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>
46 //#include <sys/user.h>
47 #include <netinet/ip.h>
48 #include <netinet/tcp.h>
50 #define termios host_termios
51 #define winsize host_winsize
52 #define termio host_termio
53 #define sgttyb host_sgttyb /* same as target */
54 #define tchars host_tchars /* same as target */
55 #define ltchars host_ltchars /* same as target */
57 #include <linux/termios.h>
58 #include <linux/unistd.h>
59 #include <linux/utsname.h>
60 #include <linux/cdrom.h>
61 #include <linux/hdreg.h>
62 #include <linux/soundcard.h>
63 #include <linux/dirent.h>
70 #if defined(TARGET_I386) || defined(TARGET_ARM) || defined(TARGET_SPARC)
71 /* 16 bit uid wrappers emulation */
75 //#include <linux/msdos_fs.h>
76 #define VFAT_IOCTL_READDIR_BOTH _IOR('r', 1, struct dirent [2])
77 #define VFAT_IOCTL_READDIR_SHORT _IOR('r', 2, struct dirent [2])
80 #if defined(__powerpc__)
82 #undef __sc_loadargs_0
83 #undef __sc_loadargs_1
84 #undef __sc_loadargs_2
85 #undef __sc_loadargs_3
86 #undef __sc_loadargs_4
87 #undef __sc_loadargs_5
88 #undef __sc_asm_input_0
89 #undef __sc_asm_input_1
90 #undef __sc_asm_input_2
91 #undef __sc_asm_input_3
92 #undef __sc_asm_input_4
93 #undef __sc_asm_input_5
101 /* need to redefine syscalls as Linux kernel defines are incorrect for
103 /* On powerpc a system call basically clobbers the same registers like a
104 * function call, with the exception of LR (which is needed for the
105 * "sc; bnslr" sequence) and CR (where only CR0.SO is clobbered to signal
106 * an error return status).
109 #define __syscall_nr(nr, type, name, args...) \
110 unsigned long __sc_ret, __sc_err; \
112 register unsigned long __sc_0 __asm__ ("r0"); \
113 register unsigned long __sc_3 __asm__ ("r3"); \
114 register unsigned long __sc_4 __asm__ ("r4"); \
115 register unsigned long __sc_5 __asm__ ("r5"); \
116 register unsigned long __sc_6 __asm__ ("r6"); \
117 register unsigned long __sc_7 __asm__ ("r7"); \
119 __sc_loadargs_##nr(name, args); \
120 __asm__ __volatile__ \
124 "=&r" (__sc_3), "=&r" (__sc_4), \
125 "=&r" (__sc_5), "=&r" (__sc_6), \
127 : __sc_asm_input_##nr \
128 : "cr0", "ctr", "memory", \
129 "r8", "r9", "r10","r11", "r12"); \
133 if (__sc_err & 0x10000000) \
138 return (type) __sc_ret
140 #define __sc_loadargs_0(name, dummy...) \
142 #define __sc_loadargs_1(name, arg1) \
143 __sc_loadargs_0(name); \
144 __sc_3 = (unsigned long) (arg1)
145 #define __sc_loadargs_2(name, arg1, arg2) \
146 __sc_loadargs_1(name, arg1); \
147 __sc_4 = (unsigned long) (arg2)
148 #define __sc_loadargs_3(name, arg1, arg2, arg3) \
149 __sc_loadargs_2(name, arg1, arg2); \
150 __sc_5 = (unsigned long) (arg3)
151 #define __sc_loadargs_4(name, arg1, arg2, arg3, arg4) \
152 __sc_loadargs_3(name, arg1, arg2, arg3); \
153 __sc_6 = (unsigned long) (arg4)
154 #define __sc_loadargs_5(name, arg1, arg2, arg3, arg4, arg5) \
155 __sc_loadargs_4(name, arg1, arg2, arg3, arg4); \
156 __sc_7 = (unsigned long) (arg5)
158 #define __sc_asm_input_0 "0" (__sc_0)
159 #define __sc_asm_input_1 __sc_asm_input_0, "1" (__sc_3)
160 #define __sc_asm_input_2 __sc_asm_input_1, "2" (__sc_4)
161 #define __sc_asm_input_3 __sc_asm_input_2, "3" (__sc_5)
162 #define __sc_asm_input_4 __sc_asm_input_3, "4" (__sc_6)
163 #define __sc_asm_input_5 __sc_asm_input_4, "5" (__sc_7)
165 #define _syscall0(type,name) \
168 __syscall_nr(0, type, name); \
171 #define _syscall1(type,name,type1,arg1) \
172 type name(type1 arg1) \
174 __syscall_nr(1, type, name, arg1); \
177 #define _syscall2(type,name,type1,arg1,type2,arg2) \
178 type name(type1 arg1, type2 arg2) \
180 __syscall_nr(2, type, name, arg1, arg2); \
183 #define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3) \
184 type name(type1 arg1, type2 arg2, type3 arg3) \
186 __syscall_nr(3, type, name, arg1, arg2, arg3); \
189 #define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4) \
190 type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4) \
192 __syscall_nr(4, type, name, arg1, arg2, arg3, arg4); \
195 #define _syscall5(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4,type5,arg5) \
196 type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4, type5 arg5) \
198 __syscall_nr(5, type, name, arg1, arg2, arg3, arg4, arg5); \
202 #define __NR_sys_uname __NR_uname
203 #define __NR_sys_getcwd1 __NR_getcwd
204 #define __NR_sys_statfs __NR_statfs
205 #define __NR_sys_fstatfs __NR_fstatfs
206 #define __NR_sys_getdents __NR_getdents
207 #define __NR_sys_getdents64 __NR_getdents64
208 #define __NR_sys_rt_sigqueueinfo __NR_rt_sigqueueinfo
210 #if defined(__alpha__) || defined (__ia64__) || defined(__x86_64__)
211 #define __NR__llseek __NR_lseek
215 _syscall0(int, gettid
)
217 static int gettid(void) {
221 _syscall1(int,sys_uname
,struct new_utsname
*,buf
)
222 _syscall2(int,sys_getcwd1
,char *,buf
,size_t,size
)
223 _syscall3(int, sys_getdents
, uint
, fd
, struct dirent
*, dirp
, uint
, count
);
224 _syscall3(int, sys_getdents64
, uint
, fd
, struct dirent64
*, dirp
, uint
, count
);
225 _syscall5(int, _llseek
, uint
, fd
, ulong
, hi
, ulong
, lo
,
226 loff_t
*, res
, uint
, wh
);
227 _syscall2(int,sys_statfs
,const char *,path
,struct kernel_statfs
*,buf
)
228 _syscall2(int,sys_fstatfs
,int,fd
,struct kernel_statfs
*,buf
)
229 _syscall3(int,sys_rt_sigqueueinfo
,int,pid
,int,sig
,siginfo_t
*,uinfo
)
230 #ifdef __NR_exit_group
231 _syscall1(int,exit_group
,int,error_code
)
234 extern int personality(int);
235 extern int flock(int, int);
236 extern int setfsuid(int);
237 extern int setfsgid(int);
238 extern int setresuid(uid_t
, uid_t
, uid_t
);
239 extern int getresuid(uid_t
*, uid_t
*, uid_t
*);
240 extern int setresgid(gid_t
, gid_t
, gid_t
);
241 extern int getresgid(gid_t
*, gid_t
*, gid_t
*);
242 extern int setgroups(int, gid_t
*);
244 static inline long get_errno(long ret
)
252 static inline int is_error(long ret
)
254 return (unsigned long)ret
>= (unsigned long)(-4096);
257 static char *target_brk
;
258 static char *target_original_brk
;
260 void target_set_brk(char *new_brk
)
262 target_brk
= new_brk
;
263 target_original_brk
= new_brk
;
266 static long do_brk(char *new_brk
)
273 return (long)target_brk
;
274 if (new_brk
< target_original_brk
)
277 brk_page
= (char *)HOST_PAGE_ALIGN((unsigned long)target_brk
);
279 /* If the new brk is less than this, set it and we're done... */
280 if (new_brk
< brk_page
) {
281 target_brk
= new_brk
;
282 return (long)target_brk
;
285 /* We need to allocate more memory after the brk... */
286 new_alloc_size
= HOST_PAGE_ALIGN(new_brk
- brk_page
+ 1);
287 mapped_addr
= get_errno(target_mmap((unsigned long)brk_page
, new_alloc_size
,
288 PROT_READ
|PROT_WRITE
,
289 MAP_ANON
|MAP_FIXED
|MAP_PRIVATE
, 0, 0));
290 if (is_error(mapped_addr
)) {
293 target_brk
= new_brk
;
294 return (long)target_brk
;
298 static inline fd_set
*target_to_host_fds(fd_set
*fds
,
299 target_long
*target_fds
, int n
)
301 #if !defined(BSWAP_NEEDED) && !defined(WORDS_BIGENDIAN)
302 return (fd_set
*)target_fds
;
307 for(i
= 0;i
< n
; i
++) {
308 b
= (tswapl(target_fds
[i
/ TARGET_LONG_BITS
]) >>
309 (i
& (TARGET_LONG_BITS
- 1))) & 1;
320 static inline void host_to_target_fds(target_long
*target_fds
,
323 #if !defined(BSWAP_NEEDED) && !defined(WORDS_BIGENDIAN)
330 nw
= (n
+ TARGET_LONG_BITS
- 1) / TARGET_LONG_BITS
;
332 for(i
= 0;i
< nw
; i
++) {
334 for(j
= 0; j
< TARGET_LONG_BITS
; j
++) {
335 v
|= ((FD_ISSET(k
, fds
) != 0) << j
);
338 target_fds
[i
] = tswapl(v
);
344 #if defined(__alpha__)
350 static inline long host_to_target_clock_t(long ticks
)
352 #if HOST_HZ == TARGET_HZ
355 return ((int64_t)ticks
* TARGET_HZ
) / HOST_HZ
;
359 static inline void host_to_target_rusage(struct target_rusage
*target_rusage
,
360 const struct rusage
*rusage
)
362 target_rusage
->ru_utime
.tv_sec
= tswapl(rusage
->ru_utime
.tv_sec
);
363 target_rusage
->ru_utime
.tv_usec
= tswapl(rusage
->ru_utime
.tv_usec
);
364 target_rusage
->ru_stime
.tv_sec
= tswapl(rusage
->ru_stime
.tv_sec
);
365 target_rusage
->ru_stime
.tv_usec
= tswapl(rusage
->ru_stime
.tv_usec
);
366 target_rusage
->ru_maxrss
= tswapl(rusage
->ru_maxrss
);
367 target_rusage
->ru_ixrss
= tswapl(rusage
->ru_ixrss
);
368 target_rusage
->ru_idrss
= tswapl(rusage
->ru_idrss
);
369 target_rusage
->ru_isrss
= tswapl(rusage
->ru_isrss
);
370 target_rusage
->ru_minflt
= tswapl(rusage
->ru_minflt
);
371 target_rusage
->ru_majflt
= tswapl(rusage
->ru_majflt
);
372 target_rusage
->ru_nswap
= tswapl(rusage
->ru_nswap
);
373 target_rusage
->ru_inblock
= tswapl(rusage
->ru_inblock
);
374 target_rusage
->ru_oublock
= tswapl(rusage
->ru_oublock
);
375 target_rusage
->ru_msgsnd
= tswapl(rusage
->ru_msgsnd
);
376 target_rusage
->ru_msgrcv
= tswapl(rusage
->ru_msgrcv
);
377 target_rusage
->ru_nsignals
= tswapl(rusage
->ru_nsignals
);
378 target_rusage
->ru_nvcsw
= tswapl(rusage
->ru_nvcsw
);
379 target_rusage
->ru_nivcsw
= tswapl(rusage
->ru_nivcsw
);
382 static inline void target_to_host_timeval(struct timeval
*tv
,
383 const struct target_timeval
*target_tv
)
385 tv
->tv_sec
= tswapl(target_tv
