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fixed invalid command test
[qemu.git] / linux-user / syscall.c
CommitLineData
31e31b8a
FB		 1/*
2 * Linux syscalls
3 *
4 * Copyright (c) 2003 Fabrice Bellard
5 *
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.
10 *
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.
15 *
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.
19 */
20#include <stdlib.h>
21#include <stdio.h>
22#include <stdarg.h>
04369ff2 23#include <string.h>
31e31b8a
FB		 24#include <elf.h>
25#include <endian.h>
26#include <errno.h>
27#include <unistd.h>
28#include <fcntl.h>
7854b056 29#include <time.h>
31e31b8a
FB		 30#include <sys/types.h>
31#include <sys/wait.h>
32#include <sys/time.h>
33#include <sys/stat.h>
34#include <sys/mount.h>
35#include <sys/resource.h>
36#include <sys/mman.h>
37#include <sys/swap.h>
38#include <signal.h>
39#include <sched.h>
40#include <sys/socket.h>
41#include <sys/uio.h>
9de5e440 42#include <sys/poll.h>
32f36bce 43#include <sys/times.h>
8853f86e 44#include <sys/shm.h>
ebc05488 45#include <utime.h>
72f03900 46//#include <sys/user.h>
8853f86e 47#include <netinet/ip.h>
7854b056 48#include <netinet/tcp.h>
31e31b8a
FB		 49
50#define termios host_termios
51#define winsize host_winsize
52#define termio host_termio
04369ff2
FB		 53#define sgttyb host_sgttyb /* same as target */
54#define tchars host_tchars /* same as target */
55#define ltchars host_ltchars /* same as target */
31e31b8a
FB		 56
57#include <linux/termios.h>
58#include <linux/unistd.h>
59#include <linux/utsname.h>
60#include <linux/cdrom.h>
61#include <linux/hdreg.h>
62#include <linux/soundcard.h>
dab2ed99 63#include <linux/dirent.h>
19b84f3c 64#include <linux/kd.h>
31e31b8a 65
3ef693a0 66#include "qemu.h"
31e31b8a 67
72f03900 68//#define DEBUG
31e31b8a 69
67867308
FB		 70#if defined(TARGET_I386) || defined(TARGET_ARM) || defined(TARGET_SPARC)
71/* 16 bit uid wrappers emulation */
72#define USE_UID16
73#endif
74
1a9353d2
FB		 75//#include <linux/msdos_fs.h>
76#define VFAT_IOCTL_READDIR_BOTH _IOR('r', 1, struct dirent [2])
77#define VFAT_IOCTL_READDIR_SHORT _IOR('r', 2, struct dirent [2])
78
70a194b9
FB		 79
80#if defined(__powerpc__)
81#undef __syscall_nr
82#undef __sc_loadargs_0
83#undef __sc_loadargs_1
84#undef __sc_loadargs_2
85#undef __sc_loadargs_3
86#undef __sc_loadargs_4
87#undef __sc_loadargs_5
88#undef __sc_asm_input_0
89#undef __sc_asm_input_1
90#undef __sc_asm_input_2
91#undef __sc_asm_input_3
92#undef __sc_asm_input_4
93#undef __sc_asm_input_5
94#undef _syscall0
95#undef _syscall1
96#undef _syscall2
97#undef _syscall3
98#undef _syscall4
99#undef _syscall5
100
101/* need to redefine syscalls as Linux kernel defines are incorrect for
102 the clobber list */
103/* On powerpc a system call basically clobbers the same registers like a
104 * function call, with the exception of LR (which is needed for the
105 * "sc; bnslr" sequence) and CR (where only CR0.SO is clobbered to signal
106 * an error return status).
107 */
108
109#define __syscall_nr(nr, type, name, args...) \
110 unsigned long __sc_ret, __sc_err; \
111 { \
112 register unsigned long __sc_0 __asm__ ("r0"); \
113 register unsigned long __sc_3 __asm__ ("r3"); \
114 register unsigned long __sc_4 __asm__ ("r4"); \
115 register unsigned long __sc_5 __asm__ ("r5"); \
116 register unsigned long __sc_6 __asm__ ("r6"); \
117 register unsigned long __sc_7 __asm__ ("r7"); \
118 \
119 __sc_loadargs_##nr(name, args); \
120 __asm__ __volatile__ \
121 ("sc \n\t" \
122 "mfcr %0 " \
123 : "=&r" (__sc_0), \
124 "=&r" (__sc_3), "=&r" (__sc_4), \
125 "=&r" (__sc_5), "=&r" (__sc_6), \
126 "=&r" (__sc_7) \
127 : __sc_asm_input_##nr \
128 : "cr0", "ctr", "memory", \
129 "r8", "r9", "r10","r11", "r12"); \
130 __sc_ret = __sc_3; \
131 __sc_err = __sc_0; \
132 } \
133 if (__sc_err & 0x10000000) \
134 { \
135 errno = __sc_ret; \
136 __sc_ret = -1; \
137 } \
138 return (type) __sc_ret
139
140#define __sc_loadargs_0(name, dummy...) \
141 __sc_0 = __NR_##name
142#define __sc_loadargs_1(name, arg1) \
143 __sc_loadargs_0(name); \
144 __sc_3 = (unsigned long) (arg1)
145#define __sc_loadargs_2(name, arg1, arg2) \
146 __sc_loadargs_1(name, arg1); \
147 __sc_4 = (unsigned long) (arg2)
148#define __sc_loadargs_3(name, arg1, arg2, arg3) \
149 __sc_loadargs_2(name, arg1, arg2); \
150 __sc_5 = (unsigned long) (arg3)
151#define __sc_loadargs_4(name, arg1, arg2, arg3, arg4) \
152 __sc_loadargs_3(name, arg1, arg2, arg3); \
153 __sc_6 = (unsigned long) (arg4)
154#define __sc_loadargs_5(name, arg1, arg2, arg3, arg4, arg5) \
155 __sc_loadargs_4(name, arg1, arg2, arg3, arg4); \
156 __sc_7 = (unsigned long) (arg5)
157
158#define __sc_asm_input_0 "0" (__sc_0)
159#define __sc_asm_input_1 __sc_asm_input_0, "1" (__sc_3)
160#define __sc_asm_input_2 __sc_asm_input_1, "2" (__sc_4)
161#define __sc_asm_input_3 __sc_asm_input_2, "3" (__sc_5)
162#define __sc_asm_input_4 __sc_asm_input_3, "4" (__sc_6)
163#define __sc_asm_input_5 __sc_asm_input_4, "5" (__sc_7)
164
165#define _syscall0(type,name) \
166type name(void) \
167{ \
168 __syscall_nr(0, type, name); \
169}
170
171#define _syscall1(type,name,type1,arg1) \
172type name(type1 arg1) \
173{ \
174 __syscall_nr(1, type, name, arg1); \
175}
176
177#define _syscall2(type,name,type1,arg1,type2,arg2) \
178type name(type1 arg1, type2 arg2) \
179{ \
180 __syscall_nr(2, type, name, arg1, arg2); \
181}
182
183#define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3) \
184type name(type1 arg1, type2 arg2, type3 arg3) \
185{ \
186 __syscall_nr(3, type, name, arg1, arg2, arg3); \
187}
188
189#define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4) \
190type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4) \
191{ \
192 __syscall_nr(4, type, name, arg1, arg2, arg3, arg4); \
193}
194
195#define _syscall5(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4,type5,arg5) \
196type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4, type5 arg5) \
197{ \
198 __syscall_nr(5, type, name, arg1, arg2, arg3, arg4, arg5); \
199}
200#endif
201
31e31b8a 202#define __NR_sys_uname __NR_uname
72f03900 203#define __NR_sys_getcwd1 __NR_getcwd
31e31b8a
FB		 204#define __NR_sys_statfs __NR_statfs
205#define __NR_sys_fstatfs __NR_fstatfs
72f03900 206#define __NR_sys_getdents __NR_getdents
dab2ed99 207#define __NR_sys_getdents64 __NR_getdents64
66fb9763 208#define __NR_sys_rt_sigqueueinfo __NR_rt_sigqueueinfo
31e31b8a 209
bc51c5c9 210#if defined(__alpha__) || defined (__ia64__) || defined(__x86_64__)
9af9eaaa
FB		 211#define __NR__llseek __NR_lseek
212#endif
213
72f03900 214#ifdef __NR_gettid
31e31b8a 215_syscall0(int, gettid)
72f03900
FB		 216#else
217static int gettid(void) {
218 return -ENOSYS;
219}
220#endif
31e31b8a 221_syscall1(int,sys_uname,struct new_utsname *,buf)
72f03900
FB		 222_syscall2(int,sys_getcwd1,char *,buf,size_t,size)
223_syscall3(int, sys_getdents, uint, fd, struct dirent *, dirp, uint, count);
dab2ed99 224_syscall3(int, sys_getdents64, uint, fd, struct dirent64 *, dirp, uint, count);
31e31b8a
FB		 225_syscall5(int, _llseek, uint, fd, ulong, hi, ulong, lo,
226 loff_t *, res, uint, wh);
72f03900
FB		 227_syscall2(int,sys_statfs,const char *,path,struct kernel_statfs *,buf)
228_syscall2(int,sys_fstatfs,int,fd,struct kernel_statfs *,buf)
66fb9763 229_syscall3(int,sys_rt_sigqueueinfo,int,pid,int,sig,siginfo_t *,uinfo)
ec86b0fb
FB		 230#ifdef __NR_exit_group
231_syscall1(int,exit_group,int,error_code)
232#endif
66fb9763
FB		 233
234extern int personality(int);
9de5e440
FB		 235extern int flock(int, int);
236extern int setfsuid(int);
237extern int setfsgid(int);
5cd4393b
FB		 238extern int setresuid(uid_t, uid_t, uid_t);
239extern int getresuid(uid_t *, uid_t *, uid_t *);
240extern int setresgid(gid_t, gid_t, gid_t);
241extern int getresgid(gid_t *, gid_t *, gid_t *);
19b84f3c 242extern int setgroups(int, gid_t *);
31e31b8a
FB		 243
244static inline long get_errno(long ret)
245{
246 if (ret == -1)
247 return -errno;
248 else
249 return ret;
250}
251
252static inline int is_error(long ret)
253{
254 return (unsigned long)ret >= (unsigned long)(-4096);
255}
256
257static char *target_brk;
258static char *target_original_brk;
259
260void target_set_brk(char *new_brk)
261{
262 target_brk = new_brk;
263 target_original_brk = new_brk;
264}
265
266static long do_brk(char *new_brk)
267{
268 char *brk_page;
269 long mapped_addr;
270 int new_alloc_size;
271
272 if (!new_brk)
273 return (long)target_brk;
274 if (new_brk < target_original_brk)
275 return -ENOMEM;
276
54936004 277 brk_page = (char *)HOST_PAGE_ALIGN((unsigned long)target_brk);
31e31b8a
FB		 278
279 /* If the new brk is less than this, set it and we're done... */
280 if (new_brk < brk_page) {
281 target_brk = new_brk;
282 return (long)target_brk;
283 }
284
285 /* We need to allocate more memory after the brk... */
54936004
FB		 286 new_alloc_size = HOST_PAGE_ALIGN(new_brk - brk_page + 1);
287 mapped_addr = get_errno(target_mmap((unsigned long)brk_page, new_alloc_size,
288 PROT_READ|PROT_WRITE,
289 MAP_ANON|MAP_FIXED|MAP_PRIVATE, 0, 0));
31e31b8a
FB		 290 if (is_error(mapped_addr)) {
291 return mapped_addr;
292 } else {
293 target_brk = new_brk;
294 return (long)target_brk;
295 }
296}
297
298static inline fd_set *target_to_host_fds(fd_set *fds,
299 target_long *target_fds, int n)
300{
7854b056 301#if !defined(BSWAP_NEEDED) && !defined(WORDS_BIGENDIAN)
31e31b8a
FB		 302 return (fd_set *)target_fds;
303#else
304 int i, b;
305 if (target_fds) {
306 FD_ZERO(fds);
307 for(i = 0;i < n; i++) {
308 b = (tswapl(target_fds[i / TARGET_LONG_BITS]) >>
309 (i & (TARGET_LONG_BITS - 1))) & 1;
310 if (b)
311 FD_SET(i, fds);
312 }
313 return fds;
314 } else {
315 return NULL;
316 }
317#endif
318}
319
320static inline void host_to_target_fds(target_long *target_fds,
321 fd_set *fds, int n)
322{
7854b056 323#if !defined(BSWAP_NEEDED) && !defined(WORDS_BIGENDIAN)
31e31b8a
FB		 324 /* nothing to do */
325#else
326 int i, nw, j, k;
327 target_long v;
328
329 if (target_fds) {
8853f86e 330 nw = (n + TARGET_LONG_BITS - 1) / TARGET_LONG_BITS;
31e31b8a
FB		 331 k = 0;
332 for(i = 0;i < nw; i++) {
333 v = 0;
334 for(j = 0; j < TARGET_LONG_BITS; j++) {
335 v |= ((FD_ISSET(k, fds) != 0) << j);
336 k++;
337 }
338 target_fds[i] = tswapl(v);
339 }
340 }
341#endif
342}
343
c596ed17
FB		 344#if defined(__alpha__)
345#define HOST_HZ 1024
346#else
347#define HOST_HZ 100
348#endif
349
350static inline long host_to_target_clock_t(long ticks)
351{
352#if HOST_HZ == TARGET_HZ
353 return ticks;
354#else
355 return ((int64_t)ticks * TARGET_HZ) / HOST_HZ;
356#endif
357}
358
b409186b
FB		 359static inline void host_to_target_rusage(struct target_rusage *target_rusage,
360 const struct rusage *rusage)
361{
362 target_rusage->ru_utime.tv_sec = tswapl(rusage->ru_utime.tv_sec);
363 target_rusage->ru_utime.tv_usec = tswapl(rusage->ru_utime.tv_usec);
364 target_rusage->ru_stime.tv_sec = tswapl(rusage->ru_stime.tv_sec);
365 target_rusage->ru_stime.tv_usec = tswapl(rusage->ru_stime.tv_usec);
366 target_rusage->ru_maxrss = tswapl(rusage->ru_maxrss);
367 target_rusage->ru_ixrss = tswapl(rusage->ru_ixrss);
368 target_rusage->ru_idrss = tswapl(rusage->ru_idrss);
369 target_rusage->ru_isrss = tswapl(rusage->ru_isrss);
370 target_rusage->ru_minflt = tswapl(rusage->ru_minflt);
371 target_rusage->ru_majflt = tswapl(rusage->ru_majflt);
372 target_rusage->ru_nswap = tswapl(rusage->ru_nswap);
373 target_rusage->ru_inblock = tswapl(rusage->ru_inblock);
374 target_rusage->ru_oublock = tswapl(rusage->ru_oublock);
375 target_rusage->ru_msgsnd = tswapl(rusage->ru_msgsnd);
376 target_rusage->ru_msgrcv = tswapl(rusage->ru_msgrcv);
377 target_rusage->ru_nsignals = tswapl(rusage->ru_nsignals);
378 target_rusage->ru_nvcsw = tswapl(rusage->ru_nvcsw);
