524 if (!target_mtext
) {
2525 ret
= -TARGET_EFAULT
;
2528 memcpy(target_mb
->mtext
, host_mb
->mtext
, ret
);
2529 unlock_user(target_mtext
, target_mtext_addr
, ret
);
2532 target_mb
->mtype
= tswapl(host_mb
->mtype
);
2537 unlock_user_struct(target_mb
, msgp
, 1);
2541 struct target_shmid_ds
2543 struct target_ipc_perm shm_perm
;
2544 abi_ulong shm_segsz
;
2545 abi_ulong shm_atime
;
2546 #if TARGET_ABI_BITS == 32
2547 abi_ulong __unused1
;
2549 abi_ulong shm_dtime
;
2550 #if TARGET_ABI_BITS == 32
2551 abi_ulong __unused2
;
2553 abi_ulong shm_ctime
;
2554 #if TARGET_ABI_BITS == 32
2555 abi_ulong __unused3
;
2559 abi_ulong shm_nattch
;
2560 unsigned long int __unused4
;
2561 unsigned long int __unused5
;
2564 static inline abi_long
target_to_host_shmid_ds(struct shmid_ds
*host_sd
,
2565 abi_ulong target_addr
)
2567 struct target_shmid_ds
*target_sd
;
2569 if (!lock_user_struct(VERIFY_READ
, target_sd
, target_addr
, 1))
2570 return -TARGET_EFAULT
;
2571 if (target_to_host_ipc_perm(&(host_sd
->shm_perm
), target_addr
))
2572 return -TARGET_EFAULT
;
2573 __get_user(host_sd
->shm_segsz
, &target_sd
->shm_segsz
);
2574 __get_user(host_sd
->shm_atime
, &target_sd
->shm_atime
);
2575 __get_user(host_sd
->shm_dtime
, &target_sd
->shm_dtime
);
2576 __get_user(host_sd
->shm_ctime
, &target_sd
->shm_ctime
);
2577 __get_user(host_sd
->shm_cpid
, &target_sd
->shm_cpid
);
2578 __get_user(host_sd
->shm_lpid
, &target_sd
->shm_lpid
);
2579 __get_user(host_sd
->shm_nattch
, &target_sd
->shm_nattch
);
2580 unlock_user_struct(target_sd
, target_addr
, 0);
2584 static inline abi_long
host_to_target_shmid_ds(abi_ulong target_addr
,
2585 struct shmid_ds
*host_sd
)
2587 struct target_shmid_ds
*target_sd
;
2589 if (!lock_user_struct(VERIFY_WRITE
, target_sd
, target_addr
, 0))
2590 return -TARGET_EFAULT
;
2591 if (host_to_target_ipc_perm(target_addr
, &(host_sd
->shm_perm
)))
2592 return -TARGET_EFAULT
;
2593 __put_user(host_sd
->shm_segsz
, &target_sd
->shm_segsz
);
2594 __put_user(host_sd
->shm_atime
, &target_sd
->shm_atime
);
2595 __put_user(host_sd
->shm_dtime
, &target_sd
->shm_dtime
);
2596 __put_user(host_sd
->shm_ctime
, &target_sd
->shm_ctime
);
2597 __put_user(host_sd
->shm_cpid
, &target_sd
->shm_cpid
);
2598 __put_user(host_sd
->shm_lpid
, &target_sd
->shm_lpid
);
2599 __put_user(host_sd
->shm_nattch
, &target_sd
->shm_nattch
);
2600 unlock_user_struct(target_sd
, target_addr
, 1);
2604 struct target_shminfo
{
2612 static inline abi_long
host_to_target_shminfo(abi_ulong target_addr
,
2613 struct shminfo
*host_shminfo
)
2615 struct target_shminfo
*target_shminfo
;
2616 if (!lock_user_struct(VERIFY_WRITE
, target_shminfo
, target_addr
, 0))
2617 return -TARGET_EFAULT
;
2618 __put_user(host_shminfo
->shmmax
, &target_shminfo
->shmmax
);
2619 __put_user(host_shminfo
->shmmin
, &target_shminfo
->shmmin
);
2620 __put_user(host_shminfo
->shmmni
, &target_shminfo
->shmmni
);
2621 __put_user(host_shminfo
->shmseg
, &target_shminfo
->shmseg
);
2622 __put_user(host_shminfo
->shmall
, &target_shminfo
->shmall
);
2623 unlock_user_struct(target_shminfo
, target_addr
, 1);
2627 struct target_shm_info
{
2632 abi_ulong swap_attempts
;
2633 abi_ulong swap_successes
;
2636 static inline abi_long
host_to_target_shm_info(abi_ulong target_addr
,
2637 struct shm_info
*host_shm_info
)
2639 struct target_shm_info
*target_shm_info
;
2640 if (!lock_user_struct(VERIFY_WRITE
, target_shm_info
, target_addr
, 0))
2641 return -TARGET_EFAULT
;
2642 __put_user(host_shm_info
->used_ids
, &target_shm_info
->used_ids
);
2643 __put_user(host_shm_info
->shm_tot
, &target_shm_info
->shm_tot
);
2644 __put_user(host_shm_info
->shm_rss
, &target_shm_info
->shm_rss
);
2645 __put_user(host_shm_info
->shm_swp
, &target_shm_info
->shm_swp
);
2646 __put_user(host_shm_info
->swap_attempts
, &target_shm_info
->swap_attempts
);
2647 __put_user(host_shm_info
->swap_successes
, &target_shm_info
->swap_successes
);
2648 unlock_user_struct(target_shm_info
, target_addr
, 1);
2652 static inline abi_long
do_shmctl(int shmid
, int cmd
, abi_long buf
)
2654 struct shmid_ds dsarg
;
2655 struct shminfo shminfo
;
2656 struct shm_info shm_info
;
2657 abi_long ret
= -TARGET_EINVAL
;
2665 if (target_to_host_shmid_ds(&dsarg
, buf
))
2666 return -TARGET_EFAULT
;
2667 ret
= get_errno(shmctl(shmid
, cmd
, &dsarg
));
2668 if (host_to_target_shmid_ds(buf
, &dsarg
))
2669 return -TARGET_EFAULT
;
2672 ret
= get_errno(shmctl(shmid
, cmd
, (struct shmid_ds
*)&shminfo
));
2673 if (host_to_target_shminfo(buf
, &shminfo
))
2674 return -TARGET_EFAULT
;
2677 ret
= get_errno(shmctl(shmid
, cmd
, (struct shmid_ds
*)&shm_info
));
2678 if (host_to_target_shm_info(buf
, &shm_info
))
2679 return -TARGET_EFAULT
;
2684 ret
= get_errno(shmctl(shmid
, cmd
, NULL
));
2691 static inline abi_ulong
do_shmat(int shmid
, abi_ulong shmaddr
, int shmflg
)
2695 struct shmid_ds shm_info
;
2698 /* find out the length of the shared memory segment */
2699 ret
= get_errno(shmctl(shmid
, IPC_STAT
, &shm_info
));
2700 if (is_error(ret
)) {
2701 /* can't get length, bail out */
2708 host_raddr
= shmat(shmid
, (void *)g2h(shmaddr
), shmflg
);
2710 abi_ulong mmap_start
;
2712 mmap_start
= mmap_find_vma(0, shm_info
.shm_segsz
);
2714 if (mmap_start
== -1) {
2716 host_raddr
= (void *)-1;
2718 host_raddr
= shmat(shmid
, g2h(mmap_start
), shmflg
| SHM_REMAP
);
2721 if (host_raddr
== (void *)-1) {
2723 return get_errno((long)host_raddr
);
2725 raddr
=h2g((unsigned long)host_raddr
);
2727 page_set_flags(raddr
, raddr
+ shm_info
.shm_segsz
,
2728 PAGE_VALID
| PAGE_READ
|
2729 ((shmflg
& SHM_RDONLY
)? 0 : PAGE_WRITE
));
2731 for (i
= 0; i
< N_SHM_REGIONS
; i
++) {
2732 if (shm_regions
[i
].start
== 0) {
2733 shm_regions
[i
].start
= raddr
;
2734 shm_regions
[i
].size
= shm_info
.shm_segsz
;
2744 static inline abi_long
do_shmdt(abi_ulong shmaddr
)
2748 for (i
= 0; i
< N_SHM_REGIONS
; ++i
) {
2749 if (shm_regions
[i
].start
== shmaddr
) {
2750 shm_regions
[i
].start
= 0;
2751 page_set_flags(shmaddr
, shm_regions
[i
].size
, 0);
2756 return get_errno(shmdt(g2h(shmaddr
)));
2759 #ifdef TARGET_NR_ipc
2760 /* ??? This only works with linear mappings. */
2761 /* do_ipc() must return target values and target errnos. */
2762 static abi_long
do_ipc(unsigned int call
, int first
,
2763 int second
, int third
,
2764 abi_long ptr
, abi_long fifth
)
2769 version
= call
>> 16;
2774 ret
= do_semop(first
, ptr
, second
);
2778 ret
= get_errno(semget(first
, second
, third
));
2782 ret
= do_semctl(first
, second
, third
, (union target_semun
)(abi_ulong
) ptr
);
2786 ret
= get_errno(msgget(first
, second
));
2790 ret
= do_msgsnd(first
, ptr
, second
, third
);
2794 ret
= do_msgctl(first
, second
, ptr
);
2801 struct target_ipc_kludge
{
2806 if (!lock_user_struct(VERIFY_READ
, tmp
, ptr
, 1)) {
2807 ret
= -TARGET_EFAULT
;
2811 ret
= do_msgrcv(first
, tmp
->msgp
, second
, tmp
->msgtyp
, third
);
2813 unlock_user_struct(tmp
, ptr
, 0);
2817 ret
= do_msgrcv(first
, ptr
, second
, fifth
, third
);
2826 raddr
= do_shmat(first
, ptr
, second
);
2827 if (is_error(raddr
))
2828 return get_errno(raddr
);
2829 if (put_user_ual(raddr
, third
))
2830 return -TARGET_EFAULT
;
2834 ret
= -TARGET_EINVAL
;
2839 ret
= do_shmdt(ptr
);
2843 /* IPC_* flag values are the same on all linux platforms */
2844 ret
= get_errno(shmget(first
, second
, third
));
2847 /* IPC_* and SHM_* command values are the same on all linux platforms */
2849 ret
= do_shmctl(first
, second
, third
);
2852 gemu_log("Unsupported ipc call: %d (version %d)\n", call
, version
);
2853 ret
= -TARGET_ENOSYS
;
2860 /* kernel structure types definitions */
2863 #define STRUCT(name, ...) STRUCT_ ## name,
2864 #define STRUCT_SPECIAL(name) STRUCT_ ## name,
2866 #include "syscall_types.h"
2869 #undef STRUCT_SPECIAL
2871 #define STRUCT(name, ...) static const argtype struct_ ## name ## _def[] = { __VA_ARGS__, TYPE_NULL };
2872 #define STRUCT_SPECIAL(name)
2873 #include "syscall_types.h"
2875 #undef STRUCT_SPECIAL
2877 typedef struct IOCTLEntry
{
2878 unsigned int target_cmd
;
2879 unsigned int host_cmd
;
2882 const argtype arg_type
[5];
2885 #define IOC_R 0x0001
2886 #define IOC_W 0x0002
2887 #define IOC_RW (IOC_R | IOC_W)
2889 #define MAX_STRUCT_SIZE 4096
2891 static IOCTLEntry ioctl_entries
[] = {
2892 #define IOCTL(cmd, access, ...) \
2893 { TARGET_ ## cmd, cmd, #cmd, access, { __VA_ARGS__ } },
2898 /* ??? Implement proper locking for ioctls. */
2899 /* do_ioctl() Must return target values and target errnos. */
2900 static abi_long
do_ioctl(int fd
, abi_long cmd
, abi_long arg
)
2902 const IOCTLEntry
*ie
;
2903 const argtype
*arg_type
;
2905 uint8_t buf_temp
[MAX_STRUCT_SIZE
];
2911 if (ie
->target_cmd
== 0) {
2912 gemu_log("Unsupported ioctl: cmd=0x%04lx\n", (long)cmd
);
2913 return -TARGET_ENOSYS
;
2915 if (ie
->target_cmd
== cmd
)
2919 arg_type
= ie
->arg_type
;
2921 gemu_log("ioctl: cmd=0x%04lx (%s)\n", (long)cmd
, ie
->name
);
2923 switch(arg_type
[0]) {
2926 ret
= get_errno(ioctl(fd
, ie
->host_cmd
));
2931 ret
= get_errno(ioctl(fd
, ie
->host_cmd
, arg
));
2935 target_size
= thunk_type_size(arg_type
, 0);
2936 switch(ie
->access
) {
2938 ret
= get_errno(ioctl(fd
, ie
->host_cmd
, buf_temp
));
2939 if (!is_error(ret
)) {
2940 argptr
= lock_user(VERIFY_WRITE
, arg
, target_size
, 0);
2942 return -TARGET_EFAULT
;
2943 thunk_convert(argptr
, buf_temp
, arg_type
, THUNK_TARGET
);
2944 unlock_user(argptr
, arg
, target_size
);
2948 argptr
= lock_user(VERIFY_READ
, arg
, target_size
, 1);
2950 return -TARGET_EFAULT
;
2951 thunk_convert(buf_temp
, argptr
, arg_type
, THUNK_HOST
);
2952 unlock_user(argptr
, arg
, 0);
2953 ret
= get_errno(ioctl(fd
, ie
->host_cmd
, buf_temp
));
2957 argptr
= lock_user(VERIFY_READ
, arg
, target_size
, 1);
2959 return -TARGET_EFAULT
;
2960 thunk_convert(buf_temp
, argptr
, arg_type
, THUNK_HOST
);
2961 unlock_user(argptr
, arg
, 0);
2962 ret
= get_errno(ioctl(fd
, ie
->host_cmd
, buf_temp
));
2963 if (!is_error(ret
)) {
2964 argptr
= lock_user(VERIFY_WRITE
, arg
, target_size
, 0);
2966 return -TARGET_EFAULT
;
2967 thunk_convert(argptr
, buf_temp
, arg_type
, THUNK_TARGET
);
2968 unlock_user(argptr
, arg
, target_size
);
2974 gemu_log("Unsupported ioctl type: cmd=0x%04lx type=%d\n",
2975 (long)cmd
, arg_type
[0]);
2976 ret
= -TARGET_ENOSYS
;
2982 static const bitmask_transtbl iflag_tbl
[] = {
2983 { TARGET_IGNBRK
, TARGET_IGNBRK
, IGNBRK
, IGNBRK
},
2984 { TARGET_BRKINT
, TARGET_BRKINT
, BRKINT
, BRKINT
},
2985 { TARGET_IGNPAR
, TARGET_IGNPAR
, IGNPAR
, IGNPAR
},
2986 { TARGET_PARMRK
, TARGET_PARMRK
, PARMRK
, PARMRK
},
2987 { TARGET_INPCK
, TARGET_INPCK
, INPCK
, INPCK
},
2988 { TARGET_ISTRIP
, TARGET_ISTRIP
, ISTRIP
, ISTRIP
},
2989 { TARGET_INLCR
, TARGET_INLCR
, INLCR
, INLCR
},
2990 { TARGET_IGNCR
, TARGET_IGNCR
, IGNCR
, IGNCR
},
2991 { TARGET_ICRNL
, TARGET_ICRNL
, ICRNL
, ICRNL
},
2992 { TARGET_IUCLC
, TARGET_IUCLC
, IUCLC
, IUCLC
},
2993 { TARGET_IXON
, TARGET_IXON
, IXON
, IXON
},
2994 { TARGET_IXANY
, TARGET_IXANY
, IXANY
, IXANY
},
2995 { TARGET_IXOFF
, TARGET_IXOFF
, IXOFF
, IXOFF
},
2996 { TARGET_IMAXBEL
, TARGET_IMAXBEL
, IMAXBEL
, IMAXBEL
},
3000 static const bitmask_transtbl oflag_tbl
[] = {
3001 { TARGET_OPOST
, TARGET_OPOST
, OPOST
, OPOST
},
3002 { TARGET_OLCUC
, TARGET_OLCUC
, OLCUC
, OLCUC
},
3003 { TARGET_ONLCR
, TARGET_ONLCR
, ONLCR
, ONLCR
},
3004 { TARGET_OCRNL
, TARGET_OCRNL
, OCRNL
, OCRNL
},
3005 { TARGET_ONOCR
, TARGET_ONOCR
, ONOCR
, ONOCR
},
3006 { TARGET_ONLRET
, TARGET_ONLRET
, ONLRET
, ONLRET
},
3007 { TARGET_OFILL
, TARGET_OFILL
, OFILL
, OFILL
},
3008 { TARGET_OFDEL
, TARGET_OFDEL
, OFDEL
, OFDEL
},
3009 { TARGET_NLDLY
, TARGET_NL0
, NLDLY
, NL0
},
3010 { TARGET_NLDLY
, TARGET_NL1
, NLDLY
, NL1
},
3011 { TARGET_CRDLY
, TARGET_CR0
, CRDLY
, CR0
},
3012 { TARGET_CRDLY
, TARGET_CR1
, CRDLY
, CR1
},
3013 { TARGET_CRDLY
, TARGET_CR2
, CRDLY
, CR2
},
3014 { TARGET_CRDLY
, TARGET_CR3
, CRDLY
, CR3
},
3015 { TARGET_TABDLY
, TARGET_TAB0
, TABDLY
, TAB0
},
3016 { TARGET_TABDLY
, TARGET_TAB1
, TABDLY
, TAB1
},
3017 { TARGET_TABDLY
, TARGET_TAB2
, TABDLY
, TAB2
},
3018 { TARGET_TABDLY
, TARGET_TAB3
, TABDLY
, TAB3
},
3019 { TARGET_BSDLY
, TARGET_BS0
, BSDLY
, BS0
},
3020 { TARGET_BSDLY
, TARGET_BS1
, BSDLY
, BS1
},
3021 { TARGET_VTDLY
, TARGET_VT0
, VTDLY
, VT0
},
3022 { TARGET_VTDLY
, TARGET_VT1
, VTDLY
, VT1
},
3023 { TARGET_FFDLY
, TARGET_FF0
, FFDLY
, FF0
},
3024 { TARGET_FFDLY
, TARGET_FF1
, FFDLY
, FF1
},
3028 static const bitmask_transtbl cflag_tbl
[] = {
3029 { TARGET_CBAUD
, TARGET_B0
, CBAUD
, B0
},
3030 { TARGET_CBAUD
, TARGET_B50
, CBAUD
, B50
},
3031 { TARGET_CBAUD
, TARGET_B75
, CBAUD
, B75
},
3032 { TARGET_CBAUD
, TARGET_B110
, CBAUD
, B110
},
3033 { TARGET_CBAUD
, TARGET_B134
, CBAUD
, B134
},
3034 { TARGET_CBAUD
, TARGET_B150
, CBAUD
, B150
},
3035 { TARGET_CBAUD
, TARGET_B200
, CBAUD
, B200
},
3036 { TARGET_CBAUD
, TARGET_B300
, CBAUD
, B300
},
3037 { TARGET_CBAUD
, TARGET_B600
, CBAUD
, B600
},
3038 { TARGET_CBAUD
, TARGET_B1200
, CBAUD
, B1200
},
3039 { TARGET_CBAUD
, TARGET_B1800
, CBAUD
, B1800
},
3040 { TARGET_CBAUD
, TARGET_B2400
, CBAUD
, B2400
},
3041 { TARGET_CBAUD
, TARGET_B4800
, CBAUD
, B4800
},
3042 { TARGET_CBAUD
, TARGET_B9600
, CBAUD
, B9600
},
3043 { TARGET_CBAUD
, TARGET_B19200
, CBAUD
, B19200
},
3044 { TARGET_CBAUD
, TARGET_B38400
, CBAUD
, B38400
},
3045 { TARGET_CBAUD
, TARGET_B57600
, CBAUD
, B57600
},
3046 { TARGET_CBAUD
, TARGET_B115200
, CBAUD
, B115200
},
3047 { TARGET_CBAUD
, TARGET_B230400
, CBAUD
, B230400
},
3048 { TARGET_CBAUD
, TARGET_B460800
, CBAUD
, B460800
},
3049 { TARGET_CSIZE
, TARGET_CS5
, CSIZE
, CS5
},
3050 { TARGET_CSIZE
, TARGET_CS6
, CSIZE
, CS6
},
3051 { TARGET_CSIZE
, TARGET_CS7
, CSIZE
, CS7
},
3052 { TARGET_CSIZE
, TARGET_CS8
, CSIZE
, CS8
},
3053 { TARGET_CSTOPB
, TARGET_CSTOPB
, CSTOPB
, CSTOPB
},
3054 { TARGET_CREAD
, TARGET_CREAD
, CREAD
, CREAD
},
3055 { TARGET_PARENB
, TARGET_PARENB
, PARENB
, PARENB
},
3056 { TARGET_PARODD
, TARGET_PARODD
, PARODD
, PARODD
},
3057 { TARGET_HUPCL
, TARGET_HUPCL
, HUPCL
, HUPCL
},
3058 { TARGET_CLOCAL
, TARGET_CLOCAL
, CLOCAL
, CLOCAL
},
3059 { TARGET_CRTSCTS
, TARGET_CRTSCTS
, CRTSCTS
, CRTSCTS
},
3063 static const bitmask_transtbl lflag_tbl
[] = {
3064 { TARGET_ISIG
, TARGET_ISIG
, ISIG
, ISIG
},
3065 { TARGET_ICANON
, TARGET_ICANON
, ICANON
, ICANON
},
3066 { TARGET_XCASE
, TARGET_XCASE
, XCASE
, XCASE
},
3067 { TARGET_ECHO
, TARGET_ECHO
, ECHO
, ECHO
},
3068 { TARGET_ECHOE
, TARGET_ECHOE
, ECHOE
, ECHOE
},
3069 { TARGET_ECHOK
, TARGET_ECHOK
, ECHOK
, ECHOK
},
3070 { TARGET_ECHONL
, TARGET_ECHONL
, ECHONL
, ECHONL
},
3071 { TARGET_NOFLSH
, TARGET_NOFLSH
, NOFLSH
, NOFLSH
},
3072 { TARGET_TOSTOP
, TARGET_TOSTOP
, TOSTOP
, TOSTOP
},
3073 { TARGET_ECHOCTL