->tv_sec
);
386 tv
->tv_usec
= tswapl(target_tv
->tv_usec
);
389 static inline void host_to_target_timeval(struct target_timeval
*target_tv
,
390 const struct timeval
*tv
)
392 target_tv
->tv_sec
= tswapl(tv
->tv_sec
);
393 target_tv
->tv_usec
= tswapl(tv
->tv_usec
);
397 static long do_select(long n
,
398 target_long
*target_rfds
, target_long
*target_wfds
,
399 target_long
*target_efds
, struct target_timeval
*target_tv
)
401 fd_set rfds
, wfds
, efds
;
402 fd_set
*rfds_ptr
, *wfds_ptr
, *efds_ptr
;
403 struct timeval tv
, *tv_ptr
;
406 rfds_ptr
= target_to_host_fds(&rfds
, target_rfds
, n
);
407 wfds_ptr
= target_to_host_fds(&wfds
, target_wfds
, n
);
408 efds_ptr
= target_to_host_fds(&efds
, target_efds
, n
);
411 target_to_host_timeval(&tv
, target_tv
);
416 ret
= get_errno(select(n
, rfds_ptr
, wfds_ptr
, efds_ptr
, tv_ptr
));
417 if (!is_error(ret
)) {
418 host_to_target_fds(target_rfds
, rfds_ptr
, n
);
419 host_to_target_fds(target_wfds
, wfds_ptr
, n
);
420 host_to_target_fds(target_efds
, efds_ptr
, n
);
423 host_to_target_timeval(target_tv
, &tv
);
429 static inline void target_to_host_sockaddr(struct sockaddr
*addr
,
430 struct target_sockaddr
*target_addr
,
433 memcpy(addr
, target_addr
, len
);
434 addr
->sa_family
= tswap16(target_addr
->sa_family
);
437 static inline void host_to_target_sockaddr(struct target_sockaddr
*target_addr
,
438 struct sockaddr
*addr
,
441 memcpy(target_addr
, addr
, len
);
442 target_addr
->sa_family
= tswap16(addr
->sa_family
);
445 static inline void target_to_host_cmsg(struct msghdr
*msgh
,
446 struct target_msghdr
*target_msgh
)
448 struct cmsghdr
*cmsg
= CMSG_FIRSTHDR(msgh
);
449 struct target_cmsghdr
*target_cmsg
= TARGET_CMSG_FIRSTHDR(target_msgh
);
452 while (cmsg
&& target_cmsg
) {
453 void *data
= CMSG_DATA(cmsg
);
454 void *target_data
= TARGET_CMSG_DATA(target_cmsg
);
456 int len
= tswapl(target_cmsg
->cmsg_len
)
457 - TARGET_CMSG_ALIGN(sizeof (struct target_cmsghdr
));
459 space
+= CMSG_SPACE(len
);
460 if (space
> msgh
->msg_controllen
) {
461 space
-= CMSG_SPACE(len
);
462 gemu_log("Host cmsg overflow");
466 cmsg
->cmsg_level
= tswap32(target_cmsg
->cmsg_level
);
467 cmsg
->cmsg_type
= tswap32(target_cmsg
->cmsg_type
);
468 cmsg
->cmsg_len
= CMSG_LEN(len
);
470 if (cmsg
->cmsg_level
!= SOL_SOCKET
|| cmsg
->cmsg_type
!= SCM_RIGHTS
) {
471 gemu_log("Unsupported ancillary data: %d/%d\n", cmsg
->cmsg_level
, cmsg
->cmsg_type
);
472 memcpy(data
, target_data
, len
);
474 int *fd
= (int *)data
;
475 int *target_fd
= (int *)target_data
;
476 int i
, numfds
= len
/ sizeof(int);
478 for (i
= 0; i
< numfds
; i
++)
479 fd
[i
] = tswap32(target_fd
[i
]);
482 cmsg
= CMSG_NXTHDR(msgh
, cmsg
);
483 target_cmsg
= TARGET_CMSG_NXTHDR(target_msgh
, target_cmsg
);
486 msgh
->msg_controllen
= space
;
489 static inline void host_to_target_cmsg(struct target_msghdr
*target_msgh
,
492 struct cmsghdr
*cmsg
= CMSG_FIRSTHDR(msgh
);
493 struct target_cmsghdr
*target_cmsg
= TARGET_CMSG_FIRSTHDR(target_msgh
);
496 while (cmsg
&& target_cmsg
) {
497 void *data
= CMSG_DATA(cmsg
);
498 void *target_data
= TARGET_CMSG_DATA(target_cmsg
);
500 int len
= cmsg
->cmsg_len
- CMSG_ALIGN(sizeof (struct cmsghdr
));
502 space
+= TARGET_CMSG_SPACE(len
);
503 if (space
> tswapl(target_msgh
->msg_controllen
)) {
504 space
-= TARGET_CMSG_SPACE(len
);
505 gemu_log("Target cmsg overflow");
509 target_cmsg
->cmsg_level
= tswap32(cmsg
->cmsg_level
);
510 target_cmsg
->cmsg_type
= tswap32(cmsg
->cmsg_type
);
511 target_cmsg
->cmsg_len
= tswapl(TARGET_CMSG_LEN(len
));
513 if (cmsg
->cmsg_level
!= SOL_SOCKET
|| cmsg
->cmsg_type
!= SCM_RIGHTS
) {
514 gemu_log("Unsupported ancillary data: %d/%d\n", cmsg
->cmsg_level
, cmsg
->cmsg_type
);
515 memcpy(target_data
, data
, len
);
517 int *fd
= (int *)data
;
518 int *target_fd
= (int *)target_data
;
519 int i
, numfds
= len
/ sizeof(int);
521 for (i
= 0; i
< numfds
; i
++)
522 target_fd
[i
] = tswap32(fd
[i
]);
525 cmsg
= CMSG_NXTHDR(msgh
, cmsg
);
526 target_cmsg
= TARGET_CMSG_NXTHDR(target_msgh
, target_cmsg
);
529 msgh
->msg_controllen
= tswapl(space
);
532 static long do_setsockopt(int sockfd
, int level
, int optname
,
533 void *optval
, socklen_t optlen
)
539 /* TCP options all take an 'int' value. */
540 if (optlen
< sizeof(uint32_t))
543 if (get_user(val
, (uint32_t *)optval
))
545 ret
= get_errno(setsockopt(sockfd
, level
, optname
, &val
, sizeof(val
)));
551 if (optlen
>= sizeof(uint32_t)) {
552 if (get_user(val
, (uint32_t *)optval
))
554 } else if (optlen
>= 1) {
555 if (get_user(val
, (uint8_t *)optval
))
558 ret
= get_errno(setsockopt(sockfd
, level
, optname
, &val
, sizeof(val
)));
566 /* Options with 'int' argument. */
585 if (optlen
< sizeof(uint32_t))
587 if (get_user(val
, (uint32_t *)optval
))
589 ret
= get_errno(setsockopt(sockfd
, level
, optname
, &val
, sizeof(val
)));
597 gemu_log("Unsupported setsockopt level=%d optname=%d \n", level
, optname
);
603 static long do_getsockopt(int sockfd
, int level
, int optname
,
604 void *optval
, socklen_t
*optlen
)
606 int len
, lv
, val
, ret
;
616 /* These don't just return a single integer */
619 if (get_user(len
, optlen
))
624 ret
= get_errno(getsockopt(sockfd
, level
, optname
, &val
, &lv
));
630 if (copy_to_user(optval
, &val
, len
))
632 if (put_user(len
, optlen
))
639 gemu_log("getsockopt level=%d optname=%d not yet supported\n",
647 static long do_socketcall(int num
, int32_t *vptr
)
654 int domain
= tswap32(vptr
[0]);
655 int type
= tswap32(vptr
[1]);
656 int protocol
= tswap32(vptr
[2]);
658 ret
= get_errno(socket(domain
, type
, protocol
));
663 int sockfd
= tswap32(vptr
[0]);
664 void *target_addr
= (void *)tswap32(vptr
[1]);
665 socklen_t addrlen
= tswap32(vptr
[2]);
666 void *addr
= alloca(addrlen
);
668 target_to_host_sockaddr(addr
, target_addr
, addrlen
);
669 ret
= get_errno(bind(sockfd
, addr
, addrlen
));
674 int sockfd
= tswap32(vptr
[0]);
675 void *target_addr
= (void *)tswap32(vptr
[1]);
676 socklen_t addrlen
= tswap32(vptr
[2]);
677 void *addr
= alloca(addrlen
);
679 target_to_host_sockaddr(addr
, target_addr
, addrlen
);
680 ret
= get_errno(connect(sockfd
, addr
, addrlen
));
685 int sockfd
= tswap32(vptr
[0]);
686 int backlog
= tswap32(vptr
[1]);
688 ret
= get_errno(listen(sockfd
, backlog
));
693 int sockfd
= tswap32(vptr
[0]);
694 void *target_addr
= (void *)tswap32(vptr
[1]);
695 uint32_t *target_addrlen
= (void *)tswap32(vptr
[2]);
696 socklen_t addrlen
= tswap32(*target_addrlen
);
697 void *addr
= alloca(addrlen
);
699 ret
= get_errno(accept(sockfd
, addr
, &addrlen
));
700 if (!is_error(ret
)) {
701 host_to_target_sockaddr(target_addr
, addr
, addrlen
);
702 *target_addrlen
= tswap32(addrlen
);
706 case SOCKOP_getsockname
:
708 int sockfd
= tswap32(vptr
[0]);
709 void *target_addr
= (void *)tswap32(vptr
[1]);
710 uint32_t *target_addrlen
= (void *)tswap32(vptr
[2]);
711 socklen_t addrlen
= tswap32(*target_addrlen
);
712 void *addr
= alloca(addrlen
);
714 ret
= get_errno(getsockname(sockfd
, addr
, &addrlen
));
715 if (!is_error(ret
)) {
716 host_to_target_sockaddr(target_addr
, addr
, addrlen
);
717 *target_addrlen
= tswap32(addrlen
);
721 case SOCKOP_getpeername
:
723 int sockfd
= tswap32(vptr
[0]);
724 void *target_addr
= (void *)tswap32(vptr
[1]);
725 uint32_t *target_addrlen
= (void *)tswap32(vptr
[2]);
726 socklen_t addrlen
= tswap32(*target_addrlen
);
727 void *addr
= alloca(addrlen
);
729 ret
= get_errno(getpeername(sockfd
, addr
, &addrlen
));
730 if (!is_error(ret
)) {
731 host_to_target_sockaddr(target_addr
, addr
, addrlen
);
732 *target_addrlen
= tswap32(addrlen
);
736 case SOCKOP_socketpair
:
738 int domain
= tswap32(vptr
[0]);
739 int type
= tswap32(vptr
[1]);
740 int protocol
= tswap32(vptr
[2]);
741 int32_t *target_tab
= (void *)tswap32(vptr
[3]);
744 ret
= get_errno(socketpair(domain
, type
, protocol
, tab
));
745 if (!is_error(ret
)) {
746 target_tab
[0] = tswap32(tab
[0]);
747 target_tab
[1] = tswap32(tab
[1]);
753 int sockfd
= tswap32(vptr
[0]);
754 void *msg
= (void *)tswap32(vptr
[1]);
755 size_t len
= tswap32(vptr
[2]);
756 int flags
= tswap32(vptr
[3]);
758 ret
= get_errno(send(sockfd
, msg
, len
, flags
));
763 int sockfd
= tswap32(vptr
[0]);
764 void *msg
= (void *)tswap32(vptr
[1]);
765 size_t len
= tswap32(vptr
[2]);
766 int flags
= tswap32(vptr
[3]);
768 ret
= get_errno(recv(sockfd
, msg
, len
, flags
));
773 int sockfd
= tswap32(vptr
[0]);
774 void *msg
= (void *)tswap32(vptr
[1]);
775 size_t len
= tswap32(vptr
[2]);
776 int flags
= tswap32(vptr
[3]);
777 void *target_addr
= (void *)tswap32(vptr
[4]);
778 socklen_t addrlen
= tswap32(vptr
[5]);
779 void *addr
= alloca(addrlen
);
781 target_to_host_sockaddr(addr
, target_addr
, addrlen
);
782 ret
= get_errno(sendto(sockfd
, msg
, len
, flags
, addr
, addrlen
));
785 case SOCKOP_recvfrom
:
787 int sockfd
= tswap32(vptr
[0]);
788 void *msg
= (void *)tswap32(vptr
[1]);
789 size_t len
= tswap32(vptr
[2]);
790 int flags
= tswap32(vptr
[3]);
791 void *target_addr
= (void *)tswap32(vptr
[4]);
792 uint32_t *target_addrlen
