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>
36 #include <sys/mount.h>
37 #include <sys/prctl.h>
38 #include <sys/resource.h>
43 #include <sys/socket.h>
46 #include <sys/times.h>
49 #include <sys/statfs.h>
51 #include <sys/sysinfo.h>
52 //#include <sys/user.h>
53 #include <netinet/ip.h>
54 #include <netinet/tcp.h>
56 #define termios host_termios
57 #define winsize host_winsize
58 #define termio host_termio
59 #define sgttyb host_sgttyb /* same as target */
60 #define tchars host_tchars /* same as target */
61 #define ltchars host_ltchars /* same as target */
63 #include <linux/termios.h>
64 #include <linux/unistd.h>
65 #include <linux/utsname.h>
66 #include <linux/cdrom.h>
67 #include <linux/hdreg.h>
68 #include <linux/soundcard.h>
69 #include <linux/dirent.h>
76 #if defined(TARGET_I386) || defined(TARGET_ARM) || defined(TARGET_SPARC) \
77 || defined(TARGET_M68K) || defined(TARGET_SH4)
78 /* 16 bit uid wrappers emulation */
82 //#include <linux/msdos_fs.h>
83 #define VFAT_IOCTL_READDIR_BOTH _IOR('r', 1, struct dirent [2])
84 #define VFAT_IOCTL_READDIR_SHORT _IOR('r', 2, struct dirent [2])
95 #define _syscall0(type,name) \
98 return syscall(__NR_##name); \
101 #define _syscall1(type,name,type1,arg1) \
102 type name (type1 arg1) \
104 return syscall(__NR_##name, arg1); \
107 #define _syscall2(type,name,type1,arg1,type2,arg2) \
108 type name (type1 arg1,type2 arg2) \
110 return syscall(__NR_##name, arg1, arg2); \
113 #define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3) \
114 type name (type1 arg1,type2 arg2,type3 arg3) \
116 return syscall(__NR_##name, arg1, arg2, arg3); \
119 #define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4) \
120 type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4) \
122 return syscall(__NR_##name, arg1, arg2, arg3, arg4); \
125 #define _syscall5(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \
127 type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5) \
129 return syscall(__NR_##name, arg1, arg2, arg3, arg4, arg5); \
133 #define _syscall6(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \
134 type5,arg5,type6,arg6) \
135 type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5,type6 arg6) \
137 return syscall(__NR_##name, arg1, arg2, arg3, arg4, arg5, arg6); \
141 #define __NR_sys_uname __NR_uname
142 #define __NR_sys_getcwd1 __NR_getcwd
143 #define __NR_sys_getdents __NR_getdents
144 #define __NR_sys_getdents64 __NR_getdents64
145 #define __NR_sys_rt_sigqueueinfo __NR_rt_sigqueueinfo
146 #define __NR_sys_syslog __NR_syslog
148 #if defined(__alpha__) || defined (__ia64__) || defined(__x86_64__)
149 #define __NR__llseek __NR_lseek
153 _syscall0(int, gettid)
155 static int gettid(void) {
159 _syscall1(int,sys_uname,struct new_utsname *,buf)
160 _syscall2(int,sys_getcwd1,char *,buf,size_t,size)
161 _syscall3(int, sys_getdents, uint, fd, struct dirent *, dirp, uint, count);
162 _syscall3(int, sys_getdents64, uint, fd, struct dirent64 *, dirp, uint, count);
163 _syscall5(int, _llseek, uint, fd, ulong, hi, ulong, lo,
164 loff_t *, res, uint, wh);
165 _syscall3(int,sys_rt_sigqueueinfo,int,pid,int,sig,siginfo_t *,uinfo)
166 _syscall3(int,sys_syslog,int,type,char*,bufp,int,len)
167 #ifdef __NR_exit_group
168 _syscall1(int,exit_group,int,error_code)
170 #if defined(TARGET_NR_set_tid_address) && defined(__NR_set_tid_address)
171 _syscall1(int,set_tid_address,int *,tidptr)
174 extern int personality(int);
175 extern int flock(int, int);
176 extern int setfsuid(int);
177 extern int setfsgid(int);
178 extern int setresuid(uid_t, uid_t, uid_t);
179 extern int getresuid(uid_t *, uid_t *, uid_t *);
180 extern int setresgid(gid_t, gid_t, gid_t);
181 extern int getresgid(gid_t *, gid_t *, gid_t *);
182 extern int setgroups(int, gid_t *);
185 * This list is the union of errno values overidden in asm-<arch>/errno.h
186 * minus the errnos that are not actually generic to all archs.
188 static uint16_t host_to_target_errno_table[1200] = {
189 [EIDRM] = TARGET_EIDRM,
190 [ECHRNG] = TARGET_ECHRNG,
191 [EL2NSYNC] = TARGET_EL2NSYNC,
192 [EL3HLT] = TARGET_EL3HLT,
193 [EL3RST] = TARGET_EL3RST,
194 [ELNRNG] = TARGET_ELNRNG,
195 [EUNATCH] = TARGET_EUNATCH,
196 [ENOCSI] = TARGET_ENOCSI,
197 [EL2HLT] = TARGET_EL2HLT,
198 [EDEADLK] = TARGET_EDEADLK,
199 [ENOLCK] = TARGET_ENOLCK,
200 [EBADE] = TARGET_EBADE,
201 [EBADR] = TARGET_EBADR,
202 [EXFULL] = TARGET_EXFULL,
203 [ENOANO] = TARGET_ENOANO,
204 [EBADRQC] = TARGET_EBADRQC,
205 [EBADSLT] = TARGET_EBADSLT,
206 [EBFONT] = TARGET_EBFONT,
207 [ENOSTR] = TARGET_ENOSTR,
208 [ENODATA] = TARGET_ENODATA,
209 [ETIME] = TARGET_ETIME,
210 [ENOSR] = TARGET_ENOSR,
211 [ENONET] = TARGET_ENONET,
212 [ENOPKG] = TARGET_ENOPKG,
213 [EREMOTE] = TARGET_EREMOTE,
214 [ENOLINK] = TARGET_ENOLINK,
215 [EADV] = TARGET_EADV,
216 [ESRMNT] = TARGET_ESRMNT,
217 [ECOMM] = TARGET_ECOMM,
218 [EPROTO] = TARGET_EPROTO,
219 [EDOTDOT] = TARGET_EDOTDOT,
220 [EMULTIHOP] = TARGET_EMULTIHOP,
221 [EBADMSG] = TARGET_EBADMSG,
222 [ENAMETOOLONG] = TARGET_ENAMETOOLONG,
223 [EOVERFLOW] = TARGET_EOVERFLOW,
224 [ENOTUNIQ] = TARGET_ENOTUNIQ,
225 [EBADFD] = TARGET_EBADFD,
226 [EREMCHG] = TARGET_EREMCHG,
227 [ELIBACC] = TARGET_ELIBACC,
228 [ELIBBAD] = TARGET_ELIBBAD,
229 [ELIBSCN] = TARGET_ELIBSCN,
230 [ELIBMAX] = TARGET_ELIBMAX,
231 [ELIBEXEC] = TARGET_ELIBEXEC,
232 [EILSEQ] = TARGET_EILSEQ,
233 [ENOSYS] = TARGET_ENOSYS,
234 [ELOOP] = TARGET_ELOOP,
235 [ERESTART] = TARGET_ERESTART,
236 [ESTRPIPE] = TARGET_ESTRPIPE,
237 [ENOTEMPTY] = TARGET_ENOTEMPTY,
238 [EUSERS] = TARGET_EUSERS,
239 [ENOTSOCK] = TARGET_ENOTSOCK,
240 [EDESTADDRREQ] = TARGET_EDESTADDRREQ,
241 [EMSGSIZE] = TARGET_EMSGSIZE,
242 [EPROTOTYPE] = TARGET_EPROTOTYPE,
243 [ENOPROTOOPT] = TARGET_ENOPROTOOPT,
244 [EPROTONOSUPPORT] = TARGET_EPROTONOSUPPORT,
245 [ESOCKTNOSUPPORT] = TARGET_ESOCKTNOSUPPORT,
246 [EOPNOTSUPP] = TARGET_EOPNOTSUPP,
247 [EPFNOSUPPORT] = TARGET_EPFNOSUPPORT,
248 [EAFNOSUPPORT] = TARGET_EAFNOSUPPORT,
249 [EADDRINUSE] = TARGET_EADDRINUSE,
250 [EADDRNOTAVAIL] = TARGET_EADDRNOTAVAIL,
251 [ENETDOWN] = TARGET_ENETDOWN,
252 [ENETUNREACH] = TARGET_ENETUNREACH,
253 [ENETRESET] = TARGET_ENETRESET,
254 [ECONNABORTED] = TARGET_ECONNABORTED,
255 [ECONNRESET] = TARGET_ECONNRESET,
256 [ENOBUFS] = TARGET_ENOBUFS,
257 [EISCONN] = TARGET_EISCONN,
258 [ENOTCONN] = TARGET_ENOTCONN,
259 [EUCLEAN] = TARGET_EUCLEAN,
260 [ENOTNAM] = TARGET_ENOTNAM,
261 [ENAVAIL] = TARGET_ENAVAIL,
262 [EISNAM] = TARGET_EISNAM,
263 [EREMOTEIO] = TARGET_EREMOTEIO,
264 [ESHUTDOWN] = TARGET_ESHUTDOWN,
265 [ETOOMANYREFS] = TARGET_ETOOMANYREFS,
266 [ETIMEDOUT] = TARGET_ETIMEDOUT,
267 [ECONNREFUSED] = TARGET_ECONNREFUSED,
268 [EHOSTDOWN] = TARGET_EHOSTDOWN,
269 [EHOSTUNREACH] = TARGET_EHOSTUNREACH,
270 [EALREADY] = TARGET_EALREADY,
271 [EINPROGRESS] = TARGET_EINPROGRESS,
272 [ESTALE] = TARGET_ESTALE,
273 [ECANCELED] = TARGET_ECANCELED,
274 [ENOMEDIUM] = TARGET_ENOMEDIUM,
275 [EMEDIUMTYPE] = TARGET_EMEDIUMTYPE,
276 [ENOKEY] = TARGET_ENOKEY,
277 [EKEYEXPIRED] = TARGET_EKEYEXPIRED,
278 [EKEYREVOKED] = TARGET_EKEYREVOKED,
279 [EKEYREJECTED] = TARGET_EKEYREJECTED,
280 [EOWNERDEAD] = TARGET_EOWNERDEAD,
281 [ENOTRECOVERABLE] = TARGET_ENOTRECOVERABLE,
284 static inline int host_to_target_errno(int err)
286 if(host_to_target_errno_table[err])
287 return host_to_target_errno_table[err];
291 static inline long get_errno(long ret)
294 return -host_to_target_errno(errno);
299 static inline int is_error(long ret)
301 return (unsigned long)ret >= (unsigned long)(-4096);
304 static target_ulong target_brk;
305 static target_ulong target_original_brk;
307 void target_set_brk(target_ulong new_brk)
309 target_original_brk = target_brk = new_brk;
312 long do_brk(target_ulong new_brk)
314 target_ulong brk_page;
320 if (new_brk < target_original_brk)
323 brk_page = HOST_PAGE_ALIGN(target_brk);
325 /* If the new brk is less than this, set it and we're done... */
326 if (new_brk < brk_page) {
327 target_brk = new_brk;
331 /* We need to allocate more memory after the brk... */
332 new_alloc_size = HOST_PAGE_ALIGN(new_brk - brk_page + 1);
333 mapped_addr = get_errno(target_mmap(brk_page, new_alloc_size,
334 PROT_READ|PROT_WRITE,
335 MAP_ANON|MAP_FIXED|MAP_PRIVATE, 0, 0));
336 if (is_error(mapped_addr)) {
339 target_brk = new_brk;
344 static inline fd_set *target_to_host_fds(fd_set *fds,
345 target_long *target_fds, int n)
347 #if !defined(BSWAP_NEEDED) && !defined(WORDS_BIGENDIAN)
348 return (fd_set *)target_fds;
353 for(i = 0;i < n; i++) {
354 b = (tswapl(target_fds[i / TARGET_LONG_BITS]) >>
355 (i & (TARGET_LONG_BITS - 1))) & 1;
366 static inline void host_to_target_fds(target_long *target_fds,
369 #if !defined(BSWAP_NEEDED) && !defined(WORDS_BIGENDIAN)
376 nw = (n + TARGET_LONG_BITS - 1) / TARGET_LONG_BITS;
378 for(i = 0;i < nw; i++) {
380 for(j = 0; j < TARGET_LONG_BITS; j++) {
381 v |= ((FD_ISSET(k, fds) != 0) << j);
384 target_fds[i] = tswapl(v);
390 #if defined(__alpha__)
396 static inline long host_to_target_clock_t(long ticks)
398 #if HOST_HZ == TARGET_HZ
401 return ((int64_t)ticks * TARGET_HZ) / HOST_HZ;
405 static inline void host_to_target_rusage(target_ulong target_addr,
406 const struct rusage *rusage)
408 struct target_rusage *target_rusage;
410 lock_user_struct(target_rusage, target_addr, 0);
411 target_rusage->ru_utime.tv_sec = tswapl(rusage->ru_utime.tv_sec);
412 target_rusage->ru_utime.tv_usec = tswapl(rusage->ru_utime.tv_usec);
413 target_rusage->ru_stime.tv_sec = tswapl(rusage->ru_stime.tv_sec);
414 target_rusage->ru_stime.tv_usec = tswapl(rusage->ru_stime.tv_usec);
415 target_rusage->ru_maxrss = tswapl(rusage->ru_maxrss);
416 target_rusage->ru_ixrss = tswapl(rusage->ru_ixrss);
417 target_rusage->ru_idrss = tswapl(rusage->ru_idrss);
418 target_rusage->ru_isrss = tswapl(rusage->ru_isrss);
419 target_rusage->ru_minflt = tswapl(rusage->ru_minflt);
420 target_rusage->ru_majflt = tswapl(rusage->ru_majflt);
421 target_rusage->ru_nswap = tswapl(rusage->ru_nswap);
422 target_rusage->ru_inblock = tswapl(rusage->ru_inblock);
423 target_rusage->ru_oublock = tswapl(rusage->ru_oublock);
424 target_rusage->ru_msgsnd = tswapl(rusage->ru_msgsnd);
425 target_rusage->ru_msgrcv = tswapl(rusage->ru_msgrcv);
426 target_rusage->ru_nsignals = tswapl(rusage->ru_nsignals);
427 target_rusage->ru_nvcsw = tswapl(rusage->ru_nvcsw);
428 target_rusage->ru_nivcsw = tswapl(rusage->ru_nivcsw);
429 unlock_user_struct(target_rusage, target_addr, 1);
432 static inline void target_to_host_timeval(struct timeval *tv,
433 target_ulong target_addr)
435 struct target_timeval *target_tv;
437 lock_user_struct(target_tv, target_addr, 1);
438 tv->tv_sec = tswapl(target_tv->tv_sec);
439 tv->tv_usec = tswapl(target_tv->tv_usec);
440 unlock_user_struct(target_tv, target_addr, 0);
443 static inline void host_to_target_timeval(target_ulong target_addr,
444 const struct timeval *tv)
446 struct target_timeval *target_tv;
448 lock_user_struct(target_tv, target_addr, 0);
449 target_tv->tv_sec = tswapl(tv->tv_sec);
450 target_tv->tv_usec = tswapl(tv->tv_usec);
451 unlock_user_struct(target_tv, target_addr, 1);
455 static long do_select(long n,
456 target_ulong rfd_p, target_ulong wfd_p,
457 target_ulong efd_p, target_ulong target_tv)
459 fd_set rfds, wfds, efds;
460 fd_set *rfds_ptr, *wfds_ptr, *efds_ptr;
461 target_long *target_rfds, *target_wfds, *target_efds;
462 struct timeval tv, *tv_ptr;
467 target_rfds = lock_user(rfd_p, sizeof(target_long) * n, 1);
468 rfds_ptr = target_to_host_fds(&rfds, target_rfds, n);
474 target_wfds = lock_user(wfd_p, sizeof(target_long) * n, 1);
475 wfds_ptr = target_to_host_fds(&wfds, target_wfds, n);
481 target_efds = lock_user(efd_p, sizeof(target_long) * n, 1);
482 efds_ptr = target_to_host_fds(&efds, target_efds, n);
489 target_to_host_timeval(&tv, target_tv);
494 ret = get_errno(select(n, rfds_ptr, wfds_ptr, efds_ptr, tv_ptr));
498 host_to_target_fds(target_rfds, rfds_ptr, n);
499 host_to_target_fds(target_wfds, wfds_ptr, n);
500 host_to_target_fds(target_efds, efds_ptr, n);
503 host_to_target_timeval(target_tv, &tv);
507 unlock_user(target_rfds, rfd_p, ok ? sizeof(target_long) * n : 0);
509 unlock_user(target_wfds, wfd_p, ok ? sizeof(target_long) * n : 0);
511 unlock_user(target_efds, efd_p, ok ? sizeof(target_long) * n : 0);
516 static inline void target_to_host_sockaddr(struct sockaddr *addr,
517 target_ulong target_addr,
520 struct target_sockaddr *target_saddr;
522 target_saddr = lock_user(target_addr, len, 1);
523 memcpy(addr, target_saddr, len);
524 addr->sa_family = tswap16(target_saddr->sa_family);
525 unlock_user(target_saddr, target_addr, 0);
528 static inline void host_to_target_sockaddr(target_ulong target_addr,
529 struct sockaddr *addr,
532 struct target_sockaddr *target_saddr;
534 target_saddr = lock_user(target_addr, len, 0);
535 memcpy(target_saddr, addr, len);
536 target_saddr->sa_family = tswap16(addr->sa_family);
537 unlock_user(target_saddr, target_addr, len);
540 /* ??? Should this also swap msgh->name? */
541 static inline void target_to_host_cmsg(struct msghdr *msgh,
542 struct target_msghdr *target_msgh)
544 struct cmsghdr *cmsg = CMSG_FIRSTHDR(msgh);
545 struct target_cmsghdr *target_cmsg = TARGET_CMSG_FIRSTHDR(target_msgh);
548 while (cmsg && target_cmsg) {
549 void *data = CMSG_DATA(cmsg);
550 void *target_data = TARGET_CMSG_DATA(target_cmsg);
552 int len = tswapl(target_cmsg->cmsg_len)
553 - TARGET_CMSG_ALIGN(sizeof (struct target_cmsghdr));
555 space += CMSG_SPACE(len);
556 if (space > msgh->msg_controllen) {
557 space -= CMSG_SPACE(len);