, TARGET_ECHOCTL
, ECHOCTL
, ECHOCTL
},
3074 { TARGET_ECHOPRT
, TARGET_ECHOPRT
, ECHOPRT
, ECHOPRT
},
3075 { TARGET_ECHOKE
, TARGET_ECHOKE
, ECHOKE
, ECHOKE
},
3076 { TARGET_FLUSHO
, TARGET_FLUSHO
, FLUSHO
, FLUSHO
},
3077 { TARGET_PENDIN
, TARGET_PENDIN
, PENDIN
, PENDIN
},
3078 { TARGET_IEXTEN
, TARGET_IEXTEN
, IEXTEN
, IEXTEN
},
3082 static void target_to_host_termios (void *dst
, const void *src
)
3084 struct host_termios
*host
= dst
;
3085 const struct target_termios
*target
= src
;
3088 target_to_host_bitmask(tswap32(target
->c_iflag
), iflag_tbl
);
3090 target_to_host_bitmask(tswap32(target
->c_oflag
), oflag_tbl
);
3092 target_to_host_bitmask(tswap32(target
->c_cflag
), cflag_tbl
);
3094 target_to_host_bitmask(tswap32(target
->c_lflag
), lflag_tbl
);
3095 host
->c_line
= target
->c_line
;
3097 memset(host
->c_cc
, 0, sizeof(host
->c_cc
));
3098 host
->c_cc
[VINTR
] = target
->c_cc
[TARGET_VINTR
];
3099 host
->c_cc
[VQUIT
] = target
->c_cc
[TARGET_VQUIT
];
3100 host
->c_cc
[VERASE
] = target
->c_cc
[TARGET_VERASE
];
3101 host
->c_cc
[VKILL
] = target
->c_cc
[TARGET_VKILL
];
3102 host
->c_cc
[VEOF
] = target
->c_cc
[TARGET_VEOF
];
3103 host
->c_cc
[VTIME
] = target
->c_cc
[TARGET_VTIME
];
3104 host
->c_cc
[VMIN
] = target
->c_cc
[TARGET_VMIN
];
3105 host
->c_cc
[VSWTC
] = target
->c_cc
[TARGET_VSWTC
];
3106 host
->c_cc
[VSTART
] = target
->c_cc
[TARGET_VSTART
];
3107 host
->c_cc
[VSTOP
] = target
->c_cc
[TARGET_VSTOP
];
3108 host
->c_cc
[VSUSP
] = target
->c_cc
[TARGET_VSUSP
];
3109 host
->c_cc
[VEOL
] = target
->c_cc
[TARGET_VEOL
];
3110 host
->c_cc
[VREPRINT
] = target
->c_cc
[TARGET_VREPRINT
];
3111 host
->c_cc
[VDISCARD
] = target
->c_cc
[TARGET_VDISCARD
];
3112 host
->c_cc
[VWERASE
] = target
->c_cc
[TARGET_VWERASE
];
3113 host
->c_cc
[VLNEXT
] = target
->c_cc
[TARGET_VLNEXT
];
3114 host
->c_cc
[VEOL2
] = target
->c_cc
[TARGET_VEOL2
];
3117 static void host_to_target_termios (void *dst
, const void *src
)
3119 struct target_termios
*target
= dst
;
3120 const struct host_termios
*host
= src
;
3123 tswap32(host_to_target_bitmask(host
->c_iflag
, iflag_tbl
));
3125 tswap32(host_to_target_bitmask(host
->c_oflag
, oflag_tbl
));
3127 tswap32(host_to_target_bitmask(host
->c_cflag
, cflag_tbl
));
3129 tswap32(host_to_target_bitmask(host
->c_lflag
, lflag_tbl
));
3130 target
->c_line
= host
->c_line
;
3132 memset(target
->c_cc
, 0, sizeof(target
->c_cc
));
3133 target
->c_cc
[TARGET_VINTR
] = host
->c_cc
[VINTR
];
3134 target
->c_cc
[TARGET_VQUIT
] = host
->c_cc
[VQUIT
];
3135 target
->c_cc
[TARGET_VERASE
] = host
->c_cc
[VERASE
];
3136 target
->c_cc
[TARGET_VKILL
] = host
->c_cc
[VKILL
];
3137 target
->c_cc
[TARGET_VEOF
] = host
->c_cc
[VEOF
];
3138 target
->c_cc
[TARGET_VTIME
] = host
->c_cc
[VTIME
];
3139 target
->c_cc
[TARGET_VMIN
] = host
->c_cc
[VMIN
];
3140 target
->c_cc
[TARGET_VSWTC
] = host
->c_cc
[VSWTC
];
3141 target
->c_cc
[TARGET_VSTART
] = host
->c_cc
[VSTART
];
3142 target
->c_cc
[TARGET_VSTOP
] = host
->c_cc
[VSTOP
];
3143 target
->c_cc
[TARGET_VSUSP
] = host
->c_cc
[VSUSP
];
3144 target
->c_cc
[TARGET_VEOL
] = host
->c_cc
[VEOL
];
3145 target
->c_cc
[TARGET_VREPRINT
] = host
->c_cc
[VREPRINT
];
3146 target
->c_cc
[TARGET_VDISCARD
] = host
->c_cc
[VDISCARD
];
3147 target
->c_cc
[TARGET_VWERASE
] = host
->c_cc
[VWERASE
];
3148 target
->c_cc
[TARGET_VLNEXT
] = host
->c_cc
[VLNEXT
];
3149 target
->c_cc
[TARGET_VEOL2
] = host
->c_cc
[VEOL2
];
3152 static const StructEntry struct_termios_def
= {
3153 .convert
= { host_to_target_termios
, target_to_host_termios
},
3154 .size
= { sizeof(struct target_termios
), sizeof(struct host_termios
) },
3155 .align
= { __alignof__(struct target_termios
), __alignof__(struct host_termios
) },
3158 static bitmask_transtbl mmap_flags_tbl
[] = {
3159 { TARGET_MAP_SHARED
, TARGET_MAP_SHARED
, MAP_SHARED
, MAP_SHARED
},
3160 { TARGET_MAP_PRIVATE
, TARGET_MAP_PRIVATE
, MAP_PRIVATE
, MAP_PRIVATE
},
3161 { TARGET_MAP_FIXED
, TARGET_MAP_FIXED
, MAP_FIXED
, MAP_FIXED
},
3162 { TARGET_MAP_ANONYMOUS
, TARGET_MAP_ANONYMOUS
, MAP_ANONYMOUS
, MAP_ANONYMOUS
},
3163 { TARGET_MAP_GROWSDOWN
, TARGET_MAP_GROWSDOWN
, MAP_GROWSDOWN
, MAP_GROWSDOWN
},
3164 { TARGET_MAP_DENYWRITE
, TARGET_MAP_DENYWRITE
, MAP_DENYWRITE
, MAP_DENYWRITE
},
3165 { TARGET_MAP_EXECUTABLE
, TARGET_MAP_EXECUTABLE
, MAP_EXECUTABLE
, MAP_EXECUTABLE
},
3166 { TARGET_MAP_LOCKED
, TARGET_MAP_LOCKED
, MAP_LOCKED
, MAP_LOCKED
},
3170 #if defined(TARGET_I386)
3172 /* NOTE: there is really one LDT for all the threads */
3173 static uint8_t *ldt_table
;
3175 static abi_long
read_ldt(abi_ulong ptr
, unsigned long bytecount
)
3182 size
= TARGET_LDT_ENTRIES
* TARGET_LDT_ENTRY_SIZE
;
3183 if (size
> bytecount
)
3185 p
= lock_user(VERIFY_WRITE
, ptr
, size
, 0);
3187 return -TARGET_EFAULT
;
3188 /* ??? Should this by byteswapped? */
3189 memcpy(p
, ldt_table
, size
);
3190 unlock_user(p
, ptr
, size
);
3194 /* XXX: add locking support */
3195 static abi_long
write_ldt(CPUX86State
*env
,
3196 abi_ulong ptr
, unsigned long bytecount
, int oldmode
)
3198 struct target_modify_ldt_ldt_s ldt_info
;
3199 struct target_modify_ldt_ldt_s
*target_ldt_info
;
3200 int seg_32bit
, contents
, read_exec_only
, limit_in_pages
;
3201 int seg_not_present
, useable
, lm
;
3202 uint32_t *lp
, entry_1
, entry_2
;
3204 if (bytecount
!= sizeof(ldt_info
))
3205 return -TARGET_EINVAL
;
3206 if (!lock_user_struct(VERIFY_READ
, target_ldt_info
, ptr
, 1))
3207 return -TARGET_EFAULT
;
3208 ldt_info
.entry_number
= tswap32(target_ldt_info
->entry_number
);
3209 ldt_info
.base_addr
= tswapl(target_ldt_info
->base_addr
);
3210 ldt_info
.limit
= tswap32(target_ldt_info
->limit
);
3211 ldt_info
.flags
= tswap32(target_ldt_info
->flags
);
3212 unlock_user_struct(target_ldt_info
, ptr
, 0);
3214 if (ldt_info
.entry_number
>= TARGET_LDT_ENTRIES
)
3215 return -TARGET_EINVAL
;
3216 seg_32bit
= ldt_info
.flags
& 1;
3217 contents
= (ldt_info
.flags
>> 1) & 3;
3218 read_exec_only
= (ldt_info
.flags
>> 3) & 1;
3219 limit_in_pages
= (ldt_info
.flags
>> 4) & 1;
3220 seg_not_present
= (ldt_info
.flags
>> 5) & 1;
3221 useable
= (ldt_info
.flags
>> 6) & 1;
3225 lm
= (ldt_info
.flags
>> 7) & 1;
3227 if (contents
== 3) {
3229 return -TARGET_EINVAL
;
3230 if (seg_not_present
== 0)
3231 return -TARGET_EINVAL
;
3233 /* allocate the LDT */
3235 env
->ldt
.base
= target_mmap(0,
3236 TARGET_LDT_ENTRIES
* TARGET_LDT_ENTRY_SIZE
,
3237 PROT_READ
|PROT_WRITE
,
3238 MAP_ANONYMOUS
|MAP_PRIVATE
, -1, 0);
3239 if (env
->ldt
.base
== -1)
3240 return -TARGET_ENOMEM
;
3241 memset(g2h(env
->ldt
.base
), 0,
3242 TARGET_LDT_ENTRIES
* TARGET_LDT_ENTRY_SIZE
);
3243 env
->ldt
.limit
= 0xffff;
3244 ldt_table
= g2h(env
->ldt
.base
);
3247 /* NOTE: same code as Linux kernel */
3248 /* Allow LDTs to be cleared by the user. */
3249 if (ldt_info
.base_addr
== 0 && ldt_info
.limit
== 0) {
3252 read_exec_only
== 1 &&
3254 limit_in_pages
== 0 &&
3255 seg_not_present
== 1 &&
3263 entry_1
= ((ldt_info
.base_addr
& 0x0000ffff) << 16) |
3264 (ldt_info
.limit
& 0x0ffff);
3265 entry_2
= (ldt_info
.base_addr
& 0xff000000) |
3266 ((ldt_info
.base_addr
& 0x00ff0000) >> 16) |
3267 (ldt_info
.limit
& 0xf0000) |
3268 ((read_exec_only
^ 1) << 9) |
3270 ((seg_not_present
^ 1) << 15) |
3272 (limit_in_pages
<< 23) |
3276 entry_2
|= (useable
<< 20);
3278 /* Install the new entry ... */
3280 lp
= (uint32_t *)(ldt_table
+ (ldt_info
.entry_number
<< 3));
3281 lp
[0] = tswap32(entry_1
);
3282 lp
[1] = tswap32(entry_2
);
3286 /* specific and weird i386 syscalls */
3287 static abi_long
do_modify_ldt(CPUX86State
*env
, int func
, abi_ulong ptr
,
3288 unsigned long bytecount
)
3294 ret
= read_ldt(ptr
, bytecount
);
3297 ret
= write_ldt(env
, ptr
, bytecount
, 1);
3300 ret
= write_ldt(env
, ptr
, bytecount
, 0);
3303 ret
= -TARGET_ENOSYS
;
3309 #if defined(TARGET_I386) && defined(TARGET_ABI32)
3310 static abi_long
do_set_thread_area(CPUX86State
*env
, abi_ulong ptr
)
3312 uint64_t *gdt_table
= g2h(env
->gdt
.base
);
3313 struct target_modify_ldt_ldt_s ldt_info
;
3314 struct target_modify_ldt_ldt_s
*target_ldt_info
;
3315 int seg_32bit
, contents
, read_exec_only
, limit_in_pages
;
3316 int seg_not_present
, useable
, lm
;
3317 uint32_t *lp
, entry_1
, entry_2
;
3320 lock_user_struct(VERIFY_WRITE
, target_ldt_info
, ptr
, 1);
3321 if (!target_ldt_info
)
3322 return -TARGET_EFAULT
;
3323 ldt_info
.entry_number
= tswap32(target_ldt_info
->entry_number
);
3324 ldt_info
.base_addr
= tswapl(target_ldt_info
->base_addr
);
3325 ldt_info
.limit
= tswap32(target_ldt_info
->limit
);
3326 ldt_info
.flags
= tswap32(target_ldt_info
->flags
);
3327 if (ldt_info
.entry_number
== -1) {
3328 for (i
=TARGET_GDT_ENTRY_TLS_MIN
; i
<=TARGET_GDT_ENTRY_TLS_MAX
; i
++) {
3329 if (gdt_table
[i
] == 0) {
3330 ldt_info
.entry_number
= i
;
3331 target_ldt_info
->entry_number
= tswap32(i
);
3336 unlock_user_struct(target_ldt_info
, ptr
, 1);
3338 if (ldt_info
.entry_number
< TARGET_GDT_ENTRY_TLS_MIN
||
3339 ldt_info
.entry_number
> TARGET_GDT_ENTRY_TLS_MAX
)
3340 return -TARGET_EINVAL
;
3341 seg_32bit
= ldt_info
.flags
& 1;
3342 contents
= (ldt_info
.flags
>> 1) & 3;
3343 read_exec_only
= (ldt_info
.flags
>> 3) & 1;
3344 limit_in_pages
= (ldt_info
.flags
>> 4) & 1;
3345 seg_not_present
= (ldt_info
.flags
>> 5) & 1;
3346 useable
= (ldt_info
.flags
>> 6) & 1;
3350 lm
= (ldt_info
.flags
>> 7) & 1;
3353 if (contents
== 3) {
3354 if (seg_not_present
== 0)
3355 return -TARGET_EINVAL
;
3358 /* NOTE: same code as Linux kernel */
3359 /* Allow LDTs to be cleared by the user. */
3360 if (ldt_info
.base_addr
== 0 && ldt_info
.limit
== 0) {
3361 if ((contents
== 0 &&
3362 read_exec_only
== 1 &&
3364 limit_in_pages
== 0 &&
3365 seg_not_present
== 1 &&
3373 entry_1
= ((ldt_info
.base_addr
& 0x0000ffff) << 16) |
3374 (ldt_info
.limit
& 0x0ffff);
3375 entry_2
= (ldt_info
.base_addr
& 0xff000000) |
3376 ((ldt_info
.base_addr
& 0x00ff0000) >> 16) |
3377 (ldt_info
.limit
& 0xf0000) |
3378 ((read_exec_only
^ 1) << 9) |
3380 ((seg_not_present
^ 1) << 15) |
3382 (limit_in_pages
<< 23) |
3387 /* Install the new entry ... */
3389 lp
= (uint32_t *)(gdt_table
+ ldt_info
.entry_number
);
3390 lp
[0] = tswap32(entry_1
);
3391 lp
[1] = tswap32(entry_2
);
3395 static abi_long
do_get_thread_area(CPUX86State
*env
, abi_ulong ptr
)
3397 struct target_modify_ldt_ldt_s
*target_ldt_info
;
3398 uint64_t *gdt_table
= g2h(env
->gdt
.base
);
3399 uint32_t base_addr
, limit
, flags
;
3400 int seg_32bit
, contents
, read_exec_only
, limit_in_pages
, idx
;
3401 int seg_not_present
, useable
, lm
;
3402 uint32_t *lp
, entry_1
, entry_2
;
3404 lock_user_struct(VERIFY_WRITE
, target_ldt_info
, ptr
, 1);
3405 if (!target_ldt_info
)
3406 return -TARGET_EFAULT
;
3407 idx
= tswap32(target_ldt_info
->entry_number
);
3408 if (idx
< TARGET_GDT_ENTRY_TLS_MIN
||
3409 idx
> TARGET_GDT_ENTRY_TLS_MAX
) {
3410 unlock_user_struct(target_ldt_info
, ptr
, 1);
3411 return -TARGET_EINVAL
;
3413 lp
= (uint32_t *)(gdt_table
+ idx
);
3414 entry_1
= tswap32(lp
[0]);
3415 entry_2
= tswap32(lp
[1]);
3417 read_exec_only
= ((entry_2
>> 9) & 1) ^ 1;
3418 contents
= (entry_2
>> 10) & 3;
3419 seg_not_present
= ((entry_2
>> 15) & 1) ^ 1;
3420 seg_32bit
= (entry_2
>> 22) & 1;
3421 limit_in_pages
= (entry_2
>> 23) & 1;
3422 useable
= (entry_2
>> 20) & 1;
3426 lm
= (entry_2
>> 21) & 1;
3428 flags
= (seg_32bit
<< 0) | (contents
<< 1) |
3429 (read_exec_only
<< 3) | (limit_in_pages
<< 4) |
3430 (seg_not_present
<< 5) | (useable
<< 6) | (lm
<< 7);
3431 limit
= (entry_1
& 0xffff) | (entry_2
& 0xf0000);
3432 base_addr
= (entry_1
>> 16) |
3433 (entry_2
& 0xff000000) |
3434 ((entry_2
& 0xff) << 16);
3435 target_ldt_info
->base_addr
= tswapl(base_addr
);
3436 target_ldt_info
->limit
= tswap32(limit
);
3437 target_ldt_info
->flags
= tswap32(flags
);
3438 unlock_user_struct(target_ldt_info
, ptr
, 1);
3441 #endif /* TARGET_I386 && TARGET_ABI32 */
3443 #ifndef TARGET_ABI32
3444 static abi_long
do_arch_prctl(CPUX86State
*env
, int code
, abi_ulong addr
)
3451 case TARGET_ARCH_SET_GS
:
3452 case TARGET_ARCH_SET_FS
:
3453 if (code
== TARGET_ARCH_SET_GS
)
3457 cpu_x86_load_seg(env
, idx
, 0);
3458 env
->segs
[idx
].base
= addr
;
3460 case TARGET_ARCH_GET_GS
:
3461 case TARGET_ARCH_GET_FS
:
3462 if (code
== TARGET_ARCH_GET_GS
)
3466 val
= env
->segs
[idx
].base
;
3467 if (put_user(val
, addr
, abi_ulong
))
3468 return -TARGET_EFAULT
;
3471 ret
= -TARGET_EINVAL
;
3478 #endif /* defined(TARGET_I386) */
3480 #if defined(CONFIG_USE_NPTL)
3482 #define NEW_STACK_SIZE PTHREAD_STACK_MIN
3484 static pthread_mutex_t clone_lock
= PTHREAD_MUTEX_INITIALIZER
;
3487 pthread_mutex_t mutex
;
3488 pthread_cond_t cond
;
3491 abi_ulong child_tidptr
;
3492 abi_ulong parent_tidptr
;
3496 static void *clone_func(void *arg
)
3498 new_thread_info
*info
= arg
;
3504 ts
= (TaskState
*)thread_env
->opaque
;
3505 info
->tid
= gettid();
3506 env
->host_tid
= info
->tid
;
3508 if (info
->child_tidptr
)
3509 put_user_u32(info
->tid
, info
->child_tidptr
);
3510 if (info
->parent_tidptr
)
3511 put_user_u32(info
->tid
, info
->parent_tidptr
);
3512 /* Enable signals. */
3513 sigprocmask(SIG_SETMASK
, &info
->sigmask
, NULL
);
3514 /* Signal to the parent that we're ready. */
3515 pthread_mutex_lock(&info
->mutex
);
3516 pthread_cond_broadcast(&info
->cond
);
3517 pthread_mutex_unlock(&info
->mutex
);
3518 /* Wait until the parent has finshed initializing the tls state. */
3519 pthread_mutex_lock(&clone_lock
);
3520 pthread_mutex_unlock(&clone_lock
);
3526 /* this stack is the equivalent of the kernel stack associated with a
3528 #define NEW_STACK_SIZE 8192
3530 static int clone_func(void *arg
)
3532 CPUState
*env
= arg
;
3539 /* do_fork() Must return host values and target errnos (unlike most
3540 do_*() functions). */
3541 static int do_fork(CPUState
*env
, unsigned int flags
, abi_ulong newsp
,
3542 abi_ulong parent_tidptr
, target_ulong newtls
,
3543 abi_ulong child_tidptr
)
3549 #if defined(CONFIG_USE_NPTL)
3550 unsigned int nptl_flags
;
3554 /* Emulate vfork() with fork() */
3555 if (flags
& CLONE_VFORK
)
3556 flags
&= ~(CLONE_VFORK
| CLONE_VM
);
3558 if (flags
& CLONE_VM
) {
3559 TaskState
*parent_ts
= (TaskState
*)env
->opaque
;
3560 #if defined(CONFIG_USE_NPTL)
3561 new_thread_info info
;
3562 pthread_attr_t attr
;
3564 ts
= qemu_mallocz(sizeof(TaskState
) + NEW_STACK_SIZE
);
3565 init_task_state(ts
);
3566 new_stack
= ts
->stack
;
3567 /* we create a new CPU instance. */
3568 new_env
= cpu_copy(env
);
3569 #if defined(TARGET_I386) || defined(TARGET_SPARC) || defined(TARGET_PPC)
3572 /* Init regs that differ from the parent. */
3573 cpu_clone_regs(new_env
, newsp
);
3574 new_env
->opaque
= ts
;
3575 ts
->bprm
= parent_ts
->bprm
;
3576 ts
->info
= parent_ts
->info
;
3577 #if defined(CONFIG_USE_NPTL)
