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/sysinfo.h>
47 //#include <sys/user.h>
48 #include <netinet/ip.h>
49 #include <netinet/tcp.h>
51 #define termios host_termios
52 #define winsize host_winsize
53 #define termio host_termio
54 #define sgttyb host_sgttyb /* same as target */
55 #define tchars host_tchars /* same as target */
56 #define ltchars host_ltchars /* same as target */
58 #include <linux/termios.h>
59 #include <linux/unistd.h>
60 #include <linux/utsname.h>
61 #include <linux/cdrom.h>
62 #include <linux/hdreg.h>
63 #include <linux/soundcard.h>
64 #include <linux/dirent.h>
71 #if defined(TARGET_I386) || defined(TARGET_ARM) || defined(TARGET_SPARC)
72 /* 16 bit uid wrappers emulation */
76 //#include <linux/msdos_fs.h>
77 #define VFAT_IOCTL_READDIR_BOTH _IOR('r', 1, struct dirent [2])
78 #define VFAT_IOCTL_READDIR_SHORT _IOR('r', 2, struct dirent [2])
81 #if defined(__powerpc__)
83 #undef __sc_loadargs_0
84 #undef __sc_loadargs_1
85 #undef __sc_loadargs_2
86 #undef __sc_loadargs_3
87 #undef __sc_loadargs_4
88 #undef __sc_loadargs_5
89 #undef __sc_asm_input_0
90 #undef __sc_asm_input_1
91 #undef __sc_asm_input_2
92 #undef __sc_asm_input_3
93 #undef __sc_asm_input_4
94 #undef __sc_asm_input_5
102 /* need to redefine syscalls as Linux kernel defines are incorrect for
104 /* On powerpc a system call basically clobbers the same registers like a
105 * function call, with the exception of LR (which is needed for the
106 * "sc; bnslr" sequence) and CR (where only CR0.SO is clobbered to signal
107 * an error return status).
110 #define __syscall_nr(nr, type, name, args...) \
111 unsigned long __sc_ret, __sc_err; \
113 register unsigned long __sc_0 __asm__ ("r0"); \
114 register unsigned long __sc_3 __asm__ ("r3"); \
115 register unsigned long __sc_4 __asm__ ("r4"); \
116 register unsigned long __sc_5 __asm__ ("r5"); \
117 register unsigned long __sc_6 __asm__ ("r6"); \
118 register unsigned long __sc_7 __asm__ ("r7"); \
120 __sc_loadargs_##nr(name, args); \
121 __asm__ __volatile__ \
125 "=&r" (__sc_3), "=&r" (__sc_4), \
126 "=&r" (__sc_5), "=&r" (__sc_6), \
128 : __sc_asm_input_##nr \
129 : "cr0", "ctr", "memory", \
130 "r8", "r9", "r10","r11", "r12"); \
134 if (__sc_err & 0x10000000) \
139 return (type) __sc_ret
141 #define __sc_loadargs_0(name, dummy...) \
143 #define __sc_loadargs_1(name, arg1) \
144 __sc_loadargs_0(name); \
145 __sc_3 = (unsigned long) (arg1)
146 #define __sc_loadargs_2(name, arg1, arg2) \
147 __sc_loadargs_1(name, arg1); \
148 __sc_4 = (unsigned long) (arg2)
149 #define __sc_loadargs_3(name, arg1, arg2, arg3) \
150 __sc_loadargs_2(name, arg1, arg2); \
151 __sc_5 = (unsigned long) (arg3)
152 #define __sc_loadargs_4(name, arg1, arg2, arg3, arg4) \
153 __sc_loadargs_3(name, arg1, arg2, arg3); \
154 __sc_6 = (unsigned long) (arg4)
155 #define __sc_loadargs_5(name, arg1, arg2, arg3, arg4, arg5) \
156 __sc_loadargs_4(name, arg1, arg2, arg3, arg4); \
157 __sc_7 = (unsigned long) (arg5)
159 #define __sc_asm_input_0 "0" (__sc_0)
160 #define __sc_asm_input_1 __sc_asm_input_0, "1" (__sc_3)
161 #define __sc_asm_input_2 __sc_asm_input_1, "2" (__sc_4)
162 #define __sc_asm_input_3 __sc_asm_input_2, "3" (__sc_5)
163 #define __sc_asm_input_4 __sc_asm_input_3, "4" (__sc_6)
164 #define __sc_asm_input_5 __sc_asm_input_4, "5" (__sc_7)
166 #define _syscall0(type,name) \
169 __syscall_nr(0, type, name); \
172 #define _syscall1(type,name,type1,arg1) \
173 type name(type1 arg1) \
175 __syscall_nr(1, type, name, arg1); \
178 #define _syscall2(type,name,type1,arg1,type2,arg2) \
179 type name(type1 arg1, type2 arg2) \
181 __syscall_nr(2, type, name, arg1, arg2); \
184 #define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3) \
185 type name(type1 arg1, type2 arg2, type3 arg3) \
187 __syscall_nr(3, type, name, arg1, arg2, arg3); \
190 #define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4) \
191 type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4) \
193 __syscall_nr(4, type, name, arg1, arg2, arg3, arg4); \
196 #define _syscall5(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4,type5,arg5) \
197 type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4, type5 arg5) \
199 __syscall_nr(5, type, name, arg1, arg2, arg3, arg4, arg5); \
203 #define __NR_sys_uname __NR_uname
204 #define __NR_sys_getcwd1 __NR_getcwd
205 #define __NR_sys_statfs __NR_statfs
206 #define __NR_sys_fstatfs __NR_fstatfs
207 #define __NR_sys_getdents __NR_getdents
208 #define __NR_sys_getdents64 __NR_getdents64
209 #define __NR_sys_rt_sigqueueinfo __NR_rt_sigqueueinfo
211 #if defined(__alpha__) || defined (__ia64__) || defined(__x86_64__)
212 #define __NR__llseek __NR_lseek
216 _syscall0(int, gettid
)
218 static int gettid(void) {
222 _syscall1(int,sys_uname
,struct new_utsname
*,buf
)
223 _syscall2(int,sys_getcwd1
,char *,buf
,size_t,size
)
224 _syscall3(int, sys_getdents
, uint
, fd
, struct dirent
*, dirp
, uint
, count
);
225 _syscall3(int, sys_getdents64
, uint
, fd
, struct dirent64
*, dirp
, uint
, count
);
226 _syscall5(int, _llseek
, uint
, fd
, ulong
, hi
, ulong
, lo
,
227 loff_t
*, res
, uint
, wh
);
228 _syscall2(int,sys_statfs
,const char *,path
,struct kernel_statfs
*,buf
)
229 _syscall2(int,sys_fstatfs
,int,fd
,struct kernel_statfs
*,buf
)
230 _syscall3(int,sys_rt_sigqueueinfo
,int,pid
,int,sig
,siginfo_t
*,uinfo
)
231 #ifdef __NR_exit_group
232 _syscall1(int,exit_group
,int,error_code
)
235 extern int personality(int);
236 extern int flock(int, int);
237 extern int setfsuid(int);
238 extern int setfsgid(int);
239 extern int setresuid(uid_t
, uid_t
, uid_t
);
240 extern int getresuid(uid_t
*, uid_t
*, uid_t
*);
241 extern int setresgid(gid_t
, gid_t
, gid_t
);
242 extern int getresgid(gid_t
*, gid_t
*, gid_t
*);
243 extern int setgroups(int, gid_t
*);
245 static inline long get_errno(long ret
)
253 static inline int is_error(long ret
)
255 return (unsigned long)ret
>= (unsigned long)(-4096);
258 static char *target_brk
;
259 static char *target_original_brk
;
261 void target_set_brk(char *new_brk
)
263 target_brk
= new_brk
;
264 target_original_brk
= new_brk
;
267 static long do_brk(char *new_brk
)
274 return (long)target_brk
;
275 if (new_brk
< target_original_brk
)
278 brk_page
= (char *)HOST_PAGE_ALIGN((unsigned long)target_brk
);
280 /* If the new brk is less than this, set it and we're done... */
281 if (new_brk
< brk_page
) {
282 target_brk
= new_brk
;
283 return (long)target_brk
;
286 /* We need to allocate more memory after the brk... */
287 new_alloc_size
= HOST_PAGE_ALIGN(new_brk
- brk_page
+ 1);
288 mapped_addr
= get_errno(target_mmap((unsigned long)brk_page
, new_alloc_size
,
289 PROT_READ
|PROT_WRITE
,
290 MAP_ANON
|MAP_FIXED
|MAP_PRIVATE
, 0, 0));
291 if (is_error(mapped_addr
)) {
294 target_brk
= new_brk
;
295 return (long)target_brk
;
299 static inline fd_set
*target_to_host_fds(fd_set
*fds
,
300 target_long
*target_fds
, int n
)
302 #if !defined(BSWAP_NEEDED) && !defined(WORDS_BIGENDIAN)
303 return (fd_set
*)target_fds
;
308 for(i
= 0;i
< n
; i
++) {
309 b
= (tswapl(target_fds
[i
/ TARGET_LONG_BITS
]) >>
310 (i
& (TARGET_LONG_BITS
- 1))) & 1;
321 static inline void host_to_target_fds(target_long
*target_fds
,
324 #if !defined(BSWAP_NEEDED) && !defined(WORDS_BIGENDIAN)
331 nw
= (n
+ TARGET_LONG_BITS
- 1) / TARGET_LONG_BITS
;
333 for(i
= 0;i
< nw
; i
++) {
335 for(j
= 0; j
< TARGET_LONG_BITS
; j
++) {
336 v
|= ((FD_ISSET(k
, fds
) != 0) << j
);
339 target_fds
[i
] = tswapl(v
);
345 #if defined(__alpha__)
351 static inline long host_to_target_clock_t(long ticks
)
353 #if HOST_HZ == TARGET_HZ
356 return ((int64_t)ticks
* TARGET_HZ
) / HOST_HZ
;
360 static inline void host_to_target_rusage(struct target_rusage
*target_rusage
,
361 const struct rusage
*rusage
)
363 target_rusage
->ru_utime
.tv_sec
= tswapl(rusage
->ru_utime
.tv_sec
);
364 target_rusage
->ru_utime
.tv_usec
= tswapl(rusage
->ru_utime
.tv_usec
);
365 target_rusage
->ru_stime
.tv_sec
= tswapl(rusage
->ru_stime
.tv_sec
);
366 target_rusage
->ru_stime
.tv_usec
= tswapl(rusage
->ru_stime
.tv_usec
);
367 target_rusage
->ru_maxrss
= tswapl(rusage
->ru_maxrss
);
368 target_rusage
->ru_ixrss
= tswapl(rusage
->ru_ixrss
);
369 target_rusage
->ru_idrss
= tswapl(rusage
->ru_idrss
);
370 target_rusage
->ru_isrss
= tswapl(rusage
->ru_isrss
);
371 target_rusage
->ru_minflt
= tswapl(rusage
->ru_minflt
);
372 target_rusage
->ru_majflt
= tswapl(rusage
->ru_majflt
);
373 target_rusage
->ru_nswap
= tswapl(rusage
->ru_nswap
);
374 target_rusage
->ru_inblock
= tswapl(rusage
->ru_inblock
);
375 target_rusage
->ru_oublock
= tswapl(rusage
->ru_oublock
);
376 target_rusage
->ru_msgsnd
= tswapl(rusage
->ru_msgsnd
);
377 target_rusage
->ru_msgrcv
= tswapl(rusage
->ru_msgrcv
);
378 target_rusage
->ru_nsignals
= tswapl(rusage
->ru_nsignals
);
379 target_rusage
->ru_nvcsw
= tswapl(rusage
->ru_nvcsw
);
380 target_rusage
->ru_nivcsw
= tswapl(rusage
->ru_nivcsw
);
383 static inline void target_to_host_timeval(struct timeval
*tv
,
384 const struct target_timeval
*target_tv
)
386 tv
->tv_sec
= tswapl(target_tv
->tv_sec
);
387 tv
->tv_usec
= tswapl(target_tv
->tv_usec
);
390 static inline void host_to_target_timeval(struct target_timeval
*target_tv
