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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> | |
29 | #include <sys/types.h> | |
30 | #include <sys/wait.h> | |
31 | #include <sys/time.h> | |
32 | #include <sys/stat.h> | |
33 | #include <sys/mount.h> | |
34 | #include <sys/resource.h> | |
35 | #include <sys/mman.h> | |
36 | #include <sys/swap.h> | |
37 | #include <signal.h> | |
38 | #include <sched.h> | |
39 | #include <sys/socket.h> | |
40 | #include <sys/uio.h> | |
9de5e440 | 41 | #include <sys/poll.h> |
72f03900 | 42 | //#include <sys/user.h> |
31e31b8a FB |
43 | |
44 | #define termios host_termios | |
45 | #define winsize host_winsize | |
46 | #define termio host_termio | |
04369ff2 FB |
47 | #define sgttyb host_sgttyb /* same as target */ |
48 | #define tchars host_tchars /* same as target */ | |
49 | #define ltchars host_ltchars /* same as target */ | |
31e31b8a FB |
50 | |
51 | #include <linux/termios.h> | |
52 | #include <linux/unistd.h> | |
53 | #include <linux/utsname.h> | |
54 | #include <linux/cdrom.h> | |
55 | #include <linux/hdreg.h> | |
56 | #include <linux/soundcard.h> | |
dab2ed99 | 57 | #include <linux/dirent.h> |
31e31b8a | 58 | |
3ef693a0 | 59 | #include "qemu.h" |
31e31b8a | 60 | |
72f03900 | 61 | //#define DEBUG |
31e31b8a FB |
62 | |
63 | #ifndef PAGE_SIZE | |
64 | #define PAGE_SIZE 4096 | |
65 | #define PAGE_MASK ~(PAGE_SIZE - 1) | |
66 | #endif | |
67 | ||
1a9353d2 FB |
68 | //#include <linux/msdos_fs.h> |
69 | #define VFAT_IOCTL_READDIR_BOTH _IOR('r', 1, struct dirent [2]) | |
70 | #define VFAT_IOCTL_READDIR_SHORT _IOR('r', 2, struct dirent [2]) | |
71 | ||
9de5e440 FB |
72 | void host_to_target_siginfo(target_siginfo_t *tinfo, const siginfo_t *info); |
73 | void target_to_host_siginfo(siginfo_t *info, const target_siginfo_t *tinfo); | |
66fb9763 FB |
74 | long do_sigreturn(CPUX86State *env); |
75 | long do_rt_sigreturn(CPUX86State *env); | |
76 | ||
31e31b8a | 77 | #define __NR_sys_uname __NR_uname |
72f03900 | 78 | #define __NR_sys_getcwd1 __NR_getcwd |
31e31b8a FB |
79 | #define __NR_sys_statfs __NR_statfs |
80 | #define __NR_sys_fstatfs __NR_fstatfs | |
72f03900 | 81 | #define __NR_sys_getdents __NR_getdents |
dab2ed99 | 82 | #define __NR_sys_getdents64 __NR_getdents64 |
66fb9763 | 83 | #define __NR_sys_rt_sigqueueinfo __NR_rt_sigqueueinfo |
31e31b8a | 84 | |
72f03900 | 85 | #ifdef __NR_gettid |
31e31b8a | 86 | _syscall0(int, gettid) |
72f03900 FB |
87 | #else |
88 | static int gettid(void) { | |
89 | return -ENOSYS; | |
90 | } | |
91 | #endif | |
31e31b8a | 92 | _syscall1(int,sys_uname,struct new_utsname *,buf) |
72f03900 FB |
93 | _syscall2(int,sys_getcwd1,char *,buf,size_t,size) |
94 | _syscall3(int, sys_getdents, uint, fd, struct dirent *, dirp, uint, count); | |
dab2ed99 | 95 | _syscall3(int, sys_getdents64, uint, fd, struct dirent64 *, dirp, uint, count); |
31e31b8a FB |
96 | _syscall5(int, _llseek, uint, fd, ulong, hi, ulong, lo, |
97 | loff_t *, res, uint, wh); | |
72f03900 FB |
98 | _syscall2(int,sys_statfs,const char *,path,struct kernel_statfs *,buf) |
99 | _syscall2(int,sys_fstatfs,int,fd,struct kernel_statfs *,buf) | |
66fb9763 FB |
100 | _syscall3(int,sys_rt_sigqueueinfo,int,pid,int,sig,siginfo_t *,uinfo) |
101 | ||
102 | extern int personality(int); | |
9de5e440 FB |
103 | extern int flock(int, int); |
104 | extern int setfsuid(int); | |
105 | extern int setfsgid(int); | |
b03c60f3 FB |
106 | extern int setresuid(int,int,int); |
107 | extern int getresuid(int *,int *,int *); | |
108 | extern int setresgid(int,int,int); | |
109 | extern int getresgid(int *,int *,int *); | |
31e31b8a FB |
110 | |
111 | static inline long get_errno(long ret) | |
112 | { | |
113 | if (ret == -1) | |
114 | return -errno; | |
115 | else | |
116 | return ret; | |
117 | } | |
118 | ||
119 | static inline int is_error(long ret) | |
120 | { | |
121 | return (unsigned long)ret >= (unsigned long)(-4096); | |
122 | } | |
123 | ||
124 | static char *target_brk; | |
125 | static char *target_original_brk; | |
126 | ||
127 | void target_set_brk(char *new_brk) | |
128 | { | |
129 | target_brk = new_brk; | |
130 | target_original_brk = new_brk; | |
131 | } | |
132 | ||
133 | static long do_brk(char *new_brk) | |
134 | { | |
135 | char *brk_page; | |
136 | long mapped_addr; | |
137 | int new_alloc_size; | |
138 | ||
139 | if (!new_brk) | |
140 | return (long)target_brk; | |
141 | if (new_brk < target_original_brk) | |
142 | return -ENOMEM; | |
143 | ||
144 | brk_page = (char *)(((unsigned long)target_brk + PAGE_SIZE - 1) & PAGE_MASK); | |
145 | ||
146 | /* If the new brk is less than this, set it and we're done... */ | |
147 | if (new_brk < brk_page) { | |
148 | target_brk = new_brk; | |
149 | return (long)target_brk; | |
150 | } | |
151 | ||
152 | /* We need to allocate more memory after the brk... */ | |
153 | new_alloc_size = ((new_brk - brk_page + 1)+(PAGE_SIZE-1)) & PAGE_MASK; | |
154 | mapped_addr = get_errno((long)mmap((caddr_t)brk_page, new_alloc_size, | |
155 | PROT_READ|PROT_WRITE, | |
156 | MAP_ANON|MAP_FIXED|MAP_PRIVATE, 0, 0)); | |
157 | ||
158 | if (is_error(mapped_addr)) { | |
159 | return mapped_addr; | |
160 | } else { | |
161 | target_brk = new_brk; | |
162 | return (long)target_brk; | |
163 | } | |
164 | } | |
165 | ||
166 | static inline fd_set *target_to_host_fds(fd_set *fds, | |
167 | target_long *target_fds, int n) | |
168 | { | |
169 | #if !defined(BSWP_NEEDED) && !defined(WORD_BIGENDIAN) | |
170 | return (fd_set *)target_fds; | |
171 | #else | |
172 | int i, b; | |
173 | if (target_fds) { | |
174 | FD_ZERO(fds); | |
175 | for(i = 0;i < n; i++) { | |
176 | b = (tswapl(target_fds[i / TARGET_LONG_BITS]) >> | |
177 | (i & (TARGET_LONG_BITS - 1))) & 1; | |
178 | if (b) | |
179 | FD_SET(i, fds); | |
180 | } | |
181 | return fds; | |
182 | } else { | |
183 | return NULL; | |
184 | } | |
185 | #endif | |
186 | } | |
187 | ||
188 | static inline void host_to_target_fds(target_long *target_fds, | |
189 | fd_set *fds, int n) | |
190 | { | |
191 | #if !defined(BSWP_NEEDED) && !defined(WORD_BIGENDIAN) | |
192 | /* nothing to do */ | |
193 | #else | |
194 | int i, nw, j, k; | |
195 | target_long v; | |
196 | ||
197 | if (target_fds) { | |
198 | nw = n / TARGET_LONG_BITS; | |
199 | k = 0; | |
200 | for(i = 0;i < nw; i++) { | |
201 | v = 0; | |
202 | for(j = 0; j < TARGET_LONG_BITS; j++) { | |
203 | v |= ((FD_ISSET(k, fds) != 0) << j); | |
204 | k++; | |
205 | } | |
206 | target_fds[i] = tswapl(v); | |
207 | } | |
208 | } | |
209 | #endif | |
210 | } | |
211 | ||
66fb9763 FB |
212 | static inline void target_to_host_timeval(struct timeval *tv, |
213 | struct target_timeval *target_tv) | |
31e31b8a | 214 | { |
66fb9763 FB |
215 | tv->tv_sec = tswapl(target_tv->tv_sec); |
216 | tv->tv_usec = tswapl(target_tv->tv_usec); | |
31e31b8a FB |
217 | } |
218 | ||
66fb9763 FB |
219 | static inline void host_to_target_timeval(struct target_timeval *target_tv, |
220 | struct timeval *tv) | |
31e31b8a | 221 | { |
66fb9763 FB |
222 | target_tv->tv_sec = tswapl(tv->tv_sec); |
223 | target_tv->tv_usec = tswapl(tv->tv_usec); | |
31e31b8a FB |
224 | } |
225 | ||
226 | ||
227 | static long do_select(long n, | |
228 | target_long *target_rfds, target_long *target_wfds, | |
229 | target_long *target_efds, struct target_timeval *target_tv) | |
230 | { | |
231 | fd_set rfds, wfds, efds; | |
232 | fd_set *rfds_ptr, *wfds_ptr, *efds_ptr; | |
233 | struct timeval tv, *tv_ptr; | |
234 | long ret; | |
235 | ||
236 | rfds_ptr = target_to_host_fds(&rfds, target_rfds, n); | |
237 | wfds_ptr = target_to_host_fds(&wfds, target_wfds, n); | |
238 | efds_ptr = target_to_host_fds(&efds, target_efds, n); | |
239 | ||
240 | if (target_tv) { | |
241 | tv.tv_sec = tswapl(target_tv->tv_sec); | |
242 | tv.tv_usec = tswapl(target_tv->tv_usec); | |
243 | tv_ptr = &tv; | |
244 | } else { | |
245 | tv_ptr = NULL; | |
246 | } | |
247 | ret = get_errno(select(n, rfds_ptr, wfds_ptr, efds_ptr, tv_ptr)); | |
248 | if (!is_error(ret)) { | |
249 | host_to_target_fds(target_rfds, rfds_ptr, n); | |
250 | host_to_target_fds(target_wfds, wfds_ptr, n); | |
251 | host_to_target_fds(target_efds, efds_ptr, n); | |
252 | ||
253 | if (target_tv) { | |
254 | target_tv->tv_sec = tswapl(tv.tv_sec); | |
255 | target_tv->tv_usec = tswapl(tv.tv_usec); | |
256 | } | |
257 | } | |
258 | return ret; | |
259 | } | |
260 | ||
261 | static long do_socketcall(int num, long *vptr) | |
262 | { | |
263 | long ret; | |
264 | ||
265 | switch(num) { | |
266 | case SOCKOP_socket: | |
267 | ret = get_errno(socket(vptr[0], vptr[1], vptr[2])); | |
268 | break; | |
269 | case SOCKOP_bind: | |
270 | ret = get_errno(bind(vptr[0], (struct sockaddr *)vptr[1], vptr[2])); | |
271 | break; | |
272 | case SOCKOP_connect: | |