379 target_rusage->ru_nivcsw = tswapl(rusage->ru_nivcsw);
380}
381
66fb9763 382static inline void target_to_host_timeval(struct timeval *tv,
5cd4393b 383 const struct target_timeval *target_tv)
31e31b8a 384{
66fb9763
FB		 385 tv->tv_sec = tswapl(target_tv->tv_sec);
386 tv->tv_usec = tswapl(target_tv->tv_usec);
31e31b8a
FB		 387}
388
66fb9763 389static inline void host_to_target_timeval(struct target_timeval *target_tv,
5cd4393b 390 const struct timeval *tv)
31e31b8a 391{
66fb9763
FB		 392 target_tv->tv_sec = tswapl(tv->tv_sec);
393 target_tv->tv_usec = tswapl(tv->tv_usec);
31e31b8a
FB		 394}
395
396
397static long do_select(long n,
398 target_long *target_rfds, target_long *target_wfds,
399 target_long *target_efds, struct target_timeval *target_tv)
400{
401 fd_set rfds, wfds, efds;
402 fd_set *rfds_ptr, *wfds_ptr, *efds_ptr;
403 struct timeval tv, *tv_ptr;
404 long ret;
405
406 rfds_ptr = target_to_host_fds(&rfds, target_rfds, n);
407 wfds_ptr = target_to_host_fds(&wfds, target_wfds, n);
408 efds_ptr = target_to_host_fds(&efds, target_efds, n);
409
410 if (target_tv) {
5cd4393b 411 target_to_host_timeval(&tv, target_tv);
31e31b8a
FB		 412 tv_ptr = &tv;
413 } else {
414 tv_ptr = NULL;
415 }
416 ret = get_errno(select(n, rfds_ptr, wfds_ptr, efds_ptr, tv_ptr));
417 if (!is_error(ret)) {
418 host_to_target_fds(target_rfds, rfds_ptr, n);
419 host_to_target_fds(target_wfds, wfds_ptr, n);
420 host_to_target_fds(target_efds, efds_ptr, n);
421
422 if (target_tv) {
5cd4393b 423 host_to_target_timeval(target_tv, &tv);
31e31b8a
FB		 424 }
425 }
426 return ret;
427}
428
7854b056
FB		 429static inline void target_to_host_sockaddr(struct sockaddr *addr,
430 struct target_sockaddr *target_addr,
431 socklen_t len)
432{
433 memcpy(addr, target_addr, len);
434 addr->sa_family = tswap16(target_addr->sa_family);
435}
436
437static inline void host_to_target_sockaddr(struct target_sockaddr *target_addr,
438 struct sockaddr *addr,
439 socklen_t len)
440{
441 memcpy(target_addr, addr, len);
442 target_addr->sa_family = tswap16(addr->sa_family);
443}
444
445static inline void target_to_host_cmsg(struct msghdr *msgh,
446 struct target_msghdr *target_msgh)
447{
448 struct cmsghdr *cmsg = CMSG_FIRSTHDR(msgh);
449 struct target_cmsghdr *target_cmsg = TARGET_CMSG_FIRSTHDR(target_msgh);
450 socklen_t space = 0;
451
452 while (cmsg && target_cmsg) {
453 void *data = CMSG_DATA(cmsg);
454 void *target_data = TARGET_CMSG_DATA(target_cmsg);
455
456 int len = tswapl(target_cmsg->cmsg_len)
457 - TARGET_CMSG_ALIGN(sizeof (struct target_cmsghdr));
458
459 space += CMSG_SPACE(len);
460 if (space > msgh->msg_controllen) {
461 space -= CMSG_SPACE(len);
462 gemu_log("Host cmsg overflow");
463 break;
464 }
465
466 cmsg->cmsg_level = tswap32(target_cmsg->cmsg_level);
467 cmsg->cmsg_type = tswap32(target_cmsg->cmsg_type);
468 cmsg->cmsg_len = CMSG_LEN(len);
469
470 if (cmsg->cmsg_level != SOL_SOCKET || cmsg->cmsg_type != SCM_RIGHTS) {
471 gemu_log("Unsupported ancillary data: %d/%d\n", cmsg->cmsg_level, cmsg->cmsg_type);
472 memcpy(data, target_data, len);
473 } else {
474 int *fd = (int *)data;
475 int *target_fd = (int *)target_data;
476 int i, numfds = len / sizeof(int);
477
478 for (i = 0; i < numfds; i++)
479 fd[i] = tswap32(target_fd[i]);
480 }
481
482 cmsg = CMSG_NXTHDR(msgh, cmsg);
483 target_cmsg = TARGET_CMSG_NXTHDR(target_msgh, target_cmsg);
484 }
485
486 msgh->msg_controllen = space;
487}
488
489static inline void host_to_target_cmsg(struct target_msghdr *target_msgh,
490 struct msghdr *msgh)
491{
492 struct cmsghdr *cmsg = CMSG_FIRSTHDR(msgh);
493 struct target_cmsghdr *target_cmsg = TARGET_CMSG_FIRSTHDR(target_msgh);
494 socklen_t space = 0;
495
496 while (cmsg && target_cmsg) {
497 void *data = CMSG_DATA(cmsg);
498 void *target_data = TARGET_CMSG_DATA(target_cmsg);
499
500 int len = cmsg->cmsg_len - CMSG_ALIGN(sizeof (struct cmsghdr));
501
502 space += TARGET_CMSG_SPACE(len);
503 if (space > tswapl(target_msgh->msg_controllen)) {
504 space -= TARGET_CMSG_SPACE(len);
505 gemu_log("Target cmsg overflow");
506 break;
507 }
508
509 target_cmsg->cmsg_level = tswap32(cmsg->cmsg_level);
510 target_cmsg->cmsg_type = tswap32(cmsg->cmsg_type);
511 target_cmsg->cmsg_len = tswapl(TARGET_CMSG_LEN(len));
512
513 if (cmsg->cmsg_level != SOL_SOCKET || cmsg->cmsg_type != SCM_RIGHTS) {
514 gemu_log("Unsupported ancillary data: %d/%d\n", cmsg->cmsg_level, cmsg->cmsg_type);
515 memcpy(target_data, data, len);
516 } else {
517 int *fd = (int *)data;
518 int *target_fd = (int *)target_data;
519 int i, numfds = len / sizeof(int);
520
521 for (i = 0; i < numfds; i++)
522 target_fd[i] = tswap32(fd[i]);
523 }
524
525 cmsg = CMSG_NXTHDR(msgh, cmsg);
526 target_cmsg = TARGET_CMSG_NXTHDR(target_msgh, target_cmsg);
527 }
528
529 msgh->msg_controllen = tswapl(space);
530}
531
532static long do_setsockopt(int sockfd, int level, int optname,
533 void *optval, socklen_t optlen)
534{
8853f86e
FB		 535 int val, ret;
536
537 switch(level) {
538 case SOL_TCP:
7854b056 539 /* TCP options all take an 'int' value. */
7854b056
FB		 540 if (optlen < sizeof(uint32_t))
541 return -EINVAL;
8853f86e
FB		 542
543 if (get_user(val, (uint32_t *)optval))
544 return -EFAULT;
545 ret = get_errno(setsockopt(sockfd, level, optname, &val, sizeof(val)));
546 break;
547 case SOL_IP:
548 switch(optname) {
549 case IP_HDRINCL:
550 val = 0;
551 if (optlen >= sizeof(uint32_t)) {
552 if (get_user(val, (uint32_t *)optval))
553 return -EFAULT;
554 } else if (optlen >= 1) {
555 if (get_user(val, (uint8_t *)optval))
556 return -EFAULT;
557 }
558 ret = get_errno(setsockopt(sockfd, level, optname, &val, sizeof(val)));
559 break;
560 default:
561 goto unimplemented;
562 }
563 break;
564 case SOL_SOCKET:
565 switch (optname) {
566 /* Options with 'int' argument. */
567 case SO_DEBUG:
568 case SO_REUSEADDR:
569 case SO_TYPE:
570 case SO_ERROR:
571 case SO_DONTROUTE:
572 case SO_BROADCAST:
573 case SO_SNDBUF:
574 case SO_RCVBUF:
575 case SO_KEEPALIVE:
576 case SO_OOBINLINE:
577 case SO_NO_CHECK:
578 case SO_PRIORITY:
579 case SO_BSDCOMPAT:
580 case SO_PASSCRED:
581 case SO_TIMESTAMP:
582 case SO_RCVLOWAT:
583 case SO_RCVTIMEO:
584 case SO_SNDTIMEO:
585 if (optlen < sizeof(uint32_t))
586 return -EINVAL;
587 if (get_user(val, (uint32_t *)optval))
588 return -EFAULT;
589 ret = get_errno(setsockopt(sockfd, level, optname, &val, sizeof(val)));
590 break;
591 default:
592 goto unimplemented;
593 }
594 break;
7854b056 595 default:
8853f86e
FB		 596 unimplemented:
597 gemu_log("Unsupported setsockopt level=%d optname=%d \n", level, optname);
598 ret = -ENOSYS;
7854b056 599 }
8853f86e 600 return ret;
7854b056
FB		 601}
602
603static long do_getsockopt(int sockfd, int level, int optname,
604 void *optval, socklen_t *optlen)
605{
8853f86e
FB		 606 int len, lv, val, ret;
607
608 switch(level) {
609 case SOL_SOCKET:
610 switch (optname) {
611 case SO_LINGER:
612 case SO_RCVTIMEO:
613 case SO_SNDTIMEO:
614 case SO_PEERCRED:
615 case SO_PEERNAME:
616 /* These don't just return a single integer */
617 goto unimplemented;
618 default:
619 if (get_user(len, optlen))
620 return -EFAULT;
621 if (len < 0)
622 return -EINVAL;
623 lv = sizeof(int);
624 ret = get_errno(getsockopt(sockfd, level, optname, &val, &lv));
625 if (ret < 0)
626 return ret;
627 val = tswap32(val);
628 if (len > lv)
629 len = lv;
630 if (copy_to_user(optval, &val, len))
631 return -EFAULT;
632 if (put_user(len, optlen))
633 return -EFAULT;
634 break;
635 }
636 break;
637 default:
638 unimplemented:
639 gemu_log("getsockopt level=%d optname=%d not yet supported\n",
640 level, optname);
641 ret = -ENOSYS;
642 break;
643 }
644 return ret;
7854b056
FB		 645}
646
647static long do_socketcall(int num, int32_t *vptr)
31e31b8a
FB		 648{
649 long ret;
650
651 switch(num) {
652 case SOCKOP_socket:
7854b056
FB		 653 {
654 int domain = tswap32(vptr[0]);
655 int type = tswap32(vptr[1]);
656 int protocol = tswap32(vptr[2]);
657
658 ret = get_errno(socket(domain, type, protocol));
659 }
31e31b8a
FB		 660 break;
661 case SOCKOP_bind:
7854b056
FB		 662 {
663 int sockfd = tswap32(vptr[0]);
664 void *target_addr = (void *)tswap32(vptr[1]);
665 socklen_t addrlen = tswap32(vptr[2]);
666 void *addr = alloca(addrlen);
667
668 target_to_host_sockaddr(addr, target_addr, addrlen);
669 ret = get_errno(bind(sockfd, addr, addrlen));
670 }
31e31b8a
FB		 671 break;
672 case SOCKOP_connect:
7854b056
FB		 673 {
674 int sockfd = tswap32(vptr[0]);
675 void *target_addr = (void *)tswap32(vptr[1]);
676 socklen_t addrlen = tswap32(vptr[2]);
677 void *addr = alloca(addrlen);
678
679 target_to_host_sockaddr(addr, target_addr, addrlen);
680 ret = get_errno(connect(sockfd, addr, addrlen));
681 }
31e31b8a
FB		 682 break;
683 case SOCKOP_listen:
7854b056
FB		 684 {
685 int sockfd = tswap32(vptr[0]);
686 int backlog = tswap32(vptr[1]);
687
688 ret = get_errno(listen(sockfd, backlog));
689 }
31e31b8a
FB		 690 break;
691 case SOCKOP_accept:
692 {
7854b056
FB		 693 int sockfd = tswap32(vptr[0]);
694 void *target_addr = (void *)tswap32(vptr[1]);
695 uint32_t *target_addrlen = (void *)tswap32(vptr[2]);
696 socklen_t addrlen = tswap32(*target_addrlen);
697 void *addr = alloca(addrlen);
698
699 ret = get_errno(accept(sockfd, addr, &addrlen));
700 if (!is_error(ret)) {
701 host_to_target_sockaddr(target_addr, addr, addrlen);
702 *target_addrlen = tswap32(addrlen);
703 }
31e31b8a
FB		 704 }
705 break;
706 case SOCKOP_getsockname:
707 {
7854b056
FB		 708 int sockfd = tswap32(vptr[0]);
709 void *target_addr = (void *)tswap32(vptr[1]);
710 uint32_t *target_addrlen = (void *)tswap32(vptr[2]);
711 socklen_t addrlen = tswap32(*target_addrlen);
712 void *addr = alloca(addrlen);
713
714 ret = get_errno(getsockname(sockfd, addr, &addrlen));
715 if (!is_error(ret)) {
716 host_to_target_sockaddr(target_addr, addr, addrlen);
717 *target_addrlen = tswap32(addrlen);
718 }
31e31b8a
FB		 719 }
720 break;
721 case SOCKOP_getpeername:
722 {
7854b056
FB		 723 int sockfd = tswap32(vptr[0]);
724 void *target_addr = (void *)tswap32(vptr[1]);
725 uint32_t *target_addrlen = (void *)tswap32(vptr[2]);
726 socklen_t addrlen = tswap32(*target_addrlen);
727 void *addr = alloca(addrlen);
728
729 ret = get_errno(getpeername(sockfd, addr, &addrlen));
730 if (!is_error(ret)) {
731 host_to_target_sockaddr(target_addr, addr, addrlen);
732 *target_addrlen = tswap32(addrlen);
733 }
31e31b8a
FB		 734 }
735 break;
736 case SOCKOP_socketpair:
737 {
7854b056
FB		 738 int domain = tswap32(vptr[0]);
739 int type = tswap32(vptr[1]);
740 int protocol = tswap32(vptr[2]);
741 int32_t *target_tab = (void *)tswap32(vptr[3]);
31e31b8a 742 int tab[2];
7854b056
FB		 743
744 ret = get_errno(socketpair(domain, type, protocol, tab));
31e31b8a
FB		 745 if (!is_error(ret)) {
746 target_tab[0] = tswap32(tab[0]);
747 target_tab[1] = tswap32(tab[1]);
748 }
749 }
750 break;
751 case SOCKOP_send:
7854b056
FB		 752 {
753 int sockfd = tswap32(vptr[0]);
754 void *msg = (void *)tswap32(vptr[1]);
755 size_t len = tswap32(vptr[2]);
756 int flags = tswap32(vptr[3]);
757
758 ret = get_errno(send(sockfd, msg, len, flags));
759 }
31e31b8a
FB		 760 break;
761 case SOCKOP_recv:
7854b056
FB		 762 {
763 int sockfd = tswap32(vptr[0]);
764 void *msg = (void *)tswap32(vptr[1]);
765 size_t len = tswap32(vptr[2]);
766 int flags = tswap32(vptr[3]);
767
768 ret = get_errno(recv(sockfd, msg, len, flags));
769 }
31e31b8a
FB		 770 break;
771 case SOCKOP_sendto:
7854b056
FB		 772 {
773 int sockfd = tswap32(vptr[0]);
774 void *msg = (void *)tswap32(vptr[1]);
775 size_t len = tswap32(vptr[2]);
776 int flags = tswap32(vptr[3]);
777 void *target_addr = (void *)tswap32(vptr[4]);
778 socklen_t addrlen = tswap32(vptr[5]);
779 void *addr = alloca(addrlen);