= (void *)tswap32(vptr
[5]);
793 socklen_t addrlen
= tswap32(*target_addrlen
);
794 void *addr
= alloca(addrlen
);
796 ret
= get_errno(recvfrom(sockfd
, msg
, len
, flags
, addr
, &addrlen
));
797 if (!is_error(ret
)) {
798 host_to_target_sockaddr(target_addr
, addr
, addrlen
);
799 *target_addrlen
= tswap32(addrlen
);
803 case SOCKOP_shutdown
:
805 int sockfd
= tswap32(vptr
[0]);
806 int how
= tswap32(vptr
[1]);
808 ret
= get_errno(shutdown(sockfd
, how
));
815 struct target_msghdr
*msgp
;
819 struct target_iovec
*target_vec
;
821 msgp
= (void *)tswap32(vptr
[1]);
822 msg
.msg_name
= (void *)tswapl(msgp
->msg_name
);
823 msg
.msg_namelen
= tswapl(msgp
->msg_namelen
);
824 msg
.msg_controllen
= 2 * tswapl(msgp
->msg_controllen
);
825 msg
.msg_control
= alloca(msg
.msg_controllen
);
826 msg
.msg_flags
= tswap32(msgp
->msg_flags
);
828 count
= tswapl(msgp
->msg_iovlen
);
829 vec
= alloca(count
* sizeof(struct iovec
));
830 target_vec
= (void *)tswapl(msgp
->msg_iov
);
831 for(i
= 0;i
< count
; i
++) {
832 vec
[i
].iov_base
= (void *)tswapl(target_vec
[i
].iov_base
);
833 vec
[i
].iov_len
= tswapl(target_vec
[i
].iov_len
);
835 msg
.msg_iovlen
= count
;
838 fd
= tswap32(vptr
[0]);
839 flags
= tswap32(vptr
[2]);
840 if (num
== SOCKOP_sendmsg
) {
841 target_to_host_cmsg(&msg
, msgp
);
842 ret
= get_errno(sendmsg(fd
, &msg
, flags
));
844 ret
= get_errno(recvmsg(fd
, &msg
, flags
));
846 host_to_target_cmsg(msgp
, &msg
);
850 case SOCKOP_setsockopt
:
852 int sockfd
= tswap32(vptr
[0]);
853 int level
= tswap32(vptr
[1]);
854 int optname
= tswap32(vptr
[2]);
855 void *optval
= (void *)tswap32(vptr
[3]);
856 socklen_t optlen
= tswap32(vptr
[4]);
858 ret
= do_setsockopt(sockfd
, level
, optname
, optval
, optlen
);
861 case SOCKOP_getsockopt
:
863 int sockfd
= tswap32(vptr
[0]);
864 int level
= tswap32(vptr
[1]);
865 int optname
= tswap32(vptr
[2]);
866 void *optval
= (void *)tswap32(vptr
[3]);
867 uint32_t *poptlen
= (void *)tswap32(vptr
[4]);
869 ret
= do_getsockopt(sockfd
, level
, optname
, optval
, poptlen
);
873 gemu_log("Unsupported socketcall: %d\n", num
);
881 #define N_SHM_REGIONS 32
883 static struct shm_region
{
886 } shm_regions
[N_SHM_REGIONS
];
888 static long do_ipc(long call
, long first
, long second
, long third
,
889 long ptr
, long fifth
)
894 struct shmid_ds shm_info
;
897 version
= call
>> 16;
902 /* SHM_* flags are the same on all linux platforms */
903 ret
= get_errno((long) shmat(first
, (void *) ptr
, second
));
907 /* find out the length of the shared memory segment */
909 ret
= get_errno(shmctl(first
, IPC_STAT
, &shm_info
));
911 /* can't get length, bail out */
912 shmdt((void *) raddr
);
915 page_set_flags(raddr
, raddr
+ shm_info
.shm_segsz
,
916 PAGE_VALID
| PAGE_READ
|
917 ((second
& SHM_RDONLY
)? 0: PAGE_WRITE
));
918 for (i
= 0; i
< N_SHM_REGIONS
; ++i
) {
919 if (shm_regions
[i
].start
== 0) {
920 shm_regions
[i
].start
= raddr
;
921 shm_regions
[i
].size
= shm_info
.shm_segsz
;
925 if (put_user(raddr
, (uint32_t *)third
))
930 for (i
= 0; i
< N_SHM_REGIONS
; ++i
) {
931 if (shm_regions
[i
].start
== ptr
) {
932 shm_regions
[i
].start
= 0;
933 page_set_flags(ptr
, shm_regions
[i
].size
, 0);
937 ret
= get_errno(shmdt((void *) ptr
));
941 /* IPC_* flag values are the same on all linux platforms */
942 ret
= get_errno(shmget(first
, second
, third
));
945 /* IPC_* and SHM_* command values are the same on all linux platforms */
951 ret
= get_errno(shmctl(first
, second
, NULL
));
959 gemu_log("Unsupported ipc call: %ld (version %d)\n", call
, version
);
966 /* kernel structure types definitions */
969 #define STRUCT(name, list...) STRUCT_ ## name,
970 #define STRUCT_SPECIAL(name) STRUCT_ ## name,
972 #include "syscall_types.h"
975 #undef STRUCT_SPECIAL
977 #define STRUCT(name, list...) const argtype struct_ ## name ## _def[] = { list, TYPE_NULL };
978 #define STRUCT_SPECIAL(name)
979 #include "syscall_types.h"
981 #undef STRUCT_SPECIAL
983 typedef struct IOCTLEntry
{
984 unsigned int target_cmd
;
985 unsigned int host_cmd
;
988 const argtype arg_type
[5];
993 #define IOC_RW (IOC_R | IOC_W)
995 #define MAX_STRUCT_SIZE 4096
997 IOCTLEntry ioctl_entries
[] = {
998 #define IOCTL(cmd, access, types...) \
999 { TARGET_ ## cmd, cmd, #cmd, access, { types } },
1004 static long do_ioctl(long fd
, long cmd
, long arg
)
1006 const IOCTLEntry
*ie
;
1007 const argtype
*arg_type
;
1009 uint8_t buf_temp
[MAX_STRUCT_SIZE
];
1013 if (ie
->target_cmd
== 0) {
1014 gemu_log("Unsupported ioctl: cmd=0x%04lx\n", cmd
);
1017 if (ie
->target_cmd
== cmd
)
1021 arg_type
= ie
->arg_type
;
1023 gemu_log("ioctl: cmd=0x%04lx (%s)\n", cmd
, ie
->name
);
1025 switch(arg_type
[0]) {
1028 ret
= get_errno(ioctl(fd
, ie
->host_cmd
));
1033 ret
= get_errno(ioctl(fd
, ie
->host_cmd
, arg
));
1037 switch(ie
->access
) {
1039 ret
= get_errno(ioctl(fd
, ie
->host_cmd
, buf_temp
));
1040 if (!is_error(ret
)) {
1041 thunk_convert((void *)arg
, buf_temp
, arg_type
, THUNK_TARGET
);
1045 thunk_convert(buf_temp
, (void *)arg
, arg_type
, THUNK_HOST
);
1046 ret
= get_errno(ioctl(fd
, ie
->host_cmd
, buf_temp
));
1050 thunk_convert(buf_temp
, (void *)arg
, arg_type
, THUNK_HOST
);
1051 ret
= get_errno(ioctl(fd
, ie
->host_cmd
, buf_temp
));
1052 if (!is_error(ret
)) {
1053 thunk_convert((void *)arg
, buf_temp
, arg_type
, THUNK_TARGET
);
1059 gemu_log("Unsupported ioctl type: cmd=0x%04lx type=%d\n", cmd
, arg_type
[0]);
1066 bitmask_transtbl iflag_tbl
[] = {
1067 { TARGET_IGNBRK
, TARGET_IGNBRK
, IGNBRK
, IGNBRK
},
1068 { TARGET_BRKINT
, TARGET_BRKINT
, BRKINT
, BRKINT
},
1069 { TARGET_IGNPAR
, TARGET_IGNPAR
, IGNPAR
, IGNPAR
},
1070 { TARGET_PARMRK
, TARGET_PARMRK
, PARMRK
, PARMRK
},
1071 { TARGET_INPCK
, TARGET_INPCK
, INPCK
, INPCK
},
1072 { TARGET_ISTRIP
, TARGET_ISTRIP
, ISTRIP
, ISTRIP
},
1073 { TARGET_INLCR
, TARGET_INLCR
, INLCR
, INLCR
},
1074 { TARGET_IGNCR
, TARGET_IGNCR
, IGNCR
, IGNCR
},
1075 { TARGET_ICRNL
, TARGET_ICRNL
, ICRNL
, ICRNL
},
1076 { TARGET_IUCLC
, TARGET_IUCLC
, IUCLC
, IUCLC
},
1077 { TARGET_IXON
, TARGET_IXON
, IXON
, IXON
},
1078 { TARGET_IXANY
, TARGET_IXANY
, IXANY
, IXANY
},
1079 { TARGET_IXOFF
, TARGET_IXOFF
, IXOFF
, IXOFF
},
1080 { TARGET_IMAXBEL
, TARGET_IMAXBEL
, IMAXBEL
, IMAXBEL
},
1084 bitmask_transtbl oflag_tbl
[] = {
1085 { TARGET_OPOST
, TARGET_OPOST
, OPOST
, OPOST
},
1086 { TARGET_OLCUC
, TARGET_OLCUC
, OLCUC
, OLCUC
},
1087 { TARGET_ONLCR
, TARGET_ONLCR
, ONLCR
, ONLCR
},
1088 { TARGET_OCRNL
, TARGET_OCRNL
, OCRNL
, OCRNL
},
1089 { TARGET_ONOCR
, TARGET_ONOCR
, ONOCR
, ONOCR
},
1090 { TARGET_ONLRET
, TARGET_ONLRET
, ONLRET
, ONLRET
},
1091 { TARGET_OFILL
, TARGET_OFILL
, OFILL
, OFILL
},
1092 { TARGET_OFDEL
, TARGET_OFDEL
, OFDEL
, OFDEL
},
1093 { TARGET_NLDLY
, TARGET_NL0
, NLDLY
, NL0
},
1094 { TARGET_NLDLY
, TARGET_NL1
, NLDLY
, NL1
},
1095 { TARGET_CRDLY
, TARGET_CR0
, CRDLY
, CR0
},
1096 { TARGET_CRDLY
, TARGET_CR1
, CRDLY
, CR1
},
1097 { TARGET_CRDLY
, TARGET_CR2
, CRDLY
, CR2
},
1098 { TARGET_CRDLY
, TARGET_CR3
, CRDLY
, CR3
},
1099 { TARGET_TABDLY
, TARGET_TAB0
, TABDLY
, TAB0
},
1100 { TARGET_TABDLY
, TARGET_TAB1
, TABDLY
, TAB1
},
1101 { TARGET_TABDLY
, TARGET_TAB2
, TABDLY
, TAB2
},
1102 { TARGET_TABDLY
, TARGET_TAB3
, TABDLY
, TAB3
},
1103 { TARGET_BSDLY
, TARGET_BS0
, BSDLY
, BS0
},
1104 { TARGET_BSDLY
, TARGET_BS1
, BSDLY
, BS1
},
1105 { TARGET_VTDLY
, TARGET_VT0
, VTDLY
, VT0
},
1106 { TARGET_VTDLY
, TARGET_VT1
, VTDLY
, VT1
},
1107 { TARGET_FFDLY
, TARGET_FF0
, FFDLY
, FF0
},
1108 { TARGET_FFDLY
, TARGET_FF1
, FFDLY
, FF1
},
1112 bitmask_transtbl cflag_tbl
[] = {
1113 { TARGET_CBAUD
, TARGET_B0
, CBAUD
, B0
},
1114 { TARGET_CBAUD
, TARGET_B50
, CBAUD
, B50
},
1115 { TARGET_CBAUD
, TARGET_B75
, CBAUD
, B75
},
1116 { TARGET_CBAUD
, TARGET_B110
, CBAUD
, B110
},
1117 { TARGET_CBAUD
, TARGET_B134
, CBAUD
, B134
},
1118 { TARGET_CBAUD
, TARGET_B150
, CBAUD
, B150
},
1119 { TARGET_CBAUD
, TARGET_B200
, CBAUD
, B200
},
1120 { TARGET_CBAUD
, TARGET_B300
, CBAUD
, B300
},
1121 { TARGET_CBAUD
, TARGET_B600
, CBAUD
, B600
},
1122 { TARGET_CBAUD
, TARGET_B1200
, CBAUD
, B1200
},
1123 { TARGET_CBAUD
, TARGET_B1800
, CBAUD
, B1800
},
1124 { TARGET_CBAUD
, TARGET_B2400
, CBAUD
, B2400
},
1125 { TARGET_CBAUD
, TARGET_B4800
, CBAUD
, B4800
},
1126 { TARGET_CBAUD
, TARGET_B9600
, CBAUD
, B9600
},
1127 { TARGET_CBAUD
, TARGET_B19200
, CBAUD
, B19200
},
1128 { TARGET_CBAUD
, TARGET_B38400
, CBAUD
, B38400
},
1129 { TARGET_CBAUD
, TARGET_B57600
, CBAUD
, B57600
},
1130 { TARGET_CBAUD
, TARGET_B115200
, CBAUD
, B115200
},
1131 { TARGET_CBAUD
, TARGET_B230400
, CBAUD
, B230400
},
1132 { TARGET_CBAUD
, TARGET_B460800
, CBAUD
, B460800
},
1133 { TARGET_CSIZE
, TARGET_CS5
, CSIZE
, CS5
},
1134 { TARGET_CSIZE
, TARGET_CS6
, CSIZE
, CS6
},
1135 { TARGET_CSIZE
, TARGET_CS7
, CSIZE
, CS7
},
1136 { TARGET_CSIZE
, TARGET_CS8
, CSIZE
, CS8
},
1137 { TARGET_CSTOPB
, TARGET_CSTOPB
, CSTOPB
, CSTOPB
},
1138 { TARGET_CREAD
, TARGET_CREAD
, CREAD
, CREAD
},
1139 { TARGET_PARENB
, TARGET_PARENB
, PARENB
, PARENB
},
1140 { TARGET_PARODD
, TARGET_PARODD
, PARODD
