root / linux-user / syscall.c @ b67d5959
History | View | Annotate | Download (85.4 kB)
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> |
23 |
#include <string.h> |
24 |
#include <elf.h> |
25 |
#include <endian.h> |
26 |
#include <errno.h> |
27 |
#include <unistd.h> |
28 |
#include <fcntl.h> |
29 |
#include <time.h> |
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> |
42 |
#include <sys/poll.h> |
43 |
#include <sys/times.h> |
44 |
//#include <sys/user.h>
|
45 |
#include <netinet/tcp.h> |
46 |
|
47 |
#define termios host_termios
|
48 |
#define winsize host_winsize
|
49 |
#define termio host_termio
|
50 |
#define sgttyb host_sgttyb /* same as target */ |
51 |
#define tchars host_tchars /* same as target */ |
52 |
#define ltchars host_ltchars /* same as target */ |
53 |
|
54 |
#include <linux/termios.h> |
55 |
#include <linux/unistd.h> |
56 |
#include <linux/utsname.h> |
57 |
#include <linux/cdrom.h> |
58 |
#include <linux/hdreg.h> |
59 |
#include <linux/soundcard.h> |
60 |
#include <linux/dirent.h> |
61 |
#include <linux/kd.h> |
62 |
|
63 |
#include "qemu.h" |
64 |
|
65 |
//#define DEBUG
|
66 |
|
67 |
//#include <linux/msdos_fs.h>
|
68 |
#define VFAT_IOCTL_READDIR_BOTH _IOR('r', 1, struct dirent [2]) |
69 |
#define VFAT_IOCTL_READDIR_SHORT _IOR('r', 2, struct dirent [2]) |
70 |
|
71 |
|
72 |
#if defined(__powerpc__)
|
73 |
#undef __syscall_nr
|
74 |
#undef __sc_loadargs_0
|
75 |
#undef __sc_loadargs_1
|
76 |
#undef __sc_loadargs_2
|
77 |
#undef __sc_loadargs_3
|
78 |
#undef __sc_loadargs_4
|
79 |
#undef __sc_loadargs_5
|
80 |
#undef __sc_asm_input_0
|
81 |
#undef __sc_asm_input_1
|
82 |
#undef __sc_asm_input_2
|
83 |
#undef __sc_asm_input_3
|
84 |
#undef __sc_asm_input_4
|
85 |
#undef __sc_asm_input_5
|
86 |
#undef _syscall0
|
87 |
#undef _syscall1
|
88 |
#undef _syscall2
|
89 |
#undef _syscall3
|
90 |
#undef _syscall4
|
91 |
#undef _syscall5
|
92 |
|
93 |
/* need to redefine syscalls as Linux kernel defines are incorrect for
|
94 |
the clobber list */
|
95 |
/* On powerpc a system call basically clobbers the same registers like a
|
96 |
* function call, with the exception of LR (which is needed for the
|
97 |
* "sc; bnslr" sequence) and CR (where only CR0.SO is clobbered to signal
|
98 |
* an error return status).
|
99 |
*/
|
100 |
|
101 |
#define __syscall_nr(nr, type, name, args...) \
|
102 |
unsigned long __sc_ret, __sc_err; \ |
103 |
{ \ |
104 |
register unsigned long __sc_0 __asm__ ("r0"); \ |
105 |
register unsigned long __sc_3 __asm__ ("r3"); \ |
106 |
register unsigned long __sc_4 __asm__ ("r4"); \ |
107 |
register unsigned long __sc_5 __asm__ ("r5"); \ |
108 |
register unsigned long __sc_6 __asm__ ("r6"); \ |
109 |
register unsigned long __sc_7 __asm__ ("r7"); \ |
110 |
\ |
111 |
__sc_loadargs_##nr(name, args); \ |
112 |
__asm__ __volatile__ \ |
113 |
("sc \n\t" \
|
114 |
"mfcr %0 " \
|
115 |
: "=&r" (__sc_0), \
|
116 |
"=&r" (__sc_3), "=&r" (__sc_4), \ |
117 |
"=&r" (__sc_5), "=&r" (__sc_6), \ |
118 |
"=&r" (__sc_7) \
|
119 |
: __sc_asm_input_##nr \ |
120 |
: "cr0", "ctr", "memory", \ |
121 |
"r8", "r9", "r10","r11", "r12"); \ |
122 |
__sc_ret = __sc_3; \ |
123 |
__sc_err = __sc_0; \ |
124 |
} \ |
125 |
if (__sc_err & 0x10000000) \ |
126 |
{ \ |
127 |
errno = __sc_ret; \ |
128 |
__sc_ret = -1; \
|
129 |
} \ |
130 |
return (type) __sc_ret
|
131 |
|
132 |
#define __sc_loadargs_0(name, dummy...) \
|
133 |
__sc_0 = __NR_##name |
134 |
#define __sc_loadargs_1(name, arg1) \
|
135 |
__sc_loadargs_0(name); \ |
136 |
__sc_3 = (unsigned long) (arg1) |
137 |
#define __sc_loadargs_2(name, arg1, arg2) \
|
138 |
__sc_loadargs_1(name, arg1); \ |
139 |
__sc_4 = (unsigned long) (arg2) |
140 |
#define __sc_loadargs_3(name, arg1, arg2, arg3) \
|
141 |
__sc_loadargs_2(name, arg1, arg2); \ |
142 |
__sc_5 = (unsigned long) (arg3) |
143 |
#define __sc_loadargs_4(name, arg1, arg2, arg3, arg4) \
|
144 |
__sc_loadargs_3(name, arg1, arg2, arg3); \ |
145 |
__sc_6 = (unsigned long) (arg4) |
146 |
#define __sc_loadargs_5(name, arg1, arg2, arg3, arg4, arg5) \
|
147 |
__sc_loadargs_4(name, arg1, arg2, arg3, arg4); \ |
148 |
__sc_7 = (unsigned long) (arg5) |
149 |
|
150 |
#define __sc_asm_input_0 "0" (__sc_0) |
151 |
#define __sc_asm_input_1 __sc_asm_input_0, "1" (__sc_3) |
152 |
#define __sc_asm_input_2 __sc_asm_input_1, "2" (__sc_4) |
153 |
#define __sc_asm_input_3 __sc_asm_input_2, "3" (__sc_5) |
154 |
#define __sc_asm_input_4 __sc_asm_input_3, "4" (__sc_6) |
155 |
#define __sc_asm_input_5 __sc_asm_input_4, "5" (__sc_7) |
156 |
|
157 |
#define _syscall0(type,name) \
|
158 |
type name(void) \
|
159 |
{ \ |
160 |
__syscall_nr(0, type, name); \
|
161 |
} |
162 |
|
163 |
#define _syscall1(type,name,type1,arg1) \
|
164 |
type name(type1 arg1) \ |
165 |
{ \ |
166 |
__syscall_nr(1, type, name, arg1); \
|
167 |
} |
168 |
|
169 |
#define _syscall2(type,name,type1,arg1,type2,arg2) \
|
170 |
type name(type1 arg1, type2 arg2) \ |
171 |
{ \ |
172 |
__syscall_nr(2, type, name, arg1, arg2); \
|
173 |
} |
174 |
|
175 |
#define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3) \
|
176 |
type name(type1 arg1, type2 arg2, type3 arg3) \ |
177 |
{ \ |
178 |
__syscall_nr(3, type, name, arg1, arg2, arg3); \
|
179 |
} |
180 |
|
181 |
#define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4) \
|
182 |
type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4) \ |
183 |
{ \ |
184 |
__syscall_nr(4, type, name, arg1, arg2, arg3, arg4); \
|
185 |
} |
186 |
|
187 |
#define _syscall5(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4,type5,arg5) \
|
188 |
type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4, type5 arg5) \ |
189 |
{ \ |
190 |
__syscall_nr(5, type, name, arg1, arg2, arg3, arg4, arg5); \
|
191 |
} |
192 |
#endif
|
193 |
|
194 |
#define __NR_sys_uname __NR_uname
|
195 |
#define __NR_sys_getcwd1 __NR_getcwd
|
196 |
#define __NR_sys_statfs __NR_statfs
|
197 |
#define __NR_sys_fstatfs __NR_fstatfs
|
198 |
#define __NR_sys_getdents __NR_getdents
|
199 |
#define __NR_sys_getdents64 __NR_getdents64
|
200 |
#define __NR_sys_rt_sigqueueinfo __NR_rt_sigqueueinfo
|
201 |
|
202 |
#if defined(__alpha__) || defined (__ia64__)
|
203 |
#define __NR__llseek __NR_lseek
|
204 |
#endif
|
205 |
|
206 |
#ifdef __NR_gettid
|
207 |
_syscall0(int, gettid)
|
208 |
#else
|
209 |
static int gettid(void) { |
210 |
return -ENOSYS;
|
211 |
} |
212 |
#endif
|
213 |
_syscall1(int,sys_uname,struct new_utsname *,buf) |
214 |
_syscall2(int,sys_getcwd1,char *,buf,size_t,size) |
215 |
_syscall3(int, sys_getdents, uint, fd, struct dirent *, dirp, uint, count); |
216 |
_syscall3(int, sys_getdents64, uint, fd, struct dirent64 *, dirp, uint, count); |
217 |
_syscall5(int, _llseek, uint, fd, ulong, hi, ulong, lo,
|
218 |
loff_t *, res, uint, wh); |
219 |
_syscall2(int,sys_statfs,const char *,path,struct kernel_statfs *,buf) |
220 |
_syscall2(int,sys_fstatfs,int,fd,struct kernel_statfs *,buf) |
221 |
_syscall3(int,sys_rt_sigqueueinfo,int,pid,int,sig,siginfo_t *,uinfo) |
222 |
#ifdef __NR_exit_group
|
223 |
_syscall1(int,exit_group,int,error_code) |
224 |
#endif
|
225 |
|
226 |
extern int personality(int); |
227 |
extern int flock(int, int); |
228 |
extern int setfsuid(int); |
229 |
extern int setfsgid(int); |
230 |
extern int setresuid(uid_t, uid_t, uid_t); |
231 |
extern int getresuid(uid_t *, uid_t *, uid_t *); |
232 |
extern int setresgid(gid_t, gid_t, gid_t); |
233 |
extern int getresgid(gid_t *, gid_t *, gid_t *); |
234 |
extern int setgroups(int, gid_t *); |
235 |
|
236 |
static inline long get_errno(long ret) |
237 |
{ |
238 |
if (ret == -1) |
239 |
return -errno;
|
240 |
else
|
241 |
return ret;
|
242 |
} |
243 |
|
244 |
static inline int is_error(long ret) |
245 |
{ |
246 |
return (unsigned long)ret >= (unsigned long)(-4096); |
247 |
} |
248 |
|
249 |
static char *target_brk; |
250 |
static char *target_original_brk; |
251 |
|
252 |
void target_set_brk(char *new_brk) |
253 |
{ |
254 |
target_brk = new_brk; |
255 |
target_original_brk = new_brk; |
256 |
} |
257 |
|
258 |
static long do_brk(char *new_brk) |
259 |
{ |
260 |
char *brk_page;
|
261 |
long mapped_addr;
|
262 |
int new_alloc_size;
|
263 |
|
264 |
if (!new_brk)
|
265 |
return (long)target_brk; |
266 |
if (new_brk < target_original_brk)
|
267 |
return -ENOMEM;
|
268 |
|
269 |
brk_page = (char *)HOST_PAGE_ALIGN((unsigned long)target_brk); |
270 |
|
271 |
/* If the new brk is less than this, set it and we're done... */
|
272 |
if (new_brk < brk_page) {
|
273 |
target_brk = new_brk; |
274 |
return (long)target_brk; |
275 |
} |
276 |
|
277 |
/* We need to allocate more memory after the brk... */
|
278 |
new_alloc_size = HOST_PAGE_ALIGN(new_brk - brk_page + 1);
|
279 |
mapped_addr = get_errno(target_mmap((unsigned long)brk_page, new_alloc_size, |
280 |
PROT_READ|PROT_WRITE, |
281 |
MAP_ANON|MAP_FIXED|MAP_PRIVATE, 0, 0)); |
282 |
if (is_error(mapped_addr)) {
|
283 |
return mapped_addr;
|
284 |
} else {
|
285 |
target_brk = new_brk; |
286 |
return (long)target_brk; |
287 |
} |
288 |
} |
289 |
|
290 |
static inline fd_set *target_to_host_fds(fd_set *fds, |
291 |
target_long *target_fds, int n)
|
292 |
{ |
293 |
#if !defined(BSWAP_NEEDED) && !defined(WORDS_BIGENDIAN)
|
294 |
return (fd_set *)target_fds;
|
295 |
#else
|
296 |
int i, b;
|
297 |
if (target_fds) {
|
298 |
FD_ZERO(fds); |
299 |
for(i = 0;i < n; i++) { |
300 |
b = (tswapl(target_fds[i / TARGET_LONG_BITS]) >> |
301 |
(i & (TARGET_LONG_BITS - 1))) & 1; |
302 |
if (b)
|
303 |
FD_SET(i, fds); |
304 |
} |
305 |
return fds;
|
306 |
} else {
|
307 |
return NULL; |
308 |
} |
309 |
#endif
|
310 |
} |
311 |
|
312 |
static inline void host_to_target_fds(target_long *target_fds, |
313 |
fd_set *fds, int n)
|
314 |
{ |
315 |
#if !defined(BSWAP_NEEDED) && !defined(WORDS_BIGENDIAN)
|
316 |
/* nothing to do */
|
317 |
#else
|
318 |
int i, nw, j, k;
|
319 |
target_long v; |
320 |
|
321 |
if (target_fds) {
|
322 |
nw = n / TARGET_LONG_BITS; |
323 |
k = 0;
|
324 |
for(i = 0;i < nw; i++) { |
325 |
v = 0;
|
326 |
for(j = 0; j < TARGET_LONG_BITS; j++) { |
327 |
v |= ((FD_ISSET(k, fds) != 0) << j);
|
328 |
k++; |
329 |
} |
330 |
target_fds[i] = tswapl(v); |
331 |
} |
332 |
} |
333 |
#endif
|
334 |
} |
335 |
|
336 |
#if defined(__alpha__)
|
337 |
#define HOST_HZ 1024 |
338 |
#else
|
339 |
#define HOST_HZ 100 |
340 |
#endif
|
341 |
|
342 |
static inline long host_to_target_clock_t(long ticks) |
343 |
{ |
344 |
#if HOST_HZ == TARGET_HZ
|
345 |
return ticks;
|
346 |
#else
|
347 |
return ((int64_t)ticks * TARGET_HZ) / HOST_HZ;
|
348 |
#endif
|
349 |
} |
350 |
|
351 |
static inline void host_to_target_rusage(struct target_rusage *target_rusage, |
352 |
const struct rusage *rusage) |
353 |
{ |
354 |
target_rusage->ru_utime.tv_sec = tswapl(rusage->ru_utime.tv_sec); |
355 |
target_rusage->ru_utime.tv_usec = tswapl(rusage->ru_utime.tv_usec); |
356 |
target_rusage->ru_stime.tv_sec = tswapl(rusage->ru_stime.tv_sec); |
357 |
target_rusage->ru_stime.tv_usec = tswapl(rusage->ru_stime.tv_usec); |
358 |
target_rusage->ru_maxrss = tswapl(rusage->ru_maxrss); |
359 |
target_rusage->ru_ixrss = tswapl(rusage->ru_ixrss); |
360 |
target_rusage->ru_idrss = tswapl(rusage->ru_idrss); |
361 |
target_rusage->ru_isrss = tswapl(rusage->ru_isrss); |
362 |