780
781 target_to_host_sockaddr(addr, target_addr, addrlen);
782 ret = get_errno(sendto(sockfd, msg, len, flags, addr, addrlen));
783 }
31e31b8a
FB		 784 break;
785 case SOCKOP_recvfrom:
786 {
7854b056
FB		 787 int sockfd = tswap32(vptr[0]);
788 void *msg = (void *)tswap32(vptr[1]);
789 size_t len = tswap32(vptr[2]);
790 int flags = tswap32(vptr[3]);
791 void *target_addr = (void *)tswap32(vptr[4]);
792 uint32_t *target_addrlen = (void *)tswap32(vptr[5]);
793 socklen_t addrlen = tswap32(*target_addrlen);
794 void *addr = alloca(addrlen);
795
796 ret = get_errno(recvfrom(sockfd, msg, len, flags, addr, &addrlen));
797 if (!is_error(ret)) {
798 host_to_target_sockaddr(target_addr, addr, addrlen);
799 *target_addrlen = tswap32(addrlen);
800 }
31e31b8a
FB		 801 }
802 break;
803 case SOCKOP_shutdown:
7854b056
FB		 804 {
805 int sockfd = tswap32(vptr[0]);
806 int how = tswap32(vptr[1]);
807
808 ret = get_errno(shutdown(sockfd, how));
809 }
31e31b8a
FB		 810 break;
811 case SOCKOP_sendmsg:
812 case SOCKOP_recvmsg:
1a9353d2
FB		 813 {
814 int fd;
815 struct target_msghdr *msgp;
816 struct msghdr msg;
817 int flags, count, i;
818 struct iovec *vec;
819 struct target_iovec *target_vec;
820
7854b056 821 msgp = (void *)tswap32(vptr[1]);
1a9353d2
FB		 822 msg.msg_name = (void *)tswapl(msgp->msg_name);
823 msg.msg_namelen = tswapl(msgp->msg_namelen);
7854b056
FB		 824 msg.msg_controllen = 2 * tswapl(msgp->msg_controllen);
825 msg.msg_control = alloca(msg.msg_controllen);
1a9353d2
FB		 826 msg.msg_flags = tswap32(msgp->msg_flags);
827
828 count = tswapl(msgp->msg_iovlen);
829 vec = alloca(count * sizeof(struct iovec));
830 target_vec = (void *)tswapl(msgp->msg_iov);
831 for(i = 0;i < count; i++) {
832 vec[i].iov_base = (void *)tswapl(target_vec[i].iov_base);
833 vec[i].iov_len = tswapl(target_vec[i].iov_len);
834 }
835 msg.msg_iovlen = count;
836 msg.msg_iov = vec;
837
7854b056
FB		 838 fd = tswap32(vptr[0]);
839 flags = tswap32(vptr[2]);
840 if (num == SOCKOP_sendmsg) {
841 target_to_host_cmsg(&msg, msgp);
842 ret = get_errno(sendmsg(fd, &msg, flags));
843 } else {
844 ret = get_errno(recvmsg(fd, &msg, flags));
845 if (!is_error(ret))
846 host_to_target_cmsg(msgp, &msg);
847 }
1a9353d2
FB		 848 }
849 break;
31e31b8a 850 case SOCKOP_setsockopt:
7854b056
FB		 851 {
852 int sockfd = tswap32(vptr[0]);
853 int level = tswap32(vptr[1]);
854 int optname = tswap32(vptr[2]);
855 void *optval = (void *)tswap32(vptr[3]);
856 socklen_t optlen = tswap32(vptr[4]);
857
858 ret = do_setsockopt(sockfd, level, optname, optval, optlen);
859 }
860 break;
31e31b8a 861 case SOCKOP_getsockopt:
7854b056
FB		 862 {
863 int sockfd = tswap32(vptr[0]);
864 int level = tswap32(vptr[1]);
865 int optname = tswap32(vptr[2]);
866 void *optval = (void *)tswap32(vptr[3]);
8853f86e 867 uint32_t *poptlen = (void *)tswap32(vptr[4]);
7854b056 868
8853f86e 869 ret = do_getsockopt(sockfd, level, optname, optval, poptlen);
7854b056
FB		 870 }
871 break;
31e31b8a
FB		 872 default:
873 gemu_log("Unsupported socketcall: %d\n", num);
874 ret = -ENOSYS;
875 break;
876 }
877 return ret;
878}
879
8853f86e
FB		 880
881#define N_SHM_REGIONS 32
882
883static struct shm_region {
884 uint32_t start;
885 uint32_t size;
886} shm_regions[N_SHM_REGIONS];
887
888static long do_ipc(long call, long first, long second, long third,
889 long ptr, long fifth)
890{
891 int version;
892 long ret = 0;
893 unsigned long raddr;
894 struct shmid_ds shm_info;
895 int i;
896
897 version = call >> 16;
898 call &= 0xffff;
899
900 switch (call) {
901 case IPCOP_shmat:
902 /* SHM_* flags are the same on all linux platforms */
903 ret = get_errno((long) shmat(first, (void *) ptr, second));
904 if (is_error(ret))
905 break;
906 raddr = ret;
907 /* find out the length of the shared memory segment */
908
909 ret = get_errno(shmctl(first, IPC_STAT, &shm_info));
910 if (is_error(ret)) {
911 /* can't get length, bail out */
912 shmdt((void *) raddr);
913 break;
914 }
915 page_set_flags(raddr, raddr + shm_info.shm_segsz,
916 PAGE_VALID | PAGE_READ |
917 ((second & SHM_RDONLY)? 0: PAGE_WRITE));
918 for (i = 0; i < N_SHM_REGIONS; ++i) {
919 if (shm_regions[i].start == 0) {
920 shm_regions[i].start = raddr;
921 shm_regions[i].size = shm_info.shm_segsz;
922 break;
923 }
924 }
925 if (put_user(raddr, (uint32_t *)third))
926 return -EFAULT;
927 ret = 0;
928 break;
929 case IPCOP_shmdt:
930 for (i = 0; i < N_SHM_REGIONS; ++i) {
931 if (shm_regions[i].start == ptr) {
932 shm_regions[i].start = 0;
933 page_set_flags(ptr, shm_regions[i].size, 0);
934 break;
935 }
936 }
937 ret = get_errno(shmdt((void *) ptr));
938 break;
939
940 case IPCOP_shmget:
941 /* IPC_* flag values are the same on all linux platforms */
942 ret = get_errno(shmget(first, second, third));
943 break;
944
945 /* IPC_* and SHM_* command values are the same on all linux platforms */
946 case IPCOP_shmctl:
947 switch(second) {
948 case IPC_RMID:
949 case SHM_LOCK:
950 case SHM_UNLOCK:
951 ret = get_errno(shmctl(first, second, NULL));
952 break;
953 default:
954 goto unimplemented;
955 }
956 break;
957 default:
958 unimplemented:
959 gemu_log("Unsupported ipc call: %ld (version %d)\n", call, version);
960 ret = -ENOSYS;
961 break;
962 }
963 return ret;
964}
965
31e31b8a
FB		 966/* kernel structure types definitions */
967#define IFNAMSIZ 16
968
969#define STRUCT(name, list...) STRUCT_ ## name,
970#define STRUCT_SPECIAL(name) STRUCT_ ## name,
971enum {
972#include "syscall_types.h"
973};
974#undef STRUCT
975#undef STRUCT_SPECIAL
976
977#define STRUCT(name, list...) const argtype struct_ ## name ## _def[] = { list, TYPE_NULL };
978#define STRUCT_SPECIAL(name)
979#include "syscall_types.h"
980#undef STRUCT
981#undef STRUCT_SPECIAL
982
983typedef struct IOCTLEntry {
2ab83ea7
FB		 984 unsigned int target_cmd;
985 unsigned int host_cmd;
31e31b8a
FB		 986 const char *name;
987 int access;
1a9353d2 988 const argtype arg_type[5];
31e31b8a
FB		 989} IOCTLEntry;
990
991#define IOC_R 0x0001
992#define IOC_W 0x0002
993#define IOC_RW (IOC_R | IOC_W)
994
995#define MAX_STRUCT_SIZE 4096
996
2ab83ea7 997IOCTLEntry ioctl_entries[] = {
31e31b8a
FB		 998#define IOCTL(cmd, access, types...) \
999 { TARGET_ ## cmd, cmd, #cmd, access, { types } },
1000#include "ioctls.h"
1001 { 0, 0, },
1002};
1003
1004static long do_ioctl(long fd, long cmd, long arg)
1005{
1006 const IOCTLEntry *ie;
1007 const argtype *arg_type;
1008 long ret;
1009 uint8_t buf_temp[MAX_STRUCT_SIZE];
1010
1011 ie = ioctl_entries;
1012 for(;;) {
1013 if (ie->target_cmd == 0) {
1014 gemu_log("Unsupported ioctl: cmd=0x%04lx\n", cmd);
1015 return -ENOSYS;
1016 }
1017 if (ie->target_cmd == cmd)
1018 break;
1019 ie++;
1020 }
1021 arg_type = ie->arg_type;
9de5e440 1022#if defined(DEBUG)
72f03900
FB		 1023 gemu_log("ioctl: cmd=0x%04lx (%s)\n", cmd, ie->name);
1024#endif
31e31b8a
FB		 1025 switch(arg_type[0]) {
1026 case TYPE_NULL:
1027 /* no argument */
1028 ret = get_errno(ioctl(fd, ie->host_cmd));
1029 break;
1030 case TYPE_PTRVOID:
1031 case TYPE_INT:
1032 /* int argment */
1033 ret = get_errno(ioctl(fd, ie->host_cmd, arg));
1034 break;
1035 case TYPE_PTR:
1036 arg_type++;
1037 switch(ie->access) {
1038 case IOC_R:
1039 ret = get_errno(ioctl(fd, ie->host_cmd, buf_temp));
1040 if (!is_error(ret)) {
1041 thunk_convert((void *)arg, buf_temp, arg_type, THUNK_TARGET);
1042 }
1043 break;
1044 case IOC_W:
1045 thunk_convert(buf_temp, (void *)arg, arg_type, THUNK_HOST);
1046 ret = get_errno(ioctl(fd, ie->host_cmd, buf_temp));
1047 break;
1048 default:
1049 case IOC_RW:
1050 thunk_convert(buf_temp, (void *)arg, arg_type, THUNK_HOST);
1051 ret = get_errno(ioctl(fd, ie->host_cmd, buf_temp));
1052 if (!is_error(ret)) {
1053 thunk_convert((void *)arg, buf_temp, arg_type, THUNK_TARGET);
1054 }
1055 break;
1056 }
1057 break;
1058 default:
1059 gemu_log("Unsupported ioctl type: cmd=0x%04lx type=%d\n", cmd, arg_type[0]);
1060 ret = -ENOSYS;
1061 break;
1062 }
1063 return ret;
1064}
1065
1066bitmask_transtbl iflag_tbl[] = {
1067 { TARGET_IGNBRK, TARGET_IGNBRK, IGNBRK, IGNBRK },
1068 { TARGET_BRKINT, TARGET_BRKINT, BRKINT, BRKINT },
1069 { TARGET_IGNPAR, TARGET_IGNPAR, IGNPAR, IGNPAR },
1070 { TARGET_PARMRK, TARGET_PARMRK, PARMRK, PARMRK },
1071 { TARGET_INPCK, TARGET_INPCK, INPCK, INPCK },
1072 { TARGET_ISTRIP, TARGET_ISTRIP, ISTRIP, ISTRIP },
1073 { TARGET_INLCR, TARGET_INLCR, INLCR, INLCR },
1074 { TARGET_IGNCR, TARGET_IGNCR, IGNCR, IGNCR },
1075 { TARGET_ICRNL, TARGET_ICRNL, ICRNL, ICRNL },
1076 { TARGET_IUCLC, TARGET_IUCLC, IUCLC, IUCLC },
1077 { TARGET_IXON, TARGET_IXON, IXON, IXON },
1078 { TARGET_IXANY, TARGET_IXANY, IXANY, IXANY },
1079 { TARGET_IXOFF, TARGET_IXOFF, IXOFF, IXOFF },
1080 { TARGET_IMAXBEL, TARGET_IMAXBEL, IMAXBEL, IMAXBEL },
1081 { 0, 0, 0, 0 }
1082};
1083
1084bitmask_transtbl oflag_tbl[] = {
1085 { TARGET_OPOST, TARGET_OPOST, OPOST, OPOST },
1086 { TARGET_OLCUC, TARGET_OLCUC, OLCUC, OLCUC },
1087 { TARGET_ONLCR, TARGET_ONLCR, ONLCR, ONLCR },
1088 { TARGET_OCRNL, TARGET_OCRNL, OCRNL, OCRNL },
1089 { TARGET_ONOCR, TARGET_ONOCR, ONOCR, ONOCR },
1090 { TARGET_ONLRET, TARGET_ONLRET, ONLRET, ONLRET },
1091 { TARGET_OFILL, TARGET_OFILL, OFILL, OFILL },
1092 { TARGET_OFDEL, TARGET_OFDEL, OFDEL, OFDEL },
1093 { TARGET_NLDLY, TARGET_NL0, NLDLY, NL0 },
1094 { TARGET_NLDLY, TARGET_NL1, NLDLY, NL1 },
1095 { TARGET_CRDLY, TARGET_CR0, CRDLY, CR0 },
1096 { TARGET_CRDLY, TARGET_CR1, CRDLY, CR1 },
1097 { TARGET_CRDLY, TARGET_CR2, CRDLY, CR2 },
1098 { TARGET_CRDLY, TARGET_CR3, CRDLY, CR3 },
1099 { TARGET_TABDLY, TARGET_TAB0, TABDLY, TAB0 },
1100 { TARGET_TABDLY, TARGET_TAB1, TABDLY, TAB1 },
1101 { TARGET_TABDLY, TARGET_TAB2, TABDLY, TAB2 },
1102 { TARGET_TABDLY, TARGET_TAB3, TABDLY, TAB3 },
1103 { TARGET_BSDLY, TARGET_BS0, BSDLY, BS0 },
1104 { TARGET_BSDLY, TARGET_BS1, BSDLY, BS1 },
1105 { TARGET_VTDLY, TARGET_VT0, VTDLY, VT0 },
1106 { TARGET_VTDLY, TARGET_VT1, VTDLY, VT1 },
1107 { TARGET_FFDLY, TARGET_FF0, FFDLY, FF0 },
1108 { TARGET_FFDLY, TARGET_FF1, FFDLY, FF1 },
1109 { 0, 0, 0, 0 }
1110};
1111
1112bitmask_transtbl cflag_tbl[] = {
1113 { TARGET_CBAUD, TARGET_B0, CBAUD, B0 },
1114 { TARGET_CBAUD, TARGET_B50, CBAUD, B50 },
1115 { TARGET_CBAUD, TARGET_B75, CBAUD, B75 },
1116 { TARGET_CBAUD, TARGET_B110, CBAUD, B110 },
1117 { TARGET_CBAUD, TARGET_B134, CBAUD, B134 },
1118 { TARGET_CBAUD, TARGET_B150, CBAUD, B150 },
1119 { TARGET_CBAUD, TARGET_B200, CBAUD, B200 },
1120 { TARGET_CBAUD, TARGET_B300, CBAUD, B300 },
1121 { TARGET_CBAUD, TARGET_B600, CBAUD, B600 },
1122 { TARGET_CBAUD, TARGET_B1200, CBAUD, B1200 },
1123 { TARGET_CBAUD, TARGET_B1800, CBAUD, B1800 },
1124 { TARGET_CBAUD, TARGET_B2400, CBAUD, B2400 },
1125 { TARGET_CBAUD, TARGET_B4800, CBAUD, B4800 },
1126 { TARGET_CBAUD, TARGET_B9600, CBAUD, B9600 },
1127 { TARGET_CBAUD, TARGET_B19200, CBAUD, B19200 },
1128 { TARGET_CBAUD, TARGET_B38400, CBAUD, B38400 },
1129 { TARGET_CBAUD, TARGET_B57600, CBAUD, B57600 },
1130 { TARGET_CBAUD, TARGET_B115200, CBAUD, B115200 },
1131 { TARGET_CBAUD, TARGET_B230400, CBAUD, B230400 },
1132 { TARGET_CBAUD, TARGET_B460800, CBAUD, B460800 },
1133 { TARGET_CSIZE, TARGET_CS5, CSIZE, CS5 },
1134 { TARGET_CSIZE, TARGET_CS6, CSIZE, CS6 },
1135 { TARGET_CSIZE, TARGET_CS7, CSIZE, CS7 },
1136 { TARGET_CSIZE, TARGET_CS8, CSIZE, CS8 },
1137 { TARGET_CSTOPB, TARGET_CSTOPB, CSTOPB, CSTOPB },
1138 { TARGET_CREAD, TARGET_CREAD, CREAD, CREAD },
1139 { TARGET_PARENB, TARGET_PARENB, PARENB, PARENB },
1140 { TARGET_PARODD, TARGET_PARODD, PARODD, PARODD },
1141 { TARGET_HUPCL, TARGET_HUPCL, HUPCL, HUPCL },
1142 { TARGET_CLOCAL, TARGET_CLOCAL, CLOCAL, CLOCAL },
1143 { TARGET_CRTSCTS, TARGET_CRTSCTS, CRTSCTS, CRTSCTS },
1144 { 0, 0, 0, 0 }
1145};
1146
1147bitmask_transtbl lflag_tbl[] = {
1148 { TARGET_ISIG, TARGET_ISIG, ISIG, ISIG },