3579 flags
&= ~CLONE_NPTL_FLAGS2
;
3581 if (nptl_flags
& CLONE_CHILD_CLEARTID
) {
3582 ts
->child_tidptr
= child_tidptr
;
3585 if (nptl_flags
& CLONE_SETTLS
)
3586 cpu_set_tls (new_env
, newtls
);
3588 /* Grab a mutex so that thread setup appears atomic. */
3589 pthread_mutex_lock(&clone_lock
);
3591 memset(&info
, 0, sizeof(info
));
3592 pthread_mutex_init(&info
.mutex
, NULL
);
3593 pthread_mutex_lock(&info
.mutex
);
3594 pthread_cond_init(&info
.cond
, NULL
);
3596 if (nptl_flags
& CLONE_CHILD_SETTID
)
3597 info
.child_tidptr
= child_tidptr
;
3598 if (nptl_flags
& CLONE_PARENT_SETTID
)
3599 info
.parent_tidptr
= parent_tidptr
;
3601 ret
= pthread_attr_init(&attr
);
3602 ret
= pthread_attr_setstack(&attr
, new_stack
, NEW_STACK_SIZE
);
3603 /* It is not safe to deliver signals until the child has finished
3604 initializing, so temporarily block all signals. */
3605 sigfillset(&sigmask
);
3606 sigprocmask(SIG_BLOCK
, &sigmask
, &info
.sigmask
);
3608 ret
= pthread_create(&info
.thread
, &attr
, clone_func
, &info
);
3609 /* TODO: Free new CPU state if thread creation failed. */
3611 sigprocmask(SIG_SETMASK
, &info
.sigmask
, NULL
);
3612 pthread_attr_destroy(&attr
);
3614 /* Wait for the child to initialize. */
3615 pthread_cond_wait(&info
.cond
, &info
.mutex
);
3617 if (flags
& CLONE_PARENT_SETTID
)
3618 put_user_u32(ret
, parent_tidptr
);
3622 pthread_mutex_unlock(&info
.mutex
);
3623 pthread_cond_destroy(&info
.cond
);
3624 pthread_mutex_destroy(&info
.mutex
);
3625 pthread_mutex_unlock(&clone_lock
);
3627 if (flags
& CLONE_NPTL_FLAGS2
)
3629 /* This is probably going to die very quickly, but do it anyway. */
3631 ret
= __clone2(clone_func
, new_stack
+ NEW_STACK_SIZE
, flags
, new_env
);
3633 ret
= clone(clone_func
, new_stack
+ NEW_STACK_SIZE
, flags
, new_env
);
3637 /* if no CLONE_VM, we consider it is a fork */
3638 if ((flags
& ~(CSIGNAL
| CLONE_NPTL_FLAGS2
)) != 0)
3643 /* Child Process. */
3644 cpu_clone_regs(env
, newsp
);
3646 #if defined(CONFIG_USE_NPTL)
3647 /* There is a race condition here. The parent process could
3648 theoretically read the TID in the child process before the child
3649 tid is set. This would require using either ptrace
3650 (not implemented) or having *_tidptr to point at a shared memory
3651 mapping. We can't repeat the spinlock hack used above because
3652 the child process gets its own copy of the lock. */
3653 if (flags
& CLONE_CHILD_SETTID
)
3654 put_user_u32(gettid(), child_tidptr
);
3655 if (flags
& CLONE_PARENT_SETTID
)
3656 put_user_u32(gettid(), parent_tidptr
);
3657 ts
= (TaskState
*)env
->opaque
;
3658 if (flags
& CLONE_SETTLS
)
3659 cpu_set_tls (env
, newtls
);
3660 if (flags
& CLONE_CHILD_CLEARTID
)
3661 ts
->child_tidptr
= child_tidptr
;
3670 /* warning : doesn't handle linux specific flags... */
3671 static int target_to_host_fcntl_cmd(int cmd
)
3674 case TARGET_F_DUPFD
:
3675 case TARGET_F_GETFD
:
3676 case TARGET_F_SETFD
:
3677 case TARGET_F_GETFL
:
3678 case TARGET_F_SETFL
:
3680 case TARGET_F_GETLK
:
3682 case TARGET_F_SETLK
:
3684 case TARGET_F_SETLKW
:
3686 case TARGET_F_GETOWN
:
3688 case TARGET_F_SETOWN
:
3690 case TARGET_F_GETSIG
:
3692 case TARGET_F_SETSIG
:
3694 #if TARGET_ABI_BITS == 32
3695 case TARGET_F_GETLK64
:
3697 case TARGET_F_SETLK64
:
3699 case TARGET_F_SETLKW64
:
3702 case TARGET_F_SETLEASE
:
3704 case TARGET_F_GETLEASE
:
3706 #ifdef F_DUPFD_CLOEXEC
3707 case TARGET_F_DUPFD_CLOEXEC
:
3708 return F_DUPFD_CLOEXEC
;
3710 case TARGET_F_NOTIFY
:
3713 return -TARGET_EINVAL
;
3715 return -TARGET_EINVAL
;
3718 static abi_long
do_fcntl(int fd
, int cmd
, abi_ulong arg
)
3721 struct target_flock
*target_fl
;
3722 struct flock64 fl64
;
3723 struct target_flock64
*target_fl64
;
3725 int host_cmd
= target_to_host_fcntl_cmd(cmd
);
3727 if (host_cmd
== -TARGET_EINVAL
)
3731 case TARGET_F_GETLK
:
3732 if (!lock_user_struct(VERIFY_READ
, target_fl
, arg
, 1))
3733 return -TARGET_EFAULT
;
3734 fl
.l_type
= tswap16(target_fl
->l_type
);
3735 fl
.l_whence
= tswap16(target_fl
->l_whence
);
3736 fl
.l_start
= tswapl(target_fl
->l_start
);
3737 fl
.l_len
= tswapl(target_fl
->l_len
);
3738 fl
.l_pid
= tswap32(target_fl
->l_pid
);
3739 unlock_user_struct(target_fl
, arg
, 0);
3740 ret
= get_errno(fcntl(fd
, host_cmd
, &fl
));
3742 if (!lock_user_struct(VERIFY_WRITE
, target_fl
, arg
, 0))
3743 return -TARGET_EFAULT
;
3744 target_fl
->l_type
= tswap16(fl
.l_type
);
3745 target_fl
->l_whence
= tswap16(fl
.l_whence
);
3746 target_fl
->l_start
= tswapl(fl
.l_start
);
3747 target_fl
->l_len
= tswapl(fl
.l_len
);
3748 target_fl
->l_pid
= tswap32(fl
.l_pid
);
3749 unlock_user_struct(target_fl
, arg
, 1);
3753 case TARGET_F_SETLK
:
3754 case TARGET_F_SETLKW
:
3755 if (!lock_user_struct(VERIFY_READ
, target_fl
, arg
, 1))
3756 return -TARGET_EFAULT
;
3757 fl
.l_type
= tswap16(target_fl
->l_type
);
3758 fl
.l_whence
= tswap16(target_fl
->l_whence
);
3759 fl
.l_start
= tswapl(target_fl
->l_start
);
3760 fl
.l_len
= tswapl(target_fl
->l_len
);
3761 fl
.l_pid
= tswap32(target_fl
->l_pid
);
3762 unlock_user_struct(target_fl
, arg
, 0);
3763 ret
= get_errno(fcntl(fd
, host_cmd
, &fl
));
3766 case TARGET_F_GETLK64
:
3767 if (!lock_user_struct(VERIFY_READ
, target_fl64
, arg
, 1))
3768 return -TARGET_EFAULT
;
3769 fl64
.l_type
= tswap16(target_fl64
->l_type
) >> 1;
3770 fl64
.l_whence
= tswap16(target_fl64
->l_whence
);
3771 fl64
.l_start
= tswapl(target_fl64
->l_start
);
3772 fl64
.l_len
= tswapl(target_fl64
->l_len
);
3773 fl64
.l_pid
= tswap32(target_fl64
->l_pid
);
3774 unlock_user_struct(target_fl64
, arg
, 0);
3775 ret
= get_errno(fcntl(fd
, host_cmd
, &fl64
));
3777 if (!lock_user_struct(VERIFY_WRITE
, target_fl64
, arg
, 0))
3778 return -TARGET_EFAULT
;
3779 target_fl64
->l_type
= tswap16(fl64
.l_type
) >> 1;
3780 target_fl64
->l_whence
= tswap16(fl64
.l_whence
);
3781 target_fl64
->l_start
= tswapl(fl64
.l_start
);
3782 target_fl64
->l_len
= tswapl(fl64
.l_len
);
3783 target_fl64
->l_pid
= tswap32(fl64
.l_pid
);
3784 unlock_user_struct(target_fl64
, arg
, 1);
3787 case TARGET_F_SETLK64
:
3788 case TARGET_F_SETLKW64
:
3789 if (!lock_user_struct(VERIFY_READ
, target_fl64
, arg
, 1))
3790 return -TARGET_EFAULT
;
3791 fl64
.l_type
= tswap16(target_fl64
->l_type
) >> 1;
3792 fl64
.l_whence
= tswap16(target_fl64
->l_whence
);
3793 fl64
.l_start
= tswapl(target_fl64
->l_start
);
3794 fl64
.l_len
= tswapl(target_fl64
->l_len
);
3795 fl64
.l_pid
= tswap32(target_fl64
->l_pid
);
3796 unlock_user_struct(target_fl64
, arg
, 0);
3797 ret
= get_errno(fcntl(fd
, host_cmd
, &fl64
));
3800 case TARGET_F_GETFL
:
3801 ret
= get_errno(fcntl(fd
, host_cmd
, arg
));
3803 ret
= host_to_target_bitmask(ret
, fcntl_flags_tbl
);
3807 case TARGET_F_SETFL
:
3808 ret
= get_errno(fcntl(fd
, host_cmd
, target_to_host_bitmask(arg
, fcntl_flags_tbl
)));
3811 case TARGET_F_SETOWN
:
3812 case TARGET_F_GETOWN
:
3813 case TARGET_F_SETSIG
:
3814 case TARGET_F_GETSIG
:
3815 case TARGET_F_SETLEASE
:
3816 case TARGET_F_GETLEASE
:
3817 ret
= get_errno(fcntl(fd
, host_cmd
, arg
));
3821 ret
= get_errno(fcntl(fd
, cmd
, arg
));
3829 static inline int high2lowuid(int uid
)
3837 static inline int high2lowgid(int gid
)
3845 static inline int low2highuid(int uid
)
3847 if ((int16_t)uid
== -1)
3853 static inline int low2highgid(int gid
)
3855 if ((int16_t)gid
== -1)
3861 #endif /* USE_UID16 */
3863 void syscall_init(void)
3866 const argtype
*arg_type
;
3870 #define STRUCT(name, ...) thunk_register_struct(STRUCT_ ## name, #name, struct_ ## name ## _def);
3871 #define STRUCT_SPECIAL(name) thunk_register_struct_direct(STRUCT_ ## name, #name, &struct_ ## name ## _def);
3872 #include "syscall_types.h"
3874 #undef STRUCT_SPECIAL
3876 /* we patch the ioctl size if necessary. We rely on the fact that
3877 no ioctl has all the bits at '1' in the size field */
3879 while (ie
->target_cmd
!= 0) {
3880 if (((ie
->target_cmd
>> TARGET_IOC_SIZESHIFT
) & TARGET_IOC_SIZEMASK
) ==
3881 TARGET_IOC_SIZEMASK
) {
3882 arg_type
= ie
->arg_type
;
3883 if (arg_type
[0] != TYPE_PTR
) {
3884 fprintf(stderr
, "cannot patch size for ioctl 0x%x\n",
3889 size
= thunk_type_size(arg_type
, 0);
3890 ie
->target_cmd
= (ie
->target_cmd
&
3891 ~(TARGET_IOC_SIZEMASK
<< TARGET_IOC_SIZESHIFT
)) |
3892 (size
<< TARGET_IOC_SIZESHIFT
);
3895 /* Build target_to_host_errno_table[] table from
3896 * host_to_target_errno_table[]. */
3897 for (i
=0; i
< ERRNO_TABLE_SIZE
; i
++)
3898 target_to_host_errno_table
[host_to_target_errno_table
[i
]] = i
;
3900 /* automatic consistency check if same arch */
3901 #if (defined(__i386__) && defined(TARGET_I386) && defined(TARGET_ABI32)) || \
3902 (defined(__x86_64__) && defined(TARGET_X86_64))
3903 if (unlikely(ie
->target_cmd
!= ie
->host_cmd
)) {
3904 fprintf(stderr
, "ERROR: ioctl(%s): target=0x%x host=0x%x\n",
3905 ie
->name
, ie
->target_cmd
, ie
->host_cmd
);
3912 #if TARGET_ABI_BITS == 32
3913 static inline uint64_t target_offset64(uint32_t word0
, uint32_t word1
)
3915 #ifdef TARGET_WORDS_BIGENDIAN
3916 return ((uint64_t)word0
<< 32) | word1
;
3918 return ((uint64_t)word1
<< 32) | word0
;
3921 #else /* TARGET_ABI_BITS == 32 */
3922 static inline uint64_t target_offset64(uint64_t word0
, uint64_t word1
)
3926 #endif /* TARGET_ABI_BITS != 32 */
3928 #ifdef TARGET_NR_truncate64
3929 static inline abi_long
target_truncate64(void *cpu_env
, const char *arg1
,
3935 if (((CPUARMState
*)cpu_env
)->eabi
)
3941 return get_errno(truncate64(arg1
, target_offset64(arg2
, arg3
)));
3945 #ifdef TARGET_NR_ftruncate64
3946 static inline abi_long
target_ftruncate64(void *cpu_env
, abi_long arg1
,
3952 if (((CPUARMState
*)cpu_env
)->eabi
)
3958 return get_errno(ftruncate64(arg1
, target_offset64(arg2
, arg3
)));
3962 static inline abi_long
target_to_host_timespec(struct timespec
*host_ts
,
3963 abi_ulong target_addr
)
3965 struct target_timespec
*target_ts
;
3967 if (!lock_user_struct(VERIFY_READ
, target_ts
, target_addr
, 1))
3968 return -TARGET_EFAULT
;
3969 host_ts
->tv_sec
= tswapl(target_ts
->tv_sec
);
3970 host_ts
->tv_nsec
= tswapl(target_ts
->tv_nsec
);
3971 unlock_user_struct(target_ts
, target_addr
, 0);
3975 static inline abi_long
host_to_target_timespec(abi_ulong target_addr
,
3976 struct timespec
*host_ts
)
3978 struct target_timespec
*target_ts
;
3980 if (!lock_user_struct(VERIFY_WRITE
, target_ts
, target_addr
, 0))
3981 return -TARGET_EFAULT
;
3982 target_ts
->tv_sec
= tswapl(host_ts
->tv_sec
);
3983 target_ts
->tv_nsec
= tswapl(host_ts
->tv_nsec
);
3984 unlock_user_struct(target_ts
, target_addr
, 1);
3988 #if defined(TARGET_NR_stat64) || defined(TARGET_NR_newfstatat)
3989 static inline abi_long
host_to_target_stat64(void *cpu_env
,
3990 abi_ulong target_addr
,
3991 struct stat
*host_st
)
3994 if (((CPUARMState
*)cpu_env
)->eabi
) {
3995 struct target_eabi_stat64
*target_st
;
3997 if (!lock_user_struct(VERIFY_WRITE
, target_st
, target_addr
, 0))
3998 return -TARGET_EFAULT
;
3999 memset(target_st
, 0, sizeof(struct target_eabi_stat64
));
4000 __put_user(host_st
->st_dev
, &target_st
->st_dev
);
4001 __put_user(host_st
->st_ino
, &target_st
->st_ino
);
4002 #ifdef TARGET_STAT64_HAS_BROKEN_ST_INO
4003 __put_user(host_st
->st_ino
, &target_st
->__st_ino
);
4005 __put_user(host_st
->st_mode
, &target_st
->st_mode
);
4006 __put_user(host_st
->st_nlink
, &target_st
->st_nlink
);
4007 __put_user(host_st
->st_uid
, &target_st
->st_uid
);
4008 __put_user(host_st
->st_gid
, &target_st
->st_gid
);
4009 __put_user(host_st
->st_rdev
, &target_st
->st_rdev
);
4010 __put_user(host_st
->st_size
, &target_st
->st_size
);
4011 __put_user(host_st
->st_blksize
, &target_st
->st_blksize
);
4012 __put_user(host_st
->st_blocks
, &target_st
->st_blocks
);
4013 __put_user(host_st
->st_atime
, &target_st
->target_st_atime
);
4014 __put_user(host_st
->st_mtime
, &target_st
->target_st_mtime
);
4015 __put_user(host_st
->st_ctime
, &target_st
->target_st_ctime
);
4016 unlock_user_struct(target_st
, target_addr
, 1);
4020 #if (TARGET_LONG_BITS == 64) && (!defined(TARGET_ALPHA))
4021 struct target_stat
*target_st
;
4023 struct target_stat64
*target_st
;
4026 if (!lock_user_struct(VERIFY_WRITE
, target_st
, target_addr
, 0))
4027 return -TARGET_EFAULT
;
4028 memset(target_st
, 0, sizeof(*target_st
));
4029 __put_user(host_st
->st_dev
, &target_st
->st_dev
);
4030 __put_user(host_st
->st_ino
, &target_st
->st_ino
);
4031 #ifdef TARGET_STAT64_HAS_BROKEN_ST_INO
4032 __put_user(host_st
->st_ino
, &target_st
->__st_ino
);
4034 __put_user(host_st
->st_mode
, &target_st
->st_mode
);
4035 __put_user(host_st
->st_nlink
, &target_st
->st_nlink
);
4036 __put_user(host_st
->st_uid
, &target_st
->st_uid
);
4037 __put_user(host_st
->st_gid
, &target_st
->st_gid
);
4038 __put_user(host_st
->st_rdev
, &target_st
->st_rdev
);
4039 /* XXX: better use of kernel struct */
4040 __put_user(host_st
->st_size
, &target_st
->st_size
);
4041 __put_user(host_st
->st_blksize
, &target_st
->st_blksize
);
4042 __put_user(host_st
->st_blocks
, &target_st
->st_blocks
);
4043 __put_user(host_st
->st_atime
, &target_st
->target_st_atime
);
4044 __put_user(host_st
->st_mtime
, &target_st
->target_st_mtime
);
4045 __put_user(host_st
->st_ctime
, &target_st
->target_st_ctime
);
4046 unlock_user_struct(target_st
, target_addr
, 1);
4053 #if defined(CONFIG_USE_NPTL)
4054 /* ??? Using host futex calls even when target atomic operations
4055 are not really atomic probably breaks things. However implementing
4056 futexes locally would make futexes shared between multiple processes
4057 tricky. However they're probably useless because guest atomic
4058 operations won't work either. */
4059 static int do_futex(target_ulong uaddr
, int op
, int val
, target_ulong timeout
,
4060 target_ulong uaddr2
, int val3
)
4062 struct timespec ts
, *pts
;
4065 /* ??? We assume FUTEX_* constants are the same on both host
4067 #ifdef FUTEX_CMD_MASK
4068 base_op
= op
& FUTEX_CMD_MASK
;
4076 target_to_host_timespec(pts
, timeout
);
4080 return get_errno(sys_futex(g2h(uaddr
), op
, tswap32(val
),
4083 return get_errno(sys_futex(g2h(uaddr
), op
, val
, NULL
, NULL
, 0));
4085 return get_errno(sys_futex(g2h(uaddr
), op
, val
, NULL
, NULL
, 0));
4087 case FUTEX_CMP_REQUEUE
:
4089 /* For FUTEX_REQUEUE, FUTEX_CMP_REQUEUE, and FUTEX_WAKE_OP, the
4090 TIMEOUT parameter is interpreted as a uint32_t by the kernel.
4091 But the prototype takes a `struct timespec *'; insert casts
4092 to satisfy the compiler. We do not need to tswap TIMEOUT
4093 since it's not compared to guest memory. */
4094 pts
= (struct timespec
*)(uintptr_t) timeout
;
4095 return get_errno(sys_futex(g2h(uaddr
), op
, val
, pts
,
4097 (base_op
== FUTEX_CMP_REQUEUE
4101 return -TARGET_ENOSYS
;
4106 /* Map host to target signal numbers for the wait family of syscalls.