558 gemu_log("Host cmsg overflow\n");
562 cmsg->cmsg_level = tswap32(target_cmsg->cmsg_level);
563 cmsg->cmsg_type = tswap32(target_cmsg->cmsg_type);
564 cmsg->cmsg_len = CMSG_LEN(len);
566 if (cmsg->cmsg_level != TARGET_SOL_SOCKET || cmsg->cmsg_type != SCM_RIGHTS) {
567 gemu_log("Unsupported ancillary data: %d/%d\n", cmsg->cmsg_level, cmsg->cmsg_type);
568 memcpy(data, target_data, len);
570 int *fd = (int *)data;
571 int *target_fd = (int *)target_data;
572 int i, numfds = len / sizeof(int);
574 for (i = 0; i < numfds; i++)
575 fd[i] = tswap32(target_fd[i]);
578 cmsg = CMSG_NXTHDR(msgh, cmsg);
579 target_cmsg = TARGET_CMSG_NXTHDR(target_msgh, target_cmsg);
582 msgh->msg_controllen = space;
585 /* ??? Should this also swap msgh->name? */
586 static inline void host_to_target_cmsg(struct target_msghdr *target_msgh,
589 struct cmsghdr *cmsg = CMSG_FIRSTHDR(msgh);
590 struct target_cmsghdr *target_cmsg = TARGET_CMSG_FIRSTHDR(target_msgh);
593 while (cmsg && target_cmsg) {
594 void *data = CMSG_DATA(cmsg);
595 void *target_data = TARGET_CMSG_DATA(target_cmsg);
597 int len = cmsg->cmsg_len - CMSG_ALIGN(sizeof (struct cmsghdr));
599 space += TARGET_CMSG_SPACE(len);
600 if (space > tswapl(target_msgh->msg_controllen)) {
601 space -= TARGET_CMSG_SPACE(len);
602 gemu_log("Target cmsg overflow\n");
606 target_cmsg->cmsg_level = tswap32(cmsg->cmsg_level);
607 target_cmsg->cmsg_type = tswap32(cmsg->cmsg_type);
608 target_cmsg->cmsg_len = tswapl(TARGET_CMSG_LEN(len));
610 if (cmsg->cmsg_level != TARGET_SOL_SOCKET || cmsg->cmsg_type != SCM_RIGHTS) {
611 gemu_log("Unsupported ancillary data: %d/%d\n", cmsg->cmsg_level, cmsg->cmsg_type);
612 memcpy(target_data, data, len);
614 int *fd = (int *)data;
615 int *target_fd = (int *)target_data;
616 int i, numfds = len / sizeof(int);
618 for (i = 0; i < numfds; i++)
619 target_fd[i] = tswap32(fd[i]);
622 cmsg = CMSG_NXTHDR(msgh, cmsg);
623 target_cmsg = TARGET_CMSG_NXTHDR(target_msgh, target_cmsg);
626 msgh->msg_controllen = tswapl(space);
629 static long do_setsockopt(int sockfd, int level, int optname,
630 target_ulong optval, socklen_t optlen)
636 /* TCP options all take an 'int' value. */
637 if (optlen < sizeof(uint32_t))
640 val = tget32(optval);
641 ret = get_errno(setsockopt(sockfd, level, optname, &val, sizeof(val)));
648 case IP_ROUTER_ALERT:
652 case IP_MTU_DISCOVER:
658 case IP_MULTICAST_TTL:
659 case IP_MULTICAST_LOOP:
661 if (optlen >= sizeof(uint32_t)) {
662 val = tget32(optval);
663 } else if (optlen >= 1) {
666 ret = get_errno(setsockopt(sockfd, level, optname, &val, sizeof(val)));
672 case TARGET_SOL_SOCKET:
674 /* Options with 'int' argument. */
675 case TARGET_SO_DEBUG:
678 case TARGET_SO_REUSEADDR:
679 optname = SO_REUSEADDR;
684 case TARGET_SO_ERROR:
687 case TARGET_SO_DONTROUTE:
688 optname = SO_DONTROUTE;
690 case TARGET_SO_BROADCAST:
691 optname = SO_BROADCAST;
693 case TARGET_SO_SNDBUF:
696 case TARGET_SO_RCVBUF:
699 case TARGET_SO_KEEPALIVE:
700 optname = SO_KEEPALIVE;
702 case TARGET_SO_OOBINLINE:
703 optname = SO_OOBINLINE;
705 case TARGET_SO_NO_CHECK:
706 optname = SO_NO_CHECK;
708 case TARGET_SO_PRIORITY:
709 optname = SO_PRIORITY;
712 case TARGET_SO_BSDCOMPAT:
713 optname = SO_BSDCOMPAT;
716 case TARGET_SO_PASSCRED:
717 optname = SO_PASSCRED;
719 case TARGET_SO_TIMESTAMP:
720 optname = SO_TIMESTAMP;
722 case TARGET_SO_RCVLOWAT:
723 optname = SO_RCVLOWAT;
725 case TARGET_SO_RCVTIMEO:
726 optname = SO_RCVTIMEO;
728 case TARGET_SO_SNDTIMEO:
729 optname = SO_SNDTIMEO;
735 if (optlen < sizeof(uint32_t))
738 val = tget32(optval);
739 ret = get_errno(setsockopt(sockfd, SOL_SOCKET, optname, &val, sizeof(val)));
743 gemu_log("Unsupported setsockopt level=%d optname=%d \n", level, optname);
749 static long do_getsockopt(int sockfd, int level, int optname,
750 target_ulong optval, target_ulong optlen)
752 int len, lv, val, ret;
755 case TARGET_SOL_SOCKET:
758 case TARGET_SO_LINGER:
759 case TARGET_SO_RCVTIMEO:
760 case TARGET_SO_SNDTIMEO:
761 case TARGET_SO_PEERCRED:
762 case TARGET_SO_PEERNAME:
763 /* These don't just return a single integer */
770 /* TCP options all take an 'int' value. */
772 len = tget32(optlen);
776 ret = get_errno(getsockopt(sockfd, level, optname, &val, &lv));
793 case IP_ROUTER_ALERT:
797 case IP_MTU_DISCOVER:
803 case IP_MULTICAST_TTL:
804 case IP_MULTICAST_LOOP:
805 len = tget32(optlen);
809 ret = get_errno(getsockopt(sockfd, level, optname, &val, &lv));
812 if (len < sizeof(int) && len > 0 && val >= 0 && val < 255) {
817 if (len > sizeof(int))
829 gemu_log("getsockopt level=%d optname=%d not yet supported\n",
837 static void lock_iovec(struct iovec *vec, target_ulong target_addr,
840 struct target_iovec *target_vec;
844 target_vec = lock_user(target_addr, count * sizeof(struct target_iovec), 1);
845 for(i = 0;i < count; i++) {
846 base = tswapl(target_vec[i].iov_base);
847 vec[i].iov_len = tswapl(target_vec[i].iov_len);
848 vec[i].iov_base = lock_user(base, vec[i].iov_len, copy);
850 unlock_user (target_vec, target_addr, 0);
853 static void unlock_iovec(struct iovec *vec, target_ulong target_addr,
856 struct target_iovec *target_vec;
860 target_vec = lock_user(target_addr, count * sizeof(struct target_iovec), 1);
861 for(i = 0;i < count; i++) {
862 base = tswapl(target_vec[i].iov_base);
863 unlock_user(vec[i].iov_base, base, copy ? vec[i].iov_len : 0);
865 unlock_user (target_vec, target_addr, 0);
868 static long do_socket(int domain, int type, int protocol)
870 #if defined(TARGET_MIPS)
872 case TARGET_SOCK_DGRAM:
875 case TARGET_SOCK_STREAM:
878 case TARGET_SOCK_RAW:
881 case TARGET_SOCK_RDM:
884 case TARGET_SOCK_SEQPACKET:
885 type = SOCK_SEQPACKET;
887 case TARGET_SOCK_PACKET:
892 return get_errno(socket(domain, type, protocol));
895 static long do_bind(int sockfd, target_ulong target_addr,
898 void *addr = alloca(addrlen);
900 target_to_host_sockaddr(addr, target_addr, addrlen);
901 return get_errno(bind(sockfd, addr, addrlen));
904 static long do_connect(int sockfd, target_ulong target_addr,
907 void *addr = alloca(addrlen);
909 target_to_host_sockaddr(addr, target_addr, addrlen);
910 return get_errno(connect(sockfd, addr, addrlen));
913 static long do_sendrecvmsg(int fd, target_ulong target_msg,
917 struct target_msghdr *msgp;
921 target_ulong target_vec;
923 lock_user_struct(msgp, target_msg, 1);
924 if (msgp->msg_name) {
925 msg.msg_namelen = tswap32(msgp->msg_namelen);
926 msg.msg_name = alloca(msg.msg_namelen);
927 target_to_host_sockaddr(msg.msg_name, tswapl(msgp->msg_name),
933 msg.msg_controllen = 2 * tswapl(msgp->msg_controllen);
934 msg.msg_control = alloca(msg.msg_controllen);
935 msg.msg_flags = tswap32(msgp->msg_flags);
937 count = tswapl(msgp->msg_iovlen);
938 vec = alloca(count * sizeof(struct iovec));
939 target_vec = tswapl(msgp->msg_iov);
940 lock_iovec(vec, target_vec, count, send);
941 msg.msg_iovlen = count;
945 target_to_host_cmsg(&msg, msgp);
946 ret = get_errno(sendmsg(fd, &msg, flags));
948 ret = get_errno(recvmsg(fd, &msg, flags));
950 host_to_target_cmsg(msgp, &msg);
952 unlock_iovec(vec, target_vec, count, !send);
956 static long do_accept(int fd, target_ulong target_addr,
957 target_ulong target_addrlen)
959 socklen_t addrlen = tget32(target_addrlen);
960 void *addr = alloca(addrlen);
963 ret = get_errno(accept(fd, addr, &addrlen));
964 if (!is_error(ret)) {
965 host_to_target_sockaddr(target_addr, addr, addrlen);
966 tput32(target_addrlen, addrlen);
971 static long do_getpeername(int fd, target_ulong target_addr,
972 target_ulong target_addrlen)
974 socklen_t addrlen = tget32(target_addrlen);
975 void *addr = alloca(addrlen);
978 ret = get_errno(getpeername(fd, addr, &addrlen));
979 if (!is_error(ret)) {
980 host_to_target_sockaddr(target_addr, addr, addrlen);
981 tput32(target_addrlen, addrlen);
986 static long do_getsockname(int fd, target_ulong target_addr,
987 target_ulong target_addrlen)
989 socklen_t addrlen = tget32(target_addrlen);
990 void *addr = alloca(addrlen);
993 ret = get_errno(getsockname(fd, addr, &addrlen));
994 if (!is_error(ret)) {
995 host_to_target_sockaddr(target_addr, addr, addrlen);
996 tput32(target_addrlen, addrlen);
1001 static long do_socketpair(int domain, int type, int protocol,
1002 target_ulong target_tab)
1007 ret = get_errno(socketpair(domain, type, protocol, tab));
1008 if (!is_error(ret)) {
1009 tput32(target_tab, tab[0]);
1010 tput32(target_tab + 4, tab[1]);
1015 static long do_sendto(int fd, target_ulong msg, size_t len, int flags,
1016 target_ulong target_addr, socklen_t addrlen)
1022 host_msg = lock_user(msg, len, 1);
1024 addr = alloca(addrlen);
1025 target_to_host_sockaddr(addr, target_addr, addrlen);
1026 ret = get_errno(sendto(fd, host_msg, len, flags, addr, addrlen));
1028 ret = get_errno(send(fd, host_msg, len, flags));
1030 unlock_user(host_msg, msg, 0);
1034 static long do_recvfrom(int fd, target_ulong msg, size_t len, int flags,
1035 target_ulong target_addr, target_ulong target_addrlen)
1042 host_msg = lock_user(msg, len, 0);
1044 addrlen = tget32(target_addrlen);
1045 addr = alloca(addrlen);
1046 ret = get_errno(recvfrom(fd, host_msg, len, flags, addr, &addrlen));
1048 addr = NULL; /* To keep compiler quiet. */
1049 ret = get_errno(recv(fd, host_msg, len, flags));
1051 if (!is_error(ret)) {
1053 host_to_target_sockaddr(target_addr, addr, addrlen);
1054 tput32(target_addrlen, addrlen);
1056 unlock_user(host_msg, msg, len);
1058 unlock_user(host_msg, msg, 0);
1063 static long do_socketcall(int num, target_ulong vptr)
1066 const int n = sizeof(target_ulong);
1071 int domain = tgetl(vptr);
1072 int type = tgetl(vptr + n);
1073 int protocol = tgetl(vptr + 2 * n);
1074 ret = do_socket(domain, type, protocol);
1079 int sockfd = tgetl(vptr);
1080 target_ulong target_addr = tgetl(vptr + n);
1081 socklen_t addrlen = tgetl(vptr + 2 * n);
1082 ret = do_bind(sockfd, target_addr, addrlen);
1085 case SOCKOP_connect:
1087 int sockfd = tgetl(vptr);
1088 target_ulong target_addr = tgetl(vptr + n);
1089 socklen_t addrlen = tgetl(vptr + 2 * n);
1090 ret = do_connect(sockfd, target_addr, addrlen);
1095 int sockfd = tgetl(vptr);
1096 int backlog = tgetl(vptr + n);
1097 ret = get_errno(listen(sockfd, backlog));
1102 int sockfd = tgetl(vptr);
1103 target_ulong target_addr = tgetl(vptr + n);
1104 target_ulong target_addrlen = tgetl(vptr + 2 * n);
1105 ret = do_accept(sockfd, target_addr, target_addrlen);
1108 case SOCKOP_getsockname:
1110 int sockfd = tgetl(vptr);
1111 target_ulong target_addr = tgetl(vptr + n);
1112 target_ulong target_addrlen = tgetl(vptr + 2 * n);
1113 ret = do_getsockname(sockfd, target_addr, target_addrlen);
1116 case SOCKOP_getpeername:
1118 int sockfd = tgetl(vptr);
1119 target_ulong target_addr = tgetl(vptr + n);
1120 target_ulong target_addrlen = tgetl(vptr + 2 * n);
1121 ret = do_getpeername(sockfd, target_addr, target_addrlen);
1124 case SOCKOP_socketpair:
1126 int domain = tgetl(vptr);
1127 int type = tgetl(vptr + n);
1128 int protocol = tgetl(vptr + 2 * n);
1129 target_ulong tab = tgetl(vptr + 3 * n);
1130 ret = do_socketpair(domain, type, protocol, tab);
1135 int sockfd = tgetl(vptr);
1136 target_ulong msg = tgetl(vptr + n);
1137 size_t len = tgetl(vptr + 2 * n);
1138 int flags = tgetl(vptr + 3 * n);
1139 ret = do_sendto(sockfd, msg, len, flags, 0, 0);
1144 int sockfd = tgetl(vptr);
1145 target_ulong msg = tgetl(vptr + n);
1146 size_t len = tgetl(vptr + 2 * n);
1147 int flags = tgetl(vptr + 3 * n);
1148 ret = do_recvfrom(sockfd, msg, len, flags, 0, 0);
1153 int sockfd = tgetl(vptr);
1154 target_ulong msg = tgetl(vptr + n);
1155 size_t len = tgetl(vptr + 2 * n);
1156 int flags = tgetl(vptr + 3 * n);
1157 target_ulong addr = tgetl(vptr + 4 * n);
1158 socklen_t addrlen = tgetl(vptr + 5 * n);
1159 ret = do_sendto(sockfd, msg, len, flags, addr, addrlen);
1162 case SOCKOP_recvfrom:
1164 int sockfd = tgetl(vptr);
1165 target_ulong msg = tgetl(vptr + n);
1166 size_t len = tgetl(vptr + 2 * n);
1167 int flags = tgetl(vptr + 3 * n);
1168 target_ulong addr = tgetl(vptr + 4 * n);
1169 target_ulong addrlen = tgetl(vptr + 5 * n);
1170 ret = do_recvfrom(sockfd, msg, len, flags, addr, addrlen);
1173 case SOCKOP_shutdown:
1175 int sockfd = tgetl(vptr);
1176 int how = tgetl(vptr + n);
1178 ret = get_errno(shutdown(sockfd, how));
1181 case SOCKOP_sendmsg:
1182 case SOCKOP_recvmsg:
1185 target_ulong target_msg;
1189 target_msg = tgetl(vptr + n);
1190 flags = tgetl(vptr + 2 * n);
1192 ret = do_sendrecvmsg(fd, target_msg, flags,
1193 (num == SOCKOP_sendmsg));
1196 case SOCKOP_setsockopt:
1198 int sockfd = tgetl(vptr);
1199 int level = tgetl(vptr + n);
1200 int optname = tgetl(vptr + 2 * n);
1201 target_ulong optval = tgetl(vptr + 3 * n);
1202 socklen_t optlen = tgetl(vptr + 4 * n);
1204 ret = do_setsockopt(sockfd, level, optname, optval, optlen);
1207 case SOCKOP_getsockopt:
1209 int sockfd = tgetl(vptr);
1210 int level = tgetl(vptr + n);
1211 int optname = tgetl(vptr + 2 * n);
1212 target_ulong optval = tgetl(vptr + 3 * n);
1213 target_ulong poptlen = tgetl(vptr + 4 * n);
1215 ret = do_getsockopt(sockfd, level, optname, optval, poptlen);
1219 gemu_log("Unsupported socketcall: %d\n", num);
1226 #define N_SHM_REGIONS 32
1228 static struct shm_region {
1231 } shm_regions[N_SHM_REGIONS];
1233 struct target_ipc_perm
1240 unsigned short int mode;
1241 unsigned short int __pad1;
1242 unsigned short int __seq;
1243 unsigned short int __pad2;
1244 target_ulong __unused1;
1245 target_ulong __unused2;
1248 struct target_semid_ds
1250 struct target_ipc_perm sem_perm;
1251 target_ulong sem_otime;