1149 { TARGET_ICANON, TARGET_ICANON, ICANON, ICANON },
1150 { TARGET_XCASE, TARGET_XCASE, XCASE, XCASE },
1151 { TARGET_ECHO, TARGET_ECHO, ECHO, ECHO },
1152 { TARGET_ECHOE, TARGET_ECHOE, ECHOE, ECHOE },
1153 { TARGET_ECHOK, TARGET_ECHOK, ECHOK, ECHOK },
1154 { TARGET_ECHONL, TARGET_ECHONL, ECHONL, ECHONL },
1155 { TARGET_NOFLSH, TARGET_NOFLSH, NOFLSH, NOFLSH },
1156 { TARGET_TOSTOP, TARGET_TOSTOP, TOSTOP, TOSTOP },
1157 { TARGET_ECHOCTL, TARGET_ECHOCTL, ECHOCTL, ECHOCTL },
1158 { TARGET_ECHOPRT, TARGET_ECHOPRT, ECHOPRT, ECHOPRT },
1159 { TARGET_ECHOKE, TARGET_ECHOKE, ECHOKE, ECHOKE },
1160 { TARGET_FLUSHO, TARGET_FLUSHO, FLUSHO, FLUSHO },
1161 { TARGET_PENDIN, TARGET_PENDIN, PENDIN, PENDIN },
1162 { TARGET_IEXTEN, TARGET_IEXTEN, IEXTEN, IEXTEN },
1163 { 0, 0, 0, 0 }
1164};
1165
1166static void target_to_host_termios (void *dst, const void *src)
1167{
1168 struct host_termios *host = dst;
1169 const struct target_termios *target = src;
1170
1171 host->c_iflag =
1172 target_to_host_bitmask(tswap32(target->c_iflag), iflag_tbl);
1173 host->c_oflag =
1174 target_to_host_bitmask(tswap32(target->c_oflag), oflag_tbl);
1175 host->c_cflag =
1176 target_to_host_bitmask(tswap32(target->c_cflag), cflag_tbl);
1177 host->c_lflag =
1178 target_to_host_bitmask(tswap32(target->c_lflag), lflag_tbl);
1179 host->c_line = target->c_line;
1180
1181 host->c_cc[VINTR] = target->c_cc[TARGET_VINTR];
1182 host->c_cc[VQUIT] = target->c_cc[TARGET_VQUIT];
1183 host->c_cc[VERASE] = target->c_cc[TARGET_VERASE];
1184 host->c_cc[VKILL] = target->c_cc[TARGET_VKILL];
1185 host->c_cc[VEOF] = target->c_cc[TARGET_VEOF];
1186 host->c_cc[VTIME] = target->c_cc[TARGET_VTIME];
1187 host->c_cc[VMIN] = target->c_cc[TARGET_VMIN];
1188 host->c_cc[VSWTC] = target->c_cc[TARGET_VSWTC];
1189 host->c_cc[VSTART] = target->c_cc[TARGET_VSTART];
1190 host->c_cc[VSTOP] = target->c_cc[TARGET_VSTOP];
1191 host->c_cc[VSUSP] = target->c_cc[TARGET_VSUSP];
1192 host->c_cc[VEOL] = target->c_cc[TARGET_VEOL];
1193 host->c_cc[VREPRINT] = target->c_cc[TARGET_VREPRINT];
1194 host->c_cc[VDISCARD] = target->c_cc[TARGET_VDISCARD];
1195 host->c_cc[VWERASE] = target->c_cc[TARGET_VWERASE];
1196 host->c_cc[VLNEXT] = target->c_cc[TARGET_VLNEXT];
1197 host->c_cc[VEOL2] = target->c_cc[TARGET_VEOL2];
1198}
1199
1200static void host_to_target_termios (void *dst, const void *src)
1201{
1202 struct target_termios *target = dst;
1203 const struct host_termios *host = src;
1204
1205 target->c_iflag =
1206 tswap32(host_to_target_bitmask(host->c_iflag, iflag_tbl));
1207 target->c_oflag =
1208 tswap32(host_to_target_bitmask(host->c_oflag, oflag_tbl));
1209 target->c_cflag =
1210 tswap32(host_to_target_bitmask(host->c_cflag, cflag_tbl));
1211 target->c_lflag =
1212 tswap32(host_to_target_bitmask(host->c_lflag, lflag_tbl));
1213 target->c_line = host->c_line;
1214
1215 target->c_cc[TARGET_VINTR] = host->c_cc[VINTR];
1216 target->c_cc[TARGET_VQUIT] = host->c_cc[VQUIT];
1217 target->c_cc[TARGET_VERASE] = host->c_cc[VERASE];
1218 target->c_cc[TARGET_VKILL] = host->c_cc[VKILL];
1219 target->c_cc[TARGET_VEOF] = host->c_cc[VEOF];
1220 target->c_cc[TARGET_VTIME] = host->c_cc[VTIME];
1221 target->c_cc[TARGET_VMIN] = host->c_cc[VMIN];
1222 target->c_cc[TARGET_VSWTC] = host->c_cc[VSWTC];
1223 target->c_cc[TARGET_VSTART] = host->c_cc[VSTART];
1224 target->c_cc[TARGET_VSTOP] = host->c_cc[VSTOP];
1225 target->c_cc[TARGET_VSUSP] = host->c_cc[VSUSP];
1226 target->c_cc[TARGET_VEOL] = host->c_cc[VEOL];
1227 target->c_cc[TARGET_VREPRINT] = host->c_cc[VREPRINT];
1228 target->c_cc[TARGET_VDISCARD] = host->c_cc[VDISCARD];
1229 target->c_cc[TARGET_VWERASE] = host->c_cc[VWERASE];
1230 target->c_cc[TARGET_VLNEXT] = host->c_cc[VLNEXT];
1231 target->c_cc[TARGET_VEOL2] = host->c_cc[VEOL2];
1232}
1233
1234StructEntry struct_termios_def = {
1235 .convert = { host_to_target_termios, target_to_host_termios },
1236 .size = { sizeof(struct target_termios), sizeof(struct host_termios) },
1237 .align = { __alignof__(struct target_termios), __alignof__(struct host_termios) },
1238};
1239
5286db75
FB		 1240static bitmask_transtbl mmap_flags_tbl[] = {
1241 { TARGET_MAP_SHARED, TARGET_MAP_SHARED, MAP_SHARED, MAP_SHARED },
1242 { TARGET_MAP_PRIVATE, TARGET_MAP_PRIVATE, MAP_PRIVATE, MAP_PRIVATE },
1243 { TARGET_MAP_FIXED, TARGET_MAP_FIXED, MAP_FIXED, MAP_FIXED },
1244 { TARGET_MAP_ANONYMOUS, TARGET_MAP_ANONYMOUS, MAP_ANONYMOUS, MAP_ANONYMOUS },
1245 { TARGET_MAP_GROWSDOWN, TARGET_MAP_GROWSDOWN, MAP_GROWSDOWN, MAP_GROWSDOWN },
1246 { TARGET_MAP_DENYWRITE, TARGET_MAP_DENYWRITE, MAP_DENYWRITE, MAP_DENYWRITE },
1247 { TARGET_MAP_EXECUTABLE, TARGET_MAP_EXECUTABLE, MAP_EXECUTABLE, MAP_EXECUTABLE },
1248 { TARGET_MAP_LOCKED, TARGET_MAP_LOCKED, MAP_LOCKED, MAP_LOCKED },
1249 { 0, 0, 0, 0 }
1250};
1251
ffa65c3b
FB		 1252static bitmask_transtbl fcntl_flags_tbl[] = {
1253 { TARGET_O_ACCMODE, TARGET_O_WRONLY, O_ACCMODE, O_WRONLY, },
1254 { TARGET_O_ACCMODE, TARGET_O_RDWR, O_ACCMODE, O_RDWR, },
1255 { TARGET_O_CREAT, TARGET_O_CREAT, O_CREAT, O_CREAT, },
1256 { TARGET_O_EXCL, TARGET_O_EXCL, O_EXCL, O_EXCL, },
1257 { TARGET_O_NOCTTY, TARGET_O_NOCTTY, O_NOCTTY, O_NOCTTY, },
1258 { TARGET_O_TRUNC, TARGET_O_TRUNC, O_TRUNC, O_TRUNC, },
1259 { TARGET_O_APPEND, TARGET_O_APPEND, O_APPEND, O_APPEND, },
1260 { TARGET_O_NONBLOCK, TARGET_O_NONBLOCK, O_NONBLOCK, O_NONBLOCK, },
1261 { TARGET_O_SYNC, TARGET_O_SYNC, O_SYNC, O_SYNC, },
1262 { TARGET_FASYNC, TARGET_FASYNC, FASYNC, FASYNC, },
1263 { TARGET_O_DIRECTORY, TARGET_O_DIRECTORY, O_DIRECTORY, O_DIRECTORY, },
1264 { TARGET_O_NOFOLLOW, TARGET_O_NOFOLLOW, O_NOFOLLOW, O_NOFOLLOW, },
1265 { TARGET_O_LARGEFILE, TARGET_O_LARGEFILE, O_LARGEFILE, O_LARGEFILE, },
121061dc 1266#if defined(O_DIRECT)
ffa65c3b 1267 { TARGET_O_DIRECT, TARGET_O_DIRECT, O_DIRECT, O_DIRECT, },
121061dc 1268#endif
ffa65c3b
FB		 1269 { 0, 0, 0, 0 }
1270};
1271
2ab83ea7 1272#if defined(TARGET_I386)
6dbad63e
FB		 1273
1274/* NOTE: there is really one LDT for all the threads */
1275uint8_t *ldt_table;
1276
1277static int read_ldt(void *ptr, unsigned long bytecount)
1278{
1279 int size;
1280
1281 if (!ldt_table)
1282 return 0;
1283 size = TARGET_LDT_ENTRIES * TARGET_LDT_ENTRY_SIZE;
1284 if (size > bytecount)
1285 size = bytecount;
1286 memcpy(ptr, ldt_table, size);
1287 return size;
1288}
1289
1290/* XXX: add locking support */
1291static int write_ldt(CPUX86State *env,
1292 void *ptr, unsigned long bytecount, int oldmode)
1293{
1294 struct target_modify_ldt_ldt_s ldt_info;
1295 int seg_32bit, contents, read_exec_only, limit_in_pages;
1296 int seg_not_present, useable;
1297 uint32_t *lp, entry_1, entry_2;
1298
1299 if (bytecount != sizeof(ldt_info))
1300 return -EINVAL;
1301 memcpy(&ldt_info, ptr, sizeof(ldt_info));
1302 tswap32s(&ldt_info.entry_number);
1303 tswapls((long *)&ldt_info.base_addr);
1304 tswap32s(&ldt_info.limit);
1305 tswap32s(&ldt_info.flags);
1306
1307 if (ldt_info.entry_number >= TARGET_LDT_ENTRIES)
1308 return -EINVAL;
1309 seg_32bit = ldt_info.flags & 1;
1310 contents = (ldt_info.flags >> 1) & 3;
1311 read_exec_only = (ldt_info.flags >> 3) & 1;
1312 limit_in_pages = (ldt_info.flags >> 4) & 1;
1313 seg_not_present = (ldt_info.flags >> 5) & 1;
1314 useable = (ldt_info.flags >> 6) & 1;
1315
1316 if (contents == 3) {
1317 if (oldmode)
1318 return -EINVAL;
1319 if (seg_not_present == 0)
1320 return -EINVAL;
1321 }
1322 /* allocate the LDT */
1323 if (!ldt_table) {
1324 ldt_table = malloc(TARGET_LDT_ENTRIES * TARGET_LDT_ENTRY_SIZE);
1325 if (!ldt_table)
1326 return -ENOMEM;
1327 memset(ldt_table, 0, TARGET_LDT_ENTRIES * TARGET_LDT_ENTRY_SIZE);
1328 env->ldt.base = ldt_table;
1329 env->ldt.limit = 0xffff;
1330 }
1331
1332 /* NOTE: same code as Linux kernel */
1333 /* Allow LDTs to be cleared by the user. */
1334 if (ldt_info.base_addr == 0 && ldt_info.limit == 0) {
1335 if (oldmode ||
1336 (contents == 0 &&
1337 read_exec_only == 1 &&
1338 seg_32bit == 0 &&
1339 limit_in_pages == 0 &&
1340 seg_not_present == 1 &&
1341 useable == 0 )) {
1342 entry_1 = 0;
1343 entry_2 = 0;
1344 goto install;
1345 }
1346 }
1347
1348 entry_1 = ((ldt_info.base_addr & 0x0000ffff) << 16) |
1349 (ldt_info.limit & 0x0ffff);
1350 entry_2 = (ldt_info.base_addr & 0xff000000) |
1351 ((ldt_info.base_addr & 0x00ff0000) >> 16) |
1352 (ldt_info.limit & 0xf0000) |
1353 ((read_exec_only ^ 1) << 9) |
1354 (contents << 10) |
1355 ((seg_not_present ^ 1) << 15) |
1356 (seg_32bit << 22) |
1357 (limit_in_pages << 23) |
1358 0x7000;
1359 if (!oldmode)
1360 entry_2 |= (useable << 20);
14ae3ba7 1361
6dbad63e
FB		 1362 /* Install the new entry ... */
1363install:
1364 lp = (uint32_t *)(ldt_table + (ldt_info.entry_number << 3));
1365 lp[0] = tswap32(entry_1);
1366 lp[1] = tswap32(entry_2);
1367 return 0;
1368}
1369
1370/* specific and weird i386 syscalls */
5cd4393b 1371int do_modify_ldt(CPUX86State *env, int func, void *ptr, unsigned long bytecount)
6dbad63e
FB		 1372{
1373 int ret = -ENOSYS;
1374
1375 switch (func) {
1376 case 0:
1377 ret = read_ldt(ptr, bytecount);
1378 break;
1379 case 1:
1380 ret = write_ldt(env, ptr, bytecount, 1);
1381 break;
1382 case 0x11:
1383 ret = write_ldt(env, ptr, bytecount, 0);
1384 break;
1385 }
1386 return ret;
1387}
1b6b029e 1388
2ab83ea7
FB		 1389#endif /* defined(TARGET_I386) */
1390
1b6b029e
FB		 1391/* this stack is the equivalent of the kernel stack associated with a
1392 thread/process */
1393#define NEW_STACK_SIZE 8192
1394
1395static int clone_func(void *arg)
1396{
2ab83ea7 1397 CPUState *env = arg;
1b6b029e
FB		 1398 cpu_loop(env);
1399 /* never exits */
1400 return 0;
1401}
1402
2ab83ea7 1403int do_fork(CPUState *env, unsigned int flags, unsigned long newsp)
1b6b029e
FB		 1404{
1405 int ret;
5cd4393b 1406 TaskState *ts;
1b6b029e 1407 uint8_t *new_stack;
2ab83ea7 1408 CPUState *new_env;
1b6b029e
FB		 1409
1410 if (flags & CLONE_VM) {
5cd4393b
FB		 1411 ts = malloc(sizeof(TaskState) + NEW_STACK_SIZE);
1412 memset(ts, 0, sizeof(TaskState));
1413 new_stack = ts->stack;
1414 ts->used = 1;
1415 /* add in task state list */
1416 ts->next = first_task_state;
1417 first_task_state = ts;
1b6b029e 1418 /* we create a new CPU instance. */
2ab83ea7
FB		 1419 new_env = cpu_init();
1420 memcpy(new_env, env, sizeof(CPUState));
1421#if defined(TARGET_I386)
1422 if (!newsp)
1423 newsp = env->regs[R_ESP];
1b6b029e
FB		 1424 new_env->regs[R_ESP] = newsp;
1425 new_env->regs[R_EAX] = 0;
2ab83ea7
FB		 1426#elif defined(TARGET_ARM)
1427 if (!newsp)
1428 newsp = env->regs[13];
1429 new_env->regs[13] = newsp;
1430 new_env->regs[0] = 0;
ebc05488 1431#elif defined(TARGET_SPARC)
67867308
FB		 1432 printf ("HELPME: %s:%d\n", __FILE__, __LINE__);
1433#elif defined(TARGET_PPC)
1434 if (!newsp)
1435 newsp = env->gpr[1];
1436 new_env->gpr[1] = newsp;
1437 {
1438 int i;
1439 for (i = 7; i < 32; i++)
1440 new_env->gpr[i] = 0;
1441 }
2ab83ea7
FB		 1442#else
1443#error unsupported target CPU
1444#endif
5cd4393b 1445 new_env->opaque = ts;
27725c1d
FB		 1446#ifdef __ia64__
1447 ret = clone2(clone_func, new_stack + NEW_STACK_SIZE, flags, new_env);
1448#else
1449 ret = clone(clone_func, new_stack + NEW_STACK_SIZE, flags, new_env);
1450#endif
1b6b029e
FB		 1451 } else {
1452 /* if no CLONE_VM, we consider it is a fork */
1453 if ((flags & ~CSIGNAL) != 0)
1454 return -EINVAL;
1455 ret = fork();
1456 }
1457 return ret;
1458}
1459
7775e9ec
FB		 1460static long do_fcntl(int fd, int cmd, unsigned long arg)
1461{
1462 struct flock fl;
1463 struct target_flock *target_fl = (void *)arg;
1464 long ret;
1465
1466 switch(cmd) {
1467 case TARGET_F_GETLK:
1468 ret = fcntl(fd, cmd, &fl);
1469 if (ret == 0) {
1470 target_fl->l_type = tswap16(fl.l_type);
1471 target_fl->l_whence = tswap16(fl.l_whence);
1472 target_fl->l_start = tswapl(fl.l_start);
