4 * Copyright (c) 2003 Fabrice Bellard
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
30 #include <sys/types.h>
34 #include <sys/mount.h>
35 #include <sys/resource.h>
40 #include <sys/socket.h>
43 #include <sys/times.h>
45 //#include <sys/user.h>
46 #include <netinet/tcp.h>
48 #define termios host_termios
49 #define winsize host_winsize
50 #define termio host_termio
51 #define sgttyb host_sgttyb /* same as target */
52 #define tchars host_tchars /* same as target */
53 #define ltchars host_ltchars /* same as target */
55 #include <linux/termios.h>
56 #include <linux/unistd.h>
57 #include <linux/utsname.h>
58 #include <linux/cdrom.h>
59 #include <linux/hdreg.h>
60 #include <linux/soundcard.h>
61 #include <linux/dirent.h>
68 #if defined(TARGET_I386) || defined(TARGET_ARM) || defined(TARGET_SPARC)
69 /* 16 bit uid wrappers emulation */
73 //#include <linux/msdos_fs.h>
74 #define VFAT_IOCTL_READDIR_BOTH _IOR('r', 1, struct dirent [2])
75 #define VFAT_IOCTL_READDIR_SHORT _IOR('r', 2, struct dirent [2])
78 #if defined(__powerpc__)
80 #undef __sc_loadargs_0
81 #undef __sc_loadargs_1
82 #undef __sc_loadargs_2
83 #undef __sc_loadargs_3
84 #undef __sc_loadargs_4
85 #undef __sc_loadargs_5
86 #undef __sc_asm_input_0
87 #undef __sc_asm_input_1
88 #undef __sc_asm_input_2
89 #undef __sc_asm_input_3
90 #undef __sc_asm_input_4
91 #undef __sc_asm_input_5
99 /* need to redefine syscalls as Linux kernel defines are incorrect for
101 /* On powerpc a system call basically clobbers the same registers like a
102 * function call, with the exception of LR (which is needed for the
103 * "sc; bnslr" sequence) and CR (where only CR0.SO is clobbered to signal
104 * an error return status).
107 #define __syscall_nr(nr, type, name, args...) \
108 unsigned long __sc_ret, __sc_err; \
110 register unsigned long __sc_0 __asm__ ("r0"); \
111 register unsigned long __sc_3 __asm__ ("r3"); \
112 register unsigned long __sc_4 __asm__ ("r4"); \
113 register unsigned long __sc_5 __asm__ ("r5"); \
114 register unsigned long __sc_6 __asm__ ("r6"); \
115 register unsigned long __sc_7 __asm__ ("r7"); \
117 __sc_loadargs_##nr(name, args); \
118 __asm__ __volatile__ \
122 "=&r" (__sc_3), "=&r" (__sc_4), \
123 "=&r" (__sc_5), "=&r" (__sc_6), \
125 : __sc_asm_input_##nr \
126 : "cr0", "ctr", "memory", \
127 "r8", "r9", "r10","r11", "r12"); \
131 if (__sc_err & 0x10000000) \
136 return (type) __sc_ret
138 #define __sc_loadargs_0(name, dummy...) \
140 #define __sc_loadargs_1(name, arg1) \
141 __sc_loadargs_0(name); \
142 __sc_3 = (unsigned long) (arg1)
143 #define __sc_loadargs_2(name, arg1, arg2) \
144 __sc_loadargs_1(name, arg1); \
145 __sc_4 = (unsigned long) (arg2)
146 #define __sc_loadargs_3(name, arg1, arg2, arg3) \
147 __sc_loadargs_2(name, arg1, arg2); \
148 __sc_5 = (unsigned long) (arg3)
149 #define __sc_loadargs_4(name, arg1, arg2, arg3, arg4) \
150 __sc_loadargs_3(name, arg1, arg2, arg3); \
151 __sc_6 = (unsigned long) (arg4)
152 #define __sc_loadargs_5(name, arg1, arg2, arg3, arg4, arg5) \
153 __sc_loadargs_4(name, arg1, arg2, arg3, arg4); \
154 __sc_7 = (unsigned long) (arg5)
156 #define __sc_asm_input_0 "0" (__sc_0)
157 #define __sc_asm_input_1 __sc_asm_input_0, "1" (__sc_3)
158 #define __sc_asm_input_2 __sc_asm_input_1, "2" (__sc_4)
159 #define __sc_asm_input_3 __sc_asm_input_2, "3" (__sc_5)
160 #define __sc_asm_input_4 __sc_asm_input_3, "4" (__sc_6)
161 #define __sc_asm_input_5 __sc_asm_input_4, "5" (__sc_7)
163 #define _syscall0(type,name) \
166 __syscall_nr(0, type, name); \
169 #define _syscall1(type,name,type1,arg1) \
170 type name(type1 arg1) \
172 __syscall_nr(1, type, name, arg1); \
175 #define _syscall2(type,name,type1,arg1,type2,arg2) \
176 type name(type1 arg1, type2 arg2) \
178 __syscall_nr(2, type, name, arg1, arg2); \
181 #define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3) \
182 type name(type1 arg1, type2 arg2, type3 arg3) \
184 __syscall_nr(3, type, name, arg1, arg2, arg3); \
187 #define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4) \
188 type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4) \
190 __syscall_nr(4, type, name, arg1, arg2, arg3, arg4); \
193 #define _syscall5(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4,type5,arg5) \
194 type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4, type5 arg5) \
196 __syscall_nr(5, type, name, arg1, arg2, arg3, arg4, arg5); \
200 #define __NR_sys_uname __NR_uname
201 #define __NR_sys_getcwd1 __NR_getcwd
202 #define __NR_sys_statfs __NR_statfs
203 #define __NR_sys_fstatfs __NR_fstatfs
204 #define __NR_sys_getdents __NR_getdents
205 #define __NR_sys_getdents64 __NR_getdents64
206 #define __NR_sys_rt_sigqueueinfo __NR_rt_sigqueueinfo
208 #if defined(__alpha__) || defined (__ia64__)
209 #define __NR__llseek __NR_lseek
213 _syscall0(int, gettid
)
215 static int gettid(void) {
219 _syscall1(int,sys_uname
,struct new_utsname
*,buf
)
220 _syscall2(int,sys_getcwd1
,char *,buf
,size_t,size
)
221 _syscall3(int, sys_getdents
, uint
, fd
, struct dirent
*, dirp
, uint
, count
);
222 _syscall3(int, sys_getdents64
, uint
, fd
, struct dirent64
*, dirp
, uint
, count
);
223 _syscall5(int, _llseek
, uint
, fd
, ulong
, hi
, ulong
, lo
,
224 loff_t
*, res
, uint
, wh
);
225 _syscall2(int,sys_statfs
,const char *,path
,struct kernel_statfs
*,buf
)
226 _syscall2(int,sys_fstatfs
,int,fd
,struct kernel_statfs
*,buf
)
227 _syscall3(int,sys_rt_sigqueueinfo
,int,pid
,int,sig
,siginfo_t
*,uinfo
)
228 #ifdef __NR_exit_group
229 _syscall1(int,exit_group
,int,error_code
)
232 extern int personality(int);
233 extern int flock(int, int);
234 extern int setfsuid(int);
235 extern int setfsgid(int);
236 extern int setresuid(uid_t
, uid_t
, uid_t
);
237 extern int getresuid(uid_t
*, uid_t
*, uid_t
*);
238 extern int setresgid(gid_t
, gid_t
, gid_t
);
239 extern int getresgid(gid_t
*, gid_t
*, gid_t
*);
240 extern int setgroups(int, gid_t
*);
242 #define put_user(x,ptr)\
244 int size = sizeof(*ptr);\
247 stb(ptr, (typeof(*ptr))(x));\
250 stw(ptr, (typeof(*ptr))(x));\
253 stl(ptr, (typeof(*ptr))(x));\
256 stq(ptr, (typeof(*ptr))(x));\
263 static inline long get_errno(long ret
)
271 static inline int is_error(long ret
)
273 return (unsigned long)ret
>= (unsigned long)(-4096);
276 static char *target_brk
;
277 static char *target_original_brk
;
279 void target_set_brk(char *new_brk
)
281 target_brk
= new_brk
;
282 target_original_brk
= new_brk
;
285 static long do_brk(char *new_brk
)
292 return (long)target_brk
;
293 if (new_brk
< target_original_brk
)
296 brk_page
= (char *)HOST_PAGE_ALIGN((unsigned long)target_brk
);
298 /* If the new brk is less than this, set it and we're done... */
299 if (new_brk
< brk_page
) {
300 target_brk
= new_brk
;
301 return (long)target_brk
;
304 /* We need to allocate more memory after the brk... */
305 new_alloc_size
= HOST_PAGE_ALIGN(new_brk
- brk_page
+ 1);
306 mapped_addr
= get_errno(target_mmap((unsigned long)brk_page
, new_alloc_size
,
307 PROT_READ
|PROT_WRITE
,
308 MAP_ANON
|MAP_FIXED
|MAP_PRIVATE
, 0, 0));
309 if (is_error(mapped_addr
)) {
312 target_brk
= new_brk
;
313 return (long)target_brk
;
317 static inline fd_set
*target_to_host_fds(fd_set
*fds
,
318 target_long
*target_fds
, int n
)
320 #if !defined(BSWAP_NEEDED) && !defined(WORDS_BIGENDIAN)
321 return (fd_set
*)target_fds
;
326 for(i
= 0;i
< n
; i
++) {
327 b
= (tswapl(target_fds
[i
/ TARGET_LONG_BITS
]) >>
328 (i
& (TARGET_LONG_BITS
- 1))) & 1;
339 static inline void host_to_target_fds(target_long
*target_fds
,
342 #if !defined(BSWAP_NEEDED) && !defined(WORDS_BIGENDIAN)
349 nw
= n
/ TARGET_LONG_BITS
;
351 for(i
= 0;i
< nw
; i
++) {
353 for(j
= 0; j
< TARGET_LONG_BITS
; j
++) {
354 v
|= ((FD_ISSET(k
, fds
) != 0) << j
);
357 target_fds
[i
] = tswapl(v
);
363 #if defined(__alpha__)
369 static inline long host_to_target_clock_t(long ticks
)
371 #if HOST_HZ == TARGET_HZ
374 return ((int64_t)ticks
* TARGET_HZ
) / HOST_HZ
;
378 static inline void host_to_target_rusage(struct target_rusage
*target_rusage
,
379 const struct rusage
*rusage
)
381 target_rusage
->ru_utime
.tv_sec
= tswapl(rusage
->ru_utime
.tv_sec
);
382 target_rusage
->ru_utime
.tv_usec
= tswapl(rusage
->ru_utime
.tv_usec
);
383 target_rusage
->ru_stime
.tv_sec
= tswapl(rusage
->ru_stime
.tv_sec
);
384 target_rusage
->ru_stime
.tv_usec
= tswapl(rusage
->ru_stime
.tv_usec
);
385 target_rusage
->ru_maxrss
= tswapl(rusage
->ru_maxrss
);
386 target_rusage
->ru_ixrss
= tswapl(rusage
->ru_ixrss
);
387 target_rusage
->ru_idrss
= tswapl(rusage
->ru_idrss
);
388 target_rusage
->ru_isrss
= tswapl(rusage
->ru_isrss
);
389 target_rusage
->ru_minflt
= tswapl(rusage
->ru_minflt
);
390 target_rusage
->ru_majflt
= tswapl(rusage
->ru_majflt
);
391 target_rusage
->ru_nswap
= tswapl(rusage
->ru_nswap
);
392 target_rusage
->ru_inblock
= tswapl(rusage
->ru_inblock
);