, PARODD
},
1141 { TARGET_HUPCL
, TARGET_HUPCL
, HUPCL
, HUPCL
},
1142 { TARGET_CLOCAL
, TARGET_CLOCAL
, CLOCAL
, CLOCAL
},
1143 { TARGET_CRTSCTS
, TARGET_CRTSCTS
, CRTSCTS
, CRTSCTS
},
1147 bitmask_transtbl lflag_tbl
[] = {
1148 { TARGET_ISIG
, TARGET_ISIG
, ISIG
, ISIG
},
1149 { TARGET_ICANON
, TARGET_ICANON
, ICANON
, ICANON
},
1150 { TARGET_XCASE
, TARGET_XCASE
, XCASE
, XCASE
},
1151 { TARGET_ECHO
, TARGET_ECHO
, ECHO
, ECHO
},
1152 { TARGET_ECHOE
, TARGET_ECHOE
, ECHOE
, ECHOE
},
1153 { TARGET_ECHOK
, TARGET_ECHOK
, ECHOK
, ECHOK
},
1154 { TARGET_ECHONL
, TARGET_ECHONL
, ECHONL
, ECHONL
},
1155 { TARGET_NOFLSH
, TARGET_NOFLSH
, NOFLSH
, NOFLSH
},
1156 { TARGET_TOSTOP
, TARGET_TOSTOP
, TOSTOP
, TOSTOP
},
1157 { TARGET_ECHOCTL
, TARGET_ECHOCTL
, ECHOCTL
, ECHOCTL
},
1158 { TARGET_ECHOPRT
, TARGET_ECHOPRT
, ECHOPRT
, ECHOPRT
},
1159 { TARGET_ECHOKE
, TARGET_ECHOKE
, ECHOKE
, ECHOKE
},
1160 { TARGET_FLUSHO
, TARGET_FLUSHO
, FLUSHO
, FLUSHO
},
1161 { TARGET_PENDIN
, TARGET_PENDIN
, PENDIN
, PENDIN
},
1162 { TARGET_IEXTEN
, TARGET_IEXTEN
, IEXTEN
, IEXTEN
},
1166 static void target_to_host_termios (void *dst
, const void *src
)
1168 struct host_termios
*host
= dst
;
1169 const struct target_termios
*target
= src
;
1172 target_to_host_bitmask(tswap32(target
->c_iflag
), iflag_tbl
);
1174 target_to_host_bitmask(tswap32(target
->c_oflag
), oflag_tbl
);
1176 target_to_host_bitmask(tswap32(target
->c_cflag
), cflag_tbl
);
1178 target_to_host_bitmask(tswap32(target
->c_lflag
), lflag_tbl
);
1179 host
->c_line
= target
->c_line
;
1181 host
->c_cc
[VINTR
] = target
->c_cc
[TARGET_VINTR
];
1182 host
->c_cc
[VQUIT
] = target
->c_cc
[TARGET_VQUIT
];
1183 host
->c_cc
[VERASE
] = target
->c_cc
[TARGET_VERASE
];
1184 host
->c_cc
[VKILL
] = target
->c_cc
[TARGET_VKILL
];
1185 host
->c_cc
[VEOF
] = target
->c_cc
[TARGET_VEOF
];
1186 host
->c_cc
[VTIME
] = target
->c_cc
[TARGET_VTIME
];
1187 host
->c_cc
[VMIN
] = target
->c_cc
[TARGET_VMIN
];
1188 host
->c_cc
[VSWTC
] = target
->c_cc
[TARGET_VSWTC
];
1189 host
->c_cc
[VSTART
] = target
->c_cc
[TARGET_VSTART
];
1190 host
->c_cc
[VSTOP
] = target
->c_cc
[TARGET_VSTOP
];
1191 host
->c_cc
[VSUSP
] = target
->c_cc
[TARGET_VSUSP
];
1192 host
->c_cc
[VEOL
] = target
->c_cc
[TARGET_VEOL
];
1193 host
->c_cc
[VREPRINT
] = target
->c_cc
[TARGET_VREPRINT
];
1194 host
->c_cc
[VDISCARD
] = target
->c_cc
[TARGET_VDISCARD
];
1195 host
->c_cc
[VWERASE
] = target
->c_cc
[TARGET_VWERASE
];
1196 host
->c_cc
[VLNEXT
] = target
->c_cc
[TARGET_VLNEXT
];
1197 host
->c_cc
[VEOL2
] = target
->c_cc
[TARGET_VEOL2
];
1200 static void host_to_target_termios (void *dst
, const void *src
)
1202 struct target_termios
*target
= dst
;
1203 const struct host_termios
*host
= src
;
1206 tswap32(host_to_target_bitmask(host
->c_iflag
, iflag_tbl
));
1208 tswap32(host_to_target_bitmask(host
->c_oflag
, oflag_tbl
));
1210 tswap32(host_to_target_bitmask(host
->c_cflag
, cflag_tbl
));
1212 tswap32(host_to_target_bitmask(host
->c_lflag
, lflag_tbl
));
1213 target
->c_line
= host
->c_line
;
1215 target
->c_cc
[TARGET_VINTR
] = host
->c_cc
[VINTR
];
1216 target
->c_cc
[TARGET_VQUIT
] = host
->c_cc
[VQUIT
];
1217 target
->c_cc
[TARGET_VERASE
] = host
->c_cc
[VERASE
];
1218 target
->c_cc
[TARGET_VKILL
] = host
->c_cc
[VKILL
];
1219 target
->c_cc
[TARGET_VEOF
] = host
->c_cc
[VEOF
];
1220 target
->c_cc
[TARGET_VTIME
] = host
->c_cc
[VTIME
];
1221 target
->c_cc
[TARGET_VMIN
] = host
->c_cc
[VMIN
];
1222 target
->c_cc
[TARGET_VSWTC
] = host
->c_cc
[VSWTC
];
1223 target
->c_cc
[TARGET_VSTART
] = host
->c_cc
[VSTART
];
1224 target
->c_cc
[TARGET_VSTOP
] = host
->c_cc
[VSTOP
];
1225 target
->c_cc
[TARGET_VSUSP
] = host
->c_cc
[VSUSP
];
1226 target
->c_cc
[TARGET_VEOL
] = host
->c_cc
[VEOL
];
1227 target
->c_cc
[TARGET_VREPRINT
] = host
->c_cc
[VREPRINT
];
1228 target
->c_cc
[TARGET_VDISCARD
] = host
->c_cc
[VDISCARD
];
1229 target
->c_cc
[TARGET_VWERASE
] = host
->c_cc
[VWERASE
];
1230 target
->c_cc
[TARGET_VLNEXT
] = host
->c_cc
[VLNEXT
];
1231 target
->c_cc
[TARGET_VEOL2
] = host
->c_cc
[VEOL2
];
1234 StructEntry struct_termios_def
= {
1235 .convert
= { host_to_target_termios
, target_to_host_termios
},
1236 .size
= { sizeof(struct target_termios
), sizeof(struct host_termios
) },
1237 .align
= { __alignof__(struct target_termios
), __alignof__(struct host_termios
) },
1240 static bitmask_transtbl mmap_flags_tbl
[] = {
1241 { TARGET_MAP_SHARED
, TARGET_MAP_SHARED
, MAP_SHARED
, MAP_SHARED
},
1242 { TARGET_MAP_PRIVATE
, TARGET_MAP_PRIVATE
, MAP_PRIVATE
, MAP_PRIVATE
},
1243 { TARGET_MAP_FIXED
, TARGET_MAP_FIXED
, MAP_FIXED
, MAP_FIXED
},
1244 { TARGET_MAP_ANONYMOUS
, TARGET_MAP_ANONYMOUS
, MAP_ANONYMOUS
, MAP_ANONYMOUS
},
1245 { TARGET_MAP_GROWSDOWN
, TARGET_MAP_GROWSDOWN
, MAP_GROWSDOWN
, MAP_GROWSDOWN
},
1246 { TARGET_MAP_DENYWRITE
, TARGET_MAP_DENYWRITE
, MAP_DENYWRITE
, MAP_DENYWRITE
},
1247 { TARGET_MAP_EXECUTABLE
, TARGET_MAP_EXECUTABLE
, MAP_EXECUTABLE
, MAP_EXECUTABLE
},
1248 { TARGET_MAP_LOCKED
, TARGET_MAP_LOCKED
, MAP_LOCKED
, MAP_LOCKED
},
1252 static bitmask_transtbl fcntl_flags_tbl
[] = {
1253 { TARGET_O_ACCMODE
, TARGET_O_WRONLY
, O_ACCMODE
, O_WRONLY
, },
1254 { TARGET_O_ACCMODE
, TARGET_O_RDWR
, O_ACCMODE
, O_RDWR
, },
1255 { TARGET_O_CREAT
, TARGET_O_CREAT
, O_CREAT
, O_CREAT
, },
1256 { TARGET_O_EXCL
, TARGET_O_EXCL
, O_EXCL
, O_EXCL
, },
1257 { TARGET_O_NOCTTY
, TARGET_O_NOCTTY
, O_NOCTTY
, O_NOCTTY
, },
1258 { TARGET_O_TRUNC
, TARGET_O_TRUNC
, O_TRUNC
, O_TRUNC
, },
1259 { TARGET_O_APPEND
, TARGET_O_APPEND
, O_APPEND
, O_APPEND
, },
1260 { TARGET_O_NONBLOCK
, TARGET_O_NONBLOCK
, O_NONBLOCK
, O_NONBLOCK
, },
1261 { TARGET_O_SYNC
, TARGET_O_SYNC
, O_SYNC
, O_SYNC
, },
1262 { TARGET_FASYNC
, TARGET_FASYNC
, FASYNC
, FASYNC
, },
1263 { TARGET_O_DIRECTORY
, TARGET_O_DIRECTORY
, O_DIRECTORY
, O_DIRECTORY
, },
1264 { TARGET_O_NOFOLLOW
, TARGET_O_NOFOLLOW
, O_NOFOLLOW
, O_NOFOLLOW
, },
1265 { TARGET_O_LARGEFILE
, TARGET_O_LARGEFILE
, O_LARGEFILE
, O_LARGEFILE
, },
1266 #if defined(O_DIRECT)
1267 { TARGET_O_DIRECT
, TARGET_O_DIRECT
, O_DIRECT
, O_DIRECT
, },
1272 #if defined(TARGET_I386)
1274 /* NOTE: there is really one LDT for all the threads */
1277 static int read_ldt(void *ptr
, unsigned long bytecount
)
1283 size
= TARGET_LDT_ENTRIES
* TARGET_LDT_ENTRY_SIZE
;
1284 if (size
> bytecount
)
1286 memcpy(ptr
, ldt_table
, size
);
1290 /* XXX: add locking support */
1291 static int write_ldt(CPUX86State
*env
,
1292 void *ptr
, unsigned long bytecount
, int oldmode
)
1294 struct target_modify_ldt_ldt_s ldt_info
;
1295 int seg_32bit
, contents
, read_exec_only
, limit_in_pages
;
1296 int seg_not_present
, useable
;
1297 uint32_t *lp
, entry_1
, entry_2
;
1299 if (bytecount
!= sizeof(ldt_info
))
1301 memcpy(&ldt_info
, ptr
, sizeof(ldt_info
));
1302 tswap32s(&ldt_info
.entry_number
);
1303 tswapls((long *)&ldt_info
.base_addr
);
1304 tswap32s(&ldt_info
.limit
);
1305 tswap32s(&ldt_info
.flags
);
1307 if (ldt_info
.entry_number
>= TARGET_LDT_ENTRIES
)
1309 seg_32bit
= ldt_info
.flags
& 1;
1310 contents
= (ldt_info
.flags
>> 1) & 3;
1311 read_exec_only
= (ldt_info
.flags
>> 3) & 1;
1312 limit_in_pages
= (ldt_info
.flags
>> 4) & 1;
1313 seg_not_present
= (ldt_info
.flags
>> 5) & 1;
1314 useable
= (ldt_info
.flags
>> 6) & 1;
1316 if (contents
== 3) {
1319 if (seg_not_present
== 0)
1322 /* allocate the LDT */
1324 ldt_table
= malloc(TARGET_LDT_ENTRIES
* TARGET_LDT_ENTRY_SIZE
);
1327 memset(ldt_table
, 0, TARGET_LDT_ENTRIES
* TARGET_LDT_ENTRY_SIZE
);
1328 env
->ldt
.base
= ldt_table
;
1329 env
->ldt
.limit
= 0xffff;
1332 /* NOTE: same code as Linux kernel */
1333 /* Allow LDTs to be cleared by the user. */
1334 if (ldt_info
.base_addr
== 0 && ldt_info
.limit
== 0) {
1337 read_exec_only
== 1 &&
1339 limit_in_pages
== 0 &&
1340 seg_not_present
== 1 &&
1348 entry_1
= ((ldt_info
.base_addr
& 0x0000ffff) << 16) |
1349 (ldt_info
.limit
& 0x0ffff);
1350 entry_2
= (ldt_info
.base_addr
& 0xff000000) |
1351 ((ldt_info
.base_addr
& 0x00ff0000) >> 16) |
1352 (ldt_info
.limit
& 0xf0000) |
1353 ((read_exec_only
^ 1) << 9) |
1355 ((seg_not_present
^ 1) << 15) |
1357 (limit_in_pages
<< 23) |
1360 entry_2
|= (useable
<< 20);
1362 /* Install the new entry ... */
1364 lp
= (uint32_t *)(ldt_table
+ (ldt_info
.entry_number
<< 3));
1365 lp
[0] = tswap32(entry_1
);
1366 lp
[1] = tswap32(entry_2
);
1370 /* specific and weird i386 syscalls */
1371 int do_modify_ldt(CPUX86State
*env
, int func
, void *ptr
, unsigned long bytecount
)
1377 ret
= read_ldt(ptr
, bytecount
);
1380 ret
= write_ldt(env
, ptr
, bytecount
, 1);
1383 ret
= write_ldt(env
, ptr
, bytecount
, 0);
1389 #endif /* defined(TARGET_I386) */
1391 /* this stack is the equivalent of the kernel stack associated with a
1393 #define NEW_STACK_SIZE 8192
1395 static int clone_func(void *arg
)
1397 CPUState
*env
= arg
;
1403 int do_fork(CPUState
*env
, unsigned int flags
, unsigned long newsp
)
1410 if (flags
& CLONE_VM
) {
1411 ts
= malloc(sizeof(TaskState
) + NEW_STACK_SIZE
);
1412 memset(ts
, 0, sizeof(TaskState
));
1413 new_stack
= ts