,
391 const struct timeval
*tv
)
393 target_tv
->tv_sec
= tswapl(tv
->tv_sec
);
394 target_tv
->tv_usec
= tswapl(tv
->tv_usec
);
398 static long do_select(long n
,
399 target_long
*target_rfds
, target_long
*target_wfds
,
400 target_long
*target_efds
, struct target_timeval
*target_tv
)
402 fd_set rfds
, wfds
, efds
;
403 fd_set
*rfds_ptr
, *wfds_ptr
, *efds_ptr
;
404 struct timeval tv
, *tv_ptr
;
407 rfds_ptr
= target_to_host_fds(&rfds
, target_rfds
, n
);
408 wfds_ptr
= target_to_host_fds(&wfds
, target_wfds
, n
);
409 efds_ptr
= target_to_host_fds(&efds
, target_efds
, n
);
412 target_to_host_timeval(&tv
, target_tv
);
417 ret
= get_errno(select(n
, rfds_ptr
, wfds_ptr
, efds_ptr
, tv_ptr
));
418 if (!is_error(ret
)) {
419 host_to_target_fds(target_rfds
, rfds_ptr
, n
);
420 host_to_target_fds(target_wfds
, wfds_ptr
, n
);
421 host_to_target_fds(target_efds
, efds_ptr
, n
);
424 host_to_target_timeval(target_tv
, &tv
);
430 static inline void target_to_host_sockaddr(struct sockaddr
*addr
,
431 struct target_sockaddr
*target_addr
,
434 memcpy(addr
, target_addr
, len
);
435 addr
->sa_family
= tswap16(target_addr
->sa_family
);
438 static inline void host_to_target_sockaddr(struct target_sockaddr
*target_addr
,
439 struct sockaddr
*addr
,
442 memcpy(target_addr
, addr
, len
);
443 target_addr
->sa_family
= tswap16(addr
->sa_family
);
446 static inline void target_to_host_cmsg(struct msghdr
*msgh
,
447 struct target_msghdr
*target_msgh
)
449 struct cmsghdr
*cmsg
= CMSG_FIRSTHDR(msgh
);
450 struct target_cmsghdr
*target_cmsg
= TARGET_CMSG_FIRSTHDR(target_msgh
);
453 while (cmsg
&& target_cmsg
) {
454 void *data
= CMSG_DATA(cmsg
);
455 void *target_data
= TARGET_CMSG_DATA(target_cmsg
);
457 int len
= tswapl(target_cmsg
->cmsg_len
)
458 - TARGET_CMSG_ALIGN(sizeof (struct target_cmsghdr
));
460 space
+= CMSG_SPACE(len
);
461 if (space
> msgh
->msg_controllen
) {
462 space
-= CMSG_SPACE(len
);
463 gemu_log("Host cmsg overflow");
467 cmsg
->cmsg_level
= tswap32(target_cmsg
->cmsg_level
);
468 cmsg
->cmsg_type
= tswap32(target_cmsg
->cmsg_type
);
469 cmsg
->cmsg_len
= CMSG_LEN(len
);
471 if (cmsg
->cmsg_level
!= SOL_SOCKET
|| cmsg
->cmsg_type
!= SCM_RIGHTS
) {
472 gemu_log("Unsupported ancillary data: %d/%d\n", cmsg
->cmsg_level
, cmsg
->cmsg_type
);
473 memcpy(data
, target_data
, len
);
475 int *fd
= (int *)data
;
476 int *target_fd
= (int *)target_data
;
477 int i
, numfds
= len
/ sizeof(int);
479 for (i
= 0; i
< numfds
; i
++)
480 fd
[i
] = tswap32(target_fd
[i
]);
483 cmsg
= CMSG_NXTHDR(msgh
, cmsg
);
484 target_cmsg
= TARGET_CMSG_NXTHDR(target_msgh
, target_cmsg
);
487 msgh
->msg_controllen
= space
;
490 static inline void host_to_target_cmsg(struct target_msghdr
*target_msgh
,
493 struct cmsghdr
*cmsg
= CMSG_FIRSTHDR(msgh
);
494 struct target_cmsghdr
*target_cmsg
= TARGET_CMSG_FIRSTHDR(target_msgh
);
497 while (cmsg
&& target_cmsg
) {
498 void *data
= CMSG_DATA(cmsg
);
499 void *target_data
= TARGET_CMSG_DATA(target_cmsg
);
501 int len
= cmsg
->cmsg_len
- CMSG_ALIGN(sizeof (struct cmsghdr
));
503 space
+= TARGET_CMSG_SPACE(len
);
504 if (space
> tswapl(target_msgh
->msg_controllen
)) {
505 space
-= TARGET_CMSG_SPACE(len
);
506 gemu_log("Target cmsg overflow");
510 target_cmsg
->cmsg_level
= tswap32(cmsg
->cmsg_level
);
511 target_cmsg
->cmsg_type
= tswap32(cmsg
->cmsg_type
);
512 target_cmsg
->cmsg_len
= tswapl(TARGET_CMSG_LEN(len
));
514 if (cmsg
->cmsg_level
!= SOL_SOCKET
|| cmsg
->cmsg_type
!= SCM_RIGHTS
) {
515 gemu_log("Unsupported ancillary data: %d/%d\n", cmsg
->cmsg_level
, cmsg
->cmsg_type
);
516 memcpy(target_data
, data
, len
);
518 int *fd
= (int *)data
;
519 int *target_fd
= (int *)target_data
;
520 int i
, numfds
= len
/ sizeof(int);
522 for (i
= 0; i
< numfds
; i
++)
523 target_fd
[i
] = tswap32(fd
[i
]);
526 cmsg
= CMSG_NXTHDR(msgh
, cmsg
);
527 target_cmsg
= TARGET_CMSG_NXTHDR(target_msgh
, target_cmsg
);
530 msgh
->msg_controllen
= tswapl(space
);
533 static long do_setsockopt(int sockfd
, int level
, int optname
,
534 void *optval
, socklen_t optlen
)
540 /* TCP options all take an 'int' value. */
541 if (optlen
< sizeof(uint32_t))
544 if (get_user(val
, (uint32_t *)optval
))
546 ret
= get_errno(setsockopt(sockfd
, level
, optname
, &val
, sizeof(val
)));
552 if (optlen
>= sizeof(uint32_t)) {
553 if (get_user(val
, (uint32_t *)optval
))
555 } else if (optlen
>= 1) {
556 if (get_user(val
, (uint8_t *)optval
))
559 ret
= get_errno(setsockopt(sockfd
, level
, optname
, &val
, sizeof(val
)));
567 /* Options with 'int' argument. */
586 if (optlen
< sizeof(uint32_t))
588 if (get_user(val
, (uint32_t *)optval
))
590 ret
= get_errno(setsockopt(sockfd
, level
, optname
, &val
, sizeof(val
)));
598 gemu_log("Unsupported setsockopt level=%d optname=%d \n", level
, optname
);
604 static long do_getsockopt(int sockfd
, int level
, int optname
,
605 void *optval
, socklen_t
*optlen
)
607 int len
, lv
, val
, ret
;
617 /* These don't just return a single integer */
620 if (get_user(len
, optlen
))
625 ret
= get_errno(getsockopt(sockfd
, level
, optname
, &val
, &lv
));
631 if (copy_to_user(optval
, &val
, len
))
633 if (put_user(len
, optlen
))
640 gemu_log("getsockopt level=%d optname=%d not yet supported\n",
648 static long do_socketcall(int num
, int32_t *vptr
)
655 int domain
= tswap32(vptr
[0]);
656 int type
= tswap32(vptr
[1]);
657 int protocol
= tswap32(vptr
[2]);
659 ret
= get_errno(socket(domain
, type
, protocol
));
664 int sockfd
= tswap32(vptr
[0]);
665 void *target_addr
= (void *)tswap32(vptr
[1]);
666 socklen_t addrlen
= tswap32(vptr
[2]);
667 void *addr
= alloca(addrlen
);
669 target_to_host_sockaddr(addr
, target_addr
, addrlen
);
670 ret
= get_errno(bind(sockfd
, addr
, addrlen
));
675 int sockfd
= tswap32(vptr
[0]);
676 void *target_addr
= (void *)tswap32(vptr
[1]);
677 socklen_t addrlen
= tswap32(vptr
[2]);
678 void *addr
= alloca(addrlen
);
680 target_to_host_sockaddr(addr
, target_addr
, addrlen
);
681 ret
= get_errno(connect(sockfd
, addr
, addrlen
));
686 int sockfd
= tswap32(vptr
[0]);
687 int backlog
= tswap32(vptr
[1]);
689 ret
= get_errno(listen(sockfd
, backlog
));
694 int sockfd
= tswap32(vptr
[0]);
695 void *target_addr
= (void *)tswap32(vptr
[1]);
696 uint32_t *target_addrlen
= (void *)tswap32(vptr
[2]);
697 socklen_t addrlen
= tswap32(*target_addrlen
);
698 void *addr
= alloca(addrlen
);
700 ret
= get_errno(accept(sockfd
, addr
, &addrlen
));
701 if (!is_error(ret
)) {
702 host_to_target_sockaddr(target_addr
, addr
, addrlen
);
703 *target_addrlen
= tswap32(addrlen
);
707 case SOCKOP_getsockname
:
709 int sockfd
= tswap32(vptr
[0]);
710 void *target_addr
= (void *)tswap32(vptr
[1]);
711 uint32_t *target_addrlen
= (void *)tswap32(vptr
[2]);
712 socklen_t addrlen
= tswap32(*target_addrlen
);
713 void *addr
= alloca(addrlen
);
715 ret
= get_errno(getsockname(sockfd
, addr
, &addrlen
));
716 if (!is_error(ret
)) {
717 host_to_target_sockaddr(target_addr
, addr
, addrlen
);
718 *target_addrlen
= tswap32(addrlen
);
722 case SOCKOP_getpeername
:
724 int sockfd
= tswap32(vptr
[0]);
725 void *target_addr
= (void *)tswap32(vptr
[1]);
726 uint32_t *target_addrlen
= (void *)tswap32(vptr
[2]);
727 socklen_t addrlen
= tswap32(*target_addrlen
);
728 void *addr
= alloca(addrlen
);
730 ret
= get_errno(getpeername(sockfd
, addr
, &addrlen
));
731 if (!is_error(ret
)) {
732 host_to_target_sockaddr(target_addr
, addr
, addrlen
);
733 *target_addrlen
= tswap32(addrlen
);
737 case SOCKOP_socketpair
:
739 int domain
= tswap32(vptr
[0]);
740 int type
= tswap32(vptr
[1]);
741 int protocol
= tswap32(vptr
[2]);
742 int32_t *target_tab
= (void *)tswap32(vptr
[3]);
745 ret
= get_errno(socketpair(domain
, type
, protocol
, tab
));
746 if (!is_error(ret
)) {
747 target_tab
[0] = tswap32(tab
[0]);
748 target_tab
[1] = tswap32(tab
[1]);
754 int sockfd
= tswap32(vptr
[0]);
755 void *msg
= (void *)tswap32(vptr
[1]);
756 size_t len
= tswap32(vptr
[2]);
757 int flags
= tswap32(vptr
[3]);
759 ret
= get_errno(send(sockfd
, msg
, len
, flags
));
764 int sockfd
= tswap32(vptr
[0]);
765 void *msg
= (void *)tswap32(vptr
[1]);
766 size_t len
= tswap32(vptr
[2]);
767 int flags
= tswap32(vptr
[3]);
769 ret
= get_errno(recv(sockfd
, msg
, len
, flags
));
774 int sockfd
= tswap32(vptr
[0]);
775 void *msg
= (void *)tswap32(vptr
[1]);
776 size_t len
= tswap32(vptr
[2]);
777 int flags
= tswap32(vptr
[3]);
778 void *target_addr
= (void *)tswap32(vptr
[4]);
779 socklen_t addrlen
= tswap32(vptr
[5]);
780 void *addr
= alloca(addrlen
);
782 target_to_host_sockaddr(addr
, target_addr
, addrlen
);
783 ret
= get_errno(sendto(sockfd
, msg
, len
, flags
, addr
, addrlen
));
786 case SOCKOP_recvfrom
:
788 int sockfd
= tswap32(vptr
[0]);
789 void *msg
= (void *)tswap32(vptr
[1]);
790 size_t len
= tswap32(vptr
[2]);
791 int flags
= tswap32(vptr
[3]);
792 void *target_addr
= (void *)tswap32(vptr
[4]);
793 uint32_t *target_addrlen
= (void *)tswap32(vptr
[5]);
794 socklen_t addrlen
= tswap32(*target_addrlen
);
795 void *addr
= alloca(addrlen
);
797 ret
= get_errno(recvfrom(sockfd
, msg
, len
, flags
, addr
, &addrlen
));
798 if (!is_error(ret
)) {
799 host_to_target_sockaddr(target_addr
, addr
, addrlen
);
800 *target_addrlen
