Commit | Line | Data |
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1da177e4 LT |
1 | #ifndef _LINUX_COMPAT_H |
2 | #define _LINUX_COMPAT_H | |
3 | /* | |
4 | * These are the type definitions for the architecture specific | |
5 | * syscall compatibility layer. | |
6 | */ | |
1da177e4 LT |
7 | |
8 | #ifdef CONFIG_COMPAT | |
9 | ||
10 | #include <linux/stat.h> | |
11 | #include <linux/param.h> /* for HZ */ | |
12 | #include <linux/sem.h> | |
2dceba14 AB |
13 | #include <linux/socket.h> |
14 | #include <linux/if.h> | |
be84cb43 | 15 | #include <linux/fs.h> |
45e9683e | 16 | #include <linux/aio_abi.h> /* for aio_context_t */ |
1da177e4 LT |
17 | |
18 | #include <asm/compat.h> | |
19 | #include <asm/siginfo.h> | |
3f2e05e9 | 20 | #include <asm/signal.h> |
1da177e4 | 21 | |
45e87781 L |
22 | #ifndef COMPAT_USE_64BIT_TIME |
23 | #define COMPAT_USE_64BIT_TIME 0 | |
24 | #endif | |
25 | ||
46836613 AV |
26 | #ifndef __SC_DELOUSE |
27 | #define __SC_DELOUSE(t,v) ((t)(unsigned long)(v)) | |
28 | #endif | |
29 | ||
30 | #define __SC_CCAST1(t1, a1) __SC_DELOUSE(t1,a1) | |
31 | #define __SC_CCAST2(t2, a2, ...) __SC_DELOUSE(t2,a2), __SC_CCAST1(__VA_ARGS__) | |
32 | #define __SC_CCAST3(t3, a3, ...) __SC_DELOUSE(t3,a3), __SC_CCAST2(__VA_ARGS__) | |
33 | #define __SC_CCAST4(t4, a4, ...) __SC_DELOUSE(t4,a4), __SC_CCAST3(__VA_ARGS__) | |
34 | #define __SC_CCAST5(t5, a5, ...) __SC_DELOUSE(t5,a5), __SC_CCAST4(__VA_ARGS__) | |
35 | #define __SC_CCAST6(t6, a6, ...) __SC_DELOUSE(t6,a6), __SC_CCAST5(__VA_ARGS__) | |
36 | #define COMPAT_SYSCALL_DEFINE1(name, ...) \ | |
37 | COMPAT_SYSCALL_DEFINEx(1, _##name, __VA_ARGS__) | |
38 | #define COMPAT_SYSCALL_DEFINE2(name, ...) \ | |
39 | COMPAT_SYSCALL_DEFINEx(2, _##name, __VA_ARGS__) | |
40 | #define COMPAT_SYSCALL_DEFINE3(name, ...) \ | |
41 | COMPAT_SYSCALL_DEFINEx(3, _##name, __VA_ARGS__) | |
42 | #define COMPAT_SYSCALL_DEFINE4(name, ...) \ | |
43 | COMPAT_SYSCALL_DEFINEx(4, _##name, __VA_ARGS__) | |
44 | #define COMPAT_SYSCALL_DEFINE5(name, ...) \ | |
45 | COMPAT_SYSCALL_DEFINEx(5, _##name, __VA_ARGS__) | |
46 | #define COMPAT_SYSCALL_DEFINE6(name, ...) \ | |
47 | COMPAT_SYSCALL_DEFINEx(6, _##name, __VA_ARGS__) | |
48 | ||
49 | #ifdef CONFIG_HAVE_SYSCALL_WRAPPERS | |
50 | ||
51 | #define COMPAT_SYSCALL_DEFINEx(x, name, ...) \ | |
52 | asmlinkage long compat_sys##name(__SC_DECL##x(__VA_ARGS__)); \ | |
53 | static inline long C_SYSC##name(__SC_DECL##x(__VA_ARGS__)); \ | |
54 | asmlinkage long compat_SyS##name(__SC_LONG##x(__VA_ARGS__)) \ | |
55 | { \ | |
56 | return (long) C_SYSC##name(__SC_CCAST##x(__VA_ARGS__)); \ | |
57 | } \ | |
58 | SYSCALL_ALIAS(compat_sys##name, compat_SyS##name); \ | |
59 | static inline long C_SYSC##name(__SC_DECL##x(__VA_ARGS__)) | |
60 | ||
61 | #else /* CONFIG_HAVE_SYSCALL_WRAPPERS */ | |
62 | ||
63 | #define COMPAT_SYSCALL_DEFINEx(x, name, ...) \ | |
64 | asmlinkage long compat_sys##name(__SC_DECL##x(__VA_ARGS__)) | |
65 | ||
66 | #endif /* CONFIG_HAVE_SYSCALL_WRAPPERS */ | |