target_rusage->ru_minflt = tswapl(rusage->ru_minflt); |
363 |
target_rusage->ru_majflt = tswapl(rusage->ru_majflt); |
364 |
target_rusage->ru_nswap = tswapl(rusage->ru_nswap); |
365 |
target_rusage->ru_inblock = tswapl(rusage->ru_inblock); |
366 |
target_rusage->ru_oublock = tswapl(rusage->ru_oublock); |
367 |
target_rusage->ru_msgsnd = tswapl(rusage->ru_msgsnd); |
368 |
target_rusage->ru_msgrcv = tswapl(rusage->ru_msgrcv); |
369 |
target_rusage->ru_nsignals = tswapl(rusage->ru_nsignals); |
370 |
target_rusage->ru_nvcsw = tswapl(rusage->ru_nvcsw); |
371 |
target_rusage->ru_nivcsw = tswapl(rusage->ru_nivcsw); |
372 |
} |
373 |
|
374 |
static inline void target_to_host_timeval(struct timeval *tv, |
375 |
const struct target_timeval *target_tv) |
376 |
{ |
377 |
tv->tv_sec = tswapl(target_tv->tv_sec); |
378 |
tv->tv_usec = tswapl(target_tv->tv_usec); |
379 |
} |
380 |
|
381 |
static inline void host_to_target_timeval(struct target_timeval *target_tv, |
382 |
const struct timeval *tv) |
383 |
{ |
384 |
target_tv->tv_sec = tswapl(tv->tv_sec); |
385 |
target_tv->tv_usec = tswapl(tv->tv_usec); |
386 |
} |
387 |
|
388 |
|
389 |
static long do_select(long n, |
390 |
target_long *target_rfds, target_long *target_wfds, |
391 |
target_long *target_efds, struct target_timeval *target_tv)
|
392 |
{ |
393 |
fd_set rfds, wfds, efds; |
394 |
fd_set *rfds_ptr, *wfds_ptr, *efds_ptr; |
395 |
struct timeval tv, *tv_ptr;
|
396 |
long ret;
|
397 |
|
398 |
rfds_ptr = target_to_host_fds(&rfds, target_rfds, n); |
399 |
wfds_ptr = target_to_host_fds(&wfds, target_wfds, n); |
400 |
efds_ptr = target_to_host_fds(&efds, target_efds, n); |
401 |
|
402 |
if (target_tv) {
|
403 |
target_to_host_timeval(&tv, target_tv); |
404 |
tv_ptr = &tv; |
405 |
} else {
|
406 |
tv_ptr = NULL;
|
407 |
} |
408 |
ret = get_errno(select(n, rfds_ptr, wfds_ptr, efds_ptr, tv_ptr)); |
409 |
if (!is_error(ret)) {
|
410 |
host_to_target_fds(target_rfds, rfds_ptr, n); |
411 |
host_to_target_fds(target_wfds, wfds_ptr, n); |
412 |
host_to_target_fds(target_efds, efds_ptr, n); |
413 |
|
414 |
if (target_tv) {
|
415 |
host_to_target_timeval(target_tv, &tv); |
416 |
} |
417 |
} |
418 |
return ret;
|
419 |
} |
420 |
|
421 |
static inline void target_to_host_sockaddr(struct sockaddr *addr, |
422 |
struct target_sockaddr *target_addr,
|
423 |
socklen_t len) |
424 |
{ |
425 |
memcpy(addr, target_addr, len); |
426 |
addr->sa_family = tswap16(target_addr->sa_family); |
427 |
} |
428 |
|
429 |
static inline void host_to_target_sockaddr(struct target_sockaddr *target_addr, |
430 |
struct sockaddr *addr,
|
431 |
socklen_t len) |
432 |
{ |
433 |
memcpy(target_addr, addr, len); |
434 |
target_addr->sa_family = tswap16(addr->sa_family); |
435 |
} |
436 |
|
437 |
static inline void target_to_host_cmsg(struct msghdr *msgh, |
438 |
struct target_msghdr *target_msgh)
|
439 |
{ |
440 |
struct cmsghdr *cmsg = CMSG_FIRSTHDR(msgh);
|
441 |
struct target_cmsghdr *target_cmsg = TARGET_CMSG_FIRSTHDR(target_msgh);
|
442 |
socklen_t space = 0;
|
443 |
|
444 |
while (cmsg && target_cmsg) {
|
445 |
void *data = CMSG_DATA(cmsg);
|
446 |
void *target_data = TARGET_CMSG_DATA(target_cmsg);
|
447 |
|
448 |
int len = tswapl(target_cmsg->cmsg_len)
|
449 |
- TARGET_CMSG_ALIGN(sizeof (struct target_cmsghdr)); |
450 |
|
451 |
space += CMSG_SPACE(len); |
452 |
if (space > msgh->msg_controllen) {
|
453 |
space -= CMSG_SPACE(len); |
454 |
gemu_log("Host cmsg overflow");
|
455 |
break;
|
456 |
} |
457 |
|
458 |
cmsg->cmsg_level = tswap32(target_cmsg->cmsg_level); |
459 |
cmsg->cmsg_type = tswap32(target_cmsg->cmsg_type); |
460 |
cmsg->cmsg_len = CMSG_LEN(len); |
461 |
|
462 |
if (cmsg->cmsg_level != SOL_SOCKET || cmsg->cmsg_type != SCM_RIGHTS) {
|
463 |
gemu_log("Unsupported ancillary data: %d/%d\n", cmsg->cmsg_level, cmsg->cmsg_type);
|
464 |
memcpy(data, target_data, len); |
465 |
} else {
|
466 |
int *fd = (int *)data; |
467 |
int *target_fd = (int *)target_data; |
468 |
int i, numfds = len / sizeof(int); |
469 |
|
470 |
for (i = 0; i < numfds; i++) |
471 |
fd[i] = tswap32(target_fd[i]); |
472 |
} |
473 |
|
474 |
cmsg = CMSG_NXTHDR(msgh, cmsg); |
475 |
target_cmsg = TARGET_CMSG_NXTHDR(target_msgh, target_cmsg); |
476 |
} |
477 |
|
478 |
msgh->msg_controllen = space; |
479 |
} |
480 |
|
481 |
static inline void host_to_target_cmsg(struct target_msghdr *target_msgh, |
482 |
struct msghdr *msgh)
|
483 |
{ |
484 |
struct cmsghdr *cmsg = CMSG_FIRSTHDR(msgh);
|
485 |
struct target_cmsghdr *target_cmsg = TARGET_CMSG_FIRSTHDR(target_msgh);
|
486 |
socklen_t space = 0;
|
487 |
|
488 |
while (cmsg && target_cmsg) {
|
489 |
void *data = CMSG_DATA(cmsg);
|
490 |
void *target_data = TARGET_CMSG_DATA(target_cmsg);
|
491 |
|
492 |
int len = cmsg->cmsg_len - CMSG_ALIGN(sizeof (struct cmsghdr)); |
493 |
|
494 |
space += TARGET_CMSG_SPACE(len); |
495 |
if (space > tswapl(target_msgh->msg_controllen)) {
|
496 |
space -= TARGET_CMSG_SPACE(len); |
497 |
gemu_log("Target cmsg overflow");
|
498 |
break;
|
499 |
} |
500 |
|
501 |
target_cmsg->cmsg_level = tswap32(cmsg->cmsg_level); |
502 |
target_cmsg->cmsg_type = tswap32(cmsg->cmsg_type); |
503 |
target_cmsg->cmsg_len = tswapl(TARGET_CMSG_LEN(len)); |
504 |
|
505 |
if (cmsg->cmsg_level != SOL_SOCKET || cmsg->cmsg_type != SCM_RIGHTS) {
|
506 |
gemu_log("Unsupported ancillary data: %d/%d\n", cmsg->cmsg_level, cmsg->cmsg_type);
|
507 |
memcpy(target_data, data, len); |
508 |
} else {
|
509 |
int *fd = (int *)data; |
510 |
int *target_fd = (int *)target_data; |
511 |
int i, numfds = len / sizeof(int); |
512 |
|
513 |
for (i = 0; i < numfds; i++) |
514 |
target_fd[i] = tswap32(fd[i]); |
515 |
} |
516 |
|
517 |
cmsg = CMSG_NXTHDR(msgh, cmsg); |
518 |
target_cmsg = TARGET_CMSG_NXTHDR(target_msgh, target_cmsg); |
519 |
} |
520 |
|
521 |
msgh->msg_controllen = tswapl(space); |
522 |
} |
523 |
|
524 |
static long do_setsockopt(int sockfd, int level, int optname, |
525 |
void *optval, socklen_t optlen)
|
526 |
{ |
527 |
if (level == SOL_TCP) {
|
528 |
/* TCP options all take an 'int' value. */
|
529 |
int val;
|
530 |
|
531 |
if (optlen < sizeof(uint32_t)) |
532 |
return -EINVAL;
|
533 |
|
534 |
val = tswap32(*(uint32_t *)optval); |
535 |
return get_errno(setsockopt(sockfd, level, optname, &val, sizeof(val))); |
536 |
} |
537 |
|
538 |
else if (level != SOL_SOCKET) { |
539 |
gemu_log("Unsupported setsockopt level: %d\n", level);
|
540 |
return -ENOSYS;
|
541 |
} |
542 |
|
543 |
switch (optname) {
|
544 |
/* Options with 'int' argument. */
|
545 |
case SO_DEBUG:
|
546 |
case SO_REUSEADDR:
|
547 |
case SO_TYPE:
|
548 |
case SO_ERROR:
|
549 |
case SO_DONTROUTE:
|
550 |
case SO_BROADCAST:
|
551 |
case SO_SNDBUF:
|
552 |
case SO_RCVBUF:
|
553 |
case SO_KEEPALIVE:
|
554 |
case SO_OOBINLINE:
|
555 |
case SO_NO_CHECK:
|
556 |
case SO_PRIORITY:
|
557 |
case SO_BSDCOMPAT:
|
558 |
case SO_PASSCRED:
|
559 |
case SO_TIMESTAMP:
|
560 |
case SO_RCVLOWAT:
|
561 |
case SO_RCVTIMEO:
|
562 |
case SO_SNDTIMEO:
|
563 |
{ |
564 |
int val;
|
565 |
if (optlen < sizeof(uint32_t)) |
566 |
return -EINVAL;
|
567 |
val = tswap32(*(uint32_t *)optval); |
568 |
return get_errno(setsockopt(sockfd, level, optname, &val, sizeof(val))); |
569 |
} |
570 |
|
571 |
default:
|
572 |
gemu_log("Unsupported setsockopt SOL_SOCKET option: %d\n", optname);
|
573 |
return -ENOSYS;
|
574 |
} |
575 |
} |
576 |
|
577 |
static long do_getsockopt(int sockfd, int level, int optname, |
578 |
void *optval, socklen_t *optlen)
|
579 |
{ |
580 |
gemu_log("getsockopt not yet supported\n");
|
581 |
return -ENOSYS;
|
582 |
} |
583 |
|
584 |
static long do_socketcall(int num, int32_t *vptr) |
585 |
{ |
586 |
long ret;
|
587 |
|
588 |
switch(num) {
|
589 |
case SOCKOP_socket:
|
590 |
{ |
591 |
int domain = tswap32(vptr[0]); |
592 |
int type = tswap32(vptr[1]); |
593 |
int protocol = tswap32(vptr[2]); |
594 |
|
595 |
ret = get_errno(socket(domain, type, protocol)); |
596 |
} |
597 |
break;
|
598 |
case SOCKOP_bind:
|
599 |
{ |
600 |
int sockfd = tswap32(vptr[0]); |
601 |
void *target_addr = (void *)tswap32(vptr[1]); |
602 |
socklen_t addrlen = tswap32(vptr[2]);
|
603 |
void *addr = alloca(addrlen);
|
604 |
|
605 |
target_to_host_sockaddr(addr, target_addr, addrlen); |
606 |
ret = get_errno(bind(sockfd, addr, addrlen)); |
607 |
} |
608 |
break;
|
609 |
case SOCKOP_connect:
|
610 |
{ |
611 |
int sockfd = tswap32(vptr[0]); |
612 |
void *target_addr = (void *)tswap32(vptr[1]); |
613 |
socklen_t addrlen = tswap32(vptr[2]);
|
614 |
void *addr = alloca(addrlen);
|
615 |
|
616 |
target_to_host_sockaddr(addr, target_addr, addrlen); |
617 |
ret = get_errno(connect(sockfd, addr, addrlen)); |
618 |
} |
619 |
break;
|
620 |
case SOCKOP_listen:
|
621 |
{ |
622 |
int sockfd = tswap32(vptr[0]); |
623 |
int backlog = tswap32(vptr[1]); |
624 |
|
625 |
ret = get_errno(listen(sockfd, backlog)); |
626 |
} |
627 |
break;
|
628 |
case SOCKOP_accept:
|
629 |
{ |
630 |
int sockfd = tswap32(vptr[0]); |
631 |
void *target_addr = (void *)tswap32(vptr[1]); |
632 |
uint32_t *target_addrlen = (void *)tswap32(vptr[2]); |
633 |
socklen_t addrlen = tswap32(*target_addrlen); |
634 |
void *addr = alloca(addrlen);
|
635 |
|
636 |
ret = get_errno(accept(sockfd, addr, &addrlen)); |
637 |
if (!is_error(ret)) {
|
638 |
host_to_target_sockaddr(target_addr, addr, addrlen); |
639 |
*target_addrlen = tswap32(addrlen); |
640 |
} |
641 |
} |
642 |
break;
|
643 |
case SOCKOP_getsockname:
|
644 |
{ |
645 |
int sockfd = tswap32(vptr[0]); |
646 |
void *target_addr = (void *)tswap32(vptr[1]); |
647 |
uint32_t *target_addrlen = (void *)tswap32(vptr[2]); |
648 |
socklen_t addrlen = tswap32(*target_addrlen); |
649 |
void *addr = alloca(addrlen);
|
650 |
|
651 |
ret = get_errno(getsockname(sockfd, addr, &addrlen)); |
652 |
if (!is_error(ret)) {
|
653 |
host_to_target_sockaddr(target_addr, addr, addrlen); |
654 |
*target_addrlen = tswap32(addrlen); |
655 |
} |
656 |
} |
657 |
break;
|
658 |
case SOCKOP_getpeername:
|
659 |
{ |
660 |
int sockfd = tswap32(vptr[0]); |
661 |
void *target_addr = (void *)tswap32(vptr[1]); |
662 |
uint32_t *target_addrlen = (void *)tswap32(vptr[2]); |
663 |
socklen_t addrlen = tswap32(*target_addrlen); |
664 |
void *addr = alloca(addrlen);
|
665 |
|
666 |
ret = get_errno(getpeername(sockfd, addr, &addrlen)); |
667 |
if (!is_error(ret)) {
|
668 |
host_to_target_sockaddr(target_addr, addr, addrlen); |
669 |
*target_addrlen = tswap32(addrlen); |
670 |
} |
671 |
} |
672 |
break;
|
673 |
case SOCKOP_socketpair:
|
674 |
{ |
675 |
int domain = tswap32(vptr[0]); |
676 |
int type = tswap32(vptr[1]); |
677 |
int protocol = tswap32(vptr[2]); |
678 |
int32_t *target_tab = (void *)tswap32(vptr[3]); |
679 |
int tab[2]; |
680 |
|
681 |
ret = get_errno(socketpair(domain, type, protocol, tab)); |
682 |
if (!is_error(ret)) {
|
683 |
target_tab[0] = tswap32(tab[0]); |
684 |
target_tab[1] = tswap32(tab[1]); |
685 |
} |
686 |
} |
687 |
break;
|
688 |
case SOCKOP_send:
|
689 |
{ |
690 |
int sockfd = tswap32(vptr[0]); |
691 |
void *msg = (void *)tswap32(vptr[1]); |
692 |
size_t len = tswap32(vptr[2]);
|
693 |
int flags = tswap32(vptr[3]); |
694 |
|
695 |
ret = get_errno(send(sockfd, msg, len, flags)); |
696 |
} |
697 |
break;
|
698 |
case SOCKOP_recv:
|
699 |
{ |
700 |