= tswap32(addrlen
);
804 case SOCKOP_shutdown
:
806 int sockfd
= tswap32(vptr
[0]);
807 int how
= tswap32(vptr
[1]);
809 ret
= get_errno(shutdown(sockfd
, how
));
816 struct target_msghdr
*msgp
;
820 struct target_iovec
*target_vec
;
822 msgp
= (void *)tswap32(vptr
[1]);
823 msg
.msg_name
= (void *)tswapl(msgp
->msg_name
);
824 msg
.msg_namelen
= tswapl(msgp
->msg_namelen
);
825 msg
.msg_controllen
= 2 * tswapl(msgp
->msg_controllen
);
826 msg
.msg_control
= alloca(msg
.msg_controllen
);
827 msg
.msg_flags
= tswap32(msgp
->msg_flags
);
829 count
= tswapl(msgp
->msg_iovlen
);
830 vec
= alloca(count
* sizeof(struct iovec
));
831 target_vec
= (void *)tswapl(msgp
->msg_iov
);
832 for(i
= 0;i
< count
; i
++) {
833 vec
[i
].iov_base
= (void *)tswapl(target_vec
[i
].iov_base
);
834 vec
[i
].iov_len
= tswapl(target_vec
[i
].iov_len
);
836 msg
.msg_iovlen
= count
;
839 fd
= tswap32(vptr
[0]);
840 flags
= tswap32(vptr
[2]);
841 if (num
== SOCKOP_sendmsg
) {
842 target_to_host_cmsg(&msg
, msgp
);
843 ret
= get_errno(sendmsg(fd
, &msg
, flags
));
845 ret
= get_errno(recvmsg(fd
, &msg
, flags
));
847 host_to_target_cmsg(msgp
, &msg
);
851 case SOCKOP_setsockopt
:
853 int sockfd
= tswap32(vptr
[0]);
854 int level
= tswap32(vptr
[1]);
855 int optname
= tswap32(vptr
[2]);
856 void *optval
= (void *)tswap32(vptr
[3]);
857 socklen_t optlen
= tswap32(vptr
[4]);
859 ret
= do_setsockopt(sockfd
, level
, optname
, optval
, optlen
);
862 case SOCKOP_getsockopt
:
864 int sockfd
= tswap32(vptr
[0]);
865 int level
= tswap32(vptr
[1]);
866 int optname
= tswap32(vptr
[2]);
867 void *optval
= (void *)tswap32(vptr
[3]);
868 uint32_t *poptlen
= (void *)tswap32(vptr
[4]);
870 ret
= do_getsockopt(sockfd
, level
, optname
, optval
, poptlen
);
874 gemu_log("Unsupported socketcall: %d\n", num
);
882 #define N_SHM_REGIONS 32
884 static struct shm_region
{
887 } shm_regions
[N_SHM_REGIONS
];
889 static long do_ipc(long call
, long first
, long second
, long third
,
890 long ptr
, long fifth
)
895 struct shmid_ds shm_info
;
898 version
= call
>> 16;
903 /* SHM_* flags are the same on all linux platforms */
904 ret
= get_errno((long) shmat(first
, (void *) ptr
, second
));
908 /* find out the length of the shared memory segment */
910 ret
= get_errno(shmctl(first
, IPC_STAT
, &shm_info
));
912 /* can't get length, bail out */
913 shmdt((void *) raddr
);
916 page_set_flags(raddr
, raddr
+ shm_info
.shm_segsz
,
917 PAGE_VALID
| PAGE_READ
|
918 ((second
& SHM_RDONLY
)? 0: PAGE_WRITE
));
919 for (i
= 0; i
< N_SHM_REGIONS
; ++i
) {
920 if (shm_regions
[i
].start
== 0) {
921 shm_regions
[i
].start
= raddr
;
922 shm_regions
[i
].size
= shm_info
.shm_segsz
;
926 if (put_user(raddr
, (uint32_t *)third
))
931 for (i
= 0; i
< N_SHM_REGIONS
; ++i
) {
932 if (shm_regions
[i
].start
== ptr
) {
933 shm_regions
[i
].start
= 0;
934 page_set_flags(ptr
, shm_regions
[i
].size
, 0);
938 ret
= get_errno(shmdt((void *) ptr
));
942 /* IPC_* flag values are the same on all linux platforms */
943 ret
= get_errno(shmget(first
, second
, third
));
946 /* IPC_* and SHM_* command values are the same on all linux platforms */
952 ret
= get_errno(shmctl(first
, second
, NULL
));
960 gemu_log("Unsupported ipc call: %ld (version %d)\n", call
, version
);
967 /* kernel structure types definitions */
970 #define STRUCT(name, list...) STRUCT_ ## name,
971 #define STRUCT_SPECIAL(name) STRUCT_ ## name,
973 #include "syscall_types.h"
976 #undef STRUCT_SPECIAL
978 #define STRUCT(name, list...) const argtype struct_ ## name ## _def[] = { list, TYPE_NULL };
979 #define STRUCT_SPECIAL(name)
980 #include "syscall_types.h"
982 #undef STRUCT_SPECIAL
984 typedef struct IOCTLEntry
{
985 unsigned int target_cmd
;
986 unsigned int host_cmd
;
989 const argtype arg_type
[5];
994 #define IOC_RW (IOC_R | IOC_W)
996 #define MAX_STRUCT_SIZE 4096
998 IOCTLEntry ioctl_entries
[] = {
999 #define IOCTL(cmd, access, types...) \
1000 { TARGET_ ## cmd, cmd, #cmd, access, { types } },
1005 static long do_ioctl(long fd
, long cmd
, long arg
)
1007 const IOCTLEntry
*ie
;
1008 const argtype
*arg_type
;
1010 uint8_t buf_temp
[MAX_STRUCT_SIZE
];
1014 if (ie
->target_cmd
== 0) {
1015 gemu_log("Unsupported ioctl: cmd=0x%04lx\n", cmd
);
1018 if (ie
->target_cmd
== cmd
)
1022 arg_type
= ie
->arg_type
;
1024 gemu_log("ioctl: cmd=0x%04lx (%s)\n", cmd
, ie
->name
);
1026 switch(arg_type
[0]) {
1029 ret
= get_errno(ioctl(fd
, ie
->host_cmd
));
1034 ret
= get_errno(ioctl(fd
, ie
->host_cmd
, arg
));
1038 switch(ie
->access
) {
1040 ret
= get_errno(ioctl(fd
, ie
->host_cmd
, buf_temp
));
1041 if (!is_error(ret
)) {
1042 thunk_convert((void *)arg
, buf_temp
, arg_type
, THUNK_TARGET
);
1046 thunk_convert(buf_temp
, (void *)arg
, arg_type
, THUNK_HOST
);
1047 ret
= get_errno(ioctl(fd
, ie
->host_cmd
, buf_temp
));
1051 thunk_convert(buf_temp
, (void *)arg
, arg_type
, THUNK_HOST
);
1052 ret
= get_errno(ioctl(fd
, ie
->host_cmd
, buf_temp
));
1053 if (!is_error(ret
)) {
1054 thunk_convert((void *)arg
, buf_temp
, arg_type
, THUNK_TARGET
);
1060 gemu_log("Unsupported ioctl type: cmd=0x%04lx type=%d\n", cmd
, arg_type
[0]);
1067 bitmask_transtbl iflag_tbl
[] = {
1068 { TARGET_IGNBRK
, TARGET_IGNBRK
, IGNBRK
, IGNBRK
},
1069 { TARGET_BRKINT
, TARGET_BRKINT
, BRKINT
, BRKINT
},
1070 { TARGET_IGNPAR
, TARGET_IGNPAR
, IGNPAR
, IGNPAR
},
1071 { TARGET_PARMRK
, TARGET_PARMRK
, PARMRK
, PARMRK
},
1072 { TARGET_INPCK
, TARGET_INPCK
, INPCK
, INPCK
},
1073 { TARGET_ISTRIP
, TARGET_ISTRIP
, ISTRIP
, ISTRIP
},
1074 { TARGET_INLCR
, TARGET_INLCR
, INLCR
, INLCR
},
1075 { TARGET_IGNCR
, TARGET_IGNCR
, IGNCR
, IGNCR
},
1076 { TARGET_ICRNL
, TARGET_ICRNL
, ICRNL
, ICRNL
},
1077 { TARGET_IUCLC
, TARGET_IUCLC
, IUCLC
, IUCLC
},
1078 { TARGET_IXON
, TARGET_IXON
, IXON
, IXON
},
1079 { TARGET_IXANY
, TARGET_IXANY
, IXANY
, IXANY
},
1080 { TARGET_IXOFF
, TARGET_IXOFF
, IXOFF
, IXOFF
},
1081 { TARGET_IMAXBEL
, TARGET_IMAXBEL
, IMAXBEL
, IMAXBEL
},
1085 bitmask_transtbl oflag_tbl
[] = {
1086 { TARGET_OPOST
, TARGET_OPOST
, OPOST
, OPOST
},
1087 { TARGET_OLCUC
, TARGET_OLCUC
, OLCUC
, OLCUC
},
1088 { TARGET_ONLCR
, TARGET_ONLCR
, ONLCR
, ONLCR
},
1089 { TARGET_OCRNL
, TARGET_OCRNL
, OCRNL
, OCRNL
},
1090 { TARGET_ONOCR
, TARGET_ONOCR
, ONOCR
, ONOCR
},
1091 { TARGET_ONLRET
, TARGET_ONLRET
, ONLRET
, ONLRET
},
1092 { TARGET_OFILL
, TARGET_OFILL
, OFILL
, OFILL
},
1093 { TARGET_OFDEL
, TARGET_OFDEL
, OFDEL
, OFDEL
},
1094 { TARGET_NLDLY
, TARGET_NL0
, NLDLY
, NL0
},
1095 { TARGET_NLDLY
, TARGET_NL1
, NLDLY
, NL1
},
1096 { TARGET_CRDLY
, TARGET_CR0
, CRDLY
, CR0
},
1097 { TARGET_CRDLY
, TARGET_CR1
, CRDLY
, CR1
},
1098 { TARGET_CRDLY
, TARGET_CR2
, CRDLY
, CR2
},
1099 { TARGET_CRDLY
, TARGET_CR3
, CRDLY
, CR3
},
1100 { TARGET_TABDLY
, TARGET_TAB0
, TABDLY
, TAB0
},
1101 { TARGET_TABDLY
, TARGET_TAB1
, TABDLY
, TAB1
},
1102 { TARGET_TABDLY
, TARGET_TAB2
, TABDLY
, TAB2
},
1103 { TARGET_TABDLY
, TARGET_TAB3
, TABDLY
, TAB3
},
1104 { TARGET_BSDLY
, TARGET_BS0
, BSDLY
, BS0
},
1105 { TARGET_BSDLY
, TARGET_BS1
, BSDLY
, BS1
},
1106 { TARGET_VTDLY
, TARGET_VT0
, VTDLY
, VT0
},
1107 { TARGET_VTDLY
, TARGET_VT1
, VTDLY
, VT1
},
1108 { TARGET_FFDLY
, TARGET_FF0
, FFDLY
, FF0
},
1109 { TARGET_FFDLY
, TARGET_FF1
, FFDLY
, FF1
},
1113 bitmask_transtbl cflag_tbl
[] = {
1114 { TARGET_CBAUD
, TARGET_B0
, CBAUD
, B0
},
1115 { TARGET_CBAUD
, TARGET_B50
, CBAUD
, B50
},
1116 { TARGET_CBAUD
, TARGET_B75
, CBAUD
, B75
},
1117 { TARGET_CBAUD
, TARGET_B110
, CBAUD
, B110
},
1118 { TARGET_CBAUD
, TARGET_B134
, CBAUD
, B134
},
1119 { TARGET_CBAUD
, TARGET_B150
, CBAUD
, B150
},
1120 { TARGET_CBAUD
, TARGET_B200
, CBAUD
, B200
},
1121 { TARGET_CBAUD
, TARGET_B300
, CBAUD
, B300
},
1122 { TARGET_CBAUD
, TARGET_B600
, CBAUD
, B600
},
1123 { TARGET_CBAUD
, TARGET_B1200
, CBAUD
, B1200
},
1124 { TARGET_CBAUD
, TARGET_B1800
, CBAUD
, B1800
},
1125 { TARGET_CBAUD
, TARGET_B2400
, CBAUD
, B2400
},
1126 { TARGET_CBAUD
, TARGET_B4800
, CBAUD
, B4800
},
1127 { TARGET_CBAUD
, TARGET_B9600
, CBAUD
, B9600
},
1128 { TARGET_CBAUD
, TARGET_B19200
, CBAUD
, B19200
},
1129 { TARGET_CBAUD
, TARGET_B38400
, CBAUD
, B38400
},
1130 { TARGET_CBAUD
, TARGET_B57600
, CBAUD
, B57600
},
1131 { TARGET_CBAUD
, TARGET_B115200
, CBAUD
, B115200
},
1132 { TARGET_CBAUD
, TARGET_B230400
, CBAUD
, B230400
},
1133 { TARGET_CBAUD
, TARGET_B460800
, CBAUD
, B460800
},
1134 { TARGET_CSIZE
, TARGET_CS5
, CSIZE
, CS5
},
1135 { TARGET_CSIZE
, TARGET_CS6
, CSIZE
, CS6
},
1136 { TARGET_CSIZE
, TARGET_CS7
, CSIZE
, CS7
},
1137 { TARGET_CSIZE
, TARGET_CS8
, CSIZE
, CS8
},
1138 { TARGET_CSTOPB
, TARGET_CSTOPB
, CSTOPB
, CSTOPB
},
1139 { TARGET_CREAD
, TARGET_CREAD
, CREAD
, CREAD
},
1140 { TARGET_PARENB
, TARGET_PARENB
, PARENB
, PARENB
},
1141 { TARGET_PARODD
, TARGET_PARODD
, PARODD
, PARODD
},
1142 { TARGET_HUPCL
, TARGET_HUPCL
, HUPCL
, HUPCL
},
1143 { TARGET_CLOCAL
, TARGET_CLOCAL
, CLOCAL
, CLOCAL
},
1144 { TARGET_CRTSCTS
, TARGET_CRTSCTS
, CRTSCTS
, CRTSCTS
},
1148 bitmask_transtbl lflag_tbl
[] = {
1149 { TARGET_ISIG
, TARGET_ISIG
, ISIG
, ISIG
},
1150 { TARGET_ICANON
, TARGET_ICANON
, ICANON
, ICANON
},
1151 { TARGET_XCASE
, TARGET_XCASE
, XCASE
, XCASE
},
1152 { TARGET_ECHO
, TARGET_ECHO
, ECHO
, ECHO
},