67 | ||
9b064fc3 AV |
68 | #ifndef compat_user_stack_pointer |
69 | #define compat_user_stack_pointer() current_user_stack_pointer() | |
70 | #endif | |
90268439 AV |
71 | #ifdef CONFIG_GENERIC_SIGALTSTACK |
72 | #ifndef compat_sigaltstack /* we'll need that for MIPS */ | |
73 | typedef struct compat_sigaltstack { | |
74 | compat_uptr_t ss_sp; | |
75 | int ss_flags; | |
76 | compat_size_t ss_size; | |
77 | } compat_stack_t; | |
78 | #endif | |
79 | #endif | |
80 | ||
1da177e4 LT |
81 | #define compat_jiffies_to_clock_t(x) \ |
82 | (((unsigned long)(x) * COMPAT_USER_HZ) / HZ) | |
83 | ||
202e5979 SR |
84 | typedef __compat_uid32_t compat_uid_t; |
85 | typedef __compat_gid32_t compat_gid_t; | |
86 | ||
5d0e5283 | 87 | struct compat_sel_arg_struct; |
1da177e4 LT |
88 | struct rusage; |
89 | ||
4800a5bb | 90 | struct compat_itimerspec { |
1da177e4 LT |
91 | struct compat_timespec it_interval; |
92 | struct compat_timespec it_value; | |
93 | }; | |
94 | ||
95 | struct compat_utimbuf { | |
96 | compat_time_t actime; | |
97 | compat_time_t modtime; | |
98 | }; | |
99 | ||
100 | struct compat_itimerval { | |
101 | struct compat_timeval it_interval; | |
102 | struct compat_timeval it_value; | |
103 | }; | |
104 | ||
105 | struct compat_tms { | |
106 | compat_clock_t tms_utime; | |
107 | compat_clock_t tms_stime; | |
108 | compat_clock_t tms_cutime; | |
109 | compat_clock_t tms_cstime; | |
110 | }; | |
111 | ||
88959ea9 SR |
112 | struct compat_timex { |
113 | compat_uint_t modes; | |
114 | compat_long_t offset; | |
115 | compat_long_t freq; | |
116 | compat_long_t maxerror; | |
117 | compat_long_t esterror; | |
118 | compat_int_t status; | |
119 | compat_long_t constant; | |
120 | compat_long_t precision; | |
121 | compat_long_t tolerance; | |
122 | struct compat_timeval time; | |
123 | compat_long_t tick; | |
124 | compat_long_t ppsfreq; | |
125 | compat_long_t jitter; | |
126 | compat_int_t shift; | |
127 | compat_long_t stabil; | |
128 | compat_long_t jitcnt; | |
129 | compat_long_t calcnt; | |
130 | compat_long_t errcnt; | |
131 | compat_long_t stbcnt; | |
153b5d05 | 132 | compat_int_t tai; |
88959ea9 | 133 | |
4800a5bb CM |
134 | compat_int_t:32; compat_int_t:32; compat_int_t:32; compat_int_t:32; |
135 | compat_int_t:32; compat_int_t:32; compat_int_t:32; compat_int_t:32; | |
136 | compat_int_t:32; compat_int_t:32; compat_int_t:32; | |
88959ea9 SR |
137 | }; |
138 | ||
1da177e4 LT |
139 | #define _COMPAT_NSIG_WORDS (_COMPAT_NSIG / _COMPAT_NSIG_BPW) |
140 | ||
141 | typedef struct { | |
142 | compat_sigset_word sig[_COMPAT_NSIG_WORDS]; | |
143 | } compat_sigset_t; | |
144 | ||
6684ba20 PA |
145 | /* |
146 | * These functions operate strictly on struct compat_time* | |
147 | */ | |
4800a5bb CM |
148 | extern int get_compat_timespec(struct timespec *, |
149 | const struct compat_timespec __user *); | |
150 | extern int put_compat_timespec(const struct timespec *, | |
151 | struct compat_timespec __user *); | |
6684ba20 PA |