->stack
;
1415 /* add in task state list */
1416 ts
->next
= first_task_state
;
1417 first_task_state
= ts
;
1418 /* we create a new CPU instance. */
1419 new_env
= cpu_init();
1420 memcpy(new_env
, env
, sizeof(CPUState
));
1421 #if defined(TARGET_I386)
1423 newsp
= env
->regs
[R_ESP
];
1424 new_env
->regs
[R_ESP
] = newsp
;
1425 new_env
->regs
[R_EAX
] = 0;
1426 #elif defined(TARGET_ARM)
1428 newsp
= env
->regs
[13];
1429 new_env
->regs
[13] = newsp
;
1430 new_env
->regs
[0] = 0;
1431 #elif defined(TARGET_SPARC)
1432 printf ("HELPME: %s:%d\n", __FILE__
, __LINE__
);
1433 #elif defined(TARGET_PPC)
1435 newsp
= env
->gpr
[1];
1436 new_env
->gpr
[1] = newsp
;
1439 for (i
= 7; i
< 32; i
++)
1440 new_env
->gpr
[i
] = 0;
1443 #error unsupported target CPU
1445 new_env
->opaque
= ts
;
1447 ret
= clone2(clone_func
, new_stack
+ NEW_STACK_SIZE
, flags
, new_env
);
1449 ret
= clone(clone_func
, new_stack
+ NEW_STACK_SIZE
, flags
, new_env
);
1452 /* if no CLONE_VM, we consider it is a fork */
1453 if ((flags
& ~CSIGNAL
) != 0)
1460 static long do_fcntl(int fd
, int cmd
, unsigned long arg
)
1463 struct target_flock
*target_fl
= (void *)arg
;
1467 case TARGET_F_GETLK
:
1468 ret
= fcntl(fd
, cmd
, &fl
);
1470 target_fl
->l_type
= tswap16(fl
.l_type
);
1471 target_fl
->l_whence
= tswap16(fl
.l_whence
);
1472 target_fl
->l_start
= tswapl(fl
.l_start
);
1473 target_fl
->l_len
= tswapl(fl
.l_len
);
1474 target_fl
->l_pid
= tswapl(fl
.l_pid
);
1478 case TARGET_F_SETLK
:
1479 case TARGET_F_SETLKW
:
1480 fl
.l_type
= tswap16(target_fl
->l_type
);
1481 fl
.l_whence
= tswap16(target_fl
->l_whence
);
1482 fl
.l_start
= tswapl(target_fl
->l_start
);
1483 fl
.l_len
= tswapl(target_fl
->l_len
);
1484 fl
.l_pid
= tswapl(target_fl
->l_pid
);
1485 ret
= fcntl(fd
, cmd
, &fl
);
1488 case TARGET_F_GETLK64
:
1489 case TARGET_F_SETLK64
:
1490 case TARGET_F_SETLKW64
:
1496 ret
= fcntl(fd
, cmd
, arg
);
1497 ret
= host_to_target_bitmask(ret
, fcntl_flags_tbl
);
1501 ret
= fcntl(fd
, cmd
, target_to_host_bitmask(arg
, fcntl_flags_tbl
));
1505 ret
= fcntl(fd
, cmd
, arg
);
1513 static inline int high2lowuid(int uid
)
1521 static inline int high2lowgid(int gid
)
1529 static inline int low2highuid(int uid
)
1531 if ((int16_t)uid
== -1)
1537 static inline int low2highgid(int gid
)
1539 if ((int16_t)gid
== -1)
1545 #endif /* USE_UID16 */
1547 void syscall_init(void)
1550 const argtype
*arg_type
;
1553 #define STRUCT(name, list...) thunk_register_struct(STRUCT_ ## name, #name, struct_ ## name ## _def);
1554 #define STRUCT_SPECIAL(name) thunk_register_struct_direct(STRUCT_ ## name, #name, &struct_ ## name ## _def);
1555 #include "syscall_types.h"
1557 #undef STRUCT_SPECIAL
1559 /* we patch the ioctl size if necessary. We rely on the fact that
1560 no ioctl has all the bits at '1' in the size field */
1562 while (ie
->target_cmd
!= 0) {
1563 if (((ie
->target_cmd
>> TARGET_IOC_SIZESHIFT
) & TARGET_IOC_SIZEMASK
) ==
1564 TARGET_IOC_SIZEMASK
) {
1565 arg_type
= ie
->arg_type
;
1566 if (arg_type
[0] != TYPE_PTR
) {
1567 fprintf(stderr
, "cannot patch size for ioctl 0x%x\n",
1572 size
= thunk_type_size(arg_type
, 0);
1573 ie
->target_cmd
= (ie
->target_cmd
&
1574 ~(TARGET_IOC_SIZEMASK
<< TARGET_IOC_SIZESHIFT
)) |
1575 (size
<< TARGET_IOC_SIZESHIFT
);
1577 /* automatic consistency check if same arch */
1578 #if defined(__i386__) && defined(TARGET_I386)
1579 if (ie
->target_cmd
!= ie
->host_cmd
) {
1580 fprintf(stderr
, "ERROR: ioctl: target=0x%x host=0x%x\n",
1581 ie
->target_cmd
, ie
->host_cmd
);
1588 long do_syscall(void *cpu_env
, int num
, long arg1
, long arg2
, long arg3
,
1589 long arg4
, long arg5
, long arg6
)
1593 struct kernel_statfs
*stfs
;
1596 gemu_log("syscall %d", num
);
1599 case TARGET_NR_exit
:
1603 /* XXX: should free thread stack and CPU env */
1605 ret
= 0; /* avoid warning */
1607 case TARGET_NR_read
:
1608 page_unprotect_range((void *)arg2
, arg3
);
1609 ret
= get_errno(read(arg1
, (void *)arg2
, arg3
));
1611 case TARGET_NR_write
:
1612 ret
= get_errno(write(arg1
, (void *)arg2
, arg3
));
1614 case TARGET_NR_open
:
1615 ret
= get_errno(open(path((const char *)arg1
),
1616 target_to_host_bitmask(arg2
, fcntl_flags_tbl
),
1619 case TARGET_NR_close
:
1620 ret
= get_errno(close(arg1
));
1623 ret
= do_brk((char *)arg1
);
1625 case TARGET_NR_fork
:
1626 ret
= get_errno(do_fork(cpu_env
, SIGCHLD
, 0));
1628 case TARGET_NR_waitpid
:
1630 int *status
= (int *)arg2
;
1631 ret
= get_errno(waitpid(arg1
, status
, arg3
));
1632 if (!is_error(ret
) && status
)
1633 tswapls((long *)&status
);
1636 case TARGET_NR_creat
:
1637 ret
= get_errno(creat((const char *)arg1
, arg2
));
1639 case TARGET_NR_link
:
1640 ret
= get_errno(link((const char *)arg1
, (const char *)arg2
));
1642 case TARGET_NR_unlink
:
1643 ret
= get_errno(unlink((const char *)arg1
));
1645 case TARGET_NR_execve
:
1647 char **argp
, **envp
;
1653 for (p
= (void *)arg2
; *p
; p
++)
1656 for (p
= (void *)arg3
; *p
; p
++)
1659 argp
= alloca((argc
+ 1) * sizeof(void *));
1660 envp
= alloca((envc
+ 1) * sizeof(void *));
1662 for (p
= (void *)arg2
, q
= argp
; *p
; p
++, q
++)
1663 *q
= (void *)tswap32(*p
);
1666 for (p
= (void *)arg3
, q
= envp
; *p
; p
++, q
++)
1667 *q
= (void *)tswap32(*p
);
1670 ret
= get_errno(execve((const char *)arg1
, argp
, envp
));
1673 case TARGET_NR_chdir
:
1674 ret
= get_errno(chdir((const char *)arg1
));
1676 case TARGET_NR_time
:
1678 int *time_ptr
= (int *)arg1
;
1679 ret
= get_errno(time((time_t *)time_ptr
));
1680 if (!is_error(ret
) && time_ptr
)
1684 case TARGET_NR_mknod
:
1685 ret
= get_errno(mknod((const char *)arg1
, arg2
, arg3
));
1687 case TARGET_NR_chmod
:
1688 ret
= get_errno(chmod((const char *)arg1
, arg2
));
1690 #ifdef TARGET_NR_break
1691 case TARGET_NR_break
:
1694 #ifdef TARGET_NR_oldstat
1695 case TARGET_NR_oldstat
:
1698 case TARGET_NR_lseek
:
1699 ret
= get_errno(lseek(arg1
, arg2
, arg3
));
1701 case TARGET_NR_getpid
:
1702 ret
= get_errno(getpid());
1704 case TARGET_NR_mount
:
1705 /* need to look at the data field */
1707 case TARGET_NR_umount
:
1708 ret
= get_errno(umount((const char *)arg1
));
1710 case TARGET_NR_stime
:
1712 int *time_ptr
= (int *)arg1
;
1715 ret
= get_errno(stime((time_t *)time_ptr
));
1718 case TARGET_NR_ptrace
:
1720 case TARGET_NR_alarm
:
1723 #ifdef TARGET_NR_oldfstat
1724 case TARGET_NR_oldfstat
:
1727 case TARGET_NR_pause
:
1728 ret
= get_errno(pause());
1730 case TARGET_NR_utime
:
1732 struct utimbuf tbuf
;
1733 struct target_utimbuf
*target_tbuf
= (void *)arg2
;
1734 tbuf
.actime
= tswapl(target_tbuf
->actime
);
1735 tbuf
.modtime
= tswapl(target_tbuf
->modtime
);
1736 ret
= get_errno(utime((const char *)arg1
, &tbuf
));
1739 #ifdef TARGET_NR_stty
1740 case TARGET_NR_stty
:
1743 #ifdef TARGET_NR_gtty
1744 case TARGET_NR_gtty
:
1747 case TARGET_NR_access
:
1748 ret
= get_errno(access((const char *)arg1
, arg2
));
1750 case TARGET_NR_nice
:
1751 ret
= get_errno(nice(arg1
));
1753 #ifdef TARGET_NR_ftime
1754 case TARGET_NR_ftime
:
1757 case TARGET_NR_sync
:
1761 case TARGET_NR_kill
:
1762 ret
= get_errno(kill(arg1
, arg2
));
1764 case TARGET_NR_rename
:
1765 ret
= get_errno(rename((const char *)arg1
, (const char *)arg2
));
1767 case TARGET_NR_mkdir
:
1768 ret
= get_errno(mkdir((const char *)arg1
, arg2
));
1770 case TARGET_NR_rmdir
:
1771 ret
= get_errno(rmdir((const char *)arg1
));
1774 ret
= get_errno(dup(arg1
));
1776 case TARGET_NR_pipe
:
1778 int *pipe_ptr
= (int *)arg1
;
1779 ret
= get_errno(pipe(pipe_ptr
));
1780 if (!is_error(ret
)) {
1781 tswap32s(&pipe_ptr
[0]);
1782 tswap32s(&pipe_ptr
[1]);
1786 case TARGET_NR_times
:
1788 struct target_tms
*tmsp
= (void *)arg1
;
1790 ret
= get_errno(times(&tms
));
1792 tmsp
->tms_utime
= tswapl(host_to_target_clock_t(tms
.tms_utime
));
1793 tmsp
->tms_stime
= tswapl(host_to_target_clock_t(tms
.tms_stime
));
1794 tmsp
->tms_cutime
= tswapl(host_to_target_clock_t(tms
.tms_cutime
));
1795 tmsp
->tms_cstime
= tswapl(host_to_target_clock_t(tms
.tms_cstime
));
1798 ret
= host_to_target_clock_t(ret
);
1801 #ifdef TARGET_NR_prof
1802 case TARGET_NR_prof
:
1805 case TARGET_NR_signal
:
1808 case TARGET_NR_acct
:
1810 case TARGET_NR_umount2
:
1811 ret
= get_errno(umount2((const char *)arg1
, arg2
));
1813 #ifdef TARGET_NR_lock
1814 case TARGET_NR_lock
:
1817 case TARGET_NR_ioctl
:
1818 ret
= do_ioctl(arg1
, arg2
, arg3
);
1820 case TARGET_NR_fcntl
:
1821 ret
= get_errno(do_fcntl(arg1
, arg2
, arg3
));
1823 #ifdef TARGET_NR_mpx
1827 case TARGET_NR_setpgid
:
1828 ret
= get_errno(setpgid(arg1
, arg2
));
1830 #ifdef TARGET_NR_ulimit
1831 case TARGET_NR_ulimit
:
1834 #ifdef TARGET_NR_oldolduname
1835 case TARGET_NR_oldolduname
:
1838 case TARGET_NR_umask
:
1839 ret
= get_errno(umask(arg1
));
1841 case TARGET_NR_chroot
:
1842 ret
= get_errno(chroot((const char *)arg1
));
1844 case TARGET_NR_ustat
:
1846 case TARGET_NR_dup2
:
1847 ret
= get_errno(dup2(arg1
, arg2
));
1849 case TARGET_NR_getppid
:
1850 ret
= get_errno(getppid());
1852 case TARGET_NR_getpgrp
:
1853 ret
= get_errno(getpgrp());
1855 case TARGET_NR_setsid