1252 target_ulong __unused1;
1253 target_ulong sem_ctime;
1254 target_ulong __unused2;
1255 target_ulong sem_nsems;
1256 target_ulong __unused3;
1257 target_ulong __unused4;
1260 static inline void target_to_host_ipc_perm(struct ipc_perm *host_ip,
1261 target_ulong target_addr)
1263 struct target_ipc_perm *target_ip;
1264 struct target_semid_ds *target_sd;
1266 lock_user_struct(target_sd, target_addr, 1);
1267 target_ip=&(target_sd->sem_perm);
1268 host_ip->__key = tswapl(target_ip->__key);
1269 host_ip->uid = tswapl(target_ip->uid);
1270 host_ip->gid = tswapl(target_ip->gid);
1271 host_ip->cuid = tswapl(target_ip->cuid);
1272 host_ip->cgid = tswapl(target_ip->cgid);
1273 host_ip->mode = tswapl(target_ip->mode);
1274 unlock_user_struct(target_sd, target_addr, 0);
1277 static inline void host_to_target_ipc_perm(target_ulong target_addr,
1278 struct ipc_perm *host_ip)
1280 struct target_ipc_perm *target_ip;
1281 struct target_semid_ds *target_sd;
1283 lock_user_struct(target_sd, target_addr, 0);
1284 target_ip = &(target_sd->sem_perm);
1285 target_ip->__key = tswapl(host_ip->__key);
1286 target_ip->uid = tswapl(host_ip->uid);
1287 target_ip->gid = tswapl(host_ip->gid);
1288 target_ip->cuid = tswapl(host_ip->cuid);
1289 target_ip->cgid = tswapl(host_ip->cgid);
1290 target_ip->mode = tswapl(host_ip->mode);
1291 unlock_user_struct(target_sd, target_addr, 1);
1294 static inline void target_to_host_semid_ds(struct semid_ds *host_sd,
1295 target_ulong target_addr)
1297 struct target_semid_ds *target_sd;
1299 lock_user_struct(target_sd, target_addr, 1);
1300 target_to_host_ipc_perm(&(host_sd->sem_perm),target_addr);
1301 host_sd->sem_nsems = tswapl(target_sd->sem_nsems);
1302 host_sd->sem_otime = tswapl(target_sd->sem_otime);
1303 host_sd->sem_ctime = tswapl(target_sd->sem_ctime);
1304 unlock_user_struct(target_sd, target_addr, 0);
1307 static inline void host_to_target_semid_ds(target_ulong target_addr,
1308 struct semid_ds *host_sd)
1310 struct target_semid_ds *target_sd;
1312 lock_user_struct(target_sd, target_addr, 0);
1313 host_to_target_ipc_perm(target_addr,&(host_sd->sem_perm));
1314 target_sd->sem_nsems = tswapl(host_sd->sem_nsems);
1315 target_sd->sem_otime = tswapl(host_sd->sem_otime);
1316 target_sd->sem_ctime = tswapl(host_sd->sem_ctime);
1317 unlock_user_struct(target_sd, target_addr, 1);
1322 struct semid_ds *buf;
1323 unsigned short *array;
1326 union target_semun {
1329 unsigned short int *array;
1332 static inline void target_to_host_semun(unsigned long cmd,
1333 union semun *host_su,
1334 target_ulong target_addr,
1335 struct semid_ds *ds)
1337 union target_semun *target_su;
1342 lock_user_struct(target_su, target_addr, 1);
1343 target_to_host_semid_ds(ds,target_su->buf);
1345 unlock_user_struct(target_su, target_addr, 0);
1349 lock_user_struct(target_su, target_addr, 1);
1350 host_su->val = tswapl(target_su->val);
1351 unlock_user_struct(target_su, target_addr, 0);
1355 lock_user_struct(target_su, target_addr, 1);
1356 *host_su->array = tswap16(*target_su->array);
1357 unlock_user_struct(target_su, target_addr, 0);
1360 gemu_log("semun operation not fully supported: %d\n", (int)cmd);
1364 static inline void host_to_target_semun(unsigned long cmd,
1365 target_ulong target_addr,
1366 union semun *host_su,
1367 struct semid_ds *ds)
1369 union target_semun *target_su;
1374 lock_user_struct(target_su, target_addr, 0);
1375 host_to_target_semid_ds(target_su->buf,ds);
1376 unlock_user_struct(target_su, target_addr, 1);
1380 lock_user_struct(target_su, target_addr, 0);
1381 target_su->val = tswapl(host_su->val);
1382 unlock_user_struct(target_su, target_addr, 1);
1386 lock_user_struct(target_su, target_addr, 0);
1387 *target_su->array = tswap16(*host_su->array);
1388 unlock_user_struct(target_su, target_addr, 1);
1391 gemu_log("semun operation not fully supported: %d\n", (int)cmd);
1395 static inline long do_semctl(long first, long second, long third, long ptr)
1398 struct semid_ds dsarg;
1399 int cmd = third&0xff;
1404 target_to_host_semun(cmd,&arg,ptr,&dsarg);
1405 ret = get_errno(semctl(first, second, cmd, arg));
1406 host_to_target_semun(cmd,ptr,&arg,&dsarg);
1409 target_to_host_semun(cmd,&arg,ptr,&dsarg);
1410 ret = get_errno(semctl(first, second, cmd, arg));
1411 host_to_target_semun(cmd,ptr,&arg,&dsarg);
1414 target_to_host_semun(cmd,&arg,ptr,&dsarg);
1415 ret = get_errno(semctl(first, second, cmd, arg));
1416 host_to_target_semun(cmd,ptr,&arg,&dsarg);
1419 target_to_host_semun(cmd,&arg,ptr,&dsarg);
1420 ret = get_errno(semctl(first, second, cmd, arg));
1421 host_to_target_semun(cmd,ptr,&arg,&dsarg);
1424 target_to_host_semun(cmd,&arg,ptr,&dsarg);
1425 ret = get_errno(semctl(first, second, cmd, arg));
1426 host_to_target_semun(cmd,ptr,&arg,&dsarg);
1429 target_to_host_semun(cmd,&arg,ptr,&dsarg);
1430 ret = get_errno(semctl(first, second, cmd, arg));
1431 host_to_target_semun(cmd,ptr,&arg,&dsarg);
1434 ret = get_errno(semctl(first, second, cmd, arg));
1440 struct target_msqid_ds
1442 struct target_ipc_perm msg_perm;
1443 target_ulong msg_stime;
1444 target_ulong __unused1;
1445 target_ulong msg_rtime;
1446 target_ulong __unused2;
1447 target_ulong msg_ctime;
1448 target_ulong __unused3;
1449 target_ulong __msg_cbytes;
1450 target_ulong msg_qnum;
1451 target_ulong msg_qbytes;
1452 target_ulong msg_lspid;
1453 target_ulong msg_lrpid;
1454 target_ulong __unused4;
1455 target_ulong __unused5;
1458 static inline void target_to_host_msqid_ds(struct msqid_ds *host_md,
1459 target_ulong target_addr)
1461 struct target_msqid_ds *target_md;
1463 lock_user_struct(target_md, target_addr, 1);
1464 target_to_host_ipc_perm(&(host_md->msg_perm),target_addr);
1465 host_md->msg_stime = tswapl(target_md->msg_stime);
1466 host_md->msg_rtime = tswapl(target_md->msg_rtime);
1467 host_md->msg_ctime = tswapl(target_md->msg_ctime);
1468 host_md->__msg_cbytes = tswapl(target_md->__msg_cbytes);
1469 host_md->msg_qnum = tswapl(target_md->msg_qnum);
1470 host_md->msg_qbytes = tswapl(target_md->msg_qbytes);
1471 host_md->msg_lspid = tswapl(target_md->msg_lspid);
1472 host_md->msg_lrpid = tswapl(target_md->msg_lrpid);
1473 unlock_user_struct(target_md, target_addr, 0);
1476 static inline void host_to_target_msqid_ds(target_ulong target_addr,
1477 struct msqid_ds *host_md)
1479 struct target_msqid_ds *target_md;
1481 lock_user_struct(target_md, target_addr, 0);
1482 host_to_target_ipc_perm(target_addr,&(host_md->msg_perm));
1483 target_md->msg_stime = tswapl(host_md->msg_stime);
1484 target_md->msg_rtime = tswapl(host_md->msg_rtime);
1485 target_md->msg_ctime = tswapl(host_md->msg_ctime);
1486 target_md->__msg_cbytes = tswapl(host_md->__msg_cbytes);
1487 target_md->msg_qnum = tswapl(host_md->msg_qnum);
1488 target_md->msg_qbytes = tswapl(host_md->msg_qbytes);
1489 target_md->msg_lspid = tswapl(host_md->msg_lspid);
1490 target_md->msg_lrpid = tswapl(host_md->msg_lrpid);
1491 unlock_user_struct(target_md, target_addr, 1);
1494 static inline long do_msgctl(long first, long second, long ptr)
1496 struct msqid_ds dsarg;
1497 int cmd = second&0xff;
1502 target_to_host_msqid_ds(&dsarg,ptr);
1503 ret = get_errno(msgctl(first, cmd, &dsarg));
1504 host_to_target_msqid_ds(ptr,&dsarg);
1506 ret = get_errno(msgctl(first, cmd, &dsarg));
1511 struct target_msgbuf {
1516 static inline long do_msgsnd(long msqid, long msgp, long msgsz, long msgflg)
1518 struct target_msgbuf *target_mb;
1519 struct msgbuf *host_mb;
1522 lock_user_struct(target_mb,msgp,0);
1523 host_mb = malloc(msgsz+sizeof(long));
1524 host_mb->mtype = tswapl(target_mb->mtype);
1525 memcpy(host_mb->mtext,target_mb->mtext,msgsz);
1526 ret = get_errno(msgsnd(msqid, host_mb, msgsz, msgflg));
1528 unlock_user_struct(target_mb, msgp, 0);
1533 static inline long do_msgrcv(long msqid, long msgp, long msgsz, long msgtype, long msgflg)
1535 struct target_msgbuf *target_mb;
1536 struct msgbuf *host_mb;
1539 lock_user_struct(target_mb, msgp, 0);
1540 host_mb = malloc(msgsz+sizeof(long));
1541 ret = get_errno(msgrcv(msqid, host_mb, msgsz, 1, msgflg));
1543 memcpy(target_mb->mtext, host_mb->mtext, ret);
1544 target_mb->mtype = tswapl(host_mb->mtype);
1546 unlock_user_struct(target_mb, msgp, 0);
1551 /* ??? This only works with linear mappings. */
1552 static long do_ipc(long call, long first, long second, long third,
1553 long ptr, long fifth)
1557 unsigned long raddr;
1558 struct shmid_ds shm_info;
1561 version = call >> 16;
1566 ret = get_errno(semop(first,(struct sembuf *) ptr, second));
1570 ret = get_errno(semget(first, second, third));
1574 ret = do_semctl(first, second, third, ptr);
1577 case IPCOP_semtimedop:
1578 gemu_log("Unsupported ipc call: %ld (version %d)\n", call, version);
1583 ret = get_errno(msgget(first, second));
1587 ret = do_msgsnd(first, ptr, second, third);
1591 ret = do_msgctl(first, second, ptr);
1598 void *__unbounded msgp;
1602 struct ipc_kludge *foo = (struct ipc_kludge *) ptr;
1603 struct msgbuf *msgp = (struct msgbuf *) foo->msgp;
1605 ret = do_msgrcv(first, (long)msgp, second, 0, third);
1611 /* SHM_* flags are the same on all linux platforms */
1612 ret = get_errno((long) shmat(first, (void *) ptr, second));
1616 /* find out the length of the shared memory segment */
1618 ret = get_errno(shmctl(first, IPC_STAT, &shm_info));
1619 if (is_error(ret)) {
1620 /* can't get length, bail out */
1621 shmdt((void *) raddr);
1624 page_set_flags(raddr, raddr + shm_info.shm_segsz,
1625 PAGE_VALID | PAGE_READ |
1626 ((second & SHM_RDONLY)? 0: PAGE_WRITE));
1627 for (i = 0; i < N_SHM_REGIONS; ++i) {
1628 if (shm_regions[i].start == 0) {
1629 shm_regions[i].start = raddr;
1630 shm_regions[i].size = shm_info.shm_segsz;
1634 if (put_user(raddr, (uint32_t *)third))
1639 for (i = 0; i < N_SHM_REGIONS; ++i) {
1640 if (shm_regions[i].start == ptr) {
1641 shm_regions[i].start = 0;
1642 page_set_flags(ptr, shm_regions[i].size, 0);
1646 ret = get_errno(shmdt((void *) ptr));
1650 /* IPC_* flag values are the same on all linux platforms */
1651 ret = get_errno(shmget(first, second, third));
1654 /* IPC_* and SHM_* command values are the same on all linux platforms */
1660 ret = get_errno(shmctl(first, second, NULL));
1668 gemu_log("Unsupported ipc call: %ld (version %d)\n", call, version);
1675 /* kernel structure types definitions */
1678 #define STRUCT(name, list...) STRUCT_ ## name,
1679 #define STRUCT_SPECIAL(name) STRUCT_ ## name,
1681 #include "syscall_types.h"
1684 #undef STRUCT_SPECIAL
1686 #define STRUCT(name, list...) const argtype struct_ ## name ## _def[] = { list, TYPE_NULL };
1687 #define STRUCT_SPECIAL(name)
1688 #include "syscall_types.h"
1690 #undef STRUCT_SPECIAL
1692 typedef struct IOCTLEntry {
1693 unsigned int target_cmd;
1694 unsigned int host_cmd;
1697 const argtype arg_type[5];
1700 #define IOC_R 0x0001
1701 #define IOC_W 0x0002
1702 #define IOC_RW (IOC_R | IOC_W)
1704 #define MAX_STRUCT_SIZE 4096
1706 IOCTLEntry ioctl_entries[] = {
1707 #define IOCTL(cmd, access, types...) \
1708 { TARGET_ ## cmd, cmd, #cmd, access, { types } },
1713 /* ??? Implement proper locking for ioctls. */
1714 static long do_ioctl(long fd, long cmd, long arg)
1716 const IOCTLEntry *ie;
1717 const argtype *arg_type;
1719 uint8_t buf_temp[MAX_STRUCT_SIZE];
1725 if (ie->target_cmd == 0) {
1726 gemu_log("Unsupported ioctl: cmd=0x%04lx\n", cmd);
1729 if (ie->target_cmd == cmd)
1733 arg_type = ie->arg_type;
1735 gemu_log("ioctl: cmd=0x%04lx (%s)\n", cmd, ie->name);
1737 switch(arg_type[0]) {
1740 ret = get_errno(ioctl(fd, ie->host_cmd));
1745 ret = get_errno(ioctl(fd, ie->host_cmd, arg));
1749 target_size = thunk_type_size(arg_type, 0);
1750 switch(ie->access) {
1752 ret = get_errno(ioctl(fd, ie->host_cmd, buf_temp));
1753 if (!is_error(ret)) {
1754 argptr = lock_user(arg, target_size, 0);
1755 thunk_convert(argptr, buf_temp, arg_type, THUNK_TARGET);
1756 unlock_user(argptr, arg, target_size);
1760 argptr = lock_user(arg, target_size, 1);
1761 thunk_convert(buf_temp, argptr, arg_type, THUNK_HOST);
1762 unlock_user(argptr, arg, 0);
1763 ret = get_errno(ioctl(fd, ie->host_cmd, buf_temp));
1767 argptr = lock_user(arg, target_size, 1);
1768 thunk_convert(buf_temp, argptr, arg_type, THUNK_HOST);
1769 unlock_user(argptr, arg, 0);
1770 ret = get_errno(ioctl(fd, ie->host_cmd, buf_temp));
1771 if (!is_error(ret)) {
1772 argptr = lock_user(arg, target_size, 0);
1773 thunk_convert(argptr, buf_temp, arg_type, THUNK_TARGET);
1774 unlock_user(argptr, arg, target_size);
1780 gemu_log("Unsupported ioctl type: cmd=0x%04lx type=%d\n", cmd, arg_type[0]);
1787 bitmask_transtbl iflag_tbl[] = {
1788 { TARGET_IGNBRK, TARGET_IGNBRK, IGNBRK, IGNBRK },
1789 { TARGET_BRKINT, TARGET_BRKINT, BRKINT, BRKINT },
1790 { TARGET_IGNPAR, TARGET_IGNPAR, IGNPAR, IGNPAR },
1791 { TARGET_PARMRK, TARGET_PARMRK, PARMRK, PARMRK },
1792 { TARGET_INPCK, TARGET_INPCK, INPCK, INPCK },
1793 { TARGET_ISTRIP, TARGET_ISTRIP, ISTRIP, ISTRIP },
1794 { TARGET_INLCR, TARGET_INLCR, INLCR, INLCR },
1795 { TARGET_IGNCR, TARGET_IGNCR, IGNCR, IGNCR },
1796 { TARGET_ICRNL, TARGET_ICRNL, ICRNL, ICRNL },
1797 { TARGET_IUCLC, TARGET_IUCLC, IUCLC, IUCLC },
1798 { TARGET_IXON, TARGET_IXON, IXON, IXON },
1799 { TARGET_IXANY, TARGET_IXANY, IXANY, IXANY },
1800 { TARGET_IXOFF, TARGET_IXOFF, IXOFF, IXOFF },
1801 { TARGET_IMAXBEL, TARGET_IMAXBEL, IMAXBEL, IMAXBEL },
1805 bitmask_transtbl oflag_tbl[] = {
1806 { TARGET_OPOST, TARGET_OPOST, OPOST, OPOST },
1807 { TARGET_OLCUC, TARGET_OLCUC, OLCUC, OLCUC },
1808 { TARGET_ONLCR, TARGET_ONLCR, ONLCR, ONLCR },