152 | extern int get_compat_timeval(struct timeval *, |
153 | const struct compat_timeval __user *); | |
154 | extern int put_compat_timeval(const struct timeval *, | |
155 | struct compat_timeval __user *); | |
156 | /* | |
157 | * These functions operate on 32- or 64-bit specs depending on | |
158 | * COMPAT_USE_64BIT_TIME, hence the void user pointer arguments and the | |
159 | * naming as compat_get/put_ rather than get/put_compat_. | |
160 | */ | |
161 | extern int compat_get_timespec(struct timespec *, const void __user *); | |
162 | extern int compat_put_timespec(const struct timespec *, void __user *); | |
163 | extern int compat_get_timeval(struct timeval *, const void __user *); | |
164 | extern int compat_put_timeval(const struct timeval *, void __user *); | |
1da177e4 LT |
165 | |
166 | struct compat_iovec { | |
167 | compat_uptr_t iov_base; | |
168 | compat_size_t iov_len; | |
169 | }; | |
170 | ||
171 | struct compat_rlimit { | |
172 | compat_ulong_t rlim_cur; | |
173 | compat_ulong_t rlim_max; | |
174 | }; | |
175 | ||
176 | struct compat_rusage { | |
177 | struct compat_timeval ru_utime; | |
178 | struct compat_timeval ru_stime; | |
179 | compat_long_t ru_maxrss; | |
180 | compat_long_t ru_ixrss; | |
181 | compat_long_t ru_idrss; | |
182 | compat_long_t ru_isrss; | |
183 | compat_long_t ru_minflt; | |
184 | compat_long_t ru_majflt; | |
185 | compat_long_t ru_nswap; | |
186 | compat_long_t ru_inblock; | |
187 | compat_long_t ru_oublock; | |
188 | compat_long_t ru_msgsnd; | |
189 | compat_long_t ru_msgrcv; | |
190 | compat_long_t ru_nsignals; | |
191 | compat_long_t ru_nvcsw; | |
192 | compat_long_t ru_nivcsw; | |
193 | }; | |
194 | ||
4800a5bb CM |
195 | extern int put_compat_rusage(const struct rusage *, |
196 | struct compat_rusage __user *); | |
1da177e4 LT |
197 | |
198 | struct compat_siginfo; | |
199 | ||
200 | extern asmlinkage long compat_sys_waitid(int, compat_pid_t, | |
201 | struct compat_siginfo __user *, int, | |
202 | struct compat_rusage __user *); | |
203 | ||
204 | struct compat_dirent { | |
205 | u32 d_ino; | |
206 | compat_off_t d_off; | |
207 | u16 d_reclen; | |
208 | char d_name[256]; | |
209 | }; | |
210 | ||
2b1c6bd7 CH |
211 | struct compat_ustat { |
212 | compat_daddr_t f_tfree; | |
213 | compat_ino_t f_tinode; | |
214 | char f_fname[6]; | |
215 | char f_fpack[6]; | |
216 | }; | |
217 | ||
1da177e4 LT |
218 | #define COMPAT_SIGEV_PAD_SIZE ((SIGEV_MAX_SIZE/sizeof(int)) - 3) |
219 | ||
220 | typedef struct compat_sigevent { | |
221 | compat_sigval_t sigev_value; | |
222 | compat_int_t sigev_signo; | |
223 | compat_int_t sigev_notify; | |
224 | union { | |
225 | compat_int_t _pad[COMPAT_SIGEV_PAD_SIZE]; | |
226 | compat_int_t _tid; | |
227 | ||
228 | struct { | |
229 | compat_uptr_t _function; | |
230 | compat_uptr_t _attribute; | |
231 | } _sigev_thread; | |
232 | } _sigev_un; | |
233 | } compat_sigevent_t; | |
234 | ||
2dceba14 AB |
235 | struct compat_ifmap { |
236 | compat_ulong_t mem_start; | |