:
1856 ret
= get_errno(setsid());
1858 case TARGET_NR_sigaction
:
1860 struct target_old_sigaction
*old_act
= (void *)arg2
;
1861 struct target_old_sigaction
*old_oact
= (void *)arg3
;
1862 struct target_sigaction act
, oact
, *pact
;
1864 act
._sa_handler
= old_act
->_sa_handler
;
1865 target_siginitset(&act
.sa_mask
, old_act
->sa_mask
);
1866 act
.sa_flags
= old_act
->sa_flags
;
1867 act
.sa_restorer
= old_act
->sa_restorer
;
1872 ret
= get_errno(do_sigaction(arg1
, pact
, &oact
));
1873 if (!is_error(ret
) && old_oact
) {
1874 old_oact
->_sa_handler
= oact
._sa_handler
;
1875 old_oact
->sa_mask
= oact
.sa_mask
.sig
[0];
1876 old_oact
->sa_flags
= oact
.sa_flags
;
1877 old_oact
->sa_restorer
= oact
.sa_restorer
;
1881 case TARGET_NR_rt_sigaction
:
1882 ret
= get_errno(do_sigaction(arg1
, (void *)arg2
, (void *)arg3
));
1884 case TARGET_NR_sgetmask
:
1887 target_ulong target_set
;
1888 sigprocmask(0, NULL
, &cur_set
);
1889 host_to_target_old_sigset(&target_set
, &cur_set
);
1893 case TARGET_NR_ssetmask
:
1895 sigset_t set
, oset
, cur_set
;
1896 target_ulong target_set
= arg1
;
1897 sigprocmask(0, NULL
, &cur_set
);
1898 target_to_host_old_sigset(&set
, &target_set
);
1899 sigorset(&set
, &set
, &cur_set
);
1900 sigprocmask(SIG_SETMASK
, &set
, &oset
);
1901 host_to_target_old_sigset(&target_set
, &oset
);
1905 case TARGET_NR_sigprocmask
:
1908 sigset_t set
, oldset
, *set_ptr
;
1909 target_ulong
*pset
= (void *)arg2
, *poldset
= (void *)arg3
;
1913 case TARGET_SIG_BLOCK
:
1916 case TARGET_SIG_UNBLOCK
:
1919 case TARGET_SIG_SETMASK
:
1926 target_to_host_old_sigset(&set
, pset
);
1932 ret
= get_errno(sigprocmask(arg1
, set_ptr
, &oldset
));
1933 if (!is_error(ret
) && poldset
) {
1934 host_to_target_old_sigset(poldset
, &oldset
);
1938 case TARGET_NR_rt_sigprocmask
:
1941 sigset_t set
, oldset
, *set_ptr
;
1942 target_sigset_t
*pset
= (void *)arg2
;
1943 target_sigset_t
*poldset
= (void *)arg3
;
1947 case TARGET_SIG_BLOCK
:
1950 case TARGET_SIG_UNBLOCK
:
1953 case TARGET_SIG_SETMASK
:
1960 target_to_host_sigset(&set
, pset
);
1966 ret
= get_errno(sigprocmask(how
, set_ptr
, &oldset
));
1967 if (!is_error(ret
) && poldset
) {
1968 host_to_target_sigset(poldset
, &oldset
);
1972 case TARGET_NR_sigpending
:
1975 ret
= get_errno(sigpending(&set
));
1976 if (!is_error(ret
)) {
1977 host_to_target_old_sigset((target_ulong
*)arg1
, &set
);
1981 case TARGET_NR_rt_sigpending
:
1984 ret
= get_errno(sigpending(&set
));
1985 if (!is_error(ret
)) {
1986 host_to_target_sigset((target_sigset_t
*)arg1
, &set
);
1990 case TARGET_NR_sigsuspend
:
1993 target_to_host_old_sigset(&set
, (target_ulong
*)arg1
);
1994 ret
= get_errno(sigsuspend(&set
));
1997 case TARGET_NR_rt_sigsuspend
:
2000 target_to_host_sigset(&set
, (target_sigset_t
*)arg1
);
2001 ret
= get_errno(sigsuspend(&set
));
2004 case TARGET_NR_rt_sigtimedwait
:
2006 target_sigset_t
*target_set
= (void *)arg1
;
2007 target_siginfo_t
*target_uinfo
= (void *)arg2
;
2008 struct target_timespec
*target_uts
= (void *)arg3
;
2010 struct timespec uts
, *puts
;
2013 target_to_host_sigset(&set
, target_set
);
2016 puts
->tv_sec
= tswapl(target_uts
->tv_sec
);
2017 puts
->tv_nsec
= tswapl(target_uts
->tv_nsec
);
2021 ret
= get_errno(sigtimedwait(&set
, &uinfo
, puts
));
2022 if (!is_error(ret
) && target_uinfo
) {
2023 host_to_target_siginfo(target_uinfo
, &uinfo
);
2027 case TARGET_NR_rt_sigqueueinfo
:
2030 target_to_host_siginfo(&uinfo
, (target_siginfo_t
*)arg3
);
2031 ret
= get_errno(sys_rt_sigqueueinfo(arg1
, arg2
, &uinfo
));
2034 case TARGET_NR_sigreturn
:
2035 /* NOTE: ret is eax, so not transcoding must be done */
2036 ret
= do_sigreturn(cpu_env
);
2038 case TARGET_NR_rt_sigreturn
:
2039 /* NOTE: ret is eax, so not transcoding must be done */
2040 ret
= do_rt_sigreturn(cpu_env
);
2042 case TARGET_NR_sethostname
:
2043 ret
= get_errno(sethostname((const char *)arg1
, arg2
));
2045 case TARGET_NR_setrlimit
:
2047 /* XXX: convert resource ? */
2048 int resource
= arg1
;
2049 struct target_rlimit
*target_rlim
= (void *)arg2
;
2051 rlim
.rlim_cur
= tswapl(target_rlim
->rlim_cur
);
2052 rlim
.rlim_max
= tswapl(target_rlim
->rlim_max
);
2053 ret
= get_errno(setrlimit(resource
, &rlim
));
2056 case TARGET_NR_getrlimit
:
2058 /* XXX: convert resource ? */
2059 int resource
= arg1
;
2060 struct target_rlimit
*target_rlim
= (void *)arg2
;
2063 ret
= get_errno(getrlimit(resource
, &rlim
));
2064 if (!is_error(ret
)) {
2065 target_rlim
->rlim_cur
= tswapl(rlim
.rlim_cur
);
2066 target_rlim
->rlim_max
= tswapl(rlim
.rlim_max
);
2070 case TARGET_NR_getrusage
:
2072 struct rusage rusage
;
2073 struct target_rusage
*target_rusage
= (void *)arg2
;
2074 ret
= get_errno(getrusage(arg1
, &rusage
));
2075 if (!is_error(ret
)) {
2076 host_to_target_rusage(target_rusage
, &rusage
);
2080 case TARGET_NR_gettimeofday
:
2082 struct target_timeval
*target_tv
= (void *)arg1
;
2084 ret
= get_errno(gettimeofday(&tv
, NULL
));
2085 if (!is_error(ret
)) {
2086 host_to_target_timeval(target_tv
, &tv
);
2090 case TARGET_NR_settimeofday
:
2092 struct target_timeval
*target_tv
= (void *)arg1
;
2094 target_to_host_timeval(&tv
, target_tv
);
2095 ret
= get_errno(settimeofday(&tv
, NULL
));
2098 case TARGET_NR_select
:
2100 struct target_sel_arg_struct
*sel
= (void *)arg1
;
2101 sel
->n
= tswapl(sel
->n
);
2102 sel
->inp
= tswapl(sel
->inp
);
2103 sel
->outp
= tswapl(sel
->outp
);
2104 sel
->exp
= tswapl(sel
->exp
);
2105 sel
->tvp
= tswapl(sel
->tvp
);
2106 ret
= do_select(sel
->n
, (void *)sel
->inp
, (void *)sel
->outp
,
2107 (void *)sel
->exp
, (void *)sel
->tvp
);
2110 case TARGET_NR_symlink
:
2111 ret
= get_errno(symlink((const char *)arg1
, (const char *)arg2
));
2113 #ifdef TARGET_NR_oldlstat
2114 case TARGET_NR_oldlstat
:
2117 case TARGET_NR_readlink
:
2118 ret
= get_errno(readlink(path((const char *)arg1
), (char *)arg2
, arg3
));
2120 case TARGET_NR_uselib
:
2122 case TARGET_NR_swapon
:
2123 ret
= get_errno(swapon((const char *)arg1
, arg2
));
2125 case TARGET_NR_reboot
:
2127 case TARGET_NR_readdir
:
2129 case TARGET_NR_mmap
:
2130 #if defined(TARGET_I386) || defined(TARGET_ARM)
2132 uint32_t v1
, v2
, v3
, v4
, v5
, v6
, *vptr
;
2133 vptr
= (uint32_t *)arg1
;
2134 v1
= tswap32(vptr
[0]);
2135 v2
= tswap32(vptr
[1]);
2136 v3
= tswap32(vptr
[2]);
2137 v4
= tswap32(vptr
[3]);
2138 v5
= tswap32(vptr
[4]);
2139 v6
= tswap32(vptr
[5]);
2140 ret
= get_errno(target_mmap(v1
, v2
, v3
,
2141 target_to_host_bitmask(v4
, mmap_flags_tbl
),
2145 ret
= get_errno(target_mmap(arg1
, arg2
, arg3
,
2146 target_to_host_bitmask(arg4
, mmap_flags_tbl
),
2151 case TARGET_NR_mmap2
:
2152 #if defined(TARGET_SPARC)
2153 #define MMAP_SHIFT 12
2155 #define MMAP_SHIFT TARGET_PAGE_BITS
2157 ret
= get_errno(target_mmap(arg1
, arg2
, arg3
,
2158 target_to_host_bitmask(arg4
, mmap_flags_tbl
),
2160 arg6
<< MMAP_SHIFT
));
2162 case TARGET_NR_munmap
:
2163 ret
= get_errno(target_munmap(arg1
, arg2
));
2165 case TARGET_NR_mprotect
:
2166 ret
= get_errno(target_mprotect(arg1
, arg2
, arg3
));
2168 case TARGET_NR_mremap
:
2169 ret
= get_errno(target_mremap(arg1
, arg2
, arg3
, arg4
, arg5
));
2171 case TARGET_NR_msync
:
2172 ret
= get_errno(msync((void *)arg1
, arg2
, arg3
));
2174 case TARGET_NR_mlock
:
2175 ret
= get_errno(mlock((void *)arg1
, arg2
));
2177 case TARGET_NR_munlock
:
2178 ret
= get_errno(munlock((void *)arg1
, arg2
));
2180 case TARGET_NR_mlockall
:
2181 ret
= get_errno(mlockall(arg1
));
2183 case TARGET_NR_munlockall
:
2184 ret
= get_errno(munlockall());
2186 case TARGET_NR_truncate
:
2187 ret
= get_errno(truncate((const char *)arg1
, arg2
));
2189 case TARGET_NR_ftruncate
:
2190 ret
= get_errno(ftruncate(arg1
, arg2
));
2192 case TARGET_NR_fchmod
:
2193 ret
= get_errno(fchmod(arg1
, arg2
));
2195 case TARGET_NR_getpriority
:
2196 ret
= get_errno(getpriority(arg1
, arg2
));
2198 case TARGET_NR_setpriority
:
2199 ret
= get_errno(setpriority(arg1
, arg2
, arg3
));
2201 #ifdef TARGET_NR_profil
2202 case TARGET_NR_profil
:
2205 case TARGET_NR_statfs
:
2206 stfs
= (void *)arg2
;
2207 ret
= get_errno(sys_statfs(path((const char *)arg1
), stfs
));
2209 if (!is_error(ret
)) {
2210 tswap32s(&stfs
->f_type
);
2211 tswap32s(&stfs
->f_bsize
);
2212 tswap32s(&stfs
->f_blocks
);
2213 tswap32s(&stfs
->f_bfree
);
2214 tswap32s(&stfs
->f_bavail
);
2215 tswap32s(&stfs
->f_files
);
2216 tswap32s(&stfs
->f_ffree
);
2217 tswap32s(&stfs
->f_fsid
.val
[0]);
2218 tswap32s(&stfs
->f_fsid
.val
[1]);
2219 tswap32s(&stfs
->f_namelen
);
2222 case TARGET_NR_fstatfs
:
2223 stfs
= (void *)arg2
;
2224 ret
= get_errno(sys_fstatfs(arg1
, stfs
));
2225 goto convert_statfs
;
2226 #ifdef TARGET_NR_ioperm
2227 case TARGET_NR_ioperm
:
2230 case TARGET_NR_socketcall
:
2231 ret
= do_socketcall(arg1
, (int32_t *)arg2
);
2233 case TARGET_NR_syslog
:
2235 case TARGET_NR_setitimer
:
2237 struct target_itimerval
*target_value
= (void *)arg2
;
2238 struct target_itimerval
*target_ovalue
= (void *)arg3
;
2239 struct itimerval value
, ovalue
, *pvalue
;
2243 target_to_host_timeval(&pvalue
->it_interval
,