4107 Assume all other status bits are the same. */
4108 static int host_to_target_waitstatus(int status
)
4110 if (WIFSIGNALED(status
)) {
4111 return host_to_target_signal(WTERMSIG(status
)) | (status
& ~0x7f);
4113 if (WIFSTOPPED(status
)) {
4114 return (host_to_target_signal(WSTOPSIG(status
)) << 8)
4120 int get_osversion(void)
4122 static int osversion
;
4123 struct new_utsname buf
;
4128 if (qemu_uname_release
&& *qemu_uname_release
) {
4129 s
= qemu_uname_release
;
4131 if (sys_uname(&buf
))
4136 for (i
= 0; i
< 3; i
++) {
4138 while (*s
>= '0' && *s
<= '9') {
4143 tmp
= (tmp
<< 8) + n
;
4151 /* do_syscall() should always have a single exit point at the end so
4152 that actions, such as logging of syscall results, can be performed.
4153 All errnos that do_syscall() returns must be -TARGET_<errcode>. */
4154 abi_long
do_syscall(void *cpu_env
, int num
, abi_long arg1
,
4155 abi_long arg2
, abi_long arg3
, abi_long arg4
,
4156 abi_long arg5
, abi_long arg6
)
4164 gemu_log("syscall %d", num
);
4167 print_syscall(num
, arg1
, arg2
, arg3
, arg4
, arg5
, arg6
);
4170 case TARGET_NR_exit
:
4171 #ifdef CONFIG_USE_NPTL
4172 /* In old applications this may be used to implement _exit(2).
4173 However in threaded applictions it is used for thread termination,
4174 and _exit_group is used for application termination.
4175 Do thread termination if we have more then one thread. */
4176 /* FIXME: This probably breaks if a signal arrives. We should probably
4177 be disabling signals. */
4178 if (first_cpu
->next_cpu
) {
4186 while (p
&& p
!= (CPUState
*)cpu_env
) {
4187 lastp
= &p
->next_cpu
;
4190 /* If we didn't find the CPU for this thread then something is
4194 /* Remove the CPU from the list. */
4195 *lastp
= p
->next_cpu
;
4197 ts
= ((CPUState
*)cpu_env
)->opaque
;
4198 if (ts
->child_tidptr
) {
4199 put_user_u32(0, ts
->child_tidptr
);
4200 sys_futex(g2h(ts
->child_tidptr
), FUTEX_WAKE
, INT_MAX
,
4203 /* TODO: Free CPU state. */
4210 gdb_exit(cpu_env
, arg1
);
4212 ret
= 0; /* avoid warning */
4214 case TARGET_NR_read
:
4218 if (!(p
= lock_user(VERIFY_WRITE
, arg2
, arg3
, 0)))
4220 ret
= get_errno(read(arg1
, p
, arg3
));
4221 unlock_user(p
, arg2
, ret
);
4224 case TARGET_NR_write
:
4225 if (!(p
= lock_user(VERIFY_READ
, arg2
, arg3
, 1)))
4227 ret
= get_errno(write(arg1
, p
, arg3
));
4228 unlock_user(p
, arg2
, 0);
4230 case TARGET_NR_open
:
4231 if (!(p
= lock_user_string(arg1
)))
4233 ret
= get_errno(open(path(p
),
4234 target_to_host_bitmask(arg2
, fcntl_flags_tbl
),
4236 unlock_user(p
, arg1
, 0);
4238 #if defined(TARGET_NR_openat) && defined(__NR_openat)
4239 case TARGET_NR_openat
:
4240 if (!(p
= lock_user_string(arg2
)))
4242 ret
= get_errno(sys_openat(arg1
,
4244 target_to_host_bitmask(arg3
, fcntl_flags_tbl
),
4246 unlock_user(p
, arg2
, 0);
4249 case TARGET_NR_close
:
4250 ret
= get_errno(close(arg1
));
4255 case TARGET_NR_fork
:
4256 ret
= get_errno(do_fork(cpu_env
, SIGCHLD
, 0, 0, 0, 0));
4258 #ifdef TARGET_NR_waitpid
4259 case TARGET_NR_waitpid
:
4262 ret
= get_errno(waitpid(arg1
, &status
, arg3
));
4263 if (!is_error(ret
) && arg2
4264 && put_user_s32(host_to_target_waitstatus(status
), arg2
))
4269 #ifdef TARGET_NR_waitid
4270 case TARGET_NR_waitid
:
4274 ret
= get_errno(waitid(arg1
, arg2
, &info
, arg4
));
4275 if (!is_error(ret
) && arg3
&& info
.si_pid
!= 0) {
4276 if (!(p
= lock_user(VERIFY_WRITE
, arg3
, sizeof(target_siginfo_t
), 0)))
4278 host_to_target_siginfo(p
, &info
);
4279 unlock_user(p
, arg3
, sizeof(target_siginfo_t
));
4284 #ifdef TARGET_NR_creat /* not on alpha */
4285 case TARGET_NR_creat
:
4286 if (!(p
= lock_user_string(arg1
)))
4288 ret
= get_errno(creat(p
, arg2
));
4289 unlock_user(p
, arg1
, 0);
4292 case TARGET_NR_link
:
4295 p
= lock_user_string(arg1
);
4296 p2
= lock_user_string(arg2
);
4298 ret
= -TARGET_EFAULT
;
4300 ret
= get_errno(link(p
, p2
));
4301 unlock_user(p2
, arg2
, 0);
4302 unlock_user(p
, arg1
, 0);
4305 #if defined(TARGET_NR_linkat) && defined(__NR_linkat)
4306 case TARGET_NR_linkat
:
4311 p
= lock_user_string(arg2
);
4312 p2
= lock_user_string(arg4
);
4314 ret
= -TARGET_EFAULT
;
4316 ret
= get_errno(sys_linkat(arg1
, p
, arg3
, p2
, arg5
));
4317 unlock_user(p
, arg2
, 0);
4318 unlock_user(p2
, arg4
, 0);
4322 case TARGET_NR_unlink
:
4323 if (!(p
= lock_user_string(arg1
)))
4325 ret
= get_errno(unlink(p
));
4326 unlock_user(p
, arg1
, 0);
4328 #if defined(TARGET_NR_unlinkat) && defined(__NR_unlinkat)
4329 case TARGET_NR_unlinkat
:
4330 if (!(p
= lock_user_string(arg2
)))
4332 ret
= get_errno(sys_unlinkat(arg1
, p
, arg3
));
4333 unlock_user(p
, arg2
, 0);
4336 case TARGET_NR_execve
:
4338 char **argp
, **envp
;
4341 abi_ulong guest_argp
;
4342 abi_ulong guest_envp
;
4348 for (gp
= guest_argp
; gp
; gp
+= sizeof(abi_ulong
)) {
4349 if (get_user_ual(addr
, gp
))
4357 for (gp
= guest_envp
; gp
; gp
+= sizeof(abi_ulong
)) {
4358 if (get_user_ual(addr
, gp
))
4365 argp
= alloca((argc
+ 1) * sizeof(void *));
4366 envp
= alloca((envc
+ 1) * sizeof(void *));
4368 for (gp
= guest_argp
, q
= argp
; gp
;
4369 gp
+= sizeof(abi_ulong
), q
++) {
4370 if (get_user_ual(addr
, gp
))
4374 if (!(*q
= lock_user_string(addr
)))
4379 for (gp
= guest_envp
, q
= envp
; gp
;
4380 gp
+= sizeof(abi_ulong
), q
++) {
4381 if (get_user_ual(addr
, gp
))
4385 if (!(*q
= lock_user_string(addr
)))
4390 if (!(p
= lock_user_string(arg1
)))
4392 ret
= get_errno(execve(p
, argp
, envp
));
4393 unlock_user(p
, arg1
, 0);
4398 ret
= -TARGET_EFAULT
;
4401 for (gp
= guest_argp
, q
= argp
; *q
;
4402 gp
+= sizeof(abi_ulong
), q
++) {
4403 if (get_user_ual(addr
, gp
)
4406 unlock_user(*q
, addr
, 0);
4408 for (gp
= guest_envp
, q
= envp
; *q
;
4409 gp
+= sizeof(abi_ulong
), q
++) {
4410 if (get_user_ual(addr
, gp
)
4413 unlock_user(*q
, addr
, 0);
4417 case TARGET_NR_chdir
:
4418 if (!(p
= lock_user_string(arg1
)))
4420 ret
= get_errno(chdir(p
));
4421 unlock_user(p
, arg1
, 0);
4423 #ifdef TARGET_NR_time
4424 case TARGET_NR_time
:
4427 ret
= get_errno(time(&host_time
));
4430 && put_user_sal(host_time
, arg1
))
4435 case TARGET_NR_mknod
:
4436 if (!(p
= lock_user_string(arg1
)))
4438 ret
= get_errno(mknod(p
, arg2
, arg3
));
4439 unlock_user(p
, arg1
, 0);
4441 #if defined(TARGET_NR_mknodat) && defined(__NR_mknodat)
4442 case TARGET_NR_mknodat
:
4443 if (!(p
= lock_user_string(arg2
)))
4445 ret
= get_errno(sys_mknodat(arg1
, p
, arg3
, arg4
));
4446 unlock_user(p
, arg2
, 0);
4449 case TARGET_NR_chmod
:
4450 if (!(p
= lock_user_string(arg1
)))
4452 ret
= get_errno(chmod(p
, arg2
));
4453 unlock_user(p
, arg1
, 0);
4455 #ifdef TARGET_NR_break
4456 case TARGET_NR_break
:
4459 #ifdef TARGET_NR_oldstat
4460 case TARGET_NR_oldstat
:
4463 case TARGET_NR_lseek
:
4464 ret
= get_errno(lseek(arg1
, arg2
, arg3
));
4466 #ifdef TARGET_NR_getxpid
4467 case TARGET_NR_getxpid
:
4469 case TARGET_NR_getpid
:
4471 ret
= get_errno(getpid());
4473 case TARGET_NR_mount
:
4475 /* need to look at the data field */
4477 p
= lock_user_string(arg1
);
4478 p2
= lock_user_string(arg2
);
4479 p3
= lock_user_string(arg3
);
4480 if (!p
|| !p2
|| !p3
)
4481 ret
= -TARGET_EFAULT
;
4483 /* FIXME - arg5 should be locked, but it isn't clear how to
4484 * do that since it's not guaranteed to be a NULL-terminated
4488 ret
= get_errno(mount(p
, p2
, p3
, (unsigned long)arg4
, NULL
));
4490 ret
= get_errno(mount(p
, p2
, p3
, (unsigned long)arg4
, g2h(arg5
)));
4492 unlock_user(p
, arg1
, 0);
4493 unlock_user(p2
, arg2
, 0);
4494 unlock_user(p3
, arg3
, 0);
4497 #ifdef TARGET_NR_umount
4498 case TARGET_NR_umount
:
4499 if (!(p
= lock_user_string(arg1
)))
4501 ret
= get_errno(umount(p
));
4502 unlock_user(p
, arg1
, 0);
4505 #ifdef TARGET_NR_stime /* not on alpha */
4506 case TARGET_NR_stime
:
4509 if (get_user_sal(host_time
, arg1
))
4511 ret
= get_errno(stime(&host_time
));
4515 case TARGET_NR_ptrace
:
4517 #ifdef TARGET_NR_alarm /* not on alpha */
4518 case TARGET_NR_alarm
:
4522 #ifdef TARGET_NR_oldfstat
4523 case TARGET_NR_oldfstat
:
4526 #ifdef TARGET_NR_pause /* not on alpha */
4527 case TARGET_NR_pause
:
4528 ret
= get_errno(pause());
4531 #ifdef TARGET_NR_utime
4532 case TARGET_NR_utime
:
4534 struct utimbuf tbuf
, *host_tbuf
;
4535 struct target_utimbuf
*target_tbuf
;
4537 if (!lock_user_struct(VERIFY_READ
, target_tbuf
, arg2
, 1))
4539 tbuf
.actime
= tswapl(target_tbuf
->actime
);
4540 tbuf
.modtime
= tswapl(target_tbuf
->modtime
);
4541 unlock_user_struct(target_tbuf
, arg2
, 0);
4546 if (!(p
= lock_user_string(arg1
)))
4548 ret
= get_errno(utime(p
, host_tbuf
));
4549 unlock_user(p
, arg1
, 0);
4553 case TARGET_NR_utimes
:
4555 struct timeval
*tvp
, tv
[2];
4557 if (copy_from_user_timeval(&tv
[0], arg2
)
4558 || copy_from_user_timeval(&tv
[1],
4559 arg2
+ sizeof(struct target_timeval
)))
4565 if (!(p
= lock_user_string(arg1
)))
4567 ret
= get_errno(utimes(p
, tvp
));
4568 unlock_user(p
, arg1
, 0);
4571 #if defined(TARGET_NR_futimesat) && defined(__NR_futimesat)
4572 case TARGET_NR_futimesat
:
4574 struct timeval
*tvp
, tv
[2];
4576 if (copy_from_user_timeval(&tv
[0], arg3
)
4577 || copy_from_user_timeval(&tv
[1],
4578 arg3
+ sizeof(struct target_timeval
)))
4584 if (!(p
= lock_user_string(arg2
)))
4586 ret
= get_errno(sys_futimesat(arg1
, path(p
), tvp
));
4587 unlock_user(p
, arg2
, 0);
4591 #ifdef TARGET_NR_stty
4592 case TARGET_NR_stty
:
4595 #ifdef TARGET_NR_gtty
4596 case TARGET_NR_gtty
:
4599 case TARGET_NR_access
:
4600 if (!(p
= lock_user_string(arg1
)))
4602 ret
= get_errno(access(path(p
), arg2
));
4603 unlock_user(p
, arg1
, 0);
4605 #if defined(TARGET_NR_faccessat) && defined(__NR_faccessat)
4606 case TARGET_NR_faccessat
:
4607 if (!(p
= lock_user_string(arg2
)))
4609 ret
= get_errno(sys_faccessat(arg1
, p
, arg3
));
4610 unlock_user(p
, arg2
, 0);
4613 #ifdef TARGET_NR_nice /* not on alpha */
4614 case TARGET_NR_nice
:
4615 ret
= get_errno(nice(arg1
));
4618 #ifdef TARGET_NR_ftime
4619 case TARGET_NR_ftime
:
4622 case TARGET_NR_sync
:
4626 case TARGET_NR_kill
:
4627 ret
= get_errno(kill(arg1
, target_to_host_signal(arg2
)));
4629 case TARGET_NR_rename
:
4632 p
= lock_user_string(arg1
);
4633 p2
= lock_user_string(arg2
);
4635 ret
= -TARGET_EFAULT
;
4637 ret
= get_errno(rename(p
, p2
));
4638 unlock_user(p2
, arg2
, 0);
4639 unlock_user(p
, arg1
, 0);
4642 #if defined(TARGET_NR_renameat) && defined(__NR_renameat)
4643 case TARGET_NR_renameat
:
4646 p
= lock_user_string(arg2
);
4647 p2
= lock_user_string(arg4
);
4649 ret
= -TARGET_EFAULT
;
4651 ret
= get_errno(sys_renameat(arg1
, p
, arg3
, p2
));
4652 unlock_user(p2
, arg4
, 0);
4653 unlock_user(p
, arg2
, 0);
4657 case TARGET_NR_mkdir
:
4658 if (!(p
= lock_user_string(arg1
)))
4660 ret
= get_errno(mkdir(p
, arg2
));
4661 unlock_user(p
, arg1
, 0);
4663 #if defined(TARGET_NR_mkdirat) && defined(__NR_mkdirat)
4664 case TARGET_NR_mkdirat
:
4665 if (!(p
= lock_user_string(arg2
)))
4667 ret
= get_errno(sys_mkdirat(arg1
, p
, arg3
));
4668 unlock_user(p
, arg2
, 0);
4671 case TARGET_NR_rmdir
:
4672 if (!(p
= lock_user_string(arg1
)))
4674 ret
= get_errno(rmdir(p
));
4675 unlock_user(p
, arg1
, 0);
4678 ret
= get_errno(dup(arg1
));
4680 case TARGET_NR_pipe
:
4681 ret
= do_pipe(cpu_env
, arg1
, 0);
4683 #ifdef TARGET_NR_pipe2
4684 case TARGET_NR_pipe2
:
4685 ret
= do_pipe(cpu_env
, arg1
, arg2
);
4688 case TARGET_NR_times
:
4690 struct target_tms
*tmsp
;
4692 ret
= get_errno(times(&tms
));
4694 tmsp
= lock_user(VERIFY_WRITE
, arg1
, sizeof(struct target_tms
), 0);
4697 tmsp
->tms_utime
= tswapl(host_to_target_clock_t(tms
.tms_utime
));
4698 tmsp
->tms_stime
= tswapl(host_to_target_clock_t(tms
.tms_stime
));
4699 tmsp
->tms_cutime
= tswapl(host_to_target_clock_t(tms
.tms_cutime
));
4700 tmsp
->tms_cstime
= tswapl(host_to_target_clock_t(tms
.tms_cstime
));
4703 ret
= host_to_target_clock_t(ret
);
4706 #ifdef TARGET_NR_prof
4707 case TARGET_NR_prof
:
4710 #ifdef TARGET_NR_signal
4711 case TARGET_NR_signal
:
4714 case TARGET_NR_acct
:
4716 ret
= get_errno(acct(NULL
));
4718 if (!(p
= lock_user_string(arg1
)))
4720 ret
= get_errno(acct(path(p
)));
4721 unlock_user(p
, arg1
, 0);
4724 #ifdef TARGET_NR_umount2 /* not on alpha */
4725 case TARGET_NR_umount2
:
4726 if (!(p
= lock_user_string(arg1
)))
4728 ret
= get_errno(umount2(p
, arg2
));
4729 unlock_user(p
, arg1
, 0);
4732 #ifdef TARGET_NR_lock
4733 case TARGET_NR_lock
:
4736 case TARGET_NR_ioctl
:
4737 ret
= do_ioctl(arg1
, arg2
, arg3
);
4739 case TARGET_NR_fcntl
:
4740 ret
= do_fcntl(arg1
, arg2
, arg3
);
4742 #ifdef TARGET_NR_mpx
4746 case TARGET_NR_setpgid
:
4747 ret
= get_errno(setpgid(arg1
, arg2
));
4749 #ifdef TARGET_NR_ulimit
4750 case TARGET_NR_ulimit
:
4753 #ifdef TARGET_NR_oldolduname
4754 case TARGET_NR_oldolduname
:
4757 case TARGET_NR_umask
:
4758 ret
= get_errno(umask(arg1
));
4760 case TARGET_NR_chroot
:
4761 if (!(p
= lock_user_string(arg1
)))
4763 ret
= get_errno(chroot(p
));
4764 unlock_user(p
, arg1
, 0);
4766 case TARGET_NR_ustat
:
4768 case TARGET_NR_dup2
:
4769 ret
= get_errno(dup2(arg1
, arg2
));
4771 #if defined(CONFIG_DUP3) && defined(TARGET_NR_dup3)
4772 case TARGET_NR_dup3
:
4773 ret
= get_errno(dup3(arg1
, arg2
, arg3
));
4776 #ifdef TARGET_NR_getppid /* not on alpha */
4777 case TARGET_NR_getppid
:
4778 ret
= get_errno(getppid());
4781 case TARGET_NR_getpgrp
:
4782 ret
= get_errno(getpgrp());
4784 case TARGET_NR_setsid
:
4785 ret
= get_errno(setsid());
4787 #ifdef TARGET_NR_sigaction
4788 case TARGET_NR_sigaction
:
4790 #if defined(TARGET_ALPHA)
4791 struct target_sigaction act
, oact
, *pact
= 0;
4792 struct target_old_sigaction
*old_act
;
4794 if (!lock_user_struct(VERIFY_READ
, old_act
, arg2
, 1))
4796 act
._sa_handler
= old_act
->_sa_handler
;
4797 target_siginitset(&act
.sa_mask
, old_act
->sa_mask
);
4798 act
.sa_flags
= old_act
->sa_flags
;
4799 act
.sa_restorer
= 0;
4800 unlock_user_struct(old_act
, arg2
, 0);
4803 ret
= get_errno(do_sigaction(arg1
, pact
, &oact
));
4804 if (!is_error(ret
) && arg3
) {
4805 if (!lock_user_struct(VERIFY_WRITE
, old_act
, arg3
, 0))
4807 old_act