273 | ret = get_errno(connect(vptr[0], (struct sockaddr *)vptr[1], vptr[2])); | |
274 | break; | |
275 | case SOCKOP_listen: | |
276 | ret = get_errno(listen(vptr[0], vptr[1])); | |
277 | break; | |
278 | case SOCKOP_accept: | |
279 | { | |
280 | socklen_t size; | |
281 | size = tswap32(*(int32_t *)vptr[2]); | |
282 | ret = get_errno(accept(vptr[0], (struct sockaddr *)vptr[1], &size)); | |
283 | if (!is_error(ret)) | |
284 | *(int32_t *)vptr[2] = size; | |
285 | } | |
286 | break; | |
287 | case SOCKOP_getsockname: | |
288 | { | |
289 | socklen_t size; | |
290 | size = tswap32(*(int32_t *)vptr[2]); | |
291 | ret = get_errno(getsockname(vptr[0], (struct sockaddr *)vptr[1], &size)); | |
292 | if (!is_error(ret)) | |
293 | *(int32_t *)vptr[2] = size; | |
294 | } | |
295 | break; | |
296 | case SOCKOP_getpeername: | |
297 | { | |
298 | socklen_t size; | |
299 | size = tswap32(*(int32_t *)vptr[2]); | |
300 | ret = get_errno(getpeername(vptr[0], (struct sockaddr *)vptr[1], &size)); | |
301 | if (!is_error(ret)) | |
302 | *(int32_t *)vptr[2] = size; | |
303 | } | |
304 | break; | |
305 | case SOCKOP_socketpair: | |
306 | { | |
307 | int tab[2]; | |
308 | int32_t *target_tab = (int32_t *)vptr[3]; | |
309 | ret = get_errno(socketpair(vptr[0], vptr[1], vptr[2], tab)); | |
310 | if (!is_error(ret)) { | |
311 | target_tab[0] = tswap32(tab[0]); | |
312 | target_tab[1] = tswap32(tab[1]); | |
313 | } | |
314 | } | |
315 | break; | |
316 | case SOCKOP_send: | |
317 | ret = get_errno(send(vptr[0], (void *)vptr[1], vptr[2], vptr[3])); | |
318 | break; | |
319 | case SOCKOP_recv: | |
320 | ret = get_errno(recv(vptr[0], (void *)vptr[1], vptr[2], vptr[3])); | |
321 | break; | |
322 | case SOCKOP_sendto: | |
323 | ret = get_errno(sendto(vptr[0], (void *)vptr[1], vptr[2], vptr[3], | |
324 | (struct sockaddr *)vptr[4], vptr[5])); | |
325 | break; | |
326 | case SOCKOP_recvfrom: | |
327 | { | |
328 | socklen_t size; | |
329 | size = tswap32(*(int32_t *)vptr[5]); | |
330 | ret = get_errno(recvfrom(vptr[0], (void *)vptr[1], vptr[2], | |
331 | vptr[3], (struct sockaddr *)vptr[4], &size)); | |
332 | if (!is_error(ret)) | |
333 | *(int32_t *)vptr[5] = size; | |
334 | } | |
335 | break; | |
336 | case SOCKOP_shutdown: | |
337 | ret = get_errno(shutdown(vptr[0], vptr[1])); | |
338 | break; | |
339 | case SOCKOP_sendmsg: | |
340 | case SOCKOP_recvmsg: | |
1a9353d2 FB |
341 | { |
342 | int fd; | |
343 | struct target_msghdr *msgp; | |
344 | struct msghdr msg; | |
345 | int flags, count, i; | |
346 | struct iovec *vec; | |
347 | struct target_iovec *target_vec; | |
348 | ||
349 | msgp = (void *)vptr[1]; | |
350 | msg.msg_name = (void *)tswapl(msgp->msg_name); | |
351 | msg.msg_namelen = tswapl(msgp->msg_namelen); | |
352 | msg.msg_control = (void *)tswapl(msgp->msg_control); | |
353 | msg.msg_controllen = tswapl(msgp->msg_controllen); | |
354 | msg.msg_flags = tswap32(msgp->msg_flags); | |
355 | ||
356 | count = tswapl(msgp->msg_iovlen); | |
357 | vec = alloca(count * sizeof(struct iovec)); | |
358 | target_vec = (void *)tswapl(msgp->msg_iov); | |
359 | for(i = 0;i < count; i++) { | |
360 | vec[i].iov_base = (void *)tswapl(target_vec[i].iov_base); | |
361 | vec[i].iov_len = tswapl(target_vec[i].iov_len); | |
362 | } | |
363 | msg.msg_iovlen = count; | |
364 | msg.msg_iov = vec; | |
365 | ||
366 | fd = vptr[0]; | |
367 | flags = vptr[2]; | |
368 | if (num == SOCKOP_sendmsg) | |
369 | ret = sendmsg(fd, &msg, flags); | |
370 | else | |
371 | ret = recvmsg(fd, &msg, flags); | |
372 | ret = get_errno(ret); | |
373 | } | |
374 | break; | |
31e31b8a FB |
375 | case SOCKOP_setsockopt: |
376 | case SOCKOP_getsockopt: | |
377 | default: | |
378 | gemu_log("Unsupported socketcall: %d\n", num); | |
379 | ret = -ENOSYS; | |
380 | break; | |
381 | } | |
382 | return ret; | |
383 | } | |
384 | ||
385 | /* kernel structure types definitions */ | |
386 | #define IFNAMSIZ 16 | |
387 | ||
388 | #define STRUCT(name, list...) STRUCT_ ## name, | |
389 | #define STRUCT_SPECIAL(name) STRUCT_ ## name, | |
390 | enum { | |
391 | #include "syscall_types.h" | |
392 | }; | |
393 | #undef STRUCT | |
394 | #undef STRUCT_SPECIAL | |
395 | ||
396 | #define STRUCT(name, list...) const argtype struct_ ## name ## _def[] = { list, TYPE_NULL }; | |
397 | #define STRUCT_SPECIAL(name) | |
398 | #include "syscall_types.h" | |
399 | #undef STRUCT | |
400 | #undef STRUCT_SPECIAL | |
401 | ||
402 | typedef struct IOCTLEntry { | |
403 | int target_cmd; | |
404 | int host_cmd; | |
405 | const char *name; | |
406 | int access; | |
1a9353d2 | 407 | const argtype arg_type[5]; |
31e31b8a FB |
408 | } IOCTLEntry; |
409 | ||
410 | #define IOC_R 0x0001 | |
411 | #define IOC_W 0x0002 | |
412 | #define IOC_RW (IOC_R | IOC_W) | |
413 | ||
414 | #define MAX_STRUCT_SIZE 4096 | |
415 | ||
416 | const IOCTLEntry ioctl_entries[] = { | |
417 | #define IOCTL(cmd, access, types...) \ | |
418 | { TARGET_ ## cmd, cmd, #cmd, access, { types } }, | |
419 | #include "ioctls.h" | |
420 | { 0, 0, }, | |
421 | }; | |
422 | ||
423 | static long do_ioctl(long fd, long cmd, long arg) | |
424 | { | |
425 | const IOCTLEntry *ie; | |
426 | const argtype *arg_type; | |
427 | long ret; | |
428 | uint8_t buf_temp[MAX_STRUCT_SIZE]; | |
429 | ||
430 | ie = ioctl_entries; | |
431 | for(;;) { | |
432 | if (ie->target_cmd == 0) { | |
433 | gemu_log("Unsupported ioctl: cmd=0x%04lx\n", cmd); | |
434 | return -ENOSYS; | |
435 | } | |
436 | if (ie->target_cmd == cmd) | |
437 | break; | |
438 | ie++; | |
439 | } | |
440 | arg_type = ie->arg_type; | |
9de5e440 | 441 | #if defined(DEBUG) |
72f03900 FB |
442 | gemu_log("ioctl: cmd=0x%04lx (%s)\n", cmd, ie->name); |
443 | #endif | |
31e31b8a FB |
444 | switch(arg_type[0]) { |
445 | case TYPE_NULL: | |
446 | /* no argument */ | |
447 | ret = get_errno(ioctl(fd, ie->host_cmd)); | |
448 | break; | |
449 | case TYPE_PTRVOID: | |
450 | case TYPE_INT: | |
451 | /* int argment */ | |
452 | ret = get_errno(ioctl(fd, ie->host_cmd, arg)); | |
453 | break; | |
454 | case TYPE_PTR: | |
455 | arg_type++; | |
456 | switch(ie->access) { | |
457 | case IOC_R: | |
458 | ret = get_errno(ioctl(fd, ie->host_cmd, buf_temp)); | |
459 | if (!is_error(ret)) { | |
460 | thunk_convert((void *)arg, buf_temp, arg_type, THUNK_TARGET); | |
461 | } | |
462 | break; | |
463 | case IOC_W: | |
464 | thunk_convert(buf_temp, (void *)arg, arg_type, THUNK_HOST); | |
465 | ret = get_errno(ioctl(fd, ie->host_cmd, buf_temp)); | |
466 | break; | |
467 | default: | |
468 | case IOC_RW: | |
469 | thunk_convert(buf_temp, (void *)arg, arg_type, THUNK_HOST); | |
470 | ret = get_errno(ioctl(fd, ie->host_cmd, buf_temp)); | |
471 | if (!is_error(ret)) { | |
472 | thunk_convert((void *)arg, buf_temp, arg_type, THUNK_TARGET); | |
473 | } | |
474 | break; | |
475 | } | |
476 | break; | |
477 | default: | |
478 | gemu_log("Unsupported ioctl type: cmd=0x%04lx type=%d\n", cmd, arg_type[0]); | |
479 | ret = -ENOSYS; | |
480 | break; | |
481 | } | |
482 | return ret; | |
483 | } | |
484 | ||
485 | bitmask_transtbl iflag_tbl[] = { | |
486 | { TARGET_IGNBRK, TARGET_IGNBRK, IGNBRK, IGNBRK }, | |
487 | { TARGET_BRKINT, TARGET_BRKINT, BRKINT, BRKINT }, | |
488 | { TARGET_IGNPAR, TARGET_IGNPAR, IGNPAR, IGNPAR }, | |
489 | { TARGET_PARMRK, TARGET_PARMRK, PARMRK, PARMRK }, | |
490 | { TARGET_INPCK, TARGET_INPCK, INPCK, INPCK }, | |
491 | { TARGET_ISTRIP, TARGET_ISTRIP, ISTRIP, ISTRIP }, | |
492 | { TARGET_INLCR, TARGET_INLCR, INLCR, INLCR }, | |
493 | { TARGET_IGNCR, TARGET_IGNCR, IGNCR, IGNCR }, | |
494 | { TARGET_ICRNL, TARGET_ICRNL, ICRNL, ICRNL }, | |
495 | { TARGET_IUCLC, TARGET_IUCLC, IUCLC, IUCLC }, | |
496 | { TARGET_IXON, TARGET_IXON, IXON, IXON }, | |
497 | { TARGET_IXANY, TARGET_IXANY, IXANY, IXANY }, | |
498 | { TARGET_IXOFF, TARGET_IXOFF, IXOFF, IXOFF }, | |
499 | { TARGET_IMAXBEL, TARGET_IMAXBEL, IMAXBEL, IMAXBEL }, | |
500 | { 0, 0, 0, 0 } | |
501 | }; | |
502 | ||
503 | bitmask_transtbl oflag_tbl[] = { | |
504 | { TARGET_OPOST, TARGET_OPOST, OPOST, OPOST }, | |
505 | { TARGET_OLCUC, TARGET_OLCUC, OLCUC, OLCUC }, | |
506 | { TARGET_ONLCR, TARGET_ONLCR, ONLCR, ONLCR }, | |
507 | { TARGET_OCRNL, TARGET_OCRNL, OCRNL, OCRNL }, | |
508 | { TARGET_ONOCR, TARGET_ONOCR, ONOCR, ONOCR }, | |
509 | { TARGET_ONLRET, TARGET_ONLRET, ONLRET, ONLRET }, | |
510 | { TARGET_OFILL, TARGET_OFILL, OFILL, OFILL }, | |
511 | { TARGET_OFDEL, TARGET_OFDEL, OFDEL, OFDEL }, | |
512 | { TARGET_NLDLY, TARGET_NL0, NLDLY, NL0 }, | |
513 | { TARGET_NLDLY, TARGET_NL1, NLDLY, NL1 }, | |
514 | { TARGET_CRDLY, TARGET_CR0, CRDLY, CR0 }, | |
515 | { TARGET_CRDLY, TARGET_CR1, CRDLY, CR1 }, | |
516 | { TARGET_CRDLY, TARGET_CR2, CRDLY, CR2 }, | |
517 | { TARGET_CRDLY, TARGET_CR3, CRDLY, CR3 }, | |
518 | { TARGET_TABDLY, TARGET_TAB0, TABDLY, TAB0 }, | |