1809 { TARGET_OCRNL, TARGET_OCRNL, OCRNL, OCRNL },
1810 { TARGET_ONOCR, TARGET_ONOCR, ONOCR, ONOCR },
1811 { TARGET_ONLRET, TARGET_ONLRET, ONLRET, ONLRET },
1812 { TARGET_OFILL, TARGET_OFILL, OFILL, OFILL },
1813 { TARGET_OFDEL, TARGET_OFDEL, OFDEL, OFDEL },
1814 { TARGET_NLDLY, TARGET_NL0, NLDLY, NL0 },
1815 { TARGET_NLDLY, TARGET_NL1, NLDLY, NL1 },
1816 { TARGET_CRDLY, TARGET_CR0, CRDLY, CR0 },
1817 { TARGET_CRDLY, TARGET_CR1, CRDLY, CR1 },
1818 { TARGET_CRDLY, TARGET_CR2, CRDLY, CR2 },
1819 { TARGET_CRDLY, TARGET_CR3, CRDLY, CR3 },
1820 { TARGET_TABDLY, TARGET_TAB0, TABDLY, TAB0 },
1821 { TARGET_TABDLY, TARGET_TAB1, TABDLY, TAB1 },
1822 { TARGET_TABDLY, TARGET_TAB2, TABDLY, TAB2 },
1823 { TARGET_TABDLY, TARGET_TAB3, TABDLY, TAB3 },
1824 { TARGET_BSDLY, TARGET_BS0, BSDLY, BS0 },
1825 { TARGET_BSDLY, TARGET_BS1, BSDLY, BS1 },
1826 { TARGET_VTDLY, TARGET_VT0, VTDLY, VT0 },
1827 { TARGET_VTDLY, TARGET_VT1, VTDLY, VT1 },
1828 { TARGET_FFDLY, TARGET_FF0, FFDLY, FF0 },
1829 { TARGET_FFDLY, TARGET_FF1, FFDLY, FF1 },
1833 bitmask_transtbl cflag_tbl[] = {
1834 { TARGET_CBAUD, TARGET_B0, CBAUD, B0 },
1835 { TARGET_CBAUD, TARGET_B50, CBAUD, B50 },
1836 { TARGET_CBAUD, TARGET_B75, CBAUD, B75 },
1837 { TARGET_CBAUD, TARGET_B110, CBAUD, B110 },
1838 { TARGET_CBAUD, TARGET_B134, CBAUD, B134 },
1839 { TARGET_CBAUD, TARGET_B150, CBAUD, B150 },
1840 { TARGET_CBAUD, TARGET_B200, CBAUD, B200 },
1841 { TARGET_CBAUD, TARGET_B300, CBAUD, B300 },
1842 { TARGET_CBAUD, TARGET_B600, CBAUD, B600 },
1843 { TARGET_CBAUD, TARGET_B1200, CBAUD, B1200 },
1844 { TARGET_CBAUD, TARGET_B1800, CBAUD, B1800 },
1845 { TARGET_CBAUD, TARGET_B2400, CBAUD, B2400 },
1846 { TARGET_CBAUD, TARGET_B4800, CBAUD, B4800 },
1847 { TARGET_CBAUD, TARGET_B9600, CBAUD, B9600 },
1848 { TARGET_CBAUD, TARGET_B19200, CBAUD, B19200 },
1849 { TARGET_CBAUD, TARGET_B38400, CBAUD, B38400 },
1850 { TARGET_CBAUD, TARGET_B57600, CBAUD, B57600 },
1851 { TARGET_CBAUD, TARGET_B115200, CBAUD, B115200 },
1852 { TARGET_CBAUD, TARGET_B230400, CBAUD, B230400 },
1853 { TARGET_CBAUD, TARGET_B460800, CBAUD, B460800 },
1854 { TARGET_CSIZE, TARGET_CS5, CSIZE, CS5 },
1855 { TARGET_CSIZE, TARGET_CS6, CSIZE, CS6 },
1856 { TARGET_CSIZE, TARGET_CS7, CSIZE, CS7 },
1857 { TARGET_CSIZE, TARGET_CS8, CSIZE, CS8 },
1858 { TARGET_CSTOPB, TARGET_CSTOPB, CSTOPB, CSTOPB },
1859 { TARGET_CREAD, TARGET_CREAD, CREAD, CREAD },
1860 { TARGET_PARENB, TARGET_PARENB, PARENB, PARENB },
1861 { TARGET_PARODD, TARGET_PARODD, PARODD, PARODD },
1862 { TARGET_HUPCL, TARGET_HUPCL, HUPCL, HUPCL },
1863 { TARGET_CLOCAL, TARGET_CLOCAL, CLOCAL, CLOCAL },
1864 { TARGET_CRTSCTS, TARGET_CRTSCTS, CRTSCTS, CRTSCTS },
1868 bitmask_transtbl lflag_tbl[] = {
1869 { TARGET_ISIG, TARGET_ISIG, ISIG, ISIG },
1870 { TARGET_ICANON, TARGET_ICANON, ICANON, ICANON },
1871 { TARGET_XCASE, TARGET_XCASE, XCASE, XCASE },
1872 { TARGET_ECHO, TARGET_ECHO, ECHO, ECHO },
1873 { TARGET_ECHOE, TARGET_ECHOE, ECHOE, ECHOE },
1874 { TARGET_ECHOK, TARGET_ECHOK, ECHOK, ECHOK },
1875 { TARGET_ECHONL, TARGET_ECHONL, ECHONL, ECHONL },
1876 { TARGET_NOFLSH, TARGET_NOFLSH, NOFLSH, NOFLSH },
1877 { TARGET_TOSTOP, TARGET_TOSTOP, TOSTOP, TOSTOP },
1878 { TARGET_ECHOCTL, TARGET_ECHOCTL, ECHOCTL, ECHOCTL },
1879 { TARGET_ECHOPRT, TARGET_ECHOPRT, ECHOPRT, ECHOPRT },
1880 { TARGET_ECHOKE, TARGET_ECHOKE, ECHOKE, ECHOKE },
1881 { TARGET_FLUSHO, TARGET_FLUSHO, FLUSHO, FLUSHO },
1882 { TARGET_PENDIN, TARGET_PENDIN, PENDIN, PENDIN },
1883 { TARGET_IEXTEN, TARGET_IEXTEN, IEXTEN, IEXTEN },
1887 static void target_to_host_termios (void *dst, const void *src)
1889 struct host_termios *host = dst;
1890 const struct target_termios *target = src;
1893 target_to_host_bitmask(tswap32(target->c_iflag), iflag_tbl);
1895 target_to_host_bitmask(tswap32(target->c_oflag), oflag_tbl);
1897 target_to_host_bitmask(tswap32(target->c_cflag), cflag_tbl);
1899 target_to_host_bitmask(tswap32(target->c_lflag), lflag_tbl);
1900 host->c_line = target->c_line;
1902 host->c_cc[VINTR] = target->c_cc[TARGET_VINTR];
1903 host->c_cc[VQUIT] = target->c_cc[TARGET_VQUIT];
1904 host->c_cc[VERASE] = target->c_cc[TARGET_VERASE];
1905 host->c_cc[VKILL] = target->c_cc[TARGET_VKILL];
1906 host->c_cc[VEOF] = target->c_cc[TARGET_VEOF];
1907 host->c_cc[VTIME] = target->c_cc[TARGET_VTIME];
1908 host->c_cc[VMIN] = target->c_cc[TARGET_VMIN];
1909 host->c_cc[VSWTC] = target->c_cc[TARGET_VSWTC];
1910 host->c_cc[VSTART] = target->c_cc[TARGET_VSTART];
1911 host->c_cc[VSTOP] = target->c_cc[TARGET_VSTOP];
1912 host->c_cc[VSUSP] = target->c_cc[TARGET_VSUSP];
1913 host->c_cc[VEOL] = target->c_cc[TARGET_VEOL];
1914 host->c_cc[VREPRINT] = target->c_cc[TARGET_VREPRINT];
1915 host->c_cc[VDISCARD] = target->c_cc[TARGET_VDISCARD];
1916 host->c_cc[VWERASE] = target->c_cc[TARGET_VWERASE];
1917 host->c_cc[VLNEXT] = target->c_cc[TARGET_VLNEXT];
1918 host->c_cc[VEOL2] = target->c_cc[TARGET_VEOL2];
1921 static void host_to_target_termios (void *dst, const void *src)
1923 struct target_termios *target = dst;
1924 const struct host_termios *host = src;
1927 tswap32(host_to_target_bitmask(host->c_iflag, iflag_tbl));
1929 tswap32(host_to_target_bitmask(host->c_oflag, oflag_tbl));
1931 tswap32(host_to_target_bitmask(host->c_cflag, cflag_tbl));
1933 tswap32(host_to_target_bitmask(host->c_lflag, lflag_tbl));
1934 target->c_line = host->c_line;
1936 target->c_cc[TARGET_VINTR] = host->c_cc[VINTR];
1937 target->c_cc[TARGET_VQUIT] = host->c_cc[VQUIT];
1938 target->c_cc[TARGET_VERASE] = host->c_cc[VERASE];
1939 target->c_cc[TARGET_VKILL] = host->c_cc[VKILL];
1940 target->c_cc[TARGET_VEOF] = host->c_cc[VEOF];
1941 target->c_cc[TARGET_VTIME] = host->c_cc[VTIME];
1942 target->c_cc[TARGET_VMIN] = host->c_cc[VMIN];
1943 target->c_cc[TARGET_VSWTC] = host->c_cc[VSWTC];
1944 target->c_cc[TARGET_VSTART] = host->c_cc[VSTART];
1945 target->c_cc[TARGET_VSTOP] = host->c_cc[VSTOP];
1946 target->c_cc[TARGET_VSUSP] = host->c_cc[VSUSP];
1947 target->c_cc[TARGET_VEOL] = host->c_cc[VEOL];
1948 target->c_cc[TARGET_VREPRINT] = host->c_cc[VREPRINT];
1949 target->c_cc[TARGET_VDISCARD] = host->c_cc[VDISCARD];
1950 target->c_cc[TARGET_VWERASE] = host->c_cc[VWERASE];
1951 target->c_cc[TARGET_VLNEXT] = host->c_cc[VLNEXT];
1952 target->c_cc[TARGET_VEOL2] = host->c_cc[VEOL2];
1955 StructEntry struct_termios_def = {
1956 .convert = { host_to_target_termios, target_to_host_termios },
1957 .size = { sizeof(struct target_termios), sizeof(struct host_termios) },
1958 .align = { __alignof__(struct target_termios), __alignof__(struct host_termios) },
1961 static bitmask_transtbl mmap_flags_tbl[] = {
1962 { TARGET_MAP_SHARED, TARGET_MAP_SHARED, MAP_SHARED, MAP_SHARED },
1963 { TARGET_MAP_PRIVATE, TARGET_MAP_PRIVATE, MAP_PRIVATE, MAP_PRIVATE },
1964 { TARGET_MAP_FIXED, TARGET_MAP_FIXED, MAP_FIXED, MAP_FIXED },
1965 { TARGET_MAP_ANONYMOUS, TARGET_MAP_ANONYMOUS, MAP_ANONYMOUS, MAP_ANONYMOUS },
1966 { TARGET_MAP_GROWSDOWN, TARGET_MAP_GROWSDOWN, MAP_GROWSDOWN, MAP_GROWSDOWN },
1967 { TARGET_MAP_DENYWRITE, TARGET_MAP_DENYWRITE, MAP_DENYWRITE, MAP_DENYWRITE },
1968 { TARGET_MAP_EXECUTABLE, TARGET_MAP_EXECUTABLE, MAP_EXECUTABLE, MAP_EXECUTABLE },
1969 { TARGET_MAP_LOCKED, TARGET_MAP_LOCKED, MAP_LOCKED, MAP_LOCKED },
1973 static bitmask_transtbl fcntl_flags_tbl[] = {
1974 { TARGET_O_ACCMODE, TARGET_O_WRONLY, O_ACCMODE, O_WRONLY, },
1975 { TARGET_O_ACCMODE, TARGET_O_RDWR, O_ACCMODE, O_RDWR, },
1976 { TARGET_O_CREAT, TARGET_O_CREAT, O_CREAT, O_CREAT, },
1977 { TARGET_O_EXCL, TARGET_O_EXCL, O_EXCL, O_EXCL, },
1978 { TARGET_O_NOCTTY, TARGET_O_NOCTTY, O_NOCTTY, O_NOCTTY, },
1979 { TARGET_O_TRUNC, TARGET_O_TRUNC, O_TRUNC, O_TRUNC, },
1980 { TARGET_O_APPEND, TARGET_O_APPEND, O_APPEND, O_APPEND, },
1981 { TARGET_O_NONBLOCK, TARGET_O_NONBLOCK, O_NONBLOCK, O_NONBLOCK, },
1982 { TARGET_O_SYNC, TARGET_O_SYNC, O_SYNC, O_SYNC, },
1983 { TARGET_FASYNC, TARGET_FASYNC, FASYNC, FASYNC, },
1984 { TARGET_O_DIRECTORY, TARGET_O_DIRECTORY, O_DIRECTORY, O_DIRECTORY, },
1985 { TARGET_O_NOFOLLOW, TARGET_O_NOFOLLOW, O_NOFOLLOW, O_NOFOLLOW, },
1986 { TARGET_O_LARGEFILE, TARGET_O_LARGEFILE, O_LARGEFILE, O_LARGEFILE, },
1987 #if defined(O_DIRECT)
1988 { TARGET_O_DIRECT, TARGET_O_DIRECT, O_DIRECT, O_DIRECT, },
1993 #if defined(TARGET_I386)
1995 /* NOTE: there is really one LDT for all the threads */
1998 static int read_ldt(target_ulong ptr, unsigned long bytecount)
2005 size = TARGET_LDT_ENTRIES * TARGET_LDT_ENTRY_SIZE;
2006 if (size > bytecount)
2008 p = lock_user(ptr, size, 0);
2009 /* ??? Shoudl this by byteswapped? */
2010 memcpy(p, ldt_table, size);
2011 unlock_user(p, ptr, size);
2015 /* XXX: add locking support */
2016 static int write_ldt(CPUX86State *env,
2017 target_ulong ptr, unsigned long bytecount, int oldmode)
2019 struct target_modify_ldt_ldt_s ldt_info;
2020 struct target_modify_ldt_ldt_s *target_ldt_info;
2021 int seg_32bit, contents, read_exec_only, limit_in_pages;
2022 int seg_not_present, useable;
2023 uint32_t *lp, entry_1, entry_2;
2025 if (bytecount != sizeof(ldt_info))
2027 lock_user_struct(target_ldt_info, ptr, 1);
2028 ldt_info.entry_number = tswap32(target_ldt_info->entry_number);
2029 ldt_info.base_addr = tswapl(target_ldt_info->base_addr);
2030 ldt_info.limit = tswap32(target_ldt_info->limit);
2031 ldt_info.flags = tswap32(target_ldt_info->flags);
2032 unlock_user_struct(target_ldt_info, ptr, 0);
2034 if (ldt_info.entry_number >= TARGET_LDT_ENTRIES)
2036 seg_32bit = ldt_info.flags & 1;
2037 contents = (ldt_info.flags >> 1) & 3;
2038 read_exec_only = (ldt_info.flags >> 3) & 1;
2039 limit_in_pages = (ldt_info.flags >> 4) & 1;
2040 seg_not_present = (ldt_info.flags >> 5) & 1;
2041 useable = (ldt_info.flags >> 6) & 1;
2043 if (contents == 3) {
2046 if (seg_not_present == 0)
2049 /* allocate the LDT */
2051 ldt_table = malloc(TARGET_LDT_ENTRIES * TARGET_LDT_ENTRY_SIZE);
2054 memset(ldt_table, 0, TARGET_LDT_ENTRIES * TARGET_LDT_ENTRY_SIZE);
2055 env->ldt.base = h2g(ldt_table);
2056 env->ldt.limit = 0xffff;
2059 /* NOTE: same code as Linux kernel */
2060 /* Allow LDTs to be cleared by the user. */
2061 if (ldt_info.base_addr == 0 && ldt_info.limit == 0) {
2064 read_exec_only == 1 &&
2066 limit_in_pages == 0 &&
2067 seg_not_present == 1 &&
2075 entry_1 = ((ldt_info.base_addr & 0x0000ffff) << 16) |
2076 (ldt_info.limit & 0x0ffff);
2077 entry_2 = (ldt_info.base_addr & 0xff000000) |
2078 ((ldt_info.base_addr & 0x00ff0000) >> 16) |
2079 (ldt_info.limit & 0xf0000) |
2080 ((read_exec_only ^ 1) << 9) |
2082 ((seg_not_present ^ 1) << 15) |
2084 (limit_in_pages << 23) |
2087 entry_2 |= (useable << 20);
2089 /* Install the new entry ... */
2091 lp = (uint32_t *)(ldt_table + (ldt_info.entry_number << 3));
2092 lp[0] = tswap32(entry_1);
2093 lp[1] = tswap32(entry_2);
2097 /* specific and weird i386 syscalls */
2098 int do_modify_ldt(CPUX86State *env, int func, target_ulong ptr, unsigned long bytecount)
2104 ret = read_ldt(ptr, bytecount);
2107 ret = write_ldt(env, ptr, bytecount, 1);
2110 ret = write_ldt(env, ptr, bytecount, 0);
2116 #endif /* defined(TARGET_I386) */
2118 /* this stack is the equivalent of the kernel stack associated with a
2120 #define NEW_STACK_SIZE 8192
2122 static int clone_func(void *arg)
2124 CPUState *env = arg;
2130 int do_fork(CPUState *env, unsigned int flags, unsigned long newsp)
2137 if (flags & CLONE_VM) {
2138 ts = malloc(sizeof(TaskState) + NEW_STACK_SIZE);
2139 memset(ts, 0, sizeof(TaskState));
2140 new_stack = ts->stack;
2142 /* add in task state list */
2143 ts->next = first_task_state;
2144 first_task_state = ts;
2145 /* we create a new CPU instance. */
2146 new_env = cpu_copy(env);
2147 #if defined(TARGET_I386)
2149 newsp = env->regs[R_ESP];
2150 new_env->regs[R_ESP] = newsp;
2151 new_env->regs[R_EAX] = 0;
2152 #elif defined(TARGET_ARM)
2154 newsp = env->regs[13];
2155 new_env->regs[13] = newsp;
2156 new_env->regs[0] = 0;
2157 #elif defined(TARGET_SPARC)
2159 newsp = env->regwptr[22];
2160 new_env->regwptr[22] = newsp;
2161 new_env->regwptr[0] = 0;
2163 printf ("HELPME: %s:%d\n", __FILE__, __LINE__);
2164 #elif defined(TARGET_M68K)
2166 newsp = env->aregs[7];
2167 new_env->aregs[7] = newsp;
2168 new_env->dregs[0] = 0;
2169 /* ??? is this sufficient? */
2170 #elif defined(TARGET_MIPS)
2172 newsp = env->gpr[29];
2173 new_env->gpr[29] = newsp;
2174 #elif defined(TARGET_PPC)
2176 newsp = env->gpr[1];
2177 new_env->gpr[1] = newsp;
2180 for (i = 7; i < 32; i++)
2181 new_env->gpr[i] = 0;
2183 #elif defined(TARGET_SH4)
2185 newsp = env->gregs[15];
2186 new_env->gregs[15] = newsp;
2188 #elif defined(TARGET_ALPHA)
2190 newsp = env->ir[30];
2191 new_env->ir[30] = newsp;
2195 for (i = 7; i < 30; i++)
2199 #error unsupported target CPU
2201 new_env->opaque = ts;
2203 ret = __clone2(clone_func, new_stack + NEW_STACK_SIZE, flags, new_env);
2205 ret = clone(clone_func, new_stack + NEW_STACK_SIZE, flags, new_env);
2208 /* if no CLONE_VM, we consider it is a fork */
2209 if ((flags & ~CSIGNAL) != 0)
2216 static long do_fcntl(int fd, int cmd, target_ulong arg)
2219 struct target_flock *target_fl;
2220 struct flock64 fl64;
2221 struct target_flock64 *target_fl64;
2225 case TARGET_F_GETLK:
2226 lock_user_struct(target_fl, arg, 1);
2227 fl.l_type = tswap16(target_fl->l_type);
2228 fl.l_whence = tswap16(target_fl->l_whence);
2229 fl.l_start = tswapl(target_fl->l_start);
2230 fl.l_len = tswapl(target_fl->l_len);
2231 fl.l_pid = tswapl(target_fl->l_pid);
2232 unlock_user_struct(target_fl, arg, 0);
2233 ret = fcntl(fd, cmd, &fl);
2235 lock_user_struct(target_fl, arg, 0);
2236 target_fl->l_type = tswap16(fl.l_type);