393 target_rusage
->ru_oublock
= tswapl(rusage
->ru_oublock
);
394 target_rusage
->ru_msgsnd
= tswapl(rusage
->ru_msgsnd
);
395 target_rusage
->ru_msgrcv
= tswapl(rusage
->ru_msgrcv
);
396 target_rusage
->ru_nsignals
= tswapl(rusage
->ru_nsignals
);
397 target_rusage
->ru_nvcsw
= tswapl(rusage
->ru_nvcsw
);
398 target_rusage
->ru_nivcsw
= tswapl(rusage
->ru_nivcsw
);
401 static inline void target_to_host_timeval(struct timeval
*tv
,
402 const struct target_timeval
*target_tv
)
404 tv
->tv_sec
= tswapl(target_tv
->tv_sec
);
405 tv
->tv_usec
= tswapl(target_tv
->tv_usec
);
408 static inline void host_to_target_timeval(struct target_timeval
*target_tv
,
409 const struct timeval
*tv
)
411 target_tv
->tv_sec
= tswapl(tv
->tv_sec
);
412 target_tv
->tv_usec
= tswapl(tv
->tv_usec
);
416 static long do_select(long n
,
417 target_long
*target_rfds
, target_long
*target_wfds
,
418 target_long
*target_efds
, struct target_timeval
*target_tv
)
420 fd_set rfds
, wfds
, efds
;
421 fd_set
*rfds_ptr
, *wfds_ptr
, *efds_ptr
;
422 struct timeval tv
, *tv_ptr
;
425 rfds_ptr
= target_to_host_fds(&rfds
, target_rfds
, n
);
426 wfds_ptr
= target_to_host_fds(&wfds
, target_wfds
, n
);
427 efds_ptr
= target_to_host_fds(&efds
, target_efds
, n
);
430 target_to_host_timeval(&tv
, target_tv
);
435 ret
= get_errno(select(n
, rfds_ptr
, wfds_ptr
, efds_ptr
, tv_ptr
));
436 if (!is_error(ret
)) {
437 host_to_target_fds(target_rfds
, rfds_ptr
, n
);
438 host_to_target_fds(target_wfds
, wfds_ptr
, n
);
439 host_to_target_fds(target_efds
, efds_ptr
, n
);
442 host_to_target_timeval(target_tv
, &tv
);
448 static inline void target_to_host_sockaddr(struct sockaddr
*addr
,
449 struct target_sockaddr
*target_addr
,
452 memcpy(addr
, target_addr
, len
);
453 addr
->sa_family
= tswap16(target_addr
->sa_family
);
456 static inline void host_to_target_sockaddr(struct target_sockaddr
*target_addr
,
457 struct sockaddr
*addr
,
460 memcpy(target_addr
, addr
, len
);
461 target_addr
->sa_family
= tswap16(addr
->sa_family
);
464 static inline void target_to_host_cmsg(struct msghdr
*msgh
,
465 struct target_msghdr
*target_msgh
)
467 struct cmsghdr
*cmsg
= CMSG_FIRSTHDR(msgh
);
468 struct target_cmsghdr
*target_cmsg
= TARGET_CMSG_FIRSTHDR(target_msgh
);
471 while (cmsg
&& target_cmsg
) {
472 void *data
= CMSG_DATA(cmsg
);
473 void *target_data
= TARGET_CMSG_DATA(target_cmsg
);
475 int len
= tswapl(target_cmsg
->cmsg_len
)
476 - TARGET_CMSG_ALIGN(sizeof (struct target_cmsghdr
));
478 space
+= CMSG_SPACE(len
);
479 if (space
> msgh
->msg_controllen
) {
480 space
-= CMSG_SPACE(len
);
481 gemu_log("Host cmsg overflow");
485 cmsg
->cmsg_level
= tswap32(target_cmsg
->cmsg_level
);
486 cmsg
->cmsg_type
= tswap32(target_cmsg
->cmsg_type
);
487 cmsg
->cmsg_len
= CMSG_LEN(len
);
489 if (cmsg
->cmsg_level
!= SOL_SOCKET
|| cmsg
->cmsg_type
!= SCM_RIGHTS
) {
490 gemu_log("Unsupported ancillary data: %d/%d\n", cmsg
->cmsg_level
, cmsg
->cmsg_type
);
491 memcpy(data
, target_data
, len
);
493 int *fd
= (int *)data
;
494 int *target_fd
= (int *)target_data
;
495 int i
, numfds
= len
/ sizeof(int);
497 for (i
= 0; i
< numfds
; i
++)
498 fd
[i
] = tswap32(target_fd
[i
]);
501 cmsg
= CMSG_NXTHDR(msgh
, cmsg
);
502 target_cmsg
= TARGET_CMSG_NXTHDR(target_msgh
, target_cmsg
);
505 msgh
->msg_controllen
= space
;
508 static inline void host_to_target_cmsg(struct target_msghdr
*target_msgh
,
511 struct cmsghdr
*cmsg
= CMSG_FIRSTHDR(msgh
);
512 struct target_cmsghdr
*target_cmsg
= TARGET_CMSG_FIRSTHDR(target_msgh
);
515 while (cmsg
&& target_cmsg
) {
516 void *data
= CMSG_DATA(cmsg
);
517 void *target_data
= TARGET_CMSG_DATA(target_cmsg
);
519 int len
= cmsg
->cmsg_len
- CMSG_ALIGN(sizeof (struct cmsghdr
));
521 space
+= TARGET_CMSG_SPACE(len
);
522 if (space
> tswapl(target_msgh
->msg_controllen
)) {
523 space
-= TARGET_CMSG_SPACE(len
);
524 gemu_log("Target cmsg overflow");
528 target_cmsg
->cmsg_level
= tswap32(cmsg
->cmsg_level
);
529 target_cmsg
->cmsg_type
= tswap32(cmsg
->cmsg_type
);
530 target_cmsg
->cmsg_len
= tswapl(TARGET_CMSG_LEN(len
));
532 if (cmsg
->cmsg_level
!= SOL_SOCKET
|| cmsg
->cmsg_type
!= SCM_RIGHTS
) {
533 gemu_log("Unsupported ancillary data: %d/%d\n", cmsg
->cmsg_level
, cmsg
->cmsg_type
);
534 memcpy(target_data
, data
, len
);
536 int *fd
= (int *)data
;
537 int *target_fd
= (int *)target_data
;
538 int i
, numfds
= len
/ sizeof(int);
540 for (i
= 0; i
< numfds
; i
++)
541 target_fd
[i
] = tswap32(fd
[i
]);
544 cmsg
= CMSG_NXTHDR(msgh
, cmsg
);
545 target_cmsg
= TARGET_CMSG_NXTHDR(target_msgh
, target_cmsg
);
548 msgh
->msg_controllen
= tswapl(space
);
551 static long do_setsockopt(int sockfd
, int level
, int optname
,
552 void *optval
, socklen_t optlen
)
554 if (level
== SOL_TCP
) {
555 /* TCP options all take an 'int' value. */
558 if (optlen
< sizeof(uint32_t))
561 val
= tswap32(*(uint32_t *)optval
);
562 return get_errno(setsockopt(sockfd
, level
, optname
, &val
, sizeof(val
)));
565 else if (level
!= SOL_SOCKET
) {
566 gemu_log("Unsupported setsockopt level: %d\n", level
);
571 /* Options with 'int' argument. */
592 if (optlen
< sizeof(uint32_t))
594 val
= tswap32(*(uint32_t *)optval
);
595 return get_errno(setsockopt(sockfd
, level
, optname
, &val
, sizeof(val
)));
599 gemu_log("Unsupported setsockopt SOL_SOCKET option: %d\n", optname
);
604 static long do_getsockopt(int sockfd
, int level
, int optname
,
605 void *optval
, socklen_t
*optlen
)
607 gemu_log("getsockopt not yet supported\n");
611 static long do_socketcall(int num
, int32_t *vptr
)
618 int domain
= tswap32(vptr
[0]);
619 int type
= tswap32(vptr
[1]);
620 int protocol
= tswap32(vptr
[2]);
622 ret
= get_errno(socket(domain
, type
, protocol
));
627 int sockfd
= tswap32(vptr
[0]);
628 void *target_addr
= (void *)tswap32(vptr
[1]);
629 socklen_t addrlen
= tswap32(vptr
[2]);
630 void *addr
= alloca(addrlen
);
632 target_to_host_sockaddr(addr
, target_addr
, addrlen
);
633 ret
= get_errno(bind(sockfd
, addr
, addrlen
));
638 int sockfd
= tswap32(vptr
[0]);
639 void *target_addr
= (void *)tswap32(vptr
[1]);
640 socklen_t addrlen
= tswap32(vptr
[2]);
641 void *addr
= alloca(addrlen
);
643 target_to_host_sockaddr(addr
, target_addr
, addrlen
);
644 ret
= get_errno(connect(sockfd
, addr
, addrlen
));
649 int sockfd
= tswap32(vptr
[0]);
650 int backlog
= tswap32(vptr
[1]);
652 ret
= get_errno(listen(sockfd
, backlog
));
657 int sockfd
= tswap32(vptr
[0]);
658 void *target_addr
= (void *)tswap32(vptr
[1]);
659 uint32_t *target_addrlen
= (void *)tswap32(vptr
[2]);
660 socklen_t addrlen
= tswap32(*target_addrlen
);
661 void *addr
= alloca(addrlen
);
663 ret
= get_errno(accept(sockfd
, addr
, &addrlen
));
664 if (!is_error(ret
)) {
665 host_to_target_sockaddr(target_addr
, addr
, addrlen
);
666 *target_addrlen
= tswap32(addrlen
);
670 case SOCKOP_getsockname
:
672 int sockfd
= tswap32(vptr
[0]);
673 void *target_addr
= (void *)tswap32(vptr
[1]);
674 uint32_t *target_addrlen
= (void *)tswap32(vptr
[2]);
675 socklen_t addrlen
= tswap32(*target_addrlen
);
676 void *addr
= alloca(addrlen
);
678 ret
= get_errno(getsockname(sockfd
, addr
, &addrlen
));
679 if (!is_error(ret
)) {
680 host_to_target_sockaddr(target_addr
, addr
, addrlen
);
681 *target_addrlen
= tswap32(addrlen
);
685 case SOCKOP_getpeername
:
687 int sockfd
= tswap32(vptr
[0]);
688 void *target_addr
= (void *)tswap32(vptr
[1]);
689 uint32_t *target_addrlen
= (void *)tswap32(vptr
[2]);
690 socklen_t addrlen
= tswap32(*target_addrlen
);
691 void *addr
= alloca(addrlen
);
693 ret
= get_errno(getpeername(sockfd
, addr
, &addrlen
));
694 if (!is_error(ret
)) {
695 host_to_target_sockaddr(target_addr
, addr
, addrlen
);
696 *target_addrlen
= tswap32(addrlen
);
700 case SOCKOP_socketpair
:
702 int domain
= tswap32(vptr
[0]);
703 int type
= tswap32(vptr
[1]);
704 int protocol
= tswap32(vptr
[2]);
705 int32_t *target_tab
= (void *)tswap32(vptr
[3]);
708 ret
= get_errno(socketpair(domain
, type
, protocol
, tab
));
709 if (!is_error(ret
)) {
710 target_tab
[0] = tswap32(tab
[0]);
711 target_tab
[1] = tswap32(tab
[1]);
717 int sockfd
= tswap32(vptr
[0]);
718 void *msg
= (void *)tswap32(vptr
[1]);
719 size_t len
= tswap32(vptr
[2]);
720 int flags
= tswap32(vptr
[3]);
722 ret
= get_errno(send(sockfd
, msg
, len
, flags
));
727 int sockfd
= tswap32(vptr
[0]);
728 void *msg
= (void *)tswap32(vptr
[1]);
729 size_t len
= tswap32(vptr
[2]);
730 int flags
= tswap32(vptr
[3]);
732 ret
= get_errno(recv(sockfd
, msg
, len
, flags
));
737 int sockfd
= tswap32(vptr
[0]);
738 void *msg
= (void *)tswap32(vptr
[1]);
739 size_t len
= tswap32(vptr
[2]);
740 int flags
= tswap32(vptr
[3]);
741 void *target_addr
= (void *)tswap32(vptr
[4]);
742 socklen_t addrlen
= tswap32(vptr
[5]);
743 void *addr
= alloca(addrlen
);
745 target_to_host_sockaddr(addr
, target_addr
, addrlen
);
746 ret
= get_errno(sendto(sockfd