2244 &target_value
->it_interval
);
2245 target_to_host_timeval(&pvalue
->it_value
,
2246 &target_value
->it_value
);
2250 ret
= get_errno(setitimer(arg1
, pvalue
, &ovalue
));
2251 if (!is_error(ret
) && target_ovalue
) {
2252 host_to_target_timeval(&target_ovalue
->it_interval
,
2253 &ovalue
.it_interval
);
2254 host_to_target_timeval(&target_ovalue
->it_value
,
2259 case TARGET_NR_getitimer
:
2261 struct target_itimerval
*target_value
= (void *)arg2
;
2262 struct itimerval value
;
2264 ret
= get_errno(getitimer(arg1
, &value
));
2265 if (!is_error(ret
) && target_value
) {
2266 host_to_target_timeval(&target_value
->it_interval
,
2267 &value
.it_interval
);
2268 host_to_target_timeval(&target_value
->it_value
,
2273 case TARGET_NR_stat
:
2274 ret
= get_errno(stat(path((const char *)arg1
), &st
));
2276 case TARGET_NR_lstat
:
2277 ret
= get_errno(lstat(path((const char *)arg1
), &st
));
2279 case TARGET_NR_fstat
:
2281 ret
= get_errno(fstat(arg1
, &st
));
2283 if (!is_error(ret
)) {
2284 struct target_stat
*target_st
= (void *)arg2
;
2285 target_st
->st_dev
= tswap16(st
.st_dev
);
2286 target_st
->st_ino
= tswapl(st
.st_ino
);
2287 #if defined(TARGET_PPC)
2288 target_st
->st_mode
= tswapl(st
.st_mode
); /* XXX: check this */
2289 target_st
->st_uid
= tswap32(st
.st_uid
);
2290 target_st
->st_gid
= tswap32(st
.st_gid
);
2292 target_st
->st_mode
= tswap16(st
.st_mode
);
2293 target_st
->st_uid
= tswap16(st
.st_uid
);
2294 target_st
->st_gid
= tswap16(st
.st_gid
);
2296 target_st
->st_nlink
= tswap16(st
.st_nlink
);
2297 target_st
->st_rdev
= tswap16(st
.st_rdev
);
2298 target_st
->st_size
= tswapl(st
.st_size
);
2299 target_st
->st_blksize
= tswapl(st
.st_blksize
);
2300 target_st
->st_blocks
= tswapl(st
.st_blocks
);
2301 target_st
->target_st_atime
= tswapl(st
.st_atime
);
2302 target_st
->target_st_mtime
= tswapl(st
.st_mtime
);
2303 target_st
->target_st_ctime
= tswapl(st
.st_ctime
);
2307 #ifdef TARGET_NR_olduname
2308 case TARGET_NR_olduname
:
2311 #ifdef TARGET_NR_iopl
2312 case TARGET_NR_iopl
:
2315 case TARGET_NR_vhangup
:
2316 ret
= get_errno(vhangup());
2318 #ifdef TARGET_NR_idle
2319 case TARGET_NR_idle
:
2322 case TARGET_NR_wait4
:
2325 target_long
*status_ptr
= (void *)arg2
;
2326 struct rusage rusage
, *rusage_ptr
;
2327 struct target_rusage
*target_rusage
= (void *)arg4
;
2329 rusage_ptr
= &rusage
;
2332 ret
= get_errno(wait4(arg1
, &status
, arg3
, rusage_ptr
));
2333 if (!is_error(ret
)) {
2335 *status_ptr
= tswap32(status
);
2336 if (target_rusage
) {
2337 host_to_target_rusage(target_rusage
, &rusage
);
2342 case TARGET_NR_swapoff
:
2343 ret
= get_errno(swapoff((const char *)arg1
));
2345 case TARGET_NR_sysinfo
:
2348 ret
= do_ipc(arg1
, arg2
, arg3
, arg4
, arg5
, arg6
);
2350 case TARGET_NR_fsync
:
2351 ret
= get_errno(fsync(arg1
));
2353 case TARGET_NR_clone
:
2354 ret
= get_errno(do_fork(cpu_env
, arg1
, arg2
));
2356 #ifdef __NR_exit_group
2357 /* new thread calls */
2358 case TARGET_NR_exit_group
:
2359 ret
= get_errno(exit_group(arg1
));
2362 case TARGET_NR_setdomainname
:
2363 ret
= get_errno(setdomainname((const char *)arg1
, arg2
));
2365 case TARGET_NR_uname
:
2366 /* no need to transcode because we use the linux syscall */
2367 ret
= get_errno(sys_uname((struct new_utsname
*)arg1
));
2370 case TARGET_NR_modify_ldt
:
2371 ret
= get_errno(do_modify_ldt(cpu_env
, arg1
, (void *)arg2
, arg3
));
2373 case TARGET_NR_vm86old
:
2375 case TARGET_NR_vm86
:
2376 ret
= do_vm86(cpu_env
, arg1
, (void *)arg2
);
2379 case TARGET_NR_adjtimex
:
2381 case TARGET_NR_create_module
:
2382 case TARGET_NR_init_module
:
2383 case TARGET_NR_delete_module
:
2384 case TARGET_NR_get_kernel_syms
:
2386 case TARGET_NR_quotactl
:
2388 case TARGET_NR_getpgid
:
2389 ret
= get_errno(getpgid(arg1
));
2391 case TARGET_NR_fchdir
:
2392 ret
= get_errno(fchdir(arg1
));
2394 case TARGET_NR_bdflush
:
2396 case TARGET_NR_sysfs
:
2398 case TARGET_NR_personality
:
2399 ret
= get_errno(personality(arg1
));
2401 case TARGET_NR_afs_syscall
:
2403 case TARGET_NR__llseek
:
2406 ret
= get_errno(_llseek(arg1
, arg2
, arg3
, &res
, arg5
));
2407 *(int64_t *)arg4
= tswap64(res
);
2410 case TARGET_NR_getdents
:
2411 #if TARGET_LONG_SIZE != 4
2412 #error not supported
2413 #elif TARGET_LONG_SIZE == 4 && HOST_LONG_SIZE == 8
2415 struct target_dirent
*target_dirp
= (void *)arg2
;
2416 struct dirent
*dirp
;
2419 dirp
= malloc(count
);
2423 ret
= get_errno(sys_getdents(arg1
, dirp
, count
));
2424 if (!is_error(ret
)) {
2426 struct target_dirent
*tde
;
2428 int reclen
, treclen
;
2429 int count1
, tnamelen
;
2435 reclen
= de
->d_reclen
;
2436 treclen
= reclen
- (2 * (sizeof(long) - sizeof(target_long
)));
2437 tde
->d_reclen
= tswap16(treclen
);
2438 tde
->d_ino
= tswapl(de
->d_ino
);
2439 tde
->d_off
= tswapl(de
->d_off
);
2440 tnamelen
= treclen
- (2 * sizeof(target_long
) + 2);
2443 strncpy(tde
->d_name
, de
->d_name
, tnamelen
);
2444 de
= (struct dirent
*)((char *)de
+ reclen
);
2446 tde
= (struct dirent
*)((char *)tde
+ treclen
);
2455 struct dirent
*dirp
= (void *)arg2
;
2458 ret
= get_errno(sys_getdents(arg1
, dirp
, count
));
2459 if (!is_error(ret
)) {
2465 reclen
= de
->d_reclen
;
2468 de
->d_reclen
= tswap16(reclen
);
2469 tswapls(&de
->d_ino
);
2470 tswapls(&de
->d_off
);
2471 de
= (struct dirent
*)((char *)de
+ reclen
);
2478 #ifdef TARGET_NR_getdents64
2479 case TARGET_NR_getdents64
:
2481 struct dirent64
*dirp
= (void *)arg2
;
2483 ret
= get_errno(sys_getdents64(arg1
, dirp
, count
));
2484 if (!is_error(ret
)) {
2485 struct dirent64
*de
;
2490 reclen
= de
->d_reclen
;
2493 de
->d_reclen
= tswap16(reclen
);
2494 tswap64s(&de
->d_ino
);
2495 tswap64s(&de
->d_off
);
2496 de
= (struct dirent64
*)((char *)de
+ reclen
);
2502 #endif /* TARGET_NR_getdents64 */
2503 case TARGET_NR__newselect
:
2504 ret
= do_select(arg1
, (void *)arg2
, (void *)arg3
, (void *)arg4
,
2507 case TARGET_NR_poll
:
2509 struct target_pollfd
*target_pfd
= (void *)arg1
;
2510 unsigned int nfds
= arg2
;
2515 pfd
= alloca(sizeof(struct pollfd
) * nfds
);
2516 for(i
= 0; i
< nfds
; i
++) {
2517 pfd
[i
].fd
= tswap32(target_pfd
[i
].fd
);
2518 pfd
[i
].events
= tswap16(target_pfd
[i
].events
);
2520 ret
= get_errno(poll(pfd
, nfds
, timeout
));
2521 if (!is_error(ret
)) {
2522 for(i
= 0; i
< nfds
; i
++) {
2523 target_pfd
[i
].revents
= tswap16(pfd
[i
].revents
);
2528 case TARGET_NR_flock
:
2529 /* NOTE: the flock constant seems to be the same for every
2531 ret
= get_errno(flock(arg1
, arg2
));
2533 case TARGET_NR_readv
:
2538 struct target_iovec
*target_vec
= (void *)arg2
;
2540 vec
= alloca(count
* sizeof(struct iovec
));
2541 for(i
= 0;i
< count
; i
++) {
2542 vec
[i
].iov_base
= (void *)tswapl(target_vec
[i
].iov_base
);
2543 vec
[i
].iov_len
= tswapl(target_vec
[i
].iov_len
);
2545 ret
= get_errno(readv(arg1
, vec
, count
));
2548 case TARGET_NR_writev
:
2553 struct target_iovec
*target_vec
= (void *)arg2
;
2555 vec
= alloca(count
* sizeof(struct iovec
));
2556 for(i
= 0;i
< count
; i
++) {
2557 vec
[i
].iov_base
= (void *)tswapl(target_vec
[i
].iov_base
);
2558 vec
[i
].iov_len
= tswapl(target_vec
[i
].iov_len
);
2560 ret
= get_errno(writev(arg1
, vec
, count
));
2563 case TARGET_NR_getsid
:
2564 ret
= get_errno(getsid(arg1
));
2566 case TARGET_NR_fdatasync
:
2567 ret
= get_errno(fdatasync(arg1
));
2569 case TARGET_NR__sysctl
:
2571 case TARGET_NR_sched_setparam
:
2573 struct sched_param
*target_schp
= (void *)arg2
;
2574 struct sched_param schp
;
2575 schp
.sched_priority
= tswap32(target_schp
->sched_priority
);
2576 ret
= get_errno(sched_setparam(arg1
, &schp
));
2579 case TARGET_NR_sched_getparam
:
2581 struct sched_param
*target_schp
= (void *)arg2
;
2582 struct sched_param schp
;
2583 ret
= get_errno(sched_getparam(arg1
, &schp
));
2584 if (!is_error(ret
)) {
2585 target_schp
->sched_priority
= tswap32(schp
.sched_priority
);
2589 case TARGET_NR_sched_setscheduler
:
2591 struct sched_param
*target_schp
= (void *)arg3
;
2592 struct sched_param schp
;
2593 schp
.sched_priority
= tswap32(target_schp
->sched_priority
);
2594 ret
= get_errno(sched_setscheduler(arg1
, arg2
, &schp
));
2597 case TARGET_NR_sched_getscheduler
:
2598 ret
= get_errno(sched_getscheduler(arg1
));
2600 case TARGET_NR_sched_yield
:
2601 ret
= get_errno(sched_yield());
2603 case TARGET_NR_sched_get_priority_max
:
2604 ret
= get_errno(sched_get_priority_max(arg1
));
2606 case TARGET_NR_sched_get_priority_min
:
2607 ret
= get_errno(sched_get_priority_min(arg1
));
2609 case TARGET_NR_sched_rr_get_interval
:
2611 struct target_timespec
*target_ts
= (void *)arg2
;
2613 ret
= get_errno(sched_rr_get_interval(arg1
, &ts
));
2614 if (!is_error(ret
)) {
2615 target_ts
->tv_sec
= tswapl(ts
.tv_sec
);
2616 target_ts
->tv_nsec
= tswapl(ts
.tv_nsec
);
2620 case TARGET_NR_nanosleep
:
2622 struct target_timespec
*target_req
= (void *)arg1
;
2623 struct target_timespec
*target_rem
= (void *)arg2
;
2624 struct timespec req
, rem
;
2625 req
.tv_sec
= tswapl(target_req
->tv_sec
);
2626 req
.tv_nsec
= tswapl(target_req
->tv_nsec
);
2627 ret