int sockfd = tswap32(vptr[0]); |
701 |
void *msg = (void *)tswap32(vptr[1]); |
702 |
size_t len = tswap32(vptr[2]);
|
703 |
int flags = tswap32(vptr[3]); |
704 |
|
705 |
ret = get_errno(recv(sockfd, msg, len, flags)); |
706 |
} |
707 |
break;
|
708 |
case SOCKOP_sendto:
|
709 |
{ |
710 |
int sockfd = tswap32(vptr[0]); |
711 |
void *msg = (void *)tswap32(vptr[1]); |
712 |
size_t len = tswap32(vptr[2]);
|
713 |
int flags = tswap32(vptr[3]); |
714 |
void *target_addr = (void *)tswap32(vptr[4]); |
715 |
socklen_t addrlen = tswap32(vptr[5]);
|
716 |
void *addr = alloca(addrlen);
|
717 |
|
718 |
target_to_host_sockaddr(addr, target_addr, addrlen); |
719 |
ret = get_errno(sendto(sockfd, msg, len, flags, addr, addrlen)); |
720 |
} |
721 |
break;
|
722 |
case SOCKOP_recvfrom:
|
723 |
{ |
724 |
int sockfd = tswap32(vptr[0]); |
725 |
void *msg = (void *)tswap32(vptr[1]); |
726 |
size_t len = tswap32(vptr[2]);
|
727 |
int flags = tswap32(vptr[3]); |
728 |
void *target_addr = (void *)tswap32(vptr[4]); |
729 |
uint32_t *target_addrlen = (void *)tswap32(vptr[5]); |
730 |
socklen_t addrlen = tswap32(*target_addrlen); |
731 |
void *addr = alloca(addrlen);
|
732 |
|
733 |
ret = get_errno(recvfrom(sockfd, msg, len, flags, addr, &addrlen)); |
734 |
if (!is_error(ret)) {
|
735 |
host_to_target_sockaddr(target_addr, addr, addrlen); |
736 |
*target_addrlen = tswap32(addrlen); |
737 |
} |
738 |
} |
739 |
break;
|
740 |
case SOCKOP_shutdown:
|
741 |
{ |
742 |
int sockfd = tswap32(vptr[0]); |
743 |
int how = tswap32(vptr[1]); |
744 |
|
745 |
ret = get_errno(shutdown(sockfd, how)); |
746 |
} |
747 |
break;
|
748 |
case SOCKOP_sendmsg:
|
749 |
case SOCKOP_recvmsg:
|
750 |
{ |
751 |
int fd;
|
752 |
struct target_msghdr *msgp;
|
753 |
struct msghdr msg;
|
754 |
int flags, count, i;
|
755 |
struct iovec *vec;
|
756 |
struct target_iovec *target_vec;
|
757 |
|
758 |
msgp = (void *)tswap32(vptr[1]); |
759 |
msg.msg_name = (void *)tswapl(msgp->msg_name);
|
760 |
msg.msg_namelen = tswapl(msgp->msg_namelen); |
761 |
msg.msg_controllen = 2 * tswapl(msgp->msg_controllen);
|
762 |
msg.msg_control = alloca(msg.msg_controllen); |
763 |
msg.msg_flags = tswap32(msgp->msg_flags); |
764 |
|
765 |
count = tswapl(msgp->msg_iovlen); |
766 |
vec = alloca(count * sizeof(struct iovec)); |
767 |
target_vec = (void *)tswapl(msgp->msg_iov);
|
768 |
for(i = 0;i < count; i++) { |
769 |
vec[i].iov_base = (void *)tswapl(target_vec[i].iov_base);
|
770 |
vec[i].iov_len = tswapl(target_vec[i].iov_len); |
771 |
} |
772 |
msg.msg_iovlen = count; |
773 |
msg.msg_iov = vec; |
774 |
|
775 |
fd = tswap32(vptr[0]);
|
776 |
flags = tswap32(vptr[2]);
|
777 |
if (num == SOCKOP_sendmsg) {
|
778 |
target_to_host_cmsg(&msg, msgp); |
779 |
ret = get_errno(sendmsg(fd, &msg, flags)); |
780 |
} else {
|
781 |
ret = get_errno(recvmsg(fd, &msg, flags)); |
782 |
if (!is_error(ret))
|
783 |
host_to_target_cmsg(msgp, &msg); |
784 |
} |
785 |
} |
786 |
break;
|
787 |
case SOCKOP_setsockopt:
|
788 |
{ |
789 |
int sockfd = tswap32(vptr[0]); |
790 |
int level = tswap32(vptr[1]); |
791 |
int optname = tswap32(vptr[2]); |
792 |
void *optval = (void *)tswap32(vptr[3]); |
793 |
socklen_t optlen = tswap32(vptr[4]);
|
794 |
|
795 |
ret = do_setsockopt(sockfd, level, optname, optval, optlen); |
796 |
} |
797 |
break;
|
798 |
case SOCKOP_getsockopt:
|
799 |
{ |
800 |
int sockfd = tswap32(vptr[0]); |
801 |
int level = tswap32(vptr[1]); |
802 |
int optname = tswap32(vptr[2]); |
803 |
void *optval = (void *)tswap32(vptr[3]); |
804 |
uint32_t *target_len = (void *)tswap32(vptr[4]); |
805 |
socklen_t optlen = tswap32(*target_len); |
806 |
|
807 |
ret = do_getsockopt(sockfd, level, optname, optval, &optlen); |
808 |
if (!is_error(ret))
|
809 |
*target_len = tswap32(optlen); |
810 |
} |
811 |
break;
|
812 |
default:
|
813 |
gemu_log("Unsupported socketcall: %d\n", num);
|
814 |
ret = -ENOSYS; |
815 |
break;
|
816 |
} |
817 |
return ret;
|
818 |
} |
819 |
|
820 |
/* kernel structure types definitions */
|
821 |
#define IFNAMSIZ 16 |
822 |
|
823 |
#define STRUCT(name, list...) STRUCT_ ## name, |
824 |
#define STRUCT_SPECIAL(name) STRUCT_ ## name, |
825 |
enum {
|
826 |
#include "syscall_types.h" |
827 |
}; |
828 |
#undef STRUCT
|
829 |
#undef STRUCT_SPECIAL
|
830 |
|
831 |
#define STRUCT(name, list...) const argtype struct_ ## name ## _def[] = { list, TYPE_NULL }; |
832 |
#define STRUCT_SPECIAL(name)
|
833 |
#include "syscall_types.h" |
834 |
#undef STRUCT
|
835 |
#undef STRUCT_SPECIAL
|
836 |
|
837 |
typedef struct IOCTLEntry { |
838 |
unsigned int target_cmd; |
839 |
unsigned int host_cmd; |
840 |
const char *name; |
841 |
int access;
|
842 |
const argtype arg_type[5]; |
843 |
} IOCTLEntry; |
844 |
|
845 |
#define IOC_R 0x0001 |
846 |
#define IOC_W 0x0002 |
847 |
#define IOC_RW (IOC_R | IOC_W)
|
848 |
|
849 |
#define MAX_STRUCT_SIZE 4096 |
850 |
|
851 |
IOCTLEntry ioctl_entries[] = { |
852 |
#define IOCTL(cmd, access, types...) \
|
853 |
{ TARGET_ ## cmd, cmd, #cmd, access, { types } }, |
854 |
#include "ioctls.h" |
855 |
{ 0, 0, }, |
856 |
}; |
857 |
|
858 |
static long do_ioctl(long fd, long cmd, long arg) |
859 |
{ |
860 |
const IOCTLEntry *ie;
|
861 |
const argtype *arg_type;
|
862 |
long ret;
|
863 |
uint8_t buf_temp[MAX_STRUCT_SIZE]; |
864 |
|
865 |
ie = ioctl_entries; |
866 |
for(;;) {
|
867 |
if (ie->target_cmd == 0) { |
868 |
gemu_log("Unsupported ioctl: cmd=0x%04lx\n", cmd);
|
869 |
return -ENOSYS;
|
870 |
} |
871 |
if (ie->target_cmd == cmd)
|
872 |
break;
|
873 |
ie++; |
874 |
} |
875 |
arg_type = ie->arg_type; |
876 |
#if defined(DEBUG)
|
877 |
gemu_log("ioctl: cmd=0x%04lx (%s)\n", cmd, ie->name);
|
878 |
#endif
|
879 |
switch(arg_type[0]) { |
880 |
case TYPE_NULL:
|
881 |
/* no argument */
|
882 |
ret = get_errno(ioctl(fd, ie->host_cmd)); |
883 |
break;
|
884 |
case TYPE_PTRVOID:
|
885 |
case TYPE_INT:
|
886 |
/* int argment */
|
887 |
ret = get_errno(ioctl(fd, ie->host_cmd, arg)); |
888 |
break;
|
889 |
case TYPE_PTR:
|
890 |
arg_type++; |
891 |
switch(ie->access) {
|
892 |
case IOC_R:
|
893 |
ret = get_errno(ioctl(fd, ie->host_cmd, buf_temp)); |
894 |
if (!is_error(ret)) {
|
895 |
thunk_convert((void *)arg, buf_temp, arg_type, THUNK_TARGET);
|
896 |
} |
897 |
break;
|
898 |
case IOC_W:
|
899 |
thunk_convert(buf_temp, (void *)arg, arg_type, THUNK_HOST);
|
900 |
ret = get_errno(ioctl(fd, ie->host_cmd, buf_temp)); |
901 |
break;
|
902 |
default:
|
903 |
case IOC_RW:
|
904 |
thunk_convert(buf_temp, (void *)arg, arg_type, THUNK_HOST);
|
905 |
ret = get_errno(ioctl(fd, ie->host_cmd, buf_temp)); |
906 |
if (!is_error(ret)) {
|
907 |
thunk_convert((void *)arg, buf_temp, arg_type, THUNK_TARGET);
|
908 |
} |
909 |
break;
|
910 |
} |
911 |
break;
|
912 |
default:
|
913 |
gemu_log("Unsupported ioctl type: cmd=0x%04lx type=%d\n", cmd, arg_type[0]); |
914 |
ret = -ENOSYS; |
915 |
break;
|
916 |
} |
917 |
return ret;
|
918 |
} |
919 |
|
920 |
bitmask_transtbl iflag_tbl[] = { |
921 |
{ TARGET_IGNBRK, TARGET_IGNBRK, IGNBRK, IGNBRK }, |
922 |
{ TARGET_BRKINT, TARGET_BRKINT, BRKINT, BRKINT }, |
923 |
{ TARGET_IGNPAR, TARGET_IGNPAR, IGNPAR, IGNPAR }, |
924 |
{ TARGET_PARMRK, TARGET_PARMRK, PARMRK, PARMRK }, |
925 |
{ TARGET_INPCK, TARGET_INPCK, INPCK, INPCK }, |
926 |
{ TARGET_ISTRIP, TARGET_ISTRIP, ISTRIP, ISTRIP }, |
927 |
{ TARGET_INLCR, TARGET_INLCR, INLCR, INLCR }, |
928 |
{ TARGET_IGNCR, TARGET_IGNCR, IGNCR, IGNCR }, |
929 |
{ TARGET_ICRNL, TARGET_ICRNL, ICRNL, ICRNL }, |
930 |
{ TARGET_IUCLC, TARGET_IUCLC, IUCLC, IUCLC }, |
931 |
{ TARGET_IXON, TARGET_IXON, IXON, IXON }, |
932 |
{ TARGET_IXANY, TARGET_IXANY, IXANY, IXANY }, |
933 |
{ TARGET_IXOFF, TARGET_IXOFF, IXOFF, IXOFF }, |
934 |
{ TARGET_IMAXBEL, TARGET_IMAXBEL, IMAXBEL, IMAXBEL }, |
935 |
{ 0, 0, 0, 0 } |
936 |
}; |
937 |
|
938 |
bitmask_transtbl oflag_tbl[] = { |
939 |
{ TARGET_OPOST, TARGET_OPOST, OPOST, OPOST }, |
940 |
{ TARGET_OLCUC, TARGET_OLCUC, OLCUC, OLCUC }, |
941 |
{ TARGET_ONLCR, TARGET_ONLCR, ONLCR, ONLCR }, |
942 |
{ TARGET_OCRNL, TARGET_OCRNL, OCRNL, OCRNL }, |
943 |
{ TARGET_ONOCR, TARGET_ONOCR, ONOCR, ONOCR }, |
944 |
{ TARGET_ONLRET, TARGET_ONLRET, ONLRET, ONLRET }, |
945 |
{ TARGET_OFILL, TARGET_OFILL, OFILL, OFILL }, |
946 |
{ TARGET_OFDEL, TARGET_OFDEL, OFDEL, OFDEL }, |
947 |
{ TARGET_NLDLY, TARGET_NL0, NLDLY, NL0 }, |
948 |
{ TARGET_NLDLY, TARGET_NL1, NLDLY, NL1 }, |
949 |
{ TARGET_CRDLY, TARGET_CR0, CRDLY, CR0 }, |
950 |
{ TARGET_CRDLY, TARGET_CR1, CRDLY, CR1 }, |
951 |
{ TARGET_CRDLY, TARGET_CR2, CRDLY, CR2 }, |
952 |
{ TARGET_CRDLY, TARGET_CR3, CRDLY, CR3 }, |
953 |
{ TARGET_TABDLY, TARGET_TAB0, TABDLY, TAB0 }, |
954 |
{ TARGET_TABDLY, TARGET_TAB1, TABDLY, TAB1 }, |
955 |
{ TARGET_TABDLY, TARGET_TAB2, TABDLY, TAB2 }, |
956 |
{ TARGET_TABDLY, TARGET_TAB3, TABDLY, TAB3 }, |
957 |
{ TARGET_BSDLY, TARGET_BS0, BSDLY, BS0 }, |
958 |
{ TARGET_BSDLY, TARGET_BS1, BSDLY, BS1 }, |
959 |
{ TARGET_VTDLY, TARGET_VT0, VTDLY, VT0 }, |
960 |
{ TARGET_VTDLY, TARGET_VT1, VTDLY, VT1 }, |
961 |
{ TARGET_FFDLY, TARGET_FF0, FFDLY, FF0 }, |
962 |
{ TARGET_FFDLY, TARGET_FF1, FFDLY, FF1 }, |
963 |
{ 0, 0, 0, 0 } |
964 |
}; |
965 |
|
966 |
bitmask_transtbl cflag_tbl[] = { |
967 |
{ TARGET_CBAUD, TARGET_B0, CBAUD, B0 }, |
968 |
{ TARGET_CBAUD, TARGET_B50, CBAUD, B50 }, |
969 |
{ TARGET_CBAUD, TARGET_B75, CBAUD, B75 }, |
970 |
{ TARGET_CBAUD, TARGET_B110, CBAUD, B110 }, |
971 |
{ TARGET_CBAUD, TARGET_B134, CBAUD, B134 }, |
972 |
{ TARGET_CBAUD, TARGET_B150, CBAUD, B150 }, |
973 |
{ TARGET_CBAUD, TARGET_B200, CBAUD, B200 }, |
974 |
{ TARGET_CBAUD, TARGET_B300, CBAUD, B300 }, |
975 |
{ TARGET_CBAUD, TARGET_B600, CBAUD, B600 }, |
976 |
{ TARGET_CBAUD, TARGET_B1200, CBAUD, B1200 }, |
977 |
{ TARGET_CBAUD, TARGET_B1800, CBAUD, B1800 }, |
978 |
{ TARGET_CBAUD, TARGET_B2400, CBAUD, B2400 }, |
979 |
{ TARGET_CBAUD, TARGET_B4800, CBAUD, B4800 }, |
980 |
{ TARGET_CBAUD, TARGET_B9600, CBAUD, B9600 }, |
981 |
{ TARGET_CBAUD, TARGET_B19200, CBAUD, B19200 }, |
982 |
{ TARGET_CBAUD, TARGET_B38400, CBAUD, B38400 }, |
983 |
{ TARGET_CBAUD, TARGET_B57600, CBAUD, B57600 }, |
984 |
{ TARGET_CBAUD, TARGET_B115200, CBAUD, B115200 }, |
985 |
{ TARGET_CBAUD, TARGET_B230400, CBAUD, B230400 }, |
986 |
{ TARGET_CBAUD, TARGET_B460800, CBAUD, B460800 }, |
987 |
{ TARGET_CSIZE, TARGET_CS5, CSIZE, CS5 }, |
988 |
{ TARGET_CSIZE, TARGET_CS6, CSIZE, CS6 }, |
989 |
{ TARGET_CSIZE, TARGET_CS7, CSIZE, CS7 }, |
990 |
{ TARGET_CSIZE, TARGET_CS8, CSIZE, CS8 }, |
991 |
{ TARGET_CSTOPB, TARGET_CSTOPB, CSTOPB, CSTOPB }, |
992 |
{ TARGET_CREAD, TARGET_CREAD, CREAD, CREAD }, |
993 |
{ TARGET_PARENB, TARGET_PARENB, PARENB, PARENB }, |
994 |
{ TARGET_PARODD, TARGET_PARODD, PARODD, PARODD }, |
995 |
{ TARGET_HUPCL, TARGET_HUPCL, HUPCL, HUPCL }, |
996 |
{ TARGET_CLOCAL, TARGET_CLOCAL, CLOCAL, CLOCAL }, |
997 |
{ TARGET_CRTSCTS, TARGET_CRTSCTS, CRTSCTS, CRTSCTS }, |
998 |
{ 0, 0, 0, 0 } |
999 |
}; |
1000 |
|
1001 |
bitmask_transtbl lflag_tbl[] = { |
1002 |
{ TARGET_ISIG, TARGET_ISIG, ISIG, ISIG }, |
1003 |
{ TARGET_ICANON, TARGET_ICANON, ICANON, ICANON }, |
1004 |
{ TARGET_XCASE, TARGET_XCASE, XCASE, XCASE }, |
1005 |
{ TARGET_ECHO, TARGET_ECHO, ECHO, ECHO }, |
1006 |
{ TARGET_ECHOE, TARGET_ECHOE, ECHOE, ECHOE }, |
1007 |
{ TARGET_ECHOK, TARGET_ECHOK, ECHOK, ECHOK }, |
1008 |