, msg
, len
, flags
, addr
, addrlen
));
749 case SOCKOP_recvfrom
:
751 int sockfd
= tswap32(vptr
[0]);
752 void *msg
= (void *)tswap32(vptr
[1]);
753 size_t len
= tswap32(vptr
[2]);
754 int flags
= tswap32(vptr
[3]);
755 void *target_addr
= (void *)tswap32(vptr
[4]);
756 uint32_t *target_addrlen
= (void *)tswap32(vptr
[5]);
757 socklen_t addrlen
= tswap32(*target_addrlen
);
758 void *addr
= alloca(addrlen
);
760 ret
= get_errno(recvfrom(sockfd
, msg
, len
, flags
, addr
, &addrlen
));
761 if (!is_error(ret
)) {
762 host_to_target_sockaddr(target_addr
, addr
, addrlen
);
763 *target_addrlen
= tswap32(addrlen
);
767 case SOCKOP_shutdown
:
769 int sockfd
= tswap32(vptr
[0]);
770 int how
= tswap32(vptr
[1]);
772 ret
= get_errno(shutdown(sockfd
, how
));
779 struct target_msghdr
*msgp
;
783 struct target_iovec
*target_vec
;
785 msgp
= (void *)tswap32(vptr
[1]);
786 msg
.msg_name
= (void *)tswapl(msgp
->msg_name
);
787 msg
.msg_namelen
= tswapl(msgp
->msg_namelen
);
788 msg
.msg_controllen
= 2 * tswapl(msgp
->msg_controllen
);
789 msg
.msg_control
= alloca(msg
.msg_controllen
);
790 msg
.msg_flags
= tswap32(msgp
->msg_flags
);
792 count
= tswapl(msgp
->msg_iovlen
);
793 vec
= alloca(count
* sizeof(struct iovec
));
794 target_vec
= (void *)tswapl(msgp
->msg_iov
);
795 for(i
= 0;i
< count
; i
++) {
796 vec
[i
].iov_base
= (void *)tswapl(target_vec
[i
].iov_base
);
797 vec
[i
].iov_len
= tswapl(target_vec
[i
].iov_len
);
799 msg
.msg_iovlen
= count
;
802 fd
= tswap32(vptr
[0]);
803 flags
= tswap32(vptr
[2]);
804 if (num
== SOCKOP_sendmsg
) {
805 target_to_host_cmsg(&msg
, msgp
);
806 ret
= get_errno(sendmsg(fd
, &msg
, flags
));
808 ret
= get_errno(recvmsg(fd
, &msg
, flags
));
810 host_to_target_cmsg(msgp
, &msg
);
814 case SOCKOP_setsockopt
:
816 int sockfd
= tswap32(vptr
[0]);
817 int level
= tswap32(vptr
[1]);
818 int optname
= tswap32(vptr
[2]);
819 void *optval
= (void *)tswap32(vptr
[3]);
820 socklen_t optlen
= tswap32(vptr
[4]);
822 ret
= do_setsockopt(sockfd
, level
, optname
, optval
, optlen
);
825 case SOCKOP_getsockopt
:
827 int sockfd
= tswap32(vptr
[0]);
828 int level
= tswap32(vptr
[1]);
829 int optname
= tswap32(vptr
[2]);
830 void *optval
= (void *)tswap32(vptr
[3]);
831 uint32_t *target_len
= (void *)tswap32(vptr
[4]);
832 socklen_t optlen
= tswap32(*target_len
);
834 ret
= do_getsockopt(sockfd
, level
, optname
, optval
, &optlen
);
836 *target_len
= tswap32(optlen
);
840 gemu_log("Unsupported socketcall: %d\n", num
);
847 /* kernel structure types definitions */
850 #define STRUCT(name, list...) STRUCT_ ## name,
851 #define STRUCT_SPECIAL(name) STRUCT_ ## name,
853 #include "syscall_types.h"
856 #undef STRUCT_SPECIAL
858 #define STRUCT(name, list...) const argtype struct_ ## name ## _def[] = { list, TYPE_NULL };
859 #define STRUCT_SPECIAL(name)
860 #include "syscall_types.h"
862 #undef STRUCT_SPECIAL
864 typedef struct IOCTLEntry
{
865 unsigned int target_cmd
;
866 unsigned int host_cmd
;
869 const argtype arg_type
[5];
874 #define IOC_RW (IOC_R | IOC_W)
876 #define MAX_STRUCT_SIZE 4096
878 IOCTLEntry ioctl_entries
[] = {
879 #define IOCTL(cmd, access, types...) \
880 { TARGET_ ## cmd, cmd, #cmd, access, { types } },
885 static long do_ioctl(long fd
, long cmd
, long arg
)
887 const IOCTLEntry
*ie
;
888 const argtype
*arg_type
;
890 uint8_t buf_temp
[MAX_STRUCT_SIZE
];
894 if (ie
->target_cmd
== 0) {
895 gemu_log("Unsupported ioctl: cmd=0x%04lx\n", cmd
);
898 if (ie
->target_cmd
== cmd
)
902 arg_type
= ie
->arg_type
;
904 gemu_log("ioctl: cmd=0x%04lx (%s)\n", cmd
, ie
->name
);
906 switch(arg_type
[0]) {
909 ret
= get_errno(ioctl(fd
, ie
->host_cmd
));
914 ret
= get_errno(ioctl(fd
, ie
->host_cmd
, arg
));
920 ret
= get_errno(ioctl(fd
, ie
->host_cmd
, buf_temp
));
921 if (!is_error(ret
)) {
922 thunk_convert((void *)arg
, buf_temp
, arg_type
, THUNK_TARGET
);
926 thunk_convert(buf_temp
, (void *)arg
, arg_type
, THUNK_HOST
);
927 ret
= get_errno(ioctl(fd
, ie
->host_cmd
, buf_temp
));
931 thunk_convert(buf_temp
, (void *)arg
, arg_type
, THUNK_HOST
);
932 ret
= get_errno(ioctl(fd
, ie
->host_cmd
, buf_temp
));
933 if (!is_error(ret
)) {
934 thunk_convert((void *)arg
, buf_temp
, arg_type
, THUNK_TARGET
);
940 gemu_log("Unsupported ioctl type: cmd=0x%04lx type=%d\n", cmd
, arg_type
[0]);
947 bitmask_transtbl iflag_tbl
[] = {
948 { TARGET_IGNBRK
, TARGET_IGNBRK
, IGNBRK
, IGNBRK
},
949 { TARGET_BRKINT
, TARGET_BRKINT
, BRKINT
, BRKINT
},
950 { TARGET_IGNPAR
, TARGET_IGNPAR
, IGNPAR
, IGNPAR
},
951 { TARGET_PARMRK
, TARGET_PARMRK
, PARMRK
, PARMRK
},
952 { TARGET_INPCK
, TARGET_INPCK
, INPCK
, INPCK
},
953 { TARGET_ISTRIP
, TARGET_ISTRIP
, ISTRIP
, ISTRIP
},
954 { TARGET_INLCR
, TARGET_INLCR
, INLCR
, INLCR
},
955 { TARGET_IGNCR
, TARGET_IGNCR
, IGNCR
, IGNCR
},
956 { TARGET_ICRNL
, TARGET_ICRNL
, ICRNL
, ICRNL
},
957 { TARGET_IUCLC
, TARGET_IUCLC
, IUCLC
, IUCLC
},
958 { TARGET_IXON
, TARGET_IXON
, IXON
, IXON
},
959 { TARGET_IXANY
, TARGET_IXANY
, IXANY
, IXANY
},
960 { TARGET_IXOFF
, TARGET_IXOFF
, IXOFF
, IXOFF
},
961 { TARGET_IMAXBEL
, TARGET_IMAXBEL
, IMAXBEL
, IMAXBEL
},
965 bitmask_transtbl oflag_tbl
[] = {
966 { TARGET_OPOST
, TARGET_OPOST
, OPOST
, OPOST
},
967 { TARGET_OLCUC
, TARGET_OLCUC
, OLCUC
, OLCUC
},
968 { TARGET_ONLCR
, TARGET_ONLCR
, ONLCR
, ONLCR
},
969 { TARGET_OCRNL
, TARGET_OCRNL
, OCRNL
, OCRNL
},
970 { TARGET_ONOCR
, TARGET_ONOCR
, ONOCR
, ONOCR
},
971 { TARGET_ONLRET
, TARGET_ONLRET
, ONLRET
, ONLRET
},
972 { TARGET_OFILL
, TARGET_OFILL
, OFILL
, OFILL
},
973 { TARGET_OFDEL
, TARGET_OFDEL
, OFDEL
, OFDEL
},
974 { TARGET_NLDLY
, TARGET_NL0
, NLDLY
, NL0
},
975 { TARGET_NLDLY
, TARGET_NL1
, NLDLY
, NL1
},
976 { TARGET_CRDLY
, TARGET_CR0
, CRDLY
, CR0
},
977 { TARGET_CRDLY
, TARGET_CR1
, CRDLY
, CR1
},
978 { TARGET_CRDLY
, TARGET_CR2
, CRDLY
, CR2
},
979 { TARGET_CRDLY
, TARGET_CR3
, CRDLY
, CR3
},
980 { TARGET_TABDLY
, TARGET_TAB0
, TABDLY
, TAB0
},
981 { TARGET_TABDLY
, TARGET_TAB1
, TABDLY
, TAB1
},
982 { TARGET_TABDLY
, TARGET_TAB2
, TABDLY
, TAB2
},
983 { TARGET_TABDLY
, TARGET_TAB3
, TABDLY
, TAB3
},
984 { TARGET_BSDLY
, TARGET_BS0
, BSDLY
, BS0
},
985 { TARGET_BSDLY
, TARGET_BS1
, BSDLY
, BS1
},
986 { TARGET_VTDLY
, TARGET_VT0
, VTDLY
, VT0
},
987 { TARGET_VTDLY
, TARGET_VT1
, VTDLY
, VT1
},
988 { TARGET_FFDLY
, TARGET_FF0
, FFDLY
, FF0
},
989 { TARGET_FFDLY
, TARGET_FF1
, FFDLY
, FF1
},
993 bitmask_transtbl cflag_tbl
[] = {
994 { TARGET_CBAUD
, TARGET_B0
, CBAUD
, B0
},
995 { TARGET_CBAUD
, TARGET_B50
, CBAUD
, B50
},
996 { TARGET_CBAUD
, TARGET_B75
, CBAUD
, B75
},
997 { TARGET_CBAUD
, TARGET_B110
, CBAUD
, B110
},
998 { TARGET_CBAUD
, TARGET_B134
, CBAUD
, B134
},
999 { TARGET_CBAUD
, TARGET_B150
, CBAUD
, B150
},
1000 { TARGET_CBAUD
, TARGET_B200
, CBAUD
, B200
},
1001 { TARGET_CBAUD
, TARGET_B300
, CBAUD
, B300
},
1002 { TARGET_CBAUD
, TARGET_B600
, CBAUD
, B600
},
1003 { TARGET_CBAUD
, TARGET_B1200
, CBAUD
, B1200
},
1004 { TARGET_CBAUD
, TARGET_B1800
, CBAUD
, B1800
},
1005 { TARGET_CBAUD
, TARGET_B2400
, CBAUD
, B2400
},
1006 { TARGET_CBAUD
, TARGET_B4800
, CBAUD
, B4800
},
1007 { TARGET_CBAUD
, TARGET_B9600
, CBAUD
, B9600
},
1008 { TARGET_CBAUD
, TARGET_B19200
, CBAUD
, B19200
},
1009 { TARGET_CBAUD
, TARGET_B38400
, CBAUD
, B38400
},
1010 { TARGET_CBAUD
, TARGET_B57600
, CBAUD
, B57600
},
1011 { TARGET_CBAUD
, TARGET_B115200
, CBAUD
, B115200
},
1012 { TARGET_CBAUD
, TARGET_B230400
, CBAUD
, B230400
},
1013 { TARGET_CBAUD
, TARGET_B460800
, CBAUD
, B460800
},
1014 { TARGET_CSIZE
, TARGET_CS5
, CSIZE
, CS5
},
1015 { TARGET_CSIZE
, TARGET_CS6
, CSIZE
, CS6
},
1016 { TARGET_CSIZE
, TARGET_CS7
, CSIZE
, CS7
},
1017 { TARGET_CSIZE
, TARGET_CS8
, CSIZE
, CS8
},
1018 { TARGET_CSTOPB
, TARGET_CSTOPB
, CSTOPB
, CSTOPB
},
1019 { TARGET_CREAD
, TARGET_CREAD
, CREAD
, CREAD
},
1020 { TARGET_PARENB
, TARGET_PARENB
, PARENB
, PARENB
},
1021 { TARGET_PARODD
, TARGET_PARODD
, PARODD
, PARODD
},
1022 { TARGET_HUPCL
, TARGET_HUPCL
, HUPCL
, HUPCL
},
1023 { TARGET_CLOCAL
, TARGET_CLOCAL
, CLOCAL
, CLOCAL
},
1024 { TARGET_CRTSCTS
, TARGET_CRTSCTS
, CRTSCTS
, CRTSCTS
},
1028 bitmask_transtbl lflag_tbl
[] = {
1029 { TARGET_ISIG
, TARGET_ISIG
, ISIG
, ISIG
},
1030 { TARGET_ICANON
, TARGET_ICANON
, ICANON
, ICANON
},
1031 { TARGET_XCASE
, TARGET_XCASE
, XCASE
, XCASE
},
1032 { TARGET_ECHO
, TARGET_ECHO
, ECHO
, ECHO
},
1033 { TARGET_ECHOE
, TARGET_ECHOE
, ECHOE
, ECHOE
},
1034 { TARGET_ECHOK
, TARGET_ECHOK
, ECHOK
, ECHOK
},
1035 { TARGET_ECHONL
, TARGET_ECHONL
, ECHONL
, ECHONL
},
1036 { TARGET_NOFLSH
, TARGET_NOFLSH
, NOFLSH
, NOFLSH
},
1037 { TARGET_TOSTOP
, TARGET_TOSTOP
, TOSTOP
, TOSTOP
},
1038 { TARGET_ECHOCTL
, TARGET_ECHOCTL
, ECHOCTL
, ECHOCTL
},
1039 { TARGET_ECHOPRT
, TARGET_ECHOPRT
, ECHOPRT
, ECHOPRT
},
1040 { TARGET_ECHOKE
, TARGET_ECHOKE
, ECHOKE
, ECHOKE
},
1041 { TARGET_FLUSHO