1473 target_fl->l_len = tswapl(fl.l_len);
1474 target_fl->l_pid = tswapl(fl.l_pid);
1475 }
1476 break;
1477
1478 case TARGET_F_SETLK:
1479 case TARGET_F_SETLKW:
1480 fl.l_type = tswap16(target_fl->l_type);
1481 fl.l_whence = tswap16(target_fl->l_whence);
1482 fl.l_start = tswapl(target_fl->l_start);
1483 fl.l_len = tswapl(target_fl->l_len);
1484 fl.l_pid = tswapl(target_fl->l_pid);
1485 ret = fcntl(fd, cmd, &fl);
1486 break;
1487
1488 case TARGET_F_GETLK64:
1489 case TARGET_F_SETLK64:
1490 case TARGET_F_SETLKW64:
1491 ret = -1;
1492 errno = EINVAL;
1493 break;
1494
ffa65c3b
FB		 1495 case F_GETFL:
1496 ret = fcntl(fd, cmd, arg);
1497 ret = host_to_target_bitmask(ret, fcntl_flags_tbl);
1498 break;
1499
1500 case F_SETFL:
1501 ret = fcntl(fd, cmd, target_to_host_bitmask(arg, fcntl_flags_tbl));
1502 break;
1503
7775e9ec
FB		 1504 default:
1505 ret = fcntl(fd, cmd, arg);
1506 break;
1507 }
1508 return ret;
1509}
1510
67867308 1511#ifdef USE_UID16
7775e9ec 1512
67867308
FB		 1513static inline int high2lowuid(int uid)
1514{
1515 if (uid > 65535)
1516 return 65534;
1517 else
1518 return uid;
1519}
1520
1521static inline int high2lowgid(int gid)
1522{
1523 if (gid > 65535)
1524 return 65534;
1525 else
1526 return gid;
1527}
1528
1529static inline int low2highuid(int uid)
1530{
1531 if ((int16_t)uid == -1)
1532 return -1;
1533 else
1534 return uid;
1535}
1536
1537static inline int low2highgid(int gid)
1538{
1539 if ((int16_t)gid == -1)
1540 return -1;
1541 else
1542 return gid;
1543}
1544
1545#endif /* USE_UID16 */
1b6b029e 1546
31e31b8a
FB		 1547void syscall_init(void)
1548{
2ab83ea7
FB		 1549 IOCTLEntry *ie;
1550 const argtype *arg_type;
1551 int size;
1552
31e31b8a
FB		 1553#define STRUCT(name, list...) thunk_register_struct(STRUCT_ ## name, #name, struct_ ## name ## _def);
1554#define STRUCT_SPECIAL(name) thunk_register_struct_direct(STRUCT_ ## name, #name, &struct_ ## name ## _def);
1555#include "syscall_types.h"
1556#undef STRUCT
1557#undef STRUCT_SPECIAL
2ab83ea7
FB		 1558
1559 /* we patch the ioctl size if necessary. We rely on the fact that
1560 no ioctl has all the bits at '1' in the size field */
1561 ie = ioctl_entries;
1562 while (ie->target_cmd != 0) {
1563 if (((ie->target_cmd >> TARGET_IOC_SIZESHIFT) & TARGET_IOC_SIZEMASK) ==
1564 TARGET_IOC_SIZEMASK) {
1565 arg_type = ie->arg_type;
1566 if (arg_type[0] != TYPE_PTR) {
1567 fprintf(stderr, "cannot patch size for ioctl 0x%x\n",
1568 ie->target_cmd);
1569 exit(1);
1570 }
1571 arg_type++;
1572 size = thunk_type_size(arg_type, 0);
1573 ie->target_cmd = (ie->target_cmd &
1574 ~(TARGET_IOC_SIZEMASK << TARGET_IOC_SIZESHIFT)) |
1575 (size << TARGET_IOC_SIZESHIFT);
1576 }
1577 /* automatic consistency check if same arch */
1578#if defined(__i386__) && defined(TARGET_I386)
1579 if (ie->target_cmd != ie->host_cmd) {
1580 fprintf(stderr, "ERROR: ioctl: target=0x%x host=0x%x\n",
1581 ie->target_cmd, ie->host_cmd);
1582 }
1583#endif
1584 ie++;
1585 }
31e31b8a 1586}
c573ff67 1587
6dbad63e 1588long do_syscall(void *cpu_env, int num, long arg1, long arg2, long arg3,
31e31b8a
FB		 1589 long arg4, long arg5, long arg6)
1590{
1591 long ret;
1592 struct stat st;
72f03900 1593 struct kernel_statfs *stfs;
31e31b8a 1594
72f03900 1595#ifdef DEBUG
c573ff67 1596 gemu_log("syscall %d", num);
72f03900 1597#endif
31e31b8a
FB		 1598 switch(num) {
1599 case TARGET_NR_exit:
7d13299d
FB		 1600#ifdef HAVE_GPROF
1601 _mcleanup();
1602#endif
1b6b029e 1603 /* XXX: should free thread stack and CPU env */
31e31b8a
FB		 1604 _exit(arg1);
1605 ret = 0; /* avoid warning */
1606 break;
1607 case TARGET_NR_read:
206f0fa7 1608 page_unprotect_range((void *)arg2, arg3);
31e31b8a
FB		 1609 ret = get_errno(read(arg1, (void *)arg2, arg3));
1610 break;
1611 case TARGET_NR_write:
1612 ret = get_errno(write(arg1, (void *)arg2, arg3));
1613 break;
1614 case TARGET_NR_open:
ffa65c3b
FB		 1615 ret = get_errno(open(path((const char *)arg1),
1616 target_to_host_bitmask(arg2, fcntl_flags_tbl),
1617 arg3));
31e31b8a
FB		 1618 break;
1619 case TARGET_NR_close:
1620 ret = get_errno(close(arg1));
1621 break;
1622 case TARGET_NR_brk:
1623 ret = do_brk((char *)arg1);
1624 break;
1625 case TARGET_NR_fork:
1b6b029e 1626 ret = get_errno(do_fork(cpu_env, SIGCHLD, 0));
31e31b8a
FB		 1627 break;
1628 case TARGET_NR_waitpid:
1629 {
1630 int *status = (int *)arg2;
1631 ret = get_errno(waitpid(arg1, status, arg3));
1632 if (!is_error(ret) && status)
1633 tswapls((long *)&status);
1634 }
1635 break;
1636 case TARGET_NR_creat:
1637 ret = get_errno(creat((const char *)arg1, arg2));
1638 break;
1639 case TARGET_NR_link:
1640 ret = get_errno(link((const char *)arg1, (const char *)arg2));
1641 break;
1642 case TARGET_NR_unlink:
1643 ret = get_errno(unlink((const char *)arg1));
1644 break;
1645 case TARGET_NR_execve:
7854b056
FB		 1646 {
1647 char **argp, **envp;
f7341ff4 1648 int argc, envc;
7854b056
FB		 1649 uint32_t *p;
1650 char **q;
1651
f7341ff4 1652 argc = 0;
7854b056
FB		 1653 for (p = (void *)arg2; *p; p++)
1654 argc++;
f7341ff4 1655 envc = 0;
7854b056
FB		 1656 for (p = (void *)arg3; *p; p++)
1657 envc++;
1658
f7341ff4
FB		 1659 argp = alloca((argc + 1) * sizeof(void *));
1660 envp = alloca((envc + 1) * sizeof(void *));
7854b056
FB		 1661
1662 for (p = (void *)arg2, q = argp; *p; p++, q++)
1663 *q = (void *)tswap32(*p);
f7341ff4
FB		 1664 *q = NULL;
1665
7854b056
FB		 1666 for (p = (void *)arg3, q = envp; *p; p++, q++)
1667 *q = (void *)tswap32(*p);
f7341ff4 1668 *q = NULL;
7854b056
FB		 1669
1670 ret = get_errno(execve((const char *)arg1, argp, envp));
1671 }
31e31b8a
FB		 1672 break;
1673 case TARGET_NR_chdir:
1674 ret = get_errno(chdir((const char *)arg1));
1675 break;
1676 case TARGET_NR_time:
1677 {
1678 int *time_ptr = (int *)arg1;
1679 ret = get_errno(time((time_t *)time_ptr));
1680 if (!is_error(ret) && time_ptr)
1681 tswap32s(time_ptr);
1682 }
1683 break;
1684 case TARGET_NR_mknod:
1685 ret = get_errno(mknod((const char *)arg1, arg2, arg3));
1686 break;
1687 case TARGET_NR_chmod:
1688 ret = get_errno(chmod((const char *)arg1, arg2));
1689 break;
ebc05488 1690#ifdef TARGET_NR_break
31e31b8a
FB		 1691 case TARGET_NR_break:
1692 goto unimplemented;
ebc05488
FB		 1693#endif
1694#ifdef TARGET_NR_oldstat
31e31b8a
FB		 1695 case TARGET_NR_oldstat:
1696 goto unimplemented;
ebc05488 1697#endif
31e31b8a
FB		 1698 case TARGET_NR_lseek:
1699 ret = get_errno(lseek(arg1, arg2, arg3));
1700 break;
1701 case TARGET_NR_getpid:
1702 ret = get_errno(getpid());
1703 break;
1704 case TARGET_NR_mount:
1705 /* need to look at the data field */
1706 goto unimplemented;
1707 case TARGET_NR_umount:
1708 ret = get_errno(umount((const char *)arg1));
1709 break;
31e31b8a
FB		 1710 case TARGET_NR_stime:
1711 {
1712 int *time_ptr = (int *)arg1;
1713 if (time_ptr)
1714 tswap32s(time_ptr);
1715 ret = get_errno(stime((time_t *)time_ptr));
1716 }
1717 break;
1718 case TARGET_NR_ptrace:
1719 goto unimplemented;
1720 case TARGET_NR_alarm:
1721 ret = alarm(arg1);
1722 break;
ebc05488 1723#ifdef TARGET_NR_oldfstat
31e31b8a
FB		 1724 case TARGET_NR_oldfstat:
1725 goto unimplemented;
ebc05488 1726#endif
31e31b8a
FB		 1727 case TARGET_NR_pause:
1728 ret = get_errno(pause());
1729 break;
1730 case TARGET_NR_utime:
ebc05488
FB		 1731 {
1732 struct utimbuf tbuf;
1733 struct target_utimbuf *target_tbuf = (void *)arg2;
1734 tbuf.actime = tswapl(target_tbuf->actime);
1735 tbuf.modtime = tswapl(target_tbuf->modtime);
1736 ret = get_errno(utime((const char *)arg1, &tbuf));
1737 }
1738 break;
1739#ifdef TARGET_NR_stty
31e31b8a
FB		 1740 case TARGET_NR_stty:
1741 goto unimplemented;
ebc05488
FB		 1742#endif
1743#ifdef TARGET_NR_gtty
31e31b8a
FB		 1744 case TARGET_NR_gtty:
1745 goto unimplemented;
ebc05488 1746#endif
31e31b8a
FB		 1747 case TARGET_NR_access:
1748 ret = get_errno(access((const char *)arg1, arg2));
1749 break;
1750 case TARGET_NR_nice:
1751 ret = get_errno(nice(arg1));
1752 break;
ebc05488 1753#ifdef TARGET_NR_ftime
31e31b8a
FB		 1754 case TARGET_NR_ftime:
1755 goto unimplemented;
ebc05488 1756#endif
31e31b8a 1757 case TARGET_NR_sync:
04369ff2
FB		 1758 sync();
1759 ret = 0;
31e31b8a
FB		 1760 break;
1761 case TARGET_NR_kill:
1762 ret = get_errno(kill(arg1, arg2));
1763 break;
1764 case TARGET_NR_rename:
1765 ret = get_errno(rename((const char *)arg1, (const char *)arg2));
1766 break;
1767 case TARGET_NR_mkdir:
1768 ret = get_errno(mkdir((const char *)arg1, arg2));
1769 break;
1770 case TARGET_NR_rmdir:
1771 ret = get_errno(rmdir((const char *)arg1));
1772 break;
1773 case TARGET_NR_dup:
1774 ret = get_errno(dup(arg1));
1775 break;
1776 case TARGET_NR_pipe:
1777 {
1778 int *pipe_ptr = (int *)arg1;
1779 ret = get_errno(pipe(pipe_ptr));
1780 if (!is_error(ret)) {
1781 tswap32s(&pipe_ptr[0]);
1782 tswap32s(&pipe_ptr[1]);
1783 }
1784 }
1785 break;
1786 case TARGET_NR_times:
32f36bce
FB		 1787 {
1788 struct target_tms *tmsp = (void *)arg1;
1789 struct tms tms;
1790 ret = get_errno(times(&tms));
1791 if (tmsp) {
c596ed17
FB		 1792 tmsp->tms_utime = tswapl(host_to_target_clock_t(tms.tms_utime));
1793 tmsp->tms_stime = tswapl(host_to_target_clock_t(tms.tms_stime));
1794 tmsp->tms_cutime = tswapl(host_to_target_clock_t(tms.tms_cutime));
1795 tmsp->tms_cstime = tswapl(host_to_target_clock_t(tms.tms_cstime));
32f36bce 1796 }
c596ed17
FB		 1797 if (!is_error(ret))
1798 ret = host_to_target_clock_t(ret);
32f36bce
FB		 1799 }
1800 break;
ebc05488 1801#ifdef TARGET_NR_prof
31e31b8a
FB		 1802 case TARGET_NR_prof:
1803 goto unimplemented;
ebc05488 1804#endif
31e31b8a
FB		 1805 case TARGET_NR_signal:
1806 goto unimplemented;
67867308 1807
31e31b8a
FB		 1808 case TARGET_NR_acct:
1809 goto unimplemented;
1810 case TARGET_NR_umount2:
1811 ret = get_errno(umount2((const char *)arg1, arg2));
1812 break;
ebc05488 1813#ifdef TARGET_NR_lock
31e31b8a
FB		 1814 case TARGET_NR_lock:
1815 goto unimplemented;
ebc05488 1816#endif
31e31b8a
FB		 1817 case TARGET_NR_ioctl:
1818 ret = do_ioctl(arg1, arg2, arg3);
1819 break;
1820 case TARGET_NR_fcntl:
7775e9ec 1821 ret = get_errno(do_fcntl(arg1, arg2, arg3));
31e31b8a 1822 break;
ebc05488 1823#ifdef TARGET_NR_mpx
31e31b8a
FB		 1824 case TARGET_NR_mpx:
1825 goto unimplemented;
ebc05488 1826#endif
31e31b8a
FB		 1827 case TARGET_NR_setpgid:
1828 ret = get_errno(setpgid(arg1, arg2));
1829 break;
ebc05488 1830#ifdef TARGET_NR_ulimit
31e31b8a
FB		 1831 case TARGET_NR_ulimit:
1832 goto unimplemented;
ebc05488
FB		 1833#endif
1834#ifdef TARGET_NR_oldolduname
31e31b8a
FB		 1835 case TARGET_NR_oldolduname:
1836 goto unimplemented;
ebc05488 1837#endif
31e31b8a
FB		 1838 case TARGET_NR_umask:
1839 ret = get_errno(umask(arg1));
1840 break;
1841 case TARGET_NR_chroot:
1842 ret = get_errno(chroot((const char *)arg1));
1843 break;
1844 case TARGET_NR_ustat:
1845 goto unimplemented;
1846 case TARGET_NR_dup2:
1847 ret = get_errno(dup2(arg1, arg2));
1848 break;
1849 case TARGET_NR_getppid:
1850 ret = get_errno(getppid());
1851 break;
1852 case TARGET_NR_getpgrp:
1853 ret = get_errno(getpgrp());
1854 break;
1855 case TARGET_NR_setsid:
1856 ret = get_errno(setsid());
1857 break;
1858 case TARGET_NR_sigaction:
31e31b8a 1859 {
66fb9763
FB		 1860 struct target_old_sigaction *old_act = (void *)arg2;
1861 struct target_old_sigaction *old_oact = (void *)arg3;
1862 struct target_sigaction act, oact, *pact;
1863 if (old_act) {
1864 act._sa_handler = old_act->_sa_handler;
1865 target_siginitset(&act.sa_mask, old_act->sa_mask);
1866 act.sa_flags = old_act->sa_flags;
1867 act.sa_restorer = old_act->sa_restorer;
1868 pact = &act;
1869 } else {
1870 pact = NULL;
1871 }
1872 ret = get_errno(do_sigaction(arg1, pact, &oact));
1873 if (!is_error(ret) && old_oact) {
1874 old_oact->_sa_handler = oact._sa_handler;
1875 old_oact->sa_mask = oact.sa_mask.sig[0];