{ TARGET_ECHONL, TARGET_ECHONL, ECHONL, ECHONL }, |
1009 |
{ TARGET_NOFLSH, TARGET_NOFLSH, NOFLSH, NOFLSH }, |
1010 |
{ TARGET_TOSTOP, TARGET_TOSTOP, TOSTOP, TOSTOP }, |
1011 |
{ TARGET_ECHOCTL, TARGET_ECHOCTL, ECHOCTL, ECHOCTL }, |
1012 |
{ TARGET_ECHOPRT, TARGET_ECHOPRT, ECHOPRT, ECHOPRT }, |
1013 |
{ TARGET_ECHOKE, TARGET_ECHOKE, ECHOKE, ECHOKE }, |
1014 |
{ TARGET_FLUSHO, TARGET_FLUSHO, FLUSHO, FLUSHO }, |
1015 |
{ TARGET_PENDIN, TARGET_PENDIN, PENDIN, PENDIN }, |
1016 |
{ TARGET_IEXTEN, TARGET_IEXTEN, IEXTEN, IEXTEN }, |
1017 |
{ 0, 0, 0, 0 } |
1018 |
}; |
1019 |
|
1020 |
static void target_to_host_termios (void *dst, const void *src) |
1021 |
{ |
1022 |
struct host_termios *host = dst;
|
1023 |
const struct target_termios *target = src; |
1024 |
|
1025 |
host->c_iflag = |
1026 |
target_to_host_bitmask(tswap32(target->c_iflag), iflag_tbl); |
1027 |
host->c_oflag = |
1028 |
target_to_host_bitmask(tswap32(target->c_oflag), oflag_tbl); |
1029 |
host->c_cflag = |
1030 |
target_to_host_bitmask(tswap32(target->c_cflag), cflag_tbl); |
1031 |
host->c_lflag = |
1032 |
target_to_host_bitmask(tswap32(target->c_lflag), lflag_tbl); |
1033 |
host->c_line = target->c_line; |
1034 |
|
1035 |
host->c_cc[VINTR] = target->c_cc[TARGET_VINTR]; |
1036 |
host->c_cc[VQUIT] = target->c_cc[TARGET_VQUIT]; |
1037 |
host->c_cc[VERASE] = target->c_cc[TARGET_VERASE]; |
1038 |
host->c_cc[VKILL] = target->c_cc[TARGET_VKILL]; |
1039 |
host->c_cc[VEOF] = target->c_cc[TARGET_VEOF]; |
1040 |
host->c_cc[VTIME] = target->c_cc[TARGET_VTIME]; |
1041 |
host->c_cc[VMIN] = target->c_cc[TARGET_VMIN]; |
1042 |
host->c_cc[VSWTC] = target->c_cc[TARGET_VSWTC]; |
1043 |
host->c_cc[VSTART] = target->c_cc[TARGET_VSTART]; |
1044 |
host->c_cc[VSTOP] = target->c_cc[TARGET_VSTOP]; |
1045 |
host->c_cc[VSUSP] = target->c_cc[TARGET_VSUSP]; |
1046 |
host->c_cc[VEOL] = target->c_cc[TARGET_VEOL]; |
1047 |
host->c_cc[VREPRINT] = target->c_cc[TARGET_VREPRINT]; |
1048 |
host->c_cc[VDISCARD] = target->c_cc[TARGET_VDISCARD]; |
1049 |
host->c_cc[VWERASE] = target->c_cc[TARGET_VWERASE]; |
1050 |
host->c_cc[VLNEXT] = target->c_cc[TARGET_VLNEXT]; |
1051 |
host->c_cc[VEOL2] = target->c_cc[TARGET_VEOL2]; |
1052 |
} |
1053 |
|
1054 |
static void host_to_target_termios (void *dst, const void *src) |
1055 |
{ |
1056 |
struct target_termios *target = dst;
|
1057 |
const struct host_termios *host = src; |
1058 |
|
1059 |
target->c_iflag = |
1060 |
tswap32(host_to_target_bitmask(host->c_iflag, iflag_tbl)); |
1061 |
target->c_oflag = |
1062 |
tswap32(host_to_target_bitmask(host->c_oflag, oflag_tbl)); |
1063 |
target->c_cflag = |
1064 |
tswap32(host_to_target_bitmask(host->c_cflag, cflag_tbl)); |
1065 |
target->c_lflag = |
1066 |
tswap32(host_to_target_bitmask(host->c_lflag, lflag_tbl)); |
1067 |
target->c_line = host->c_line; |
1068 |
|
1069 |
target->c_cc[TARGET_VINTR] = host->c_cc[VINTR]; |
1070 |
target->c_cc[TARGET_VQUIT] = host->c_cc[VQUIT]; |
1071 |
target->c_cc[TARGET_VERASE] = host->c_cc[VERASE]; |
1072 |
target->c_cc[TARGET_VKILL] = host->c_cc[VKILL]; |
1073 |
target->c_cc[TARGET_VEOF] = host->c_cc[VEOF]; |
1074 |
target->c_cc[TARGET_VTIME] = host->c_cc[VTIME]; |
1075 |
target->c_cc[TARGET_VMIN] = host->c_cc[VMIN]; |
1076 |
target->c_cc[TARGET_VSWTC] = host->c_cc[VSWTC]; |
1077 |
target->c_cc[TARGET_VSTART] = host->c_cc[VSTART]; |
1078 |
target->c_cc[TARGET_VSTOP] = host->c_cc[VSTOP]; |
1079 |
target->c_cc[TARGET_VSUSP] = host->c_cc[VSUSP]; |
1080 |
target->c_cc[TARGET_VEOL] = host->c_cc[VEOL]; |
1081 |
target->c_cc[TARGET_VREPRINT] = host->c_cc[VREPRINT]; |
1082 |
target->c_cc[TARGET_VDISCARD] = host->c_cc[VDISCARD]; |
1083 |
target->c_cc[TARGET_VWERASE] = host->c_cc[VWERASE]; |
1084 |
target->c_cc[TARGET_VLNEXT] = host->c_cc[VLNEXT]; |
1085 |
target->c_cc[TARGET_VEOL2] = host->c_cc[VEOL2]; |
1086 |
} |
1087 |
|
1088 |
StructEntry struct_termios_def = { |
1089 |
.convert = { host_to_target_termios, target_to_host_termios }, |
1090 |
.size = { sizeof(struct target_termios), sizeof(struct host_termios) }, |
1091 |
.align = { __alignof__(struct target_termios), __alignof__(struct host_termios) }, |
1092 |
}; |
1093 |
|
1094 |
static bitmask_transtbl mmap_flags_tbl[] = {
|
1095 |
{ TARGET_MAP_SHARED, TARGET_MAP_SHARED, MAP_SHARED, MAP_SHARED }, |
1096 |
{ TARGET_MAP_PRIVATE, TARGET_MAP_PRIVATE, MAP_PRIVATE, MAP_PRIVATE }, |
1097 |
{ TARGET_MAP_FIXED, TARGET_MAP_FIXED, MAP_FIXED, MAP_FIXED }, |
1098 |
{ TARGET_MAP_ANONYMOUS, TARGET_MAP_ANONYMOUS, MAP_ANONYMOUS, MAP_ANONYMOUS }, |
1099 |
{ TARGET_MAP_GROWSDOWN, TARGET_MAP_GROWSDOWN, MAP_GROWSDOWN, MAP_GROWSDOWN }, |
1100 |
{ TARGET_MAP_DENYWRITE, TARGET_MAP_DENYWRITE, MAP_DENYWRITE, MAP_DENYWRITE }, |
1101 |
{ TARGET_MAP_EXECUTABLE, TARGET_MAP_EXECUTABLE, MAP_EXECUTABLE, MAP_EXECUTABLE }, |
1102 |
{ TARGET_MAP_LOCKED, TARGET_MAP_LOCKED, MAP_LOCKED, MAP_LOCKED }, |
1103 |
{ 0, 0, 0, 0 } |
1104 |
}; |
1105 |
|
1106 |
#if defined(TARGET_I386)
|
1107 |
|
1108 |
/* NOTE: there is really one LDT for all the threads */
|
1109 |
uint8_t *ldt_table; |
1110 |
|
1111 |
static int read_ldt(void *ptr, unsigned long bytecount) |
1112 |
{ |
1113 |
int size;
|
1114 |
|
1115 |
if (!ldt_table)
|
1116 |
return 0; |
1117 |
size = TARGET_LDT_ENTRIES * TARGET_LDT_ENTRY_SIZE; |
1118 |
if (size > bytecount)
|
1119 |
size = bytecount; |
1120 |
memcpy(ptr, ldt_table, size); |
1121 |
return size;
|
1122 |
} |
1123 |
|
1124 |
/* XXX: add locking support */
|
1125 |
static int write_ldt(CPUX86State *env, |
1126 |
void *ptr, unsigned long bytecount, int oldmode) |
1127 |
{ |
1128 |
struct target_modify_ldt_ldt_s ldt_info;
|
1129 |
int seg_32bit, contents, read_exec_only, limit_in_pages;
|
1130 |
int seg_not_present, useable;
|
1131 |
uint32_t *lp, entry_1, entry_2; |
1132 |
|
1133 |
if (bytecount != sizeof(ldt_info)) |
1134 |
return -EINVAL;
|
1135 |
memcpy(&ldt_info, ptr, sizeof(ldt_info));
|
1136 |
tswap32s(&ldt_info.entry_number); |
1137 |
tswapls((long *)&ldt_info.base_addr);
|
1138 |
tswap32s(&ldt_info.limit); |
1139 |
tswap32s(&ldt_info.flags); |
1140 |
|
1141 |
if (ldt_info.entry_number >= TARGET_LDT_ENTRIES)
|
1142 |
return -EINVAL;
|
1143 |
seg_32bit = ldt_info.flags & 1;
|
1144 |
contents = (ldt_info.flags >> 1) & 3; |
1145 |
read_exec_only = (ldt_info.flags >> 3) & 1; |
1146 |
limit_in_pages = (ldt_info.flags >> 4) & 1; |
1147 |
seg_not_present = (ldt_info.flags >> 5) & 1; |
1148 |
useable = (ldt_info.flags >> 6) & 1; |
1149 |
|
1150 |
if (contents == 3) { |
1151 |
if (oldmode)
|
1152 |
return -EINVAL;
|
1153 |
if (seg_not_present == 0) |
1154 |
return -EINVAL;
|
1155 |
} |
1156 |
/* allocate the LDT */
|
1157 |
if (!ldt_table) {
|
1158 |
ldt_table = malloc(TARGET_LDT_ENTRIES * TARGET_LDT_ENTRY_SIZE); |
1159 |
if (!ldt_table)
|
1160 |
return -ENOMEM;
|
1161 |
memset(ldt_table, 0, TARGET_LDT_ENTRIES * TARGET_LDT_ENTRY_SIZE);
|
1162 |
env->ldt.base = ldt_table; |
1163 |
env->ldt.limit = 0xffff;
|
1164 |
} |
1165 |
|
1166 |
/* NOTE: same code as Linux kernel */
|
1167 |
/* Allow LDTs to be cleared by the user. */
|
1168 |
if (ldt_info.base_addr == 0 && ldt_info.limit == 0) { |
1169 |
if (oldmode ||
|
1170 |
(contents == 0 &&
|
1171 |
read_exec_only == 1 &&
|
1172 |
seg_32bit == 0 &&
|
1173 |
limit_in_pages == 0 &&
|
1174 |
seg_not_present == 1 &&
|
1175 |
useable == 0 )) {
|
1176 |
entry_1 = 0;
|
1177 |
entry_2 = 0;
|
1178 |
goto install;
|
1179 |
} |
1180 |
} |
1181 |
|
1182 |
entry_1 = ((ldt_info.base_addr & 0x0000ffff) << 16) | |
1183 |
(ldt_info.limit & 0x0ffff);
|
1184 |
entry_2 = (ldt_info.base_addr & 0xff000000) |
|
1185 |
((ldt_info.base_addr & 0x00ff0000) >> 16) | |
1186 |
(ldt_info.limit & 0xf0000) |
|
1187 |
((read_exec_only ^ 1) << 9) | |
1188 |
(contents << 10) |
|
1189 |
((seg_not_present ^ 1) << 15) | |
1190 |
(seg_32bit << 22) |
|
1191 |
(limit_in_pages << 23) |
|
1192 |
0x7000;
|
1193 |
if (!oldmode)
|
1194 |
entry_2 |= (useable << 20);
|
1195 |
|
1196 |
/* Install the new entry ... */
|
1197 |
install:
|
1198 |
lp = (uint32_t *)(ldt_table + (ldt_info.entry_number << 3));
|
1199 |
lp[0] = tswap32(entry_1);
|
1200 |
lp[1] = tswap32(entry_2);
|
1201 |
return 0; |
1202 |
} |
1203 |
|
1204 |
/* specific and weird i386 syscalls */
|
1205 |
int do_modify_ldt(CPUX86State *env, int func, void *ptr, unsigned long bytecount) |
1206 |
{ |
1207 |
int ret = -ENOSYS;
|
1208 |
|
1209 |
switch (func) {
|
1210 |
case 0: |
1211 |
ret = read_ldt(ptr, bytecount); |
1212 |
break;
|
1213 |
case 1: |
1214 |
ret = write_ldt(env, ptr, bytecount, 1);
|
1215 |
break;
|
1216 |
case 0x11: |
1217 |
ret = write_ldt(env, ptr, bytecount, 0);
|
1218 |
break;
|
1219 |
} |
1220 |
return ret;
|
1221 |
} |
1222 |
|
1223 |
#endif /* defined(TARGET_I386) */ |
1224 |
|
1225 |
/* this stack is the equivalent of the kernel stack associated with a
|
1226 |
thread/process */
|
1227 |
#define NEW_STACK_SIZE 8192 |
1228 |
|
1229 |
static int clone_func(void *arg) |
1230 |
{ |
1231 |
CPUState *env = arg; |
1232 |
cpu_loop(env); |
1233 |
/* never exits */
|
1234 |
return 0; |
1235 |
} |
1236 |
|
1237 |
int do_fork(CPUState *env, unsigned int flags, unsigned long newsp) |
1238 |
{ |
1239 |
int ret;
|
1240 |
TaskState *ts; |
1241 |
uint8_t *new_stack; |
1242 |
CPUState *new_env; |
1243 |
|
1244 |
if (flags & CLONE_VM) {
|
1245 |
ts = malloc(sizeof(TaskState) + NEW_STACK_SIZE);
|
1246 |
memset(ts, 0, sizeof(TaskState)); |
1247 |
new_stack = ts->stack; |
1248 |
ts->used = 1;
|
1249 |
/* add in task state list */
|
1250 |
ts->next = first_task_state; |
1251 |
first_task_state = ts; |
1252 |
/* we create a new CPU instance. */
|
1253 |
new_env = cpu_init(); |
1254 |
memcpy(new_env, env, sizeof(CPUState));
|
1255 |
#if defined(TARGET_I386)
|
1256 |
if (!newsp)
|
1257 |
newsp = env->regs[R_ESP]; |
1258 |
new_env->regs[R_ESP] = newsp; |
1259 |
new_env->regs[R_EAX] = 0;
|
1260 |
#elif defined(TARGET_ARM)
|
1261 |
if (!newsp)
|
1262 |
newsp = env->regs[13];
|
1263 |
new_env->regs[13] = newsp;
|
1264 |
new_env->regs[0] = 0; |
1265 |
#else
|
1266 |
#error unsupported target CPU
|
1267 |
#endif
|
1268 |
new_env->opaque = ts; |
1269 |
#ifdef __ia64__
|
1270 |
ret = clone2(clone_func, new_stack + NEW_STACK_SIZE, flags, new_env); |
1271 |
#else
|
1272 |
ret = clone(clone_func, new_stack + NEW_STACK_SIZE, flags, new_env); |
1273 |
#endif
|
1274 |
} else {
|
1275 |
/* if no CLONE_VM, we consider it is a fork */
|
1276 |
if ((flags & ~CSIGNAL) != 0) |
1277 |
return -EINVAL;
|
1278 |
ret = fork(); |
1279 |
} |
1280 |
return ret;
|
1281 |
} |
1282 |
|
1283 |
static long do_fcntl(int fd, int cmd, unsigned long arg) |
1284 |
{ |
1285 |
struct flock fl;
|
1286 |
struct target_flock *target_fl = (void *)arg; |
1287 |
long ret;
|
1288 |
|
1289 |
switch(cmd) {
|
1290 |
case TARGET_F_GETLK:
|
1291 |
ret = fcntl(fd, cmd, &fl); |
1292 |
if (ret == 0) { |
1293 |
target_fl->l_type = tswap16(fl.l_type); |
1294 |
target_fl->l_whence = tswap16(fl.l_whence); |
1295 |
target_fl->l_start = tswapl(fl.l_start); |
1296 |
target_fl->l_len = tswapl(fl.l_len); |
1297 |
target_fl->l_pid = tswapl(fl.l_pid); |
1298 |
} |
1299 |
break;
|
1300 |
|
1301 |
case TARGET_F_SETLK:
|
1302 |
case TARGET_F_SETLKW:
|
1303 |
fl.l_type = tswap16(target_fl->l_type); |
1304 |
fl.l_whence = tswap16(target_fl->l_whence); |