, TARGET_FLUSHO
, FLUSHO
, FLUSHO
},
1042 { TARGET_PENDIN
, TARGET_PENDIN
, PENDIN
, PENDIN
},
1043 { TARGET_IEXTEN
, TARGET_IEXTEN
, IEXTEN
, IEXTEN
},
1047 static void target_to_host_termios (void *dst
, const void *src
)
1049 struct host_termios
*host
= dst
;
1050 const struct target_termios
*target
= src
;
1053 target_to_host_bitmask(tswap32(target
->c_iflag
), iflag_tbl
);
1055 target_to_host_bitmask(tswap32(target
->c_oflag
), oflag_tbl
);
1057 target_to_host_bitmask(tswap32(target
->c_cflag
), cflag_tbl
);
1059 target_to_host_bitmask(tswap32(target
->c_lflag
), lflag_tbl
);
1060 host
->c_line
= target
->c_line
;
1062 host
->c_cc
[VINTR
] = target
->c_cc
[TARGET_VINTR
];
1063 host
->c_cc
[VQUIT
] = target
->c_cc
[TARGET_VQUIT
];
1064 host
->c_cc
[VERASE
] = target
->c_cc
[TARGET_VERASE
];
1065 host
->c_cc
[VKILL
] = target
->c_cc
[TARGET_VKILL
];
1066 host
->c_cc
[VEOF
] = target
->c_cc
[TARGET_VEOF
];
1067 host
->c_cc
[VTIME
] = target
->c_cc
[TARGET_VTIME
];
1068 host
->c_cc
[VMIN
] = target
->c_cc
[TARGET_VMIN
];
1069 host
->c_cc
[VSWTC
] = target
->c_cc
[TARGET_VSWTC
];
1070 host
->c_cc
[VSTART
] = target
->c_cc
[TARGET_VSTART
];
1071 host
->c_cc
[VSTOP
] = target
->c_cc
[TARGET_VSTOP
];
1072 host
->c_cc
[VSUSP
] = target
->c_cc
[TARGET_VSUSP
];
1073 host
->c_cc
[VEOL
] = target
->c_cc
[TARGET_VEOL
];
1074 host
->c_cc
[VREPRINT
] = target
->c_cc
[TARGET_VREPRINT
];
1075 host
->c_cc
[VDISCARD
] = target
->c_cc
[TARGET_VDISCARD
];
1076 host
->c_cc
[VWERASE
] = target
->c_cc
[TARGET_VWERASE
];
1077 host
->c_cc
[VLNEXT
] = target
->c_cc
[TARGET_VLNEXT
];
1078 host
->c_cc
[VEOL2
] = target
->c_cc
[TARGET_VEOL2
];
1081 static void host_to_target_termios (void *dst
, const void *src
)
1083 struct target_termios
*target
= dst
;
1084 const struct host_termios
*host
= src
;
1087 tswap32(host_to_target_bitmask(host
->c_iflag
, iflag_tbl
));
1089 tswap32(host_to_target_bitmask(host
->c_oflag
, oflag_tbl
));
1091 tswap32(host_to_target_bitmask(host
->c_cflag
, cflag_tbl
));
1093 tswap32(host_to_target_bitmask(host
->c_lflag
, lflag_tbl
));
1094 target
->c_line
= host
->c_line
;
1096 target
->c_cc
[TARGET_VINTR
] = host
->c_cc
[VINTR
];
1097 target
->c_cc
[TARGET_VQUIT
] = host
->c_cc
[VQUIT
];
1098 target
->c_cc
[TARGET_VERASE
] = host
->c_cc
[VERASE
];
1099 target
->c_cc
[TARGET_VKILL
] = host
->c_cc
[VKILL
];
1100 target
->c_cc
[TARGET_VEOF
] = host
->c_cc
[VEOF
];
1101 target
->c_cc
[TARGET_VTIME
] = host
->c_cc
[VTIME
];
1102 target
->c_cc
[TARGET_VMIN
] = host
->c_cc
[VMIN
];
1103 target
->c_cc
[TARGET_VSWTC
] = host
->c_cc
[VSWTC
];
1104 target
->c_cc
[TARGET_VSTART
] = host
->c_cc
[VSTART
];
1105 target
->c_cc
[TARGET_VSTOP
] = host
->c_cc
[VSTOP
];
1106 target
->c_cc
[TARGET_VSUSP
] = host
->c_cc
[VSUSP
];
1107 target
->c_cc
[TARGET_VEOL
] = host
->c_cc
[VEOL
];
1108 target
->c_cc
[TARGET_VREPRINT
] = host
->c_cc
[VREPRINT
];
1109 target
->c_cc
[TARGET_VDISCARD
] = host
->c_cc
[VDISCARD
];
1110 target
->c_cc
[TARGET_VWERASE
] = host
->c_cc
[VWERASE
];
1111 target
->c_cc
[TARGET_VLNEXT
] = host
->c_cc
[VLNEXT
];
1112 target
->c_cc
[TARGET_VEOL2
] = host
->c_cc
[VEOL2
];
1115 StructEntry struct_termios_def
= {
1116 .convert
= { host_to_target_termios
, target_to_host_termios
},
1117 .size
= { sizeof(struct target_termios
), sizeof(struct host_termios
) },
1118 .align
= { __alignof__(struct target_termios
), __alignof__(struct host_termios
) },
1121 static bitmask_transtbl mmap_flags_tbl
[] = {
1122 { TARGET_MAP_SHARED
, TARGET_MAP_SHARED
, MAP_SHARED
, MAP_SHARED
},
1123 { TARGET_MAP_PRIVATE
, TARGET_MAP_PRIVATE
, MAP_PRIVATE
, MAP_PRIVATE
},
1124 { TARGET_MAP_FIXED
, TARGET_MAP_FIXED
, MAP_FIXED
, MAP_FIXED
},
1125 { TARGET_MAP_ANONYMOUS
, TARGET_MAP_ANONYMOUS
, MAP_ANONYMOUS
, MAP_ANONYMOUS
},
1126 { TARGET_MAP_GROWSDOWN
, TARGET_MAP_GROWSDOWN
, MAP_GROWSDOWN
, MAP_GROWSDOWN
},
1127 { TARGET_MAP_DENYWRITE
, TARGET_MAP_DENYWRITE
, MAP_DENYWRITE
, MAP_DENYWRITE
},
1128 { TARGET_MAP_EXECUTABLE
, TARGET_MAP_EXECUTABLE
, MAP_EXECUTABLE
, MAP_EXECUTABLE
},
1129 { TARGET_MAP_LOCKED
, TARGET_MAP_LOCKED
, MAP_LOCKED
, MAP_LOCKED
},
1133 static bitmask_transtbl fcntl_flags_tbl
[] = {
1134 { TARGET_O_ACCMODE
, TARGET_O_WRONLY
, O_ACCMODE
, O_WRONLY
, },
1135 { TARGET_O_ACCMODE
, TARGET_O_RDWR
, O_ACCMODE
, O_RDWR
, },
1136 { TARGET_O_CREAT
, TARGET_O_CREAT
, O_CREAT
, O_CREAT
, },
1137 { TARGET_O_EXCL
, TARGET_O_EXCL
, O_EXCL
, O_EXCL
, },
1138 { TARGET_O_NOCTTY
, TARGET_O_NOCTTY
, O_NOCTTY
, O_NOCTTY
, },
1139 { TARGET_O_TRUNC
, TARGET_O_TRUNC
, O_TRUNC
, O_TRUNC
, },
1140 { TARGET_O_APPEND
, TARGET_O_APPEND
, O_APPEND
, O_APPEND
, },
1141 { TARGET_O_NONBLOCK
, TARGET_O_NONBLOCK
, O_NONBLOCK
, O_NONBLOCK
, },
1142 { TARGET_O_SYNC
, TARGET_O_SYNC
, O_SYNC
, O_SYNC
, },
1143 { TARGET_FASYNC
, TARGET_FASYNC
, FASYNC
, FASYNC
, },
1144 { TARGET_O_DIRECTORY
, TARGET_O_DIRECTORY
, O_DIRECTORY
, O_DIRECTORY
, },
1145 { TARGET_O_NOFOLLOW
, TARGET_O_NOFOLLOW
, O_NOFOLLOW
, O_NOFOLLOW
, },
1146 { TARGET_O_LARGEFILE
, TARGET_O_LARGEFILE
, O_LARGEFILE
, O_LARGEFILE
, },
1147 { TARGET_O_DIRECT
, TARGET_O_DIRECT
, O_DIRECT
, O_DIRECT
, },
1151 #if defined(TARGET_I386)
1153 /* NOTE: there is really one LDT for all the threads */
1156 static int read_ldt(void *ptr
, unsigned long bytecount
)
1162 size
= TARGET_LDT_ENTRIES
* TARGET_LDT_ENTRY_SIZE
;
1163 if (size
> bytecount
)
1165 memcpy(ptr
, ldt_table
, size
);
1169 /* XXX: add locking support */
1170 static int write_ldt(CPUX86State
*env
,
1171 void *ptr
, unsigned long bytecount
, int oldmode
)
1173 struct target_modify_ldt_ldt_s ldt_info
;
1174 int seg_32bit
, contents
, read_exec_only
, limit_in_pages
;
1175 int seg_not_present
, useable
;
1176 uint32_t *lp
, entry_1
, entry_2
;
1178 if (bytecount
!= sizeof(ldt_info
))
1180 memcpy(&ldt_info
, ptr
, sizeof(ldt_info
));
1181 tswap32s(&ldt_info
.entry_number
);
1182 tswapls((long *)&ldt_info
.base_addr
);
1183 tswap32s(&ldt_info
.limit
);
1184 tswap32s(&ldt_info
.flags
);
1186 if (ldt_info
.entry_number
>= TARGET_LDT_ENTRIES
)
1188 seg_32bit
= ldt_info
.flags
& 1;
1189 contents
= (ldt_info
.flags
>> 1) & 3;
1190 read_exec_only
= (ldt_info
.flags
>> 3) & 1;
1191 limit_in_pages
= (ldt_info
.flags
>> 4) & 1;
1192 seg_not_present
= (ldt_info
.flags
>> 5) & 1;
1193 useable
= (ldt_info
.flags
>> 6) & 1;
1195 if (contents
== 3) {
1198 if (seg_not_present
== 0)
1201 /* allocate the LDT */
1203 ldt_table
= malloc(TARGET_LDT_ENTRIES
* TARGET_LDT_ENTRY_SIZE
);
1206 memset(ldt_table
, 0, TARGET_LDT_ENTRIES
* TARGET_LDT_ENTRY_SIZE
);
1207 env
->ldt
.base
= ldt_table
;
1208 env
->ldt
.limit
= 0xffff;
1211 /* NOTE: same code as Linux kernel */
1212 /* Allow LDTs to be cleared by the user. */
1213 if (ldt_info
.base_addr
== 0 && ldt_info
.limit
== 0) {
1216 read_exec_only
== 1 &&
1218 limit_in_pages
== 0 &&
1219 seg_not_present
== 1 &&
1227 entry_1
= ((ldt_info
.base_addr
& 0x0000ffff) << 16) |
1228 (ldt_info
.limit
& 0x0ffff);
1229 entry_2
= (ldt_info
.base_addr
& 0xff000000) |
1230 ((ldt_info
.base_addr
& 0x00ff0000) >> 16) |
1231 (ldt_info
.limit
& 0xf0000) |
1232 ((read_exec_only
^ 1) << 9) |
1234 ((seg_not_present
^ 1) << 15) |
1236 (limit_in_pages
<< 23) |
1239 entry_2
|= (useable
<< 20);
1241 /* Install the new entry ... */
1243 lp
= (uint32_t *)(ldt_table
+ (ldt_info
.entry_number
<< 3));
1244 lp
[0] = tswap32(entry_1
);
1245 lp
[1] = tswap32(entry_2
);
1249 /* specific and weird i386 syscalls */
1250 int do_modify_ldt(CPUX86State
*env
, int func
, void *ptr
, unsigned long bytecount
)
1256 ret
= read_ldt(ptr
, bytecount
);
1259 ret
= write_ldt(env
, ptr
, bytecount
, 1);
1262 ret
= write_ldt(env
, ptr
, bytecount
, 0);
1268 #endif /* defined(TARGET_I386) */
1270 /* this stack is the equivalent of the kernel stack associated with a
1272 #define NEW_STACK_SIZE 8192
1274 static int clone_func(void *arg
)
1276 CPUState
*env
= arg
;
1282 int do_fork(CPUState
*env
, unsigned int flags
, unsigned long newsp
)
1289 if (flags
& CLONE_VM
) {
1290 ts
= malloc(sizeof(TaskState
) + NEW_STACK_SIZE
);
1291 memset(ts
, 0, sizeof(TaskState
));
1292 new_stack
= ts
->stack
;
1294 /* add in task state list */
1295 ts
->next
= first_task_state
;
1296 first_task_state
= ts
;
1297 /* we create a new CPU instance. */
1298 new_env
= cpu_init();
1299 memcpy(new_env
, env
, sizeof(CPUState
));
1300 #if defined(TARGET_I386)
1302 newsp
= env
->regs
[R_ESP
];
1303 new_env
->regs
[R_ESP
] = newsp
;
1304 new_env
->regs
[R_EAX
] = 0;
1305 #elif defined(TARGET_ARM)
1307 newsp
= env
->regs
[13];
1308 new_env
->regs
[13] = newsp
;
1309 new_env
->regs
[0] = 0;
1310 #elif defined(TARGET_SPARC)
1311 printf ("HELPME: %s:%d\n", __FILE__
, __LINE__
);
1312 #elif defined(TARGET_PPC)
1314 newsp
= env
->gpr
[1];
1315 new_env
->gpr
[1] = newsp
;
1318 for (i
= 7; i
< 32; i
++)
1319 new_env
->gpr
[i
] = 0;