519 | { TARGET_TABDLY, TARGET_TAB1, TABDLY, TAB1 }, | |
520 | { TARGET_TABDLY, TARGET_TAB2, TABDLY, TAB2 }, | |
521 | { TARGET_TABDLY, TARGET_TAB3, TABDLY, TAB3 }, | |
522 | { TARGET_BSDLY, TARGET_BS0, BSDLY, BS0 }, | |
523 | { TARGET_BSDLY, TARGET_BS1, BSDLY, BS1 }, | |
524 | { TARGET_VTDLY, TARGET_VT0, VTDLY, VT0 }, | |
525 | { TARGET_VTDLY, TARGET_VT1, VTDLY, VT1 }, | |
526 | { TARGET_FFDLY, TARGET_FF0, FFDLY, FF0 }, | |
527 | { TARGET_FFDLY, TARGET_FF1, FFDLY, FF1 }, | |
528 | { 0, 0, 0, 0 } | |
529 | }; | |
530 | ||
531 | bitmask_transtbl cflag_tbl[] = { | |
532 | { TARGET_CBAUD, TARGET_B0, CBAUD, B0 }, | |
533 | { TARGET_CBAUD, TARGET_B50, CBAUD, B50 }, | |
534 | { TARGET_CBAUD, TARGET_B75, CBAUD, B75 }, | |
535 | { TARGET_CBAUD, TARGET_B110, CBAUD, B110 }, | |
536 | { TARGET_CBAUD, TARGET_B134, CBAUD, B134 }, | |
537 | { TARGET_CBAUD, TARGET_B150, CBAUD, B150 }, | |
538 | { TARGET_CBAUD, TARGET_B200, CBAUD, B200 }, | |
539 | { TARGET_CBAUD, TARGET_B300, CBAUD, B300 }, | |
540 | { TARGET_CBAUD, TARGET_B600, CBAUD, B600 }, | |
541 | { TARGET_CBAUD, TARGET_B1200, CBAUD, B1200 }, | |
542 | { TARGET_CBAUD, TARGET_B1800, CBAUD, B1800 }, | |
543 | { TARGET_CBAUD, TARGET_B2400, CBAUD, B2400 }, | |
544 | { TARGET_CBAUD, TARGET_B4800, CBAUD, B4800 }, | |
545 | { TARGET_CBAUD, TARGET_B9600, CBAUD, B9600 }, | |
546 | { TARGET_CBAUD, TARGET_B19200, CBAUD, B19200 }, | |
547 | { TARGET_CBAUD, TARGET_B38400, CBAUD, B38400 }, | |
548 | { TARGET_CBAUD, TARGET_B57600, CBAUD, B57600 }, | |
549 | { TARGET_CBAUD, TARGET_B115200, CBAUD, B115200 }, | |
550 | { TARGET_CBAUD, TARGET_B230400, CBAUD, B230400 }, | |
551 | { TARGET_CBAUD, TARGET_B460800, CBAUD, B460800 }, | |
552 | { TARGET_CSIZE, TARGET_CS5, CSIZE, CS5 }, | |
553 | { TARGET_CSIZE, TARGET_CS6, CSIZE, CS6 }, | |
554 | { TARGET_CSIZE, TARGET_CS7, CSIZE, CS7 }, | |
555 | { TARGET_CSIZE, TARGET_CS8, CSIZE, CS8 }, | |
556 | { TARGET_CSTOPB, TARGET_CSTOPB, CSTOPB, CSTOPB }, | |
557 | { TARGET_CREAD, TARGET_CREAD, CREAD, CREAD }, | |
558 | { TARGET_PARENB, TARGET_PARENB, PARENB, PARENB }, | |
559 | { TARGET_PARODD, TARGET_PARODD, PARODD, PARODD }, | |
560 | { TARGET_HUPCL, TARGET_HUPCL, HUPCL, HUPCL }, | |
561 | { TARGET_CLOCAL, TARGET_CLOCAL, CLOCAL, CLOCAL }, | |
562 | { TARGET_CRTSCTS, TARGET_CRTSCTS, CRTSCTS, CRTSCTS }, | |
563 | { 0, 0, 0, 0 } | |
564 | }; | |
565 | ||
566 | bitmask_transtbl lflag_tbl[] = { | |
567 | { TARGET_ISIG, TARGET_ISIG, ISIG, ISIG }, | |
568 | { TARGET_ICANON, TARGET_ICANON, ICANON, ICANON }, | |
569 | { TARGET_XCASE, TARGET_XCASE, XCASE, XCASE }, | |
570 | { TARGET_ECHO, TARGET_ECHO, ECHO, ECHO }, | |
571 | { TARGET_ECHOE, TARGET_ECHOE, ECHOE, ECHOE }, | |
572 | { TARGET_ECHOK, TARGET_ECHOK, ECHOK, ECHOK }, | |
573 | { TARGET_ECHONL, TARGET_ECHONL, ECHONL, ECHONL }, | |
574 | { TARGET_NOFLSH, TARGET_NOFLSH, NOFLSH, NOFLSH }, | |
575 | { TARGET_TOSTOP, TARGET_TOSTOP, TOSTOP, TOSTOP }, | |
576 | { TARGET_ECHOCTL, TARGET_ECHOCTL, ECHOCTL, ECHOCTL }, | |
577 | { TARGET_ECHOPRT, TARGET_ECHOPRT, ECHOPRT, ECHOPRT }, | |
578 | { TARGET_ECHOKE, TARGET_ECHOKE, ECHOKE, ECHOKE }, | |
579 | { TARGET_FLUSHO, TARGET_FLUSHO, FLUSHO, FLUSHO }, | |
580 | { TARGET_PENDIN, TARGET_PENDIN, PENDIN, PENDIN }, | |
581 | { TARGET_IEXTEN, TARGET_IEXTEN, IEXTEN, IEXTEN }, | |
582 | { 0, 0, 0, 0 } | |
583 | }; | |
584 | ||
585 | static void target_to_host_termios (void *dst, const void *src) | |
586 | { | |
587 | struct host_termios *host = dst; | |
588 | const struct target_termios *target = src; | |
589 | ||
590 | host->c_iflag = | |
591 | target_to_host_bitmask(tswap32(target->c_iflag), iflag_tbl); | |
592 | host->c_oflag = | |
593 | target_to_host_bitmask(tswap32(target->c_oflag), oflag_tbl); | |
594 | host->c_cflag = | |
595 | target_to_host_bitmask(tswap32(target->c_cflag), cflag_tbl); | |
596 | host->c_lflag = | |
597 | target_to_host_bitmask(tswap32(target->c_lflag), lflag_tbl); | |
598 | host->c_line = target->c_line; | |
599 | ||
600 | host->c_cc[VINTR] = target->c_cc[TARGET_VINTR]; | |
601 | host->c_cc[VQUIT] = target->c_cc[TARGET_VQUIT]; | |
602 | host->c_cc[VERASE] = target->c_cc[TARGET_VERASE]; | |
603 | host->c_cc[VKILL] = target->c_cc[TARGET_VKILL]; | |
604 | host->c_cc[VEOF] = target->c_cc[TARGET_VEOF]; | |
605 | host->c_cc[VTIME] = target->c_cc[TARGET_VTIME]; | |
606 | host->c_cc[VMIN] = target->c_cc[TARGET_VMIN]; | |
607 | host->c_cc[VSWTC] = target->c_cc[TARGET_VSWTC]; | |
608 | host->c_cc[VSTART] = target->c_cc[TARGET_VSTART]; | |
609 | host->c_cc[VSTOP] = target->c_cc[TARGET_VSTOP]; | |
610 | host->c_cc[VSUSP] = target->c_cc[TARGET_VSUSP]; | |
611 | host->c_cc[VEOL] = target->c_cc[TARGET_VEOL]; | |
612 | host->c_cc[VREPRINT] = target->c_cc[TARGET_VREPRINT]; | |
613 | host->c_cc[VDISCARD] = target->c_cc[TARGET_VDISCARD]; | |
614 | host->c_cc[VWERASE] = target->c_cc[TARGET_VWERASE]; | |
615 | host->c_cc[VLNEXT] = target->c_cc[TARGET_VLNEXT]; | |
616 | host->c_cc[VEOL2] = target->c_cc[TARGET_VEOL2]; | |
617 | } | |
618 | ||
619 | static void host_to_target_termios (void *dst, const void *src) | |
620 | { | |
621 | struct target_termios *target = dst; | |
622 | const struct host_termios *host = src; | |
623 | ||
624 | target->c_iflag = | |
625 | tswap32(host_to_target_bitmask(host->c_iflag, iflag_tbl)); | |
626 | target->c_oflag = | |
627 | tswap32(host_to_target_bitmask(host->c_oflag, oflag_tbl)); | |
628 | target->c_cflag = | |
629 | tswap32(host_to_target_bitmask(host->c_cflag, cflag_tbl)); | |
630 | target->c_lflag = | |
631 | tswap32(host_to_target_bitmask(host->c_lflag, lflag_tbl)); | |
632 | target->c_line = host->c_line; | |
633 | ||
634 | target->c_cc[TARGET_VINTR] = host->c_cc[VINTR]; | |
635 | target->c_cc[TARGET_VQUIT] = host->c_cc[VQUIT]; | |
636 | target->c_cc[TARGET_VERASE] = host->c_cc[VERASE]; | |
637 | target->c_cc[TARGET_VKILL] = host->c_cc[VKILL]; | |
638 | target->c_cc[TARGET_VEOF] = host->c_cc[VEOF]; | |
639 | target->c_cc[TARGET_VTIME] = host->c_cc[VTIME]; | |
640 | target->c_cc[TARGET_VMIN] = host->c_cc[VMIN]; | |
641 | target->c_cc[TARGET_VSWTC] = host->c_cc[VSWTC]; | |
642 | target->c_cc[TARGET_VSTART] = host->c_cc[VSTART]; | |
643 | target->c_cc[TARGET_VSTOP] = host->c_cc[VSTOP]; | |
644 | target->c_cc[TARGET_VSUSP] = host->c_cc[VSUSP]; | |
645 | target->c_cc[TARGET_VEOL] = host->c_cc[VEOL]; | |
646 | target->c_cc[TARGET_VREPRINT] = host->c_cc[VREPRINT]; | |
647 | target->c_cc[TARGET_VDISCARD] = host->c_cc[VDISCARD]; | |
648 | target->c_cc[TARGET_VWERASE] = host->c_cc[VWERASE]; | |
649 | target->c_cc[TARGET_VLNEXT] = host->c_cc[VLNEXT]; | |
650 | target->c_cc[TARGET_VEOL2] = host->c_cc[VEOL2]; | |
651 | } | |
652 | ||
653 | StructEntry struct_termios_def = { | |
654 | .convert = { host_to_target_termios, target_to_host_termios }, | |
655 | .size = { sizeof(struct target_termios), sizeof(struct host_termios) }, | |
656 | .align = { __alignof__(struct target_termios), __alignof__(struct host_termios) }, | |
657 | }; | |
658 | ||
6dbad63e FB |
659 | #ifdef TARGET_I386 |
660 | ||
661 | /* NOTE: there is really one LDT for all the threads */ | |
662 | uint8_t *ldt_table; | |
663 | ||
664 | static int read_ldt(void *ptr, unsigned long bytecount) | |
665 | { | |
666 | int size; | |
667 | ||
668 | if (!ldt_table) | |
669 | return 0; | |
670 | size = TARGET_LDT_ENTRIES * TARGET_LDT_ENTRY_SIZE; | |
671 | if (size > bytecount) | |
672 | size = bytecount; | |
673 | memcpy(ptr, ldt_table, size); | |
674 | return size; | |
675 | } | |
676 | ||
677 | /* XXX: add locking support */ | |
678 | static int write_ldt(CPUX86State *env, | |
679 | void *ptr, unsigned long bytecount, int oldmode) | |
680 | { | |
681 | struct target_modify_ldt_ldt_s ldt_info; | |
682 | int seg_32bit, contents, read_exec_only, limit_in_pages; | |
683 | int seg_not_present, useable; | |
684 | uint32_t *lp, entry_1, entry_2; | |
685 | ||
686 | if (bytecount != sizeof(ldt_info)) | |
687 | return -EINVAL; | |
688 | memcpy(&ldt_info, ptr, sizeof(ldt_info)); | |
689 | tswap32s(&ldt_info.entry_number); | |
690 | tswapls((long *)&ldt_info.base_addr); | |
691 | tswap32s(&ldt_info.limit); | |
692 | tswap32s(&ldt_info.flags); | |
693 | ||
694 | if (ldt_info.entry_number >= TARGET_LDT_ENTRIES) | |
695 | return -EINVAL; | |
696 | seg_32bit = ldt_info.flags & 1; | |
697 | contents = (ldt_info.flags >> 1) & 3; | |
698 | read_exec_only = (ldt_info.flags >> 3) & 1; | |
699 | limit_in_pages = (ldt_info.flags >> 4) & 1; | |
700 | seg_not_present = (ldt_info.flags >> 5) & 1; | |
701 | useable = (ldt_info.flags >> 6) & 1; | |
702 | ||
703 | if (contents == 3) { | |
704 | if (oldmode) | |
705 | return -EINVAL; | |
706 | if (seg_not_present == 0) | |
707 | return -EINVAL; | |
708 | } | |
709 | /* allocate the LDT */ | |
710 | if (!ldt_table) { | |