1305 |
fl.l_start = tswapl(target_fl->l_start); |
1306 |
fl.l_len = tswapl(target_fl->l_len); |
1307 |
fl.l_pid = tswapl(target_fl->l_pid); |
1308 |
ret = fcntl(fd, cmd, &fl); |
1309 |
break;
|
1310 |
|
1311 |
case TARGET_F_GETLK64:
|
1312 |
case TARGET_F_SETLK64:
|
1313 |
case TARGET_F_SETLKW64:
|
1314 |
ret = -1;
|
1315 |
errno = EINVAL; |
1316 |
break;
|
1317 |
|
1318 |
default:
|
1319 |
ret = fcntl(fd, cmd, arg); |
1320 |
break;
|
1321 |
} |
1322 |
return ret;
|
1323 |
} |
1324 |
|
1325 |
|
1326 |
#define high2lowuid(x) (x)
|
1327 |
#define high2lowgid(x) (x)
|
1328 |
#define low2highuid(x) (x)
|
1329 |
#define low2highgid(x) (x)
|
1330 |
|
1331 |
void syscall_init(void) |
1332 |
{ |
1333 |
IOCTLEntry *ie; |
1334 |
const argtype *arg_type;
|
1335 |
int size;
|
1336 |
|
1337 |
#define STRUCT(name, list...) thunk_register_struct(STRUCT_ ## name, #name, struct_ ## name ## _def); |
1338 |
#define STRUCT_SPECIAL(name) thunk_register_struct_direct(STRUCT_ ## name, #name, &struct_ ## name ## _def); |
1339 |
#include "syscall_types.h" |
1340 |
#undef STRUCT
|
1341 |
#undef STRUCT_SPECIAL
|
1342 |
|
1343 |
/* we patch the ioctl size if necessary. We rely on the fact that
|
1344 |
no ioctl has all the bits at '1' in the size field */
|
1345 |
ie = ioctl_entries; |
1346 |
while (ie->target_cmd != 0) { |
1347 |
if (((ie->target_cmd >> TARGET_IOC_SIZESHIFT) & TARGET_IOC_SIZEMASK) ==
|
1348 |
TARGET_IOC_SIZEMASK) { |
1349 |
arg_type = ie->arg_type; |
1350 |
if (arg_type[0] != TYPE_PTR) { |
1351 |
fprintf(stderr, "cannot patch size for ioctl 0x%x\n",
|
1352 |
ie->target_cmd); |
1353 |
exit(1);
|
1354 |
} |
1355 |
arg_type++; |
1356 |
size = thunk_type_size(arg_type, 0);
|
1357 |
ie->target_cmd = (ie->target_cmd & |
1358 |
~(TARGET_IOC_SIZEMASK << TARGET_IOC_SIZESHIFT)) | |
1359 |
(size << TARGET_IOC_SIZESHIFT); |
1360 |
} |
1361 |
/* automatic consistency check if same arch */
|
1362 |
#if defined(__i386__) && defined(TARGET_I386)
|
1363 |
if (ie->target_cmd != ie->host_cmd) {
|
1364 |
fprintf(stderr, "ERROR: ioctl: target=0x%x host=0x%x\n",
|
1365 |
ie->target_cmd, ie->host_cmd); |
1366 |
} |
1367 |
#endif
|
1368 |
ie++; |
1369 |
} |
1370 |
} |
1371 |
|
1372 |
long do_syscall(void *cpu_env, int num, long arg1, long arg2, long arg3, |
1373 |
long arg4, long arg5, long arg6) |
1374 |
{ |
1375 |
long ret;
|
1376 |
struct stat st;
|
1377 |
struct kernel_statfs *stfs;
|
1378 |
|
1379 |
#ifdef DEBUG
|
1380 |
gemu_log("syscall %d\n", num);
|
1381 |
#endif
|
1382 |
switch(num) {
|
1383 |
case TARGET_NR_exit:
|
1384 |
#ifdef HAVE_GPROF
|
1385 |
_mcleanup(); |
1386 |
#endif
|
1387 |
/* XXX: should free thread stack and CPU env */
|
1388 |
_exit(arg1); |
1389 |
ret = 0; /* avoid warning */ |
1390 |
break;
|
1391 |
case TARGET_NR_read:
|
1392 |
page_unprotect_range((void *)arg2, arg3);
|
1393 |
ret = get_errno(read(arg1, (void *)arg2, arg3));
|
1394 |
break;
|
1395 |
case TARGET_NR_write:
|
1396 |
ret = get_errno(write(arg1, (void *)arg2, arg3));
|
1397 |
break;
|
1398 |
case TARGET_NR_open:
|
1399 |
ret = get_errno(open(path((const char *)arg1), arg2, arg3)); |
1400 |
break;
|
1401 |
case TARGET_NR_close:
|
1402 |
ret = get_errno(close(arg1)); |
1403 |
break;
|
1404 |
case TARGET_NR_brk:
|
1405 |
ret = do_brk((char *)arg1);
|
1406 |
break;
|
1407 |
case TARGET_NR_fork:
|
1408 |
ret = get_errno(do_fork(cpu_env, SIGCHLD, 0));
|
1409 |
break;
|
1410 |
case TARGET_NR_waitpid:
|
1411 |
{ |
1412 |
int *status = (int *)arg2; |
1413 |
ret = get_errno(waitpid(arg1, status, arg3)); |
1414 |
if (!is_error(ret) && status)
|
1415 |
tswapls((long *)&status);
|
1416 |
} |
1417 |
break;
|
1418 |
case TARGET_NR_creat:
|
1419 |
ret = get_errno(creat((const char *)arg1, arg2)); |
1420 |
break;
|
1421 |
case TARGET_NR_link:
|
1422 |
ret = get_errno(link((const char *)arg1, (const char *)arg2)); |
1423 |
break;
|
1424 |
case TARGET_NR_unlink:
|
1425 |
ret = get_errno(unlink((const char *)arg1)); |
1426 |
break;
|
1427 |
case TARGET_NR_execve:
|
1428 |
{ |
1429 |
char **argp, **envp;
|
1430 |
int argc, envc;
|
1431 |
uint32_t *p; |
1432 |
char **q;
|
1433 |
|
1434 |
argc = 0;
|
1435 |
for (p = (void *)arg2; *p; p++) |
1436 |
argc++; |
1437 |
envc = 0;
|
1438 |
for (p = (void *)arg3; *p; p++) |
1439 |
envc++; |
1440 |
|
1441 |
argp = alloca((argc + 1) * sizeof(void *)); |
1442 |
envp = alloca((envc + 1) * sizeof(void *)); |
1443 |
|
1444 |
for (p = (void *)arg2, q = argp; *p; p++, q++) |
1445 |
*q = (void *)tswap32(*p);
|
1446 |
*q = NULL;
|
1447 |
|
1448 |
for (p = (void *)arg3, q = envp; *p; p++, q++) |
1449 |
*q = (void *)tswap32(*p);
|
1450 |
*q = NULL;
|
1451 |
|
1452 |
ret = get_errno(execve((const char *)arg1, argp, envp)); |
1453 |
} |
1454 |
break;
|
1455 |
case TARGET_NR_chdir:
|
1456 |
ret = get_errno(chdir((const char *)arg1)); |
1457 |
break;
|
1458 |
case TARGET_NR_time:
|
1459 |
{ |
1460 |
int *time_ptr = (int *)arg1; |
1461 |
ret = get_errno(time((time_t *)time_ptr)); |
1462 |
if (!is_error(ret) && time_ptr)
|
1463 |
tswap32s(time_ptr); |
1464 |
} |
1465 |
break;
|
1466 |
case TARGET_NR_mknod:
|
1467 |
ret = get_errno(mknod((const char *)arg1, arg2, arg3)); |
1468 |
break;
|
1469 |
case TARGET_NR_chmod:
|
1470 |
ret = get_errno(chmod((const char *)arg1, arg2)); |
1471 |
break;
|
1472 |
case TARGET_NR_lchown:
|
1473 |
ret = get_errno(chown((const char *)arg1, arg2, arg3)); |
1474 |
break;
|
1475 |
case TARGET_NR_break:
|
1476 |
goto unimplemented;
|
1477 |
case TARGET_NR_oldstat:
|
1478 |
goto unimplemented;
|
1479 |
case TARGET_NR_lseek:
|
1480 |
ret = get_errno(lseek(arg1, arg2, arg3)); |
1481 |
break;
|
1482 |
case TARGET_NR_getpid:
|
1483 |
ret = get_errno(getpid()); |
1484 |
break;
|
1485 |
case TARGET_NR_mount:
|
1486 |
/* need to look at the data field */
|
1487 |
goto unimplemented;
|
1488 |
case TARGET_NR_umount:
|
1489 |
ret = get_errno(umount((const char *)arg1)); |
1490 |
break;
|
1491 |
case TARGET_NR_setuid:
|
1492 |
ret = get_errno(setuid(low2highuid(arg1))); |
1493 |
break;
|
1494 |
case TARGET_NR_getuid:
|
1495 |
ret = get_errno(getuid()); |
1496 |
break;
|
1497 |
case TARGET_NR_stime:
|
1498 |
{ |
1499 |
int *time_ptr = (int *)arg1; |
1500 |
if (time_ptr)
|
1501 |
tswap32s(time_ptr); |
1502 |
ret = get_errno(stime((time_t *)time_ptr)); |
1503 |
} |
1504 |
break;
|
1505 |
case TARGET_NR_ptrace:
|
1506 |
goto unimplemented;
|
1507 |
case TARGET_NR_alarm:
|
1508 |
ret = alarm(arg1); |
1509 |
break;
|
1510 |
case TARGET_NR_oldfstat:
|
1511 |
goto unimplemented;
|
1512 |
case TARGET_NR_pause:
|
1513 |
ret = get_errno(pause()); |
1514 |
break;
|
1515 |
case TARGET_NR_utime:
|
1516 |
goto unimplemented;
|
1517 |
case TARGET_NR_stty:
|
1518 |
goto unimplemented;
|
1519 |
case TARGET_NR_gtty:
|
1520 |
goto unimplemented;
|
1521 |
case TARGET_NR_access:
|
1522 |
ret = get_errno(access((const char *)arg1, arg2)); |
1523 |
break;
|
1524 |
case TARGET_NR_nice:
|
1525 |
ret = get_errno(nice(arg1)); |
1526 |
break;
|
1527 |
case TARGET_NR_ftime:
|
1528 |
goto unimplemented;
|
1529 |
case TARGET_NR_sync:
|
1530 |
sync(); |
1531 |
ret = 0;
|
1532 |
break;
|
1533 |
case TARGET_NR_kill:
|
1534 |
ret = get_errno(kill(arg1, arg2)); |
1535 |
break;
|
1536 |
case TARGET_NR_rename:
|
1537 |
ret = get_errno(rename((const char *)arg1, (const char *)arg2)); |
1538 |
break;
|
1539 |
case TARGET_NR_mkdir:
|
1540 |
ret = get_errno(mkdir((const char *)arg1, arg2)); |
1541 |
break;
|
1542 |
case TARGET_NR_rmdir:
|
1543 |
ret = get_errno(rmdir((const char *)arg1)); |
1544 |
break;
|
1545 |
case TARGET_NR_dup:
|
1546 |
ret = get_errno(dup(arg1)); |
1547 |
break;
|
1548 |
case TARGET_NR_pipe:
|
1549 |
{ |
1550 |
int *pipe_ptr = (int *)arg1; |
1551 |
ret = get_errno(pipe(pipe_ptr)); |
1552 |
if (!is_error(ret)) {
|
1553 |
tswap32s(&pipe_ptr[0]);
|
1554 |
tswap32s(&pipe_ptr[1]);
|
1555 |
} |
1556 |
} |
1557 |
break;
|
1558 |
case TARGET_NR_times:
|
1559 |
{ |
1560 |
struct target_tms *tmsp = (void *)arg1; |
1561 |
struct tms tms;
|
1562 |
ret = get_errno(times(&tms)); |
1563 |
if (tmsp) {
|
1564 |
tmsp->tms_utime = tswapl(host_to_target_clock_t(tms.tms_utime)); |
1565 |
tmsp->tms_stime = tswapl(host_to_target_clock_t(tms.tms_stime)); |
1566 |
tmsp->tms_cutime = tswapl(host_to_target_clock_t(tms.tms_cutime)); |
1567 |
tmsp->tms_cstime = tswapl(host_to_target_clock_t(tms.tms_cstime)); |
1568 |
} |
1569 |
if (!is_error(ret))
|
1570 |
ret = host_to_target_clock_t(ret); |
1571 |
} |
1572 |
break;
|
1573 |
case TARGET_NR_prof:
|
1574 |
goto unimplemented;
|
1575 |
case TARGET_NR_setgid:
|
1576 |
ret = get_errno(setgid(low2highgid(arg1))); |
1577 |
break;
|
1578 |
case TARGET_NR_getgid:
|
1579 |
ret = get_errno(getgid()); |
1580 |
break;
|
1581 |
case TARGET_NR_signal:
|
1582 |
goto unimplemented;
|
1583 |
case TARGET_NR_geteuid:
|
1584 |
ret = get_errno(geteuid()); |
1585 |
break;
|
1586 |
case TARGET_NR_getegid:
|
1587 |
ret = get_errno(getegid()); |
1588 |
break;
|
1589 |
case TARGET_NR_acct:
|
1590 |
goto unimplemented;
|
1591 |
case TARGET_NR_umount2:
|
1592 |
ret = get_errno(umount2((const char *)arg1, arg2)); |
1593 |
break;
|
1594 |
case TARGET_NR_lock:
|
1595 |
goto unimplemented;
|
1596 |
case TARGET_NR_ioctl:
|
1597 |
ret = do_ioctl(arg1, arg2, arg3); |
1598 |
break;
|
1599 |
case TARGET_NR_fcntl:
|
1600 |
ret = get_errno(do_fcntl(arg1, arg2, arg3)); |
1601 |
break;
|
1602 |
case TARGET_NR_mpx:
|
1603 |
goto unimplemented;
|
1604 |
case TARGET_NR_setpgid:
|
1605 |
ret = get_errno(setpgid(arg1, arg2)); |
1606 |
break;
|
1607 |
case TARGET_NR_ulimit:
|
1608 |
goto unimplemented;
|
1609 |
case TARGET_NR_oldolduname:
|
1610 |
goto unimplemented;
|
1611 |
case TARGET_NR_umask:
|
1612 |
ret = get_errno(umask(arg1)); |
1613 |
break;
|
1614 |
case TARGET_NR_chroot:
|
1615 |
ret = get_errno(chroot((const char *)arg1)); |
1616 |
break;
|
1617 |
case TARGET_NR_ustat:
|
1618 |
goto unimplemented;
|
1619 |
case TARGET_NR_dup2:
|
1620 |
ret = get_errno(dup2(arg1, arg2)); |
1621 |
break;
|
1622 |
case TARGET_NR_getppid:
|
1623 |
ret = get_errno(getppid()); |
1624 |
break;
|
1625 |
case TARGET_NR_getpgrp:
|
1626 |
ret = get_errno(getpgrp()); |
1627 |
break;
|
1628 |
case TARGET_NR_setsid:
|
1629 |
ret = get_errno(setsid()); |
1630 |
break;
|
1631 |
case TARGET_NR_sigaction:
|
1632 |
{ |
1633 |
struct target_old_sigaction *old_act = (void *)arg2; |
1634 |
struct target_old_sigaction *old_oact = (void *)arg3; |
1635 |
struct target_sigaction act, oact, *pact;
|
1636 |
if (old_act) {
|
1637 |
act._sa_handler = old_act->_sa_handler; |
1638 |
target_siginitset(&act.sa_mask, old_act->sa_mask); |
1639 |
act.sa_flags = old_act->sa_flags; |
1640 |
act.sa_restorer = old_act->sa_restorer; |
1641 |
pact = &act; |
1642 |
} else {
|
1643 |
pact = NULL;
|
1644 |
} |
1645 |
ret = get_errno(do_sigaction(arg1, pact, &oact)); |
1646 |
if (!is_error(ret) && old_oact) {
|
1647 |
old_oact->_sa_handler = oact._sa_handler; |
1648 |
old_oact->sa_mask = oact.sa_mask.sig[0];
|
1649 |
old_oact->sa_flags = oact.sa_flags; |
1650 |
old_oact->sa_restorer = oact.sa_restorer; |
1651 |
} |
1652 |
} |
1653 |
break;
|
1654 |
case TARGET_NR_rt_sigaction:
|
1655 |
ret = get_errno(do_sigaction(arg1, (void *)arg2, (void *)arg3)); |
1656 |
break;
|
1657 |