= get_errno(nanosleep(&req
, &rem
));
2628 if (is_error(ret
) && target_rem
) {
2629 target_rem
->tv_sec
= tswapl(rem
.tv_sec
);
2630 target_rem
->tv_nsec
= tswapl(rem
.tv_nsec
);
2634 case TARGET_NR_query_module
:
2636 case TARGET_NR_nfsservctl
:
2638 case TARGET_NR_prctl
:
2640 #ifdef TARGET_NR_pread
2641 case TARGET_NR_pread
:
2642 page_unprotect_range((void *)arg2
, arg3
);
2643 ret
= get_errno(pread(arg1
, (void *)arg2
, arg3
, arg4
));
2645 case TARGET_NR_pwrite
:
2646 ret
= get_errno(pwrite(arg1
, (void *)arg2
, arg3
, arg4
));
2649 case TARGET_NR_getcwd
:
2650 ret
= get_errno(sys_getcwd1((char *)arg1
, arg2
));
2652 case TARGET_NR_capget
:
2654 case TARGET_NR_capset
:
2656 case TARGET_NR_sigaltstack
:
2658 case TARGET_NR_sendfile
:
2660 #ifdef TARGET_NR_getpmsg
2661 case TARGET_NR_getpmsg
:
2664 #ifdef TARGET_NR_putpmsg
2665 case TARGET_NR_putpmsg
:
2668 case TARGET_NR_vfork
:
2669 ret
= get_errno(do_fork(cpu_env
, CLONE_VFORK
| CLONE_VM
| SIGCHLD
, 0));
2671 #ifdef TARGET_NR_ugetrlimit
2672 case TARGET_NR_ugetrlimit
:
2675 ret
= get_errno(getrlimit(arg1
, &rlim
));
2676 if (!is_error(ret
)) {
2677 struct target_rlimit
*target_rlim
= (void *)arg2
;
2678 target_rlim
->rlim_cur
= tswapl(rlim
.rlim_cur
);
2679 target_rlim
->rlim_max
= tswapl(rlim
.rlim_max
);
2684 case TARGET_NR_truncate64
:
2686 case TARGET_NR_ftruncate64
:
2688 case TARGET_NR_stat64
:
2689 ret
= get_errno(stat(path((const char *)arg1
), &st
));
2691 case TARGET_NR_lstat64
:
2692 ret
= get_errno(lstat(path((const char *)arg1
), &st
));
2694 case TARGET_NR_fstat64
:
2696 ret
= get_errno(fstat(arg1
, &st
));
2698 if (!is_error(ret
)) {
2699 struct target_stat64
*target_st
= (void *)arg2
;
2700 memset(target_st
, 0, sizeof(struct target_stat64
));
2701 put_user(st
.st_dev
, &target_st
->st_dev
);
2702 put_user(st
.st_ino
, &target_st
->st_ino
);
2703 #ifdef TARGET_STAT64_HAS_BROKEN_ST_INO
2704 put_user(st
.st_ino
, &target_st
->__st_ino
);
2706 put_user(st
.st_mode
, &target_st
->st_mode
);
2707 put_user(st
.st_nlink
, &target_st
->st_nlink
);
2708 put_user(st
.st_uid
, &target_st
->st_uid
);
2709 put_user(st
.st_gid
, &target_st
->st_gid
);
2710 put_user(st
.st_rdev
, &target_st
->st_rdev
);
2711 /* XXX: better use of kernel struct */
2712 put_user(st
.st_size
, &target_st
->st_size
);
2713 put_user(st
.st_blksize
, &target_st
->st_blksize
);
2714 put_user(st
.st_blocks
, &target_st
->st_blocks
);
2715 put_user(st
.st_atime
, &target_st
->target_st_atime
);
2716 put_user(st
.st_mtime
, &target_st
->target_st_mtime
);
2717 put_user(st
.st_ctime
, &target_st
->target_st_ctime
);
2723 case TARGET_NR_lchown
:
2724 ret
= get_errno(lchown((const char *)arg1
, low2highuid(arg2
), low2highgid(arg3
)));
2726 case TARGET_NR_getuid
:
2727 ret
= get_errno(high2lowuid(getuid()));
2729 case TARGET_NR_getgid
:
2730 ret
= get_errno(high2lowgid(getgid()));
2732 case TARGET_NR_geteuid
:
2733 ret
= get_errno(high2lowuid(geteuid()));
2735 case TARGET_NR_getegid
:
2736 ret
= get_errno(high2lowgid(getegid()));
2738 case TARGET_NR_setreuid
:
2739 ret
= get_errno(setreuid(low2highuid(arg1
), low2highuid(arg2
)));
2741 case TARGET_NR_setregid
:
2742 ret
= get_errno(setregid(low2highgid(arg1
), low2highgid(arg2
)));
2744 case TARGET_NR_getgroups
:
2746 int gidsetsize
= arg1
;
2747 uint16_t *target_grouplist
= (void *)arg2
;
2751 grouplist
= alloca(gidsetsize
* sizeof(gid_t
));
2752 ret
= get_errno(getgroups(gidsetsize
, grouplist
));
2753 if (!is_error(ret
)) {
2754 for(i
= 0;i
< gidsetsize
; i
++)
2755 target_grouplist
[i
] = tswap16(grouplist
[i
]);
2759 case TARGET_NR_setgroups
:
2761 int gidsetsize
= arg1
;
2762 uint16_t *target_grouplist
= (void *)arg2
;
2766 grouplist
= alloca(gidsetsize
* sizeof(gid_t
));
2767 for(i
= 0;i
< gidsetsize
; i
++)
2768 grouplist
[i
] = tswap16(target_grouplist
[i
]);
2769 ret
= get_errno(setgroups(gidsetsize
, grouplist
));
2772 case TARGET_NR_fchown
:
2773 ret
= get_errno(fchown(arg1
, low2highuid(arg2
), low2highgid(arg3
)));
2775 #ifdef TARGET_NR_setresuid
2776 case TARGET_NR_setresuid
:
2777 ret
= get_errno(setresuid(low2highuid(arg1
),
2779 low2highuid(arg3
)));
2782 #ifdef TARGET_NR_getresuid
2783 case TARGET_NR_getresuid
:
2785 int ruid
, euid
, suid
;
2786 ret
= get_errno(getresuid(&ruid
, &euid
, &suid
));
2787 if (!is_error(ret
)) {
2788 *(uint16_t *)arg1
= tswap16(high2lowuid(ruid
));
2789 *(uint16_t *)arg2
= tswap16(high2lowuid(euid
));
2790 *(uint16_t *)arg3
= tswap16(high2lowuid(suid
));
2795 #ifdef TARGET_NR_getresgid
2796 case TARGET_NR_setresgid
:
2797 ret
= get_errno(setresgid(low2highgid(arg1
),
2799 low2highgid(arg3
)));
2802 #ifdef TARGET_NR_getresgid
2803 case TARGET_NR_getresgid
:
2805 int rgid
, egid
, sgid
;
2806 ret
= get_errno(getresgid(&rgid
, &egid
, &sgid
));
2807 if (!is_error(ret
)) {
2808 *(uint16_t *)arg1
= tswap16(high2lowgid(rgid
));
2809 *(uint16_t *)arg2
= tswap16(high2lowgid(egid
));
2810 *(uint16_t *)arg3
= tswap16(high2lowgid(sgid
));
2815 case TARGET_NR_chown
:
2816 ret
= get_errno(chown((const char *)arg1
, low2highuid(arg2
), low2highgid(arg3
)));
2818 case TARGET_NR_setuid
:
2819 ret
= get_errno(setuid(low2highuid(arg1
)));
2821 case TARGET_NR_setgid
:
2822 ret
= get_errno(setgid(low2highgid(arg1
)));
2824 case TARGET_NR_setfsuid
:
2825 ret
= get_errno(setfsuid(arg1
));
2827 case TARGET_NR_setfsgid
:
2828 ret
= get_errno(setfsgid(arg1
));
2830 #endif /* USE_UID16 */
2832 case TARGET_NR_lchown32
:
2833 ret
= get_errno(lchown((const char *)arg1
, arg2
, arg3
));
2835 case TARGET_NR_getuid32
:
2836 ret
= get_errno(getuid());
2838 case TARGET_NR_getgid32
:
2839 ret
= get_errno(getgid());
2841 case TARGET_NR_geteuid32
:
2842 ret
= get_errno(geteuid());
2844 case TARGET_NR_getegid32
:
2845 ret
= get_errno(getegid());
2847 case TARGET_NR_setreuid32
:
2848 ret
= get_errno(setreuid(arg1
, arg2
));
2850 case TARGET_NR_setregid32
:
2851 ret
= get_errno(setregid(arg1
, arg2
));
2853 case TARGET_NR_getgroups32
:
2855 case TARGET_NR_setgroups32
:
2857 case TARGET_NR_fchown32
:
2858 ret
= get_errno(fchown(arg1
, arg2
, arg3
));
2860 case TARGET_NR_setresuid32
:
2861 ret
= get_errno(setresuid(arg1
, arg2
, arg3
));
2863 case TARGET_NR_getresuid32
:
2865 int ruid
, euid
, suid
;
2866 ret
= get_errno(getresuid(&ruid
, &euid
, &suid
));
2867 if (!is_error(ret
)) {
2868 *(uint32_t *)arg1
= tswap32(ruid
);
2869 *(uint32_t *)arg2
= tswap32(euid
);
2870 *(uint32_t *)arg3
= tswap32(suid
);
2874 case TARGET_NR_setresgid32
:
2875 ret
= get_errno(setresgid(arg1
, arg2
, arg3
));
2877 case TARGET_NR_getresgid32
:
2879 int rgid
, egid
, sgid
;
2880 ret
= get_errno(getresgid(&rgid
, &egid
, &sgid
));
2881 if (!is_error(ret
)) {
2882 *(uint32_t *)arg1
= tswap32(rgid
);
2883 *(uint32_t *)arg2
= tswap32(egid
);
2884 *(uint32_t *)arg3
= tswap32(sgid
);
2888 case TARGET_NR_chown32
:
2889 ret
= get_errno(chown((const char *)arg1
, arg2
, arg3
));
2891 case TARGET_NR_setuid32
:
2892 ret
= get_errno(setuid(arg1
));
2894 case TARGET_NR_setgid32
:
2895 ret
= get_errno(setgid(arg1
));
2897 case TARGET_NR_setfsuid32
:
2898 ret
= get_errno(setfsuid(arg1
));
2900 case TARGET_NR_setfsgid32
:
2901 ret
= get_errno(setfsgid(arg1
));
2904 case TARGET_NR_pivot_root
:
2906 #ifdef TARGET_NR_mincore
2907 case TARGET_NR_mincore
:
2910 #ifdef TARGET_NR_madvise
2911 case TARGET_NR_madvise
:
2914 #if TARGET_LONG_BITS == 32
2915 case TARGET_NR_fcntl64
:
2918 struct target_flock64
*target_fl
= (void *)arg3
;
2922 ret
= get_errno(fcntl(arg1
, arg2
, &fl
));
2924 target_fl
->l_type
= tswap16(fl
.l_type
);
2925 target_fl
->l_whence
= tswap16(fl
.l_whence
);
2926 target_fl
->l_start
= tswap64(fl
.l_start
);
2927 target_fl
->l_len
= tswap64(fl
.l_len
);
2928 target_fl
->l_pid
= tswapl(fl
.l_pid
);
2934 fl
.l_type
= tswap16(target_fl
->l_type
);
2935 fl
.l_whence
= tswap16(target_fl
->l_whence
);
2936 fl
.l_start
= tswap64(target_fl
->l_start
);
2937 fl
.l_len
= tswap64(target_fl
->l_len
);
2938 fl
.l_pid
= tswapl(target_fl
->l_pid
);
2939 ret
= get_errno(fcntl(arg1
, arg2
, &fl
));
2942 ret
= get_errno(do_fcntl(arg1
, arg2
, arg3
));
2948 #ifdef TARGET_NR_security
2949 case TARGET_NR_security
:
2952 #ifdef TARGET_NR_getpagesize
2953 case TARGET_NR_getpagesize
:
2954 ret
= TARGET_PAGE_SIZE
;
2957 case TARGET_NR_gettid
:
2958 ret
= get_errno(gettid());
2960 case TARGET_NR_readahead
:
2962 #ifdef TARGET_NR_setxattr
2963 case TARGET_NR_setxattr
:
2964 case TARGET_NR_lsetxattr
:
2965 case TARGET_NR_fsetxattr
:
2966 case TARGET_NR_getxattr
:
2967 case TARGET_NR_lgetxattr
:
2968 case TARGET_NR_fgetxattr
:
2969 case TARGET_NR_listxattr
:
2970 case TARGET_NR_llistxattr
:
2971 case TARGET_NR_flistxattr
:
2972 case TARGET_NR_removexattr
:
2973 case TARGET_NR_lremovexattr
:
2974 case TARGET_NR_fremovexattr
:
2975 goto unimplemented_nowarn
;
2977 #ifdef TARGET_NR_set_thread_area
2978 case TARGET_NR_set_thread_area
:
2979 case TARGET_NR_get_thread_area
:
2980 goto unimplemented_nowarn
;
2984 gemu_log("qemu: Unsupported syscall: %d\n", num
);
2985 unimplemented_nowarn
:
2991 gemu_log(" = %ld\n", ret
);