711 | ldt_table = malloc(TARGET_LDT_ENTRIES * TARGET_LDT_ENTRY_SIZE); | |
712 | if (!ldt_table) | |
713 | return -ENOMEM; | |
714 | memset(ldt_table, 0, TARGET_LDT_ENTRIES * TARGET_LDT_ENTRY_SIZE); | |
715 | env->ldt.base = ldt_table; | |
716 | env->ldt.limit = 0xffff; | |
717 | } | |
718 | ||
719 | /* NOTE: same code as Linux kernel */ | |
720 | /* Allow LDTs to be cleared by the user. */ | |
721 | if (ldt_info.base_addr == 0 && ldt_info.limit == 0) { | |
722 | if (oldmode || | |
723 | (contents == 0 && | |
724 | read_exec_only == 1 && | |
725 | seg_32bit == 0 && | |
726 | limit_in_pages == 0 && | |
727 | seg_not_present == 1 && | |
728 | useable == 0 )) { | |
729 | entry_1 = 0; | |
730 | entry_2 = 0; | |
731 | goto install; | |
732 | } | |
733 | } | |
734 | ||
735 | entry_1 = ((ldt_info.base_addr & 0x0000ffff) << 16) | | |
736 | (ldt_info.limit & 0x0ffff); | |
737 | entry_2 = (ldt_info.base_addr & 0xff000000) | | |
738 | ((ldt_info.base_addr & 0x00ff0000) >> 16) | | |
739 | (ldt_info.limit & 0xf0000) | | |
740 | ((read_exec_only ^ 1) << 9) | | |
741 | (contents << 10) | | |
742 | ((seg_not_present ^ 1) << 15) | | |
743 | (seg_32bit << 22) | | |
744 | (limit_in_pages << 23) | | |
745 | 0x7000; | |
746 | if (!oldmode) | |
747 | entry_2 |= (useable << 20); | |
748 | ||
749 | /* Install the new entry ... */ | |
750 | install: | |
751 | lp = (uint32_t *)(ldt_table + (ldt_info.entry_number << 3)); | |
752 | lp[0] = tswap32(entry_1); | |
753 | lp[1] = tswap32(entry_2); | |
754 | return 0; | |
755 | } | |
756 | ||
757 | /* specific and weird i386 syscalls */ | |
758 | int gemu_modify_ldt(CPUX86State *env, int func, void *ptr, unsigned long bytecount) | |
759 | { | |
760 | int ret = -ENOSYS; | |
761 | ||
762 | switch (func) { | |
763 | case 0: | |
764 | ret = read_ldt(ptr, bytecount); | |
765 | break; | |
766 | case 1: | |
767 | ret = write_ldt(env, ptr, bytecount, 1); | |
768 | break; | |
769 | case 0x11: | |
770 | ret = write_ldt(env, ptr, bytecount, 0); | |
771 | break; | |
772 | } | |
773 | return ret; | |
774 | } | |
1b6b029e FB |
775 | |
776 | /* this stack is the equivalent of the kernel stack associated with a | |
777 | thread/process */ | |
778 | #define NEW_STACK_SIZE 8192 | |
779 | ||
780 | static int clone_func(void *arg) | |
781 | { | |
782 | CPUX86State *env = arg; | |
783 | cpu_loop(env); | |
784 | /* never exits */ | |
785 | return 0; | |
786 | } | |
787 | ||
788 | int do_fork(CPUX86State *env, unsigned int flags, unsigned long newsp) | |
789 | { | |
790 | int ret; | |
791 | uint8_t *new_stack; | |
792 | CPUX86State *new_env; | |
793 | ||
794 | if (flags & CLONE_VM) { | |
795 | if (!newsp) | |
796 | newsp = env->regs[R_ESP]; | |
797 | new_stack = malloc(NEW_STACK_SIZE); | |
798 | ||
799 | /* we create a new CPU instance. */ | |
800 | new_env = cpu_x86_init(); | |
801 | memcpy(new_env, env, sizeof(CPUX86State)); | |
802 | new_env->regs[R_ESP] = newsp; | |
803 | new_env->regs[R_EAX] = 0; | |
804 | ret = clone(clone_func, new_stack + NEW_STACK_SIZE, flags, new_env); | |
805 | } else { | |
806 | /* if no CLONE_VM, we consider it is a fork */ | |
807 | if ((flags & ~CSIGNAL) != 0) | |
808 | return -EINVAL; | |
809 | ret = fork(); | |
810 | } | |
811 | return ret; | |
812 | } | |
813 | ||
6dbad63e FB |
814 | #endif |
815 | ||
b03c60f3 FB |
816 | #define high2lowuid(x) (x) |
817 | #define high2lowgid(x) (x) | |
818 | #define low2highuid(x) (x) | |
819 | #define low2highgid(x) (x) | |
1b6b029e | 820 | |
31e31b8a FB |
821 | void syscall_init(void) |
822 | { | |
823 | #define STRUCT(name, list...) thunk_register_struct(STRUCT_ ## name, #name, struct_ ## name ## _def); | |
824 | #define STRUCT_SPECIAL(name) thunk_register_struct_direct(STRUCT_ ## name, #name, &struct_ ## name ## _def); | |
825 | #include "syscall_types.h" | |
826 | #undef STRUCT | |
827 | #undef STRUCT_SPECIAL | |
828 | } | |
829 | ||
6dbad63e | 830 | long do_syscall(void *cpu_env, int num, long arg1, long arg2, long arg3, |
31e31b8a FB |
831 | long arg4, long arg5, long arg6) |
832 | { | |
833 | long ret; | |
834 | struct stat st; | |
72f03900 | 835 | struct kernel_statfs *stfs; |
31e31b8a | 836 | |
72f03900 FB |
837 | #ifdef DEBUG |
838 | gemu_log("syscall %d\n", num); | |
839 | #endif | |
31e31b8a FB |
840 | switch(num) { |
841 | case TARGET_NR_exit: | |
7d13299d FB |
842 | #ifdef HAVE_GPROF |
843 | _mcleanup(); | |
844 | #endif | |
1b6b029e | 845 | /* XXX: should free thread stack and CPU env */ |
31e31b8a FB |
846 | _exit(arg1); |
847 | ret = 0; /* avoid warning */ | |
848 | break; | |
849 | case TARGET_NR_read: | |
850 | ret = get_errno(read(arg1, (void *)arg2, arg3)); | |
851 | break; | |
852 | case TARGET_NR_write: | |
853 | ret = get_errno(write(arg1, (void *)arg2, arg3)); | |
854 | break; | |
855 | case TARGET_NR_open: | |
856 | ret = get_errno(open((const char *)arg1, arg2, arg3)); | |
857 | break; | |
858 | case TARGET_NR_close: | |
859 | ret = get_errno(close(arg1)); | |
860 | break; | |
861 | case TARGET_NR_brk: | |
862 | ret = do_brk((char *)arg1); | |
863 | break; | |
864 | case TARGET_NR_fork: | |
1b6b029e | 865 | ret = get_errno(do_fork(cpu_env, SIGCHLD, 0)); |
31e31b8a FB |
866 | break; |
867 | case TARGET_NR_waitpid: | |
868 | { | |
869 | int *status = (int *)arg2; | |
870 | ret = get_errno(waitpid(arg1, status, arg3)); | |
871 | if (!is_error(ret) && status) | |
872 | tswapls((long *)&status); | |
873 | } | |
874 | break; | |
875 | case TARGET_NR_creat: | |
876 | ret = get_errno(creat((const char *)arg1, arg2)); | |
877 | break; | |
878 | case TARGET_NR_link: | |
879 | ret = get_errno(link((const char *)arg1, (const char *)arg2)); | |
880 | break; | |
881 | case TARGET_NR_unlink: | |
882 | ret = get_errno(unlink((const char *)arg1)); | |
883 | break; | |
884 | case TARGET_NR_execve: | |
885 | ret = get_errno(execve((const char *)arg1, (void *)arg2, (void *)arg3)); | |
886 | break; | |
887 | case TARGET_NR_chdir: | |
888 | ret = get_errno(chdir((const char *)arg1)); | |
889 | break; | |
890 | case TARGET_NR_time: | |
891 | { | |
892 | int *time_ptr = (int *)arg1; | |
893 | ret = get_errno(time((time_t *)time_ptr)); | |
894 | if (!is_error(ret) && time_ptr) | |
895 | tswap32s(time_ptr); | |
896 | } | |
897 | break; | |
898 | case TARGET_NR_mknod: | |
899 | ret = get_errno(mknod((const char *)arg1, arg2, arg3)); | |
900 | break; | |
901 | case TARGET_NR_chmod: | |
902 | ret = get_errno(chmod((const char *)arg1, arg2)); | |
903 | break; | |
904 | case TARGET_NR_lchown: | |
905 | ret = get_errno(chown((const char *)arg1, arg2, arg3)); | |
906 | break; | |
907 | case TARGET_NR_break: | |
908 | goto unimplemented; | |
909 | case TARGET_NR_oldstat: | |
910 | goto unimplemented; | |
911 | case TARGET_NR_lseek: | |
912 | ret = get_errno(lseek(arg1, arg2, arg3)); | |
913 | break; | |
914 | case TARGET_NR_getpid: | |
915 | ret = get_errno(getpid()); | |
916 | break; | |
917 | case TARGET_NR_mount: | |
918 | /* need to look at the data field */ | |
919 | goto unimplemented; | |
920 | case TARGET_NR_umount: | |
921 | ret = get_errno(umount((const char *)arg1)); | |
922 | break; | |
923 | case TARGET_NR_setuid: | |
b03c60f3 | 924 | ret = get_errno(setuid(low2highuid(arg1))); |
31e31b8a FB |
925 | break; |
926 | case TARGET_NR_getuid: | |
927 | ret = get_errno(getuid()); | |
928 | break; | |
929 | case TARGET_NR_stime: | |
930 | { | |
931 | int *time_ptr = (int *)arg1; | |
932 | if (time_ptr) | |
933 | tswap32s(time_ptr); | |
934 | ret = get_errno(stime((time_t *)time_ptr)); | |
935 | } | |
936 | break; | |
937 | case TARGET_NR_ptrace: | |
938 | goto unimplemented; | |
939 | case TARGET_NR_alarm: | |
940 | ret = alarm(arg1); | |
941 | break; | |
942 | case TARGET_NR_oldfstat: | |
943 | goto unimplemented; | |
944 | case TARGET_NR_pause: | |
945 | ret = get_errno(pause()); | |
946 | break; | |
947 | case TARGET_NR_utime: | |
948 | goto unimplemented; | |
949 | case TARGET_NR_stty: | |
950 | goto unimplemented; | |
951 | case TARGET_NR_gtty: | |
952 | goto unimplemented; | |
953 | case TARGET_NR_access: | |
954 | ret = get_errno(access((const char *)arg1, arg2)); | |
955 | break; | |
956 | case TARGET_NR_nice: | |
957 | ret = get_errno(nice(arg1)); | |
958 | break; | |
959 | case TARGET_NR_ftime: | |
960 | goto unimplemented; | |
961 | case TARGET_NR_sync: | |
04369ff2 FB |
962 | sync(); |
963 | ret = 0; | |
31e31b8a FB |
964 | break; |
965 | case TARGET_NR_kill: | |
966 | ret = get_errno(kill(arg1, arg2)); | |
967 | break; | |
968 | case TARGET_NR_rename: | |
969 | ret = get_errno(rename((const char *)arg1, (const char *)arg2)); | |
970 | break; | |
971 | case TARGET_NR_mkdir: | |
972 | ret = get_errno(mkdir((const char *)arg1, arg2)); | |
973 | break; | |
974 | case TARGET_NR_rmdir: | |