1153 { TARGET_ECHOE
, TARGET_ECHOE
, ECHOE
, ECHOE
},
1154 { TARGET_ECHOK
, TARGET_ECHOK
, ECHOK
, ECHOK
},
1155 { TARGET_ECHONL
, TARGET_ECHONL
, ECHONL
, ECHONL
},
1156 { TARGET_NOFLSH
, TARGET_NOFLSH
, NOFLSH
, NOFLSH
},
1157 { TARGET_TOSTOP
, TARGET_TOSTOP
, TOSTOP
, TOSTOP
},
1158 { TARGET_ECHOCTL
, TARGET_ECHOCTL
, ECHOCTL
, ECHOCTL
},
1159 { TARGET_ECHOPRT
, TARGET_ECHOPRT
, ECHOPRT
, ECHOPRT
},
1160 { TARGET_ECHOKE
, TARGET_ECHOKE
, ECHOKE
, ECHOKE
},
1161 { TARGET_FLUSHO
, TARGET_FLUSHO
, FLUSHO
, FLUSHO
},
1162 { TARGET_PENDIN
, TARGET_PENDIN
, PENDIN
, PENDIN
},
1163 { TARGET_IEXTEN
, TARGET_IEXTEN
, IEXTEN
, IEXTEN
},
1167 static void target_to_host_termios (void *dst
, const void *src
)
1169 struct host_termios
*host
= dst
;
1170 const struct target_termios
*target
= src
;
1173 target_to_host_bitmask(tswap32(target
->c_iflag
), iflag_tbl
);
1175 target_to_host_bitmask(tswap32(target
->c_oflag
), oflag_tbl
);
1177 target_to_host_bitmask(tswap32(target
->c_cflag
), cflag_tbl
);
1179 target_to_host_bitmask(tswap32(target
->c_lflag
), lflag_tbl
);
1180 host
->c_line
= target
->c_line
;
1182 host
->c_cc
[VINTR
] = target
->c_cc
[TARGET_VINTR
];
1183 host
->c_cc
[VQUIT
] = target
->c_cc
[TARGET_VQUIT
];
1184 host
->c_cc
[VERASE
] = target
->c_cc
[TARGET_VERASE
];
1185 host
->c_cc
[VKILL
] = target
->c_cc
[TARGET_VKILL
];
1186 host
->c_cc
[VEOF
] = target
->c_cc
[TARGET_VEOF
];
1187 host
->c_cc
[VTIME
] = target
->c_cc
[TARGET_VTIME
];
1188 host
->c_cc
[VMIN
] = target
->c_cc
[TARGET_VMIN
];
1189 host
->c_cc
[VSWTC
] = target
->c_cc
[TARGET_VSWTC
];
1190 host
->c_cc
[VSTART
] = target
->c_cc
[TARGET_VSTART
];
1191 host
->c_cc
[VSTOP
] = target
->c_cc
[TARGET_VSTOP
];
1192 host
->c_cc
[VSUSP
] = target
->c_cc
[TARGET_VSUSP
];
1193 host
->c_cc
[VEOL
] = target
->c_cc
[TARGET_VEOL
];
1194 host
->c_cc
[VREPRINT
] = target
->c_cc
[TARGET_VREPRINT
];
1195 host
->c_cc
[VDISCARD
] = target
->c_cc
[TARGET_VDISCARD
];
1196 host
->c_cc
[VWERASE
] = target
->c_cc
[TARGET_VWERASE
];
1197 host
->c_cc
[VLNEXT
] = target
->c_cc
[TARGET_VLNEXT
];
1198 host
->c_cc
[VEOL2
] = target
->c_cc
[TARGET_VEOL2
];
1201 static void host_to_target_termios (void *dst
, const void *src
)
1203 struct target_termios
*target
= dst
;
1204 const struct host_termios
*host
= src
;
1207 tswap32(host_to_target_bitmask(host
->c_iflag
, iflag_tbl
));
1209 tswap32(host_to_target_bitmask(host
->c_oflag
, oflag_tbl
));
1211 tswap32(host_to_target_bitmask(host
->c_cflag
, cflag_tbl
));
1213 tswap32(host_to_target_bitmask(host
->c_lflag
, lflag_tbl
));
1214 target
->c_line
= host
->c_line
;
1216 target
->c_cc
[TARGET_VINTR
] = host
->c_cc
[VINTR
];
1217 target
->c_cc
[TARGET_VQUIT
] = host
->c_cc
[VQUIT
];
1218 target
->c_cc
[TARGET_VERASE
] = host
->c_cc
[VERASE
];
1219 target
->c_cc
[TARGET_VKILL
] = host
->c_cc
[VKILL
];
1220 target
->c_cc
[TARGET_VEOF
] = host
->c_cc
[VEOF
];
1221 target
->c_cc
[TARGET_VTIME
] = host
->c_cc
[VTIME
];
1222 target
->c_cc
[TARGET_VMIN
] = host
->c_cc
[VMIN
];
1223 target
->c_cc
[TARGET_VSWTC
] = host
->c_cc
[VSWTC
];
1224 target
->c_cc
[TARGET_VSTART
] = host
->c_cc
[VSTART
];
1225 target
->c_cc
[TARGET_VSTOP
] = host
->c_cc
[VSTOP
];
1226 target
->c_cc
[TARGET_VSUSP
] = host
->c_cc
[VSUSP
];
1227 target
->c_cc
[TARGET_VEOL
] = host
->c_cc
[VEOL
];
1228 target
->c_cc
[TARGET_VREPRINT
] = host
->c_cc
[VREPRINT
];
1229 target
->c_cc
[TARGET_VDISCARD
] = host
->c_cc
[VDISCARD
];
1230 target
->c_cc
[TARGET_VWERASE
] = host
->c_cc
[VWERASE
];
1231 target
->c_cc
[TARGET_VLNEXT
] = host
->c_cc
[VLNEXT
];
1232 target
->c_cc
[TARGET_VEOL2
] = host
->c_cc
[VEOL2
];
1235 StructEntry struct_termios_def
= {
1236 .convert
= { host_to_target_termios
, target_to_host_termios
},
1237 .size
= { sizeof(struct target_termios
), sizeof(struct host_termios
) },
1238 .align
= { __alignof__(struct target_termios
), __alignof__(struct host_termios
) },
1241 static bitmask_transtbl mmap_flags_tbl
[] = {
1242 { TARGET_MAP_SHARED
, TARGET_MAP_SHARED
, MAP_SHARED
, MAP_SHARED
},
1243 { TARGET_MAP_PRIVATE
, TARGET_MAP_PRIVATE
, MAP_PRIVATE
, MAP_PRIVATE
},
1244 { TARGET_MAP_FIXED
, TARGET_MAP_FIXED
, MAP_FIXED
, MAP_FIXED
},
1245 { TARGET_MAP_ANONYMOUS
, TARGET_MAP_ANONYMOUS
, MAP_ANONYMOUS
, MAP_ANONYMOUS
},
1246 { TARGET_MAP_GROWSDOWN
, TARGET_MAP_GROWSDOWN
, MAP_GROWSDOWN
, MAP_GROWSDOWN
},
1247 { TARGET_MAP_DENYWRITE
, TARGET_MAP_DENYWRITE
, MAP_DENYWRITE
, MAP_DENYWRITE
},
1248 { TARGET_MAP_EXECUTABLE
, TARGET_MAP_EXECUTABLE
, MAP_EXECUTABLE
, MAP_EXECUTABLE
},
1249 { TARGET_MAP_LOCKED
, TARGET_MAP_LOCKED
, MAP_LOCKED
, MAP_LOCKED
},
1253 static bitmask_transtbl fcntl_flags_tbl
[] = {
1254 { TARGET_O_ACCMODE
, TARGET_O_WRONLY
, O_ACCMODE
, O_WRONLY
, },
1255 { TARGET_O_ACCMODE
, TARGET_O_RDWR
, O_ACCMODE
, O_RDWR
, },
1256 { TARGET_O_CREAT
, TARGET_O_CREAT
, O_CREAT
, O_CREAT
, },
1257 { TARGET_O_EXCL
, TARGET_O_EXCL
, O_EXCL
, O_EXCL
, },
1258 { TARGET_O_NOCTTY
, TARGET_O_NOCTTY
, O_NOCTTY
, O_NOCTTY
, },
1259 { TARGET_O_TRUNC
, TARGET_O_TRUNC
, O_TRUNC
, O_TRUNC
, },
1260 { TARGET_O_APPEND
, TARGET_O_APPEND
, O_APPEND
, O_APPEND
, },
1261 { TARGET_O_NONBLOCK
, TARGET_O_NONBLOCK
, O_NONBLOCK
, O_NONBLOCK
, },
1262 { TARGET_O_SYNC
, TARGET_O_SYNC
, O_SYNC
, O_SYNC
, },
1263 { TARGET_FASYNC
, TARGET_FASYNC
, FASYNC
, FASYNC
, },
1264 { TARGET_O_DIRECTORY
, TARGET_O_DIRECTORY
, O_DIRECTORY
, O_DIRECTORY
, },
1265 { TARGET_O_NOFOLLOW
, TARGET_O_NOFOLLOW
, O_NOFOLLOW
, O_NOFOLLOW
, },
1266 { TARGET_O_LARGEFILE
, TARGET_O_LARGEFILE
, O_LARGEFILE
, O_LARGEFILE
, },
1267 #if defined(O_DIRECT)
1268 { TARGET_O_DIRECT
, TARGET_O_DIRECT
, O_DIRECT
, O_DIRECT
, },
1273 #if defined(TARGET_I386)
1275 /* NOTE: there is really one LDT for all the threads */
1278 static int read_ldt(void *ptr
, unsigned long bytecount
)
1284 size
= TARGET_LDT_ENTRIES
* TARGET_LDT_ENTRY_SIZE
;
1285 if (size
> bytecount
)
1287 memcpy(ptr
, ldt_table
, size
);
1291 /* XXX: add locking support */
1292 static int write_ldt(CPUX86State
*env
,
1293 void *ptr
, unsigned long bytecount
, int oldmode
)
1295 struct target_modify_ldt_ldt_s ldt_info
;
1296 int seg_32bit
, contents
, read_exec_only
, limit_in_pages
;
1297 int seg_not_present
, useable
;
1298 uint32_t *lp
, entry_1
, entry_2
;
1300 if (bytecount
!= sizeof(ldt_info
))
1302 memcpy(&ldt_info
, ptr
, sizeof(ldt_info
));
1303 tswap32s(&ldt_info
.entry_number
);
1304 tswapls((long *)&ldt_info
.base_addr
);
1305 tswap32s(&ldt_info
.limit
);
1306 tswap32s(&ldt_info
.flags
);
1308 if (ldt_info
.entry_number
>= TARGET_LDT_ENTRIES
)
1310 seg_32bit
= ldt_info
.flags
& 1;
1311 contents
= (ldt_info
.flags
>> 1) & 3;
1312 read_exec_only
= (ldt_info
.flags
>> 3) & 1;
1313 limit_in_pages
= (ldt_info
.flags
>> 4) & 1;
1314 seg_not_present
= (ldt_info
.flags
>> 5) & 1;
1315 useable
= (ldt_info
.flags
>> 6) & 1;
1317 if (contents
== 3) {
1320 if (seg_not_present
== 0)
1323 /* allocate the LDT */
1325 ldt_table
= malloc(TARGET_LDT_ENTRIES
* TARGET_LDT_ENTRY_SIZE
);
1328 memset(ldt_table
, 0, TARGET_LDT_ENTRIES
* TARGET_LDT_ENTRY_SIZE
);
1329 env
->ldt
.base
= ldt_table
;
1330 env
->ldt
.limit
= 0xffff;
1333 /* NOTE: same code as Linux kernel */
1334 /* Allow LDTs to be cleared by the user. */
1335 if (ldt_info
.base_addr
== 0 && ldt_info
.limit
== 0) {
1338 read_exec_only
== 1 &&
1340 limit_in_pages
== 0 &&
1341 seg_not_present
== 1 &&
1349 entry_1
= ((ldt_info
.base_addr
& 0x0000ffff) << 16) |
1350 (ldt_info
.limit
& 0x0ffff);
1351 entry_2
= (ldt_info
.base_addr
& 0xff000000) |
1352 ((ldt_info
.base_addr
& 0x00ff0000) >> 16) |
1353 (ldt_info
.limit
& 0xf0000) |
1354 ((read_exec_only
^ 1) << 9) |
1356 ((seg_not_present
^ 1) << 15) |
1358 (limit_in_pages
<< 23) |
1361 entry_2
|= (useable
<< 20);
1363 /* Install the new entry ... */
1365 lp
= (uint32_t *)(ldt_table
+ (ldt_info
.entry_number
<< 3));
1366 lp
[0] = tswap32(entry_1
);
1367 lp
[1] = tswap32(entry_2
);
1371 /* specific and weird i386 syscalls */
1372 int do_modify_ldt(CPUX86State
*env
, int func
, void *ptr
, unsigned long bytecount
)
1378 ret
= read_ldt(ptr
, bytecount
);
1381 ret
= write_ldt(env
, ptr
, bytecount
, 1);
1384 ret
= write_ldt(env
, ptr
, bytecount
, 0);
1390 #endif /* defined(TARGET_I386) */
1392 /* this stack is the equivalent of the kernel stack associated with a
1394 #define NEW_STACK_SIZE 8192
1396 static int clone_func(void *arg
)
1398 CPUState
*env
= arg
;
1404 int do_fork(CPUState
*env
, unsigned int flags
, unsigned long newsp
)
1411 if (flags
& CLONE_VM
) {
1412 ts
= malloc(sizeof(TaskState
) + NEW_STACK_SIZE
);
1413 memset(ts
, 0, sizeof(TaskState
));
1414 new_stack
= ts
->stack
;
1416 /* add in task state list */
1417 ts
->next
= first_task_state
;
1418 first_task_state
= ts
;
1419 /* we create a new CPU instance. */
1420 new_env
= cpu_init();
1421 memcpy(new_env
, env
, sizeof(CPUState
));
1422 #if defined(TARGET_I386)
1424 newsp
= env
->regs
[R_ESP
];
1425 new_env
->regs
[R_ESP
] = newsp
;
1426 new_env
->regs
[R_EAX
] = 0;
1427 #elif defined(TARGET_ARM)
1429 newsp
= env
->regs
[13];
1430 new_env
->regs
[13] = newsp
;
1431 new_env
->regs
[0] = 0;
1432 #elif defined(TARGET_SPARC)
1433 printf ("HELPME: %s:%d\n", __FILE__
, __LINE__
);