->_sa_handler
= oact
._sa_handler
;
4808 old_act
->sa_mask
= oact
.sa_mask
.sig
[0];
4809 old_act
->sa_flags
= oact
.sa_flags
;
4810 unlock_user_struct(old_act
, arg3
, 1);
4812 #elif defined(TARGET_MIPS)
4813 struct target_sigaction act
, oact
, *pact
, *old_act
;
4816 if (!lock_user_struct(VERIFY_READ
, old_act
, arg2
, 1))
4818 act
._sa_handler
= old_act
->_sa_handler
;
4819 target_siginitset(&act
.sa_mask
, old_act
->sa_mask
.sig
[0]);
4820 act
.sa_flags
= old_act
->sa_flags
;
4821 unlock_user_struct(old_act
, arg2
, 0);
4827 ret
= get_errno(do_sigaction(arg1
, pact
, &oact
));
4829 if (!is_error(ret
) && arg3
) {
4830 if (!lock_user_struct(VERIFY_WRITE
, old_act
, arg3
, 0))
4832 old_act
->_sa_handler
= oact
._sa_handler
;
4833 old_act
->sa_flags
= oact
.sa_flags
;
4834 old_act
->sa_mask
.sig
[0] = oact
.sa_mask
.sig
[0];
4835 old_act
->sa_mask
.sig
[1] = 0;
4836 old_act
->sa_mask
.sig
[2] = 0;
4837 old_act
->sa_mask
.sig
[3] = 0;
4838 unlock_user_struct(old_act
, arg3
, 1);
4841 struct target_old_sigaction
*old_act
;
4842 struct target_sigaction act
, oact
, *pact
;
4844 if (!lock_user_struct(VERIFY_READ
, old_act
, arg2
, 1))
4846 act
._sa_handler
= old_act
->_sa_handler
;
4847 target_siginitset(&act
.sa_mask
, old_act
->sa_mask
);
4848 act
.sa_flags
= old_act
->sa_flags
;
4849 act
.sa_restorer
= old_act
->sa_restorer
;
4850 unlock_user_struct(old_act
, arg2
, 0);
4855 ret
= get_errno(do_sigaction(arg1
, pact
, &oact
));
4856 if (!is_error(ret
) && arg3
) {
4857 if (!lock_user_struct(VERIFY_WRITE
, old_act
, arg3
, 0))
4859 old_act
->_sa_handler
= oact
._sa_handler
;
4860 old_act
->sa_mask
= oact
.sa_mask
.sig
[0];
4861 old_act
->sa_flags
= oact
.sa_flags
;
4862 old_act
->sa_restorer
= oact
.sa_restorer
;
4863 unlock_user_struct(old_act
, arg3
, 1);
4869 case TARGET_NR_rt_sigaction
:
4871 #if defined(TARGET_ALPHA)
4872 struct target_sigaction act
, oact
, *pact
= 0;
4873 struct target_rt_sigaction
*rt_act
;
4874 /* ??? arg4 == sizeof(sigset_t). */
4876 if (!lock_user_struct(VERIFY_READ
, rt_act
, arg2
, 1))
4878 act
._sa_handler
= rt_act
->_sa_handler
;
4879 act
.sa_mask
= rt_act
->sa_mask
;
4880 act
.sa_flags
= rt_act
->sa_flags
;
4881 act
.sa_restorer
= arg5
;
4882 unlock_user_struct(rt_act
, arg2
, 0);
4885 ret
= get_errno(do_sigaction(arg1
, pact
, &oact
));
4886 if (!is_error(ret
) && arg3
) {
4887 if (!lock_user_struct(VERIFY_WRITE
, rt_act
, arg3
, 0))
4889 rt_act
->_sa_handler
= oact
._sa_handler
;
4890 rt_act
->sa_mask
= oact
.sa_mask
;
4891 rt_act
->sa_flags
= oact
.sa_flags
;
4892 unlock_user_struct(rt_act
, arg3
, 1);
4895 struct target_sigaction
*act
;
4896 struct target_sigaction
*oact
;
4899 if (!lock_user_struct(VERIFY_READ
, act
, arg2
, 1))
4904 if (!lock_user_struct(VERIFY_WRITE
, oact
, arg3
, 0)) {
4905 ret
= -TARGET_EFAULT
;
4906 goto rt_sigaction_fail
;
4910 ret
= get_errno(do_sigaction(arg1
, act
, oact
));
4913 unlock_user_struct(act
, arg2
, 0);
4915 unlock_user_struct(oact
, arg3
, 1);
4919 #ifdef TARGET_NR_sgetmask /* not on alpha */
4920 case TARGET_NR_sgetmask
:
4923 abi_ulong target_set
;
4924 sigprocmask(0, NULL
, &cur_set
);
4925 host_to_target_old_sigset(&target_set
, &cur_set
);
4930 #ifdef TARGET_NR_ssetmask /* not on alpha */
4931 case TARGET_NR_ssetmask
:
4933 sigset_t set
, oset
, cur_set
;
4934 abi_ulong target_set
= arg1
;
4935 sigprocmask(0, NULL
, &cur_set
);
4936 target_to_host_old_sigset(&set
, &target_set
);
4937 sigorset(&set
, &set
, &cur_set
);
4938 sigprocmask(SIG_SETMASK
, &set
, &oset
);
4939 host_to_target_old_sigset(&target_set
, &oset
);
4944 #ifdef TARGET_NR_sigprocmask
4945 case TARGET_NR_sigprocmask
:
4948 sigset_t set
, oldset
, *set_ptr
;
4952 case TARGET_SIG_BLOCK
:
4955 case TARGET_SIG_UNBLOCK
:
4958 case TARGET_SIG_SETMASK
:
4962 ret
= -TARGET_EINVAL
;
4965 if (!(p
= lock_user(VERIFY_READ
, arg2
, sizeof(target_sigset_t
), 1)))
4967 target_to_host_old_sigset(&set
, p
);
4968 unlock_user(p
, arg2
, 0);
4974 ret
= get_errno(sigprocmask(arg1
, set_ptr
, &oldset
));
4975 if (!is_error(ret
) && arg3
) {
4976 if (!(p
= lock_user(VERIFY_WRITE
, arg3
, sizeof(target_sigset_t
), 0)))
4978 host_to_target_old_sigset(p
, &oldset
);
4979 unlock_user(p
, arg3
, sizeof(target_sigset_t
));
4984 case TARGET_NR_rt_sigprocmask
:
4987 sigset_t set
, oldset
, *set_ptr
;
4991 case TARGET_SIG_BLOCK
:
4994 case TARGET_SIG_UNBLOCK
:
4997 case TARGET_SIG_SETMASK
:
5001 ret
= -TARGET_EINVAL
;
5004 if (!(p
= lock_user(VERIFY_READ
, arg2
, sizeof(target_sigset_t
), 1)))
5006 target_to_host_sigset(&set
, p
);
5007 unlock_user(p
, arg2
, 0);
5013 ret
= get_errno(sigprocmask(how
, set_ptr
, &oldset
));
5014 if (!is_error(ret
) && arg3
) {
5015 if (!(p
= lock_user(VERIFY_WRITE
, arg3
, sizeof(target_sigset_t
), 0)))
5017 host_to_target_sigset(p
, &oldset
);
5018 unlock_user(p
, arg3
, sizeof(target_sigset_t
));
5022 #ifdef TARGET_NR_sigpending
5023 case TARGET_NR_sigpending
:
5026 ret
= get_errno(sigpending(&set
));
5027 if (!is_error(ret
)) {
5028 if (!(p
= lock_user(VERIFY_WRITE
, arg1
, sizeof(target_sigset_t
), 0)))
5030 host_to_target_old_sigset(p
, &set
);
5031 unlock_user(p
, arg1
, sizeof(target_sigset_t
));
5036 case TARGET_NR_rt_sigpending
:
5039 ret
= get_errno(sigpending(&set
));
5040 if (!is_error(ret
)) {
5041 if (!(p
= lock_user(VERIFY_WRITE
, arg1
, sizeof(target_sigset_t
), 0)))
5043 host_to_target_sigset(p
, &set
);
5044 unlock_user(p
, arg1
, sizeof(target_sigset_t
));
5048 #ifdef TARGET_NR_sigsuspend
5049 case TARGET_NR_sigsuspend
:
5052 if (!(p
= lock_user(VERIFY_READ
, arg1
, sizeof(target_sigset_t
), 1)))
5054 target_to_host_old_sigset(&set
, p
);
5055 unlock_user(p
, arg1
, 0);
5056 ret
= get_errno(sigsuspend(&set
));
5060 case TARGET_NR_rt_sigsuspend
:
5063 if (!(p
= lock_user(VERIFY_READ
, arg1
, sizeof(target_sigset_t
), 1)))
5065 target_to_host_sigset(&set
, p
);
5066 unlock_user(p
, arg1
, 0);
5067 ret
= get_errno(sigsuspend(&set
));
5070 case TARGET_NR_rt_sigtimedwait
:
5073 struct timespec uts
, *puts
;
5076 if (!(p
= lock_user(VERIFY_READ
, arg1
, sizeof(target_sigset_t
), 1)))
5078 target_to_host_sigset(&set
, p
);
5079 unlock_user(p
, arg1
, 0);
5082 target_to_host_timespec(puts
, arg3
);
5086 ret
= get_errno(sigtimedwait(&set
, &uinfo
, puts
));
5087 if (!is_error(ret
) && arg2
) {
5088 if (!(p
= lock_user(VERIFY_WRITE
, arg2
, sizeof(target_siginfo_t
), 0)))
5090 host_to_target_siginfo(p
, &uinfo
);
5091 unlock_user(p
, arg2
, sizeof(target_siginfo_t
));
5095 case TARGET_NR_rt_sigqueueinfo
:
5098 if (!(p
= lock_user(VERIFY_READ
, arg3
, sizeof(target_sigset_t
), 1)))
5100 target_to_host_siginfo(&uinfo
, p
);
5101 unlock_user(p
, arg1
, 0);
5102 ret
= get_errno(sys_rt_sigqueueinfo(arg1
, arg2
, &uinfo
));
5105 #ifdef TARGET_NR_sigreturn
5106 case TARGET_NR_sigreturn
:
5107 /* NOTE: ret is eax, so not transcoding must be done */
5108 ret
= do_sigreturn(cpu_env
);
5111 case TARGET_NR_rt_sigreturn
:
5112 /* NOTE: ret is eax, so not transcoding must be done */
5113 ret
= do_rt_sigreturn(cpu_env
);
5115 case TARGET_NR_sethostname
:
5116 if (!(p
= lock_user_string(arg1
)))
5118 ret
= get_errno(sethostname(p
, arg2
));
5119 unlock_user(p
, arg1
, 0);
5121 case TARGET_NR_setrlimit
:
5123 /* XXX: convert resource ? */
5124 int resource
= arg1
;
5125 struct target_rlimit
*target_rlim
;
5127 if (!lock_user_struct(VERIFY_READ
, target_rlim
, arg2
, 1))
5129 rlim
.rlim_cur
= tswapl(target_rlim
->rlim_cur
);
5130 rlim
.rlim_max
= tswapl(target_rlim
->rlim_max
);
5131 unlock_user_struct(target_rlim
, arg2
, 0);
5132 ret
= get_errno(setrlimit(resource
, &rlim
));
5135 case TARGET_NR_getrlimit
:
5137 /* XXX: convert resource ? */
5138 int resource
= arg1
;
5139 struct target_rlimit
*target_rlim
;
5142 ret
= get_errno(getrlimit(resource
, &rlim
));
5143 if (!is_error(ret
)) {
5144 if (!lock_user_struct(VERIFY_WRITE
, target_rlim
, arg2
, 0))
5146 target_rlim
->rlim_cur
= tswapl(rlim
.rlim_cur
);
5147 target_rlim
->rlim_max
= tswapl(rlim
.rlim_max
);
5148 unlock_user_struct(target_rlim
, arg2
, 1);
5152 case TARGET_NR_getrusage
:
5154 struct rusage rusage
;
5155 ret
= get_errno(getrusage(arg1
, &rusage
));
5156 if (!is_error(ret
)) {
5157 host_to_target_rusage(arg2
, &rusage
);
5161 case TARGET_NR_gettimeofday
:
5164 ret
= get_errno(gettimeofday(&tv
, NULL
));
5165 if (!is_error(ret
)) {
5166 if (copy_to_user_timeval(arg1
, &tv
))
5171 case TARGET_NR_settimeofday
:
5174 if (copy_from_user_timeval(&tv
, arg1
))
5176 ret
= get_errno(settimeofday(&tv
, NULL
));
5179 #ifdef TARGET_NR_select
5180 case TARGET_NR_select
:
5182 struct target_sel_arg_struct
*sel
;
5183 abi_ulong inp
, outp
, exp
, tvp
;
5186 if (!lock_user_struct(VERIFY_READ
, sel
, arg1
, 1))
5188 nsel
= tswapl(sel
->n
);
5189 inp
= tswapl(sel
->inp
);
5190 outp
= tswapl(sel
->outp
);
5191 exp
= tswapl(sel
->exp
);
5192 tvp
= tswapl(sel
->tvp
);
5193 unlock_user_struct(sel
, arg1
, 0);
5194 ret
= do_select(nsel
, inp
, outp
, exp
, tvp
);
5198 case TARGET_NR_symlink
:
5201 p
= lock_user_string(arg1
);
5202 p2
= lock_user_string(arg2
);
5204 ret
= -TARGET_EFAULT
;
5206 ret
= get_errno(symlink(p
, p2
));
5207 unlock_user(p2
, arg2
, 0);
5208 unlock_user(p
, arg1
, 0);
5211 #if defined(TARGET_NR_symlinkat) && defined(__NR_symlinkat)
5212 case TARGET_NR_symlinkat
:
5215 p
= lock_user_string(arg1
);
5216 p2
= lock_user_string(arg3
);
5218 ret
= -TARGET_EFAULT
;
5220 ret
= get_errno(sys_symlinkat(p
, arg2
, p2
));
5221 unlock_user(p2
, arg3
, 0);
5222 unlock_user(p
, arg1
, 0);
5226 #ifdef TARGET_NR_oldlstat
5227 case TARGET_NR_oldlstat
:
5230 case TARGET_NR_readlink
:
5233 p
= lock_user_string(arg1
);
5234 p2
= lock_user(VERIFY_WRITE
, arg2
, arg3
, 0);
5236 ret
= -TARGET_EFAULT
;
5238 if (strncmp((const char *)p
, "/proc/self/exe", 14) == 0) {
5239 char real
[PATH_MAX
];
5240 temp
= realpath(exec_path
,real
);
5241 ret
= (temp
==NULL
) ? get_errno(-1) : strlen(real
) ;
5242 snprintf((char *)p2
, arg3
, "%s", real
);
5245 ret
= get_errno(readlink(path(p
), p2
, arg3
));
5247 unlock_user(p2
, arg2
, ret
);
5248 unlock_user(p
, arg1
, 0);
5251 #if defined(TARGET_NR_readlinkat) && defined(__NR_readlinkat)
5252 case TARGET_NR_readlinkat
:
5255 p
= lock_user_string(arg2
);
5256 p2
= lock_user(VERIFY_WRITE
, arg3
, arg4
, 0);
5258 ret
= -TARGET_EFAULT
;
5260 ret
= get_errno(sys_readlinkat(arg1
, path(p
), p2
, arg4
));
5261 unlock_user(p2
, arg3
, ret
);
5262 unlock_user(p
, arg2
, 0);
5266 #ifdef TARGET_NR_uselib
5267 case TARGET_NR_uselib
:
5270 #ifdef TARGET_NR_swapon
5271 case TARGET_NR_swapon
:
5272 if (!(p
= lock_user_string(arg1
)))
5274 ret
= get_errno(swapon(p
, arg2
));
5275 unlock_user(p
, arg1
, 0);
5278 case TARGET_NR_reboot
:
5280 #ifdef TARGET_NR_readdir
5281 case TARGET_NR_readdir
:
5284 #ifdef TARGET_NR_mmap
5285 case TARGET_NR_mmap
:
5286 #if (defined(TARGET_I386) && defined(TARGET_ABI32)) || defined(TARGET_ARM) || defined(TARGET_M68K) || defined(TARGET_CRIS) || defined(TARGET_MICROBLAZE)
5289 abi_ulong v1
, v2
, v3
, v4
, v5
, v6
;
5290 if (!(v
= lock_user(VERIFY_READ
, arg1
, 6 * sizeof(abi_ulong
), 1)))
5298 unlock_user(v
, arg1
, 0);
5299 ret
= get_errno(target_mmap(v1
, v2
, v3
,
5300 target_to_host_bitmask(v4
, mmap_flags_tbl
),
5304 ret
= get_errno(target_mmap(arg1
, arg2
, arg3
,
5305 target_to_host_bitmask(arg4
, mmap_flags_tbl
),
5311 #ifdef TARGET_NR_mmap2
5312 case TARGET_NR_mmap2
:
5314 #define MMAP_SHIFT 12
5316 ret
= get_errno(target_mmap(arg1
, arg2
, arg3
,
5317 target_to_host_bitmask(arg4
, mmap_flags_tbl
),
5319 arg6
<< MMAP_SHIFT
));
5322 case TARGET_NR_munmap
:
5323 ret
= get_errno(target_munmap(arg1
, arg2
));
5325 case TARGET_NR_mprotect
:
5326 ret
= get_errno(target_mprotect(arg1
, arg2
, arg3
));
5328 #ifdef TARGET_NR_mremap
5329 case TARGET_NR_mremap
:
5330 ret
= get_errno(target_mremap(arg1
, arg2
, arg3
, arg4
, arg5
));
5333 /* ??? msync/mlock/munlock are broken for softmmu. */
5334 #ifdef TARGET_NR_msync
5335 case TARGET_NR_msync
:
5336 ret
= get_errno(msync(g2h(arg1
), arg2
, arg3
));
5339 #ifdef TARGET_NR_mlock
5340 case TARGET_NR_mlock
:
5341 ret
= get_errno(mlock(g2h(arg1
), arg2
));
5344 #ifdef TARGET_NR_munlock
5345 case TARGET_NR_munlock
:
5346 ret
= get_errno(munlock(g2h(arg1
), arg2
));
5349 #ifdef TARGET_NR_mlockall
5350 case TARGET_NR_mlockall
:
5351 ret
= get_errno(mlockall(arg1
));
5354 #ifdef TARGET_NR_munlockall
5355 case TARGET_NR_munlockall
:
5356 ret
= get_errno(munlockall());
5359 case TARGET_NR_truncate
:
5360 if (!(p
= lock_user_string(arg1
)))
5362 ret
= get_errno(truncate(p
, arg2
));
5363 unlock_user(p
, arg1
, 0);
5365 case TARGET_NR_ftruncate
:
5366 ret
= get_errno(ftruncate(arg1
, arg2
));
5368 case TARGET_NR_fchmod
:
5369 ret
= get_errno(fchmod(arg1
, arg2
));
5371 #if defined(TARGET_NR_fchmodat) && defined(__NR_fchmodat)
5372 case TARGET_NR_fchmodat
:
5373 if (!(p
= lock_user_string(arg2
)))
5375 ret
= get_errno(sys_fchmodat(arg1
, p
, arg3
));
5376 unlock_user(p
, arg2
, 0);
5379 case TARGET_NR_getpriority
:
5380 /* libc does special remapping of the return value of
5381 * sys_getpriority() so it's just easiest to call
5382 * sys_getpriority() directly rather than through libc. */
5383 ret
= get_errno(sys_getpriority(arg1
, arg2
));
5385 case TARGET_NR_setpriority
:
5386 ret
= get_errno(setpriority(arg1
, arg2
, arg3
));
5388 #ifdef TARGET_NR_profil
5389 case TARGET_NR_profil
:
5392 case TARGET_NR_statfs
:
5393 if (!(p
= lock_user_string(arg1
)))
5395 ret
= get_errno(statfs(path(p
), &stfs
));
5396 unlock_user(p
, arg1
, 0);
5398 if (!is_error(ret
)) {
5399 struct target_statfs
*target_stfs
;
5401 if (!lock_user_struct(VERIFY_WRITE
, target_stfs
, arg2
, 0))
5403 __put_user(stfs
.f_type
, &target_stfs
->f_type
);
5404 __put_user(stfs
.f_bsize
, &target_stfs
->f_bsize
);
5405 __put_user(stfs
.f_blocks
, &target_stfs
->f_blocks
);
5406 __put_user(stfs
.f_bfree
, &target_stfs
->f_bfree
);
5407 __put_user(stfs
.f_bavail
, &target_stfs
->f_bavail
);
5408 __put_user(stfs
.f_files
, &target_stfs
->f_files
);
5409 __put_user(stfs