1322 #error unsupported target CPU
1324 new_env
->opaque
= ts
;
1326 ret
= clone2(clone_func
, new_stack
+ NEW_STACK_SIZE
, flags
, new_env
);
1328 ret
= clone(clone_func
, new_stack
+ NEW_STACK_SIZE
, flags
, new_env
);
1331 /* if no CLONE_VM, we consider it is a fork */
1332 if ((flags
& ~CSIGNAL
) != 0)
1339 static long do_fcntl(int fd
, int cmd
, unsigned long arg
)
1342 struct target_flock
*target_fl
= (void *)arg
;
1346 case TARGET_F_GETLK
:
1347 ret
= fcntl(fd
, cmd
, &fl
);
1349 target_fl
->l_type
= tswap16(fl
.l_type
);
1350 target_fl
->l_whence
= tswap16(fl
.l_whence
);
1351 target_fl
->l_start
= tswapl(fl
.l_start
);
1352 target_fl
->l_len
= tswapl(fl
.l_len
);
1353 target_fl
->l_pid
= tswapl(fl
.l_pid
);
1357 case TARGET_F_SETLK
:
1358 case TARGET_F_SETLKW
:
1359 fl
.l_type
= tswap16(target_fl
->l_type
);
1360 fl
.l_whence
= tswap16(target_fl
->l_whence
);
1361 fl
.l_start
= tswapl(target_fl
->l_start
);
1362 fl
.l_len
= tswapl(target_fl
->l_len
);
1363 fl
.l_pid
= tswapl(target_fl
->l_pid
);
1364 ret
= fcntl(fd
, cmd
, &fl
);
1367 case TARGET_F_GETLK64
:
1368 case TARGET_F_SETLK64
:
1369 case TARGET_F_SETLKW64
:
1375 ret
= fcntl(fd
, cmd
, arg
);
1376 ret
= host_to_target_bitmask(ret
, fcntl_flags_tbl
);
1380 ret
= fcntl(fd
, cmd
, target_to_host_bitmask(arg
, fcntl_flags_tbl
));
1384 ret
= fcntl(fd
, cmd
, arg
);
1392 static inline int high2lowuid(int uid
)
1400 static inline int high2lowgid(int gid
)
1408 static inline int low2highuid(int uid
)
1410 if ((int16_t)uid
== -1)
1416 static inline int low2highgid(int gid
)
1418 if ((int16_t)gid
== -1)
1424 #endif /* USE_UID16 */
1426 void syscall_init(void)
1429 const argtype
*arg_type
;
1432 #define STRUCT(name, list...) thunk_register_struct(STRUCT_ ## name, #name, struct_ ## name ## _def);
1433 #define STRUCT_SPECIAL(name) thunk_register_struct_direct(STRUCT_ ## name, #name, &struct_ ## name ## _def);
1434 #include "syscall_types.h"
1436 #undef STRUCT_SPECIAL
1438 /* we patch the ioctl size if necessary. We rely on the fact that
1439 no ioctl has all the bits at '1' in the size field */
1441 while (ie
->target_cmd
!= 0) {
1442 if (((ie
->target_cmd
>> TARGET_IOC_SIZESHIFT
) & TARGET_IOC_SIZEMASK
) ==
1443 TARGET_IOC_SIZEMASK
) {
1444 arg_type
= ie
->arg_type
;
1445 if (arg_type
[0] != TYPE_PTR
) {
1446 fprintf(stderr
, "cannot patch size for ioctl 0x%x\n",
1451 size
= thunk_type_size(arg_type
, 0);
1452 ie
->target_cmd
= (ie
->target_cmd
&
1453 ~(TARGET_IOC_SIZEMASK
<< TARGET_IOC_SIZESHIFT
)) |
1454 (size
<< TARGET_IOC_SIZESHIFT
);
1456 /* automatic consistency check if same arch */
1457 #if defined(__i386__) && defined(TARGET_I386)
1458 if (ie
->target_cmd
!= ie
->host_cmd
) {
1459 fprintf(stderr
, "ERROR: ioctl: target=0x%x host=0x%x\n",
1460 ie
->target_cmd
, ie
->host_cmd
);
1467 long do_syscall(void *cpu_env
, int num
, long arg1
, long arg2
, long arg3
,
1468 long arg4
, long arg5
, long arg6
)
1472 struct kernel_statfs
*stfs
;
1475 gemu_log("syscall %d", num
);
1478 case TARGET_NR_exit
:
1482 /* XXX: should free thread stack and CPU env */
1484 ret
= 0; /* avoid warning */
1486 case TARGET_NR_read
:
1487 page_unprotect_range((void *)arg2
, arg3
);
1488 ret
= get_errno(read(arg1
, (void *)arg2
, arg3
));
1490 case TARGET_NR_write
:
1491 ret
= get_errno(write(arg1
, (void *)arg2
, arg3
));
1493 case TARGET_NR_open
:
1494 ret
= get_errno(open(path((const char *)arg1
),
1495 target_to_host_bitmask(arg2
, fcntl_flags_tbl
),
1498 case TARGET_NR_close
:
1499 ret
= get_errno(close(arg1
));
1502 ret
= do_brk((char *)arg1
);
1504 case TARGET_NR_fork
:
1505 ret
= get_errno(do_fork(cpu_env
, SIGCHLD
, 0));
1507 case TARGET_NR_waitpid
:
1509 int *status
= (int *)arg2
;
1510 ret
= get_errno(waitpid(arg1
, status
, arg3
));
1511 if (!is_error(ret
) && status
)
1512 tswapls((long *)&status
);
1515 case TARGET_NR_creat
:
1516 ret
= get_errno(creat((const char *)arg1
, arg2
));
1518 case TARGET_NR_link
:
1519 ret
= get_errno(link((const char *)arg1
, (const char *)arg2
));
1521 case TARGET_NR_unlink
:
1522 ret
= get_errno(unlink((const char *)arg1
));
1524 case TARGET_NR_execve
:
1526 char **argp
, **envp
;
1532 for (p
= (void *)arg2
; *p
; p
++)
1535 for (p
= (void *)arg3
; *p
; p
++)
1538 argp
= alloca((argc
+ 1) * sizeof(void *));
1539 envp
= alloca((envc
+ 1) * sizeof(void *));
1541 for (p
= (void *)arg2
, q
= argp
; *p
; p
++, q
++)
1542 *q
= (void *)tswap32(*p
);
1545 for (p
= (void *)arg3
, q
= envp
; *p
; p
++, q
++)
1546 *q
= (void *)tswap32(*p
);
1549 ret
= get_errno(execve((const char *)arg1
, argp
, envp
));
1552 case TARGET_NR_chdir
:
1553 ret
= get_errno(chdir((const char *)arg1
));
1555 case TARGET_NR_time
:
1557 int *time_ptr
= (int *)arg1
;
1558 ret
= get_errno(time((time_t *)time_ptr
));
1559 if (!is_error(ret
) && time_ptr
)
1563 case TARGET_NR_mknod
:
1564 ret
= get_errno(mknod((const char *)arg1
, arg2
, arg3
));
1566 case TARGET_NR_chmod
:
1567 ret
= get_errno(chmod((const char *)arg1
, arg2
));
1569 #ifdef TARGET_NR_break
1570 case TARGET_NR_break
:
1573 #ifdef TARGET_NR_oldstat
1574 case TARGET_NR_oldstat
:
1577 case TARGET_NR_lseek
:
1578 ret
= get_errno(lseek(arg1
, arg2
, arg3
));
1580 case TARGET_NR_getpid
:
1581 ret
= get_errno(getpid());
1583 case TARGET_NR_mount
:
1584 /* need to look at the data field */
1586 case TARGET_NR_umount
:
1587 ret
= get_errno(umount((const char *)arg1
));
1589 case TARGET_NR_stime
:
1591 int *time_ptr
= (int *)arg1
;
1594 ret
= get_errno(stime((time_t *)time_ptr
));
1597 case TARGET_NR_ptrace
:
1599 case TARGET_NR_alarm
:
1602 #ifdef TARGET_NR_oldfstat
1603 case TARGET_NR_oldfstat
:
1606 case TARGET_NR_pause
:
1607 ret
= get_errno(pause());
1609 case TARGET_NR_utime
:
1611 struct utimbuf tbuf
;
1612 struct target_utimbuf
*target_tbuf
= (void *)arg2
;
1613 tbuf
.actime
= tswapl(target_tbuf
->actime
);
1614 tbuf
.modtime
= tswapl(target_tbuf
->modtime
);
1615 ret
= get_errno(utime((const char *)arg1
, &tbuf
));
1618 #ifdef TARGET_NR_stty
1619 case TARGET_NR_stty
:
1622 #ifdef TARGET_NR_gtty
1623 case TARGET_NR_gtty
:
1626 case TARGET_NR_access
:
1627 ret
= get_errno(access((const char *)arg1
, arg2
));
1629 case TARGET_NR_nice
:
1630 ret
= get_errno(nice(arg1
));
1632 #ifdef TARGET_NR_ftime
1633 case TARGET_NR_ftime
:
1636 case TARGET_NR_sync
:
1640 case TARGET_NR_kill
:
1641 ret
= get_errno(kill(arg1
, arg2
));
1643 case TARGET_NR_rename
:
1644 ret
= get_errno(rename((const char *)arg1
, (const char *)arg2
));
1646 case TARGET_NR_mkdir
:
1647 ret
= get_errno(mkdir((const char *)arg1
, arg2
));
1649 case TARGET_NR_rmdir
:
1650 ret
= get_errno(rmdir((const char *)arg1
));
1653 ret
= get_errno(dup(arg1
));
1655 case TARGET_NR_pipe
:
1657 int *pipe_ptr
= (int *)arg1
;
1658 ret
= get_errno(pipe(pipe_ptr
));
1659 if (!is_error(ret
)) {
1660 tswap32s(&pipe_ptr
[0]);
1661 tswap32s(&pipe_ptr
[1]);
1665 case TARGET_NR_times
:
1667 struct target_tms
*tmsp
= (void *)arg1
;
1669 ret
= get_errno(times(&tms
));
1671 tmsp
->tms_utime
= tswapl(host_to_target_clock_t(tms
.tms_utime
));
1672 tmsp
->tms_stime
= tswapl(host_to_target_clock_t(tms
.tms_stime
));
1673 tmsp
->tms_cutime
= tswapl(host_to_target_clock_t(tms
.tms_cutime
));
1674 tmsp
->tms_cstime
= tswapl(host_to_target_clock_t(tms
.tms_cstime
));
1677 ret
= host_to_target_clock_t(ret
);
1680 #ifdef TARGET_NR_prof
1681 case TARGET_NR_prof
:
1684 case TARGET_NR_signal
:
1687 case TARGET_NR_acct
:
1689 case TARGET_NR_umount2
:
1690 ret
= get_errno(umount2((const char *)arg1
, arg2
));
1692 #ifdef TARGET_NR_lock
1693 case TARGET_NR_lock
:
1696 case TARGET_NR_ioctl
:
1697 ret
= do_ioctl(arg1
, arg2
, arg3
);
1699 case TARGET_NR_fcntl
:
1700 ret
= get_errno(do_fcntl(arg1
, arg2
, arg3
));
1702 #ifdef TARGET_NR_mpx
1706 case TARGET_NR_setpgid
:
1707 ret
= get_errno(setpgid(arg1
, arg2
));
1709 #ifdef TARGET_NR_ulimit
1710 case TARGET_NR_ulimit
:
1713 #ifdef TARGET_NR_oldolduname
1714 case TARGET_NR_oldolduname
:
1717 case TARGET_NR_umask
:
1718 ret
= get_errno(umask(arg1
));
1720 case TARGET_NR_chroot
:
1721 ret
= get_errno(chroot((const char *)arg1
));
1723 case TARGET_NR_ustat
:
1725 case TARGET_NR_dup2
:
1726 ret
= get_errno(dup2(arg1
, arg2
));
1728 case TARGET_NR_getppid
:
1729 ret
= get_errno(getppid());
1731 case TARGET_NR_getpgrp
:
1732 ret
= get_errno(getpgrp());
1734 case TARGET_NR_setsid
:
1735 ret
= get_errno(setsid());
1737 case TARGET_NR_sigaction
:
1739 struct target_old_sigaction
*old_act
= (void *)arg2
;
1740 struct target_old_sigaction
*old_oact
= (void *)arg3
;
1741 struct target_sigaction act
, oact
, *pact
;
1743 act
._sa_handler
= old_act
->_sa_handler
;
1744 target_siginitset(&act
.sa_mask
, old_act
->sa_mask
);
1745 act
.sa_flags
= old_act
->sa_flags
;
1746 act
.sa_restorer
= old_act
->sa_restorer
;
1751 ret
= get_errno(do_sigaction(arg1
, pact
, &oact
));
1752 if (!is_error(ret