1434 #elif defined(TARGET_PPC)
1436 newsp
= env
->gpr
[1];
1437 new_env
->gpr
[1] = newsp
;
1440 for (i
= 7; i
< 32; i
++)
1441 new_env
->gpr
[i
] = 0;
1444 #error unsupported target CPU
1446 new_env
->opaque
= ts
;
1448 ret
= clone2(clone_func
, new_stack
+ NEW_STACK_SIZE
, flags
, new_env
);
1450 ret
= clone(clone_func
, new_stack
+ NEW_STACK_SIZE
, flags
, new_env
);
1453 /* if no CLONE_VM, we consider it is a fork */
1454 if ((flags
& ~CSIGNAL
) != 0)
1461 static long do_fcntl(int fd
, int cmd
, unsigned long arg
)
1464 struct target_flock
*target_fl
= (void *)arg
;
1468 case TARGET_F_GETLK
:
1469 ret
= fcntl(fd
, cmd
, &fl
);
1471 target_fl
->l_type
= tswap16(fl
.l_type
);
1472 target_fl
->l_whence
= tswap16(fl
.l_whence
);
1473 target_fl
->l_start
= tswapl(fl
.l_start
);
1474 target_fl
->l_len
= tswapl(fl
.l_len
);
1475 target_fl
->l_pid
= tswapl(fl
.l_pid
);
1479 case TARGET_F_SETLK
:
1480 case TARGET_F_SETLKW
:
1481 fl
.l_type
= tswap16(target_fl
->l_type
);
1482 fl
.l_whence
= tswap16(target_fl
->l_whence
);
1483 fl
.l_start
= tswapl(target_fl
->l_start
);
1484 fl
.l_len
= tswapl(target_fl
->l_len
);
1485 fl
.l_pid
= tswapl(target_fl
->l_pid
);
1486 ret
= fcntl(fd
, cmd
, &fl
);
1489 case TARGET_F_GETLK64
:
1490 case TARGET_F_SETLK64
:
1491 case TARGET_F_SETLKW64
:
1497 ret
= fcntl(fd
, cmd
, arg
);
1498 ret
= host_to_target_bitmask(ret
, fcntl_flags_tbl
);
1502 ret
= fcntl(fd
, cmd
, target_to_host_bitmask(arg
, fcntl_flags_tbl
));
1506 ret
= fcntl(fd
, cmd
, arg
);
1514 static inline int high2lowuid(int uid
)
1522 static inline int high2lowgid(int gid
)
1530 static inline int low2highuid(int uid
)
1532 if ((int16_t)uid
== -1)
1538 static inline int low2highgid(int gid
)
1540 if ((int16_t)gid
== -1)
1546 #endif /* USE_UID16 */
1548 void syscall_init(void)
1551 const argtype
*arg_type
;
1554 #define STRUCT(name, list...) thunk_register_struct(STRUCT_ ## name, #name, struct_ ## name ## _def);
1555 #define STRUCT_SPECIAL(name) thunk_register_struct_direct(STRUCT_ ## name, #name, &struct_ ## name ## _def);
1556 #include "syscall_types.h"
1558 #undef STRUCT_SPECIAL
1560 /* we patch the ioctl size if necessary. We rely on the fact that
1561 no ioctl has all the bits at '1' in the size field */
1563 while (ie
->target_cmd
!= 0) {
1564 if (((ie
->target_cmd
>> TARGET_IOC_SIZESHIFT
) & TARGET_IOC_SIZEMASK
) ==
1565 TARGET_IOC_SIZEMASK
) {
1566 arg_type
= ie
->arg_type
;
1567 if (arg_type
[0] != TYPE_PTR
) {
1568 fprintf(stderr
, "cannot patch size for ioctl 0x%x\n",
1573 size
= thunk_type_size(arg_type
, 0);
1574 ie
->target_cmd
= (ie
->target_cmd
&
1575 ~(TARGET_IOC_SIZEMASK
<< TARGET_IOC_SIZESHIFT
)) |
1576 (size
<< TARGET_IOC_SIZESHIFT
);
1578 /* automatic consistency check if same arch */
1579 #if defined(__i386__) && defined(TARGET_I386)
1580 if (ie
->target_cmd
!= ie
->host_cmd
) {
1581 fprintf(stderr
, "ERROR: ioctl: target=0x%x host=0x%x\n",
1582 ie
->target_cmd
, ie
->host_cmd
);
1589 long do_syscall(void *cpu_env
, int num
, long arg1
, long arg2
, long arg3
,
1590 long arg4
, long arg5
, long arg6
)
1594 struct kernel_statfs
*stfs
;
1597 gemu_log("syscall %d", num
);
1600 case TARGET_NR_exit
:
1604 /* XXX: should free thread stack and CPU env */
1606 ret
= 0; /* avoid warning */
1608 case TARGET_NR_read
:
1609 page_unprotect_range((void *)arg2
, arg3
);
1610 ret
= get_errno(read(arg1
, (void *)arg2
, arg3
));
1612 case TARGET_NR_write
:
1613 ret
= get_errno(write(arg1
, (void *)arg2
, arg3
));
1615 case TARGET_NR_open
:
1616 ret
= get_errno(open(path((const char *)arg1
),
1617 target_to_host_bitmask(arg2
, fcntl_flags_tbl
),
1620 case TARGET_NR_close
:
1621 ret
= get_errno(close(arg1
));
1624 ret
= do_brk((char *)arg1
);
1626 case TARGET_NR_fork
:
1627 ret
= get_errno(do_fork(cpu_env
, SIGCHLD
, 0));
1629 case TARGET_NR_waitpid
:
1631 int *status
= (int *)arg2
;
1632 ret
= get_errno(waitpid(arg1
, status
, arg3
));
1633 if (!is_error(ret
) && status
)
1634 tswapls((long *)&status
);
1637 case TARGET_NR_creat
:
1638 ret
= get_errno(creat((const char *)arg1
, arg2
));
1640 case TARGET_NR_link
:
1641 ret
= get_errno(link((const char *)arg1
, (const char *)arg2
));
1643 case TARGET_NR_unlink
:
1644 ret
= get_errno(unlink((const char *)arg1
));
1646 case TARGET_NR_execve
:
1648 char **argp
, **envp
;
1654 for (p
= (void *)arg2
; *p
; p
++)
1657 for (p
= (void *)arg3
; *p
; p
++)
1660 argp
= alloca((argc
+ 1) * sizeof(void *));
1661 envp
= alloca((envc
+ 1) * sizeof(void *));
1663 for (p
= (void *)arg2
, q
= argp
; *p
; p
++, q
++)
1664 *q
= (void *)tswap32(*p
);
1667 for (p
= (void *)arg3
, q
= envp
; *p
; p
++, q
++)
1668 *q
= (void *)tswap32(*p
);
1671 ret
= get_errno(execve((const char *)arg1
, argp
, envp
));
1674 case TARGET_NR_chdir
:
1675 ret
= get_errno(chdir((const char *)arg1
));
1677 case TARGET_NR_time
:
1679 int *time_ptr
= (int *)arg1
;
1680 ret
= get_errno(time((time_t *)time_ptr
));
1681 if (!is_error(ret
) && time_ptr
)
1685 case TARGET_NR_mknod
:
1686 ret
= get_errno(mknod((const char *)arg1
, arg2
, arg3
));
1688 case TARGET_NR_chmod
:
1689 ret
= get_errno(chmod((const char *)arg1
, arg2
));
1691 #ifdef TARGET_NR_break
1692 case TARGET_NR_break
:
1695 #ifdef TARGET_NR_oldstat
1696 case TARGET_NR_oldstat
:
1699 case TARGET_NR_lseek
:
1700 ret
= get_errno(lseek(arg1
, arg2
, arg3
));
1702 case TARGET_NR_getpid
:
1703 ret
= get_errno(getpid());
1705 case TARGET_NR_mount
:
1706 /* need to look at the data field */
1708 case TARGET_NR_umount
:
1709 ret
= get_errno(umount((const char *)arg1
));
1711 case TARGET_NR_stime
:
1713 int *time_ptr
= (int *)arg1
;
1716 ret
= get_errno(stime((time_t *)time_ptr
));
1719 case TARGET_NR_ptrace
:
1721 case TARGET_NR_alarm
:
1724 #ifdef TARGET_NR_oldfstat
1725 case TARGET_NR_oldfstat
:
1728 case TARGET_NR_pause
:
1729 ret
= get_errno(pause());
1731 case TARGET_NR_utime
:
1733 struct utimbuf tbuf
, *tbuf1
;
1734 struct target_utimbuf
*target_tbuf
= (void *)arg2
;
1736 get_user(tbuf
.actime
, &target_tbuf
->actime
);
1737 get_user(tbuf
.modtime
, &target_tbuf
->modtime
);
1742 ret
= get_errno(utime((const char *)arg1
, tbuf1
));
1745 #ifdef TARGET_NR_stty
1746 case TARGET_NR_stty
:
1749 #ifdef TARGET_NR_gtty
1750 case TARGET_NR_gtty
:
1753 case TARGET_NR_access
:
1754 ret
= get_errno(access((const char *)arg1
, arg2
));
1756 case TARGET_NR_nice
:
1757 ret
= get_errno(nice(arg1
));
1759 #ifdef TARGET_NR_ftime
1760 case TARGET_NR_ftime
:
1763 case TARGET_NR_sync
:
1767 case TARGET_NR_kill
:
1768 ret
= get_errno(kill(arg1
, arg2
));
1770 case TARGET_NR_rename
:
1771 ret
= get_errno(rename((const char *)arg1
, (const char *)arg2
));
1773 case TARGET_NR_mkdir
:
1774 ret
= get_errno(mkdir((const char *)arg1
, arg2
));
1776 case TARGET_NR_rmdir
:
1777 ret
= get_errno(rmdir((const char *)arg1
));
1780 ret
= get_errno(dup(arg1
));
1782 case TARGET_NR_pipe
:
1784 int *pipe_ptr
= (int *)arg1
;
1785 ret
= get_errno(pipe(pipe_ptr
));
1786 if (!is_error(ret
)) {
1787 tswap32s(&pipe_ptr
[0]);
1788 tswap32s(&pipe_ptr
[1]);
1792 case TARGET_NR_times
:
1794 struct target_tms
*tmsp
= (void *)arg1
;
1796 ret
= get_errno(times(&tms
));
1798 tmsp
->tms_utime
= tswapl(host_to_target_clock_t(tms
.tms_utime
));
1799 tmsp
->tms_stime
= tswapl(host_to_target_clock_t(tms
.tms_stime
));
1800 tmsp
->tms_cutime
= tswapl(host_to_target_clock_t(tms
.tms_cutime
));
1801 tmsp
->tms_cstime
= tswapl(host_to_target_clock_t(tms
.tms_cstime
));
1804 ret
= host_to_target_clock_t(ret
);
1807 #ifdef TARGET_NR_prof
1808 case TARGET_NR_prof
:
1811 case TARGET_NR_signal
:
1814 case TARGET_NR_acct
:
1816 case TARGET_NR_umount2
:
1817 ret
= get_errno(umount2((const char *)arg1
, arg2
));
1819 #ifdef TARGET_NR_lock
1820 case TARGET_NR_lock
:
1823 case TARGET_NR_ioctl
:
1824 ret
= do_ioctl(arg1
, arg2
, arg3
);
1826 case TARGET_NR_fcntl
:
1827 ret
= get_errno(do_fcntl(arg1
, arg2
, arg3
));
1829 #ifdef TARGET_NR_mpx
1833 case TARGET_NR_setpgid
:
1834 ret
= get_errno(setpgid(arg1
, arg2
));
1836 #ifdef TARGET_NR_ulimit
1837 case TARGET_NR_ulimit
:
1840 #ifdef TARGET_NR_oldolduname
1841 case TARGET_NR_oldolduname
:
1844 case TARGET_NR_umask
:
1845 ret
= get_errno(umask(arg1
));
1847 case TARGET_NR_chroot
:
1848 ret
= get_errno(chroot((const char *)arg1
));
1850 case TARGET_NR_ustat
:
1852 case TARGET_NR_dup2
:
1853 ret
= get_errno(dup2(arg1
, arg2
));
1855 case TARGET_NR_getppid
:
1856 ret
= get_errno(getppid());
1858 case TARGET_NR_getpgrp
:
1859 ret
= get_errno(getpgrp());
1861 case TARGET_NR_setsid
:
1862 ret
= get_errno(setsid());
1864 case TARGET_NR_sigaction
:
1866 struct target_old_sigaction
*old_act
= (void *)arg2
;
1867 struct target_old_sigaction
*old_oact
= (void *)arg3
;
1868 struct target_sigaction act
, oact
, *pact
;
1870 act
._sa_handler
= old_act
->_sa_handler
;
1871 target_siginitset(&act
.sa_mask
, old_act
->sa_mask
);
1872 act
.sa_flags
= old_act
->sa_flags
;
1873 act
.sa_restorer
= old_act
->sa_restorer
;
1878 ret
= get_errno(do_sigaction(arg1
, pact
, &oact
));
1879 if (!is_error(ret
) && old_oact
) {
1880 old_oact
->_sa_handler
= oact
._sa_handler
;
1881 old_oact
->sa_mask
= oact
.sa_mask
.sig
[0];
1882 old_oact
->sa_flags
= oact
.sa_flags
;
1883 old_oact
->sa_restorer
= oact
.sa_restorer