.f_ffree
, &target_stfs
->f_ffree
);
5410 __put_user(stfs
.f_fsid
.__val
[0], &target_stfs
->f_fsid
.val
[0]);
5411 __put_user(stfs
.f_fsid
.__val
[1], &target_stfs
->f_fsid
.val
[1]);
5412 __put_user(stfs
.f_namelen
, &target_stfs
->f_namelen
);
5413 unlock_user_struct(target_stfs
, arg2
, 1);
5416 case TARGET_NR_fstatfs
:
5417 ret
= get_errno(fstatfs(arg1
, &stfs
));
5418 goto convert_statfs
;
5419 #ifdef TARGET_NR_statfs64
5420 case TARGET_NR_statfs64
:
5421 if (!(p
= lock_user_string(arg1
)))
5423 ret
= get_errno(statfs(path(p
), &stfs
));
5424 unlock_user(p
, arg1
, 0);
5426 if (!is_error(ret
)) {
5427 struct target_statfs64
*target_stfs
;
5429 if (!lock_user_struct(VERIFY_WRITE
, target_stfs
, arg3
, 0))
5431 __put_user(stfs
.f_type
, &target_stfs
->f_type
);
5432 __put_user(stfs
.f_bsize
, &target_stfs
->f_bsize
);
5433 __put_user(stfs
.f_blocks
, &target_stfs
->f_blocks
);
5434 __put_user(stfs
.f_bfree
, &target_stfs
->f_bfree
);
5435 __put_user(stfs
.f_bavail
, &target_stfs
->f_bavail
);
5436 __put_user(stfs
.f_files
, &target_stfs
->f_files
);
5437 __put_user(stfs
.f_ffree
, &target_stfs
->f_ffree
);
5438 __put_user(stfs
.f_fsid
.__val
[0], &target_stfs
->f_fsid
.val
[0]);
5439 __put_user(stfs
.f_fsid
.__val
[1], &target_stfs
->f_fsid
.val
[1]);
5440 __put_user(stfs
.f_namelen
, &target_stfs
->f_namelen
);
5441 unlock_user_struct(target_stfs
, arg3
, 1);
5444 case TARGET_NR_fstatfs64
:
5445 ret
= get_errno(fstatfs(arg1
, &stfs
));
5446 goto convert_statfs64
;
5448 #ifdef TARGET_NR_ioperm
5449 case TARGET_NR_ioperm
:
5452 #ifdef TARGET_NR_socketcall
5453 case TARGET_NR_socketcall
:
5454 ret
= do_socketcall(arg1
, arg2
);
5457 #ifdef TARGET_NR_accept
5458 case TARGET_NR_accept
:
5459 ret
= do_accept(arg1
, arg2
, arg3
);
5462 #ifdef TARGET_NR_bind
5463 case TARGET_NR_bind
:
5464 ret
= do_bind(arg1
, arg2
, arg3
);
5467 #ifdef TARGET_NR_connect
5468 case TARGET_NR_connect
:
5469 ret
= do_connect(arg1
, arg2
, arg3
);
5472 #ifdef TARGET_NR_getpeername
5473 case TARGET_NR_getpeername
:
5474 ret
= do_getpeername(arg1
, arg2
, arg3
);
5477 #ifdef TARGET_NR_getsockname
5478 case TARGET_NR_getsockname
:
5479 ret
= do_getsockname(arg1
, arg2
, arg3
);
5482 #ifdef TARGET_NR_getsockopt
5483 case TARGET_NR_getsockopt
:
5484 ret
= do_getsockopt(arg1
, arg2
, arg3
, arg4
, arg5
);
5487 #ifdef TARGET_NR_listen
5488 case TARGET_NR_listen
:
5489 ret
= get_errno(listen(arg1
, arg2
));
5492 #ifdef TARGET_NR_recv
5493 case TARGET_NR_recv
:
5494 ret
= do_recvfrom(arg1
, arg2
, arg3
, arg4
, 0, 0);
5497 #ifdef TARGET_NR_recvfrom
5498 case TARGET_NR_recvfrom
:
5499 ret
= do_recvfrom(arg1
, arg2
, arg3
, arg4
, arg5
, arg6
);
5502 #ifdef TARGET_NR_recvmsg
5503 case TARGET_NR_recvmsg
:
5504 ret
= do_sendrecvmsg(arg1
, arg2
, arg3
, 0);
5507 #ifdef TARGET_NR_send
5508 case TARGET_NR_send
:
5509 ret
= do_sendto(arg1
, arg2
, arg3
, arg4
, 0, 0);
5512 #ifdef TARGET_NR_sendmsg
5513 case TARGET_NR_sendmsg
:
5514 ret
= do_sendrecvmsg(arg1
, arg2
, arg3
, 1);
5517 #ifdef TARGET_NR_sendto
5518 case TARGET_NR_sendto
:
5519 ret
= do_sendto(arg1
, arg2
, arg3
, arg4
, arg5
, arg6
);
5522 #ifdef TARGET_NR_shutdown
5523 case TARGET_NR_shutdown
:
5524 ret
= get_errno(shutdown(arg1
, arg2
));
5527 #ifdef TARGET_NR_socket
5528 case TARGET_NR_socket
:
5529 ret
= do_socket(arg1
, arg2
, arg3
);
5532 #ifdef TARGET_NR_socketpair
5533 case TARGET_NR_socketpair
:
5534 ret
= do_socketpair(arg1
, arg2
, arg3
, arg4
);
5537 #ifdef TARGET_NR_setsockopt
5538 case TARGET_NR_setsockopt
:
5539 ret
= do_setsockopt(arg1
, arg2
, arg3
, arg4
, (socklen_t
) arg5
);
5543 case TARGET_NR_syslog
:
5544 if (!(p
= lock_user_string(arg2
)))
5546 ret
= get_errno(sys_syslog((int)arg1
, p
, (int)arg3
));
5547 unlock_user(p
, arg2
, 0);
5550 case TARGET_NR_setitimer
:
5552 struct itimerval value
, ovalue
, *pvalue
;
5556 if (copy_from_user_timeval(&pvalue
->it_interval
, arg2
)
5557 || copy_from_user_timeval(&pvalue
->it_value
,
5558 arg2
+ sizeof(struct target_timeval
)))
5563 ret
= get_errno(setitimer(arg1
, pvalue
, &ovalue
));
5564 if (!is_error(ret
) && arg3
) {
5565 if (copy_to_user_timeval(arg3
,
5566 &ovalue
.it_interval
)
5567 || copy_to_user_timeval(arg3
+ sizeof(struct target_timeval
),
5573 case TARGET_NR_getitimer
:
5575 struct itimerval value
;
5577 ret
= get_errno(getitimer(arg1
, &value
));
5578 if (!is_error(ret
) && arg2
) {
5579 if (copy_to_user_timeval(arg2
,
5581 || copy_to_user_timeval(arg2
+ sizeof(struct target_timeval
),
5587 case TARGET_NR_stat
:
5588 if (!(p
= lock_user_string(arg1
)))
5590 ret
= get_errno(stat(path(p
), &st
));
5591 unlock_user(p
, arg1
, 0);
5593 case TARGET_NR_lstat
:
5594 if (!(p
= lock_user_string(arg1
)))
5596 ret
= get_errno(lstat(path(p
), &st
));
5597 unlock_user(p
, arg1
, 0);
5599 case TARGET_NR_fstat
:
5601 ret
= get_errno(fstat(arg1
, &st
));
5603 if (!is_error(ret
)) {
5604 struct target_stat
*target_st
;
5606 if (!lock_user_struct(VERIFY_WRITE
, target_st
, arg2
, 0))
5608 memset(target_st
, 0, sizeof(*target_st
));
5609 __put_user(st
.st_dev
, &target_st
->st_dev
);
5610 __put_user(st
.st_ino
, &target_st
->st_ino
);
5611 __put_user(st
.st_mode
, &target_st
->st_mode
);
5612 __put_user(st
.st_uid
, &target_st
->st_uid
);
5613 __put_user(st
.st_gid
, &target_st
->st_gid
);
5614 __put_user(st
.st_nlink
, &target_st
->st_nlink
);
5615 __put_user(st
.st_rdev
, &target_st
->st_rdev
);
5616 __put_user(st
.st_size
, &target_st
->st_size
);
5617 __put_user(st
.st_blksize
, &target_st
->st_blksize
);
5618 __put_user(st
.st_blocks
, &target_st
->st_blocks
);
5619 __put_user(st
.st_atime
, &target_st
->target_st_atime
);
5620 __put_user(st
.st_mtime
, &target_st
->target_st_mtime
);
5621 __put_user(st
.st_ctime
, &target_st
->target_st_ctime
);
5622 unlock_user_struct(target_st
, arg2
, 1);
5626 #ifdef TARGET_NR_olduname
5627 case TARGET_NR_olduname
:
5630 #ifdef TARGET_NR_iopl
5631 case TARGET_NR_iopl
:
5634 case TARGET_NR_vhangup
:
5635 ret
= get_errno(vhangup());
5637 #ifdef TARGET_NR_idle
5638 case TARGET_NR_idle
:
5641 #ifdef TARGET_NR_syscall
5642 case TARGET_NR_syscall
:
5643 ret
= do_syscall(cpu_env
,arg1
& 0xffff,arg2
,arg3
,arg4
,arg5
,arg6
,0);
5646 case TARGET_NR_wait4
:
5649 abi_long status_ptr
= arg2
;
5650 struct rusage rusage
, *rusage_ptr
;
5651 abi_ulong target_rusage
= arg4
;
5653 rusage_ptr
= &rusage
;
5656 ret
= get_errno(wait4(arg1
, &status
, arg3
, rusage_ptr
));
5657 if (!is_error(ret
)) {
5659 status
= host_to_target_waitstatus(status
);
5660 if (put_user_s32(status
, status_ptr
))
5664 host_to_target_rusage(target_rusage
, &rusage
);
5668 #ifdef TARGET_NR_swapoff
5669 case TARGET_NR_swapoff
:
5670 if (!(p
= lock_user_string(arg1
)))
5672 ret
= get_errno(swapoff(p
));
5673 unlock_user(p
, arg1
, 0);
5676 case TARGET_NR_sysinfo
:
5678 struct target_sysinfo
*target_value
;
5679 struct sysinfo value
;
5680 ret
= get_errno(sysinfo(&value
));
5681 if (!is_error(ret
) && arg1
)
5683 if (!lock_user_struct(VERIFY_WRITE
, target_value
, arg1
, 0))
5685 __put_user(value
.uptime
, &target_value
->uptime
);
5686 __put_user(value
.loads
[0], &target_value
->loads
[0]);
5687 __put_user(value
.loads
[1], &target_value
->loads
[1]);
5688 __put_user(value
.loads
[2], &target_value
->loads
[2]);
5689 __put_user(value
.totalram
, &target_value
->totalram
);
5690 __put_user(value
.freeram
, &target_value
->freeram
);
5691 __put_user(value
.sharedram
, &target_value
->sharedram
);
5692 __put_user(value
.bufferram
, &target_value
->bufferram
);
5693 __put_user(value
.totalswap
, &target_value
->totalswap
);
5694 __put_user(value
.freeswap
, &target_value
->freeswap
);
5695 __put_user(value
.procs
, &target_value
->procs
);
5696 __put_user(value
.totalhigh
, &target_value
->totalhigh
);
5697 __put_user(value
.freehigh
, &target_value
->freehigh
);
5698 __put_user(value
.mem_unit
, &target_value
->mem_unit
);
5699 unlock_user_struct(target_value
, arg1
, 1);
5703 #ifdef TARGET_NR_ipc
5705 ret
= do_ipc(arg1
, arg2
, arg3
, arg4
, arg5
, arg6
);
5708 #ifdef TARGET_NR_semget
5709 case TARGET_NR_semget
:
5710 ret
= get_errno(semget(arg1
, arg2
, arg3
));
5713 #ifdef TARGET_NR_semop
5714 case TARGET_NR_semop
:
5715 ret
= get_errno(do_semop(arg1
, arg2
, arg3
));
5718 #ifdef TARGET_NR_semctl
5719 case TARGET_NR_semctl
:
5720 ret
= do_semctl(arg1
, arg2
, arg3
, (union target_semun
)(abi_ulong
)arg4
);
5723 #ifdef TARGET_NR_msgctl
5724 case TARGET_NR_msgctl
:
5725 ret
= do_msgctl(arg1
, arg2
, arg3
);
5728 #ifdef TARGET_NR_msgget
5729 case TARGET_NR_msgget
:
5730 ret
= get_errno(msgget(arg1
, arg2
));
5733 #ifdef TARGET_NR_msgrcv
5734 case TARGET_NR_msgrcv
:
5735 ret
= do_msgrcv(arg1
, arg2
, arg3
, arg4
, arg5
);
5738 #ifdef TARGET_NR_msgsnd
5739 case TARGET_NR_msgsnd
:
5740 ret
= do_msgsnd(arg1
, arg2
, arg3
, arg4
);
5743 #ifdef TARGET_NR_shmget
5744 case TARGET_NR_shmget
:
5745 ret
= get_errno(shmget(arg1
, arg2
, arg3
));
5748 #ifdef TARGET_NR_shmctl
5749 case TARGET_NR_shmctl
:
5750 ret
= do_shmctl(arg1
, arg2
, arg3
);
5753 #ifdef TARGET_NR_shmat
5754 case TARGET_NR_shmat
:
5755 ret
= do_shmat(arg1
, arg2
, arg3
);
5758 #ifdef TARGET_NR_shmdt
5759 case TARGET_NR_shmdt
:
5760 ret
= do_shmdt(arg1
);
5763 case TARGET_NR_fsync
:
5764 ret
= get_errno(fsync(arg1
));
5766 case TARGET_NR_clone
:
5767 #if defined(TARGET_SH4)
5768 ret
= get_errno(do_fork(cpu_env
, arg1
, arg2
, arg3
, arg5
, arg4
));
5769 #elif defined(TARGET_CRIS)
5770 ret
= get_errno(do_fork(cpu_env
, arg2
, arg1
, arg3
, arg4
, arg5
));
5772 ret
= get_errno(do_fork(cpu_env
, arg1
, arg2
, arg3
, arg4
, arg5
));
5775 #ifdef __NR_exit_group
5776 /* new thread calls */
5777 case TARGET_NR_exit_group
:
5781 gdb_exit(cpu_env
, arg1
);
5782 ret
= get_errno(exit_group(arg1
));
5785 case TARGET_NR_setdomainname
:
5786 if (!(p
= lock_user_string(arg1
)))
5788 ret
= get_errno(setdomainname(p
, arg2
));
5789 unlock_user(p
, arg1
, 0);
5791 case TARGET_NR_uname
:
5792 /* no need to transcode because we use the linux syscall */
5794 struct new_utsname
* buf
;
5796 if (!lock_user_struct(VERIFY_WRITE
, buf
, arg1
, 0))
5798 ret
= get_errno(sys_uname(buf
));
5799 if (!is_error(ret
)) {
5800 /* Overrite the native machine name with whatever is being
5802 strcpy (buf
->machine
, cpu_to_uname_machine(cpu_env
));
5803 /* Allow the user to override the reported release. */
5804 if (qemu_uname_release
&& *qemu_uname_release
)
5805 strcpy (buf
->release
, qemu_uname_release
);
5807 unlock_user_struct(buf
, arg1
, 1);
5811 case TARGET_NR_modify_ldt
:
5812 ret
= do_modify_ldt(cpu_env
, arg1
, arg2
, arg3
);
5814 #if !defined(TARGET_X86_64)
5815 case TARGET_NR_vm86old
:
5817 case TARGET_NR_vm86
:
5818 ret
= do_vm86(cpu_env
, arg1
, arg2
);
5822 case TARGET_NR_adjtimex
:
5824 #ifdef TARGET_NR_create_module
5825 case TARGET_NR_create_module
:
5827 case TARGET_NR_init_module
:
5828 case TARGET_NR_delete_module
:
5829 #ifdef TARGET_NR_get_kernel_syms
5830 case TARGET_NR_get_kernel_syms
:
5833 case TARGET_NR_quotactl
:
5835 case TARGET_NR_getpgid
:
5836 ret
= get_errno(getpgid(arg1
));
5838 case TARGET_NR_fchdir
:
5839 ret
= get_errno(fchdir(arg1
));
5841 #ifdef TARGET_NR_bdflush /* not on x86_64 */
5842 case TARGET_NR_bdflush
:
5845 #ifdef TARGET_NR_sysfs
5846 case TARGET_NR_sysfs
:
5849 case TARGET_NR_personality
:
5850 ret
= get_errno(personality(arg1
));
5852 #ifdef TARGET_NR_afs_syscall
5853 case TARGET_NR_afs_syscall
:
5856 #ifdef TARGET_NR__llseek /* Not on alpha */
5857 case TARGET_NR__llseek
:
5859 #if defined (__x86_64__)
5860 ret
= get_errno(lseek(arg1
, ((uint64_t )arg2
<< 32) | arg3
, arg5
));
5861 if (put_user_s64(ret
, arg4
))
5865 ret
= get_errno(_llseek(arg1
, arg2
, arg3
, &res
, arg5
));
5866 if (put_user_s64(res
, arg4
))
5872 case TARGET_NR_getdents
:
5873 #if TARGET_ABI_BITS == 32 && HOST_LONG_BITS == 64
5875 struct target_dirent
*target_dirp
;
5876 struct linux_dirent
*dirp
;
5877 abi_long count
= arg3
;
5879 dirp
= malloc(count
);
5881 ret
= -TARGET_ENOMEM
;
5885 ret
= get_errno(sys_getdents(arg1
, dirp
, count
));
5886 if (!is_error(ret
)) {
5887 struct linux_dirent
*de
;
5888 struct target_dirent
*tde
;
5890 int reclen
, treclen
;
5891 int count1
, tnamelen
;
5895 if (!(target_dirp
= lock_user(VERIFY_WRITE
, arg2
, count
, 0)))
5899 reclen
= de
->d_reclen
;
5900 treclen
= reclen
- (2 * (sizeof(long) - sizeof(abi_long
)));
5901 tde
->d_reclen
= tswap16(treclen
);
5902 tde
->d_ino
= tswapl(de
->d_ino
);
5903 tde
->d_off
= tswapl(de
->d_off
);
5904 tnamelen
= treclen
- (2 * sizeof(abi_long
) + 2);
5907 /* XXX: may not be correct */
5908 pstrcpy(tde
->d_name
, tnamelen
, de
->d_name
);
5909 de
= (struct linux_dirent
*)((char *)de
+ reclen
);
5911 tde
= (struct target_dirent
*)((char *)tde
+ treclen
);
5915 unlock_user(target_dirp
, arg2
, ret
);
5921 struct linux_dirent
*dirp
;
5922 abi_long count
= arg3
;
5924 if (!(dirp
= lock_user(VERIFY_WRITE
, arg2
, count
, 0)))
5926 ret
= get_errno(sys_getdents(arg1
, dirp
, count
));
5927 if (!is_error(ret
)) {
5928 struct linux_dirent
*de
;
5933 reclen
= de
->d_reclen
;
5936 de
->d_reclen
= tswap16(reclen
);
5937 tswapls(&de
->d_ino
);
5938 tswapls(&de
->d_off
);
5939 de
= (struct linux_dirent
*)((char *)de
+ reclen
);
5943 unlock_user(dirp
, arg2
, ret
);
5947 #if defined(TARGET_NR_getdents64) && defined(__NR_getdents64)
5948 case TARGET_NR_getdents64
:
5950 struct linux_dirent64
*dirp
;
5951 abi_long count
= arg3
;
5952 if (!(dirp
= lock_user(VERIFY_WRITE
, arg2
, count
, 0)))
5954 ret
= get_errno(sys_getdents64(arg1
, dirp
, count
));
5955 if (!is_error(ret
)) {
5956 struct linux_dirent64
*de
;
5961 reclen
= de
->d_reclen
;
5964 de
->d_reclen
= tswap16(reclen
);
5965 tswap64s((uint64_t *)&de
->d_ino
);
5966 tswap64s((uint64_t *)&de
->d_off
);
5967 de
= (struct linux_dirent64
*)((char *)de
+ reclen
);
5971 unlock_user(dirp
, arg2
, ret
);
5974 #endif /* TARGET_NR_getdents64 */
5975 #ifdef TARGET_NR__newselect
5976 case TARGET_NR__newselect
:
5977 ret
= do_select(arg1
, arg2
, arg3
, arg4
, arg5
);
5980 #ifdef TARGET_NR_poll