) && old_oact
) {
1753 old_oact
->_sa_handler
= oact
._sa_handler
;
1754 old_oact
->sa_mask
= oact
.sa_mask
.sig
[0];
1755 old_oact
->sa_flags
= oact
.sa_flags
;
1756 old_oact
->sa_restorer
= oact
.sa_restorer
;
1760 case TARGET_NR_rt_sigaction
:
1761 ret
= get_errno(do_sigaction(arg1
, (void *)arg2
, (void *)arg3
));
1763 case TARGET_NR_sgetmask
:
1766 target_ulong target_set
;
1767 sigprocmask(0, NULL
, &cur_set
);
1768 host_to_target_old_sigset(&target_set
, &cur_set
);
1772 case TARGET_NR_ssetmask
:
1774 sigset_t set
, oset
, cur_set
;
1775 target_ulong target_set
= arg1
;
1776 sigprocmask(0, NULL
, &cur_set
);
1777 target_to_host_old_sigset(&set
, &target_set
);
1778 sigorset(&set
, &set
, &cur_set
);
1779 sigprocmask(SIG_SETMASK
, &set
, &oset
);
1780 host_to_target_old_sigset(&target_set
, &oset
);
1784 case TARGET_NR_sigprocmask
:
1787 sigset_t set
, oldset
, *set_ptr
;
1788 target_ulong
*pset
= (void *)arg2
, *poldset
= (void *)arg3
;
1792 case TARGET_SIG_BLOCK
:
1795 case TARGET_SIG_UNBLOCK
:
1798 case TARGET_SIG_SETMASK
:
1805 target_to_host_old_sigset(&set
, pset
);
1811 ret
= get_errno(sigprocmask(arg1
, set_ptr
, &oldset
));
1812 if (!is_error(ret
) && poldset
) {
1813 host_to_target_old_sigset(poldset
, &oldset
);
1817 case TARGET_NR_rt_sigprocmask
:
1820 sigset_t set
, oldset
, *set_ptr
;
1821 target_sigset_t
*pset
= (void *)arg2
;
1822 target_sigset_t
*poldset
= (void *)arg3
;
1826 case TARGET_SIG_BLOCK
:
1829 case TARGET_SIG_UNBLOCK
:
1832 case TARGET_SIG_SETMASK
:
1839 target_to_host_sigset(&set
, pset
);
1845 ret
= get_errno(sigprocmask(how
, set_ptr
, &oldset
));
1846 if (!is_error(ret
) && poldset
) {
1847 host_to_target_sigset(poldset
, &oldset
);
1851 case TARGET_NR_sigpending
:
1854 ret
= get_errno(sigpending(&set
));
1855 if (!is_error(ret
)) {
1856 host_to_target_old_sigset((target_ulong
*)arg1
, &set
);
1860 case TARGET_NR_rt_sigpending
:
1863 ret
= get_errno(sigpending(&set
));
1864 if (!is_error(ret
)) {
1865 host_to_target_sigset((target_sigset_t
*)arg1
, &set
);
1869 case TARGET_NR_sigsuspend
:
1872 target_to_host_old_sigset(&set
, (target_ulong
*)arg1
);
1873 ret
= get_errno(sigsuspend(&set
));
1876 case TARGET_NR_rt_sigsuspend
:
1879 target_to_host_sigset(&set
, (target_sigset_t
*)arg1
);
1880 ret
= get_errno(sigsuspend(&set
));
1883 case TARGET_NR_rt_sigtimedwait
:
1885 target_sigset_t
*target_set
= (void *)arg1
;
1886 target_siginfo_t
*target_uinfo
= (void *)arg2
;
1887 struct target_timespec
*target_uts
= (void *)arg3
;
1889 struct timespec uts
, *puts
;
1892 target_to_host_sigset(&set
, target_set
);
1895 puts
->tv_sec
= tswapl(target_uts
->tv_sec
);
1896 puts
->tv_nsec
= tswapl(target_uts
->tv_nsec
);
1900 ret
= get_errno(sigtimedwait(&set
, &uinfo
, puts
));
1901 if (!is_error(ret
) && target_uinfo
) {
1902 host_to_target_siginfo(target_uinfo
, &uinfo
);
1906 case TARGET_NR_rt_sigqueueinfo
:
1909 target_to_host_siginfo(&uinfo
, (target_siginfo_t
*)arg3
);
1910 ret
= get_errno(sys_rt_sigqueueinfo(arg1
, arg2
, &uinfo
));
1913 case TARGET_NR_sigreturn
:
1914 /* NOTE: ret is eax, so not transcoding must be done */
1915 ret
= do_sigreturn(cpu_env
);
1917 case TARGET_NR_rt_sigreturn
:
1918 /* NOTE: ret is eax, so not transcoding must be done */
1919 ret
= do_rt_sigreturn(cpu_env
);
1921 case TARGET_NR_sethostname
:
1922 ret
= get_errno(sethostname((const char *)arg1
, arg2
));
1924 case TARGET_NR_setrlimit
:
1926 /* XXX: convert resource ? */
1927 int resource
= arg1
;
1928 struct target_rlimit
*target_rlim
= (void *)arg2
;
1930 rlim
.rlim_cur
= tswapl(target_rlim
->rlim_cur
);
1931 rlim
.rlim_max
= tswapl(target_rlim
->rlim_max
);
1932 ret
= get_errno(setrlimit(resource
, &rlim
));
1935 case TARGET_NR_getrlimit
:
1937 /* XXX: convert resource ? */
1938 int resource
= arg1
;
1939 struct target_rlimit
*target_rlim
= (void *)arg2
;
1942 ret
= get_errno(getrlimit(resource
, &rlim
));
1943 if (!is_error(ret
)) {
1944 target_rlim
->rlim_cur
= tswapl(rlim
.rlim_cur
);
1945 target_rlim
->rlim_max
= tswapl(rlim
.rlim_max
);
1949 case TARGET_NR_getrusage
:
1951 struct rusage rusage
;
1952 struct target_rusage
*target_rusage
= (void *)arg2
;
1953 ret
= get_errno(getrusage(arg1
, &rusage
));
1954 if (!is_error(ret
)) {
1955 host_to_target_rusage(target_rusage
, &rusage
);
1959 case TARGET_NR_gettimeofday
:
1961 struct target_timeval
*target_tv
= (void *)arg1
;
1963 ret
= get_errno(gettimeofday(&tv
, NULL
));
1964 if (!is_error(ret
)) {
1965 host_to_target_timeval(target_tv
, &tv
);
1969 case TARGET_NR_settimeofday
:
1971 struct target_timeval
*target_tv
= (void *)arg1
;
1973 target_to_host_timeval(&tv
, target_tv
);
1974 ret
= get_errno(settimeofday(&tv
, NULL
));
1977 case TARGET_NR_select
:
1979 struct target_sel_arg_struct
*sel
= (void *)arg1
;
1980 sel
->n
= tswapl(sel
->n
);
1981 sel
->inp
= tswapl(sel
->inp
);
1982 sel
->outp
= tswapl(sel
->outp
);
1983 sel
->exp
= tswapl(sel
->exp
);
1984 sel
->tvp
= tswapl(sel
->tvp
);
1985 ret
= do_select(sel
->n
, (void *)sel
->inp
, (void *)sel
->outp
,
1986 (void *)sel
->exp
, (void *)sel
->tvp
);
1989 case TARGET_NR_symlink
:
1990 ret
= get_errno(symlink((const char *)arg1
, (const char *)arg2
));
1992 #ifdef TARGET_NR_oldlstat
1993 case TARGET_NR_oldlstat
:
1996 case TARGET_NR_readlink
:
1997 ret
= get_errno(readlink(path((const char *)arg1
), (char *)arg2
, arg3
));
1999 case TARGET_NR_uselib
:
2001 case TARGET_NR_swapon
:
2002 ret
= get_errno(swapon((const char *)arg1
, arg2
));
2004 case TARGET_NR_reboot
:
2006 case TARGET_NR_readdir
:
2008 case TARGET_NR_mmap
:
2009 #if defined(TARGET_I386) || defined(TARGET_ARM)
2011 uint32_t v1
, v2
, v3
, v4
, v5
, v6
, *vptr
;
2012 vptr
= (uint32_t *)arg1
;
2013 v1
= tswap32(vptr
[0]);
2014 v2
= tswap32(vptr
[1]);
2015 v3
= tswap32(vptr
[2]);
2016 v4
= tswap32(vptr
[3]);
2017 v5
= tswap32(vptr
[4]);
2018 v6
= tswap32(vptr
[5]);
2019 ret
= get_errno(target_mmap(v1
, v2
, v3
,
2020 target_to_host_bitmask(v4
, mmap_flags_tbl
),
2024 ret
= get_errno(target_mmap(arg1
, arg2
, arg3
,
2025 target_to_host_bitmask(arg4
, mmap_flags_tbl
),
2030 case TARGET_NR_mmap2
:
2031 #if defined(TARGET_SPARC)
2032 #define MMAP_SHIFT 12
2034 #define MMAP_SHIFT TARGET_PAGE_BITS
2036 ret
= get_errno(target_mmap(arg1
, arg2
, arg3
,
2037 target_to_host_bitmask(arg4
, mmap_flags_tbl
),
2039 arg6
<< MMAP_SHIFT
));
2041 case TARGET_NR_munmap
:
2042 ret
= get_errno(target_munmap(arg1
, arg2
));
2044 case TARGET_NR_mprotect
:
2045 ret
= get_errno(target_mprotect(arg1
, arg2
, arg3
));
2047 case TARGET_NR_mremap
:
2048 ret
= get_errno(target_mremap(arg1
, arg2
, arg3
, arg4
, arg5
));
2050 case TARGET_NR_msync
:
2051 ret
= get_errno(msync((void *)arg1
, arg2
, arg3
));
2053 case TARGET_NR_mlock
:
2054 ret
= get_errno(mlock((void *)arg1
, arg2
));
2056 case TARGET_NR_munlock
:
2057 ret
= get_errno(munlock((void *)arg1
, arg2
));
2059 case TARGET_NR_mlockall
:
2060 ret
= get_errno(mlockall(arg1
));
2062 case TARGET_NR_munlockall
:
2063 ret
= get_errno(munlockall());
2065 case TARGET_NR_truncate
:
2066 ret
= get_errno(truncate((const char *)arg1
, arg2
));
2068 case TARGET_NR_ftruncate
:
2069 ret
= get_errno(ftruncate(arg1
, arg2
));
2071 case TARGET_NR_fchmod
:
2072 ret
= get_errno(fchmod(arg1
, arg2
));
2074 case TARGET_NR_getpriority
:
2075 ret
= get_errno(getpriority(arg1
, arg2
));
2077 case TARGET_NR_setpriority
:
2078 ret
= get_errno(setpriority(arg1
, arg2
, arg3
));
2080 #ifdef TARGET_NR_profil
2081 case TARGET_NR_profil
:
2084 case TARGET_NR_statfs
:
2085 stfs
= (void *)arg2
;
2086 ret
= get_errno(sys_statfs(path((const char *)arg1
), stfs
));
2088 if (!is_error(ret
)) {
2089 tswap32s(&stfs
->f_type
);
2090 tswap32s(&stfs
->f_bsize
);
2091 tswap32s(&stfs
->f_blocks
);
2092 tswap32s(&stfs
->f_bfree
);
2093 tswap32s(&stfs
->f_bavail
);
2094 tswap32s(&stfs
->f_files
);
2095 tswap32s(&stfs
->f_ffree
);
2096 tswap32s(&stfs
->f_fsid
.val
[0]);
2097 tswap32s(&stfs
->f_fsid
.val
[1]);
2098 tswap32s(&stfs
->f_namelen
);
2101 case TARGET_NR_fstatfs
:
2102 stfs
= (void *)arg2
;
2103 ret
= get_errno(sys_fstatfs(arg1
, stfs
));
2104 goto convert_statfs
;
2105 #ifdef TARGET_NR_ioperm
2106 case TARGET_NR_ioperm
:
2109 case TARGET_NR_socketcall
:
2110 ret
= do_socketcall(arg1
, (int32_t *)arg2
);
2112 case TARGET_NR_syslog
:
2114 case TARGET_NR_setitimer
:
2116 struct target_itimerval
*target_value
= (void *)arg2
;
2117 struct target_itimerval
*target_ovalue
= (void *)arg3
;
2118 struct itimerval value
, ovalue
, *pvalue
;
2122 target_to_host_timeval(&pvalue
->it_interval
,
2123 &target_value
->it_interval
);
2124 target_to_host_timeval(&pvalue
->it_value
,
2125 &target_value
->it_value
);
2129 ret
= get_errno(setitimer(arg1
, pvalue
, &ovalue
));
2130 if (!is_error(ret
) && target_ovalue
) {
2131 host_to_target_timeval(&target_ovalue
->it_interval
,
2132 &ovalue
.it_interval