2237 target_fl->l_whence = tswap16(fl.l_whence);
2238 target_fl->l_start = tswapl(fl.l_start);
2239 target_fl->l_len = tswapl(fl.l_len);
2240 target_fl->l_pid = tswapl(fl.l_pid);
2241 unlock_user_struct(target_fl, arg, 1);
2245 case TARGET_F_SETLK:
2246 case TARGET_F_SETLKW:
2247 lock_user_struct(target_fl, arg, 1);
2248 fl.l_type = tswap16(target_fl->l_type);
2249 fl.l_whence = tswap16(target_fl->l_whence);
2250 fl.l_start = tswapl(target_fl->l_start);
2251 fl.l_len = tswapl(target_fl->l_len);
2252 fl.l_pid = tswapl(target_fl->l_pid);
2253 unlock_user_struct(target_fl, arg, 0);
2254 ret = fcntl(fd, cmd, &fl);
2257 case TARGET_F_GETLK64:
2258 lock_user_struct(target_fl64, arg, 1);
2259 fl64.l_type = tswap16(target_fl64->l_type) >> 1;
2260 fl64.l_whence = tswap16(target_fl64->l_whence);
2261 fl64.l_start = tswapl(target_fl64->l_start);
2262 fl64.l_len = tswapl(target_fl64->l_len);
2263 fl64.l_pid = tswap16(target_fl64->l_pid);
2264 unlock_user_struct(target_fl64, arg, 0);
2265 ret = fcntl(fd, cmd >> 1, &fl64);
2267 lock_user_struct(target_fl64, arg, 0);
2268 target_fl64->l_type = tswap16(fl64.l_type) >> 1;
2269 target_fl64->l_whence = tswap16(fl64.l_whence);
2270 target_fl64->l_start = tswapl(fl64.l_start);
2271 target_fl64->l_len = tswapl(fl64.l_len);
2272 target_fl64->l_pid = tswapl(fl64.l_pid);
2273 unlock_user_struct(target_fl64, arg, 1);
2276 case TARGET_F_SETLK64:
2277 case TARGET_F_SETLKW64:
2278 lock_user_struct(target_fl64, arg, 1);
2279 fl64.l_type = tswap16(target_fl64->l_type) >> 1;
2280 fl64.l_whence = tswap16(target_fl64->l_whence);
2281 fl64.l_start = tswapl(target_fl64->l_start);
2282 fl64.l_len = tswapl(target_fl64->l_len);
2283 fl64.l_pid = tswap16(target_fl64->l_pid);
2284 unlock_user_struct(target_fl64, arg, 0);
2285 ret = fcntl(fd, cmd >> 1, &fl64);
2289 ret = fcntl(fd, cmd, arg);
2290 ret = host_to_target_bitmask(ret, fcntl_flags_tbl);
2294 ret = fcntl(fd, cmd, target_to_host_bitmask(arg, fcntl_flags_tbl));
2298 ret = fcntl(fd, cmd, arg);
2306 static inline int high2lowuid(int uid)
2314 static inline int high2lowgid(int gid)
2322 static inline int low2highuid(int uid)
2324 if ((int16_t)uid == -1)
2330 static inline int low2highgid(int gid)
2332 if ((int16_t)gid == -1)
2338 #endif /* USE_UID16 */
2340 void syscall_init(void)
2343 const argtype *arg_type;
2346 #define STRUCT(name, list...) thunk_register_struct(STRUCT_ ## name, #name, struct_ ## name ## _def);
2347 #define STRUCT_SPECIAL(name) thunk_register_struct_direct(STRUCT_ ## name, #name, &struct_ ## name ## _def);
2348 #include "syscall_types.h"
2350 #undef STRUCT_SPECIAL
2352 /* we patch the ioctl size if necessary. We rely on the fact that
2353 no ioctl has all the bits at '1' in the size field */
2355 while (ie->target_cmd != 0) {
2356 if (((ie->target_cmd >> TARGET_IOC_SIZESHIFT) & TARGET_IOC_SIZEMASK) ==
2357 TARGET_IOC_SIZEMASK) {
2358 arg_type = ie->arg_type;
2359 if (arg_type[0] != TYPE_PTR) {
2360 fprintf(stderr, "cannot patch size for ioctl 0x%x\n",
2365 size = thunk_type_size(arg_type, 0);
2366 ie->target_cmd = (ie->target_cmd &
2367 ~(TARGET_IOC_SIZEMASK << TARGET_IOC_SIZESHIFT)) |
2368 (size << TARGET_IOC_SIZESHIFT);
2370 /* automatic consistency check if same arch */
2371 #if defined(__i386__) && defined(TARGET_I386)
2372 if (ie->target_cmd != ie->host_cmd) {
2373 fprintf(stderr, "ERROR: ioctl: target=0x%x host=0x%x\n",
2374 ie->target_cmd, ie->host_cmd);
2381 static inline uint64_t target_offset64(uint32_t word0, uint32_t word1)
2383 #ifdef TARGET_WORDS_BIG_ENDIAN
2384 return ((uint64_t)word0 << 32) | word1;
2386 return ((uint64_t)word1 << 32) | word0;
2390 #ifdef TARGET_NR_truncate64
2391 static inline long target_truncate64(void *cpu_env, const char *arg1,
2392 long arg2, long arg3, long arg4)
2395 if (((CPUARMState *)cpu_env)->eabi)
2401 return get_errno(truncate64(arg1, target_offset64(arg2, arg3)));
2405 #ifdef TARGET_NR_ftruncate64
2406 static inline long target_ftruncate64(void *cpu_env, long arg1, long arg2,
2407 long arg3, long arg4)
2410 if (((CPUARMState *)cpu_env)->eabi)
2416 return get_errno(ftruncate64(arg1, target_offset64(arg2, arg3)));
2420 static inline void target_to_host_timespec(struct timespec *host_ts,
2421 target_ulong target_addr)
2423 struct target_timespec *target_ts;
2425 lock_user_struct(target_ts, target_addr, 1);
2426 host_ts->tv_sec = tswapl(target_ts->tv_sec);
2427 host_ts->tv_nsec = tswapl(target_ts->tv_nsec);
2428 unlock_user_struct(target_ts, target_addr, 0);
2431 static inline void host_to_target_timespec(target_ulong target_addr,
2432 struct timespec *host_ts)
2434 struct target_timespec *target_ts;
2436 lock_user_struct(target_ts, target_addr, 0);
2437 target_ts->tv_sec = tswapl(host_ts->tv_sec);
2438 target_ts->tv_nsec = tswapl(host_ts->tv_nsec);
2439 unlock_user_struct(target_ts, target_addr, 1);
2442 long do_syscall(void *cpu_env, int num, long arg1, long arg2, long arg3,
2443 long arg4, long arg5, long arg6)
2451 gemu_log("syscall %d", num);
2454 case TARGET_NR_exit:
2458 gdb_exit(cpu_env, arg1);
2459 /* XXX: should free thread stack and CPU env */
2461 ret = 0; /* avoid warning */
2463 case TARGET_NR_read:
2464 page_unprotect_range(arg2, arg3);
2465 p = lock_user(arg2, arg3, 0);
2466 ret = get_errno(read(arg1, p, arg3));
2467 unlock_user(p, arg2, ret);
2469 case TARGET_NR_write:
2470 p = lock_user(arg2, arg3, 1);
2471 ret = get_errno(write(arg1, p, arg3));
2472 unlock_user(p, arg2, 0);
2474 case TARGET_NR_open:
2475 p = lock_user_string(arg1);
2476 ret = get_errno(open(path(p),
2477 target_to_host_bitmask(arg2, fcntl_flags_tbl),
2479 unlock_user(p, arg1, 0);
2481 case TARGET_NR_close:
2482 ret = get_errno(close(arg1));
2487 case TARGET_NR_fork:
2488 ret = get_errno(do_fork(cpu_env, SIGCHLD, 0));
2490 #ifdef TARGET_NR_waitpid
2491 case TARGET_NR_waitpid:
2494 ret = get_errno(waitpid(arg1, &status, arg3));
2495 if (!is_error(ret) && arg2)
2496 tput32(arg2, status);
2500 #ifdef TARGET_NR_creat /* not on alpha */
2501 case TARGET_NR_creat:
2502 p = lock_user_string(arg1);
2503 ret = get_errno(creat(p, arg2));
2504 unlock_user(p, arg1, 0);
2507 case TARGET_NR_link:
2510 p = lock_user_string(arg1);
2511 p2 = lock_user_string(arg2);
2512 ret = get_errno(link(p, p2));
2513 unlock_user(p2, arg2, 0);
2514 unlock_user(p, arg1, 0);
2517 case TARGET_NR_unlink:
2518 p = lock_user_string(arg1);
2519 ret = get_errno(unlink(p));
2520 unlock_user(p, arg1, 0);
2522 case TARGET_NR_execve:
2524 char **argp, **envp;
2527 target_ulong guest_argp;
2528 target_ulong guest_envp;
2534 for (gp = guest_argp; tgetl(gp); gp++)
2538 for (gp = guest_envp; tgetl(gp); gp++)
2541 argp = alloca((argc + 1) * sizeof(void *));
2542 envp = alloca((envc + 1) * sizeof(void *));
2544 for (gp = guest_argp, q = argp; ;
2545 gp += sizeof(target_ulong), q++) {
2549 *q = lock_user_string(addr);
2553 for (gp = guest_envp, q = envp; ;
2554 gp += sizeof(target_ulong), q++) {
2558 *q = lock_user_string(addr);
2562 p = lock_user_string(arg1);
2563 ret = get_errno(execve(p, argp, envp));
2564 unlock_user(p, arg1, 0);
2566 for (gp = guest_argp, q = argp; *q;
2567 gp += sizeof(target_ulong), q++) {
2569 unlock_user(*q, addr, 0);
2571 for (gp = guest_envp, q = envp; *q;
2572 gp += sizeof(target_ulong), q++) {
2574 unlock_user(*q, addr, 0);
2578 case TARGET_NR_chdir:
2579 p = lock_user_string(arg1);
2580 ret = get_errno(chdir(p));
2581 unlock_user(p, arg1, 0);
2583 #ifdef TARGET_NR_time
2584 case TARGET_NR_time:
2587 ret = get_errno(time(&host_time));
2588 if (!is_error(ret) && arg1)
2589 tputl(arg1, host_time);
2593 case TARGET_NR_mknod:
2594 p = lock_user_string(arg1);
2595 ret = get_errno(mknod(p, arg2, arg3));
2596 unlock_user(p, arg1, 0);
2598 case TARGET_NR_chmod:
2599 p = lock_user_string(arg1);
2600 ret = get_errno(chmod(p, arg2));
2601 unlock_user(p, arg1, 0);
2603 #ifdef TARGET_NR_break
2604 case TARGET_NR_break:
2607 #ifdef TARGET_NR_oldstat
2608 case TARGET_NR_oldstat:
2611 case TARGET_NR_lseek:
2612 ret = get_errno(lseek(arg1, arg2, arg3));
2614 #ifdef TARGET_NR_getxpid
2615 case TARGET_NR_getxpid:
2617 case TARGET_NR_getpid:
2619 ret = get_errno(getpid());
2621 case TARGET_NR_mount:
2623 /* need to look at the data field */
2625 p = lock_user_string(arg1);
2626 p2 = lock_user_string(arg2);
2627 p3 = lock_user_string(arg3);
2628 ret = get_errno(mount(p, p2, p3, (unsigned long)arg4, (const void *)arg5));
2629 unlock_user(p, arg1, 0);
2630 unlock_user(p2, arg2, 0);
2631 unlock_user(p3, arg3, 0);
2634 #ifdef TARGET_NR_umount
2635 case TARGET_NR_umount:
2636 p = lock_user_string(arg1);
2637 ret = get_errno(umount(p));
2638 unlock_user(p, arg1, 0);
2641 #ifdef TARGET_NR_stime /* not on alpha */
2642 case TARGET_NR_stime:
2645 host_time = tgetl(arg1);
2646 ret = get_errno(stime(&host_time));
2650 case TARGET_NR_ptrace:
2652 #ifdef TARGET_NR_alarm /* not on alpha */
2653 case TARGET_NR_alarm:
2657 #ifdef TARGET_NR_oldfstat
2658 case TARGET_NR_oldfstat:
2661 #ifdef TARGET_NR_pause /* not on alpha */
2662 case TARGET_NR_pause:
2663 ret = get_errno(pause());
2666 #ifdef TARGET_NR_utime
2667 case TARGET_NR_utime:
2669 struct utimbuf tbuf, *host_tbuf;
2670 struct target_utimbuf *target_tbuf;
2672 lock_user_struct(target_tbuf, arg2, 1);
2673 tbuf.actime = tswapl(target_tbuf->actime);
2674 tbuf.modtime = tswapl(target_tbuf->modtime);
2675 unlock_user_struct(target_tbuf, arg2, 0);
2680 p = lock_user_string(arg1);
2681 ret = get_errno(utime(p, host_tbuf));
2682 unlock_user(p, arg1, 0);
2686 case TARGET_NR_utimes:
2688 struct timeval *tvp, tv[2];
2690 target_to_host_timeval(&tv[0], arg2);
2691 target_to_host_timeval(&tv[1],
2692 arg2 + sizeof (struct target_timeval));
2697 p = lock_user_string(arg1);
2698 ret = get_errno(utimes(p, tvp));
2699 unlock_user(p, arg1, 0);
2702 #ifdef TARGET_NR_stty
2703 case TARGET_NR_stty:
2706 #ifdef TARGET_NR_gtty
2707 case TARGET_NR_gtty:
2710 case TARGET_NR_access:
2711 p = lock_user_string(arg1);
2712 ret = get_errno(access(p, arg2));
2713 unlock_user(p, arg1, 0);
2715 #ifdef TARGET_NR_nice /* not on alpha */
2716 case TARGET_NR_nice:
2717 ret = get_errno(nice(arg1));
2720 #ifdef TARGET_NR_ftime
2721 case TARGET_NR_ftime:
2724 case TARGET_NR_sync:
2728 case TARGET_NR_kill:
2729 ret = get_errno(kill(arg1, arg2));
2731 case TARGET_NR_rename:
2734 p = lock_user_string(arg1);
2735 p2 = lock_user_string(arg2);
2736 ret = get_errno(rename(p, p2));
2737 unlock_user(p2, arg2, 0);
2738 unlock_user(p, arg1, 0);
2741 case TARGET_NR_mkdir:
2742 p = lock_user_string(arg1);
2743 ret = get_errno(mkdir(p, arg2));
2744 unlock_user(p, arg1, 0);
2746 case TARGET_NR_rmdir:
2747 p = lock_user_string(arg1);
2748 ret = get_errno(rmdir(p));
2749 unlock_user(p, arg1, 0);
2752 ret = get_errno(dup(arg1));
2754 case TARGET_NR_pipe:
2757 ret = get_errno(pipe(host_pipe));
2758 if (!is_error(ret)) {
2759 #if defined(TARGET_MIPS)
2760 ((CPUMIPSState*)cpu_env)->gpr[3] = host_pipe[1];
2763 tput32(arg1, host_pipe[0]);
2764 tput32(arg1 + 4, host_pipe[1]);
2769 case TARGET_NR_times:
2771 struct target_tms *tmsp;
2773 ret = get_errno(times(&tms));
2775 tmsp = lock_user(arg1, sizeof(struct target_tms), 0);
2776 tmsp->tms_utime = tswapl(host_to_target_clock_t(tms.tms_utime));
2777 tmsp->tms_stime = tswapl(host_to_target_clock_t(tms.tms_stime));
2778 tmsp->tms_cutime = tswapl(host_to_target_clock_t(tms.tms_cutime));
2779 tmsp->tms_cstime = tswapl(host_to_target_clock_t(tms.tms_cstime));
2782 ret = host_to_target_clock_t(ret);
2785 #ifdef TARGET_NR_prof
2786 case TARGET_NR_prof:
2789 #ifdef TARGET_NR_signal
2790 case TARGET_NR_signal:
2793 case TARGET_NR_acct:
2794 p = lock_user_string(arg1);
2795 ret = get_errno(acct(path(p)));
2796 unlock_user(p, arg1, 0);
2798 #ifdef TARGET_NR_umount2 /* not on alpha */
2799 case TARGET_NR_umount2:
2800 p = lock_user_string(arg1);
2801 ret = get_errno(umount2(p, arg2));
2802 unlock_user(p, arg1, 0);
2805 #ifdef TARGET_NR_lock
2806 case TARGET_NR_lock:
2809 case TARGET_NR_ioctl:
2810 ret = do_ioctl(arg1, arg2, arg3);
2812 case TARGET_NR_fcntl:
2813 ret = get_errno(do_fcntl(arg1, arg2, arg3));
2815 #ifdef TARGET_NR_mpx
2819 case TARGET_NR_setpgid:
2820 ret = get_errno(setpgid(arg1, arg2));
2822 #ifdef TARGET_NR_ulimit
2823 case TARGET_NR_ulimit:
2826 #ifdef TARGET_NR_oldolduname
2827 case TARGET_NR_oldolduname:
2830 case TARGET_NR_umask:
2831 ret = get_errno(umask(arg1));
2833 case TARGET_NR_chroot:
2834 p = lock_user_string(arg1);
2835 ret = get_errno(chroot(p));
2836 unlock_user(p, arg1, 0);
2838 case TARGET_NR_ustat:
2840 case TARGET_NR_dup2:
2841 ret = get_errno(dup2(arg1, arg2));
2843 #ifdef TARGET_NR_getppid /* not on alpha */
2844 case TARGET_NR_getppid:
2845 ret = get_errno(getppid());
2848 case TARGET_NR_getpgrp:
2849 ret = get_errno(getpgrp());
2851 case TARGET_NR_setsid:
2852 ret = get_errno(setsid());
2854 #ifdef TARGET_NR_sigaction
2855 case TARGET_NR_sigaction:
2857 #if !defined(TARGET_MIPS)
2858 struct target_old_sigaction *old_act;
2859 struct target_sigaction act, oact, *pact;
2861 lock_user_struct(old_act, arg2, 1);
2862 act._sa_handler = old_act->_sa_handler;
2863 target_siginitset(&act.sa_mask, old_act->sa_mask);
2864 act.sa_flags = old_act->sa_flags;
2865 act.sa_restorer = old_act->sa_restorer;
2866 unlock_user_struct(old_act, arg2, 0);
2871 ret = get_errno(do_sigaction(arg1, pact, &oact));
2872 if (!is_error(ret) && arg3) {
2873 lock_user_struct(old_act, arg3, 0);
2874 old_act->_sa_handler = oact._sa_handler;
2875 old_act->sa_mask = oact.sa_mask.sig[0];
2876 old_act->sa_flags = oact.sa_flags;