;
1887 case TARGET_NR_rt_sigaction
:
1888 ret
= get_errno(do_sigaction(arg1
, (void *)arg2
, (void *)arg3
));
1890 case TARGET_NR_sgetmask
:
1893 target_ulong target_set
;
1894 sigprocmask(0, NULL
, &cur_set
);
1895 host_to_target_old_sigset(&target_set
, &cur_set
);
1899 case TARGET_NR_ssetmask
:
1901 sigset_t set
, oset
, cur_set
;
1902 target_ulong target_set
= arg1
;
1903 sigprocmask(0, NULL
, &cur_set
);
1904 target_to_host_old_sigset(&set
, &target_set
);
1905 sigorset(&set
, &set
, &cur_set
);
1906 sigprocmask(SIG_SETMASK
, &set
, &oset
);
1907 host_to_target_old_sigset(&target_set
, &oset
);
1911 case TARGET_NR_sigprocmask
:
1914 sigset_t set
, oldset
, *set_ptr
;
1915 target_ulong
*pset
= (void *)arg2
, *poldset
= (void *)arg3
;
1919 case TARGET_SIG_BLOCK
:
1922 case TARGET_SIG_UNBLOCK
:
1925 case TARGET_SIG_SETMASK
:
1932 target_to_host_old_sigset(&set
, pset
);
1938 ret
= get_errno(sigprocmask(arg1
, set_ptr
, &oldset
));
1939 if (!is_error(ret
) && poldset
) {
1940 host_to_target_old_sigset(poldset
, &oldset
);
1944 case TARGET_NR_rt_sigprocmask
:
1947 sigset_t set
, oldset
, *set_ptr
;
1948 target_sigset_t
*pset
= (void *)arg2
;
1949 target_sigset_t
*poldset
= (void *)arg3
;
1953 case TARGET_SIG_BLOCK
:
1956 case TARGET_SIG_UNBLOCK
:
1959 case TARGET_SIG_SETMASK
:
1966 target_to_host_sigset(&set
, pset
);
1972 ret
= get_errno(sigprocmask(how
, set_ptr
, &oldset
));
1973 if (!is_error(ret
) && poldset
) {
1974 host_to_target_sigset(poldset
, &oldset
);
1978 case TARGET_NR_sigpending
:
1981 ret
= get_errno(sigpending(&set
));
1982 if (!is_error(ret
)) {
1983 host_to_target_old_sigset((target_ulong
*)arg1
, &set
);
1987 case TARGET_NR_rt_sigpending
:
1990 ret
= get_errno(sigpending(&set
));
1991 if (!is_error(ret
)) {
1992 host_to_target_sigset((target_sigset_t
*)arg1
, &set
);
1996 case TARGET_NR_sigsuspend
:
1999 target_to_host_old_sigset(&set
, (target_ulong
*)arg1
);
2000 ret
= get_errno(sigsuspend(&set
));
2003 case TARGET_NR_rt_sigsuspend
:
2006 target_to_host_sigset(&set
, (target_sigset_t
*)arg1
);
2007 ret
= get_errno(sigsuspend(&set
));
2010 case TARGET_NR_rt_sigtimedwait
:
2012 target_sigset_t
*target_set
= (void *)arg1
;
2013 target_siginfo_t
*target_uinfo
= (void *)arg2
;
2014 struct target_timespec
*target_uts
= (void *)arg3
;
2016 struct timespec uts
, *puts
;
2019 target_to_host_sigset(&set
, target_set
);
2022 puts
->tv_sec
= tswapl(target_uts
->tv_sec
);
2023 puts
->tv_nsec
= tswapl(target_uts
->tv_nsec
);
2027 ret
= get_errno(sigtimedwait(&set
, &uinfo
, puts
));
2028 if (!is_error(ret
) && target_uinfo
) {
2029 host_to_target_siginfo(target_uinfo
, &uinfo
);
2033 case TARGET_NR_rt_sigqueueinfo
:
2036 target_to_host_siginfo(&uinfo
, (target_siginfo_t
*)arg3
);
2037 ret
= get_errno(sys_rt_sigqueueinfo(arg1
, arg2
, &uinfo
));
2040 case TARGET_NR_sigreturn
:
2041 /* NOTE: ret is eax, so not transcoding must be done */
2042 ret
= do_sigreturn(cpu_env
);
2044 case TARGET_NR_rt_sigreturn
:
2045 /* NOTE: ret is eax, so not transcoding must be done */
2046 ret
= do_rt_sigreturn(cpu_env
);
2048 case TARGET_NR_sethostname
:
2049 ret
= get_errno(sethostname((const char *)arg1
, arg2
));
2051 case TARGET_NR_setrlimit
:
2053 /* XXX: convert resource ? */
2054 int resource
= arg1
;
2055 struct target_rlimit
*target_rlim
= (void *)arg2
;
2057 rlim
.rlim_cur
= tswapl(target_rlim
->rlim_cur
);
2058 rlim
.rlim_max
= tswapl(target_rlim
->rlim_max
);
2059 ret
= get_errno(setrlimit(resource
, &rlim
));
2062 case TARGET_NR_getrlimit
:
2064 /* XXX: convert resource ? */
2065 int resource
= arg1
;
2066 struct target_rlimit
*target_rlim
= (void *)arg2
;
2069 ret
= get_errno(getrlimit(resource
, &rlim
));
2070 if (!is_error(ret
)) {
2071 target_rlim
->rlim_cur
= tswapl(rlim
.rlim_cur
);
2072 target_rlim
->rlim_max
= tswapl(rlim
.rlim_max
);
2076 case TARGET_NR_getrusage
:
2078 struct rusage rusage
;
2079 struct target_rusage
*target_rusage
= (void *)arg2
;
2080 ret
= get_errno(getrusage(arg1
, &rusage
));
2081 if (!is_error(ret
)) {
2082 host_to_target_rusage(target_rusage
, &rusage
);
2086 case TARGET_NR_gettimeofday
:
2088 struct target_timeval
*target_tv
= (void *)arg1
;
2090 ret
= get_errno(gettimeofday(&tv
, NULL
));
2091 if (!is_error(ret
)) {
2092 host_to_target_timeval(target_tv
, &tv
);
2096 case TARGET_NR_settimeofday
:
2098 struct target_timeval
*target_tv
= (void *)arg1
;
2100 target_to_host_timeval(&tv
, target_tv
);
2101 ret
= get_errno(settimeofday(&tv
, NULL
));
2104 case TARGET_NR_select
:
2106 struct target_sel_arg_struct
*sel
= (void *)arg1
;
2107 sel
->n
= tswapl(sel
->n
);
2108 sel
->inp
= tswapl(sel
->inp
);
2109 sel
->outp
= tswapl(sel
->outp
);
2110 sel
->exp
= tswapl(sel
->exp
);
2111 sel
->tvp
= tswapl(sel
->tvp
);
2112 ret
= do_select(sel
->n
, (void *)sel
->inp
, (void *)sel
->outp
,
2113 (void *)sel
->exp
, (void *)sel
->tvp
);
2116 case TARGET_NR_symlink
:
2117 ret
= get_errno(symlink((const char *)arg1
, (const char *)arg2
));
2119 #ifdef TARGET_NR_oldlstat
2120 case TARGET_NR_oldlstat
:
2123 case TARGET_NR_readlink
:
2124 ret
= get_errno(readlink(path((const char *)arg1
), (char *)arg2
, arg3
));
2126 case TARGET_NR_uselib
:
2128 case TARGET_NR_swapon
:
2129 ret
= get_errno(swapon((const char *)arg1
, arg2
));
2131 case TARGET_NR_reboot
:
2133 case TARGET_NR_readdir
:
2135 case TARGET_NR_mmap
:
2136 #if defined(TARGET_I386) || defined(TARGET_ARM)
2138 uint32_t v1
, v2
, v3
, v4
, v5
, v6
, *vptr
;
2139 vptr
= (uint32_t *)arg1
;
2140 v1
= tswap32(vptr
[0]);
2141 v2
= tswap32(vptr
[1]);
2142 v3
= tswap32(vptr
[2]);
2143 v4
= tswap32(vptr
[3]);
2144 v5
= tswap32(vptr
[4]);
2145 v6
= tswap32(vptr
[5]);
2146 ret
= get_errno(target_mmap(v1
, v2
, v3
,
2147 target_to_host_bitmask(v4
, mmap_flags_tbl
),
2151 ret
= get_errno(target_mmap(arg1
, arg2
, arg3
,
2152 target_to_host_bitmask(arg4
, mmap_flags_tbl
),
2157 case TARGET_NR_mmap2
:
2158 #if defined(TARGET_SPARC)
2159 #define MMAP_SHIFT 12
2161 #define MMAP_SHIFT TARGET_PAGE_BITS
2163 ret
= get_errno(target_mmap(arg1
, arg2
, arg3
,
2164 target_to_host_bitmask(arg4
, mmap_flags_tbl
),
2166 arg6
<< MMAP_SHIFT
));
2168 case TARGET_NR_munmap
:
2169 ret
= get_errno(target_munmap(arg1
, arg2
));
2171 case TARGET_NR_mprotect
:
2172 ret
= get_errno(target_mprotect(arg1
, arg2
, arg3
));
2174 case TARGET_NR_mremap
:
2175 ret
= get_errno(target_mremap(arg1
, arg2
, arg3
, arg4
, arg5
));
2177 case TARGET_NR_msync
:
2178 ret
= get_errno(msync((void *)arg1
, arg2
, arg3
));
2180 case TARGET_NR_mlock
:
2181 ret
= get_errno(mlock((void *)arg1
, arg2
));
2183 case TARGET_NR_munlock
:
2184 ret
= get_errno(munlock((void *)arg1
, arg2
));
2186 case TARGET_NR_mlockall
:
2187 ret
= get_errno(mlockall(arg1
));
2189 case TARGET_NR_munlockall
:
2190 ret
= get_errno(munlockall());
2192 case TARGET_NR_truncate
:
2193 ret
= get_errno(truncate((const char *)arg1
, arg2
));
2195 case TARGET_NR_ftruncate
:
2196 ret
= get_errno(ftruncate(arg1
, arg2
));
2198 case TARGET_NR_fchmod
:
2199 ret
= get_errno(fchmod(arg1
, arg2
));
2201 case TARGET_NR_getpriority
:
2202 ret
= get_errno(getpriority(arg1
, arg2
));
2204 case TARGET_NR_setpriority
:
2205 ret
= get_errno(setpriority(arg1
, arg2
, arg3
));
2207 #ifdef TARGET_NR_profil
2208 case TARGET_NR_profil
:
2211 case TARGET_NR_statfs
:
2212 stfs
= (void *)arg2
;
2213 ret
= get_errno(sys_statfs(path((const char *)arg1
), stfs
));
2215 if (!is_error(ret
)) {
2216 tswap32s(&stfs
->f_type
);
2217 tswap32s(&stfs
->f_bsize
);
2218 tswap32s(&stfs
->f_blocks
);
2219 tswap32s(&stfs
->f_bfree
);
2220 tswap32s(&stfs
->f_bavail
);
2221 tswap32s(&stfs
->f_files
);
2222 tswap32s(&stfs
->f_ffree
);
2223 tswap32s(&stfs
->f_fsid
.val
[0]);
2224 tswap32s(&stfs
->f_fsid
.val
[1]);
2225 tswap32s(&stfs
->f_namelen
);
2228 case TARGET_NR_fstatfs
:
2229 stfs
= (void *)arg2
;
2230 ret
= get_errno(sys_fstatfs(arg1
, stfs
));
2231 goto convert_statfs
;
2232 #ifdef TARGET_NR_ioperm
2233 case TARGET_NR_ioperm
:
2236 case TARGET_NR_socketcall
:
2237 ret
= do_socketcall(arg1
, (int32_t *)arg2
);
2239 case TARGET_NR_syslog
:
2241 case TARGET_NR_setitimer
:
2243 struct target_itimerval
*target_value
= (void *)arg2
;
2244 struct target_itimerval
*target_ovalue
= (void *)arg3
;
2245 struct itimerval value
, ovalue
, *pvalue
;
2249 target_to_host_timeval(&pvalue
->it_interval
,
2250 &target_value
->it_interval
);
2251 target_to_host_timeval(&pvalue
->it_value
,
2252 &target_value
->it_value
);
2256 ret
= get_errno(setitimer(arg1
, pvalue
, &ovalue
));
2257 if (!is_error(ret
) && target_ovalue
) {
2258 host_to_target_timeval(&target_ovalue
->it_interval
,
2259 &ovalue
.it_interval
);
2260 host_to_target_timeval(&target_ovalue
->it_value
,
2265 case TARGET_NR_getitimer
:
2267 struct target_itimerval
*target_value
= (void *)arg2
;
2268 struct itimerval value
;
2270 ret
= get_errno(getitimer(arg1
, &value
));
2271 if (!is_error(ret
) && target_value
) {
2272 host_to_target_timeval(&target_value
->it_interval
,
2273 &value
.it_interval
);
2274 host_to_target_timeval(&target_value
->it_value
,
2279 case TARGET_NR_stat
:
2280 ret
= get_errno(stat(path((const char *)arg1
), &st
));
2282 case TARGET_NR_lstat
:
2283 ret
= get_errno(lstat(path((const char *)arg1