5981 case TARGET_NR_poll
:
5983 struct target_pollfd
*target_pfd
;
5984 unsigned int nfds
= arg2
;
5989 target_pfd
= lock_user(VERIFY_WRITE
, arg1
, sizeof(struct target_pollfd
) * nfds
, 1);
5992 pfd
= alloca(sizeof(struct pollfd
) * nfds
);
5993 for(i
= 0; i
< nfds
; i
++) {
5994 pfd
[i
].fd
= tswap32(target_pfd
[i
].fd
);
5995 pfd
[i
].events
= tswap16(target_pfd
[i
].events
);
5997 ret
= get_errno(poll(pfd
, nfds
, timeout
));
5998 if (!is_error(ret
)) {
5999 for(i
= 0; i
< nfds
; i
++) {
6000 target_pfd
[i
].revents
= tswap16(pfd
[i
].revents
);
6002 ret
+= nfds
* (sizeof(struct target_pollfd
)
6003 - sizeof(struct pollfd
));
6005 unlock_user(target_pfd
, arg1
, ret
);
6009 case TARGET_NR_flock
:
6010 /* NOTE: the flock constant seems to be the same for every
6012 ret
= get_errno(flock(arg1
, arg2
));
6014 case TARGET_NR_readv
:
6019 vec
= alloca(count
* sizeof(struct iovec
));
6020 if (lock_iovec(VERIFY_WRITE
, vec
, arg2
, count
, 0) < 0)
6022 ret
= get_errno(readv(arg1
, vec
, count
));
6023 unlock_iovec(vec
, arg2
, count
, 1);
6026 case TARGET_NR_writev
:
6031 vec
= alloca(count
* sizeof(struct iovec
));
6032 if (lock_iovec(VERIFY_READ
, vec
, arg2
, count
, 1) < 0)
6034 ret
= get_errno(writev(arg1
, vec
, count
));
6035 unlock_iovec(vec
, arg2
, count
, 0);
6038 case TARGET_NR_getsid
:
6039 ret
= get_errno(getsid(arg1
));
6041 #if defined(TARGET_NR_fdatasync) /* Not on alpha (osf_datasync ?) */
6042 case TARGET_NR_fdatasync
:
6043 ret
= get_errno(fdatasync(arg1
));
6046 case TARGET_NR__sysctl
:
6047 /* We don't implement this, but ENOTDIR is always a safe
6049 ret
= -TARGET_ENOTDIR
;
6051 case TARGET_NR_sched_setparam
:
6053 struct sched_param
*target_schp
;
6054 struct sched_param schp
;
6056 if (!lock_user_struct(VERIFY_READ
, target_schp
, arg2
, 1))
6058 schp
.sched_priority
= tswap32(target_schp
->sched_priority
);
6059 unlock_user_struct(target_schp
, arg2
, 0);
6060 ret
= get_errno(sched_setparam(arg1
, &schp
));
6063 case TARGET_NR_sched_getparam
:
6065 struct sched_param
*target_schp
;
6066 struct sched_param schp
;
6067 ret
= get_errno(sched_getparam(arg1
, &schp
));
6068 if (!is_error(ret
)) {
6069 if (!lock_user_struct(VERIFY_WRITE
, target_schp
, arg2
, 0))
6071 target_schp
->sched_priority
= tswap32(schp
.sched_priority
);
6072 unlock_user_struct(target_schp
, arg2
, 1);
6076 case TARGET_NR_sched_setscheduler
:
6078 struct sched_param
*target_schp
;
6079 struct sched_param schp
;
6080 if (!lock_user_struct(VERIFY_READ
, target_schp
, arg3
, 1))
6082 schp
.sched_priority
= tswap32(target_schp
->sched_priority
);
6083 unlock_user_struct(target_schp
, arg3
, 0);
6084 ret
= get_errno(sched_setscheduler(arg1
, arg2
, &schp
));
6087 case TARGET_NR_sched_getscheduler
:
6088 ret
= get_errno(sched_getscheduler(arg1
));
6090 case TARGET_NR_sched_yield
:
6091 ret
= get_errno(sched_yield());
6093 case TARGET_NR_sched_get_priority_max
:
6094 ret
= get_errno(sched_get_priority_max(arg1
));
6096 case TARGET_NR_sched_get_priority_min
:
6097 ret
= get_errno(sched_get_priority_min(arg1
));
6099 case TARGET_NR_sched_rr_get_interval
:
6102 ret
= get_errno(sched_rr_get_interval(arg1
, &ts
));
6103 if (!is_error(ret
)) {
6104 host_to_target_timespec(arg2
, &ts
);
6108 case TARGET_NR_nanosleep
:
6110 struct timespec req
, rem
;
6111 target_to_host_timespec(&req
, arg1
);
6112 ret
= get_errno(nanosleep(&req
, &rem
));
6113 if (is_error(ret
) && arg2
) {
6114 host_to_target_timespec(arg2
, &rem
);
6118 #ifdef TARGET_NR_query_module
6119 case TARGET_NR_query_module
:
6122 #ifdef TARGET_NR_nfsservctl
6123 case TARGET_NR_nfsservctl
:
6126 case TARGET_NR_prctl
:
6129 case PR_GET_PDEATHSIG
:
6132 ret
= get_errno(prctl(arg1
, &deathsig
, arg3
, arg4
, arg5
));
6133 if (!is_error(ret
) && arg2
6134 && put_user_ual(deathsig
, arg2
))
6139 ret
= get_errno(prctl(arg1
, arg2
, arg3
, arg4
, arg5
));
6143 #ifdef TARGET_NR_arch_prctl
6144 case TARGET_NR_arch_prctl
:
6145 #if defined(TARGET_I386) && !defined(TARGET_ABI32)
6146 ret
= do_arch_prctl(cpu_env
, arg1
, arg2
);
6152 #ifdef TARGET_NR_pread
6153 case TARGET_NR_pread
:
6155 if (((CPUARMState
*)cpu_env
)->eabi
)
6158 if (!(p
= lock_user(VERIFY_WRITE
, arg2
, arg3
, 0)))
6160 ret
= get_errno(pread(arg1
, p
, arg3
, arg4
));
6161 unlock_user(p
, arg2
, ret
);
6163 case TARGET_NR_pwrite
:
6165 if (((CPUARMState
*)cpu_env
)->eabi
)
6168 if (!(p
= lock_user(VERIFY_READ
, arg2
, arg3
, 1)))
6170 ret
= get_errno(pwrite(arg1
, p
, arg3
, arg4
));
6171 unlock_user(p
, arg2
, 0);
6174 #ifdef TARGET_NR_pread64
6175 case TARGET_NR_pread64
:
6176 if (!(p
= lock_user(VERIFY_WRITE
, arg2
, arg3
, 0)))
6178 ret
= get_errno(pread64(arg1
, p
, arg3
, target_offset64(arg4
, arg5
)));
6179 unlock_user(p
, arg2
, ret
);
6181 case TARGET_NR_pwrite64
:
6182 if (!(p
= lock_user(VERIFY_READ
, arg2
, arg3
, 1)))
6184 ret
= get_errno(pwrite64(arg1
, p
, arg3
, target_offset64(arg4
, arg5
)));
6185 unlock_user(p
, arg2
, 0);
6188 case TARGET_NR_getcwd
:
6189 if (!(p
= lock_user(VERIFY_WRITE
, arg1
, arg2
, 0)))
6191 ret
= get_errno(sys_getcwd1(p
, arg2
));
6192 unlock_user(p
, arg1
, ret
);
6194 case TARGET_NR_capget
:
6196 case TARGET_NR_capset
:
6198 case TARGET_NR_sigaltstack
:
6199 #if defined(TARGET_I386) || defined(TARGET_ARM) || defined(TARGET_MIPS) || \
6200 defined(TARGET_SPARC) || defined(TARGET_PPC) || defined(TARGET_ALPHA) || \
6201 defined(TARGET_M68K)
6202 ret
= do_sigaltstack(arg1
, arg2
, get_sp_from_cpustate((CPUState
*)cpu_env
));
6207 case TARGET_NR_sendfile
:
6209 #ifdef TARGET_NR_getpmsg
6210 case TARGET_NR_getpmsg
:
6213 #ifdef TARGET_NR_putpmsg
6214 case TARGET_NR_putpmsg
:
6217 #ifdef TARGET_NR_vfork
6218 case TARGET_NR_vfork
:
6219 ret
= get_errno(do_fork(cpu_env
, CLONE_VFORK
| CLONE_VM
| SIGCHLD
,
6223 #ifdef TARGET_NR_ugetrlimit
6224 case TARGET_NR_ugetrlimit
:
6227 ret
= get_errno(getrlimit(arg1
, &rlim
));
6228 if (!is_error(ret
)) {
6229 struct target_rlimit
*target_rlim
;
6230 if (!lock_user_struct(VERIFY_WRITE
, target_rlim
, arg2
, 0))
6232 target_rlim
->rlim_cur
= tswapl(rlim
.rlim_cur
);
6233 target_rlim
->rlim_max
= tswapl(rlim
.rlim_max
);
6234 unlock_user_struct(target_rlim
, arg2
, 1);
6239 #ifdef TARGET_NR_truncate64
6240 case TARGET_NR_truncate64
:
6241 if (!(p
= lock_user_string(arg1
)))
6243 ret
= target_truncate64(cpu_env
, p
, arg2
, arg3
, arg4
);
6244 unlock_user(p
, arg1
, 0);
6247 #ifdef TARGET_NR_ftruncate64
6248 case TARGET_NR_ftruncate64
:
6249 ret
= target_ftruncate64(cpu_env
, arg1
, arg2
, arg3
, arg4
);
6252 #ifdef TARGET_NR_stat64
6253 case TARGET_NR_stat64
:
6254 if (!(p
= lock_user_string(arg1
)))
6256 ret
= get_errno(stat(path(p
), &st
));
6257 unlock_user(p
, arg1
, 0);
6259 ret
= host_to_target_stat64(cpu_env
, arg2
, &st
);
6262 #ifdef TARGET_NR_lstat64
6263 case TARGET_NR_lstat64
:
6264 if (!(p
= lock_user_string(arg1
)))
6266 ret
= get_errno(lstat(path(p
), &st
));
6267 unlock_user(p
, arg1
, 0);
6269 ret
= host_to_target_stat64(cpu_env
, arg2
, &st
);
6272 #ifdef TARGET_NR_fstat64
6273 case TARGET_NR_fstat64
:
6274 ret
= get_errno(fstat(arg1
, &st
));
6276 ret
= host_to_target_stat64(cpu_env
, arg2
, &st
);
6279 #if (defined(TARGET_NR_fstatat64) || defined(TARGET_NR_newfstatat)) && \
6280 (defined(__NR_fstatat64) || defined(__NR_newfstatat))
6281 #ifdef TARGET_NR_fstatat64
6282 case TARGET_NR_fstatat64
:
6284 #ifdef TARGET_NR_newfstatat
6285 case TARGET_NR_newfstatat
:
6287 if (!(p
= lock_user_string(arg2
)))
6289 #ifdef __NR_fstatat64
6290 ret
= get_errno(sys_fstatat64(arg1
, path(p
), &st
, arg4
));
6292 ret
= get_errno(sys_newfstatat(arg1
, path(p
), &st
, arg4
));
6295 ret
= host_to_target_stat64(cpu_env
, arg3
, &st
);
6299 case TARGET_NR_lchown
:
6300 if (!(p
= lock_user_string(arg1
)))
6302 ret
= get_errno(lchown(p
, low2highuid(arg2
), low2highgid(arg3
)));
6303 unlock_user(p
, arg1
, 0);
6305 case TARGET_NR_getuid
:
6306 ret
= get_errno(high2lowuid(getuid()));
6308 case TARGET_NR_getgid
:
6309 ret
= get_errno(high2lowgid(getgid()));
6311 case TARGET_NR_geteuid
:
6312 ret
= get_errno(high2lowuid(geteuid()));
6314 case TARGET_NR_getegid
:
6315 ret
= get_errno(high2lowgid(getegid()));
6317 case TARGET_NR_setreuid
:
6318 ret
= get_errno(setreuid(low2highuid(arg1
), low2highuid(arg2
)));
6320 case TARGET_NR_setregid
:
6321 ret
= get_errno(setregid(low2highgid(arg1
), low2highgid(arg2
)));
6323 case TARGET_NR_getgroups
:
6325 int gidsetsize
= arg1
;
6326 uint16_t *target_grouplist
;
6330 grouplist
= alloca(gidsetsize
* sizeof(gid_t
));
6331 ret
= get_errno(getgroups(gidsetsize
, grouplist
));
6332 if (gidsetsize
== 0)
6334 if (!is_error(ret
)) {
6335 target_grouplist
= lock_user(VERIFY_WRITE
, arg2
, gidsetsize
* 2, 0);
6336 if (!target_grouplist
)
6338 for(i
= 0;i
< ret
; i
++)
6339 target_grouplist
[i
] = tswap16(grouplist
[i
]);
6340 unlock_user(target_grouplist
, arg2
, gidsetsize
* 2);
6344 case TARGET_NR_setgroups
:
6346 int gidsetsize
= arg1
;
6347 uint16_t *target_grouplist
;
6351 grouplist
= alloca(gidsetsize
* sizeof(gid_t
));
6352 target_grouplist
= lock_user(VERIFY_READ
, arg2
, gidsetsize
* 2, 1);
6353 if (!target_grouplist
) {
6354 ret
= -TARGET_EFAULT
;
6357 for(i
= 0;i
< gidsetsize
; i
++)
6358 grouplist
[i
] = tswap16(target_grouplist
[i
]);
6359 unlock_user(target_grouplist
, arg2
, 0);
6360 ret
= get_errno(setgroups(gidsetsize
, grouplist
));
6363 case TARGET_NR_fchown
:
6364 ret
= get_errno(fchown(arg1
, low2highuid(arg2
), low2highgid(arg3
)));
6366 #if defined(TARGET_NR_fchownat) && defined(__NR_fchownat)
6367 case TARGET_NR_fchownat
:
6368 if (!(p
= lock_user_string(arg2
)))
6370 ret
= get_errno(sys_fchownat(arg1
, p
, low2highuid(arg3
), low2highgid(arg4
), arg5
));
6371 unlock_user(p
, arg2
, 0);
6374 #ifdef TARGET_NR_setresuid
6375 case TARGET_NR_setresuid
:
6376 ret
= get_errno(setresuid(low2highuid(arg1
),
6378 low2highuid(arg3
)));
6381 #ifdef TARGET_NR_getresuid
6382 case TARGET_NR_getresuid
:
6384 uid_t ruid
, euid
, suid
;
6385 ret
= get_errno(getresuid(&ruid
, &euid
, &suid
));
6386 if (!is_error(ret
)) {
6387 if (put_user_u16(high2lowuid(ruid
), arg1
)
6388 || put_user_u16(high2lowuid(euid
), arg2
)
6389 || put_user_u16(high2lowuid(suid
), arg3
))
6395 #ifdef TARGET_NR_getresgid
6396 case TARGET_NR_setresgid
:
6397 ret
= get_errno(setresgid(low2highgid(arg1
),
6399 low2highgid(arg3
)));
6402 #ifdef TARGET_NR_getresgid
6403 case TARGET_NR_getresgid
:
6405 gid_t rgid
, egid
, sgid
;
6406 ret
= get_errno(getresgid(&rgid
, &egid
, &sgid
));
6407 if (!is_error(ret
)) {
6408 if (put_user_u16(high2lowgid(rgid
), arg1
)
6409 || put_user_u16(high2lowgid(egid
), arg2
)
6410 || put_user_u16(high2lowgid(sgid
), arg3
))
6416 case TARGET_NR_chown
:
6417 if (!(p
= lock_user_string(arg1
)))
6419 ret
= get_errno(chown(p
, low2highuid(arg2
), low2highgid(arg3
)));
6420 unlock_user(p
, arg1
, 0);
6422 case TARGET_NR_setuid
:
6423 ret
= get_errno(setuid(low2highuid(arg1
)));
6425 case TARGET_NR_setgid
:
6426 ret
= get_errno(setgid(low2highgid(arg1
)));
6428 case TARGET_NR_setfsuid
:
6429 ret
= get_errno(setfsuid(arg1
));
6431 case TARGET_NR_setfsgid
:
6432 ret
= get_errno(setfsgid(arg1
));
6434 #endif /* USE_UID16 */
6436 #ifdef TARGET_NR_lchown32
6437 case TARGET_NR_lchown32
:
6438 if (!(p
= lock_user_string(arg1
)))
6440 ret
= get_errno(lchown(p
, arg2
, arg3
));
6441 unlock_user(p
, arg1
, 0);
6444 #ifdef TARGET_NR_getuid32
6445 case TARGET_NR_getuid32
:
6446 ret
= get_errno(getuid());
6450 #if defined(TARGET_NR_getxuid) && defined(TARGET_ALPHA)
6451 /* Alpha specific */
6452 case TARGET_NR_getxuid
:
6456 ((CPUAlphaState
*)cpu_env
)->ir
[IR_A4
]=euid
;
6458 ret
= get_errno(getuid());
6461 #if defined(TARGET_NR_getxgid) && defined(TARGET_ALPHA)
6462 /* Alpha specific */
6463 case TARGET_NR_getxgid
:
6467 ((CPUAlphaState
*)cpu_env
)->ir
[IR_A4
]=egid
;
6469 ret
= get_errno(getgid());
6472 #if defined(TARGET_NR_osf_getsysinfo) && defined(TARGET_ALPHA)
6473 /* Alpha specific */
6474 case TARGET_NR_osf_getsysinfo
:
6475 ret
= -TARGET_EOPNOTSUPP
;
6477 case TARGET_GSI_IEEE_FP_CONTROL
:
6479 uint64_t swcr
, fpcr
= cpu_alpha_load_fpcr (cpu_env
);
6481 /* Copied from linux ieee_fpcr_to_swcr. */
6482 swcr
= (fpcr
>> 35) & SWCR_STATUS_MASK
;
6483 swcr
|= (fpcr
>> 36) & SWCR_MAP_DMZ
;
6484 swcr
|= (~fpcr
>> 48) & (SWCR_TRAP_ENABLE_INV
6485 | SWCR_TRAP_ENABLE_DZE
6486 | SWCR_TRAP_ENABLE_OVF
);
6487 swcr
|= (~fpcr
>> 57) & (SWCR_TRAP_ENABLE_UNF
6488 | SWCR_TRAP_ENABLE_INE
);
6489 swcr
|= (fpcr
>> 47) & SWCR_MAP_UMZ
;
6490 swcr
|= (~fpcr
>> 41) & SWCR_TRAP_ENABLE_DNO
;
6492 if (put_user_u64 (swcr
, arg2
))
6498 /* case GSI_IEEE_STATE_AT_SIGNAL:
6499 -- Not implemented in linux kernel.
6501 -- Retrieves current unaligned access state; not much used.
6503 -- Retrieves implver information; surely not used.
6505 -- Grabs a copy of the HWRPB; surely not used.
6510 #if defined(TARGET_NR_osf_setsysinfo) && defined(TARGET_ALPHA)
6511 /* Alpha specific */
6512 case TARGET_NR_osf_setsysinfo
:
6513 ret
= -TARGET_EOPNOTSUPP
;
6515 case TARGET_SSI_IEEE_FP_CONTROL
:
6516 case TARGET_SSI_IEEE_RAISE_EXCEPTION
:
6518 uint64_t swcr
, fpcr
, orig_fpcr
;
6520 if (get_user_u64 (swcr
, arg2
))
6522 orig_fpcr
= cpu_alpha_load_fpcr (cpu_env
);
6523 fpcr
= orig_fpcr
& FPCR_DYN_MASK
;
6525 /* Copied from linux ieee_swcr_to_fpcr. */
6526 fpcr
|= (swcr
& SWCR_STATUS_MASK
) << 35;
6527 fpcr
|= (swcr
& SWCR_MAP_DMZ
) << 36;
6528 fpcr
|= (~swcr
& (SWCR_TRAP_ENABLE_INV
6529 | SWCR_TRAP_ENABLE_DZE
6530 | SWCR_TRAP_ENABLE_OVF
)) << 48;
6531 fpcr
|= (~swcr
& (SWCR_TRAP_ENABLE_UNF
6532 | SWCR_TRAP_ENABLE_INE
)) << 57;
6533 fpcr
|= (swcr
& SWCR_MAP_UMZ
? FPCR_UNDZ
| FPCR_UNFD
: 0);
6534 fpcr
|= (~swcr
& SWCR_TRAP_ENABLE_DNO
) << 41;
6536 cpu_alpha_store_fpcr (cpu_env
, fpcr
);
6539 if (arg1
== TARGET_SSI_IEEE_RAISE_EXCEPTION
) {
6540 /* Old exceptions are not signaled. */
6541 fpcr
&= ~(orig_fpcr
& FPCR_STATUS_MASK
);
6543 /* If any exceptions set by this call, and are unmasked,
6550 /* case SSI_NVPAIRS:
6551 -- Used with SSIN_UACPROC to enable unaligned accesses.