2877 old_act->sa_restorer = oact.sa_restorer;
2878 unlock_user_struct(old_act, arg3, 1);
2881 struct target_sigaction act, oact, *pact, *old_act;
2884 lock_user_struct(old_act, arg2, 1);
2885 act._sa_handler = old_act->_sa_handler;
2886 target_siginitset(&act.sa_mask, old_act->sa_mask.sig[0]);
2887 act.sa_flags = old_act->sa_flags;
2888 unlock_user_struct(old_act, arg2, 0);
2894 ret = get_errno(do_sigaction(arg1, pact, &oact));
2896 if (!is_error(ret) && arg3) {
2897 lock_user_struct(old_act, arg3, 0);
2898 old_act->_sa_handler = oact._sa_handler;
2899 old_act->sa_flags = oact.sa_flags;
2900 old_act->sa_mask.sig[0] = oact.sa_mask.sig[0];
2901 old_act->sa_mask.sig[1] = 0;
2902 old_act->sa_mask.sig[2] = 0;
2903 old_act->sa_mask.sig[3] = 0;
2904 unlock_user_struct(old_act, arg3, 1);
2910 case TARGET_NR_rt_sigaction:
2912 struct target_sigaction *act;
2913 struct target_sigaction *oact;
2916 lock_user_struct(act, arg2, 1);
2920 lock_user_struct(oact, arg3, 0);
2923 ret = get_errno(do_sigaction(arg1, act, oact));
2925 unlock_user_struct(act, arg2, 0);
2927 unlock_user_struct(oact, arg3, 1);
2930 #ifdef TARGET_NR_sgetmask /* not on alpha */
2931 case TARGET_NR_sgetmask:
2934 target_ulong target_set;
2935 sigprocmask(0, NULL, &cur_set);
2936 host_to_target_old_sigset(&target_set, &cur_set);
2941 #ifdef TARGET_NR_ssetmask /* not on alpha */
2942 case TARGET_NR_ssetmask:
2944 sigset_t set, oset, cur_set;
2945 target_ulong target_set = arg1;
2946 sigprocmask(0, NULL, &cur_set);
2947 target_to_host_old_sigset(&set, &target_set);
2948 sigorset(&set, &set, &cur_set);
2949 sigprocmask(SIG_SETMASK, &set, &oset);
2950 host_to_target_old_sigset(&target_set, &oset);
2955 #ifdef TARGET_NR_sigprocmask
2956 case TARGET_NR_sigprocmask:
2959 sigset_t set, oldset, *set_ptr;
2963 case TARGET_SIG_BLOCK:
2966 case TARGET_SIG_UNBLOCK:
2969 case TARGET_SIG_SETMASK:
2976 p = lock_user(arg2, sizeof(target_sigset_t), 1);
2977 target_to_host_old_sigset(&set, p);
2978 unlock_user(p, arg2, 0);
2984 ret = get_errno(sigprocmask(arg1, set_ptr, &oldset));
2985 if (!is_error(ret) && arg3) {
2986 p = lock_user(arg3, sizeof(target_sigset_t), 0);
2987 host_to_target_old_sigset(p, &oldset);
2988 unlock_user(p, arg3, sizeof(target_sigset_t));
2993 case TARGET_NR_rt_sigprocmask:
2996 sigset_t set, oldset, *set_ptr;
3000 case TARGET_SIG_BLOCK:
3003 case TARGET_SIG_UNBLOCK:
3006 case TARGET_SIG_SETMASK:
3013 p = lock_user(arg2, sizeof(target_sigset_t), 1);
3014 target_to_host_sigset(&set, p);
3015 unlock_user(p, arg2, 0);
3021 ret = get_errno(sigprocmask(how, set_ptr, &oldset));
3022 if (!is_error(ret) && arg3) {
3023 p = lock_user(arg3, sizeof(target_sigset_t), 0);
3024 host_to_target_sigset(p, &oldset);
3025 unlock_user(p, arg3, sizeof(target_sigset_t));
3029 #ifdef TARGET_NR_sigpending
3030 case TARGET_NR_sigpending:
3033 ret = get_errno(sigpending(&set));
3034 if (!is_error(ret)) {
3035 p = lock_user(arg1, sizeof(target_sigset_t), 0);
3036 host_to_target_old_sigset(p, &set);
3037 unlock_user(p, arg1, sizeof(target_sigset_t));
3042 case TARGET_NR_rt_sigpending:
3045 ret = get_errno(sigpending(&set));
3046 if (!is_error(ret)) {
3047 p = lock_user(arg1, sizeof(target_sigset_t), 0);
3048 host_to_target_sigset(p, &set);
3049 unlock_user(p, arg1, sizeof(target_sigset_t));
3053 #ifdef TARGET_NR_sigsuspend
3054 case TARGET_NR_sigsuspend:
3057 p = lock_user(arg1, sizeof(target_sigset_t), 1);
3058 target_to_host_old_sigset(&set, p);
3059 unlock_user(p, arg1, 0);
3060 ret = get_errno(sigsuspend(&set));
3064 case TARGET_NR_rt_sigsuspend:
3067 p = lock_user(arg1, sizeof(target_sigset_t), 1);
3068 target_to_host_sigset(&set, p);
3069 unlock_user(p, arg1, 0);
3070 ret = get_errno(sigsuspend(&set));
3073 case TARGET_NR_rt_sigtimedwait:
3076 struct timespec uts, *puts;
3079 p = lock_user(arg1, sizeof(target_sigset_t), 1);
3080 target_to_host_sigset(&set, p);
3081 unlock_user(p, arg1, 0);
3084 target_to_host_timespec(puts, arg3);
3088 ret = get_errno(sigtimedwait(&set, &uinfo, puts));
3089 if (!is_error(ret) && arg2) {
3090 p = lock_user(arg2, sizeof(target_sigset_t), 0);
3091 host_to_target_siginfo(p, &uinfo);
3092 unlock_user(p, arg2, sizeof(target_sigset_t));
3096 case TARGET_NR_rt_sigqueueinfo:
3099 p = lock_user(arg3, sizeof(target_sigset_t), 1);
3100 target_to_host_siginfo(&uinfo, p);
3101 unlock_user(p, arg1, 0);
3102 ret = get_errno(sys_rt_sigqueueinfo(arg1, arg2, &uinfo));
3105 #ifdef TARGET_NR_sigreturn
3106 case TARGET_NR_sigreturn:
3107 /* NOTE: ret is eax, so not transcoding must be done */
3108 ret = do_sigreturn(cpu_env);
3111 case TARGET_NR_rt_sigreturn:
3112 /* NOTE: ret is eax, so not transcoding must be done */
3113 ret = do_rt_sigreturn(cpu_env);
3115 case TARGET_NR_sethostname:
3116 p = lock_user_string(arg1);
3117 ret = get_errno(sethostname(p, arg2));
3118 unlock_user(p, arg1, 0);
3120 case TARGET_NR_setrlimit:
3122 /* XXX: convert resource ? */
3123 int resource = arg1;
3124 struct target_rlimit *target_rlim;
3126 lock_user_struct(target_rlim, arg2, 1);
3127 rlim.rlim_cur = tswapl(target_rlim->rlim_cur);
3128 rlim.rlim_max = tswapl(target_rlim->rlim_max);
3129 unlock_user_struct(target_rlim, arg2, 0);
3130 ret = get_errno(setrlimit(resource, &rlim));
3133 case TARGET_NR_getrlimit:
3135 /* XXX: convert resource ? */
3136 int resource = arg1;
3137 struct target_rlimit *target_rlim;
3140 ret = get_errno(getrlimit(resource, &rlim));
3141 if (!is_error(ret)) {
3142 lock_user_struct(target_rlim, arg2, 0);
3143 rlim.rlim_cur = tswapl(target_rlim->rlim_cur);
3144 rlim.rlim_max = tswapl(target_rlim->rlim_max);
3145 unlock_user_struct(target_rlim, arg2, 1);
3149 case TARGET_NR_getrusage:
3151 struct rusage rusage;
3152 ret = get_errno(getrusage(arg1, &rusage));
3153 if (!is_error(ret)) {
3154 host_to_target_rusage(arg2, &rusage);
3158 case TARGET_NR_gettimeofday:
3161 ret = get_errno(gettimeofday(&tv, NULL));
3162 if (!is_error(ret)) {
3163 host_to_target_timeval(arg1, &tv);
3167 case TARGET_NR_settimeofday:
3170 target_to_host_timeval(&tv, arg1);
3171 ret = get_errno(settimeofday(&tv, NULL));
3174 #ifdef TARGET_NR_select
3175 case TARGET_NR_select:
3177 struct target_sel_arg_struct *sel;
3178 target_ulong inp, outp, exp, tvp;
3181 lock_user_struct(sel, arg1, 1);
3182 nsel = tswapl(sel->n);
3183 inp = tswapl(sel->inp);
3184 outp = tswapl(sel->outp);
3185 exp = tswapl(sel->exp);
3186 tvp = tswapl(sel->tvp);
3187 unlock_user_struct(sel, arg1, 0);
3188 ret = do_select(nsel, inp, outp, exp, tvp);
3192 case TARGET_NR_symlink:
3195 p = lock_user_string(arg1);
3196 p2 = lock_user_string(arg2);
3197 ret = get_errno(symlink(p, p2));
3198 unlock_user(p2, arg2, 0);
3199 unlock_user(p, arg1, 0);
3202 #ifdef TARGET_NR_oldlstat
3203 case TARGET_NR_oldlstat:
3206 case TARGET_NR_readlink:
3209 p = lock_user_string(arg1);
3210 p2 = lock_user(arg2, arg3, 0);
3211 ret = get_errno(readlink(path(p), p2, arg3));
3212 unlock_user(p2, arg2, ret);
3213 unlock_user(p, arg1, 0);
3216 #ifdef TARGET_NR_uselib
3217 case TARGET_NR_uselib:
3220 #ifdef TARGET_NR_swapon
3221 case TARGET_NR_swapon:
3222 p = lock_user_string(arg1);
3223 ret = get_errno(swapon(p, arg2));
3224 unlock_user(p, arg1, 0);
3227 case TARGET_NR_reboot:
3229 #ifdef TARGET_NR_readdir
3230 case TARGET_NR_readdir:
3233 #ifdef TARGET_NR_mmap
3234 case TARGET_NR_mmap:
3235 #if defined(TARGET_I386) || defined(TARGET_ARM) || defined(TARGET_M68K)
3238 target_ulong v1, v2, v3, v4, v5, v6;
3239 v = lock_user(arg1, 6 * sizeof(target_ulong), 1);
3246 unlock_user(v, arg1, 0);
3247 ret = get_errno(target_mmap(v1, v2, v3,
3248 target_to_host_bitmask(v4, mmap_flags_tbl),
3252 ret = get_errno(target_mmap(arg1, arg2, arg3,
3253 target_to_host_bitmask(arg4, mmap_flags_tbl),
3259 #ifdef TARGET_NR_mmap2
3260 case TARGET_NR_mmap2:
3261 #if defined(TARGET_SPARC) || defined(TARGET_MIPS)
3262 #define MMAP_SHIFT 12
3264 #define MMAP_SHIFT TARGET_PAGE_BITS
3266 ret = get_errno(target_mmap(arg1, arg2, arg3,
3267 target_to_host_bitmask(arg4, mmap_flags_tbl),
3269 arg6 << MMAP_SHIFT));
3272 case TARGET_NR_munmap:
3273 ret = get_errno(target_munmap(arg1, arg2));
3275 case TARGET_NR_mprotect:
3276 ret = get_errno(target_mprotect(arg1, arg2, arg3));
3278 #ifdef TARGET_NR_mremap
3279 case TARGET_NR_mremap:
3280 ret = get_errno(target_mremap(arg1, arg2, arg3, arg4, arg5));
3283 /* ??? msync/mlock/munlock are broken for softmmu. */
3284 #ifdef TARGET_NR_msync
3285 case TARGET_NR_msync:
3286 ret = get_errno(msync(g2h(arg1), arg2, arg3));
3289 #ifdef TARGET_NR_mlock
3290 case TARGET_NR_mlock:
3291 ret = get_errno(mlock(g2h(arg1), arg2));
3294 #ifdef TARGET_NR_munlock
3295 case TARGET_NR_munlock:
3296 ret = get_errno(munlock(g2h(arg1), arg2));
3299 #ifdef TARGET_NR_mlockall
3300 case TARGET_NR_mlockall:
3301 ret = get_errno(mlockall(arg1));
3304 #ifdef TARGET_NR_munlockall
3305 case TARGET_NR_munlockall:
3306 ret = get_errno(munlockall());
3309 case TARGET_NR_truncate:
3310 p = lock_user_string(arg1);
3311 ret = get_errno(truncate(p, arg2));
3312 unlock_user(p, arg1, 0);
3314 case TARGET_NR_ftruncate:
3315 ret = get_errno(ftruncate(arg1, arg2));
3317 case TARGET_NR_fchmod:
3318 ret = get_errno(fchmod(arg1, arg2));
3320 case TARGET_NR_getpriority:
3321 ret = get_errno(getpriority(arg1, arg2));
3323 case TARGET_NR_setpriority:
3324 ret = get_errno(setpriority(arg1, arg2, arg3));
3326 #ifdef TARGET_NR_profil
3327 case TARGET_NR_profil:
3330 case TARGET_NR_statfs:
3331 p = lock_user_string(arg1);
3332 ret = get_errno(statfs(path(p), &stfs));
3333 unlock_user(p, arg1, 0);
3335 if (!is_error(ret)) {
3336 struct target_statfs *target_stfs;
3338 lock_user_struct(target_stfs, arg2, 0);
3339 /* ??? put_user is probably wrong. */
3340 put_user(stfs.f_type, &target_stfs->f_type);
3341 put_user(stfs.f_bsize, &target_stfs->f_bsize);
3342 put_user(stfs.f_blocks, &target_stfs->f_blocks);
3343 put_user(stfs.f_bfree, &target_stfs->f_bfree);
3344 put_user(stfs.f_bavail, &target_stfs->f_bavail);
3345 put_user(stfs.f_files, &target_stfs->f_files);
3346 put_user(stfs.f_ffree, &target_stfs->f_ffree);
3347 put_user(stfs.f_fsid.__val[0], &target_stfs->f_fsid);
3348 put_user(stfs.f_namelen, &target_stfs->f_namelen);
3349 unlock_user_struct(target_stfs, arg2, 1);
3352 case TARGET_NR_fstatfs:
3353 ret = get_errno(fstatfs(arg1, &stfs));
3354 goto convert_statfs;
3355 #ifdef TARGET_NR_statfs64
3356 case TARGET_NR_statfs64:
3357 p = lock_user_string(arg1);
3358 ret = get_errno(statfs(path(p), &stfs));
3359 unlock_user(p, arg1, 0);
3361 if (!is_error(ret)) {
3362 struct target_statfs64 *target_stfs;
3364 lock_user_struct(target_stfs, arg3, 0);
3365 /* ??? put_user is probably wrong. */
3366 put_user(stfs.f_type, &target_stfs->f_type);
3367 put_user(stfs.f_bsize, &target_stfs->f_bsize);
3368 put_user(stfs.f_blocks, &target_stfs->f_blocks);
3369 put_user(stfs.f_bfree, &target_stfs->f_bfree);
3370 put_user(stfs.f_bavail, &target_stfs->f_bavail);
3371 put_user(stfs.f_files, &target_stfs->f_files);
3372 put_user(stfs.f_ffree, &target_stfs->f_ffree);
3373 put_user(stfs.f_fsid.__val[0], &target_stfs->f_fsid);
3374 put_user(stfs.f_namelen, &target_stfs->f_namelen);
3375 unlock_user_struct(target_stfs, arg3, 0);
3378 case TARGET_NR_fstatfs64:
3379 ret = get_errno(fstatfs(arg1, &stfs));
3380 goto convert_statfs64;
3382 #ifdef TARGET_NR_ioperm
3383 case TARGET_NR_ioperm:
3386 #ifdef TARGET_NR_socketcall
3387 case TARGET_NR_socketcall:
3388 ret = do_socketcall(arg1, arg2);
3391 #ifdef TARGET_NR_accept
3392 case TARGET_NR_accept:
3393 ret = do_accept(arg1, arg2, arg3);
3396 #ifdef TARGET_NR_bind
3397 case TARGET_NR_bind:
3398 ret = do_bind(arg1, arg2, arg3);
3401 #ifdef TARGET_NR_connect
3402 case TARGET_NR_connect:
3403 ret = do_connect(arg1, arg2, arg3);
3406 #ifdef TARGET_NR_getpeername
3407 case TARGET_NR_getpeername:
3408 ret = do_getpeername(arg1, arg2, arg3);
3411 #ifdef TARGET_NR_getsockname
3412 case TARGET_NR_getsockname:
3413 ret = do_getsockname(arg1, arg2, arg3);
3416 #ifdef TARGET_NR_getsockopt
3417 case TARGET_NR_getsockopt:
3418 ret = do_getsockopt(arg1, arg2, arg3, arg4, arg5);
3421 #ifdef TARGET_NR_listen
3422 case TARGET_NR_listen:
3423 ret = get_errno(listen(arg1, arg2));
3426 #ifdef TARGET_NR_recv
3427 case TARGET_NR_recv:
3428 ret = do_recvfrom(arg1, arg2, arg3, arg4, 0, 0);
3431 #ifdef TARGET_NR_recvfrom
3432 case TARGET_NR_recvfrom:
3433 ret = do_recvfrom(arg1, arg2, arg3, arg4, arg5, arg6);
3436 #ifdef TARGET_NR_recvmsg
3437 case TARGET_NR_recvmsg:
3438 ret = do_sendrecvmsg(arg1, arg2, arg3, 0);
3441 #ifdef TARGET_NR_send
3442 case TARGET_NR_send:
3443 ret = do_sendto(arg1, arg2, arg3, arg4, 0, 0);
3446 #ifdef TARGET_NR_sendmsg
3447 case TARGET_NR_sendmsg:
3448 ret = do_sendrecvmsg(arg1, arg2, arg3, 1);
3451 #ifdef TARGET_NR_sendto
3452 case TARGET_NR_sendto:
3453 ret = do_sendto(arg1, arg2, arg3, arg4, arg5, arg6);
3456 #ifdef TARGET_NR_shutdown
3457 case TARGET_NR_shutdown:
3458 ret = get_errno(shutdown(arg1, arg2));
3461 #ifdef TARGET_NR_socket
3462 case TARGET_NR_socket:
3463 ret = do_socket(arg1, arg2, arg3);
3466 #ifdef TARGET_NR_socketpair
3467 case TARGET_NR_socketpair:
3468 ret = do_socketpair(arg1, arg2, arg3, arg4);
3471 #ifdef TARGET_NR_setsockopt
3472 case TARGET_NR_setsockopt:
3473 ret = do_setsockopt(arg1, arg2, arg3, arg4, (socklen_t) arg5);
3477 case TARGET_NR_syslog:
3478 p = lock_user_string(arg2);
3479 ret = get_errno(sys_syslog((int)arg1, p, (int)arg3));
3480 unlock_user(p, arg2, 0);
3483 case TARGET_NR_setitimer:
3485 struct itimerval value, ovalue, *pvalue;