case TARGET_NR_sgetmask:
|
1658 |
{ |
1659 |
sigset_t cur_set; |
1660 |
target_ulong target_set; |
1661 |
sigprocmask(0, NULL, &cur_set); |
1662 |
host_to_target_old_sigset(&target_set, &cur_set); |
1663 |
ret = target_set; |
1664 |
} |
1665 |
break;
|
1666 |
case TARGET_NR_ssetmask:
|
1667 |
{ |
1668 |
sigset_t set, oset, cur_set; |
1669 |
target_ulong target_set = arg1; |
1670 |
sigprocmask(0, NULL, &cur_set); |
1671 |
target_to_host_old_sigset(&set, &target_set); |
1672 |
sigorset(&set, &set, &cur_set); |
1673 |
sigprocmask(SIG_SETMASK, &set, &oset); |
1674 |
host_to_target_old_sigset(&target_set, &oset); |
1675 |
ret = target_set; |
1676 |
} |
1677 |
break;
|
1678 |
case TARGET_NR_sigprocmask:
|
1679 |
{ |
1680 |
int how = arg1;
|
1681 |
sigset_t set, oldset, *set_ptr; |
1682 |
target_ulong *pset = (void *)arg2, *poldset = (void *)arg3; |
1683 |
|
1684 |
if (pset) {
|
1685 |
switch(how) {
|
1686 |
case TARGET_SIG_BLOCK:
|
1687 |
how = SIG_BLOCK; |
1688 |
break;
|
1689 |
case TARGET_SIG_UNBLOCK:
|
1690 |
how = SIG_UNBLOCK; |
1691 |
break;
|
1692 |
case TARGET_SIG_SETMASK:
|
1693 |
how = SIG_SETMASK; |
1694 |
break;
|
1695 |
default:
|
1696 |
ret = -EINVAL; |
1697 |
goto fail;
|
1698 |
} |
1699 |
target_to_host_old_sigset(&set, pset); |
1700 |
set_ptr = &set; |
1701 |
} else {
|
1702 |
how = 0;
|
1703 |
set_ptr = NULL;
|
1704 |
} |
1705 |
ret = get_errno(sigprocmask(arg1, set_ptr, &oldset)); |
1706 |
if (!is_error(ret) && poldset) {
|
1707 |
host_to_target_old_sigset(poldset, &oldset); |
1708 |
} |
1709 |
} |
1710 |
break;
|
1711 |
case TARGET_NR_rt_sigprocmask:
|
1712 |
{ |
1713 |
int how = arg1;
|
1714 |
sigset_t set, oldset, *set_ptr; |
1715 |
target_sigset_t *pset = (void *)arg2;
|
1716 |
target_sigset_t *poldset = (void *)arg3;
|
1717 |
|
1718 |
if (pset) {
|
1719 |
switch(how) {
|
1720 |
case TARGET_SIG_BLOCK:
|
1721 |
how = SIG_BLOCK; |
1722 |
break;
|
1723 |
case TARGET_SIG_UNBLOCK:
|
1724 |
how = SIG_UNBLOCK; |
1725 |
break;
|
1726 |
case TARGET_SIG_SETMASK:
|
1727 |
how = SIG_SETMASK; |
1728 |
break;
|
1729 |
default:
|
1730 |
ret = -EINVAL; |
1731 |
goto fail;
|
1732 |
} |
1733 |
target_to_host_sigset(&set, pset); |
1734 |
set_ptr = &set; |
1735 |
} else {
|
1736 |
how = 0;
|
1737 |
set_ptr = NULL;
|
1738 |
} |
1739 |
ret = get_errno(sigprocmask(how, set_ptr, &oldset)); |
1740 |
if (!is_error(ret) && poldset) {
|
1741 |
host_to_target_sigset(poldset, &oldset); |
1742 |
} |
1743 |
} |
1744 |
break;
|
1745 |
case TARGET_NR_sigpending:
|
1746 |
{ |
1747 |
sigset_t set; |
1748 |
ret = get_errno(sigpending(&set)); |
1749 |
if (!is_error(ret)) {
|
1750 |
host_to_target_old_sigset((target_ulong *)arg1, &set); |
1751 |
} |
1752 |
} |
1753 |
break;
|
1754 |
case TARGET_NR_rt_sigpending:
|
1755 |
{ |
1756 |
sigset_t set; |
1757 |
ret = get_errno(sigpending(&set)); |
1758 |
if (!is_error(ret)) {
|
1759 |
host_to_target_sigset((target_sigset_t *)arg1, &set); |
1760 |
} |
1761 |
} |
1762 |
break;
|
1763 |
case TARGET_NR_sigsuspend:
|
1764 |
{ |
1765 |
sigset_t set; |
1766 |
target_to_host_old_sigset(&set, (target_ulong *)arg1); |
1767 |
ret = get_errno(sigsuspend(&set)); |
1768 |
} |
1769 |
break;
|
1770 |
case TARGET_NR_rt_sigsuspend:
|
1771 |
{ |
1772 |
sigset_t set; |
1773 |
target_to_host_sigset(&set, (target_sigset_t *)arg1); |
1774 |
ret = get_errno(sigsuspend(&set)); |
1775 |
} |
1776 |
break;
|
1777 |
case TARGET_NR_rt_sigtimedwait:
|
1778 |
{ |
1779 |
target_sigset_t *target_set = (void *)arg1;
|
1780 |
target_siginfo_t *target_uinfo = (void *)arg2;
|
1781 |
struct target_timespec *target_uts = (void *)arg3; |
1782 |
sigset_t set; |
1783 |
struct timespec uts, *puts;
|
1784 |
siginfo_t uinfo; |
1785 |
|
1786 |
target_to_host_sigset(&set, target_set); |
1787 |
if (target_uts) {
|
1788 |
puts = &uts; |
1789 |
puts->tv_sec = tswapl(target_uts->tv_sec); |
1790 |
puts->tv_nsec = tswapl(target_uts->tv_nsec); |
1791 |
} else {
|
1792 |
puts = NULL;
|
1793 |
} |
1794 |
ret = get_errno(sigtimedwait(&set, &uinfo, puts)); |
1795 |
if (!is_error(ret) && target_uinfo) {
|
1796 |
host_to_target_siginfo(target_uinfo, &uinfo); |
1797 |
} |
1798 |
} |
1799 |
break;
|
1800 |
case TARGET_NR_rt_sigqueueinfo:
|
1801 |
{ |
1802 |
siginfo_t uinfo; |
1803 |
target_to_host_siginfo(&uinfo, (target_siginfo_t *)arg3); |
1804 |
ret = get_errno(sys_rt_sigqueueinfo(arg1, arg2, &uinfo)); |
1805 |
} |
1806 |
break;
|
1807 |
case TARGET_NR_sigreturn:
|
1808 |
/* NOTE: ret is eax, so not transcoding must be done */
|
1809 |
ret = do_sigreturn(cpu_env); |
1810 |
break;
|
1811 |
case TARGET_NR_rt_sigreturn:
|
1812 |
/* NOTE: ret is eax, so not transcoding must be done */
|
1813 |
ret = do_rt_sigreturn(cpu_env); |
1814 |
break;
|
1815 |
case TARGET_NR_setreuid:
|
1816 |
ret = get_errno(setreuid(arg1, arg2)); |
1817 |
break;
|
1818 |
case TARGET_NR_setregid:
|
1819 |
ret = get_errno(setregid(arg1, arg2)); |
1820 |
break;
|
1821 |
case TARGET_NR_sethostname:
|
1822 |
ret = get_errno(sethostname((const char *)arg1, arg2)); |
1823 |
break;
|
1824 |
case TARGET_NR_setrlimit:
|
1825 |
{ |
1826 |
/* XXX: convert resource ? */
|
1827 |
int resource = arg1;
|
1828 |
struct target_rlimit *target_rlim = (void *)arg2; |
1829 |
struct rlimit rlim;
|
1830 |
rlim.rlim_cur = tswapl(target_rlim->rlim_cur); |
1831 |
rlim.rlim_max = tswapl(target_rlim->rlim_max); |
1832 |
ret = get_errno(setrlimit(resource, &rlim)); |
1833 |
} |
1834 |
break;
|
1835 |
case TARGET_NR_getrlimit:
|
1836 |
{ |
1837 |
/* XXX: convert resource ? */
|
1838 |
int resource = arg1;
|
1839 |
struct target_rlimit *target_rlim = (void *)arg2; |
1840 |
struct rlimit rlim;
|
1841 |
|
1842 |
ret = get_errno(getrlimit(resource, &rlim)); |
1843 |
if (!is_error(ret)) {
|
1844 |
target_rlim->rlim_cur = tswapl(rlim.rlim_cur); |
1845 |
target_rlim->rlim_max = tswapl(rlim.rlim_max); |
1846 |
} |
1847 |
} |
1848 |
break;
|
1849 |
case TARGET_NR_getrusage:
|
1850 |
{ |
1851 |
struct rusage rusage;
|
1852 |
struct target_rusage *target_rusage = (void *)arg2; |
1853 |
ret = get_errno(getrusage(arg1, &rusage)); |
1854 |
if (!is_error(ret)) {
|
1855 |
host_to_target_rusage(target_rusage, &rusage); |
1856 |
} |
1857 |
} |
1858 |
break;
|
1859 |
case TARGET_NR_gettimeofday:
|
1860 |
{ |
1861 |
struct target_timeval *target_tv = (void *)arg1; |
1862 |
struct timeval tv;
|
1863 |
ret = get_errno(gettimeofday(&tv, NULL));
|
1864 |
if (!is_error(ret)) {
|
1865 |
host_to_target_timeval(target_tv, &tv); |
1866 |
} |
1867 |
} |
1868 |
break;
|
1869 |
case TARGET_NR_settimeofday:
|
1870 |
{ |
1871 |
struct target_timeval *target_tv = (void *)arg1; |
1872 |
struct timeval tv;
|
1873 |
target_to_host_timeval(&tv, target_tv); |
1874 |
ret = get_errno(settimeofday(&tv, NULL));
|
1875 |
} |
1876 |
break;
|
1877 |
case TARGET_NR_getgroups:
|
1878 |
{ |
1879 |
int gidsetsize = arg1;
|
1880 |
uint16_t *target_grouplist = (void *)arg2;
|
1881 |
gid_t *grouplist; |
1882 |
int i;
|
1883 |
|
1884 |
grouplist = alloca(gidsetsize * sizeof(gid_t));
|
1885 |
ret = get_errno(getgroups(gidsetsize, grouplist)); |
1886 |
if (!is_error(ret)) {
|
1887 |
for(i = 0;i < gidsetsize; i++) |
1888 |
target_grouplist[i] = tswap16(grouplist[i]); |
1889 |
} |
1890 |
} |
1891 |
break;
|
1892 |
case TARGET_NR_setgroups:
|
1893 |
{ |
1894 |
int gidsetsize = arg1;
|
1895 |
uint16_t *target_grouplist = (void *)arg2;
|
1896 |
gid_t *grouplist; |
1897 |
int i;
|
1898 |
|
1899 |
grouplist = alloca(gidsetsize * sizeof(gid_t));
|
1900 |
for(i = 0;i < gidsetsize; i++) |
1901 |
grouplist[i] = tswap16(target_grouplist[i]); |
1902 |
ret = get_errno(setgroups(gidsetsize, grouplist)); |
1903 |
} |
1904 |
break;
|
1905 |
case TARGET_NR_select:
|
1906 |
{ |
1907 |
struct target_sel_arg_struct *sel = (void *)arg1; |
1908 |
sel->n = tswapl(sel->n); |
1909 |
sel->inp = tswapl(sel->inp); |
1910 |
sel->outp = tswapl(sel->outp); |
1911 |
sel->exp = tswapl(sel->exp); |
1912 |
sel->tvp = tswapl(sel->tvp); |
1913 |
ret = do_select(sel->n, (void *)sel->inp, (void *)sel->outp, |
1914 |
(void *)sel->exp, (void *)sel->tvp); |
1915 |
} |
1916 |
break;
|
1917 |
case TARGET_NR_symlink:
|
1918 |
ret = get_errno(symlink((const char *)arg1, (const char *)arg2)); |
1919 |
break;
|
1920 |
case TARGET_NR_oldlstat:
|
1921 |
goto unimplemented;
|
1922 |
case TARGET_NR_readlink:
|
1923 |
ret = get_errno(readlink(path((const char *)arg1), (char *)arg2, arg3)); |
1924 |
break;
|
1925 |
case TARGET_NR_uselib:
|
1926 |
goto unimplemented;
|
1927 |
case TARGET_NR_swapon:
|
1928 |
ret = get_errno(swapon((const char *)arg1, arg2)); |
1929 |
break;
|
1930 |
case TARGET_NR_reboot:
|
1931 |
goto unimplemented;
|
1932 |
case TARGET_NR_readdir:
|
1933 |
goto unimplemented;
|
1934 |
case TARGET_NR_mmap:
|
1935 |
#if defined(TARGET_I386) || defined(TARGET_ARM)
|
1936 |
{ |
1937 |
uint32_t v1, v2, v3, v4, v5, v6, *vptr; |
1938 |
vptr = (uint32_t *)arg1; |
1939 |
v1 = tswap32(vptr[0]);
|
1940 |
v2 = tswap32(vptr[1]);
|
1941 |
v3 = tswap32(vptr[2]);
|
1942 |
v4 = tswap32(vptr[3]);
|
1943 |
v5 = tswap32(vptr[4]);
|
1944 |
v6 = tswap32(vptr[5]);
|
1945 |
ret = get_errno(target_mmap(v1, v2, v3, |
1946 |
target_to_host_bitmask(v4, mmap_flags_tbl), |
1947 |
v5, v6)); |
1948 |
} |
1949 |
#else
|
1950 |
ret = get_errno(target_mmap(arg1, arg2, arg3, |
1951 |
target_to_host_bitmask(arg4, mmap_flags_tbl), |
1952 |
arg5, |
1953 |
arg6)); |
1954 |
#endif
|
1955 |
break;
|
1956 |
case TARGET_NR_mmap2:
|
1957 |
ret = get_errno(target_mmap(arg1, arg2, arg3, |
1958 |
target_to_host_bitmask(arg4, mmap_flags_tbl), |
1959 |
arg5, |
1960 |
arg6 << TARGET_PAGE_BITS)); |
1961 |
break;
|
1962 |
case TARGET_NR_munmap:
|
1963 |
ret = get_errno(target_munmap(arg1, arg2)); |
1964 |
break;
|
1965 |
case TARGET_NR_mprotect:
|
1966 |
ret = get_errno(target_mprotect(arg1, arg2, arg3)); |
1967 |
break;
|
1968 |
case TARGET_NR_mremap:
|
1969 |
ret = get_errno(target_mremap(arg1, arg2, arg3, arg4, arg5)); |
1970 |
break;
|
1971 |
case TARGET_NR_msync:
|
1972 |
ret = get_errno(msync((void *)arg1, arg2, arg3));
|
1973 |
break;
|
1974 |
case TARGET_NR_mlock:
|
1975 |
ret = get_errno(mlock((void *)arg1, arg2));
|
1976 |
break;
|
1977 |
case TARGET_NR_munlock:
|
1978 |
ret = get_errno(munlock((void *)arg1, arg2));
|
1979 |
break;
|
1980 |
case TARGET_NR_mlockall:
|
1981 |
ret = get_errno(mlockall(arg1)); |
1982 |
break;
|
1983 |
case TARGET_NR_munlockall:
|
1984 |
ret = get_errno(munlockall()); |
1985 |
break;
|
1986 |
case TARGET_NR_truncate:
|
1987 |
ret = get_errno(truncate((const char *)arg1, arg2)); |
1988 |
break;
|
1989 |
case TARGET_NR_ftruncate:
|
1990 |
ret = get_errno(ftruncate(arg1, arg2)); |
1991 |
break;
|
1992 |
case TARGET_NR_fchmod:
|
1993 |
ret = get_errno(fchmod(arg1, arg2)); |
1994 |
break;
|
1995 |
case TARGET_NR_fchown:
|
1996 |
ret = get_errno(fchown(arg1, arg2, arg3)); |
1997 |
break;
|
1998 |
case TARGET_NR_getpriority:
|
1999 |
ret = get_errno(getpriority(arg1, arg2)); |
2000 |
break;
|
2001 |
case TARGET_NR_setpriority:
|
2002 |
ret = get_errno(setpriority(arg1, arg2, arg3)); |
2003 |
break;
|
2004 |
case TARGET_NR_profil:
|
2005 |
goto unimplemented;
|
2006 |
case TARGET_NR_statfs:
|
2007 |
stfs = (void *)arg2;
|
2008 |
ret = get_errno(sys_statfs(path((const char *)arg1), stfs)); |
2009 |