237 | compat_ulong_t mem_end; | |
238 | unsigned short base_addr; | |
239 | unsigned char irq; | |
240 | unsigned char dma; | |
241 | unsigned char port; | |
242 | }; | |
243 | ||
4800a5bb | 244 | struct compat_if_settings { |
7a50a240 AB |
245 | unsigned int type; /* Type of physical device or protocol */ |
246 | unsigned int size; /* Size of the data allocated by the caller */ | |
247 | compat_uptr_t ifs_ifsu; /* union of pointers */ | |
248 | }; | |
249 | ||
2dceba14 | 250 | struct compat_ifreq { |
7a50a240 AB |
251 | union { |
252 | char ifrn_name[IFNAMSIZ]; /* if name, e.g. "en0" */ | |
253 | } ifr_ifrn; | |
254 | union { | |
255 | struct sockaddr ifru_addr; | |
256 | struct sockaddr ifru_dstaddr; | |
257 | struct sockaddr ifru_broadaddr; | |
258 | struct sockaddr ifru_netmask; | |
259 | struct sockaddr ifru_hwaddr; | |
260 | short ifru_flags; | |
261 | compat_int_t ifru_ivalue; | |
262 | compat_int_t ifru_mtu; | |
263 | struct compat_ifmap ifru_map; | |
264 | char ifru_slave[IFNAMSIZ]; /* Just fits the size */ | |
2dceba14 | 265 | char ifru_newname[IFNAMSIZ]; |
7a50a240 AB |
266 | compat_caddr_t ifru_data; |
267 | struct compat_if_settings ifru_settings; | |
268 | } ifr_ifru; | |
2dceba14 AB |
269 | }; |
270 | ||
271 | struct compat_ifconf { | |
4800a5bb CM |
272 | compat_int_t ifc_len; /* size of buffer */ |
273 | compat_caddr_t ifcbuf; | |
2dceba14 AB |
274 | }; |
275 | ||
34f192c6 IM |
276 | struct compat_robust_list { |
277 | compat_uptr_t next; | |
278 | }; | |
279 | ||
280 | struct compat_robust_list_head { | |
281 | struct compat_robust_list list; | |
282 | compat_long_t futex_offset; | |
283 | compat_uptr_t list_op_pending; | |
284 | }; | |
285 | ||
be84cb43 CM |
286 | struct compat_statfs; |
287 | struct compat_statfs64; | |
288 | struct compat_old_linux_dirent; | |
289 | struct compat_linux_dirent; | |
290 | struct linux_dirent64; | |
291 | struct compat_msghdr; | |
292 | struct compat_mmsghdr; | |
293 | struct compat_sysinfo; | |
294 | struct compat_sysctl_args; | |
295 | struct compat_kexec_segment; | |
296 | struct compat_mq_attr; | |
48b25c43 | 297 | struct compat_msgbuf; |
be84cb43 | 298 | |
34f192c6 IM |
299 | extern void compat_exit_robust_list(struct task_struct *curr); |
300 | ||
301 | asmlinkage long | |
302 | compat_sys_set_robust_list(struct compat_robust_list_head __user *head, | |
303 | compat_size_t len); | |
304 | asmlinkage long | |
ba46df98 | 305 | compat_sys_get_robust_list(int pid, compat_uptr_t __user *head_ptr, |
34f192c6 | 306 | compat_size_t __user *len_ptr); |
1da177e4 | 307 | |
48b25c43 | 308 | #ifdef CONFIG_ARCH_WANT_OLD_COMPAT_IPC |
1da177e4 LT |
309 | long compat_sys_semctl(int first, int second, int third, void __user *uptr); |
310 | long compat_sys_msgsnd(int first, int second, int third, void __user *uptr); | |
311 | long compat_sys_msgrcv(int first, int second, int msgtyp, int third, | |
312 | int version, void __user *uptr); | |
1da177e4 LT |