), &st
));
2285 case TARGET_NR_fstat
:
2287 ret
= get_errno(fstat(arg1
, &st
));
2289 if (!is_error(ret
)) {
2290 struct target_stat
*target_st
= (void *)arg2
;
2291 target_st
->st_dev
= tswap16(st
.st_dev
);
2292 target_st
->st_ino
= tswapl(st
.st_ino
);
2293 #if defined(TARGET_PPC)
2294 target_st
->st_mode
= tswapl(st
.st_mode
); /* XXX: check this */
2295 target_st
->st_uid
= tswap32(st
.st_uid
);
2296 target_st
->st_gid
= tswap32(st
.st_gid
);
2298 target_st
->st_mode
= tswap16(st
.st_mode
);
2299 target_st
->st_uid
= tswap16(st
.st_uid
);
2300 target_st
->st_gid
= tswap16(st
.st_gid
);
2302 target_st
->st_nlink
= tswap16(st
.st_nlink
);
2303 target_st
->st_rdev
= tswap16(st
.st_rdev
);
2304 target_st
->st_size
= tswapl(st
.st_size
);
2305 target_st
->st_blksize
= tswapl(st
.st_blksize
);
2306 target_st
->st_blocks
= tswapl(st
.st_blocks
);
2307 target_st
->target_st_atime
= tswapl(st
.st_atime
);
2308 target_st
->target_st_mtime
= tswapl(st
.st_mtime
);
2309 target_st
->target_st_ctime
= tswapl(st
.st_ctime
);
2313 #ifdef TARGET_NR_olduname
2314 case TARGET_NR_olduname
:
2317 #ifdef TARGET_NR_iopl
2318 case TARGET_NR_iopl
:
2321 case TARGET_NR_vhangup
:
2322 ret
= get_errno(vhangup());
2324 #ifdef TARGET_NR_idle
2325 case TARGET_NR_idle
:
2328 case TARGET_NR_wait4
:
2331 target_long
*status_ptr
= (void *)arg2
;
2332 struct rusage rusage
, *rusage_ptr
;
2333 struct target_rusage
*target_rusage
= (void *)arg4
;
2335 rusage_ptr
= &rusage
;
2338 ret
= get_errno(wait4(arg1
, &status
, arg3
, rusage_ptr
));
2339 if (!is_error(ret
)) {
2341 *status_ptr
= tswap32(status
);
2342 if (target_rusage
) {
2343 host_to_target_rusage(target_rusage
, &rusage
);
2348 case TARGET_NR_swapoff
:
2349 ret
= get_errno(swapoff((const char *)arg1
));
2351 case TARGET_NR_sysinfo
:
2353 struct target_sysinfo
*target_value
= (void *)arg1
;
2354 struct sysinfo value
;
2355 ret
= get_errno(sysinfo(&value
));
2356 if (!is_error(ret
) && target_value
)
2358 __put_user(value
.uptime
, &target_value
->uptime
);
2359 __put_user(value
.loads
[0], &target_value
->loads
[0]);
2360 __put_user(value
.loads
[1], &target_value
->loads
[1]);
2361 __put_user(value
.loads
[2], &target_value
->loads
[2]);
2362 __put_user(value
.totalram
, &target_value
->totalram
);
2363 __put_user(value
.freeram
, &target_value
->freeram
);
2364 __put_user(value
.sharedram
, &target_value
->sharedram
);
2365 __put_user(value
.bufferram
, &target_value
->bufferram
);
2366 __put_user(value
.totalswap
, &target_value
->totalswap
);
2367 __put_user(value
.freeswap
, &target_value
->freeswap
);
2368 __put_user(value
.procs
, &target_value
->procs
);
2369 __put_user(value
.totalhigh
, &target_value
->totalhigh
);
2370 __put_user(value
.freehigh
, &target_value
->freehigh
);
2371 __put_user(value
.mem_unit
, &target_value
->mem_unit
);
2376 ret
= do_ipc(arg1
, arg2
, arg3
, arg4
, arg5
, arg6
);
2378 case TARGET_NR_fsync
:
2379 ret
= get_errno(fsync(arg1
));
2381 case TARGET_NR_clone
:
2382 ret
= get_errno(do_fork(cpu_env
, arg1
, arg2
));
2384 #ifdef __NR_exit_group
2385 /* new thread calls */
2386 case TARGET_NR_exit_group
:
2387 ret
= get_errno(exit_group(arg1
));
2390 case TARGET_NR_setdomainname
:
2391 ret
= get_errno(setdomainname((const char *)arg1
, arg2
));
2393 case TARGET_NR_uname
:
2394 /* no need to transcode because we use the linux syscall */
2395 ret
= get_errno(sys_uname((struct new_utsname
*)arg1
));
2398 case TARGET_NR_modify_ldt
:
2399 ret
= get_errno(do_modify_ldt(cpu_env
, arg1
, (void *)arg2
, arg3
));
2401 case TARGET_NR_vm86old
:
2403 case TARGET_NR_vm86
:
2404 ret
= do_vm86(cpu_env
, arg1
, (void *)arg2
);
2407 case TARGET_NR_adjtimex
:
2409 case TARGET_NR_create_module
:
2410 case TARGET_NR_init_module
:
2411 case TARGET_NR_delete_module
:
2412 case TARGET_NR_get_kernel_syms
:
2414 case TARGET_NR_quotactl
:
2416 case TARGET_NR_getpgid
:
2417 ret
= get_errno(getpgid(arg1
));
2419 case TARGET_NR_fchdir
:
2420 ret
= get_errno(fchdir(arg1
));
2422 case TARGET_NR_bdflush
:
2424 case TARGET_NR_sysfs
:
2426 case TARGET_NR_personality
:
2427 ret
= get_errno(personality(arg1
));
2429 case TARGET_NR_afs_syscall
:
2431 case TARGET_NR__llseek
:
2433 #if defined (__x86_64__)
2434 ret
= get_errno(lseek(arg1
, ((uint64_t )arg2
<< 32) | arg3
, arg5
));
2435 *(int64_t *)arg4
= ret
;
2438 ret
= get_errno(_llseek(arg1
, arg2
, arg3
, &res
, arg5
));
2439 *(int64_t *)arg4
= tswap64(res
);
2443 case TARGET_NR_getdents
:
2444 #if TARGET_LONG_SIZE != 4
2445 #error not supported
2446 #elif TARGET_LONG_SIZE == 4 && HOST_LONG_SIZE == 8
2448 struct target_dirent
*target_dirp
= (void *)arg2
;
2449 struct dirent
*dirp
;
2452 dirp
= malloc(count
);
2456 ret
= get_errno(sys_getdents(arg1
, dirp
, count
));
2457 if (!is_error(ret
)) {
2459 struct target_dirent
*tde
;
2461 int reclen
, treclen
;
2462 int count1
, tnamelen
;
2468 reclen
= de
->d_reclen
;
2469 treclen
= reclen
- (2 * (sizeof(long) - sizeof(target_long
)));
2470 tde
->d_reclen
= tswap16(treclen
);
2471 tde
->d_ino
= tswapl(de
->d_ino
);
2472 tde
->d_off
= tswapl(de
->d_off
);
2473 tnamelen
= treclen
- (2 * sizeof(target_long
) + 2);
2476 strncpy(tde
->d_name
, de
->d_name
, tnamelen
);
2477 de
= (struct dirent
*)((char *)de
+ reclen
);
2479 tde
= (struct dirent
*)((char *)tde
+ treclen
);
2488 struct dirent
*dirp
= (void *)arg2
;
2491 ret
= get_errno(sys_getdents(arg1
, dirp
, count
));
2492 if (!is_error(ret
)) {
2498 reclen
= de
->d_reclen
;
2501 de
->d_reclen
= tswap16(reclen
);
2502 tswapls(&de
->d_ino
);
2503 tswapls(&de
->d_off
);
2504 de
= (struct dirent
*)((char *)de
+ reclen
);
2511 #ifdef TARGET_NR_getdents64
2512 case TARGET_NR_getdents64
:
2514 struct dirent64
*dirp
= (void *)arg2
;
2516 ret
= get_errno(sys_getdents64(arg1
, dirp
, count
));
2517 if (!is_error(ret
)) {
2518 struct dirent64
*de
;
2523 reclen
= de
->d_reclen
;
2526 de
->d_reclen
= tswap16(reclen
);
2527 tswap64s(&de
->d_ino
);
2528 tswap64s(&de
->d_off
);
2529 de
= (struct dirent64
*)((char *)de
+ reclen
);
2535 #endif /* TARGET_NR_getdents64 */
2536 case TARGET_NR__newselect
:
2537 ret
= do_select(arg1
, (void *)arg2
, (void *)arg3
, (void *)arg4
,
2540 case TARGET_NR_poll
:
2542 struct target_pollfd
*target_pfd
= (void *)arg1
;
2543 unsigned int nfds
= arg2
;
2548 pfd
= alloca(sizeof(struct pollfd
) * nfds
);
2549 for(i
= 0; i
< nfds
; i
++) {
2550 pfd
[i
].fd
= tswap32(target_pfd
[i
].fd
);
2551 pfd
[i
].events
= tswap16(target_pfd
[i
].events
);
2553 ret
= get_errno(poll(pfd
, nfds
, timeout
));
2554 if (!is_error(ret
)) {
2555 for(i
= 0; i
< nfds
; i
++) {
2556 target_pfd
[i
].revents
= tswap16(pfd
[i
].revents
);
2561 case TARGET_NR_flock
:
2562 /* NOTE: the flock constant seems to be the same for every
2564 ret
= get_errno(flock(arg1
, arg2
));
2566 case TARGET_NR_readv
:
2571 struct target_iovec
*target_vec
= (void *)arg2
;
2573 vec
= alloca(count
* sizeof(struct iovec
));
2574 for(i
= 0;i
< count
; i
++) {
2575 vec
[i
].iov_base
= (void *)tswapl(target_vec
[i
].iov_base
);
2576 vec
[i
].iov_len
= tswapl(target_vec
[i
].iov_len
);
2578 ret
= get_errno(readv(arg1
, vec
, count
));
2581 case TARGET_NR_writev
:
2586 struct target_iovec
*target_vec
= (void *)arg2
;
2588 vec
= alloca(count
* sizeof(struct iovec
));
2589 for(i
= 0;i
< count
; i
++) {
2590 vec
[i
].iov_base
= (void *)tswapl(target_vec
[i
].iov_base
);
2591 vec
[i
].iov_len
= tswapl(target_vec
[i
].iov_len
);
2593 ret
= get_errno(writev(arg1
, vec
, count
));
2596 case TARGET_NR_getsid
:
2597 ret
= get_errno(getsid(arg1
));
2599 case TARGET_NR_fdatasync
:
2600 ret
= get_errno(fdatasync(arg1
));
2602 case TARGET_NR__sysctl
:
2604 case TARGET_NR_sched_setparam
:
2606 struct sched_param
*target_schp
= (void *)arg2
;
2607 struct sched_param schp
;
2608 schp
.sched_priority
= tswap32(target_schp
->sched_priority
);
2609 ret
= get_errno(sched_setparam(arg1
, &schp
));
2612 case TARGET_NR_sched_getparam
:
2614 struct sched_param
*target_schp
= (void *)arg2
;
2615 struct sched_param schp
;
2616 ret
= get_errno(sched_getparam(arg1
, &schp
));
2617 if (!is_error(ret
)) {
2618 target_schp
->sched_priority
= tswap32(schp
.sched_priority
);
2622 case TARGET_NR_sched_setscheduler
:
2624 struct sched_param
*target_schp
= (void *)arg3
;
2625 struct sched_param schp
;
2626 schp
.sched_priority
= tswap32(target_schp
->sched_priority
);
2627 ret
= get_errno(sched_setscheduler(arg1
, arg2
, &schp
));
2630 case TARGET_NR_sched_getscheduler
:
2631 ret
= get_errno(sched_getscheduler(arg1
));
2633 case TARGET_NR_sched_yield
:
2634 ret
= get_errno(sched_yield());
2636 case TARGET_NR_sched_get_priority_max
:
2637 ret
= get_errno(sched_get_priority_max(arg1
));
2639 case TARGET_NR_sched_get_priority_min
:
2640 ret
= get_errno(sched_get_priority_min(arg1
));
2642 case TARGET_NR_sched_rr_get_interval
:
2644 struct target_timespec
*target_ts
= (void *)arg2
;
2646 ret
= get_errno(sched_rr_get_interval(arg1
, &ts
));
2647 if (!is_error(ret
)) {
2648 target_ts
->tv_sec
= tswapl(ts
.tv_sec
);
2649 target_ts
->tv_nsec
= tswapl(ts
.tv_nsec
);
2653 case TARGET_NR_nanosleep
:
2655 struct target_timespec
*target_req
= (void *)arg1
;
2656 struct target_timespec
*target_rem