1876 old_oact->sa_flags = oact.sa_flags;
1877 old_oact->sa_restorer = oact.sa_restorer;
1878 }
31e31b8a
FB		 1879 }
1880 break;
66fb9763
FB		 1881 case TARGET_NR_rt_sigaction:
1882 ret = get_errno(do_sigaction(arg1, (void *)arg2, (void *)arg3));
1883 break;
31e31b8a 1884 case TARGET_NR_sgetmask:
66fb9763
FB		 1885 {
1886 sigset_t cur_set;
1887 target_ulong target_set;
1888 sigprocmask(0, NULL, &cur_set);
1889 host_to_target_old_sigset(&target_set, &cur_set);
1890 ret = target_set;
1891 }
1892 break;
31e31b8a 1893 case TARGET_NR_ssetmask:
66fb9763
FB		 1894 {
1895 sigset_t set, oset, cur_set;
1896 target_ulong target_set = arg1;
1897 sigprocmask(0, NULL, &cur_set);
1898 target_to_host_old_sigset(&set, &target_set);
1899 sigorset(&set, &set, &cur_set);
1900 sigprocmask(SIG_SETMASK, &set, &oset);
1901 host_to_target_old_sigset(&target_set, &oset);
1902 ret = target_set;
1903 }
1904 break;
1905 case TARGET_NR_sigprocmask:
1906 {
1907 int how = arg1;
1908 sigset_t set, oldset, *set_ptr;
1909 target_ulong *pset = (void *)arg2, *poldset = (void *)arg3;
1910
1911 if (pset) {
1912 switch(how) {
1913 case TARGET_SIG_BLOCK:
1914 how = SIG_BLOCK;
1915 break;
1916 case TARGET_SIG_UNBLOCK:
1917 how = SIG_UNBLOCK;
1918 break;
1919 case TARGET_SIG_SETMASK:
1920 how = SIG_SETMASK;
1921 break;
1922 default:
1923 ret = -EINVAL;
1924 goto fail;
1925 }
1926 target_to_host_old_sigset(&set, pset);
1927 set_ptr = &set;
1928 } else {
1929 how = 0;
1930 set_ptr = NULL;
1931 }
1932 ret = get_errno(sigprocmask(arg1, set_ptr, &oldset));
1933 if (!is_error(ret) && poldset) {
1934 host_to_target_old_sigset(poldset, &oldset);
1935 }
1936 }
1937 break;
1938 case TARGET_NR_rt_sigprocmask:
1939 {
1940 int how = arg1;
1941 sigset_t set, oldset, *set_ptr;
1942 target_sigset_t *pset = (void *)arg2;
1943 target_sigset_t *poldset = (void *)arg3;
1944
1945 if (pset) {
1946 switch(how) {
1947 case TARGET_SIG_BLOCK:
1948 how = SIG_BLOCK;
1949 break;
1950 case TARGET_SIG_UNBLOCK:
1951 how = SIG_UNBLOCK;
1952 break;
1953 case TARGET_SIG_SETMASK:
1954 how = SIG_SETMASK;
1955 break;
1956 default:
1957 ret = -EINVAL;
1958 goto fail;
1959 }
1960 target_to_host_sigset(&set, pset);
1961 set_ptr = &set;
1962 } else {
1963 how = 0;
1964 set_ptr = NULL;
1965 }
1966 ret = get_errno(sigprocmask(how, set_ptr, &oldset));
1967 if (!is_error(ret) && poldset) {
1968 host_to_target_sigset(poldset, &oldset);
1969 }
1970 }
1971 break;
1972 case TARGET_NR_sigpending:
1973 {
1974 sigset_t set;
1975 ret = get_errno(sigpending(&set));
1976 if (!is_error(ret)) {
1977 host_to_target_old_sigset((target_ulong *)arg1, &set);
1978 }
1979 }
1980 break;
1981 case TARGET_NR_rt_sigpending:
1982 {
1983 sigset_t set;
1984 ret = get_errno(sigpending(&set));
1985 if (!is_error(ret)) {
1986 host_to_target_sigset((target_sigset_t *)arg1, &set);
1987 }
1988 }
1989 break;
1990 case TARGET_NR_sigsuspend:
1991 {
1992 sigset_t set;
1993 target_to_host_old_sigset(&set, (target_ulong *)arg1);
1994 ret = get_errno(sigsuspend(&set));
1995 }
1996 break;
1997 case TARGET_NR_rt_sigsuspend:
1998 {
1999 sigset_t set;
2000 target_to_host_sigset(&set, (target_sigset_t *)arg1);
2001 ret = get_errno(sigsuspend(&set));
2002 }
2003 break;
2004 case TARGET_NR_rt_sigtimedwait:
2005 {
2006 target_sigset_t *target_set = (void *)arg1;
2007 target_siginfo_t *target_uinfo = (void *)arg2;
2008 struct target_timespec *target_uts = (void *)arg3;
2009 sigset_t set;
2010 struct timespec uts, *puts;
2011 siginfo_t uinfo;
2012
2013 target_to_host_sigset(&set, target_set);
2014 if (target_uts) {
2015 puts = &uts;
2016 puts->tv_sec = tswapl(target_uts->tv_sec);
2017 puts->tv_nsec = tswapl(target_uts->tv_nsec);
2018 } else {
2019 puts = NULL;
2020 }
2021 ret = get_errno(sigtimedwait(&set, &uinfo, puts));
2022 if (!is_error(ret) && target_uinfo) {
2023 host_to_target_siginfo(target_uinfo, &uinfo);
2024 }
2025 }
2026 break;
2027 case TARGET_NR_rt_sigqueueinfo:
2028 {
2029 siginfo_t uinfo;
2030 target_to_host_siginfo(&uinfo, (target_siginfo_t *)arg3);
2031 ret = get_errno(sys_rt_sigqueueinfo(arg1, arg2, &uinfo));
2032 }
2033 break;
2034 case TARGET_NR_sigreturn:
2035 /* NOTE: ret is eax, so not transcoding must be done */
2036 ret = do_sigreturn(cpu_env);
2037 break;
2038 case TARGET_NR_rt_sigreturn:
2039 /* NOTE: ret is eax, so not transcoding must be done */
2040 ret = do_rt_sigreturn(cpu_env);
2041 break;
31e31b8a
FB		 2042 case TARGET_NR_sethostname:
2043 ret = get_errno(sethostname((const char *)arg1, arg2));
2044 break;
2045 case TARGET_NR_setrlimit:
9de5e440
FB		 2046 {
2047 /* XXX: convert resource ? */
2048 int resource = arg1;
2049 struct target_rlimit *target_rlim = (void *)arg2;
2050 struct rlimit rlim;
2051 rlim.rlim_cur = tswapl(target_rlim->rlim_cur);
2052 rlim.rlim_max = tswapl(target_rlim->rlim_max);
2053 ret = get_errno(setrlimit(resource, &rlim));
2054 }
2055 break;
31e31b8a 2056 case TARGET_NR_getrlimit:
9de5e440
FB		 2057 {
2058 /* XXX: convert resource ? */
2059 int resource = arg1;
2060 struct target_rlimit *target_rlim = (void *)arg2;
2061 struct rlimit rlim;
2062
2063 ret = get_errno(getrlimit(resource, &rlim));
2064 if (!is_error(ret)) {
2065 target_rlim->rlim_cur = tswapl(rlim.rlim_cur);
2066 target_rlim->rlim_max = tswapl(rlim.rlim_max);
2067 }
2068 }
2069 break;
31e31b8a 2070 case TARGET_NR_getrusage:
b409186b
FB		 2071 {
2072 struct rusage rusage;
2073 struct target_rusage *target_rusage = (void *)arg2;
2074 ret = get_errno(getrusage(arg1, &rusage));
2075 if (!is_error(ret)) {
2076 host_to_target_rusage(target_rusage, &rusage);
2077 }
2078 }
2079 break;
31e31b8a
FB		 2080 case TARGET_NR_gettimeofday:
2081 {
2082 struct target_timeval *target_tv = (void *)arg1;
2083 struct timeval tv;
2084 ret = get_errno(gettimeofday(&tv, NULL));
2085 if (!is_error(ret)) {
5cd4393b 2086 host_to_target_timeval(target_tv, &tv);
31e31b8a
FB		 2087 }
2088 }
2089 break;
2090 case TARGET_NR_settimeofday:
2091 {
2092 struct target_timeval *target_tv = (void *)arg1;
2093 struct timeval tv;
5cd4393b 2094 target_to_host_timeval(&tv, target_tv);
31e31b8a
FB		 2095 ret = get_errno(settimeofday(&tv, NULL));
2096 }
2097 break;
31e31b8a 2098 case TARGET_NR_select:
f2674e31
FB		 2099 {
2100 struct target_sel_arg_struct *sel = (void *)arg1;
2101 sel->n = tswapl(sel->n);
2102 sel->inp = tswapl(sel->inp);
2103 sel->outp = tswapl(sel->outp);
2104 sel->exp = tswapl(sel->exp);
2105 sel->tvp = tswapl(sel->tvp);
2106 ret = do_select(sel->n, (void *)sel->inp, (void *)sel->outp,
2107 (void *)sel->exp, (void *)sel->tvp);
2108 }
2109 break;
31e31b8a
FB		 2110 case TARGET_NR_symlink:
2111 ret = get_errno(symlink((const char *)arg1, (const char *)arg2));
2112 break;
ebc05488 2113#ifdef TARGET_NR_oldlstat
31e31b8a
FB		 2114 case TARGET_NR_oldlstat:
2115 goto unimplemented;
ebc05488 2116#endif
31e31b8a 2117 case TARGET_NR_readlink:
ec86b0fb 2118 ret = get_errno(readlink(path((const char *)arg1), (char *)arg2, arg3));
31e31b8a
FB		 2119 break;
2120 case TARGET_NR_uselib:
2121 goto unimplemented;
2122 case TARGET_NR_swapon:
2123 ret = get_errno(swapon((const char *)arg1, arg2));
2124 break;
2125 case TARGET_NR_reboot:
2126 goto unimplemented;
2127 case TARGET_NR_readdir:
2128 goto unimplemented;
31e31b8a 2129 case TARGET_NR_mmap:
6fb883e8 2130#if defined(TARGET_I386) || defined(TARGET_ARM)
31e31b8a
FB		 2131 {
2132 uint32_t v1, v2, v3, v4, v5, v6, *vptr;
2133 vptr = (uint32_t *)arg1;
2134 v1 = tswap32(vptr[0]);
2135 v2 = tswap32(vptr[1]);
2136 v3 = tswap32(vptr[2]);
2137 v4 = tswap32(vptr[3]);
2138 v5 = tswap32(vptr[4]);
2139 v6 = tswap32(vptr[5]);
5286db75
FB		 2140 ret = get_errno(target_mmap(v1, v2, v3,
2141 target_to_host_bitmask(v4, mmap_flags_tbl),
2142 v5, v6));
31e31b8a 2143 }
31e31b8a 2144#else
6fb883e8
FB		 2145 ret = get_errno(target_mmap(arg1, arg2, arg3,
2146 target_to_host_bitmask(arg4, mmap_flags_tbl),
2147 arg5,
2148 arg6));
31e31b8a 2149#endif
6fb883e8
FB		 2150 break;
2151 case TARGET_NR_mmap2:
c573ff67
FB		 2152#if defined(TARGET_SPARC)
2153#define MMAP_SHIFT 12
2154#else
2155#define MMAP_SHIFT TARGET_PAGE_BITS
2156#endif
5286db75
FB		 2157 ret = get_errno(target_mmap(arg1, arg2, arg3,
2158 target_to_host_bitmask(arg4, mmap_flags_tbl),
2159 arg5,
c573ff67 2160 arg6 << MMAP_SHIFT));
31e31b8a
FB		 2161 break;
2162 case TARGET_NR_munmap:
54936004 2163 ret = get_errno(target_munmap(arg1, arg2));
31e31b8a 2164 break;
9de5e440 2165 case TARGET_NR_mprotect:
54936004 2166 ret = get_errno(target_mprotect(arg1, arg2, arg3));
9de5e440
FB		 2167 break;
2168 case TARGET_NR_mremap:
54936004 2169 ret = get_errno(target_mremap(arg1, arg2, arg3, arg4, arg5));
9de5e440
FB		 2170 break;
2171 case TARGET_NR_msync:
2172 ret = get_errno(msync((void *)arg1, arg2, arg3));
2173 break;
2174 case TARGET_NR_mlock:
2175 ret = get_errno(mlock((void *)arg1, arg2));
2176 break;
2177 case TARGET_NR_munlock:
2178 ret = get_errno(munlock((void *)arg1, arg2));
2179 break;
2180 case TARGET_NR_mlockall:
2181 ret = get_errno(mlockall(arg1));
2182 break;
2183 case TARGET_NR_munlockall:
2184 ret = get_errno(munlockall());
2185 break;
31e31b8a
FB		 2186 case TARGET_NR_truncate:
2187 ret = get_errno(truncate((const char *)arg1, arg2));
2188 break;
2189 case TARGET_NR_ftruncate:
2190 ret = get_errno(ftruncate(arg1, arg2));
2191 break;
2192 case TARGET_NR_fchmod:
2193 ret = get_errno(fchmod(arg1, arg2));
2194 break;
31e31b8a
FB		 2195 case TARGET_NR_getpriority:
2196 ret = get_errno(getpriority(arg1, arg2));
2197 break;
2198 case TARGET_NR_setpriority:
2199 ret = get_errno(setpriority(arg1, arg2, arg3));
2200 break;
ebc05488 2201#ifdef TARGET_NR_profil
31e31b8a
FB		 2202 case TARGET_NR_profil:
2203 goto unimplemented;
ebc05488 2204#endif
31e31b8a
FB		 2205 case TARGET_NR_statfs:
2206 stfs = (void *)arg2;
ec86b0fb 2207 ret = get_errno(sys_statfs(path((const char *)arg1), stfs));
31e31b8a
FB		 2208 convert_statfs:
2209 if (!is_error(ret)) {
2210 tswap32s(&stfs->f_type);
2211 tswap32s(&stfs->f_bsize);
2212 tswap32s(&stfs->f_blocks);
2213 tswap32s(&stfs->f_bfree);
2214 tswap32s(&stfs->f_bavail);
2215 tswap32s(&stfs->f_files);
2216 tswap32s(&stfs->f_ffree);
2217 tswap32s(&stfs->f_fsid.val[0]);
2218 tswap32s(&stfs->f_fsid.val[1]);
2219 tswap32s(&stfs->f_namelen);
2220 }
2221 break;
2222 case TARGET_NR_fstatfs:
2223 stfs = (void *)arg2;
2224 ret = get_errno(sys_fstatfs(arg1, stfs));
2225 goto convert_statfs;
ebc05488 2226#ifdef TARGET_NR_ioperm
31e31b8a
FB		 2227 case TARGET_NR_ioperm:
2228 goto unimplemented;
ebc05488 2229#endif
31e31b8a 2230 case TARGET_NR_socketcall:
7854b056 2231 ret = do_socketcall(arg1, (int32_t *)arg2);
31e31b8a
FB		 2232 break;
2233 case TARGET_NR_syslog:
2234 goto unimplemented;
2235 case TARGET_NR_setitimer:
66fb9763
FB		 2236 {
2237 struct target_itimerval *target_value = (void *)arg2;
2238 struct target_itimerval *target_ovalue = (void *)arg3;
2239 struct itimerval value, ovalue, *pvalue;
2240
2241 if (target_value) {
2242 pvalue = &value;
2243 target_to_host_timeval(&pvalue->it_interval,
2244 &target_value->it_interval);
2245 target_to_host_timeval(&pvalue->it_value,
2246 &target_value->it_value);
2247 } else {
2248 pvalue = NULL;
2249 }
2250 ret = get_errno(setitimer(arg1, pvalue, &ovalue));
2251 if (!is_error(ret) && target_ovalue) {
2252 host_to_target_timeval(&target_ovalue->it_interval,
2253 &ovalue.it_interval);
2254 host_to_target_timeval(&target_ovalue->it_value,
2255 &ovalue.it_value);
2256 }
2257 }
2258 break;
31e31b8a 2259 case TARGET_NR_getitimer:
66fb9763
FB		 2260 {
2261 struct target_itimerval *target_value = (void *)arg2;
2262 struct itimerval value;
2263
2264 ret = get_errno(getitimer(arg1, &value));
2265 if (!is_error(ret) && target_value) {
2266 host_to_target_timeval(&target_value->it_interval,