3489 target_to_host_timeval(&pvalue->it_interval,
3491 target_to_host_timeval(&pvalue->it_value,
3492 arg2 + sizeof(struct target_timeval));
3496 ret = get_errno(setitimer(arg1, pvalue, &ovalue));
3497 if (!is_error(ret) && arg3) {
3498 host_to_target_timeval(arg3,
3499 &ovalue.it_interval);
3500 host_to_target_timeval(arg3 + sizeof(struct target_timeval),
3505 case TARGET_NR_getitimer:
3507 struct itimerval value;
3509 ret = get_errno(getitimer(arg1, &value));
3510 if (!is_error(ret) && arg2) {
3511 host_to_target_timeval(arg2,
3512 &value.it_interval);
3513 host_to_target_timeval(arg2 + sizeof(struct target_timeval),
3518 case TARGET_NR_stat:
3519 p = lock_user_string(arg1);
3520 ret = get_errno(stat(path(p), &st));
3521 unlock_user(p, arg1, 0);
3523 case TARGET_NR_lstat:
3524 p = lock_user_string(arg1);
3525 ret = get_errno(lstat(path(p), &st));
3526 unlock_user(p, arg1, 0);
3528 case TARGET_NR_fstat:
3530 ret = get_errno(fstat(arg1, &st));
3532 if (!is_error(ret)) {
3533 struct target_stat *target_st;
3535 lock_user_struct(target_st, arg2, 0);
3536 #if defined(TARGET_MIPS)
3537 target_st->st_dev = tswap32(st.st_dev);
3539 target_st->st_dev = tswap16(st.st_dev);
3541 target_st->st_ino = tswapl(st.st_ino);
3542 #if defined(TARGET_PPC) || defined(TARGET_MIPS)
3543 target_st->st_mode = tswapl(st.st_mode); /* XXX: check this */
3544 target_st->st_uid = tswap32(st.st_uid);
3545 target_st->st_gid = tswap32(st.st_gid);
3547 target_st->st_mode = tswap16(st.st_mode);
3548 target_st->st_uid = tswap16(st.st_uid);
3549 target_st->st_gid = tswap16(st.st_gid);
3551 #if defined(TARGET_MIPS)
3552 /* If this is the same on PPC, then just merge w/ the above ifdef */
3553 target_st->st_nlink = tswapl(st.st_nlink);
3554 target_st->st_rdev = tswapl(st.st_rdev);
3556 target_st->st_nlink = tswap16(st.st_nlink);
3557 target_st->st_rdev = tswap16(st.st_rdev);
3559 target_st->st_size = tswapl(st.st_size);
3560 target_st->st_blksize = tswapl(st.st_blksize);
3561 target_st->st_blocks = tswapl(st.st_blocks);
3562 target_st->target_st_atime = tswapl(st.st_atime);
3563 target_st->target_st_mtime = tswapl(st.st_mtime);
3564 target_st->target_st_ctime = tswapl(st.st_ctime);
3565 unlock_user_struct(target_st, arg2, 1);
3569 #ifdef TARGET_NR_olduname
3570 case TARGET_NR_olduname:
3573 #ifdef TARGET_NR_iopl
3574 case TARGET_NR_iopl:
3577 case TARGET_NR_vhangup:
3578 ret = get_errno(vhangup());
3580 #ifdef TARGET_NR_idle
3581 case TARGET_NR_idle:
3584 #ifdef TARGET_NR_syscall
3585 case TARGET_NR_syscall:
3586 ret = do_syscall(cpu_env,arg1 & 0xffff,arg2,arg3,arg4,arg5,arg6,0);
3589 case TARGET_NR_wait4:
3592 target_long status_ptr = arg2;
3593 struct rusage rusage, *rusage_ptr;
3594 target_ulong target_rusage = arg4;
3596 rusage_ptr = &rusage;
3599 ret = get_errno(wait4(arg1, &status, arg3, rusage_ptr));
3600 if (!is_error(ret)) {
3602 tputl(status_ptr, status);
3603 if (target_rusage) {
3604 host_to_target_rusage(target_rusage, &rusage);
3609 #ifdef TARGET_NR_swapoff
3610 case TARGET_NR_swapoff:
3611 p = lock_user_string(arg1);
3612 ret = get_errno(swapoff(p));
3613 unlock_user(p, arg1, 0);
3616 case TARGET_NR_sysinfo:
3618 struct target_sysinfo *target_value;
3619 struct sysinfo value;
3620 ret = get_errno(sysinfo(&value));
3621 if (!is_error(ret) && arg1)
3623 /* ??? __put_user is probably wrong. */
3624 lock_user_struct(target_value, arg1, 0);
3625 __put_user(value.uptime, &target_value->uptime);
3626 __put_user(value.loads[0], &target_value->loads[0]);
3627 __put_user(value.loads[1], &target_value->loads[1]);
3628 __put_user(value.loads[2], &target_value->loads[2]);
3629 __put_user(value.totalram, &target_value->totalram);
3630 __put_user(value.freeram, &target_value->freeram);
3631 __put_user(value.sharedram, &target_value->sharedram);
3632 __put_user(value.bufferram, &target_value->bufferram);
3633 __put_user(value.totalswap, &target_value->totalswap);
3634 __put_user(value.freeswap, &target_value->freeswap);
3635 __put_user(value.procs, &target_value->procs);
3636 __put_user(value.totalhigh, &target_value->totalhigh);
3637 __put_user(value.freehigh, &target_value->freehigh);
3638 __put_user(value.mem_unit, &target_value->mem_unit);
3639 unlock_user_struct(target_value, arg1, 1);
3643 #ifdef TARGET_NR_ipc
3645 ret = do_ipc(arg1, arg2, arg3, arg4, arg5, arg6);
3648 case TARGET_NR_fsync:
3649 ret = get_errno(fsync(arg1));
3651 case TARGET_NR_clone:
3652 ret = get_errno(do_fork(cpu_env, arg1, arg2));
3654 #ifdef __NR_exit_group
3655 /* new thread calls */
3656 case TARGET_NR_exit_group:
3657 gdb_exit(cpu_env, arg1);
3658 ret = get_errno(exit_group(arg1));
3661 case TARGET_NR_setdomainname:
3662 p = lock_user_string(arg1);
3663 ret = get_errno(setdomainname(p, arg2));
3664 unlock_user(p, arg1, 0);
3666 case TARGET_NR_uname:
3667 /* no need to transcode because we use the linux syscall */
3669 struct new_utsname * buf;
3671 lock_user_struct(buf, arg1, 0);
3672 ret = get_errno(sys_uname(buf));
3673 if (!is_error(ret)) {
3674 /* Overrite the native machine name with whatever is being
3676 strcpy (buf->machine, UNAME_MACHINE);
3677 /* Allow the user to override the reported release. */
3678 if (qemu_uname_release && *qemu_uname_release)
3679 strcpy (buf->release, qemu_uname_release);
3681 unlock_user_struct(buf, arg1, 1);
3685 case TARGET_NR_modify_ldt:
3686 ret = get_errno(do_modify_ldt(cpu_env, arg1, arg2, arg3));
3688 #if !defined(TARGET_X86_64)
3689 case TARGET_NR_vm86old:
3691 case TARGET_NR_vm86:
3692 ret = do_vm86(cpu_env, arg1, arg2);
3696 case TARGET_NR_adjtimex:
3698 #ifdef TARGET_NR_create_module
3699 case TARGET_NR_create_module:
3701 case TARGET_NR_init_module:
3702 case TARGET_NR_delete_module:
3703 #ifdef TARGET_NR_get_kernel_syms
3704 case TARGET_NR_get_kernel_syms:
3707 case TARGET_NR_quotactl:
3709 case TARGET_NR_getpgid:
3710 ret = get_errno(getpgid(arg1));
3712 case TARGET_NR_fchdir:
3713 ret = get_errno(fchdir(arg1));
3715 #ifdef TARGET_NR_bdflush /* not on x86_64 */
3716 case TARGET_NR_bdflush:
3719 #ifdef TARGET_NR_sysfs
3720 case TARGET_NR_sysfs:
3723 case TARGET_NR_personality:
3724 ret = get_errno(personality(arg1));
3726 #ifdef TARGET_NR_afs_syscall
3727 case TARGET_NR_afs_syscall:
3730 #ifdef TARGET_NR__llseek /* Not on alpha */
3731 case TARGET_NR__llseek:
3733 #if defined (__x86_64__)
3734 ret = get_errno(lseek(arg1, ((uint64_t )arg2 << 32) | arg3, arg5));
3738 ret = get_errno(_llseek(arg1, arg2, arg3, &res, arg5));
3744 case TARGET_NR_getdents:
3745 #if TARGET_LONG_SIZE != 4
3747 #warning not supported
3748 #elif TARGET_LONG_SIZE == 4 && HOST_LONG_SIZE == 8
3750 struct target_dirent *target_dirp;
3751 struct dirent *dirp;
3754 dirp = malloc(count);
3758 ret = get_errno(sys_getdents(arg1, dirp, count));
3759 if (!is_error(ret)) {
3761 struct target_dirent *tde;
3763 int reclen, treclen;
3764 int count1, tnamelen;
3768 target_dirp = lock_user(arg2, count, 0);
3771 reclen = de->d_reclen;
3772 treclen = reclen - (2 * (sizeof(long) - sizeof(target_long)));
3773 tde->d_reclen = tswap16(treclen);
3774 tde->d_ino = tswapl(de->d_ino);
3775 tde->d_off = tswapl(de->d_off);
3776 tnamelen = treclen - (2 * sizeof(target_long) + 2);
3779 /* XXX: may not be correct */
3780 strncpy(tde->d_name, de->d_name, tnamelen);
3781 de = (struct dirent *)((char *)de + reclen);
3783 tde = (struct target_dirent *)((char *)tde + treclen);
3788 unlock_user(target_dirp, arg2, ret);
3793 struct dirent *dirp;
3796 dirp = lock_user(arg2, count, 0);
3797 ret = get_errno(sys_getdents(arg1, dirp, count));
3798 if (!is_error(ret)) {
3804 reclen = de->d_reclen;
3807 de->d_reclen = tswap16(reclen);
3808 tswapls(&de->d_ino);
3809 tswapls(&de->d_off);
3810 de = (struct dirent *)((char *)de + reclen);
3814 unlock_user(dirp, arg2, ret);
3818 #ifdef TARGET_NR_getdents64
3819 case TARGET_NR_getdents64:
3821 struct dirent64 *dirp;
3823 dirp = lock_user(arg2, count, 0);
3824 ret = get_errno(sys_getdents64(arg1, dirp, count));
3825 if (!is_error(ret)) {
3826 struct dirent64 *de;
3831 reclen = de->d_reclen;
3834 de->d_reclen = tswap16(reclen);
3835 tswap64s(&de->d_ino);
3836 tswap64s(&de->d_off);
3837 de = (struct dirent64 *)((char *)de + reclen);
3841 unlock_user(dirp, arg2, ret);
3844 #endif /* TARGET_NR_getdents64 */
3845 #ifdef TARGET_NR__newselect
3846 case TARGET_NR__newselect:
3847 ret = do_select(arg1, arg2, arg3, arg4, arg5);
3850 #ifdef TARGET_NR_poll
3851 case TARGET_NR_poll:
3853 struct target_pollfd *target_pfd;
3854 unsigned int nfds = arg2;
3859 target_pfd = lock_user(arg1, sizeof(struct target_pollfd) * nfds, 1);
3860 pfd = alloca(sizeof(struct pollfd) * nfds);
3861 for(i = 0; i < nfds; i++) {
3862 pfd[i].fd = tswap32(target_pfd[i].fd);
3863 pfd[i].events = tswap16(target_pfd[i].events);
3865 ret = get_errno(poll(pfd, nfds, timeout));
3866 if (!is_error(ret)) {
3867 for(i = 0; i < nfds; i++) {
3868 target_pfd[i].revents = tswap16(pfd[i].revents);
3870 ret += nfds * (sizeof(struct target_pollfd)
3871 - sizeof(struct pollfd));
3873 unlock_user(target_pfd, arg1, ret);
3877 case TARGET_NR_flock:
3878 /* NOTE: the flock constant seems to be the same for every
3880 ret = get_errno(flock(arg1, arg2));
3882 case TARGET_NR_readv:
3887 vec = alloca(count * sizeof(struct iovec));
3888 lock_iovec(vec, arg2, count, 0);
3889 ret = get_errno(readv(arg1, vec, count));
3890 unlock_iovec(vec, arg2, count, 1);
3893 case TARGET_NR_writev:
3898 vec = alloca(count * sizeof(struct iovec));
3899 lock_iovec(vec, arg2, count, 1);
3900 ret = get_errno(writev(arg1, vec, count));
3901 unlock_iovec(vec, arg2, count, 0);
3904 case TARGET_NR_getsid:
3905 ret = get_errno(getsid(arg1));
3907 #if defined(TARGET_NR_fdatasync) /* Not on alpha (osf_datasync ?) */
3908 case TARGET_NR_fdatasync:
3909 ret = get_errno(fdatasync(arg1));
3912 case TARGET_NR__sysctl:
3913 /* We don't implement this, but ENODIR is always a safe
3916 case TARGET_NR_sched_setparam:
3918 struct sched_param *target_schp;
3919 struct sched_param schp;
3921 lock_user_struct(target_schp, arg2, 1);
3922 schp.sched_priority = tswap32(target_schp->sched_priority);
3923 unlock_user_struct(target_schp, arg2, 0);
3924 ret = get_errno(sched_setparam(arg1, &schp));
3927 case TARGET_NR_sched_getparam:
3929 struct sched_param *target_schp;
3930 struct sched_param schp;
3931 ret = get_errno(sched_getparam(arg1, &schp));
3932 if (!is_error(ret)) {
3933 lock_user_struct(target_schp, arg2, 0);
3934 target_schp->sched_priority = tswap32(schp.sched_priority);
3935 unlock_user_struct(target_schp, arg2, 1);
3939 case TARGET_NR_sched_setscheduler:
3941 struct sched_param *target_schp;
3942 struct sched_param schp;
3943 lock_user_struct(target_schp, arg3, 1);
3944 schp.sched_priority = tswap32(target_schp->sched_priority);
3945 unlock_user_struct(target_schp, arg3, 0);
3946 ret = get_errno(sched_setscheduler(arg1, arg2, &schp));
3949 case TARGET_NR_sched_getscheduler:
3950 ret = get_errno(sched_getscheduler(arg1));
3952 case TARGET_NR_sched_yield:
3953 ret = get_errno(sched_yield());
3955 case TARGET_NR_sched_get_priority_max:
3956 ret = get_errno(sched_get_priority_max(arg1));
3958 case TARGET_NR_sched_get_priority_min:
3959 ret = get_errno(sched_get_priority_min(arg1));
3961 case TARGET_NR_sched_rr_get_interval:
3964 ret = get_errno(sched_rr_get_interval(arg1, &ts));
3965 if (!is_error(ret)) {
3966 host_to_target_timespec(arg2, &ts);
3970 case TARGET_NR_nanosleep:
3972 struct timespec req, rem;
3973 target_to_host_timespec(&req, arg1);
3974 ret = get_errno(nanosleep(&req, &rem));
3975 if (is_error(ret) && arg2) {
3976 host_to_target_timespec(arg2, &rem);
3980 #ifdef TARGET_NR_query_module
3981 case TARGET_NR_query_module:
3984 #ifdef TARGET_NR_nfsservctl
3985 case TARGET_NR_nfsservctl:
3988 case TARGET_NR_prctl:
3991 case PR_GET_PDEATHSIG:
3994 ret = get_errno(prctl(arg1, &deathsig, arg3, arg4, arg5));
3995 if (!is_error(ret) && arg2)
3996 tput32(arg2, deathsig);
4000 ret = get_errno(prctl(arg1, arg2, arg3, arg4, arg5));
4004 #ifdef TARGET_NR_pread
4005 case TARGET_NR_pread:
4006 page_unprotect_range(arg2, arg3);
4007 p = lock_user(arg2, arg3, 0);
4008 ret = get_errno(pread(arg1, p, arg3, arg4));
4009 unlock_user(p, arg2, ret);
4011 case TARGET_NR_pwrite:
4012 p = lock_user(arg2, arg3, 1);
4013 ret = get_errno(pwrite(arg1, p, arg3, arg4));
4014 unlock_user(p, arg2, 0);
4017 case TARGET_NR_getcwd:
4018 p = lock_user(arg1, arg2, 0);
4019 ret = get_errno(sys_getcwd1(p, arg2));
4020 unlock_user(p, arg1, ret);
4022 case TARGET_NR_capget:
4024 case TARGET_NR_capset:
4026 case TARGET_NR_sigaltstack:
4028 case TARGET_NR_sendfile:
4030 #ifdef TARGET_NR_getpmsg
4031 case TARGET_NR_getpmsg:
4034 #ifdef TARGET_NR_putpmsg
4035 case TARGET_NR_putpmsg:
4038 #ifdef TARGET_NR_vfork
4039 case TARGET_NR_vfork:
4040 ret = get_errno(do_fork(cpu_env, CLONE_VFORK | CLONE_VM | SIGCHLD, 0));
4043 #ifdef TARGET_NR_ugetrlimit
4044 case TARGET_NR_ugetrlimit:
4047 ret = get_errno(getrlimit(arg1, &rlim));
4048 if (!is_error(ret)) {
4049 struct target_rlimit *target_rlim;
4050 lock_user_struct(target_rlim, arg2, 0);
4051 target_rlim->rlim_cur = tswapl(rlim.rlim_cur);
4052 target_rlim->rlim_max = tswapl(rlim.rlim_max);
4053 unlock_user_struct(target_rlim, arg2, 1);
4058 #ifdef TARGET_NR_truncate64
4059 case TARGET_NR_truncate64:
4060 p = lock_user_string(arg1);
4061 ret = target_truncate64(cpu_env, p, arg2, arg3, arg4);
4062 unlock_user(p, arg1, 0);
4065 #ifdef TARGET_NR_ftruncate64
4066 case TARGET_NR_ftruncate64:
4067 ret = target_ftruncate64(cpu_env, arg1, arg2, arg3, arg4);
4070 #ifdef TARGET_NR_stat64