975 | ret = get_errno(rmdir((const char *)arg1)); | |
976 | break; | |
977 | case TARGET_NR_dup: | |
978 | ret = get_errno(dup(arg1)); | |
979 | break; | |
980 | case TARGET_NR_pipe: | |
981 | { | |
982 | int *pipe_ptr = (int *)arg1; | |
983 | ret = get_errno(pipe(pipe_ptr)); | |
984 | if (!is_error(ret)) { | |
985 | tswap32s(&pipe_ptr[0]); | |
986 | tswap32s(&pipe_ptr[1]); | |
987 | } | |
988 | } | |
989 | break; | |
990 | case TARGET_NR_times: | |
991 | goto unimplemented; | |
992 | case TARGET_NR_prof: | |
993 | goto unimplemented; | |
994 | case TARGET_NR_setgid: | |
b03c60f3 | 995 | ret = get_errno(setgid(low2highgid(arg1))); |
31e31b8a FB |
996 | break; |
997 | case TARGET_NR_getgid: | |
998 | ret = get_errno(getgid()); | |
999 | break; | |
1000 | case TARGET_NR_signal: | |
1001 | goto unimplemented; | |
1002 | case TARGET_NR_geteuid: | |
1003 | ret = get_errno(geteuid()); | |
1004 | break; | |
1005 | case TARGET_NR_getegid: | |
1006 | ret = get_errno(getegid()); | |
1007 | break; | |
1008 | case TARGET_NR_acct: | |
1009 | goto unimplemented; | |
1010 | case TARGET_NR_umount2: | |
1011 | ret = get_errno(umount2((const char *)arg1, arg2)); | |
1012 | break; | |
1013 | case TARGET_NR_lock: | |
1014 | goto unimplemented; | |
1015 | case TARGET_NR_ioctl: | |
1016 | ret = do_ioctl(arg1, arg2, arg3); | |
1017 | break; | |
1018 | case TARGET_NR_fcntl: | |
1019 | switch(arg2) { | |
1020 | case F_GETLK: | |
1021 | case F_SETLK: | |
1022 | case F_SETLKW: | |
1023 | goto unimplemented; | |
1024 | default: | |
1025 | ret = get_errno(fcntl(arg1, arg2, arg3)); | |
1026 | break; | |
1027 | } | |
1028 | break; | |
1029 | case TARGET_NR_mpx: | |
1030 | goto unimplemented; | |
1031 | case TARGET_NR_setpgid: | |
1032 | ret = get_errno(setpgid(arg1, arg2)); | |
1033 | break; | |
1034 | case TARGET_NR_ulimit: | |
1035 | goto unimplemented; | |
1036 | case TARGET_NR_oldolduname: | |
1037 | goto unimplemented; | |
1038 | case TARGET_NR_umask: | |
1039 | ret = get_errno(umask(arg1)); | |
1040 | break; | |
1041 | case TARGET_NR_chroot: | |
1042 | ret = get_errno(chroot((const char *)arg1)); | |
1043 | break; | |
1044 | case TARGET_NR_ustat: | |
1045 | goto unimplemented; | |
1046 | case TARGET_NR_dup2: | |
1047 | ret = get_errno(dup2(arg1, arg2)); | |
1048 | break; | |
1049 | case TARGET_NR_getppid: | |
1050 | ret = get_errno(getppid()); | |
1051 | break; | |
1052 | case TARGET_NR_getpgrp: | |
1053 | ret = get_errno(getpgrp()); | |
1054 | break; | |
1055 | case TARGET_NR_setsid: | |
1056 | ret = get_errno(setsid()); | |
1057 | break; | |
1058 | case TARGET_NR_sigaction: | |
31e31b8a | 1059 | { |
66fb9763 FB |
1060 | struct target_old_sigaction *old_act = (void *)arg2; |
1061 | struct target_old_sigaction *old_oact = (void *)arg3; | |
1062 | struct target_sigaction act, oact, *pact; | |
1063 | if (old_act) { | |
1064 | act._sa_handler = old_act->_sa_handler; | |
1065 | target_siginitset(&act.sa_mask, old_act->sa_mask); | |
1066 | act.sa_flags = old_act->sa_flags; | |
1067 | act.sa_restorer = old_act->sa_restorer; | |
1068 | pact = &act; | |
1069 | } else { | |
1070 | pact = NULL; | |
1071 | } | |
1072 | ret = get_errno(do_sigaction(arg1, pact, &oact)); | |
1073 | if (!is_error(ret) && old_oact) { | |
1074 | old_oact->_sa_handler = oact._sa_handler; | |
1075 | old_oact->sa_mask = oact.sa_mask.sig[0]; | |
1076 | old_oact->sa_flags = oact.sa_flags; | |
1077 | old_oact->sa_restorer = oact.sa_restorer; | |
1078 | } | |
31e31b8a FB |
1079 | } |
1080 | break; | |
66fb9763 FB |
1081 | case TARGET_NR_rt_sigaction: |
1082 | ret = get_errno(do_sigaction(arg1, (void *)arg2, (void *)arg3)); | |
1083 | break; | |
31e31b8a | 1084 | case TARGET_NR_sgetmask: |
66fb9763 FB |
1085 | { |
1086 | sigset_t cur_set; | |
1087 | target_ulong target_set; | |
1088 | sigprocmask(0, NULL, &cur_set); | |
1089 | host_to_target_old_sigset(&target_set, &cur_set); | |
1090 | ret = target_set; | |
1091 | } | |
1092 | break; | |
31e31b8a | 1093 | case TARGET_NR_ssetmask: |
66fb9763 FB |
1094 | { |
1095 | sigset_t set, oset, cur_set; | |
1096 | target_ulong target_set = arg1; | |
1097 | sigprocmask(0, NULL, &cur_set); | |
1098 | target_to_host_old_sigset(&set, &target_set); | |
1099 | sigorset(&set, &set, &cur_set); | |
1100 | sigprocmask(SIG_SETMASK, &set, &oset); | |
1101 | host_to_target_old_sigset(&target_set, &oset); | |
1102 | ret = target_set; | |
1103 | } | |
1104 | break; | |
1105 | case TARGET_NR_sigprocmask: | |
1106 | { | |
1107 | int how = arg1; | |
1108 | sigset_t set, oldset, *set_ptr; | |
1109 | target_ulong *pset = (void *)arg2, *poldset = (void *)arg3; | |
1110 | ||
1111 | if (pset) { | |
1112 | switch(how) { | |
1113 | case TARGET_SIG_BLOCK: | |
1114 | how = SIG_BLOCK; | |
1115 | break; | |
1116 | case TARGET_SIG_UNBLOCK: | |
1117 | how = SIG_UNBLOCK; | |
1118 | break; | |
1119 | case TARGET_SIG_SETMASK: | |
1120 | how = SIG_SETMASK; | |
1121 | break; | |
1122 | default: | |
1123 | ret = -EINVAL; | |
1124 | goto fail; | |
1125 | } | |
1126 | target_to_host_old_sigset(&set, pset); | |
1127 | set_ptr = &set; | |
1128 | } else { | |
1129 | how = 0; | |
1130 | set_ptr = NULL; | |
1131 | } | |
1132 | ret = get_errno(sigprocmask(arg1, set_ptr, &oldset)); | |
1133 | if (!is_error(ret) && poldset) { | |
1134 | host_to_target_old_sigset(poldset, &oldset); | |
1135 | } | |
1136 | } | |
1137 | break; | |
1138 | case TARGET_NR_rt_sigprocmask: | |
1139 | { | |
1140 | int how = arg1; | |
1141 | sigset_t set, oldset, *set_ptr; | |
1142 | target_sigset_t *pset = (void *)arg2; | |
1143 | target_sigset_t *poldset = (void *)arg3; | |
1144 | ||
1145 | if (pset) { | |
1146 | switch(how) { | |
1147 | case TARGET_SIG_BLOCK: | |
1148 | how = SIG_BLOCK; | |
1149 | break; | |
1150 | case TARGET_SIG_UNBLOCK: | |
1151 | how = SIG_UNBLOCK; | |
1152 | break; | |
1153 | case TARGET_SIG_SETMASK: | |
1154 | how = SIG_SETMASK; | |
1155 | break; | |
1156 | default: | |
1157 | ret = -EINVAL; | |
1158 | goto fail; | |
1159 | } | |
1160 | target_to_host_sigset(&set, pset); | |
1161 | set_ptr = &set; | |
1162 | } else { | |
1163 | how = 0; | |
1164 | set_ptr = NULL; | |
1165 | } | |
1166 | ret = get_errno(sigprocmask(how, set_ptr, &oldset)); | |
1167 | if (!is_error(ret) && poldset) { | |
1168 | host_to_target_sigset(poldset, &oldset); | |
1169 | } | |
1170 | } | |
1171 | break; | |
1172 | case TARGET_NR_sigpending: | |
1173 | { | |
1174 | sigset_t set; | |
1175 | ret = get_errno(sigpending(&set)); | |
1176 | if (!is_error(ret)) { | |
1177 | host_to_target_old_sigset((target_ulong *)arg1, &set); | |
1178 | } | |
1179 | } | |
1180 | break; | |
1181 | case TARGET_NR_rt_sigpending: | |
1182 | { | |
1183 | sigset_t set; | |
1184 | ret = get_errno(sigpending(&set)); | |
1185 | if (!is_error(ret)) { | |
1186 | host_to_target_sigset((target_sigset_t *)arg1, &set); | |
1187 | } | |
1188 | } | |
1189 | break; | |
1190 | case TARGET_NR_sigsuspend: | |
1191 | { | |
1192 | sigset_t set; | |
1193 | target_to_host_old_sigset(&set, (target_ulong *)arg1); | |
1194 | ret = get_errno(sigsuspend(&set)); | |
1195 | } | |
1196 | break; | |
1197 | case TARGET_NR_rt_sigsuspend: | |
1198 | { | |
1199 | sigset_t set; | |
1200 | target_to_host_sigset(&set, (target_sigset_t *)arg1); | |
1201 | ret = get_errno(sigsuspend(&set)); | |
1202 | } | |
1203 | break; | |
1204 | case TARGET_NR_rt_sigtimedwait: | |
1205 | { | |
1206 | target_sigset_t *target_set = (void *)arg1; | |
1207 | target_siginfo_t *target_uinfo = (void *)arg2; | |
1208 | struct target_timespec *target_uts = (void *)arg3; | |
1209 | sigset_t set; | |
1210 | struct timespec uts, *puts; | |
1211 | siginfo_t uinfo; | |
1212 | ||
1213 | target_to_host_sigset(&set, target_set); | |
1214 | if (target_uts) { | |
1215 | puts = &uts; | |
1216 | puts->tv_sec = tswapl(target_uts->tv_sec); | |
1217 | puts->tv_nsec = tswapl(target_uts->tv_nsec); | |
1218 | } else { | |
1219 | puts = NULL; | |
1220 | } | |
1221 | ret = get_errno(sigtimedwait(&set, &uinfo, puts)); | |
1222 | if (!is_error(ret) && target_uinfo) { | |
1223 | host_to_target_siginfo(target_uinfo, &uinfo); | |
1224 | } | |
1225 | } | |
1226 | break; | |
1227 | case TARGET_NR_rt_sigqueueinfo: | |
1228 | { | |
1229 | siginfo_t uinfo; | |
1230 | target_to_host_siginfo(&uinfo, (target_siginfo_t *)arg3); | |
1231 | ret = get_errno(sys_rt_sigqueueinfo(arg1, arg2, &uinfo)); | |
1232 | } | |
1233 | break; | |
1234 | case TARGET_NR_sigreturn: | |
1235 | /* NOTE: ret is eax, so not transcoding must be done */ | |
1236 | ret = do_sigreturn(cpu_env); | |
1237 | break; | |
1238 | case TARGET_NR_rt_sigreturn: | |
1239 | /* NOTE: ret is eax, so not transcoding must be done */ | |
1240 | ret = do_rt_sigreturn(cpu_env); | |
1241 | break; | |
31e31b8a FB |
1242 | case TARGET_NR_setreuid: |