= (void *)arg2
;
2657 struct timespec req
, rem
;
2658 req
.tv_sec
= tswapl(target_req
->tv_sec
);
2659 req
.tv_nsec
= tswapl(target_req
->tv_nsec
);
2660 ret
= get_errno(nanosleep(&req
, &rem
));
2661 if (is_error(ret
) && target_rem
) {
2662 target_rem
->tv_sec
= tswapl(rem
.tv_sec
);
2663 target_rem
->tv_nsec
= tswapl(rem
.tv_nsec
);
2667 case TARGET_NR_query_module
:
2669 case TARGET_NR_nfsservctl
:
2671 case TARGET_NR_prctl
:
2673 #ifdef TARGET_NR_pread
2674 case TARGET_NR_pread
:
2675 page_unprotect_range((void *)arg2
, arg3
);
2676 ret
= get_errno(pread(arg1
, (void *)arg2
, arg3
, arg4
));
2678 case TARGET_NR_pwrite
:
2679 ret
= get_errno(pwrite(arg1
, (void *)arg2
, arg3
, arg4
));
2682 case TARGET_NR_getcwd
:
2683 ret
= get_errno(sys_getcwd1((char *)arg1
, arg2
));
2685 case TARGET_NR_capget
:
2687 case TARGET_NR_capset
:
2689 case TARGET_NR_sigaltstack
:
2691 case TARGET_NR_sendfile
:
2693 #ifdef TARGET_NR_getpmsg
2694 case TARGET_NR_getpmsg
:
2697 #ifdef TARGET_NR_putpmsg
2698 case TARGET_NR_putpmsg
:
2701 case TARGET_NR_vfork
:
2702 ret
= get_errno(do_fork(cpu_env
, CLONE_VFORK
| CLONE_VM
| SIGCHLD
, 0));
2704 #ifdef TARGET_NR_ugetrlimit
2705 case TARGET_NR_ugetrlimit
:
2708 ret
= get_errno(getrlimit(arg1
, &rlim
));
2709 if (!is_error(ret
)) {
2710 struct target_rlimit
*target_rlim
= (void *)arg2
;
2711 target_rlim
->rlim_cur
= tswapl(rlim
.rlim_cur
);
2712 target_rlim
->rlim_max
= tswapl(rlim
.rlim_max
);
2717 case TARGET_NR_truncate64
:
2719 case TARGET_NR_ftruncate64
:
2721 case TARGET_NR_stat64
:
2722 ret
= get_errno(stat(path((const char *)arg1
), &st
));
2724 case TARGET_NR_lstat64
:
2725 ret
= get_errno(lstat(path((const char *)arg1
), &st
));
2727 case TARGET_NR_fstat64
:
2729 ret
= get_errno(fstat(arg1
, &st
));
2731 if (!is_error(ret
)) {
2732 struct target_stat64
*target_st
= (void *)arg2
;
2733 memset(target_st
, 0, sizeof(struct target_stat64
));
2734 put_user(st
.st_dev
, &target_st
->st_dev
);
2735 put_user(st
.st_ino
, &target_st
->st_ino
);
2736 #ifdef TARGET_STAT64_HAS_BROKEN_ST_INO
2737 put_user(st
.st_ino
, &target_st
->__st_ino
);
2739 put_user(st
.st_mode
, &target_st
->st_mode
);
2740 put_user(st
.st_nlink
, &target_st
->st_nlink
);
2741 put_user(st
.st_uid
, &target_st
->st_uid
);
2742 put_user(st
.st_gid
, &target_st
->st_gid
);
2743 put_user(st
.st_rdev
, &target_st
->st_rdev
);
2744 /* XXX: better use of kernel struct */
2745 put_user(st
.st_size
, &target_st
->st_size
);
2746 put_user(st
.st_blksize
, &target_st
->st_blksize
);
2747 put_user(st
.st_blocks
, &target_st
->st_blocks
);
2748 put_user(st
.st_atime
, &target_st
->target_st_atime
);
2749 put_user(st
.st_mtime
, &target_st
->target_st_mtime
);
2750 put_user(st
.st_ctime
, &target_st
->target_st_ctime
);
2756 case TARGET_NR_lchown
:
2757 ret
= get_errno(lchown((const char *)arg1
, low2highuid(arg2
), low2highgid(arg3
)));
2759 case TARGET_NR_getuid
:
2760 ret
= get_errno(high2lowuid(getuid()));
2762 case TARGET_NR_getgid
:
2763 ret
= get_errno(high2lowgid(getgid()));
2765 case TARGET_NR_geteuid
:
2766 ret
= get_errno(high2lowuid(geteuid()));
2768 case TARGET_NR_getegid
:
2769 ret
= get_errno(high2lowgid(getegid()));
2771 case TARGET_NR_setreuid
:
2772 ret
= get_errno(setreuid(low2highuid(arg1
), low2highuid(arg2
)));
2774 case TARGET_NR_setregid
:
2775 ret
= get_errno(setregid(low2highgid(arg1
), low2highgid(arg2
)));
2777 case TARGET_NR_getgroups
:
2779 int gidsetsize
= arg1
;
2780 uint16_t *target_grouplist
= (void *)arg2
;
2784 grouplist
= alloca(gidsetsize
* sizeof(gid_t
));
2785 ret
= get_errno(getgroups(gidsetsize
, grouplist
));
2786 if (!is_error(ret
)) {
2787 for(i
= 0;i
< gidsetsize
; i
++)
2788 target_grouplist
[i
] = tswap16(grouplist
[i
]);
2792 case TARGET_NR_setgroups
:
2794 int gidsetsize
= arg1
;
2795 uint16_t *target_grouplist
= (void *)arg2
;
2799 grouplist
= alloca(gidsetsize
* sizeof(gid_t
));
2800 for(i
= 0;i
< gidsetsize
; i
++)
2801 grouplist
[i
] = tswap16(target_grouplist
[i
]);
2802 ret
= get_errno(setgroups(gidsetsize
, grouplist
));
2805 case TARGET_NR_fchown
:
2806 ret
= get_errno(fchown(arg1
, low2highuid(arg2
), low2highgid(arg3
)));
2808 #ifdef TARGET_NR_setresuid
2809 case TARGET_NR_setresuid
:
2810 ret
= get_errno(setresuid(low2highuid(arg1
),
2812 low2highuid(arg3
)));
2815 #ifdef TARGET_NR_getresuid
2816 case TARGET_NR_getresuid
:
2818 int ruid
, euid
, suid
;
2819 ret
= get_errno(getresuid(&ruid
, &euid
, &suid
));
2820 if (!is_error(ret
)) {
2821 *(uint16_t *)arg1
= tswap16(high2lowuid(ruid
));
2822 *(uint16_t *)arg2
= tswap16(high2lowuid(euid
));
2823 *(uint16_t *)arg3
= tswap16(high2lowuid(suid
));
2828 #ifdef TARGET_NR_getresgid
2829 case TARGET_NR_setresgid
:
2830 ret
= get_errno(setresgid(low2highgid(arg1
),
2832 low2highgid(arg3
)));
2835 #ifdef TARGET_NR_getresgid
2836 case TARGET_NR_getresgid
:
2838 int rgid
, egid
, sgid
;
2839 ret
= get_errno(getresgid(&rgid
, &egid
, &sgid
));
2840 if (!is_error(ret
)) {
2841 *(uint16_t *)arg1
= tswap16(high2lowgid(rgid
));
2842 *(uint16_t *)arg2
= tswap16(high2lowgid(egid
));
2843 *(uint16_t *)arg3
= tswap16(high2lowgid(sgid
));
2848 case TARGET_NR_chown
:
2849 ret
= get_errno(chown((const char *)arg1
, low2highuid(arg2
), low2highgid(arg3
)));
2851 case TARGET_NR_setuid
:
2852 ret
= get_errno(setuid(low2highuid(arg1
)));
2854 case TARGET_NR_setgid
:
2855 ret
= get_errno(setgid(low2highgid(arg1
)));
2857 case TARGET_NR_setfsuid
:
2858 ret
= get_errno(setfsuid(arg1
));
2860 case TARGET_NR_setfsgid
:
2861 ret
= get_errno(setfsgid(arg1
));
2863 #endif /* USE_UID16 */
2865 case TARGET_NR_lchown32
:
2866 ret
= get_errno(lchown((const char *)arg1
, arg2
, arg3
));
2868 case TARGET_NR_getuid32
:
2869 ret
= get_errno(getuid());
2871 case TARGET_NR_getgid32
:
2872 ret
= get_errno(getgid());
2874 case TARGET_NR_geteuid32
:
2875 ret
= get_errno(geteuid());
2877 case TARGET_NR_getegid32
:
2878 ret
= get_errno(getegid());
2880 case TARGET_NR_setreuid32
:
2881 ret
= get_errno(setreuid(arg1
, arg2
));
2883 case TARGET_NR_setregid32
:
2884 ret
= get_errno(setregid(arg1
, arg2
));
2886 case TARGET_NR_getgroups32
:
2888 case TARGET_NR_setgroups32
:
2890 case TARGET_NR_fchown32
:
2891 ret
= get_errno(fchown(arg1
, arg2
, arg3
));
2893 case TARGET_NR_setresuid32
:
2894 ret
= get_errno(setresuid(arg1
, arg2
, arg3
));
2896 case TARGET_NR_getresuid32
:
2898 int ruid
, euid
, suid
;
2899 ret
= get_errno(getresuid(&ruid
, &euid
, &suid
));
2900 if (!is_error(ret
)) {
2901 *(uint32_t *)arg1
= tswap32(ruid
);
2902 *(uint32_t *)arg2
= tswap32(euid
);
2903 *(uint32_t *)arg3
= tswap32(suid
);
2907 case TARGET_NR_setresgid32
:
2908 ret
= get_errno(setresgid(arg1
, arg2
, arg3
));
2910 case TARGET_NR_getresgid32
:
2912 int rgid
, egid
, sgid
;
2913 ret
= get_errno(getresgid(&rgid
, &egid
, &sgid
));
2914 if (!is_error(ret
)) {
2915 *(uint32_t *)arg1
= tswap32(rgid
);
2916 *(uint32_t *)arg2
= tswap32(egid
);
2917 *(uint32_t *)arg3
= tswap32(sgid
);
2921 case TARGET_NR_chown32
:
2922 ret
= get_errno(chown((const char *)arg1
, arg2
, arg3
));
2924 case TARGET_NR_setuid32
:
2925 ret
= get_errno(setuid(arg1
));
2927 case TARGET_NR_setgid32
:
2928 ret
= get_errno(setgid(arg1
));
2930 case TARGET_NR_setfsuid32
:
2931 ret
= get_errno(setfsuid(arg1
));
2933 case TARGET_NR_setfsgid32
:
2934 ret
= get_errno(setfsgid(arg1
));
2937 case TARGET_NR_pivot_root
:
2939 #ifdef TARGET_NR_mincore
2940 case TARGET_NR_mincore
:
2943 #ifdef TARGET_NR_madvise
2944 case TARGET_NR_madvise
:
2947 #if TARGET_LONG_BITS == 32
2948 case TARGET_NR_fcntl64
:
2951 struct target_flock64
*target_fl
= (void *)arg3
;
2955 ret
= get_errno(fcntl(arg1
, arg2
, &fl
));
2957 target_fl
->l_type
= tswap16(fl
.l_type
);
2958 target_fl
->l_whence
= tswap16(fl
.l_whence
);
2959 target_fl
->l_start
= tswap64(fl
.l_start
);
2960 target_fl
->l_len
= tswap64(fl
.l_len
);
2961 target_fl
->l_pid
= tswapl(fl
.l_pid
);
2967 fl
.l_type
= tswap16(target_fl
->l_type
);
2968 fl
.l_whence
= tswap16(target_fl
->l_whence
);
2969 fl
.l_start
= tswap64(target_fl
->l_start
);
2970 fl
.l_len
= tswap64(target_fl
->l_len
);
2971 fl
.l_pid
= tswapl(target_fl
->l_pid
);
2972 ret
= get_errno(fcntl(arg1
, arg2
, &fl
));
2975 ret
= get_errno(do_fcntl(arg1
, arg2
, arg3
));
2981 #ifdef TARGET_NR_security
2982 case TARGET_NR_security
:
2985 #ifdef TARGET_NR_getpagesize
2986 case TARGET_NR_getpagesize
:
2987 ret
= TARGET_PAGE_SIZE
;
2990 case TARGET_NR_gettid
:
2991 ret
= get_errno(gettid());
2993 case TARGET_NR_readahead
:
2995 #ifdef TARGET_NR_setxattr
2996 case TARGET_NR_setxattr
:
2997 case TARGET_NR_lsetxattr
:
2998 case TARGET_NR_fsetxattr
:
2999 case TARGET_NR_getxattr
:
3000 case TARGET_NR_lgetxattr
:
3001 case TARGET_NR_fgetxattr
:
3002 case TARGET_NR_listxattr
:
3003 case TARGET_NR_llistxattr
:
3004 case TARGET_NR_flistxattr
:
3005 case TARGET_NR_removexattr
:
3006 case TARGET_NR_lremovexattr
:
3007 case TARGET_NR_fremovexattr
:
3008 goto unimplemented_nowarn
;
3010 #ifdef TARGET_NR_set_thread_area
3011 case TARGET_NR_set_thread_area
:
3012 case TARGET_NR_get_thread_area
:
3013 goto unimplemented_nowarn
;
3017 gemu_log("qemu: Unsupported syscall: %d\n", num
);
3018 unimplemented_nowarn
:
3024 gemu_log(" = %ld\n", ret
);