);
2133 host_to_target_timeval(&target_ovalue
->it_value
,
2138 case TARGET_NR_getitimer
:
2140 struct target_itimerval
*target_value
= (void *)arg2
;
2141 struct itimerval value
;
2143 ret
= get_errno(getitimer(arg1
, &value
));
2144 if (!is_error(ret
) && target_value
) {
2145 host_to_target_timeval(&target_value
->it_interval
,
2146 &value
.it_interval
);
2147 host_to_target_timeval(&target_value
->it_value
,
2152 case TARGET_NR_stat
:
2153 ret
= get_errno(stat(path((const char *)arg1
), &st
));
2155 case TARGET_NR_lstat
:
2156 ret
= get_errno(lstat(path((const char *)arg1
), &st
));
2158 case TARGET_NR_fstat
:
2160 ret
= get_errno(fstat(arg1
, &st
));
2162 if (!is_error(ret
)) {
2163 struct target_stat
*target_st
= (void *)arg2
;
2164 target_st
->st_dev
= tswap16(st
.st_dev
);
2165 target_st
->st_ino
= tswapl(st
.st_ino
);
2166 #if defined(TARGET_PPC)
2167 target_st
->st_mode
= tswapl(st
.st_mode
); /* XXX: check this */
2168 target_st
->st_uid
= tswap32(st
.st_uid
);
2169 target_st
->st_gid
= tswap32(st
.st_gid
);
2171 target_st
->st_mode
= tswap16(st
.st_mode
);
2172 target_st
->st_uid
= tswap16(st
.st_uid
);
2173 target_st
->st_gid
= tswap16(st
.st_gid
);
2175 target_st
->st_nlink
= tswap16(st
.st_nlink
);
2176 target_st
->st_rdev
= tswap16(st
.st_rdev
);
2177 target_st
->st_size
= tswapl(st
.st_size
);
2178 target_st
->st_blksize
= tswapl(st
.st_blksize
);
2179 target_st
->st_blocks
= tswapl(st
.st_blocks
);
2180 target_st
->target_st_atime
= tswapl(st
.st_atime
);
2181 target_st
->target_st_mtime
= tswapl(st
.st_mtime
);
2182 target_st
->target_st_ctime
= tswapl(st
.st_ctime
);
2186 #ifdef TARGET_NR_olduname
2187 case TARGET_NR_olduname
:
2190 #ifdef TARGET_NR_iopl
2191 case TARGET_NR_iopl
:
2194 case TARGET_NR_vhangup
:
2195 ret
= get_errno(vhangup());
2197 #ifdef TARGET_NR_idle
2198 case TARGET_NR_idle
:
2201 case TARGET_NR_wait4
:
2204 target_long
*status_ptr
= (void *)arg2
;
2205 struct rusage rusage
, *rusage_ptr
;
2206 struct target_rusage
*target_rusage
= (void *)arg4
;
2208 rusage_ptr
= &rusage
;
2211 ret
= get_errno(wait4(arg1
, &status
, arg3
, rusage_ptr
));
2212 if (!is_error(ret
)) {
2214 *status_ptr
= tswap32(status
);
2215 if (target_rusage
) {
2216 host_to_target_rusage(target_rusage
, &rusage
);
2221 case TARGET_NR_swapoff
:
2222 ret
= get_errno(swapoff((const char *)arg1
));
2224 case TARGET_NR_sysinfo
:
2228 case TARGET_NR_fsync
:
2229 ret
= get_errno(fsync(arg1
));
2231 case TARGET_NR_clone
:
2232 ret
= get_errno(do_fork(cpu_env
, arg1
, arg2
));
2234 #ifdef __NR_exit_group
2235 /* new thread calls */
2236 case TARGET_NR_exit_group
:
2237 ret
= get_errno(exit_group(arg1
));
2240 case TARGET_NR_setdomainname
:
2241 ret
= get_errno(setdomainname((const char *)arg1
, arg2
));
2243 case TARGET_NR_uname
:
2244 /* no need to transcode because we use the linux syscall */
2245 ret
= get_errno(sys_uname((struct new_utsname
*)arg1
));
2248 case TARGET_NR_modify_ldt
:
2249 ret
= get_errno(do_modify_ldt(cpu_env
, arg1
, (void *)arg2
, arg3
));
2251 case TARGET_NR_vm86old
:
2253 case TARGET_NR_vm86
:
2254 ret
= do_vm86(cpu_env
, arg1
, (void *)arg2
);
2257 case TARGET_NR_adjtimex
:
2259 case TARGET_NR_create_module
:
2260 case TARGET_NR_init_module
:
2261 case TARGET_NR_delete_module
:
2262 case TARGET_NR_get_kernel_syms
:
2264 case TARGET_NR_quotactl
:
2266 case TARGET_NR_getpgid
:
2267 ret
= get_errno(getpgid(arg1
));
2269 case TARGET_NR_fchdir
:
2270 ret
= get_errno(fchdir(arg1
));
2272 case TARGET_NR_bdflush
:
2274 case TARGET_NR_sysfs
:
2276 case TARGET_NR_personality
:
2277 ret
= get_errno(personality(arg1
));
2279 case TARGET_NR_afs_syscall
:
2281 case TARGET_NR__llseek
:
2284 ret
= get_errno(_llseek(arg1
, arg2
, arg3
, &res
, arg5
));
2285 *(int64_t *)arg4
= tswap64(res
);
2288 case TARGET_NR_getdents
:
2289 #if TARGET_LONG_SIZE != 4
2290 #error not supported
2291 #elif TARGET_LONG_SIZE == 4 && HOST_LONG_SIZE == 8
2293 struct target_dirent
*target_dirp
= (void *)arg2
;
2294 struct dirent
*dirp
;
2297 dirp
= malloc(count
);
2301 ret
= get_errno(sys_getdents(arg1
, dirp
, count
));
2302 if (!is_error(ret
)) {
2304 struct target_dirent
*tde
;
2306 int reclen
, treclen
;
2307 int count1
, tnamelen
;
2313 reclen
= de
->d_reclen
;
2314 treclen
= reclen
- (2 * (sizeof(long) - sizeof(target_long
)));
2315 tde
->d_reclen
= tswap16(treclen
);
2316 tde
->d_ino
= tswapl(de
->d_ino
);
2317 tde
->d_off
= tswapl(de
->d_off
);
2318 tnamelen
= treclen
- (2 * sizeof(target_long
) + 2);
2321 strncpy(tde
->d_name
, de
->d_name
, tnamelen
);
2322 de
= (struct dirent
*)((char *)de
+ reclen
);
2324 tde
= (struct dirent
*)((char *)tde
+ treclen
);
2333 struct dirent
*dirp
= (void *)arg2
;
2336 ret
= get_errno(sys_getdents(arg1
, dirp
, count
));
2337 if (!is_error(ret
)) {
2343 reclen
= de
->d_reclen
;
2346 de
->d_reclen
= tswap16(reclen
);
2347 tswapls(&de
->d_ino
);
2348 tswapls(&de
->d_off
);
2349 de
= (struct dirent
*)((char *)de
+ reclen
);
2356 case TARGET_NR_getdents64
:
2358 struct dirent64
*dirp
= (void *)arg2
;
2360 ret
= get_errno(sys_getdents64(arg1
, dirp
, count
));
2361 if (!is_error(ret
)) {
2362 struct dirent64
*de
;
2367 reclen
= de
->d_reclen
;
2370 de
->d_reclen
= tswap16(reclen
);
2371 tswap64s(&de
->d_ino
);
2372 tswap64s(&de
->d_off
);
2373 de
= (struct dirent64
*)((char *)de
+ reclen
);
2379 case TARGET_NR__newselect
:
2380 ret
= do_select(arg1
, (void *)arg2
, (void *)arg3
, (void *)arg4
,
2383 case TARGET_NR_poll
:
2385 struct target_pollfd
*target_pfd
= (void *)arg1
;
2386 unsigned int nfds
= arg2
;
2391 pfd
= alloca(sizeof(struct pollfd
) * nfds
);
2392 for(i
= 0; i
< nfds
; i
++) {
2393 pfd
[i
].fd
= tswap32(target_pfd
[i
].fd
);
2394 pfd
[i
].events
= tswap16(target_pfd
[i
].events
);
2396 ret
= get_errno(poll(pfd
, nfds
, timeout
));
2397 if (!is_error(ret
)) {
2398 for(i
= 0; i
< nfds
; i
++) {
2399 target_pfd
[i
].revents
= tswap16(pfd
[i
].revents
);
2404 case TARGET_NR_flock
:
2405 /* NOTE: the flock constant seems to be the same for every
2407 ret
= get_errno(flock(arg1
, arg2
));
2409 case TARGET_NR_readv
:
2414 struct target_iovec
*target_vec
= (void *)arg2
;
2416 vec
= alloca(count
* sizeof(struct iovec
));
2417 for(i
= 0;i
< count
; i
++) {
2418 vec
[i
].iov_base
= (void *)tswapl(target_vec
[i
].iov_base
);
2419 vec
[i
].iov_len
= tswapl(target_vec
[i
].iov_len
);
2421 ret
= get_errno(readv(arg1
, vec
, count
));
2424 case TARGET_NR_writev
:
2429 struct target_iovec
*target_vec
= (void *)arg2
;
2431 vec
= alloca(count
* sizeof(struct iovec
));
2432 for(i
= 0;i
< count
; i
++) {
2433 vec
[i
].iov_base
= (void *)tswapl(target_vec
[i
].iov_base
);
2434 vec
[i
].iov_len
= tswapl(target_vec
[i
].iov_len
);
2436 ret
= get_errno(writev(arg1
, vec
, count
));
2439 case TARGET_NR_getsid
:
2440 ret
= get_errno(getsid(arg1
));
2442 case TARGET_NR_fdatasync
:
2443 ret
= get_errno(fdatasync(arg1
));
2445 case TARGET_NR__sysctl
:
2447 case TARGET_NR_sched_setparam
:
2449 struct sched_param
*target_schp
= (void *)arg2
;
2450 struct sched_param schp
;
2451 schp
.sched_priority
= tswap32(target_schp
->sched_priority
);
2452 ret
= get_errno(sched_setparam(arg1
, &schp
));
2455 case TARGET_NR_sched_getparam
:
2457 struct sched_param
*target_schp
= (void *)arg2
;
2458 struct sched_param schp
;
2459 ret
= get_errno(sched_getparam(arg1
, &schp
));
2460 if (!is_error(ret
)) {
2461 target_schp
->sched_priority
= tswap32(schp
.sched_priority
);
2465 case TARGET_NR_sched_setscheduler
:
2467 struct sched_param
*target_schp
= (void *)arg3
;
2468 struct sched_param schp
;
2469 schp
.sched_priority
= tswap32(target_schp
->sched_priority
);
2470 ret
= get_errno(sched_setscheduler(arg1
, arg2
, &schp
));
2473 case TARGET_NR_sched_getscheduler
:
2474 ret
= get_errno(sched_getscheduler(arg1
));
2476 case TARGET_NR_sched_yield
:
2477 ret
= get_errno(sched_yield());
2479 case TARGET_NR_sched_get_priority_max
:
2480 ret
= get_errno(sched_get_priority_max(arg1
));
2482 case TARGET_NR_sched_get_priority_min
:
2483 ret
= get_errno(sched_get_priority_min(arg1
));
2485 case TARGET_NR_sched_rr_get_interval
:
2487 struct target_timespec
*target_ts
= (void *)arg2
;
2489 ret
= get_errno(sched_rr_get_interval(arg1
, &ts
));
2490 if (!is_error(ret
)) {
2491 target_ts
->tv_sec
= tswapl(ts
.tv_sec
);
2492 target_ts
->tv_nsec
= tswapl(ts
.tv_nsec
);
2496 case TARGET_NR_nanosleep
:
2498 struct target_timespec
*target_req
= (void *)arg1
;
2499 struct target_timespec
*target_rem
= (void *)arg2
;
2500 struct timespec req
, rem
;
2501 req
.tv_sec
= tswapl(target_req
->tv_sec
);
2502 req
.tv_nsec
= tswapl(target_req
->tv_nsec
);
2503 ret
= get_errno(nanosleep(&req
, &rem
));
2504 if (is_error(ret
) && target_rem
) {
2505 target_rem
->tv_sec
= tswapl(rem
.tv_sec
);
2506 target_rem
->tv_nsec
= tswapl(rem
.tv_nsec
);
2510 case TARGET_NR_query_module
:
2512 case TARGET_NR_nfsservctl
:
2514 case TARGET_NR_prctl
:
2516 #ifdef TARGET_NR_pread
2517 case TARGET_NR_pread
:
2518 page_unprotect_range((void *)arg2
, arg3
);
2519 ret
= get_errno(pread(arg1
, (void *)arg2
, arg3
, arg4
));
2521 case TARGET_NR_pwrite
:
2522 ret
= get_errno(pwrite(arg1
, (void *)arg2
, arg3
, arg4
));
2525 case TARGET_NR_getcwd
:
2526 ret
= get_errno(sys_getcwd1((char *)arg1
, arg2
));
2528 case TARGET_NR_capget
:
2530 case TARGET_NR_capset
:
2532 case TARGET_NR_sigaltstack
:
2534 case TARGET_NR_sendfile
:
2536 #ifdef TARGET_NR_getpmsg
2537 case TARGET_NR_getpmsg
:
2540 #ifdef TARGET_NR_putpmsg
2541 case TARGET_NR_putpmsg
:
2544 case TARGET_NR_vfork
:
2545 ret
= get_errno(do_fork(cpu_env
, CLONE_VFORK
| CLONE_VM
| SIGCHLD
, 0));
2547 #ifdef TARGET_NR_ugetrlimit
2548 case TARGET_NR_ugetrlimit
:
2551 ret
= get_errno(getrlimit(arg1
, &rlim
));
2552 if (!is_error(ret
)) {
2553 struct target_rlimit
*target_rlim
= (void *)arg2
;
2554 target_rlim
->rlim_cur
= tswapl(rlim
.rlim_cur
);
2555 target_rlim
->rlim_max
= tswapl(rlim
.rlim_max
);
2560 case TARGET_NR_truncate64
:
2562 case TARGET_NR_ftruncate64
:
2564 case TARGET_NR_stat64
:
2565 ret
= get_errno(stat(path((const char *)arg1
), &st
));
2567 case TARGET_NR_lstat64
:
2568 ret
= get_errno(lstat(path((const char *)arg1
), &st
));
2570 case TARGET_NR_fstat64
:
2572 ret
= get_errno(fstat(arg1
, &st
));
2574 if (!is_error(ret
)) {
2575 struct target_stat64
*target_st
= (void *)arg2
;
2576 memset(target_st
, 0, sizeof(struct target_stat64
));
2577 put_user(st
.st_dev
, &target_st
->st_dev
);
2578 put_user(st
.st_ino
, &target_st
->st_ino
);
2579 #ifdef TARGET_STAT64_HAS_BROKEN_ST_INO
2580 put_user(st
.st_ino
, &target_st
->__st_ino
);
2582 put_user(st
.st_mode
, &target_st
->st_mode
);
2583 put_user(st
.st_nlink
, &target_st
->st_nlink
);
2584 put_user(st
.st_uid
, &target_st
->st_uid
);
2585 put_user(st
.st_gid
, &target_st
->st_gid
);
2586 put_user(st
.st_rdev
, &target_st
->st_rdev
);
2587 /* XXX: better use of kernel struct */
2588 put_user(st
.st_size
, &target_st
->st_size
);
2589 put_user(st
.st_blksize
, &target_st
->st_blksize
);
2590 put_user(st
.st_blocks
, &target_st
->st_blocks
);
2591 put_user(st
.st_atime
, &target_st
->target_st_atime
);
2592 put_user(st
.st_mtime
, &target_st
->target_st_mtime
);
2593 put_user(st
.st_ctime
, &target_st
->target_st_ctime
);
2599 case TARGET_NR_lchown
:
2600 ret
= get_errno(lchown((const char *)arg1
, low2highuid(arg2
), low2highgid(arg3
)));
2602 case TARGET_NR_getuid
:
2603 ret
= get_errno(high2lowuid(getuid()));
2605 case TARGET_NR_getgid
:
2606 ret
= get_errno(high2lowgid(getgid()));
2608 case TARGET_NR_geteuid
:
2609 ret
= get_errno(high2lowuid(geteuid()));
2611 case TARGET_NR_getegid
:
2612 ret
= get_errno(high2lowgid(getegid()));
2614 case TARGET_NR_setreuid
:
2615 ret
= get_errno(setreuid(low2highuid(arg1
), low2highuid(arg2
)));
2617 case TARGET_NR_setregid
:
2618 ret
= get_errno(setregid(low2highgid(arg1
), low2highgid(arg2
)));
2620 case TARGET_NR_getgroups
:
2622 int gidsetsize
= arg1
;
2623 uint16_t *target_grouplist
= (void *)arg2
;
2627 grouplist
= alloca(gidsetsize
* sizeof(gid_t
));
2628 ret
= get_errno(getgroups(gidsetsize
, grouplist
));
2629 if (!is_error(ret
)) {
2630 for(i
= 0;i
< gidsetsize
; i
++)
2631 target_grouplist
[i
] = tswap16(grouplist
[i
]);
2635 case TARGET_NR_setgroups
:
2637 int gidsetsize
= arg1
;
2638 uint16_t *target_grouplist
= (void *)arg2
;
2642 grouplist
= alloca(gidsetsize
* sizeof(gid_t
));
2643 for(i
= 0;i
< gidsetsize
; i
++)
2644 grouplist
[i
] = tswap16(target_grouplist
[i
]);
2645 ret
= get_errno(setgroups(gidsetsize
, grouplist
));
2648 case TARGET_NR_fchown
:
2649 ret
= get_errno(fchown(arg1
, low2highuid(arg2
), low2highgid(arg3
)));
2651 #ifdef TARGET_NR_setresuid
2652 case TARGET_NR_setresuid
:
2653 ret
= get_errno(setresuid(low2highuid(arg1
),
2655 low2highuid(arg3
)));
2658 #ifdef TARGET_NR_getresuid
2659 case TARGET_NR_getresuid
:
2661 int ruid
, euid
, suid
;
2662 ret
= get_errno(getresuid(&ruid
, &euid
, &suid
));
2663 if (!is_error(ret
)) {
2664 *(uint16_t *)arg1
= tswap16(high2lowuid(ruid
));
2665 *(uint16_t *)arg2
= tswap16(high2lowuid(euid
));
2666 *(uint16_t *)arg3
= tswap16(high2lowuid(suid
));
2671 #ifdef TARGET_NR_getresgid
2672 case TARGET_NR_setresgid
:
2673 ret
= get_errno(setresgid(low2highgid(arg1
),
2675 low2highgid(arg3
)));
2678 #ifdef TARGET_NR_getresgid
2679 case TARGET_NR_getresgid
:
2681 int rgid
, egid
, sgid
;
2682 ret
= get_errno(getresgid(&rgid
, &egid
, &sgid
));
2683 if (!is_error(ret
)) {
2684 *(uint16_t *)arg1
= tswap16(high2lowgid(rgid
));
2685 *(uint16_t *)arg2
= tswap16(high2lowgid(egid
));
2686 *(uint16_t *)arg3
= tswap16(high2lowgid(sgid
));
2691 case TARGET_NR_chown
:
2692 ret
= get_errno(chown((const char *)arg1
, low2highuid(arg2
), low2highgid(arg3
)));
2694 case TARGET_NR_setuid
:
2695 ret
= get_errno(setuid(low2highuid(arg1
)));
2697 case TARGET_NR_setgid
:
2698 ret
= get_errno(setgid(low2highgid(arg1
)));
2700 case TARGET_NR_setfsuid
:
2701 ret
= get_errno(setfsuid(arg1
));
2703 case TARGET_NR_setfsgid
:
2704 ret
= get_errno(setfsgid(arg1
));
2706 #endif /* USE_UID16 */
2708 case TARGET_NR_lchown32
:
2709 ret
= get_errno(lchown((const char *)arg1
, arg2
, arg3
));
2711 case TARGET_NR_getuid32
:
2712 ret
= get_errno(getuid());
2714 case TARGET_NR_getgid32
:
2715 ret
= get_errno(getgid());
2717 case TARGET_NR_geteuid32
:
2718 ret
= get_errno(geteuid());
2720 case TARGET_NR_getegid32
:
2721 ret
= get_errno(getegid());
2723 case TARGET_NR_setreuid32
:
2724 ret
= get_errno(setreuid(arg1
, arg2
));
2726 case TARGET_NR_setregid32
:
2727 ret
= get_errno(setregid(arg1
, arg2
));
2729 case TARGET_NR_getgroups32
:
2731 case TARGET_NR_setgroups32
:
2733 case TARGET_NR_fchown32
:
2734 ret
= get_errno(fchown(arg1
, arg2
, arg3
));
2736 case TARGET_NR_setresuid32
:
2737 ret
= get_errno(setresuid(arg1
, arg2
, arg3
));
2739 case TARGET_NR_getresuid32
:
2741 int ruid
, euid
, suid
;
2742 ret
= get_errno(getresuid(&ruid
, &euid
, &suid
));
2743 if (!is_error(ret
)) {
2744 *(uint32_t *)arg1
= tswap32(ruid
);
2745 *(uint32_t *)arg2
= tswap32(euid
);
2746 *(uint32_t *)arg3
= tswap32(suid
);
2750 case TARGET_NR_setresgid32
:
2751 ret
= get_errno(setresgid(arg1
, arg2
, arg3
));
2753 case TARGET_NR_getresgid32
:
2755 int rgid
, egid
, sgid
;
2756 ret
= get_errno(getresgid(&rgid
, &egid
, &sgid
));
2757 if (!is_error(ret
)) {
2758 *(uint32_t *)arg1
= tswap32(rgid
);
2759 *(uint32_t *)arg2
= tswap32(egid
);
2760 *(uint32_t *)arg3
= tswap32(sgid
);
2764 case TARGET_NR_chown32
:
2765 ret
= get_errno(chown((const char *)arg1
, arg2
, arg3
));
2767 case TARGET_NR_setuid32
:
2768 ret
= get_errno(setuid(arg1
));
2770 case TARGET_NR_setgid32
:
2771 ret
= get_errno(setgid(arg1
));
2773 case TARGET_NR_setfsuid32
:
2774 ret
= get_errno(setfsuid(arg1
));
2776 case TARGET_NR_setfsgid32
:
2777 ret
= get_errno(setfsgid(arg1
));
2780 case TARGET_NR_pivot_root
:
2782 #ifdef TARGET_NR_mincore
2783 case TARGET_NR_mincore
:
2786 #ifdef TARGET_NR_madvise
2787 case TARGET_NR_madvise
:
2790 #if TARGET_LONG_BITS == 32
2791 case TARGET_NR_fcntl64
:
2794 struct target_flock64
*target_fl
= (void *)arg3
;
2798 ret
= get_errno(fcntl(arg1
, arg2
, &fl
));
2800 target_fl
->l_type
= tswap16(fl
.l_type
);
2801 target_fl
->l_whence
= tswap16(fl
.l_whence
);
2802 target_fl
->l_start
= tswap64(fl
.l_start
);
2803 target_fl
->l_len
= tswap64(fl
.l_len
);
2804 target_fl
->l_pid
= tswapl(fl
.l_pid
);
2810 fl
.l_type
= tswap16(target_fl
->l_type
);
2811 fl
.l_whence
= tswap16(target_fl
->l_whence
);
2812 fl
.l_start
= tswap64(target_fl
->l_start
);
2813 fl
.l_len
= tswap64(target_fl
->l_len
);
2814 fl
.l_pid
= tswapl(target_fl
->l_pid
);
2815 ret
= get_errno(fcntl(arg1
, arg2
, &fl
));
2818 ret
= get_errno(do_fcntl(arg1
, arg2
, arg3
));
2824 #ifdef TARGET_NR_security
2825 case TARGET_NR_security
:
2828 #ifdef TARGET_NR_getpagesize
2829 case TARGET_NR_getpagesize
:
2830 ret
= TARGET_PAGE_SIZE
;
2833 case TARGET_NR_gettid
:
2834 ret
= get_errno(gettid());
2836 case TARGET_NR_readahead
:
2838 #ifdef TARGET_NR_setxattr
2839 case TARGET_NR_setxattr
:
2840 case TARGET_NR_lsetxattr
:
2841 case TARGET_NR_fsetxattr
:
2842 case TARGET_NR_getxattr
:
2843 case TARGET_NR_lgetxattr
:
2844 case TARGET_NR_fgetxattr
:
2845 case TARGET_NR_listxattr
:
2846 case TARGET_NR_llistxattr
:
2847 case TARGET_NR_flistxattr
:
2848 case TARGET_NR_removexattr
:
2849 case TARGET_NR_lremovexattr
:
2850 case TARGET_NR_fremovexattr
:
2851 goto unimplemented_nowarn
;
2853 #ifdef TARGET_NR_set_thread_area
2854 case TARGET_NR_set_thread_area
:
2855 case TARGET_NR_get_thread_area
:
2856 goto unimplemented_nowarn
;
2860 gemu_log("qemu: Unsupported syscall: %d\n", num
);
2861 unimplemented_nowarn
:
2867 gemu_log(" = %ld\n", ret
);