1243 | ret = get_errno(setreuid(arg1, arg2)); | |
1244 | break; | |
1245 | case TARGET_NR_setregid: | |
1246 | ret = get_errno(setregid(arg1, arg2)); | |
1247 | break; | |
31e31b8a FB |
1248 | case TARGET_NR_sethostname: |
1249 | ret = get_errno(sethostname((const char *)arg1, arg2)); | |
1250 | break; | |
1251 | case TARGET_NR_setrlimit: | |
9de5e440 FB |
1252 | { |
1253 | /* XXX: convert resource ? */ | |
1254 | int resource = arg1; | |
1255 | struct target_rlimit *target_rlim = (void *)arg2; | |
1256 | struct rlimit rlim; | |
1257 | rlim.rlim_cur = tswapl(target_rlim->rlim_cur); | |
1258 | rlim.rlim_max = tswapl(target_rlim->rlim_max); | |
1259 | ret = get_errno(setrlimit(resource, &rlim)); | |
1260 | } | |
1261 | break; | |
31e31b8a | 1262 | case TARGET_NR_getrlimit: |
9de5e440 FB |
1263 | { |
1264 | /* XXX: convert resource ? */ | |
1265 | int resource = arg1; | |
1266 | struct target_rlimit *target_rlim = (void *)arg2; | |
1267 | struct rlimit rlim; | |
1268 | ||
1269 | ret = get_errno(getrlimit(resource, &rlim)); | |
1270 | if (!is_error(ret)) { | |
1271 | target_rlim->rlim_cur = tswapl(rlim.rlim_cur); | |
1272 | target_rlim->rlim_max = tswapl(rlim.rlim_max); | |
1273 | } | |
1274 | } | |
1275 | break; | |
31e31b8a FB |
1276 | case TARGET_NR_getrusage: |
1277 | goto unimplemented; | |
1278 | case TARGET_NR_gettimeofday: | |
1279 | { | |
1280 | struct target_timeval *target_tv = (void *)arg1; | |
1281 | struct timeval tv; | |
1282 | ret = get_errno(gettimeofday(&tv, NULL)); | |
1283 | if (!is_error(ret)) { | |
1284 | target_tv->tv_sec = tswapl(tv.tv_sec); | |
1285 | target_tv->tv_usec = tswapl(tv.tv_usec); | |
1286 | } | |
1287 | } | |
1288 | break; | |
1289 | case TARGET_NR_settimeofday: | |
1290 | { | |
1291 | struct target_timeval *target_tv = (void *)arg1; | |
1292 | struct timeval tv; | |
1293 | tv.tv_sec = tswapl(target_tv->tv_sec); | |
1294 | tv.tv_usec = tswapl(target_tv->tv_usec); | |
1295 | ret = get_errno(settimeofday(&tv, NULL)); | |
1296 | } | |
1297 | break; | |
1298 | case TARGET_NR_getgroups: | |
1299 | goto unimplemented; | |
1300 | case TARGET_NR_setgroups: | |
1301 | goto unimplemented; | |
1302 | case TARGET_NR_select: | |
1303 | goto unimplemented; | |
1304 | case TARGET_NR_symlink: | |
1305 | ret = get_errno(symlink((const char *)arg1, (const char *)arg2)); | |
1306 | break; | |
1307 | case TARGET_NR_oldlstat: | |
1308 | goto unimplemented; | |
1309 | case TARGET_NR_readlink: | |
1310 | ret = get_errno(readlink((const char *)arg1, (char *)arg2, arg3)); | |
1311 | break; | |
1312 | case TARGET_NR_uselib: | |
1313 | goto unimplemented; | |
1314 | case TARGET_NR_swapon: | |
1315 | ret = get_errno(swapon((const char *)arg1, arg2)); | |
1316 | break; | |
1317 | case TARGET_NR_reboot: | |
1318 | goto unimplemented; | |
1319 | case TARGET_NR_readdir: | |
1320 | goto unimplemented; | |
1321 | #ifdef TARGET_I386 | |
1322 | case TARGET_NR_mmap: | |
1323 | { | |
1324 | uint32_t v1, v2, v3, v4, v5, v6, *vptr; | |
1325 | vptr = (uint32_t *)arg1; | |
1326 | v1 = tswap32(vptr[0]); | |
1327 | v2 = tswap32(vptr[1]); | |
1328 | v3 = tswap32(vptr[2]); | |
1329 | v4 = tswap32(vptr[3]); | |
1330 | v5 = tswap32(vptr[4]); | |
1331 | v6 = tswap32(vptr[5]); | |
1332 | ret = get_errno((long)mmap((void *)v1, v2, v3, v4, v5, v6)); | |
1333 | } | |
1334 | break; | |
1335 | #endif | |
1336 | #ifdef TARGET_I386 | |
1337 | case TARGET_NR_mmap2: | |
1338 | #else | |
1339 | case TARGET_NR_mmap: | |
1340 | #endif | |
1341 | ret = get_errno((long)mmap((void *)arg1, arg2, arg3, arg4, arg5, arg6)); | |
1342 | break; | |
1343 | case TARGET_NR_munmap: | |
1344 | ret = get_errno(munmap((void *)arg1, arg2)); | |
1345 | break; | |
9de5e440 FB |
1346 | case TARGET_NR_mprotect: |
1347 | ret = get_errno(mprotect((void *)arg1, arg2, arg3)); | |
1348 | break; | |
1349 | case TARGET_NR_mremap: | |
1350 | ret = get_errno((long)mremap((void *)arg1, arg2, arg3, arg4)); | |
1351 | break; | |
1352 | case TARGET_NR_msync: | |
1353 | ret = get_errno(msync((void *)arg1, arg2, arg3)); | |
1354 | break; | |
1355 | case TARGET_NR_mlock: | |
1356 | ret = get_errno(mlock((void *)arg1, arg2)); | |
1357 | break; | |
1358 | case TARGET_NR_munlock: | |
1359 | ret = get_errno(munlock((void *)arg1, arg2)); | |
1360 | break; | |
1361 | case TARGET_NR_mlockall: | |
1362 | ret = get_errno(mlockall(arg1)); | |
1363 | break; | |
1364 | case TARGET_NR_munlockall: | |
1365 | ret = get_errno(munlockall()); | |
1366 | break; | |
31e31b8a FB |
1367 | case TARGET_NR_truncate: |
1368 | ret = get_errno(truncate((const char *)arg1, arg2)); | |
1369 | break; | |
1370 | case TARGET_NR_ftruncate: | |
1371 | ret = get_errno(ftruncate(arg1, arg2)); | |
1372 | break; | |
1373 | case TARGET_NR_fchmod: | |
1374 | ret = get_errno(fchmod(arg1, arg2)); | |
1375 | break; | |
1376 | case TARGET_NR_fchown: | |
1377 | ret = get_errno(fchown(arg1, arg2, arg3)); | |
1378 | break; | |
1379 | case TARGET_NR_getpriority: | |
1380 | ret = get_errno(getpriority(arg1, arg2)); | |
1381 | break; | |
1382 | case TARGET_NR_setpriority: | |
1383 | ret = get_errno(setpriority(arg1, arg2, arg3)); | |
1384 | break; | |
1385 | case TARGET_NR_profil: | |
1386 | goto unimplemented; | |
1387 | case TARGET_NR_statfs: | |
1388 | stfs = (void *)arg2; | |
1389 | ret = get_errno(sys_statfs((const char *)arg1, stfs)); | |
1390 | convert_statfs: | |
1391 | if (!is_error(ret)) { | |
1392 | tswap32s(&stfs->f_type); | |
1393 | tswap32s(&stfs->f_bsize); | |
1394 | tswap32s(&stfs->f_blocks); | |
1395 | tswap32s(&stfs->f_bfree); | |
1396 | tswap32s(&stfs->f_bavail); | |
1397 | tswap32s(&stfs->f_files); | |
1398 | tswap32s(&stfs->f_ffree); | |
1399 | tswap32s(&stfs->f_fsid.val[0]); | |
1400 | tswap32s(&stfs->f_fsid.val[1]); | |
1401 | tswap32s(&stfs->f_namelen); | |
1402 | } | |
1403 | break; | |
1404 | case TARGET_NR_fstatfs: | |
1405 | stfs = (void *)arg2; | |
1406 | ret = get_errno(sys_fstatfs(arg1, stfs)); | |
1407 | goto convert_statfs; | |
1408 | case TARGET_NR_ioperm: | |
1409 | goto unimplemented; | |
1410 | case TARGET_NR_socketcall: | |
1411 | ret = do_socketcall(arg1, (long *)arg2); | |
1412 | break; | |
1413 | case TARGET_NR_syslog: | |
1414 | goto unimplemented; | |
1415 | case TARGET_NR_setitimer: | |
66fb9763 FB |
1416 | { |
1417 | struct target_itimerval *target_value = (void *)arg2; | |
1418 | struct target_itimerval *target_ovalue = (void *)arg3; | |
1419 | struct itimerval value, ovalue, *pvalue; | |
1420 | ||
1421 | if (target_value) { | |
1422 | pvalue = &value; | |
1423 | target_to_host_timeval(&pvalue->it_interval, | |
1424 | &target_value->it_interval); | |
1425 | target_to_host_timeval(&pvalue->it_value, | |
1426 | &target_value->it_value); | |
1427 | } else { | |
1428 | pvalue = NULL; | |
1429 | } | |
1430 | ret = get_errno(setitimer(arg1, pvalue, &ovalue)); | |
1431 | if (!is_error(ret) && target_ovalue) { | |
1432 | host_to_target_timeval(&target_ovalue->it_interval, | |
1433 | &ovalue.it_interval); | |
1434 | host_to_target_timeval(&target_ovalue->it_value, | |
1435 | &ovalue.it_value); | |
1436 | } | |
1437 | } | |
1438 | break; | |
31e31b8a | 1439 | case TARGET_NR_getitimer: |
66fb9763 FB |
1440 | { |
1441 | struct target_itimerval *target_value = (void *)arg2; | |
1442 | struct itimerval value; | |
1443 | ||
1444 | ret = get_errno(getitimer(arg1, &value)); | |
1445 | if (!is_error(ret) && target_value) { | |
1446 | host_to_target_timeval(&target_value->it_interval, | |
1447 | &value.it_interval); | |
1448 | host_to_target_timeval(&target_value->it_value, | |
1449 | &value.it_value); | |
1450 | } | |
1451 | } | |
1452 | break; | |
31e31b8a FB |
1453 | case TARGET_NR_stat: |
1454 | ret = get_errno(stat((const char *)arg1, &st)); | |
1455 | goto do_stat; | |
1456 | case TARGET_NR_lstat: | |
1457 | ret = get_errno(lstat((const char *)arg1, &st)); | |
1458 | goto do_stat; | |
1459 | case TARGET_NR_fstat: | |
1460 | { | |
1461 | ret = get_errno(fstat(arg1, &st)); | |
1462 | do_stat: | |
1463 | if (!is_error(ret)) { | |
1464 | struct target_stat *target_st = (void *)arg2; | |
1465 | target_st->st_dev = tswap16(st.st_dev); | |
1466 | target_st->st_ino = tswapl(st.st_ino); | |
1467 | target_st->st_mode = tswap16(st.st_mode); | |
1468 | target_st->st_nlink = tswap16(st.st_nlink); | |
1469 | target_st->st_uid = tswap16(st.st_uid); | |
1470 | target_st->st_gid = tswap16(st.st_gid); | |
1471 | target_st->st_rdev = tswap16(st.st_rdev); | |
1472 | target_st->st_size = tswapl(st.st_size); | |
1473 | target_st->st_blksize = tswapl(st.st_blksize); | |
1474 | target_st->st_blocks = tswapl(st.st_blocks); | |
1475 | target_st->st_atime = tswapl(st.st_atime); | |
1476 | target_st->st_mtime = tswapl(st.st_mtime); | |
1477 | target_st->st_ctime = tswapl(st.st_ctime); | |