4071 case TARGET_NR_stat64:
4072 p = lock_user_string(arg1);
4073 ret = get_errno(stat(path(p), &st));
4074 unlock_user(p, arg1, 0);
4077 #ifdef TARGET_NR_lstat64
4078 case TARGET_NR_lstat64:
4079 p = lock_user_string(arg1);
4080 ret = get_errno(lstat(path(p), &st));
4081 unlock_user(p, arg1, 0);
4084 #ifdef TARGET_NR_fstat64
4085 case TARGET_NR_fstat64:
4087 ret = get_errno(fstat(arg1, &st));
4089 if (!is_error(ret)) {
4091 if (((CPUARMState *)cpu_env)->eabi) {
4092 struct target_eabi_stat64 *target_st;
4093 lock_user_struct(target_st, arg2, 1);
4094 memset(target_st, 0, sizeof(struct target_eabi_stat64));
4095 /* put_user is probably wrong. */
4096 put_user(st.st_dev, &target_st->st_dev);
4097 put_user(st.st_ino, &target_st->st_ino);
4098 #ifdef TARGET_STAT64_HAS_BROKEN_ST_INO
4099 put_user(st.st_ino, &target_st->__st_ino);
4101 put_user(st.st_mode, &target_st->st_mode);
4102 put_user(st.st_nlink, &target_st->st_nlink);
4103 put_user(st.st_uid, &target_st->st_uid);
4104 put_user(st.st_gid, &target_st->st_gid);
4105 put_user(st.st_rdev, &target_st->st_rdev);
4106 /* XXX: better use of kernel struct */
4107 put_user(st.st_size, &target_st->st_size);
4108 put_user(st.st_blksize, &target_st->st_blksize);
4109 put_user(st.st_blocks, &target_st->st_blocks);
4110 put_user(st.st_atime, &target_st->target_st_atime);
4111 put_user(st.st_mtime, &target_st->target_st_mtime);
4112 put_user(st.st_ctime, &target_st->target_st_ctime);
4113 unlock_user_struct(target_st, arg2, 0);
4117 struct target_stat64 *target_st;
4118 lock_user_struct(target_st, arg2, 1);
4119 memset(target_st, 0, sizeof(struct target_stat64));
4120 /* ??? put_user is probably wrong. */
4121 put_user(st.st_dev, &target_st->st_dev);
4122 put_user(st.st_ino, &target_st->st_ino);
4123 #ifdef TARGET_STAT64_HAS_BROKEN_ST_INO
4124 put_user(st.st_ino, &target_st->__st_ino);
4126 put_user(st.st_mode, &target_st->st_mode);
4127 put_user(st.st_nlink, &target_st->st_nlink);
4128 put_user(st.st_uid, &target_st->st_uid);
4129 put_user(st.st_gid, &target_st->st_gid);
4130 put_user(st.st_rdev, &target_st->st_rdev);
4131 /* XXX: better use of kernel struct */
4132 put_user(st.st_size, &target_st->st_size);
4133 put_user(st.st_blksize, &target_st->st_blksize);
4134 put_user(st.st_blocks, &target_st->st_blocks);
4135 put_user(st.st_atime, &target_st->target_st_atime);
4136 put_user(st.st_mtime, &target_st->target_st_mtime);
4137 put_user(st.st_ctime, &target_st->target_st_ctime);
4138 unlock_user_struct(target_st, arg2, 0);
4145 case TARGET_NR_lchown:
4146 p = lock_user_string(arg1);
4147 ret = get_errno(lchown(p, low2highuid(arg2), low2highgid(arg3)));
4148 unlock_user(p, arg1, 0);
4150 case TARGET_NR_getuid:
4151 ret = get_errno(high2lowuid(getuid()));
4153 case TARGET_NR_getgid:
4154 ret = get_errno(high2lowgid(getgid()));
4156 case TARGET_NR_geteuid:
4157 ret = get_errno(high2lowuid(geteuid()));
4159 case TARGET_NR_getegid:
4160 ret = get_errno(high2lowgid(getegid()));
4162 case TARGET_NR_setreuid:
4163 ret = get_errno(setreuid(low2highuid(arg1), low2highuid(arg2)));
4165 case TARGET_NR_setregid:
4166 ret = get_errno(setregid(low2highgid(arg1), low2highgid(arg2)));
4168 case TARGET_NR_getgroups:
4170 int gidsetsize = arg1;
4171 uint16_t *target_grouplist;
4175 grouplist = alloca(gidsetsize * sizeof(gid_t));
4176 ret = get_errno(getgroups(gidsetsize, grouplist));
4177 if (!is_error(ret)) {
4178 target_grouplist = lock_user(arg2, gidsetsize * 2, 0);
4179 for(i = 0;i < gidsetsize; i++)
4180 target_grouplist[i] = tswap16(grouplist[i]);
4181 unlock_user(target_grouplist, arg2, gidsetsize * 2);
4185 case TARGET_NR_setgroups:
4187 int gidsetsize = arg1;
4188 uint16_t *target_grouplist;
4192 grouplist = alloca(gidsetsize * sizeof(gid_t));
4193 target_grouplist = lock_user(arg2, gidsetsize * 2, 1);
4194 for(i = 0;i < gidsetsize; i++)
4195 grouplist[i] = tswap16(target_grouplist[i]);
4196 unlock_user(target_grouplist, arg2, 0);
4197 ret = get_errno(setgroups(gidsetsize, grouplist));
4200 case TARGET_NR_fchown:
4201 ret = get_errno(fchown(arg1, low2highuid(arg2), low2highgid(arg3)));
4203 #ifdef TARGET_NR_setresuid
4204 case TARGET_NR_setresuid:
4205 ret = get_errno(setresuid(low2highuid(arg1),
4207 low2highuid(arg3)));
4210 #ifdef TARGET_NR_getresuid
4211 case TARGET_NR_getresuid:
4213 uid_t ruid, euid, suid;
4214 ret = get_errno(getresuid(&ruid, &euid, &suid));
4215 if (!is_error(ret)) {
4216 tput16(arg1, tswap16(high2lowuid(ruid)));
4217 tput16(arg2, tswap16(high2lowuid(euid)));
4218 tput16(arg3, tswap16(high2lowuid(suid)));
4223 #ifdef TARGET_NR_getresgid
4224 case TARGET_NR_setresgid:
4225 ret = get_errno(setresgid(low2highgid(arg1),
4227 low2highgid(arg3)));
4230 #ifdef TARGET_NR_getresgid
4231 case TARGET_NR_getresgid:
4233 gid_t rgid, egid, sgid;
4234 ret = get_errno(getresgid(&rgid, &egid, &sgid));
4235 if (!is_error(ret)) {
4236 tput16(arg1, tswap16(high2lowgid(rgid)));
4237 tput16(arg2, tswap16(high2lowgid(egid)));
4238 tput16(arg3, tswap16(high2lowgid(sgid)));
4243 case TARGET_NR_chown:
4244 p = lock_user_string(arg1);
4245 ret = get_errno(chown(p, low2highuid(arg2), low2highgid(arg3)));
4246 unlock_user(p, arg1, 0);
4248 case TARGET_NR_setuid:
4249 ret = get_errno(setuid(low2highuid(arg1)));
4251 case TARGET_NR_setgid:
4252 ret = get_errno(setgid(low2highgid(arg1)));
4254 case TARGET_NR_setfsuid:
4255 ret = get_errno(setfsuid(arg1));
4257 case TARGET_NR_setfsgid:
4258 ret = get_errno(setfsgid(arg1));
4260 #endif /* USE_UID16 */
4262 #ifdef TARGET_NR_lchown32
4263 case TARGET_NR_lchown32:
4264 p = lock_user_string(arg1);
4265 ret = get_errno(lchown(p, arg2, arg3));
4266 unlock_user(p, arg1, 0);
4269 #ifdef TARGET_NR_getuid32
4270 case TARGET_NR_getuid32:
4271 ret = get_errno(getuid());
4274 #ifdef TARGET_NR_getgid32
4275 case TARGET_NR_getgid32:
4276 ret = get_errno(getgid());
4279 #ifdef TARGET_NR_geteuid32
4280 case TARGET_NR_geteuid32:
4281 ret = get_errno(geteuid());
4284 #ifdef TARGET_NR_getegid32
4285 case TARGET_NR_getegid32:
4286 ret = get_errno(getegid());
4289 #ifdef TARGET_NR_setreuid32
4290 case TARGET_NR_setreuid32:
4291 ret = get_errno(setreuid(arg1, arg2));
4294 #ifdef TARGET_NR_setregid32
4295 case TARGET_NR_setregid32:
4296 ret = get_errno(setregid(arg1, arg2));
4299 #ifdef TARGET_NR_getgroups32
4300 case TARGET_NR_getgroups32:
4302 int gidsetsize = arg1;
4303 uint32_t *target_grouplist;
4307 grouplist = alloca(gidsetsize * sizeof(gid_t));
4308 ret = get_errno(getgroups(gidsetsize, grouplist));
4309 if (!is_error(ret)) {
4310 target_grouplist = lock_user(arg2, gidsetsize * 4, 0);
4311 for(i = 0;i < gidsetsize; i++)
4312 target_grouplist[i] = tswap32(grouplist[i]);
4313 unlock_user(target_grouplist, arg2, gidsetsize * 4);
4318 #ifdef TARGET_NR_setgroups32
4319 case TARGET_NR_setgroups32:
4321 int gidsetsize = arg1;
4322 uint32_t *target_grouplist;
4326 grouplist = alloca(gidsetsize * sizeof(gid_t));
4327 target_grouplist = lock_user(arg2, gidsetsize * 4, 1);
4328 for(i = 0;i < gidsetsize; i++)
4329 grouplist[i] = tswap32(target_grouplist[i]);
4330 unlock_user(target_grouplist, arg2, 0);
4331 ret = get_errno(setgroups(gidsetsize, grouplist));
4335 #ifdef TARGET_NR_fchown32
4336 case TARGET_NR_fchown32:
4337 ret = get_errno(fchown(arg1, arg2, arg3));
4340 #ifdef TARGET_NR_setresuid32
4341 case TARGET_NR_setresuid32:
4342 ret = get_errno(setresuid(arg1, arg2, arg3));
4345 #ifdef TARGET_NR_getresuid32
4346 case TARGET_NR_getresuid32:
4348 uid_t ruid, euid, suid;
4349 ret = get_errno(getresuid(&ruid, &euid, &suid));
4350 if (!is_error(ret)) {
4351 tput32(arg1, tswap32(ruid));
4352 tput32(arg2, tswap32(euid));
4353 tput32(arg3, tswap32(suid));
4358 #ifdef TARGET_NR_setresgid32
4359 case TARGET_NR_setresgid32:
4360 ret = get_errno(setresgid(arg1, arg2, arg3));
4363 #ifdef TARGET_NR_getresgid32
4364 case TARGET_NR_getresgid32:
4366 gid_t rgid, egid, sgid;
4367 ret = get_errno(getresgid(&rgid, &egid, &sgid));
4368 if (!is_error(ret)) {
4369 tput32(arg1, tswap32(rgid));
4370 tput32(arg2, tswap32(egid));
4371 tput32(arg3, tswap32(sgid));
4376 #ifdef TARGET_NR_chown32
4377 case TARGET_NR_chown32:
4378 p = lock_user_string(arg1);
4379 ret = get_errno(chown(p, arg2, arg3));
4380 unlock_user(p, arg1, 0);
4383 #ifdef TARGET_NR_setuid32
4384 case TARGET_NR_setuid32:
4385 ret = get_errno(setuid(arg1));
4388 #ifdef TARGET_NR_setgid32
4389 case TARGET_NR_setgid32:
4390 ret = get_errno(setgid(arg1));
4393 #ifdef TARGET_NR_setfsuid32
4394 case TARGET_NR_setfsuid32:
4395 ret = get_errno(setfsuid(arg1));
4398 #ifdef TARGET_NR_setfsgid32
4399 case TARGET_NR_setfsgid32:
4400 ret = get_errno(setfsgid(arg1));
4404 case TARGET_NR_pivot_root:
4406 #ifdef TARGET_NR_mincore
4407 case TARGET_NR_mincore:
4410 #ifdef TARGET_NR_madvise
4411 case TARGET_NR_madvise:
4412 /* A straight passthrough may not be safe because qemu sometimes
4413 turns private flie-backed mappings into anonymous mappings.
4414 This will break MADV_DONTNEED.
4415 This is a hint, so ignoring and returning success is ok. */
4419 #if TARGET_LONG_BITS == 32
4420 case TARGET_NR_fcntl64:
4424 struct target_flock64 *target_fl;
4426 struct target_eabi_flock64 *target_efl;
4430 case TARGET_F_GETLK64:
4433 case TARGET_F_SETLK64:
4436 case TARGET_F_SETLKW64:
4445 case TARGET_F_GETLK64:
4447 if (((CPUARMState *)cpu_env)->eabi) {
4448 lock_user_struct(target_efl, arg3, 1);
4449 fl.l_type = tswap16(target_efl->l_type);
4450 fl.l_whence = tswap16(target_efl->l_whence);
4451 fl.l_start = tswap64(target_efl->l_start);
4452 fl.l_len = tswap64(target_efl->l_len);
4453 fl.l_pid = tswapl(target_efl->l_pid);
4454 unlock_user_struct(target_efl, arg3, 0);
4458 lock_user_struct(target_fl, arg3, 1);
4459 fl.l_type = tswap16(target_fl->l_type);
4460 fl.l_whence = tswap16(target_fl->l_whence);
4461 fl.l_start = tswap64(target_fl->l_start);
4462 fl.l_len = tswap64(target_fl->l_len);
4463 fl.l_pid = tswapl(target_fl->l_pid);
4464 unlock_user_struct(target_fl, arg3, 0);
4466 ret = get_errno(fcntl(arg1, cmd, &fl));
4469 if (((CPUARMState *)cpu_env)->eabi) {
4470 lock_user_struct(target_efl, arg3, 0);
4471 target_efl->l_type = tswap16(fl.l_type);
4472 target_efl->l_whence = tswap16(fl.l_whence);
4473 target_efl->l_start = tswap64(fl.l_start);
4474 target_efl->l_len = tswap64(fl.l_len);
4475 target_efl->l_pid = tswapl(fl.l_pid);
4476 unlock_user_struct(target_efl, arg3, 1);
4480 lock_user_struct(target_fl, arg3, 0);
4481 target_fl->l_type = tswap16(fl.l_type);
4482 target_fl->l_whence = tswap16(fl.l_whence);
4483 target_fl->l_start = tswap64(fl.l_start);
4484 target_fl->l_len = tswap64(fl.l_len);
4485 target_fl->l_pid = tswapl(fl.l_pid);
4486 unlock_user_struct(target_fl, arg3, 1);
4491 case TARGET_F_SETLK64:
4492 case TARGET_F_SETLKW64:
4494 if (((CPUARMState *)cpu_env)->eabi) {
4495 lock_user_struct(target_efl, arg3, 1);
4496 fl.l_type = tswap16(target_efl->l_type);
4497 fl.l_whence = tswap16(target_efl->l_whence);
4498 fl.l_start = tswap64(target_efl->l_start);
4499 fl.l_len = tswap64(target_efl->l_len);
4500 fl.l_pid = tswapl(target_efl->l_pid);
4501 unlock_user_struct(target_efl, arg3, 0);
4505 lock_user_struct(target_fl, arg3, 1);
4506 fl.l_type = tswap16(target_fl->l_type);
4507 fl.l_whence = tswap16(target_fl->l_whence);
4508 fl.l_start = tswap64(target_fl->l_start);
4509 fl.l_len = tswap64(target_fl->l_len);
4510 fl.l_pid = tswapl(target_fl->l_pid);
4511 unlock_user_struct(target_fl, arg3, 0);
4513 ret = get_errno(fcntl(arg1, cmd, &fl));
4516 ret = get_errno(do_fcntl(arg1, cmd, arg3));
4522 #ifdef TARGET_NR_cacheflush
4523 case TARGET_NR_cacheflush:
4524 /* self-modifying code is handled automatically, so nothing needed */
4528 #ifdef TARGET_NR_security
4529 case TARGET_NR_security:
4532 #ifdef TARGET_NR_getpagesize
4533 case TARGET_NR_getpagesize:
4534 ret = TARGET_PAGE_SIZE;
4537 case TARGET_NR_gettid:
4538 ret = get_errno(gettid());
4540 #ifdef TARGET_NR_readahead
4541 case TARGET_NR_readahead:
4544 #ifdef TARGET_NR_setxattr
4545 case TARGET_NR_setxattr:
4546 case TARGET_NR_lsetxattr:
4547 case TARGET_NR_fsetxattr:
4548 case TARGET_NR_getxattr:
4549 case TARGET_NR_lgetxattr:
4550 case TARGET_NR_fgetxattr:
4551 case TARGET_NR_listxattr:
4552 case TARGET_NR_llistxattr:
4553 case TARGET_NR_flistxattr:
4554 case TARGET_NR_removexattr:
4555 case TARGET_NR_lremovexattr:
4556 case TARGET_NR_fremovexattr:
4557 goto unimplemented_nowarn;
4559 #ifdef TARGET_NR_set_thread_area
4560 case TARGET_NR_set_thread_area:
4562 ((CPUMIPSState *) cpu_env)->tls_value = arg1;
4566 goto unimplemented_nowarn;
4569 #ifdef TARGET_NR_get_thread_area
4570 case TARGET_NR_get_thread_area:
4571 goto unimplemented_nowarn;
4573 #ifdef TARGET_NR_getdomainname
4574 case TARGET_NR_getdomainname:
4575 goto unimplemented_nowarn;
4578 #ifdef TARGET_NR_clock_gettime
4579 case TARGET_NR_clock_gettime:
4582 ret = get_errno(clock_gettime(arg1, &ts));
4583 if (!is_error(ret)) {
4584 host_to_target_timespec(arg2, &ts);
4589 #ifdef TARGET_NR_clock_getres
4590 case TARGET_NR_clock_getres:
4593 ret = get_errno(clock_getres(arg1, &ts));
4594 if (!is_error(ret)) {
4595 host_to_target_timespec(arg2, &ts);
4601 #if defined(TARGET_NR_set_tid_address) && defined(__NR_set_tid_address)
4602 case TARGET_NR_set_tid_address:
4603 ret = get_errno(set_tid_address((int *) arg1));
4609 gemu_log("qemu: Unsupported syscall: %d\n", num);
4610 #if defined(TARGET_NR_setxattr) || defined(TARGET_NR_get_thread_area) || defined(TARGET_NR_getdomainname)
4611 unimplemented_nowarn:
4618 gemu_log(" = %ld\n", ret);