6552 case SSI_IEEE_STATE_AT_SIGNAL:
6553 case SSI_IEEE_IGNORE_STATE_AT_SIGNAL:
6554 -- Not implemented in linux kernel
6559 #ifdef TARGET_NR_osf_sigprocmask
6560 /* Alpha specific. */
6561 case TARGET_NR_osf_sigprocmask
:
6565 sigset_t set
, oldset
;
6568 case TARGET_SIG_BLOCK
:
6571 case TARGET_SIG_UNBLOCK
:
6574 case TARGET_SIG_SETMASK
:
6578 ret
= -TARGET_EINVAL
;
6582 target_to_host_old_sigset(&set
, &mask
);
6583 sigprocmask(arg1
, &set
, &oldset
);
6584 host_to_target_old_sigset(&mask
, &oldset
);
6590 #ifdef TARGET_NR_getgid32
6591 case TARGET_NR_getgid32
:
6592 ret
= get_errno(getgid());
6595 #ifdef TARGET_NR_geteuid32
6596 case TARGET_NR_geteuid32
:
6597 ret
= get_errno(geteuid());
6600 #ifdef TARGET_NR_getegid32
6601 case TARGET_NR_getegid32
:
6602 ret
= get_errno(getegid());
6605 #ifdef TARGET_NR_setreuid32
6606 case TARGET_NR_setreuid32
:
6607 ret
= get_errno(setreuid(arg1
, arg2
));
6610 #ifdef TARGET_NR_setregid32
6611 case TARGET_NR_setregid32
:
6612 ret
= get_errno(setregid(arg1
, arg2
));
6615 #ifdef TARGET_NR_getgroups32
6616 case TARGET_NR_getgroups32
:
6618 int gidsetsize
= arg1
;
6619 uint32_t *target_grouplist
;
6623 grouplist
= alloca(gidsetsize
* sizeof(gid_t
));
6624 ret
= get_errno(getgroups(gidsetsize
, grouplist
));
6625 if (gidsetsize
== 0)
6627 if (!is_error(ret
)) {
6628 target_grouplist
= lock_user(VERIFY_WRITE
, arg2
, gidsetsize
* 4, 0);
6629 if (!target_grouplist
) {
6630 ret
= -TARGET_EFAULT
;
6633 for(i
= 0;i
< ret
; i
++)
6634 target_grouplist
[i
] = tswap32(grouplist
[i
]);
6635 unlock_user(target_grouplist
, arg2
, gidsetsize
* 4);
6640 #ifdef TARGET_NR_setgroups32
6641 case TARGET_NR_setgroups32
:
6643 int gidsetsize
= arg1
;
6644 uint32_t *target_grouplist
;
6648 grouplist
= alloca(gidsetsize
* sizeof(gid_t
));
6649 target_grouplist
= lock_user(VERIFY_READ
, arg2
, gidsetsize
* 4, 1);
6650 if (!target_grouplist
) {
6651 ret
= -TARGET_EFAULT
;
6654 for(i
= 0;i
< gidsetsize
; i
++)
6655 grouplist
[i
] = tswap32(target_grouplist
[i
]);
6656 unlock_user(target_grouplist
, arg2
, 0);
6657 ret
= get_errno(setgroups(gidsetsize
, grouplist
));
6661 #ifdef TARGET_NR_fchown32
6662 case TARGET_NR_fchown32
:
6663 ret
= get_errno(fchown(arg1
, arg2
, arg3
));
6666 #ifdef TARGET_NR_setresuid32
6667 case TARGET_NR_setresuid32
:
6668 ret
= get_errno(setresuid(arg1
, arg2
, arg3
));
6671 #ifdef TARGET_NR_getresuid32
6672 case TARGET_NR_getresuid32
:
6674 uid_t ruid
, euid
, suid
;
6675 ret
= get_errno(getresuid(&ruid
, &euid
, &suid
));
6676 if (!is_error(ret
)) {
6677 if (put_user_u32(ruid
, arg1
)
6678 || put_user_u32(euid
, arg2
)
6679 || put_user_u32(suid
, arg3
))
6685 #ifdef TARGET_NR_setresgid32
6686 case TARGET_NR_setresgid32
:
6687 ret
= get_errno(setresgid(arg1
, arg2
, arg3
));
6690 #ifdef TARGET_NR_getresgid32
6691 case TARGET_NR_getresgid32
:
6693 gid_t rgid
, egid
, sgid
;
6694 ret
= get_errno(getresgid(&rgid
, &egid
, &sgid
));
6695 if (!is_error(ret
)) {
6696 if (put_user_u32(rgid
, arg1
)
6697 || put_user_u32(egid
, arg2
)
6698 || put_user_u32(sgid
, arg3
))
6704 #ifdef TARGET_NR_chown32
6705 case TARGET_NR_chown32
:
6706 if (!(p
= lock_user_string(arg1
)))
6708 ret
= get_errno(chown(p
, arg2
, arg3
));
6709 unlock_user(p
, arg1
, 0);
6712 #ifdef TARGET_NR_setuid32
6713 case TARGET_NR_setuid32
:
6714 ret
= get_errno(setuid(arg1
));
6717 #ifdef TARGET_NR_setgid32
6718 case TARGET_NR_setgid32
:
6719 ret
= get_errno(setgid(arg1
));
6722 #ifdef TARGET_NR_setfsuid32
6723 case TARGET_NR_setfsuid32
:
6724 ret
= get_errno(setfsuid(arg1
));
6727 #ifdef TARGET_NR_setfsgid32
6728 case TARGET_NR_setfsgid32
:
6729 ret
= get_errno(setfsgid(arg1
));
6733 case TARGET_NR_pivot_root
:
6735 #ifdef TARGET_NR_mincore
6736 case TARGET_NR_mincore
:
6739 ret
= -TARGET_EFAULT
;
6740 if (!(a
= lock_user(VERIFY_READ
, arg1
,arg2
, 0)))
6742 if (!(p
= lock_user_string(arg3
)))
6744 ret
= get_errno(mincore(a
, arg2
, p
));
6745 unlock_user(p
, arg3
, ret
);
6747 unlock_user(a
, arg1
, 0);
6751 #ifdef TARGET_NR_arm_fadvise64_64
6752 case TARGET_NR_arm_fadvise64_64
:
6755 * arm_fadvise64_64 looks like fadvise64_64 but
6756 * with different argument order
6764 #if defined(TARGET_NR_fadvise64_64) || defined(TARGET_NR_arm_fadvise64_64) || defined(TARGET_NR_fadvise64)
6765 #ifdef TARGET_NR_fadvise64_64
6766 case TARGET_NR_fadvise64_64
:
6768 #ifdef TARGET_NR_fadvise64
6769 case TARGET_NR_fadvise64
:
6773 case 4: arg4
= POSIX_FADV_NOREUSE
+ 1; break; /* make sure it's an invalid value */
6774 case 5: arg4
= POSIX_FADV_NOREUSE
+ 2; break; /* ditto */
6775 case 6: arg4
= POSIX_FADV_DONTNEED
; break;
6776 case 7: arg4
= POSIX_FADV_NOREUSE
; break;
6780 ret
= -posix_fadvise(arg1
, arg2
, arg3
, arg4
);
6783 #ifdef TARGET_NR_madvise
6784 case TARGET_NR_madvise
:
6785 /* A straight passthrough may not be safe because qemu sometimes
6786 turns private flie-backed mappings into anonymous mappings.
6787 This will break MADV_DONTNEED.
6788 This is a hint, so ignoring and returning success is ok. */
6792 #if TARGET_ABI_BITS == 32
6793 case TARGET_NR_fcntl64
:
6797 struct target_flock64
*target_fl
;
6799 struct target_eabi_flock64
*target_efl
;
6802 cmd
= target_to_host_fcntl_cmd(arg2
);
6803 if (cmd
== -TARGET_EINVAL
)
6807 case TARGET_F_GETLK64
:
6809 if (((CPUARMState
*)cpu_env
)->eabi
) {
6810 if (!lock_user_struct(VERIFY_READ
, target_efl
, arg3
, 1))
6812 fl
.l_type
= tswap16(target_efl
->l_type
);
6813 fl
.l_whence
= tswap16(target_efl
->l_whence
);
6814 fl
.l_start
= tswap64(target_efl
->l_start
);
6815 fl
.l_len
= tswap64(target_efl
->l_len
);
6816 fl
.l_pid
= tswap32(target_efl
->l_pid
);
6817 unlock_user_struct(target_efl
, arg3
, 0);
6821 if (!lock_user_struct(VERIFY_READ
, target_fl
, arg3
, 1))
6823 fl
.l_type
= tswap16(target_fl
->l_type
);
6824 fl
.l_whence
= tswap16(target_fl
->l_whence
);
6825 fl
.l_start
= tswap64(target_fl
->l_start
);
6826 fl
.l_len
= tswap64(target_fl
->l_len
);
6827 fl
.l_pid
= tswap32(target_fl
->l_pid
);
6828 unlock_user_struct(target_fl
, arg3
, 0);
6830 ret
= get_errno(fcntl(arg1
, cmd
, &fl
));
6833 if (((CPUARMState
*)cpu_env
)->eabi
) {
6834 if (!lock_user_struct(VERIFY_WRITE
, target_efl
, arg3
, 0))
6836 target_efl
->l_type
= tswap16(fl
.l_type
);
6837 target_efl
->l_whence
= tswap16(fl
.l_whence
);
6838 target_efl
->l_start
= tswap64(fl
.l_start
);
6839 target_efl
->l_len
= tswap64(fl
.l_len
);
6840 target_efl
->l_pid
= tswap32(fl
.l_pid
);
6841 unlock_user_struct(target_efl
, arg3
, 1);
6845 if (!lock_user_struct(VERIFY_WRITE
, target_fl
, arg3
, 0))
6847 target_fl
->l_type
= tswap16(fl
.l_type
);
6848 target_fl
->l_whence
= tswap16(fl
.l_whence
);
6849 target_fl
->l_start
= tswap64(fl
.l_start
);
6850 target_fl
->l_len
= tswap64(fl
.l_len
);
6851 target_fl
->l_pid
= tswap32(fl
.l_pid
);
6852 unlock_user_struct(target_fl
, arg3
, 1);
6857 case TARGET_F_SETLK64
:
6858 case TARGET_F_SETLKW64
:
6860 if (((CPUARMState
*)cpu_env
)->eabi
) {
6861 if (!lock_user_struct(VERIFY_READ
, target_efl
, arg3
, 1))
6863 fl
.l_type
= tswap16(target_efl
->l_type
);
6864 fl
.l_whence
= tswap16(target_efl
->l_whence
);
6865 fl
.l_start
= tswap64(target_efl
->l_start
);
6866 fl
.l_len
= tswap64(target_efl
->l_len
);
6867 fl
.l_pid
= tswap32(target_efl
->l_pid
);
6868 unlock_user_struct(target_efl
, arg3
, 0);
6872 if (!lock_user_struct(VERIFY_READ
, target_fl
, arg3
, 1))
6874 fl
.l_type
= tswap16(target_fl
->l_type
);
6875 fl
.l_whence
= tswap16(target_fl
->l_whence
);
6876 fl
.l_start
= tswap64(target_fl
->l_start
);
6877 fl
.l_len
= tswap64(target_fl
->l_len
);
6878 fl
.l_pid
= tswap32(target_fl
->l_pid
);
6879 unlock_user_struct(target_fl
, arg3
, 0);
6881 ret
= get_errno(fcntl(arg1
, cmd
, &fl
));
6884 ret
= do_fcntl(arg1
, arg2
, arg3
);
6890 #ifdef TARGET_NR_cacheflush
6891 case TARGET_NR_cacheflush
:
6892 /* self-modifying code is handled automatically, so nothing needed */
6896 #ifdef TARGET_NR_security
6897 case TARGET_NR_security
:
6900 #ifdef TARGET_NR_getpagesize
6901 case TARGET_NR_getpagesize
:
6902 ret
= TARGET_PAGE_SIZE
;
6905 case TARGET_NR_gettid
:
6906 ret
= get_errno(gettid());
6908 #ifdef TARGET_NR_readahead
6909 case TARGET_NR_readahead
:
6910 #if TARGET_ABI_BITS == 32
6912 if (((CPUARMState
*)cpu_env
)->eabi
)
6919 ret
= get_errno(readahead(arg1
, ((off64_t
)arg3
<< 32) | arg2
, arg4
));
6921 ret
= get_errno(readahead(arg1
, arg2
, arg3
));
6925 #ifdef TARGET_NR_setxattr
6926 case TARGET_NR_setxattr
:
6927 case TARGET_NR_lsetxattr
:
6928 case TARGET_NR_fsetxattr
:
6929 case TARGET_NR_getxattr
:
6930 case TARGET_NR_lgetxattr
:
6931 case TARGET_NR_fgetxattr
:
6932 case TARGET_NR_listxattr
:
6933 case TARGET_NR_llistxattr
:
6934 case TARGET_NR_flistxattr
:
6935 case TARGET_NR_removexattr
:
6936 case TARGET_NR_lremovexattr
:
6937 case TARGET_NR_fremovexattr
:
6938 ret
= -TARGET_EOPNOTSUPP
;
6941 #ifdef TARGET_NR_set_thread_area
6942 case TARGET_NR_set_thread_area
:
6943 #if defined(TARGET_MIPS)
6944 ((CPUMIPSState
*) cpu_env
)->tls_value
= arg1
;
6947 #elif defined(TARGET_CRIS)
6949 ret
= -TARGET_EINVAL
;
6951 ((CPUCRISState
*) cpu_env
)->pregs
[PR_PID
] = arg1
;
6955 #elif defined(TARGET_I386) && defined(TARGET_ABI32)
6956 ret
= do_set_thread_area(cpu_env
, arg1
);
6959 goto unimplemented_nowarn
;
6962 #ifdef TARGET_NR_get_thread_area
6963 case TARGET_NR_get_thread_area
:
6964 #if defined(TARGET_I386) && defined(TARGET_ABI32)
6965 ret
= do_get_thread_area(cpu_env
, arg1
);
6967 goto unimplemented_nowarn
;
6970 #ifdef TARGET_NR_getdomainname
6971 case TARGET_NR_getdomainname
:
6972 goto unimplemented_nowarn
;
6975 #ifdef TARGET_NR_clock_gettime
6976 case TARGET_NR_clock_gettime
:
6979 ret
= get_errno(clock_gettime(arg1
, &ts
));
6980 if (!is_error(ret
)) {
6981 host_to_target_timespec(arg2
, &ts
);
6986 #ifdef TARGET_NR_clock_getres
6987 case TARGET_NR_clock_getres
:
6990 ret
= get_errno(clock_getres(arg1
, &ts
));
6991 if (!is_error(ret
)) {
6992 host_to_target_timespec(arg2
, &ts
);
6997 #ifdef TARGET_NR_clock_nanosleep
6998 case TARGET_NR_clock_nanosleep
:
7001 target_to_host_timespec(&ts
, arg3
);
7002 ret
= get_errno(clock_nanosleep(arg1
, arg2
, &ts
, arg4
? &ts
: NULL
));
7004 host_to_target_timespec(arg4
, &ts
);
7009 #if defined(TARGET_NR_set_tid_address) && defined(__NR_set_tid_address)
7010 case TARGET_NR_set_tid_address
:
7011 ret
= get_errno(set_tid_address((int *)g2h(arg1
)));
7015 #if defined(TARGET_NR_tkill) && defined(__NR_tkill)
7016 case TARGET_NR_tkill
:
7017 ret
= get_errno(sys_tkill((int)arg1
, target_to_host_signal(arg2
)));
7021 #if defined(TARGET_NR_tgkill) && defined(__NR_tgkill)
7022 case TARGET_NR_tgkill
:
7023 ret
= get_errno(sys_tgkill((int)arg1
, (int)arg2
,
7024 target_to_host_signal(arg3
)));
7028 #ifdef TARGET_NR_set_robust_list
7029 case TARGET_NR_set_robust_list
:
7030 goto unimplemented_nowarn
;
7033 #if defined(TARGET_NR_utimensat) && defined(__NR_utimensat)
7034 case TARGET_NR_utimensat
:
7036 struct timespec
*tsp
, ts
[2];
7040 target_to_host_timespec(ts
, arg3
);
7041 target_to_host_timespec(ts
+1, arg3
+sizeof(struct target_timespec
));
7045 ret
= get_errno(sys_utimensat(arg1
, NULL
, tsp
, arg4
));
7047 if (!(p
= lock_user_string(arg2
))) {
7048 ret
= -TARGET_EFAULT
;
7051 ret
= get_errno(sys_utimensat(arg1
, path(p
), tsp
, arg4
));
7052 unlock_user(p
, arg2
, 0);
7057 #if defined(CONFIG_USE_NPTL)
7058 case TARGET_NR_futex
:
7059 ret
= do_futex(arg1
, arg2
, arg3
, arg4
, arg5
, arg6
);
7062 #if defined(TARGET_NR_inotify_init) && defined(__NR_inotify_init)
7063 case TARGET_NR_inotify_init
:
7064 ret
= get_errno(sys_inotify_init());
7067 #if defined(TARGET_NR_inotify_init1) && defined(__NR_inotify_init1)
7068 case TARGET_NR_inotify_init1
:
7069 ret
= get_errno(sys_inotify_init1(arg1
));
7072 #if defined(TARGET_NR_inotify_add_watch) && defined(__NR_inotify_add_watch)
7073 case TARGET_NR_inotify_add_watch
:
7074 p
= lock_user_string(arg2
);
7075 ret
= get_errno(sys_inotify_add_watch(arg1
, path(p
), arg3
));
7076 unlock_user(p
, arg2
, 0);
7079 #if defined(TARGET_NR_inotify_rm_watch) && defined(__NR_inotify_rm_watch)
7080 case TARGET_NR_inotify_rm_watch
:
7081 ret
= get_errno(sys_inotify_rm_watch(arg1
, arg2
));
7085 #if defined(TARGET_NR_mq_open) && defined(__NR_mq_open)
7086 case TARGET_NR_mq_open
:
7088 struct mq_attr posix_mq_attr
;
7090 p
= lock_user_string(arg1
- 1);
7092 copy_from_user_mq_attr (&posix_mq_attr
, arg4
);
7093 ret
= get_errno(mq_open(p
, arg2
, arg3
, &posix_mq_attr
));
7094 unlock_user (p
, arg1
, 0);
7098 case TARGET_NR_mq_unlink
:
7099 p
= lock_user_string(arg1
- 1);
7100 ret
= get_errno(mq_unlink(p
));
7101 unlock_user (p
, arg1
, 0);
7104 case TARGET_NR_mq_timedsend
:
7108 p
= lock_user (VERIFY_READ
, arg2
, arg3
, 1);
7110 target_to_host_timespec(&ts
, arg5
);
7111 ret
= get_errno(mq_timedsend(arg1
, p
, arg3
, arg4
, &ts
));
7112 host_to_target_timespec(arg5
, &ts
);
7115 ret
= get_errno(mq_send(arg1
, p
, arg3
, arg4
));
7116 unlock_user (p
, arg2
, arg3
);
7120 case TARGET_NR_mq_timedreceive
:
7125 p
= lock_user (VERIFY_READ
, arg2
, arg3
, 1);
7127 target_to_host_timespec(&ts
, arg5
);
7128 ret
= get_errno(mq_timedreceive(arg1
, p
, arg3
, &prio
, &ts
));
7129 host_to_target_timespec(arg5
, &ts
);
7132 ret
= get_errno(mq_receive(arg1
, p
, arg3
, &prio
));
7133 unlock_user (p
, arg2
, arg3
);
7135 put_user_u32(prio
, arg4
);
7139 /* Not implemented for now... */
7140 /* case TARGET_NR_mq_notify: */
7143 case TARGET_NR_mq_getsetattr
:
7145 struct mq_attr posix_mq_attr_in
, posix_mq_attr_out
;
7148 ret
= mq_getattr(arg1
, &posix_mq_attr_out
);
7149 copy_to_user_mq_attr(arg3
, &posix_mq_attr_out
);
7152 copy_from_user_mq_attr(&posix_mq_attr_in
, arg2
);
7153 ret
|= mq_setattr(arg1
, &posix_mq_attr_in
, &posix_mq_attr_out
);
7160 #ifdef CONFIG_SPLICE
7161 #ifdef TARGET_NR_tee
7164 ret
= get_errno(tee(arg1
,arg2
,arg3
,arg4
));
7168 #ifdef TARGET_NR_splice
7169 case TARGET_NR_splice
:
7171 loff_t loff_in
, loff_out
;
7172 loff_t
*ploff_in
= NULL
, *ploff_out
= NULL
;
7174 get_user_u64(loff_in
, arg2
);
7175 ploff_in
= &loff_in
;
7178 get_user_u64(loff_out
, arg2
);
7179 ploff_out
= &loff_out
;
7181 ret
= get_errno(splice(arg1
, ploff_in
, arg3
, ploff_out
, arg5
, arg6
));
7185 #ifdef TARGET_NR_vmsplice
7186 case TARGET_NR_vmsplice
:
7191 vec
= alloca(count
* sizeof(struct iovec
));
7192 if (lock_iovec(VERIFY_READ
, vec
, arg2
, count
, 1) < 0)
7194 ret
= get_errno(vmsplice(arg1
, vec
, count
, arg4
));
7195 unlock_iovec(vec
, arg2
, count
, 0);
7199 #endif /* CONFIG_SPLICE */
7200 #ifdef CONFIG_EVENTFD
7201 #if defined(TARGET_NR_eventfd)
7202 case TARGET_NR_eventfd
:
7203 ret
= get_errno(eventfd(arg1
, 0));
7206 #if defined(TARGET_NR_eventfd2)
7207 case TARGET_NR_eventfd2
:
7208 ret
= get_errno(eventfd(arg1
, arg2
));
7211 #endif /* CONFIG_EVENTFD */
7212 #if defined(CONFIG_FALLOCATE) && defined(TARGET_NR_fallocate)
7213 case TARGET_NR_fallocate
:
7214 ret
= get_errno(fallocate(arg1
, arg2
, arg3
, arg4
));
7219 gemu_log("qemu: Unsupported syscall: %d\n", num
);
7220 #if defined(TARGET_NR_setxattr) || defined(TARGET_NR_get_thread_area) || defined(TARGET_NR_getdomainname) || defined(TARGET_NR_set_robust_list)
7221 unimplemented_nowarn
:
7223 ret
= -TARGET_ENOSYS
;
7228 gemu_log(" = " TARGET_ABI_FMT_ld
"\n", ret
);
7231 print_syscall_ret(num
, ret
);
7234 ret
= -TARGET_EFAULT
;