1478 | } | |
1479 | } | |
1480 | break; | |
1481 | case TARGET_NR_olduname: | |
1482 | goto unimplemented; | |
1483 | case TARGET_NR_iopl: | |
1484 | goto unimplemented; | |
1485 | case TARGET_NR_vhangup: | |
1486 | ret = get_errno(vhangup()); | |
1487 | break; | |
1488 | case TARGET_NR_idle: | |
1489 | goto unimplemented; | |
1490 | case TARGET_NR_vm86old: | |
1491 | goto unimplemented; | |
1492 | case TARGET_NR_wait4: | |
1493 | { | |
1494 | int status; | |
1495 | target_long *status_ptr = (void *)arg2; | |
1496 | struct rusage rusage, *rusage_ptr; | |
1497 | struct target_rusage *target_rusage = (void *)arg4; | |
1498 | if (target_rusage) | |
1499 | rusage_ptr = &rusage; | |
1500 | else | |
1501 | rusage_ptr = NULL; | |
1502 | ret = get_errno(wait4(arg1, &status, arg3, rusage_ptr)); | |
1503 | if (!is_error(ret)) { | |
1504 | if (status_ptr) | |
1505 | *status_ptr = tswap32(status); | |
1506 | if (target_rusage) { | |
1507 | target_rusage->ru_utime.tv_sec = tswapl(rusage.ru_utime.tv_sec); | |
1508 | target_rusage->ru_utime.tv_usec = tswapl(rusage.ru_utime.tv_usec); | |
1509 | target_rusage->ru_stime.tv_sec = tswapl(rusage.ru_stime.tv_sec); | |
1510 | target_rusage->ru_stime.tv_usec = tswapl(rusage.ru_stime.tv_usec); | |
1511 | target_rusage->ru_maxrss = tswapl(rusage.ru_maxrss); | |
1512 | target_rusage->ru_ixrss = tswapl(rusage.ru_ixrss); | |
1513 | target_rusage->ru_idrss = tswapl(rusage.ru_idrss); | |
1514 | target_rusage->ru_isrss = tswapl(rusage.ru_isrss); | |
1515 | target_rusage->ru_minflt = tswapl(rusage.ru_minflt); | |
1516 | target_rusage->ru_majflt = tswapl(rusage.ru_majflt); | |
1517 | target_rusage->ru_nswap = tswapl(rusage.ru_nswap); | |
1518 | target_rusage->ru_inblock = tswapl(rusage.ru_inblock); | |
1519 | target_rusage->ru_oublock = tswapl(rusage.ru_oublock); | |
1520 | target_rusage->ru_msgsnd = tswapl(rusage.ru_msgsnd); | |
1521 | target_rusage->ru_msgrcv = tswapl(rusage.ru_msgrcv); | |
1522 | target_rusage->ru_nsignals = tswapl(rusage.ru_nsignals); | |
1523 | target_rusage->ru_nvcsw = tswapl(rusage.ru_nvcsw); | |
1524 | target_rusage->ru_nivcsw = tswapl(rusage.ru_nivcsw); | |
1525 | } | |
1526 | } | |
1527 | } | |
1528 | break; | |
1529 | case TARGET_NR_swapoff: | |
1530 | ret = get_errno(swapoff((const char *)arg1)); | |
1531 | break; | |
1532 | case TARGET_NR_sysinfo: | |
1533 | goto unimplemented; | |
1534 | case TARGET_NR_ipc: | |
1535 | goto unimplemented; | |
1536 | case TARGET_NR_fsync: | |
1537 | ret = get_errno(fsync(arg1)); | |
1538 | break; | |
31e31b8a | 1539 | case TARGET_NR_clone: |
1b6b029e FB |
1540 | ret = get_errno(do_fork(cpu_env, arg1, arg2)); |
1541 | break; | |
31e31b8a FB |
1542 | case TARGET_NR_setdomainname: |
1543 | ret = get_errno(setdomainname((const char *)arg1, arg2)); | |
1544 | break; | |
1545 | case TARGET_NR_uname: | |
1546 | /* no need to transcode because we use the linux syscall */ | |
1547 | ret = get_errno(sys_uname((struct new_utsname *)arg1)); | |
1548 | break; | |
6dbad63e | 1549 | #ifdef TARGET_I386 |
31e31b8a | 1550 | case TARGET_NR_modify_ldt: |
6dbad63e FB |
1551 | ret = get_errno(gemu_modify_ldt(cpu_env, arg1, (void *)arg2, arg3)); |
1552 | break; | |
1553 | #endif | |
31e31b8a FB |
1554 | case TARGET_NR_adjtimex: |
1555 | goto unimplemented; | |
31e31b8a FB |
1556 | case TARGET_NR_create_module: |
1557 | case TARGET_NR_init_module: | |
1558 | case TARGET_NR_delete_module: | |
1559 | case TARGET_NR_get_kernel_syms: | |
1560 | goto unimplemented; | |
1561 | case TARGET_NR_quotactl: | |
1562 | goto unimplemented; | |
1563 | case TARGET_NR_getpgid: | |
1564 | ret = get_errno(getpgid(arg1)); | |
1565 | break; | |
1566 | case TARGET_NR_fchdir: | |
1567 | ret = get_errno(fchdir(arg1)); | |
1568 | break; | |
1569 | case TARGET_NR_bdflush: | |
1570 | goto unimplemented; | |
1571 | case TARGET_NR_sysfs: | |
1572 | goto unimplemented; | |
1573 | case TARGET_NR_personality: | |
1b6b029e | 1574 | ret = get_errno(personality(arg1)); |
31e31b8a FB |
1575 | break; |
1576 | case TARGET_NR_afs_syscall: | |
1577 | goto unimplemented; | |
1578 | case TARGET_NR_setfsuid: | |
9de5e440 FB |
1579 | ret = get_errno(setfsuid(arg1)); |
1580 | break; | |
31e31b8a | 1581 | case TARGET_NR_setfsgid: |
9de5e440 FB |
1582 | ret = get_errno(setfsgid(arg1)); |
1583 | break; | |
31e31b8a FB |
1584 | case TARGET_NR__llseek: |
1585 | { | |
1586 | int64_t res; | |
1587 | ret = get_errno(_llseek(arg1, arg2, arg3, &res, arg5)); | |
1588 | *(int64_t *)arg4 = tswap64(res); | |
1589 | } | |
1590 | break; | |
1591 | case TARGET_NR_getdents: | |
1592 | #if TARGET_LONG_SIZE != 4 | |
1593 | #error not supported | |
1594 | #endif | |
1595 | { | |
1596 | struct dirent *dirp = (void *)arg2; | |
1597 | long count = arg3; | |
dab2ed99 | 1598 | |
72f03900 | 1599 | ret = get_errno(sys_getdents(arg1, dirp, count)); |
31e31b8a FB |
1600 | if (!is_error(ret)) { |
1601 | struct dirent *de; | |
1602 | int len = ret; | |
1603 | int reclen; | |
1604 | de = dirp; | |
1605 | while (len > 0) { | |
1606 | reclen = tswap16(de->d_reclen); | |
1607 | if (reclen > len) | |
1608 | break; | |
1609 | de->d_reclen = reclen; | |
1610 | tswapls(&de->d_ino); | |
1611 | tswapls(&de->d_off); | |
1612 | de = (struct dirent *)((char *)de + reclen); | |
1613 | len -= reclen; | |
1614 | } | |
1615 | } | |
1616 | } | |
1617 | break; | |
dab2ed99 FB |
1618 | case TARGET_NR_getdents64: |
1619 | { | |
1620 | struct dirent64 *dirp = (void *)arg2; | |
1621 | long count = arg3; | |
1622 | ret = get_errno(sys_getdents64(arg1, dirp, count)); | |
1623 | if (!is_error(ret)) { | |
1624 | struct dirent64 *de; | |
1625 | int len = ret; | |
1626 | int reclen; | |
1627 | de = dirp; | |
1628 | while (len > 0) { | |
1629 | reclen = tswap16(de->d_reclen); | |
1630 | if (reclen > len) | |
1631 | break; | |
1632 | de->d_reclen = reclen; | |
1633 | tswap64s(&de->d_ino); | |
1634 | tswap64s(&de->d_off); | |
1635 | de = (struct dirent64 *)((char *)de + reclen); | |
1636 | len -= reclen; | |
1637 | } | |
1638 | } | |
1639 | } | |
1640 | break; | |
31e31b8a FB |
1641 | case TARGET_NR__newselect: |
1642 | ret = do_select(arg1, (void *)arg2, (void *)arg3, (void *)arg4, | |
1643 | (void *)arg5); | |
1644 | break; | |
9de5e440 FB |
1645 | case TARGET_NR_poll: |
1646 | { | |
1647 | struct target_pollfd *target_pfd = (void *)arg1; | |
1648 | unsigned int nfds = arg2; | |
1649 | int timeout = arg3; | |
1650 | struct pollfd *pfd; | |
1651 | int i; | |
1652 | ||
1653 | pfd = alloca(sizeof(struct pollfd) * nfds); | |
1654 | for(i = 0; i < nfds; i++) { | |
1655 | pfd->fd = tswap32(target_pfd->fd); | |
1656 | pfd->events = tswap16(target_pfd->events); | |
1657 | } | |
1658 | ret = get_errno(poll(pfd, nfds, timeout)); | |
1659 | if (!is_error(ret)) { | |
1660 | for(i = 0; i < nfds; i++) { | |
1661 | target_pfd->revents = tswap16(pfd->revents); | |
1662 | } | |
1663 | } | |
1664 | } | |
1665 | break; | |
31e31b8a | 1666 | case TARGET_NR_flock: |
9de5e440 FB |
1667 | /* NOTE: the flock constant seems to be the same for every |
1668 | Linux platform */ | |
1669 | ret = get_errno(flock(arg1, arg2)); | |
31e31b8a FB |
1670 | break; |
1671 | case TARGET_NR_readv: | |
1672 | { | |
1673 | int count = arg3; | |
1674 | int i; | |
1675 | struct iovec *vec; | |
1676 | struct target_iovec *target_vec = (void *)arg2; | |
1677 | ||
1678 | vec = alloca(count * sizeof(struct iovec)); | |
1679 | for(i = 0;i < count; i++) { | |
1680 | vec[i].iov_base = (void *)tswapl(target_vec[i].iov_base); | |
1681 | vec[i].iov_len = tswapl(target_vec[i].iov_len); | |
1682 | } | |
1683 | ret = get_errno(readv(arg1, vec, count)); | |
1684 | } | |
1685 | break; | |
1686 | case TARGET_NR_writev: | |
1687 | { | |
1688 | int count = arg3; | |
1689 | int i; | |
1690 | struct iovec *vec; | |
1691 | struct target_iovec *target_vec = (void *)arg2; | |
1692 | ||
1693 | vec = alloca(count * sizeof(struct iovec)); | |
1694 | for(i = 0;i < count; i++) { | |
1695 | vec[i].iov_base = (void *)tswapl(target_vec[i].iov_base); | |
1696 | vec[i].iov_len = tswapl(target_vec[i].iov_len); | |
1697 | } | |
1698 | ret = get_errno(writev(arg1, vec, count)); | |
1699 | } | |
1700 | break; | |
1701 | case TARGET_NR_getsid: | |
1702 | ret = get_errno(getsid(arg1)); | |
1703 | break; | |
1704 | case TARGET_NR_fdatasync: | |
1705 | goto unimplemented; | |
1706 | case TARGET_NR__sysctl: | |
1707 | goto unimplemented; | |
31e31b8a FB |
1708 | case TARGET_NR_sched_setparam: |
1709 | goto unimplemented; | |
1710 | case TARGET_NR_sched_getparam: | |
1711 | goto unimplemented; | |
1712 | case TARGET_NR_sched_setscheduler: | |
1713 | goto unimplemented; | |
1714 | case TARGET_NR_sched_getscheduler: | |
1715 | goto unimplemented; | |
1716 | case TARGET_NR_sched_yield: | |