convert_statfs:
|
2010 |
if (!is_error(ret)) {
|
2011 |
tswap32s(&stfs->f_type); |
2012 |
tswap32s(&stfs->f_bsize); |
2013 |
tswap32s(&stfs->f_blocks); |
2014 |
tswap32s(&stfs->f_bfree); |
2015 |
tswap32s(&stfs->f_bavail); |
2016 |
tswap32s(&stfs->f_files); |
2017 |
tswap32s(&stfs->f_ffree); |
2018 |
tswap32s(&stfs->f_fsid.val[0]);
|
2019 |
tswap32s(&stfs->f_fsid.val[1]);
|
2020 |
tswap32s(&stfs->f_namelen); |
2021 |
} |
2022 |
break;
|
2023 |
case TARGET_NR_fstatfs:
|
2024 |
stfs = (void *)arg2;
|
2025 |
ret = get_errno(sys_fstatfs(arg1, stfs)); |
2026 |
goto convert_statfs;
|
2027 |
case TARGET_NR_ioperm:
|
2028 |
goto unimplemented;
|
2029 |
case TARGET_NR_socketcall:
|
2030 |
ret = do_socketcall(arg1, (int32_t *)arg2); |
2031 |
break;
|
2032 |
case TARGET_NR_syslog:
|
2033 |
goto unimplemented;
|
2034 |
case TARGET_NR_setitimer:
|
2035 |
{ |
2036 |
struct target_itimerval *target_value = (void *)arg2; |
2037 |
struct target_itimerval *target_ovalue = (void *)arg3; |
2038 |
struct itimerval value, ovalue, *pvalue;
|
2039 |
|
2040 |
if (target_value) {
|
2041 |
pvalue = &value; |
2042 |
target_to_host_timeval(&pvalue->it_interval, |
2043 |
&target_value->it_interval); |
2044 |
target_to_host_timeval(&pvalue->it_value, |
2045 |
&target_value->it_value); |
2046 |
} else {
|
2047 |
pvalue = NULL;
|
2048 |
} |
2049 |
ret = get_errno(setitimer(arg1, pvalue, &ovalue)); |
2050 |
if (!is_error(ret) && target_ovalue) {
|
2051 |
host_to_target_timeval(&target_ovalue->it_interval, |
2052 |
&ovalue.it_interval); |
2053 |
host_to_target_timeval(&target_ovalue->it_value, |
2054 |
&ovalue.it_value); |
2055 |
} |
2056 |
} |
2057 |
break;
|
2058 |
case TARGET_NR_getitimer:
|
2059 |
{ |
2060 |
struct target_itimerval *target_value = (void *)arg2; |
2061 |
struct itimerval value;
|
2062 |
|
2063 |
ret = get_errno(getitimer(arg1, &value)); |
2064 |
if (!is_error(ret) && target_value) {
|
2065 |
host_to_target_timeval(&target_value->it_interval, |
2066 |
&value.it_interval); |
2067 |
host_to_target_timeval(&target_value->it_value, |
2068 |
&value.it_value); |
2069 |
} |
2070 |
} |
2071 |
break;
|
2072 |
case TARGET_NR_stat:
|
2073 |
ret = get_errno(stat(path((const char *)arg1), &st)); |
2074 |
goto do_stat;
|
2075 |
case TARGET_NR_lstat:
|
2076 |
ret = get_errno(lstat(path((const char *)arg1), &st)); |
2077 |
goto do_stat;
|
2078 |
case TARGET_NR_fstat:
|
2079 |
{ |
2080 |
ret = get_errno(fstat(arg1, &st)); |
2081 |
do_stat:
|
2082 |
if (!is_error(ret)) {
|
2083 |
struct target_stat *target_st = (void *)arg2; |
2084 |
target_st->st_dev = tswap16(st.st_dev); |
2085 |
target_st->st_ino = tswapl(st.st_ino); |
2086 |
target_st->st_mode = tswap16(st.st_mode); |
2087 |
target_st->st_nlink = tswap16(st.st_nlink); |
2088 |
target_st->st_uid = tswap16(st.st_uid); |
2089 |
target_st->st_gid = tswap16(st.st_gid); |
2090 |
target_st->st_rdev = tswap16(st.st_rdev); |
2091 |
target_st->st_size = tswapl(st.st_size); |
2092 |
target_st->st_blksize = tswapl(st.st_blksize); |
2093 |
target_st->st_blocks = tswapl(st.st_blocks); |
2094 |
target_st->target_st_atime = tswapl(st.st_atime); |
2095 |
target_st->target_st_mtime = tswapl(st.st_mtime); |
2096 |
target_st->target_st_ctime = tswapl(st.st_ctime); |
2097 |
} |
2098 |
} |
2099 |
break;
|
2100 |
case TARGET_NR_olduname:
|
2101 |
goto unimplemented;
|
2102 |
case TARGET_NR_iopl:
|
2103 |
goto unimplemented;
|
2104 |
case TARGET_NR_vhangup:
|
2105 |
ret = get_errno(vhangup()); |
2106 |
break;
|
2107 |
case TARGET_NR_idle:
|
2108 |
goto unimplemented;
|
2109 |
case TARGET_NR_wait4:
|
2110 |
{ |
2111 |
int status;
|
2112 |
target_long *status_ptr = (void *)arg2;
|
2113 |
struct rusage rusage, *rusage_ptr;
|
2114 |
struct target_rusage *target_rusage = (void *)arg4; |
2115 |
if (target_rusage)
|
2116 |
rusage_ptr = &rusage; |
2117 |
else
|
2118 |
rusage_ptr = NULL;
|
2119 |
ret = get_errno(wait4(arg1, &status, arg3, rusage_ptr)); |
2120 |
if (!is_error(ret)) {
|
2121 |
if (status_ptr)
|
2122 |
*status_ptr = tswap32(status); |
2123 |
if (target_rusage) {
|
2124 |
host_to_target_rusage(target_rusage, &rusage); |
2125 |
} |
2126 |
} |
2127 |
} |
2128 |
break;
|
2129 |
case TARGET_NR_swapoff:
|
2130 |
ret = get_errno(swapoff((const char *)arg1)); |
2131 |
break;
|
2132 |
case TARGET_NR_sysinfo:
|
2133 |
goto unimplemented;
|
2134 |
case TARGET_NR_ipc:
|
2135 |
goto unimplemented;
|
2136 |
case TARGET_NR_fsync:
|
2137 |
ret = get_errno(fsync(arg1)); |
2138 |
break;
|
2139 |
case TARGET_NR_clone:
|
2140 |
ret = get_errno(do_fork(cpu_env, arg1, arg2)); |
2141 |
break;
|
2142 |
#ifdef __NR_exit_group
|
2143 |
/* new thread calls */
|
2144 |
case TARGET_NR_exit_group:
|
2145 |
ret = get_errno(exit_group(arg1)); |
2146 |
break;
|
2147 |
#endif
|
2148 |
case TARGET_NR_setdomainname:
|
2149 |
ret = get_errno(setdomainname((const char *)arg1, arg2)); |
2150 |
break;
|
2151 |
case TARGET_NR_uname:
|
2152 |
/* no need to transcode because we use the linux syscall */
|
2153 |
ret = get_errno(sys_uname((struct new_utsname *)arg1));
|
2154 |
break;
|
2155 |
#ifdef TARGET_I386
|
2156 |
case TARGET_NR_modify_ldt:
|
2157 |
ret = get_errno(do_modify_ldt(cpu_env, arg1, (void *)arg2, arg3));
|
2158 |
break;
|
2159 |
case TARGET_NR_vm86old:
|
2160 |
goto unimplemented;
|
2161 |
case TARGET_NR_vm86:
|
2162 |
ret = do_vm86(cpu_env, arg1, (void *)arg2);
|
2163 |
break;
|
2164 |
#endif
|
2165 |
case TARGET_NR_adjtimex:
|
2166 |
goto unimplemented;
|
2167 |
case TARGET_NR_create_module:
|
2168 |
case TARGET_NR_init_module:
|
2169 |
case TARGET_NR_delete_module:
|
2170 |
case TARGET_NR_get_kernel_syms:
|
2171 |
goto unimplemented;
|
2172 |
case TARGET_NR_quotactl:
|
2173 |
goto unimplemented;
|
2174 |
case TARGET_NR_getpgid:
|
2175 |
ret = get_errno(getpgid(arg1)); |
2176 |
break;
|
2177 |
case TARGET_NR_fchdir:
|
2178 |
ret = get_errno(fchdir(arg1)); |
2179 |
break;
|
2180 |
case TARGET_NR_bdflush:
|
2181 |
goto unimplemented;
|
2182 |
case TARGET_NR_sysfs:
|
2183 |
goto unimplemented;
|
2184 |
case TARGET_NR_personality:
|
2185 |
ret = get_errno(personality(arg1)); |
2186 |
break;
|
2187 |
case TARGET_NR_afs_syscall:
|
2188 |
goto unimplemented;
|
2189 |
case TARGET_NR_setfsuid:
|
2190 |
ret = get_errno(setfsuid(arg1)); |
2191 |
break;
|
2192 |
case TARGET_NR_setfsgid:
|
2193 |
ret = get_errno(setfsgid(arg1)); |
2194 |
break;
|
2195 |
case TARGET_NR__llseek:
|
2196 |
{ |
2197 |
int64_t res; |
2198 |
ret = get_errno(_llseek(arg1, arg2, arg3, &res, arg5)); |
2199 |
*(int64_t *)arg4 = tswap64(res); |
2200 |
} |
2201 |
break;
|
2202 |
case TARGET_NR_getdents:
|
2203 |
#if TARGET_LONG_SIZE != 4 |
2204 |
#error not supported
|
2205 |
#elif TARGET_LONG_SIZE == 4 && HOST_LONG_SIZE == 8 |
2206 |
{ |
2207 |
struct target_dirent *target_dirp = (void *)arg2; |
2208 |
struct dirent *dirp;
|
2209 |
long count = arg3;
|
2210 |
|
2211 |
dirp = malloc(count); |
2212 |
if (!dirp)
|
2213 |
return -ENOMEM;
|
2214 |
|
2215 |
ret = get_errno(sys_getdents(arg1, dirp, count)); |
2216 |
if (!is_error(ret)) {
|
2217 |
struct dirent *de;
|
2218 |
struct target_dirent *tde;
|
2219 |
int len = ret;
|
2220 |
int reclen, treclen;
|
2221 |
int count1, tnamelen;
|
2222 |
|
2223 |
count1 = 0;
|
2224 |
de = dirp; |
2225 |
tde = target_dirp; |
2226 |
while (len > 0) { |
2227 |
reclen = de->d_reclen; |
2228 |
treclen = reclen - (2 * (sizeof(long) - sizeof(target_long))); |
2229 |
tde->d_reclen = tswap16(treclen); |
2230 |
tde->d_ino = tswapl(de->d_ino); |
2231 |
tde->d_off = tswapl(de->d_off); |
2232 |
tnamelen = treclen - (2 * sizeof(target_long) + 2); |
2233 |
if (tnamelen > 256) |
2234 |
tnamelen = 256;
|
2235 |
strncpy(tde->d_name, de->d_name, tnamelen); |
2236 |
de = (struct dirent *)((char *)de + reclen); |
2237 |
len -= reclen; |
2238 |
tde = (struct dirent *)((char *)tde + treclen); |
2239 |
count1 += treclen; |
2240 |
} |
2241 |
ret = count1; |
2242 |
} |
2243 |
free(dirp); |
2244 |
} |
2245 |
#else
|
2246 |
{ |
2247 |
struct dirent *dirp = (void *)arg2; |
2248 |
long count = arg3;
|
2249 |
|
2250 |
ret = get_errno(sys_getdents(arg1, dirp, count)); |
2251 |
if (!is_error(ret)) {
|
2252 |
struct dirent *de;
|
2253 |
int len = ret;
|
2254 |
int reclen;
|
2255 |
de = dirp; |
2256 |
while (len > 0) { |
2257 |
reclen = de->d_reclen; |
2258 |
if (reclen > len)
|
2259 |
break;
|
2260 |
de->d_reclen = tswap16(reclen); |
2261 |
tswapls(&de->d_ino); |
2262 |
tswapls(&de->d_off); |
2263 |
de = (struct dirent *)((char *)de + reclen); |
2264 |
len -= reclen; |
2265 |
} |
2266 |
} |
2267 |
} |
2268 |
#endif
|
2269 |
break;
|
2270 |
case TARGET_NR_getdents64:
|
2271 |
{ |
2272 |
struct dirent64 *dirp = (void *)arg2; |
2273 |
long count = arg3;
|
2274 |
ret = get_errno(sys_getdents64(arg1, dirp, count)); |
2275 |
if (!is_error(ret)) {
|
2276 |
struct dirent64 *de;
|
2277 |
int len = ret;
|
2278 |
int reclen;
|
2279 |
de = dirp; |
2280 |
while (len > 0) { |
2281 |
reclen = de->d_reclen; |
2282 |
if (reclen > len)
|
2283 |
break;
|
2284 |
de->d_reclen = tswap16(reclen); |
2285 |
tswap64s(&de->d_ino); |
2286 |
tswap64s(&de->d_off); |
2287 |
de = (struct dirent64 *)((char *)de + reclen); |
2288 |
len -= reclen; |
2289 |
} |
2290 |
} |
2291 |
} |
2292 |
break;
|
2293 |
case TARGET_NR__newselect:
|
2294 |
ret = do_select(arg1, (void *)arg2, (void *)arg3, (void *)arg4, |
2295 |
(void *)arg5);
|
2296 |
break;
|
2297 |
case TARGET_NR_poll:
|
2298 |
{ |
2299 |
struct target_pollfd *target_pfd = (void *)arg1; |
2300 |
unsigned int nfds = arg2; |
2301 |
int timeout = arg3;
|
2302 |
struct pollfd *pfd;
|
2303 |
unsigned int i; |
2304 |
|
2305 |
pfd = alloca(sizeof(struct pollfd) * nfds); |
2306 |
for(i = 0; i < nfds; i++) { |
2307 |
pfd[i].fd = tswap32(target_pfd[i].fd); |
2308 |
pfd[i].events = tswap16(target_pfd[i].events); |
2309 |
} |
2310 |
ret = get_errno(poll(pfd, nfds, timeout)); |
2311 |
if (!is_error(ret)) {
|
2312 |
for(i = 0; i < nfds; i++) { |
2313 |
target_pfd[i].revents = tswap16(pfd[i].revents); |
2314 |
} |
2315 |
} |
2316 |
} |
2317 |
break;
|
2318 |
case TARGET_NR_flock:
|
2319 |
/* NOTE: the flock constant seems to be the same for every
|
2320 |
Linux platform */
|
2321 |
ret = get_errno(flock(arg1, arg2)); |
2322 |
break;
|
2323 |
case TARGET_NR_readv:
|
2324 |
{ |
2325 |
int count = arg3;
|
2326 |
int i;
|
2327 |
struct iovec *vec;
|
2328 |
struct target_iovec *target_vec = (void *)arg2; |
2329 |
|
2330 |
vec = alloca(count * sizeof(struct iovec)); |
2331 |
for(i = 0;i < count; i++) { |
2332 |
vec[i].iov_base = (void *)tswapl(target_vec[i].iov_base);
|
2333 |
vec[i].iov_len = tswapl(target_vec[i].iov_len); |
2334 |
} |
2335 |
ret = get_errno(readv(arg1, vec, count)); |
2336 |
} |
2337 |
break;
|
2338 |
case TARGET_NR_writev:
|
2339 |
{ |
2340 |
int count = arg3;
|
2341 |
int i;
|
2342 |
struct iovec *vec;
|
2343 |
struct target_iovec *target_vec = (void *)arg2; |
2344 |
|
2345 |
vec = alloca(count * sizeof(struct iovec)); |
2346 |
for(i = 0;i < count; i++) { |
2347 |
vec[i].iov_base = (void *)tswapl(target_vec[i].iov_base);
|
2348 |
vec[i].iov_len = tswapl(target_vec[i].iov_len); |
2349 |
} |
2350 |
ret = get_errno(writev(arg1, vec, count)); |
2351 |
} |
2352 |
break;
|
2353 |
case TARGET_NR_getsid:
|
2354 |
ret = get_errno(getsid(arg1)); |