2267 &value.it_interval);
2268 host_to_target_timeval(&target_value->it_value,
2269 &value.it_value);
2270 }
2271 }
2272 break;
31e31b8a 2273 case TARGET_NR_stat:
ec86b0fb 2274 ret = get_errno(stat(path((const char *)arg1), &st));
31e31b8a
FB		 2275 goto do_stat;
2276 case TARGET_NR_lstat:
ec86b0fb 2277 ret = get_errno(lstat(path((const char *)arg1), &st));
31e31b8a
FB		 2278 goto do_stat;
2279 case TARGET_NR_fstat:
2280 {
2281 ret = get_errno(fstat(arg1, &st));
2282 do_stat:
2283 if (!is_error(ret)) {
2284 struct target_stat *target_st = (void *)arg2;
2285 target_st->st_dev = tswap16(st.st_dev);
2286 target_st->st_ino = tswapl(st.st_ino);
67867308
FB		 2287#if defined(TARGET_PPC)
2288 target_st->st_mode = tswapl(st.st_mode); /* XXX: check this */
2289 target_st->st_uid = tswap32(st.st_uid);
2290 target_st->st_gid = tswap32(st.st_gid);
2291#else
ec86b0fb 2292 target_st->st_mode = tswap16(st.st_mode);
31e31b8a
FB		 2293 target_st->st_uid = tswap16(st.st_uid);
2294 target_st->st_gid = tswap16(st.st_gid);
67867308
FB		 2295#endif
2296 target_st->st_nlink = tswap16(st.st_nlink);
31e31b8a
FB		 2297 target_st->st_rdev = tswap16(st.st_rdev);
2298 target_st->st_size = tswapl(st.st_size);
2299 target_st->st_blksize = tswapl(st.st_blksize);
2300 target_st->st_blocks = tswapl(st.st_blocks);
7854b056
FB		 2301 target_st->target_st_atime = tswapl(st.st_atime);
2302 target_st->target_st_mtime = tswapl(st.st_mtime);
2303 target_st->target_st_ctime = tswapl(st.st_ctime);
31e31b8a
FB		 2304 }
2305 }
2306 break;
ebc05488 2307#ifdef TARGET_NR_olduname
31e31b8a
FB		 2308 case TARGET_NR_olduname:
2309 goto unimplemented;
ebc05488
FB		 2310#endif
2311#ifdef TARGET_NR_iopl
31e31b8a
FB		 2312 case TARGET_NR_iopl:
2313 goto unimplemented;
ebc05488 2314#endif
31e31b8a
FB		 2315 case TARGET_NR_vhangup:
2316 ret = get_errno(vhangup());
2317 break;
ebc05488 2318#ifdef TARGET_NR_idle
31e31b8a
FB		 2319 case TARGET_NR_idle:
2320 goto unimplemented;
ebc05488 2321#endif
31e31b8a
FB		 2322 case TARGET_NR_wait4:
2323 {
2324 int status;
2325 target_long *status_ptr = (void *)arg2;
2326 struct rusage rusage, *rusage_ptr;
2327 struct target_rusage *target_rusage = (void *)arg4;
2328 if (target_rusage)
2329 rusage_ptr = &rusage;
2330 else
2331 rusage_ptr = NULL;
2332 ret = get_errno(wait4(arg1, &status, arg3, rusage_ptr));
2333 if (!is_error(ret)) {
2334 if (status_ptr)
2335 *status_ptr = tswap32(status);
2336 if (target_rusage) {
b409186b 2337 host_to_target_rusage(target_rusage, &rusage);
31e31b8a
FB		 2338 }
2339 }
2340 }
2341 break;
2342 case TARGET_NR_swapoff:
2343 ret = get_errno(swapoff((const char *)arg1));
2344 break;
2345 case TARGET_NR_sysinfo:
2346 goto unimplemented;
2347 case TARGET_NR_ipc:
8853f86e
FB		 2348 ret = do_ipc(arg1, arg2, arg3, arg4, arg5, arg6);
2349 break;
31e31b8a
FB		 2350 case TARGET_NR_fsync:
2351 ret = get_errno(fsync(arg1));
2352 break;
31e31b8a 2353 case TARGET_NR_clone:
1b6b029e
FB		 2354 ret = get_errno(do_fork(cpu_env, arg1, arg2));
2355 break;
ec86b0fb
FB		 2356#ifdef __NR_exit_group
2357 /* new thread calls */
2358 case TARGET_NR_exit_group:
2359 ret = get_errno(exit_group(arg1));
2360 break;
2361#endif
31e31b8a
FB		 2362 case TARGET_NR_setdomainname:
2363 ret = get_errno(setdomainname((const char *)arg1, arg2));
2364 break;
2365 case TARGET_NR_uname:
2366 /* no need to transcode because we use the linux syscall */
2367 ret = get_errno(sys_uname((struct new_utsname *)arg1));
2368 break;
6dbad63e 2369#ifdef TARGET_I386
31e31b8a 2370 case TARGET_NR_modify_ldt:
5cd4393b
FB		 2371 ret = get_errno(do_modify_ldt(cpu_env, arg1, (void *)arg2, arg3));
2372 break;
2373 case TARGET_NR_vm86old:
2374 goto unimplemented;
2375 case TARGET_NR_vm86:
2376 ret = do_vm86(cpu_env, arg1, (void *)arg2);
6dbad63e
FB		 2377 break;
2378#endif
31e31b8a
FB		 2379 case TARGET_NR_adjtimex:
2380 goto unimplemented;
31e31b8a
FB		 2381 case TARGET_NR_create_module:
2382 case TARGET_NR_init_module:
2383 case TARGET_NR_delete_module:
2384 case TARGET_NR_get_kernel_syms:
2385 goto unimplemented;
2386 case TARGET_NR_quotactl:
2387 goto unimplemented;
2388 case TARGET_NR_getpgid:
2389 ret = get_errno(getpgid(arg1));
2390 break;
2391 case TARGET_NR_fchdir:
2392 ret = get_errno(fchdir(arg1));
2393 break;
2394 case TARGET_NR_bdflush:
2395 goto unimplemented;
2396 case TARGET_NR_sysfs:
2397 goto unimplemented;
2398 case TARGET_NR_personality:
1b6b029e 2399 ret = get_errno(personality(arg1));
31e31b8a
FB		 2400 break;
2401 case TARGET_NR_afs_syscall:
2402 goto unimplemented;
31e31b8a
FB		 2403 case TARGET_NR__llseek:
2404 {
2405 int64_t res;
2406 ret = get_errno(_llseek(arg1, arg2, arg3, &res, arg5));
2407 *(int64_t *)arg4 = tswap64(res);
2408 }
2409 break;
2410 case TARGET_NR_getdents:
2411#if TARGET_LONG_SIZE != 4
2412#error not supported
4add45b4
FB		 2413#elif TARGET_LONG_SIZE == 4 && HOST_LONG_SIZE == 8
2414 {
2415 struct target_dirent *target_dirp = (void *)arg2;
2416 struct dirent *dirp;
2417 long count = arg3;
2418
2419 dirp = malloc(count);
2420 if (!dirp)
2421 return -ENOMEM;
2422
2423 ret = get_errno(sys_getdents(arg1, dirp, count));
2424 if (!is_error(ret)) {
2425 struct dirent *de;
2426 struct target_dirent *tde;
2427 int len = ret;
2428 int reclen, treclen;
2429 int count1, tnamelen;
2430
2431 count1 = 0;
2432 de = dirp;
2433 tde = target_dirp;
2434 while (len > 0) {
2435 reclen = de->d_reclen;
2436 treclen = reclen - (2 * (sizeof(long) - sizeof(target_long)));
2437 tde->d_reclen = tswap16(treclen);
2438 tde->d_ino = tswapl(de->d_ino);
2439 tde->d_off = tswapl(de->d_off);
2440 tnamelen = treclen - (2 * sizeof(target_long) + 2);
2441 if (tnamelen > 256)
2442 tnamelen = 256;
2443 strncpy(tde->d_name, de->d_name, tnamelen);
2444 de = (struct dirent *)((char *)de + reclen);
2445 len -= reclen;
2446 tde = (struct dirent *)((char *)tde + treclen);
2447 count1 += treclen;
2448 }
2449 ret = count1;
2450 }
2451 free(dirp);
2452 }
2453#else
31e31b8a
FB		 2454 {
2455 struct dirent *dirp = (void *)arg2;
2456 long count = arg3;
dab2ed99 2457
72f03900 2458 ret = get_errno(sys_getdents(arg1, dirp, count));
31e31b8a
FB		 2459 if (!is_error(ret)) {
2460 struct dirent *de;
2461 int len = ret;
2462 int reclen;
2463 de = dirp;
2464 while (len > 0) {
8083a3e5 2465 reclen = de->d_reclen;
31e31b8a
FB		 2466 if (reclen > len)
2467 break;
8083a3e5 2468 de->d_reclen = tswap16(reclen);
31e31b8a
FB		 2469 tswapls(&de->d_ino);
2470 tswapls(&de->d_off);
2471 de = (struct dirent *)((char *)de + reclen);
2472 len -= reclen;
2473 }
2474 }
2475 }
4add45b4 2476#endif
31e31b8a 2477 break;
dab2ed99
FB		 2478 case TARGET_NR_getdents64:
2479 {
2480 struct dirent64 *dirp = (void *)arg2;
2481 long count = arg3;
2482 ret = get_errno(sys_getdents64(arg1, dirp, count));
2483 if (!is_error(ret)) {
2484 struct dirent64 *de;
2485 int len = ret;
2486 int reclen;
2487 de = dirp;
2488 while (len > 0) {
8083a3e5 2489 reclen = de->d_reclen;
dab2ed99
FB		 2490 if (reclen > len)
2491 break;
8083a3e5 2492 de->d_reclen = tswap16(reclen);
dab2ed99
FB		 2493 tswap64s(&de->d_ino);
2494 tswap64s(&de->d_off);
2495 de = (struct dirent64 *)((char *)de + reclen);
2496 len -= reclen;
2497 }
2498 }
2499 }
2500 break;
31e31b8a
FB		 2501 case TARGET_NR__newselect:
2502 ret = do_select(arg1, (void *)arg2, (void *)arg3, (void *)arg4,
2503 (void *)arg5);
2504 break;
9de5e440
FB		 2505 case TARGET_NR_poll:
2506 {
2507 struct target_pollfd *target_pfd = (void *)arg1;
2508 unsigned int nfds = arg2;
2509 int timeout = arg3;
2510 struct pollfd *pfd;
7854b056 2511 unsigned int i;
9de5e440
FB		 2512
2513 pfd = alloca(sizeof(struct pollfd) * nfds);
2514 for(i = 0; i < nfds; i++) {
5cd4393b
FB		 2515 pfd[i].fd = tswap32(target_pfd[i].fd);
2516 pfd[i].events = tswap16(target_pfd[i].events);
9de5e440
FB		 2517 }
2518 ret = get_errno(poll(pfd, nfds, timeout));
2519 if (!is_error(ret)) {
2520 for(i = 0; i < nfds; i++) {
5cd4393b 2521 target_pfd[i].revents = tswap16(pfd[i].revents);
9de5e440
FB		 2522 }
2523 }
2524 }
2525 break;
31e31b8a 2526 case TARGET_NR_flock:
9de5e440
FB		 2527 /* NOTE: the flock constant seems to be the same for every
2528 Linux platform */
2529 ret = get_errno(flock(arg1, arg2));
31e31b8a
FB		 2530 break;
2531 case TARGET_NR_readv:
2532 {
2533 int count = arg3;
2534 int i;
2535 struct iovec *vec;
2536 struct target_iovec *target_vec = (void *)arg2;
2537
2538 vec = alloca(count * sizeof(struct iovec));
2539 for(i = 0;i < count; i++) {
2540 vec[i].iov_base = (void *)tswapl(target_vec[i].iov_base);
2541 vec[i].iov_len = tswapl(target_vec[i].iov_len);
2542 }
2543 ret = get_errno(readv(arg1, vec, count));
2544 }
2545 break;
2546 case TARGET_NR_writev:
2547 {
2548 int count = arg3;
2549 int i;
2550 struct iovec *vec;
2551 struct target_iovec *target_vec = (void *)arg2;
2552
2553 vec = alloca(count * sizeof(struct iovec));
2554 for(i = 0;i < count; i++) {
2555 vec[i].iov_base = (void *)tswapl(target_vec[i].iov_base);
2556 vec[i].iov_len = tswapl(target_vec[i].iov_len);
2557 }
2558 ret = get_errno(writev(arg1, vec, count));
2559 }
2560 break;
2561 case TARGET_NR_getsid:
2562 ret = get_errno(getsid(arg1));
2563 break;
2564 case TARGET_NR_fdatasync:
5cd4393b
FB		 2565 ret = get_errno(fdatasync(arg1));
2566 break;
31e31b8a
FB		 2567 case TARGET_NR__sysctl:
2568 goto unimplemented;
31e31b8a 2569 case TARGET_NR_sched_setparam:
5cd4393b
FB		 2570 {
2571 struct sched_param *target_schp = (void *)arg2;
2572 struct sched_param schp;
2573 schp.sched_priority = tswap32(target_schp->sched_priority);
2574 ret = get_errno(sched_setparam(arg1, &schp));
2575 }
2576 break;
31e31b8a 2577 case TARGET_NR_sched_getparam:
5cd4393b
FB		 2578 {
2579 struct sched_param *target_schp = (void *)arg2;
2580 struct sched_param schp;
2581 ret = get_errno(sched_getparam(arg1, &schp));
2582 if (!is_error(ret)) {
2583 target_schp->sched_priority = tswap32(schp.sched_priority);
2584 }
2585 }
2586 break;
31e31b8a 2587 case TARGET_NR_sched_setscheduler:
5cd4393b
FB		 2588 {
2589 struct sched_param *target_schp = (void *)arg3;
2590 struct sched_param schp;
2591 schp.sched_priority = tswap32(target_schp->sched_priority);
2592 ret = get_errno(sched_setscheduler(arg1, arg2, &schp));
2593 }
2594 break;
31e31b8a 2595 case TARGET_NR_sched_getscheduler:
5cd4393b
FB		 2596 ret = get_errno(sched_getscheduler(arg1));
2597 break;
31e31b8a
FB		 2598 case TARGET_NR_sched_yield:
2599 ret = get_errno(sched_yield());
2600 break;
2601 case TARGET_NR_sched_get_priority_max:
5cd4393b
FB		 2602 ret = get_errno(sched_get_priority_max(arg1));
2603 break;
31e31b8a 2604 case TARGET_NR_sched_get_priority_min:
5cd4393b
FB		 2605 ret = get_errno(sched_get_priority_min(arg1));
2606 break;
31e31b8a 2607 case TARGET_NR_sched_rr_get_interval:
5cd4393b
FB		 2608 {
2609 struct target_timespec *target_ts = (void *)arg2;
2610 struct timespec ts;
2611 ret = get_errno(sched_rr_get_interval(arg1, &ts));
2612 if (!is_error(ret)) {
2613 target_ts->tv_sec = tswapl(ts.tv_sec);
2614 target_ts->tv_nsec = tswapl(ts.tv_nsec);
2615 }
2616 }
2617 break;
31e31b8a 2618 case TARGET_NR_nanosleep:
1b6b029e
FB		 2619 {
2620 struct target_timespec *target_req = (void *)arg1;
2621 struct target_timespec *target_rem = (void *)arg2;
2622 struct timespec req, rem;
2623 req.tv_sec = tswapl(target_req->tv_sec);
2624 req.tv_nsec = tswapl(target_req->tv_nsec);
2625 ret = get_errno(nanosleep(&req, &rem));
ebc05488 2626 if (is_error(ret) && target_rem) {
1b6b029e
FB		 2627 target_rem->tv_sec = tswapl(rem.tv_sec);
2628 target_rem->tv_nsec = tswapl(rem.tv_nsec);
2629 }
2630 }
2631 break;
31e31b8a 2632 case TARGET_NR_query_module:
5cd4393b 2633 goto unimplemented;
31e31b8a 2634 case TARGET_NR_nfsservctl:
5cd4393b 2635 goto unimplemented;
31e31b8a 2636 case TARGET_NR_prctl:
5cd4393b 2637 goto unimplemented;
67867308 2638#ifdef TARGET_NR_pread
31e31b8a 2639 case TARGET_NR_pread:
206f0fa7
FB		 2640 page_unprotect_range((void *)arg2, arg3);
2641 ret = get_errno(pread(arg1, (void *)arg2, arg3, arg4));
2642 break;
31e31b8a 2643 case TARGET_NR_pwrite:
206f0fa7
FB		 2644 ret = get_errno(pwrite(arg1, (void *)arg2, arg3, arg4));
2645 break;
67867308 2646#endif
31e31b8a 2647 case TARGET_NR_getcwd:
72f03900 2648 ret = get_errno(sys_getcwd1((char *)arg1, arg2));
31e31b8a
FB		 2649 break;
2650 case TARGET_NR_capget:
5cd4393b 2651 goto unimplemented;
31e31b8a 2652 case TARGET_NR_capset:
5cd4393b 2653 goto unimplemented;
31e31b8a 2654 case TARGET_NR_sigaltstack:
5cd4393b 2655 goto unimplemented;
31e31b8a 2656 case TARGET_NR_sendfile:
5cd4393b 2657 goto unimplemented;
ebc05488 2658#ifdef TARGET_NR_getpmsg
31e31b8a 2659 case TARGET_NR_getpmsg:
5cd4393b 2660 goto unimplemented;
ebc05488
FB		 2661#endif
2662#ifdef TARGET_NR_putpmsg
31e31b8a 2663 case TARGET_NR_putpmsg:
5cd4393b 2664 goto unimplemented;
ebc05488 2665#endif
31e31b8a 2666 case TARGET_NR_vfork:
1b6b029e 2667 ret = get_errno(do_fork(cpu_env, CLONE_VFORK | CLONE_VM | SIGCHLD, 0));
31e31b8a 2668 break;
ebc05488 2669#ifdef TARGET_NR_ugetrlimit
31e31b8a 2670 case TARGET_NR_ugetrlimit:
728584be
FB		 2671 {
2672 struct rlimit rlim;
2673 ret = get_errno(getrlimit(arg1, &rlim));
2674 if (!is_error(ret)) {
2675 struct target_rlimit *target_rlim = (void *)arg2;
2676 target_rlim->rlim_cur = tswapl(rlim.rlim_cur);
2677 target_rlim->rlim_max = tswapl(rlim.rlim_max);
2678 }
2679 break;
2680 }
ebc05488 2681#endif
31e31b8a 2682 case TARGET_NR_truncate64:
5cd4393b 2683 goto unimplemented;
31e31b8a 2684 case TARGET_NR_ftruncate64:
60cd49d5 2685 goto unimplemented;
31e31b8a 2686 case TARGET_NR_stat64:
ec86b0fb 2687 ret = get_errno(stat(path((const char *)arg1), &st));
60cd49d5 2688 goto do_stat64;
31e31b8a 2689 case TARGET_NR_lstat64:
ec86b0fb 2690 ret = get_errno(lstat(path((const char *)arg1), &st));
60cd49d5 2691 goto do_stat64;
31e31b8a 2692 case TARGET_NR_fstat64:
60cd49d5
FB		 2693 {
2694 ret = get_errno(fstat(arg1, &st));
2695 do_stat64:
2696 if (!is_error(ret)) {
2697 struct target_stat64 *target_st = (void *)arg2;
ec86b0fb 2698 memset(target_st, 0, sizeof(struct target_stat64));
c573ff67
FB		 2699 put_user(st.st_dev, &target_st->st_dev);
2700 put_user(st.st_ino, &target_st->st_ino);
ec86b0fb 2701#ifdef TARGET_STAT64_HAS_BROKEN_ST_INO
c573ff67 2702 put_user(st.st_ino, &target_st->__st_ino);
ec86b0fb 2703#endif
c573ff67
FB		 2704 put_user(st.st_mode, &target_st->st_mode);
2705 put_user(st.st_nlink, &target_st->st_nlink);
2706 put_user(st.st_uid, &target_st->st_uid);
2707 put_user(st.st_gid, &target_st->st_gid);
2708 put_user(st.st_rdev, &target_st->st_rdev);
60cd49d5 2709 /* XXX: better use of kernel struct */
c573ff67
FB		 2710 put_user(st.st_size, &target_st->st_size);
2711 put_user(st.st_blksize, &target_st->st_blksize);
2712 put_user(st.st_blocks, &target_st->st_blocks);
2713 put_user(st.st_atime, &target_st->target_st_atime);
2714 put_user(st.st_mtime, &target_st->target_st_mtime);
2715 put_user(st.st_ctime, &target_st->target_st_ctime);
60cd49d5
FB		 2716 }
2717 }
2718 break;
2719
67867308
FB		 2720#ifdef USE_UID16
2721 case TARGET_NR_lchown:
2722 ret = get_errno(lchown((const char *)arg1, low2highuid(arg2), low2highgid(arg3)));
2723 break;
2724 case TARGET_NR_getuid:
2725 ret = get_errno(high2lowuid(getuid()));
2726 break;
2727 case TARGET_NR_getgid:
2728 ret = get_errno(high2lowgid(getgid()));
2729 break;
2730 case TARGET_NR_geteuid:
2731 ret = get_errno(high2lowuid(geteuid()));
2732 break;
2733 case TARGET_NR_getegid:
2734 ret = get_errno(high2lowgid(getegid()));
2735 break;
2736 case TARGET_NR_setreuid:
2737 ret = get_errno(setreuid(low2highuid(arg1), low2highuid(arg2)));
2738 break;
2739 case TARGET_NR_setregid:
2740 ret = get_errno(setregid(low2highgid(arg1), low2highgid(arg2)));
2741 break;
2742 case TARGET_NR_getgroups:
2743 {
2744 int gidsetsize = arg1;
2745 uint16_t *target_grouplist = (void *)arg2;
2746 gid_t *grouplist;
2747 int i;
2748
2749 grouplist = alloca(gidsetsize * sizeof(gid_t));
2750 ret = get_errno(getgroups(gidsetsize, grouplist));
2751 if (!is_error(ret)) {
2752 for(i = 0;i < gidsetsize; i++)
2753 target_grouplist[i] = tswap16(grouplist[i]);
2754 }
2755 }
2756 break;
2757 case TARGET_NR_setgroups:
2758 {
2759 int gidsetsize = arg1;
2760 uint16_t *target_grouplist = (void *)arg2;
2761 gid_t *grouplist;
2762 int i;
2763
2764 grouplist = alloca(gidsetsize * sizeof(gid_t));
2765 for(i = 0;i < gidsetsize; i++)
2766 grouplist[i] = tswap16(target_grouplist[i]);
2767 ret = get_errno(setgroups(gidsetsize, grouplist));
2768 }
2769 break;
2770 case TARGET_NR_fchown:
2771 ret = get_errno(fchown(arg1, low2highuid(arg2), low2highgid(arg3)));
2772 break;
2773#ifdef TARGET_NR_setresuid
2774 case TARGET_NR_setresuid:
2775 ret = get_errno(setresuid(low2highuid(arg1),
2776 low2highuid(arg2),
2777 low2highuid(arg3)));
2778 break;
2779#endif
2780#ifdef TARGET_NR_getresuid
2781 case TARGET_NR_getresuid:
2782 {
2783 int ruid, euid, suid;
2784 ret = get_errno(getresuid(&ruid, &euid, &suid));
2785 if (!is_error(ret)) {
2786 *(uint16_t *)arg1 = tswap16(high2lowuid(ruid));
2787 *(uint16_t *)arg2 = tswap16(high2lowuid(euid));
2788 *(uint16_t *)arg3 = tswap16(high2lowuid(suid));
2789 }
2790 }
2791 break;
2792#endif
2793#ifdef TARGET_NR_getresgid
2794 case TARGET_NR_setresgid:
2795 ret = get_errno(setresgid(low2highgid(arg1),
2796 low2highgid(arg2),
2797 low2highgid(arg3)));
2798 break;
2799#endif
2800#ifdef TARGET_NR_getresgid
2801 case TARGET_NR_getresgid:
2802 {
2803 int rgid, egid, sgid;
2804 ret = get_errno(getresgid(&rgid, &egid, &sgid));
2805 if (!is_error(ret)) {
2806 *(uint16_t *)arg1 = tswap16(high2lowgid(rgid));
2807 *(uint16_t *)arg2 = tswap16(high2lowgid(egid));
2808 *(uint16_t *)arg3 = tswap16(high2lowgid(sgid));
2809 }
2810 }
2811 break;
2812#endif
2813 case TARGET_NR_chown:
2814 ret = get_errno(chown((const char *)arg1, low2highuid(arg2), low2highgid(arg3)));
2815 break;
2816 case TARGET_NR_setuid:
2817 ret = get_errno(setuid(low2highuid(arg1)));
2818 break;
2819 case TARGET_NR_setgid:
2820 ret = get_errno(setgid(low2highgid(arg1)));
2821 break;
2822 case TARGET_NR_setfsuid:
2823 ret = get_errno(setfsuid(arg1));
2824 break;
2825 case TARGET_NR_setfsgid:
2826 ret = get_errno(setfsgid(arg1));
2827 break;
2828#endif /* USE_UID16 */
2829
31e31b8a 2830 case TARGET_NR_lchown32:
b03c60f3
FB		 2831 ret = get_errno(lchown((const char *)arg1, arg2, arg3));
2832 break;
31e31b8a 2833 case TARGET_NR_getuid32:
b03c60f3
FB		 2834 ret = get_errno(getuid());
2835 break;
31e31b8a 2836 case TARGET_NR_getgid32:
b03c60f3
FB		 2837 ret = get_errno(getgid());
2838 break;
31e31b8a 2839 case TARGET_NR_geteuid32:
b03c60f3
FB		 2840 ret = get_errno(geteuid());
2841 break;
31e31b8a 2842 case TARGET_NR_getegid32:
b03c60f3
FB		 2843 ret = get_errno(getegid());
2844 break;
31e31b8a 2845 case TARGET_NR_setreuid32:
b03c60f3
FB		 2846 ret = get_errno(setreuid(arg1, arg2));
2847 break;
31e31b8a 2848 case TARGET_NR_setregid32:
b03c60f3
FB		 2849 ret = get_errno(setregid(arg1, arg2));
2850 break;
31e31b8a 2851 case TARGET_NR_getgroups32:
b03c60f3 2852 goto unimplemented;
31e31b8a 2853 case TARGET_NR_setgroups32:
b03c60f3 2854 goto unimplemented;
31e31b8a 2855 case TARGET_NR_fchown32:
b03c60f3
FB		 2856 ret = get_errno(fchown(arg1, arg2, arg3));
2857 break;
31e31b8a 2858 case TARGET_NR_setresuid32:
b03c60f3
FB		 2859 ret = get_errno(setresuid(arg1, arg2, arg3));
2860 break;
31e31b8a 2861 case TARGET_NR_getresuid32:
b03c60f3
FB		 2862 {
2863 int ruid, euid, suid;
2864 ret = get_errno(getresuid(&ruid, &euid, &suid));
2865 if (!is_error(ret)) {
2866 *(uint32_t *)arg1 = tswap32(ruid);
2867 *(uint32_t *)arg2 = tswap32(euid);
2868 *(uint32_t *)arg3 = tswap32(suid);
2869 }
2870 }
2871 break;
31e31b8a 2872 case TARGET_NR_setresgid32:
b03c60f3
FB		 2873 ret = get_errno(setresgid(arg1, arg2, arg3));
2874 break;
31e31b8a 2875 case TARGET_NR_getresgid32:
b03c60f3
FB		 2876 {
2877 int rgid, egid, sgid;
2878 ret = get_errno(getresgid(&rgid, &egid, &sgid));
2879 if (!is_error(ret)) {
2880 *(uint32_t *)arg1 = tswap32(rgid);
2881 *(uint32_t *)arg2 = tswap32(egid);
2882 *(uint32_t *)arg3 = tswap32(sgid);
2883 }
2884 }
2885 break;
31e31b8a 2886 case TARGET_NR_chown32:
b03c60f3
FB		 2887 ret = get_errno(chown((const char *)arg1, arg2, arg3));
2888 break;
31e31b8a 2889 case TARGET_NR_setuid32:
b03c60f3
FB		 2890 ret = get_errno(setuid(arg1));
2891 break;
31e31b8a 2892 case TARGET_NR_setgid32:
b03c60f3
FB		 2893 ret = get_errno(setgid(arg1));
2894 break;
31e31b8a 2895 case TARGET_NR_setfsuid32:
b03c60f3
FB		 2896 ret = get_errno(setfsuid(arg1));
2897 break;
31e31b8a 2898 case TARGET_NR_setfsgid32:
b03c60f3
FB		 2899 ret = get_errno(setfsgid(arg1));
2900 break;
67867308 2901
31e31b8a 2902 case TARGET_NR_pivot_root:
b03c60f3 2903 goto unimplemented;
ffa65c3b 2904#ifdef TARGET_NR_mincore
31e31b8a 2905 case TARGET_NR_mincore:
b03c60f3 2906 goto unimplemented;
ffa65c3b
FB		 2907#endif
2908#ifdef TARGET_NR_madvise
31e31b8a 2909 case TARGET_NR_madvise:
60cd49d5 2910 goto unimplemented;
ffa65c3b 2911#endif
60cd49d5 2912#if TARGET_LONG_BITS == 32
31e31b8a 2913 case TARGET_NR_fcntl64:
77e4672d
FB		 2914 {
2915 struct flock64 fl;
2916 struct target_flock64 *target_fl = (void *)arg3;
2917
60cd49d5
FB		 2918 switch(arg2) {
2919 case F_GETLK64:
77e4672d
FB		 2920 ret = get_errno(fcntl(arg1, arg2, &fl));
2921 if (ret == 0) {
2922 target_fl->l_type = tswap16(fl.l_type);
2923 target_fl->l_whence = tswap16(fl.l_whence);
2924 target_fl->l_start = tswap64(fl.l_start);
2925 target_fl->l_len = tswap64(fl.l_len);
2926 target_fl->l_pid = tswapl(fl.l_pid);
2927 }
2928 break;
2929
60cd49d5
FB		 2930 case F_SETLK64:
2931 case F_SETLKW64:
77e4672d
FB		 2932 fl.l_type = tswap16(target_fl->l_type);
2933 fl.l_whence = tswap16(target_fl->l_whence);
2934 fl.l_start = tswap64(target_fl->l_start);
2935 fl.l_len = tswap64(target_fl->l_len);
2936 fl.l_pid = tswapl(target_fl->l_pid);
2937 ret = get_errno(fcntl(arg1, arg2, &fl));
2938 break;
60cd49d5 2939 default:
7775e9ec 2940 ret = get_errno(do_fcntl(arg1, arg2, arg3));
60cd49d5
FB		 2941 break;
2942 }
77e4672d
FB		 2943 break;
2944 }
60cd49d5 2945#endif
ebc05488 2946#ifdef TARGET_NR_security
31e31b8a
FB		 2947 case TARGET_NR_security:
2948 goto unimplemented;
c573ff67
FB		 2949#endif
2950#ifdef TARGET_NR_getpagesize
2951 case TARGET_NR_getpagesize:
2952 ret = TARGET_PAGE_SIZE;
2953 break;
ebc05488 2954#endif
31e31b8a
FB		 2955 case TARGET_NR_gettid:
2956 ret = get_errno(gettid());
2957 break;
2958 case TARGET_NR_readahead:
5cd4393b 2959 goto unimplemented;
ebc05488 2960#ifdef TARGET_NR_setxattr
31e31b8a
FB		 2961 case TARGET_NR_setxattr:
2962 case TARGET_NR_lsetxattr:
2963 case TARGET_NR_fsetxattr:
2964 case TARGET_NR_getxattr:
2965 case TARGET_NR_lgetxattr:
2966 case TARGET_NR_fgetxattr:
2967 case TARGET_NR_listxattr:
2968 case TARGET_NR_llistxattr:
2969 case TARGET_NR_flistxattr:
2970 case TARGET_NR_removexattr:
2971 case TARGET_NR_lremovexattr:
2972 case TARGET_NR_fremovexattr:
5cd4393b 2973 goto unimplemented_nowarn;
ebc05488
FB		 2974#endif
2975#ifdef TARGET_NR_set_thread_area
5cd4393b
FB		 2976 case TARGET_NR_set_thread_area:
2977 case TARGET_NR_get_thread_area:
2978 goto unimplemented_nowarn;
ebc05488 2979#endif
31e31b8a
FB		 2980 default:
2981 unimplemented:
5cd4393b
FB		 2982 gemu_log("qemu: Unsupported syscall: %d\n", num);
2983 unimplemented_nowarn:
31e31b8a
FB		 2984 ret = -ENOSYS;
2985 break;
2986 }
2987 fail:
c573ff67
FB		 2988#ifdef DEBUG
2989 gemu_log(" = %ld\n", ret);
2990#endif
31e31b8a
FB		 2991 return ret;
2992}
2993
Qemu copy for testing