1717 | ret = get_errno(sched_yield()); | |
1718 | break; | |
1719 | case TARGET_NR_sched_get_priority_max: | |
1720 | case TARGET_NR_sched_get_priority_min: | |
1721 | case TARGET_NR_sched_rr_get_interval: | |
1b6b029e FB |
1722 | goto unimplemented; |
1723 | ||
31e31b8a | 1724 | case TARGET_NR_nanosleep: |
1b6b029e FB |
1725 | { |
1726 | struct target_timespec *target_req = (void *)arg1; | |
1727 | struct target_timespec *target_rem = (void *)arg2; | |
1728 | struct timespec req, rem; | |
1729 | req.tv_sec = tswapl(target_req->tv_sec); | |
1730 | req.tv_nsec = tswapl(target_req->tv_nsec); | |
1731 | ret = get_errno(nanosleep(&req, &rem)); | |
1732 | if (target_rem) { | |
1733 | target_rem->tv_sec = tswapl(rem.tv_sec); | |
1734 | target_rem->tv_nsec = tswapl(rem.tv_nsec); | |
1735 | } | |
1736 | } | |
1737 | break; | |
31e31b8a | 1738 | case TARGET_NR_setresuid: |
b03c60f3 FB |
1739 | ret = get_errno(setresuid(low2highuid(arg1), |
1740 | low2highuid(arg2), | |
1741 | low2highuid(arg3))); | |
1742 | break; | |
31e31b8a | 1743 | case TARGET_NR_getresuid: |
b03c60f3 FB |
1744 | { |
1745 | int ruid, euid, suid; | |
1746 | ret = get_errno(getresuid(&ruid, &euid, &suid)); | |
1747 | if (!is_error(ret)) { | |
1748 | *(uint16_t *)arg1 = tswap16(high2lowuid(ruid)); | |
1749 | *(uint16_t *)arg2 = tswap16(high2lowuid(euid)); | |
1750 | *(uint16_t *)arg3 = tswap16(high2lowuid(suid)); | |
1751 | } | |
1752 | } | |
1753 | break; | |
1754 | case TARGET_NR_setresgid: | |
1755 | ret = get_errno(setresgid(low2highgid(arg1), | |
1756 | low2highgid(arg2), | |
1757 | low2highgid(arg3))); | |
1758 | break; | |
1759 | case TARGET_NR_getresgid: | |
1760 | { | |
1761 | int rgid, egid, sgid; | |
1762 | ret = get_errno(getresgid(&rgid, &egid, &sgid)); | |
1763 | if (!is_error(ret)) { | |
1764 | *(uint16_t *)arg1 = high2lowgid(tswap16(rgid)); | |
1765 | *(uint16_t *)arg2 = high2lowgid(tswap16(egid)); | |
1766 | *(uint16_t *)arg3 = high2lowgid(tswap16(sgid)); | |
1767 | } | |
1768 | } | |
1769 | break; | |
31e31b8a FB |
1770 | case TARGET_NR_vm86: |
1771 | case TARGET_NR_query_module: | |
31e31b8a | 1772 | case TARGET_NR_nfsservctl: |
31e31b8a | 1773 | case TARGET_NR_prctl: |
31e31b8a FB |
1774 | case TARGET_NR_pread: |
1775 | case TARGET_NR_pwrite: | |
1776 | goto unimplemented; | |
1777 | case TARGET_NR_chown: | |
1778 | ret = get_errno(chown((const char *)arg1, arg2, arg3)); | |
1779 | break; | |
1780 | case TARGET_NR_getcwd: | |
72f03900 | 1781 | ret = get_errno(sys_getcwd1((char *)arg1, arg2)); |
31e31b8a FB |
1782 | break; |
1783 | case TARGET_NR_capget: | |
1784 | case TARGET_NR_capset: | |
1785 | case TARGET_NR_sigaltstack: | |
1786 | case TARGET_NR_sendfile: | |
1787 | case TARGET_NR_getpmsg: | |
1788 | case TARGET_NR_putpmsg: | |
1789 | case TARGET_NR_vfork: | |
1b6b029e | 1790 | ret = get_errno(do_fork(cpu_env, CLONE_VFORK | CLONE_VM | SIGCHLD, 0)); |
31e31b8a FB |
1791 | break; |
1792 | case TARGET_NR_ugetrlimit: | |
1793 | case TARGET_NR_truncate64: | |
1794 | case TARGET_NR_ftruncate64: | |
60cd49d5 | 1795 | goto unimplemented; |
31e31b8a | 1796 | case TARGET_NR_stat64: |
60cd49d5 FB |
1797 | ret = get_errno(stat((const char *)arg1, &st)); |
1798 | goto do_stat64; | |
31e31b8a | 1799 | case TARGET_NR_lstat64: |
60cd49d5 FB |
1800 | ret = get_errno(lstat((const char *)arg1, &st)); |
1801 | goto do_stat64; | |
31e31b8a | 1802 | case TARGET_NR_fstat64: |
60cd49d5 FB |
1803 | { |
1804 | ret = get_errno(fstat(arg1, &st)); | |
1805 | do_stat64: | |
1806 | if (!is_error(ret)) { | |
1807 | struct target_stat64 *target_st = (void *)arg2; | |
1808 | target_st->st_dev = tswap16(st.st_dev); | |
1809 | target_st->st_ino = tswapl(st.st_ino); | |
1810 | target_st->st_mode = tswap16(st.st_mode); | |
1811 | target_st->st_nlink = tswap16(st.st_nlink); | |
1812 | target_st->st_uid = tswap16(st.st_uid); | |
1813 | target_st->st_gid = tswap16(st.st_gid); | |
1814 | target_st->st_rdev = tswap16(st.st_rdev); | |
1815 | /* XXX: better use of kernel struct */ | |
1816 | target_st->st_size = tswapl(st.st_size); | |
1817 | target_st->st_blksize = tswapl(st.st_blksize); | |
1818 | target_st->st_blocks = tswapl(st.st_blocks); | |
1819 | target_st->st_atime = tswapl(st.st_atime); | |
1820 | target_st->st_mtime = tswapl(st.st_mtime); | |
1821 | target_st->st_ctime = tswapl(st.st_ctime); | |
1822 | } | |
1823 | } | |
1824 | break; | |
1825 | ||
31e31b8a | 1826 | case TARGET_NR_lchown32: |
b03c60f3 FB |
1827 | ret = get_errno(lchown((const char *)arg1, arg2, arg3)); |
1828 | break; | |
31e31b8a | 1829 | case TARGET_NR_getuid32: |
b03c60f3 FB |
1830 | ret = get_errno(getuid()); |
1831 | break; | |
31e31b8a | 1832 | case TARGET_NR_getgid32: |
b03c60f3 FB |
1833 | ret = get_errno(getgid()); |
1834 | break; | |
31e31b8a | 1835 | case TARGET_NR_geteuid32: |
b03c60f3 FB |
1836 | ret = get_errno(geteuid()); |
1837 | break; | |
31e31b8a | 1838 | case TARGET_NR_getegid32: |
b03c60f3 FB |
1839 | ret = get_errno(getegid()); |
1840 | break; | |
31e31b8a | 1841 | case TARGET_NR_setreuid32: |
b03c60f3 FB |
1842 | ret = get_errno(setreuid(arg1, arg2)); |
1843 | break; | |
31e31b8a | 1844 | case TARGET_NR_setregid32: |
b03c60f3 FB |
1845 | ret = get_errno(setregid(arg1, arg2)); |
1846 | break; | |
31e31b8a | 1847 | case TARGET_NR_getgroups32: |
b03c60f3 | 1848 | goto unimplemented; |
31e31b8a | 1849 | case TARGET_NR_setgroups32: |
b03c60f3 | 1850 | goto unimplemented; |
31e31b8a | 1851 | case TARGET_NR_fchown32: |
b03c60f3 FB |
1852 | ret = get_errno(fchown(arg1, arg2, arg3)); |
1853 | break; | |
31e31b8a | 1854 | case TARGET_NR_setresuid32: |
b03c60f3 FB |
1855 | ret = get_errno(setresuid(arg1, arg2, arg3)); |
1856 | break; | |
31e31b8a | 1857 | case TARGET_NR_getresuid32: |
b03c60f3 FB |
1858 | { |
1859 | int ruid, euid, suid; | |
1860 | ret = get_errno(getresuid(&ruid, &euid, &suid)); | |
1861 | if (!is_error(ret)) { | |
1862 | *(uint32_t *)arg1 = tswap32(ruid); | |
1863 | *(uint32_t *)arg2 = tswap32(euid); | |
1864 | *(uint32_t *)arg3 = tswap32(suid); | |
1865 | } | |
1866 | } | |
1867 | break; | |
31e31b8a | 1868 | case TARGET_NR_setresgid32: |
b03c60f3 FB |
1869 | ret = get_errno(setresgid(arg1, arg2, arg3)); |
1870 | break; | |
31e31b8a | 1871 | case TARGET_NR_getresgid32: |
b03c60f3 FB |
1872 | { |
1873 | int rgid, egid, sgid; | |
1874 | ret = get_errno(getresgid(&rgid, &egid, &sgid)); | |
1875 | if (!is_error(ret)) { | |
1876 | *(uint32_t *)arg1 = tswap32(rgid); | |
1877 | *(uint32_t *)arg2 = tswap32(egid); | |
1878 | *(uint32_t *)arg3 = tswap32(sgid); | |
1879 | } | |
1880 | } | |
1881 | break; | |
31e31b8a | 1882 | case TARGET_NR_chown32: |
b03c60f3 FB |
1883 | ret = get_errno(chown((const char *)arg1, arg2, arg3)); |
1884 | break; | |
31e31b8a | 1885 | case TARGET_NR_setuid32: |
b03c60f3 FB |
1886 | ret = get_errno(setuid(arg1)); |
1887 | break; | |
31e31b8a | 1888 | case TARGET_NR_setgid32: |
b03c60f3 FB |
1889 | ret = get_errno(setgid(arg1)); |
1890 | break; | |
31e31b8a | 1891 | case TARGET_NR_setfsuid32: |
b03c60f3 FB |
1892 | ret = get_errno(setfsuid(arg1)); |
1893 | break; | |
31e31b8a | 1894 | case TARGET_NR_setfsgid32: |
b03c60f3 FB |
1895 | ret = get_errno(setfsgid(arg1)); |
1896 | break; | |
31e31b8a | 1897 | case TARGET_NR_pivot_root: |
b03c60f3 | 1898 | goto unimplemented; |
31e31b8a | 1899 | case TARGET_NR_mincore: |
b03c60f3 | 1900 | goto unimplemented; |
31e31b8a | 1901 | case TARGET_NR_madvise: |
60cd49d5 FB |
1902 | goto unimplemented; |
1903 | #if TARGET_LONG_BITS == 32 | |
31e31b8a | 1904 | case TARGET_NR_fcntl64: |
60cd49d5 FB |
1905 | switch(arg2) { |
1906 | case F_GETLK64: | |
1907 | case F_SETLK64: | |
1908 | case F_SETLKW64: | |
1909 | goto unimplemented; | |
1910 | default: | |
1911 | ret = get_errno(fcntl(arg1, arg2, arg3)); | |
1912 | break; | |
1913 | } | |
1914 | break; | |
1915 | #endif | |
31e31b8a FB |
1916 | case TARGET_NR_security: |
1917 | goto unimplemented; | |
1918 | case TARGET_NR_gettid: | |
1919 | ret = get_errno(gettid()); | |
1920 | break; | |
1921 | case TARGET_NR_readahead: | |
1922 | case TARGET_NR_setxattr: | |
1923 | case TARGET_NR_lsetxattr: | |
1924 | case TARGET_NR_fsetxattr: | |
1925 | case TARGET_NR_getxattr: | |
1926 | case TARGET_NR_lgetxattr: | |
1927 | case TARGET_NR_fgetxattr: | |
1928 | case TARGET_NR_listxattr: | |
1929 | case TARGET_NR_llistxattr: | |
1930 | case TARGET_NR_flistxattr: | |
1931 | case TARGET_NR_removexattr: | |
1932 | case TARGET_NR_lremovexattr: | |
1933 | case TARGET_NR_fremovexattr: | |
1934 | goto unimplemented; | |
1935 | default: | |
1936 | unimplemented: | |
9de5e440 | 1937 | gemu_log("gemu: Unsupported syscall: %d\n", num); |
31e31b8a FB |
1938 | ret = -ENOSYS; |
1939 | break; | |
1940 | } | |
1941 | fail: | |
1942 | return ret; | |
1943 | } | |
1944 |