2355 |
break;
|
2356 |
case TARGET_NR_fdatasync:
|
2357 |
ret = get_errno(fdatasync(arg1)); |
2358 |
break;
|
2359 |
case TARGET_NR__sysctl:
|
2360 |
goto unimplemented;
|
2361 |
case TARGET_NR_sched_setparam:
|
2362 |
{ |
2363 |
struct sched_param *target_schp = (void *)arg2; |
2364 |
struct sched_param schp;
|
2365 |
schp.sched_priority = tswap32(target_schp->sched_priority); |
2366 |
ret = get_errno(sched_setparam(arg1, &schp)); |
2367 |
} |
2368 |
break;
|
2369 |
case TARGET_NR_sched_getparam:
|
2370 |
{ |
2371 |
struct sched_param *target_schp = (void *)arg2; |
2372 |
struct sched_param schp;
|
2373 |
ret = get_errno(sched_getparam(arg1, &schp)); |
2374 |
if (!is_error(ret)) {
|
2375 |
target_schp->sched_priority = tswap32(schp.sched_priority); |
2376 |
} |
2377 |
} |
2378 |
break;
|
2379 |
case TARGET_NR_sched_setscheduler:
|
2380 |
{ |
2381 |
struct sched_param *target_schp = (void *)arg3; |
2382 |
struct sched_param schp;
|
2383 |
schp.sched_priority = tswap32(target_schp->sched_priority); |
2384 |
ret = get_errno(sched_setscheduler(arg1, arg2, &schp)); |
2385 |
} |
2386 |
break;
|
2387 |
case TARGET_NR_sched_getscheduler:
|
2388 |
ret = get_errno(sched_getscheduler(arg1)); |
2389 |
break;
|
2390 |
case TARGET_NR_sched_yield:
|
2391 |
ret = get_errno(sched_yield()); |
2392 |
break;
|
2393 |
case TARGET_NR_sched_get_priority_max:
|
2394 |
ret = get_errno(sched_get_priority_max(arg1)); |
2395 |
break;
|
2396 |
case TARGET_NR_sched_get_priority_min:
|
2397 |
ret = get_errno(sched_get_priority_min(arg1)); |
2398 |
break;
|
2399 |
case TARGET_NR_sched_rr_get_interval:
|
2400 |
{ |
2401 |
struct target_timespec *target_ts = (void *)arg2; |
2402 |
struct timespec ts;
|
2403 |
ret = get_errno(sched_rr_get_interval(arg1, &ts)); |
2404 |
if (!is_error(ret)) {
|
2405 |
target_ts->tv_sec = tswapl(ts.tv_sec); |
2406 |
target_ts->tv_nsec = tswapl(ts.tv_nsec); |
2407 |
} |
2408 |
} |
2409 |
break;
|
2410 |
case TARGET_NR_nanosleep:
|
2411 |
{ |
2412 |
struct target_timespec *target_req = (void *)arg1; |
2413 |
struct target_timespec *target_rem = (void *)arg2; |
2414 |
struct timespec req, rem;
|
2415 |
req.tv_sec = tswapl(target_req->tv_sec); |
2416 |
req.tv_nsec = tswapl(target_req->tv_nsec); |
2417 |
ret = get_errno(nanosleep(&req, &rem)); |
2418 |
if (target_rem) {
|
2419 |
target_rem->tv_sec = tswapl(rem.tv_sec); |
2420 |
target_rem->tv_nsec = tswapl(rem.tv_nsec); |
2421 |
} |
2422 |
} |
2423 |
break;
|
2424 |
case TARGET_NR_setresuid:
|
2425 |
ret = get_errno(setresuid(low2highuid(arg1), |
2426 |
low2highuid(arg2), |
2427 |
low2highuid(arg3))); |
2428 |
break;
|
2429 |
case TARGET_NR_getresuid:
|
2430 |
{ |
2431 |
int ruid, euid, suid;
|
2432 |
ret = get_errno(getresuid(&ruid, &euid, &suid)); |
2433 |
if (!is_error(ret)) {
|
2434 |
*(uint16_t *)arg1 = tswap16(high2lowuid(ruid)); |
2435 |
*(uint16_t *)arg2 = tswap16(high2lowuid(euid)); |
2436 |
*(uint16_t *)arg3 = tswap16(high2lowuid(suid)); |
2437 |
} |
2438 |
} |
2439 |
break;
|
2440 |
case TARGET_NR_setresgid:
|
2441 |
ret = get_errno(setresgid(low2highgid(arg1), |
2442 |
low2highgid(arg2), |
2443 |
low2highgid(arg3))); |
2444 |
break;
|
2445 |
case TARGET_NR_getresgid:
|
2446 |
{ |
2447 |
int rgid, egid, sgid;
|
2448 |
ret = get_errno(getresgid(&rgid, &egid, &sgid)); |
2449 |
if (!is_error(ret)) {
|
2450 |
*(uint16_t *)arg1 = high2lowgid(tswap16(rgid)); |
2451 |
*(uint16_t *)arg2 = high2lowgid(tswap16(egid)); |
2452 |
*(uint16_t *)arg3 = high2lowgid(tswap16(sgid)); |
2453 |
} |
2454 |
} |
2455 |
break;
|
2456 |
case TARGET_NR_query_module:
|
2457 |
goto unimplemented;
|
2458 |
case TARGET_NR_nfsservctl:
|
2459 |
goto unimplemented;
|
2460 |
case TARGET_NR_prctl:
|
2461 |
goto unimplemented;
|
2462 |
case TARGET_NR_pread:
|
2463 |
page_unprotect_range((void *)arg2, arg3);
|
2464 |
ret = get_errno(pread(arg1, (void *)arg2, arg3, arg4));
|
2465 |
break;
|
2466 |
case TARGET_NR_pwrite:
|
2467 |
ret = get_errno(pwrite(arg1, (void *)arg2, arg3, arg4));
|
2468 |
break;
|
2469 |
case TARGET_NR_chown:
|
2470 |
ret = get_errno(chown((const char *)arg1, arg2, arg3)); |
2471 |
break;
|
2472 |
case TARGET_NR_getcwd:
|
2473 |
ret = get_errno(sys_getcwd1((char *)arg1, arg2));
|
2474 |
break;
|
2475 |
case TARGET_NR_capget:
|
2476 |
goto unimplemented;
|
2477 |
case TARGET_NR_capset:
|
2478 |
goto unimplemented;
|
2479 |
case TARGET_NR_sigaltstack:
|
2480 |
goto unimplemented;
|
2481 |
case TARGET_NR_sendfile:
|
2482 |
goto unimplemented;
|
2483 |
case TARGET_NR_getpmsg:
|
2484 |
goto unimplemented;
|
2485 |
case TARGET_NR_putpmsg:
|
2486 |
goto unimplemented;
|
2487 |
case TARGET_NR_vfork:
|
2488 |
ret = get_errno(do_fork(cpu_env, CLONE_VFORK | CLONE_VM | SIGCHLD, 0));
|
2489 |
break;
|
2490 |
case TARGET_NR_ugetrlimit:
|
2491 |
{ |
2492 |
struct rlimit rlim;
|
2493 |
ret = get_errno(getrlimit(arg1, &rlim)); |
2494 |
if (!is_error(ret)) {
|
2495 |
struct target_rlimit *target_rlim = (void *)arg2; |
2496 |
target_rlim->rlim_cur = tswapl(rlim.rlim_cur); |
2497 |
target_rlim->rlim_max = tswapl(rlim.rlim_max); |
2498 |
} |
2499 |
break;
|
2500 |
} |
2501 |
case TARGET_NR_truncate64:
|
2502 |
goto unimplemented;
|
2503 |
case TARGET_NR_ftruncate64:
|
2504 |
goto unimplemented;
|
2505 |
case TARGET_NR_stat64:
|
2506 |
ret = get_errno(stat(path((const char *)arg1), &st)); |
2507 |
goto do_stat64;
|
2508 |
case TARGET_NR_lstat64:
|
2509 |
ret = get_errno(lstat(path((const char *)arg1), &st)); |
2510 |
goto do_stat64;
|
2511 |
case TARGET_NR_fstat64:
|
2512 |
{ |
2513 |
ret = get_errno(fstat(arg1, &st)); |
2514 |
do_stat64:
|
2515 |
if (!is_error(ret)) {
|
2516 |
struct target_stat64 *target_st = (void *)arg2; |
2517 |
memset(target_st, 0, sizeof(struct target_stat64)); |
2518 |
target_st->st_dev = tswap16(st.st_dev); |
2519 |
target_st->st_ino = tswap64(st.st_ino); |
2520 |
#ifdef TARGET_STAT64_HAS_BROKEN_ST_INO
|
2521 |
target_st->__st_ino = tswapl(st.st_ino); |
2522 |
#endif
|
2523 |
target_st->st_mode = tswap32(st.st_mode); |
2524 |
target_st->st_nlink = tswap32(st.st_nlink); |
2525 |
target_st->st_uid = tswapl(st.st_uid); |
2526 |
target_st->st_gid = tswapl(st.st_gid); |
2527 |
target_st->st_rdev = tswap16(st.st_rdev); |
2528 |
/* XXX: better use of kernel struct */
|
2529 |
target_st->st_size = tswap64(st.st_size); |
2530 |
target_st->st_blksize = tswapl(st.st_blksize); |
2531 |
target_st->st_blocks = tswapl(st.st_blocks); |
2532 |
target_st->target_st_atime = tswapl(st.st_atime); |
2533 |
target_st->target_st_mtime = tswapl(st.st_mtime); |
2534 |
target_st->target_st_ctime = tswapl(st.st_ctime); |
2535 |
} |
2536 |
} |
2537 |
break;
|
2538 |
|
2539 |
case TARGET_NR_lchown32:
|
2540 |
ret = get_errno(lchown((const char *)arg1, arg2, arg3)); |
2541 |
break;
|
2542 |
case TARGET_NR_getuid32:
|
2543 |
ret = get_errno(getuid()); |
2544 |
break;
|
2545 |
case TARGET_NR_getgid32:
|
2546 |
ret = get_errno(getgid()); |
2547 |
break;
|
2548 |
case TARGET_NR_geteuid32:
|
2549 |
ret = get_errno(geteuid()); |
2550 |
break;
|
2551 |
case TARGET_NR_getegid32:
|
2552 |
ret = get_errno(getegid()); |
2553 |
break;
|
2554 |
case TARGET_NR_setreuid32:
|
2555 |
ret = get_errno(setreuid(arg1, arg2)); |
2556 |
break;
|
2557 |
case TARGET_NR_setregid32:
|
2558 |
ret = get_errno(setregid(arg1, arg2)); |
2559 |
break;
|
2560 |
case TARGET_NR_getgroups32:
|
2561 |
goto unimplemented;
|
2562 |
case TARGET_NR_setgroups32:
|
2563 |
goto unimplemented;
|
2564 |
case TARGET_NR_fchown32:
|
2565 |
ret = get_errno(fchown(arg1, arg2, arg3)); |
2566 |
break;
|
2567 |
case TARGET_NR_setresuid32:
|
2568 |
ret = get_errno(setresuid(arg1, arg2, arg3)); |
2569 |
break;
|
2570 |
case TARGET_NR_getresuid32:
|
2571 |
{ |
2572 |
int ruid, euid, suid;
|
2573 |
ret = get_errno(getresuid(&ruid, &euid, &suid)); |
2574 |
if (!is_error(ret)) {
|
2575 |
*(uint32_t *)arg1 = tswap32(ruid); |
2576 |
*(uint32_t *)arg2 = tswap32(euid); |
2577 |
*(uint32_t *)arg3 = tswap32(suid); |
2578 |
} |
2579 |
} |
2580 |
break;
|
2581 |
case TARGET_NR_setresgid32:
|
2582 |
ret = get_errno(setresgid(arg1, arg2, arg3)); |
2583 |
break;
|
2584 |
case TARGET_NR_getresgid32:
|
2585 |
{ |
2586 |
int rgid, egid, sgid;
|
2587 |
ret = get_errno(getresgid(&rgid, &egid, &sgid)); |
2588 |
if (!is_error(ret)) {
|
2589 |
*(uint32_t *)arg1 = tswap32(rgid); |
2590 |
*(uint32_t *)arg2 = tswap32(egid); |
2591 |
*(uint32_t *)arg3 = tswap32(sgid); |
2592 |
} |
2593 |
} |
2594 |
break;
|
2595 |
case TARGET_NR_chown32:
|
2596 |
ret = get_errno(chown((const char *)arg1, arg2, arg3)); |
2597 |
break;
|
2598 |
case TARGET_NR_setuid32:
|
2599 |
ret = get_errno(setuid(arg1)); |
2600 |
break;
|
2601 |
case TARGET_NR_setgid32:
|
2602 |
ret = get_errno(setgid(arg1)); |
2603 |
break;
|
2604 |
case TARGET_NR_setfsuid32:
|
2605 |
ret = get_errno(setfsuid(arg1)); |
2606 |
break;
|
2607 |
case TARGET_NR_setfsgid32:
|
2608 |
ret = get_errno(setfsgid(arg1)); |
2609 |
break;
|
2610 |
case TARGET_NR_pivot_root:
|
2611 |
goto unimplemented;
|
2612 |
case TARGET_NR_mincore:
|
2613 |
goto unimplemented;
|
2614 |
case TARGET_NR_madvise:
|
2615 |
goto unimplemented;
|
2616 |
#if TARGET_LONG_BITS == 32 |
2617 |
case TARGET_NR_fcntl64:
|
2618 |
{ |
2619 |
struct flock64 fl;
|
2620 |
struct target_flock64 *target_fl = (void *)arg3; |
2621 |
|
2622 |
switch(arg2) {
|
2623 |
case F_GETLK64:
|
2624 |
ret = get_errno(fcntl(arg1, arg2, &fl)); |
2625 |
if (ret == 0) { |
2626 |
target_fl->l_type = tswap16(fl.l_type); |
2627 |
target_fl->l_whence = tswap16(fl.l_whence); |
2628 |
target_fl->l_start = tswap64(fl.l_start); |
2629 |
target_fl->l_len = tswap64(fl.l_len); |
2630 |
target_fl->l_pid = tswapl(fl.l_pid); |
2631 |
} |
2632 |
break;
|
2633 |
|
2634 |
case F_SETLK64:
|
2635 |
case F_SETLKW64:
|
2636 |
fl.l_type = tswap16(target_fl->l_type); |
2637 |
fl.l_whence = tswap16(target_fl->l_whence); |
2638 |
fl.l_start = tswap64(target_fl->l_start); |
2639 |
fl.l_len = tswap64(target_fl->l_len); |
2640 |
fl.l_pid = tswapl(target_fl->l_pid); |
2641 |
ret = get_errno(fcntl(arg1, arg2, &fl)); |
2642 |
break;
|
2643 |
default:
|
2644 |
ret = get_errno(do_fcntl(arg1, arg2, arg3)); |
2645 |
break;
|
2646 |
} |
2647 |
break;
|
2648 |
} |
2649 |
#endif
|
2650 |
case TARGET_NR_security:
|
2651 |
goto unimplemented;
|
2652 |
case TARGET_NR_gettid:
|
2653 |
ret = get_errno(gettid()); |
2654 |
break;
|
2655 |
case TARGET_NR_readahead:
|
2656 |
goto unimplemented;
|
2657 |
case TARGET_NR_setxattr:
|
2658 |
case TARGET_NR_lsetxattr:
|
2659 |
case TARGET_NR_fsetxattr:
|
2660 |
case TARGET_NR_getxattr:
|
2661 |
case TARGET_NR_lgetxattr:
|
2662 |
case TARGET_NR_fgetxattr:
|
2663 |
case TARGET_NR_listxattr:
|
2664 |
case TARGET_NR_llistxattr:
|
2665 |
case TARGET_NR_flistxattr:
|
2666 |
case TARGET_NR_removexattr:
|
2667 |
case TARGET_NR_lremovexattr:
|
2668 |
case TARGET_NR_fremovexattr:
|
2669 |
goto unimplemented_nowarn;
|
2670 |
case TARGET_NR_set_thread_area:
|
2671 |
case TARGET_NR_get_thread_area:
|
2672 |
goto unimplemented_nowarn;
|
2673 |
default:
|
2674 |
unimplemented:
|
2675 |
gemu_log("qemu: Unsupported syscall: %d\n", num);
|
2676 |
unimplemented_nowarn:
|
2677 |
ret = -ENOSYS; |
2678 |
break;
|
2679 |
} |
2680 |
fail:
|
2681 |
return ret;
|
2682 |
} |
2683 |
|