313 | long compat_sys_shmat(int first, int second, compat_uptr_t third, int version, |
314 | void __user *uptr); | |
48b25c43 CM |
315 | #else |
316 | long compat_sys_semctl(int semid, int semnum, int cmd, int arg); | |
317 | long compat_sys_msgsnd(int msqid, struct compat_msgbuf __user *msgp, | |
05ba3f1a | 318 | compat_ssize_t msgsz, int msgflg); |
48b25c43 | 319 | long compat_sys_msgrcv(int msqid, struct compat_msgbuf __user *msgp, |
05ba3f1a | 320 | compat_ssize_t msgsz, long msgtyp, int msgflg); |
48b25c43 CM |
321 | long compat_sys_shmat(int shmid, compat_uptr_t shmaddr, int shmflg); |
322 | #endif | |
323 | long compat_sys_msgctl(int first, int second, void __user *uptr); | |
1da177e4 LT |
324 | long compat_sys_shmctl(int first, int second, void __user *uptr); |
325 | long compat_sys_semtimedop(int semid, struct sembuf __user *tsems, | |
326 | unsigned nsems, const struct compat_timespec __user *timeout); | |
327 | asmlinkage long compat_sys_keyctl(u32 option, | |
328 | u32 arg2, u32 arg3, u32 arg4, u32 arg5); | |
2b1c6bd7 | 329 | asmlinkage long compat_sys_ustat(unsigned dev, struct compat_ustat __user *u32); |
1da177e4 LT |
330 | |
331 | asmlinkage ssize_t compat_sys_readv(unsigned long fd, | |
332 | const struct compat_iovec __user *vec, unsigned long vlen); | |
333 | asmlinkage ssize_t compat_sys_writev(unsigned long fd, | |
334 | const struct compat_iovec __user *vec, unsigned long vlen); | |
f3554f4b GH |
335 | asmlinkage ssize_t compat_sys_preadv(unsigned long fd, |
336 | const struct compat_iovec __user *vec, | |
601cc11d | 337 | unsigned long vlen, u32 pos_low, u32 pos_high); |
f3554f4b GH |
338 | asmlinkage ssize_t compat_sys_pwritev(unsigned long fd, |
339 | const struct compat_iovec __user *vec, | |
601cc11d | 340 | unsigned long vlen, u32 pos_low, u32 pos_high); |
1da177e4 | 341 | |
38b983b3 AV |
342 | asmlinkage long compat_sys_execve(const char __user *filename, const compat_uptr_t __user *argv, |
343 | const compat_uptr_t __user *envp); | |
1da177e4 LT |
344 | |
345 | asmlinkage long compat_sys_select(int n, compat_ulong_t __user *inp, | |
346 | compat_ulong_t __user *outp, compat_ulong_t __user *exp, | |
347 | struct compat_timeval __user *tvp); | |
348 | ||
5d0e5283 CH |
349 | asmlinkage long compat_sys_old_select(struct compat_sel_arg_struct __user *arg); |
350 | ||
c202f298 | 351 | asmlinkage long compat_sys_wait4(compat_pid_t pid, |
7d61c459 AV |
352 | compat_uint_t __user *stat_addr, int options, |
353 | struct compat_rusage __user *ru); | |
c202f298 | 354 | |
1da177e4 LT |
355 | #define BITS_PER_COMPAT_LONG (8*sizeof(compat_long_t)) |
356 | ||
357 | #define BITS_TO_COMPAT_LONGS(bits) \ | |
358 | (((bits)+BITS_PER_COMPAT_LONG-1)/BITS_PER_COMPAT_LONG) | |
359 | ||
5fa3839a | 360 | long compat_get_bitmap(unsigned long *mask, const compat_ulong_t __user *umask, |
1da177e4 LT |
361 | unsigned long bitmap_size); |
362 | long compat_put_bitmap(compat_ulong_t __user *umask, unsigned long *mask, | |
363 | unsigned long bitmap_size); | |
364 | int copy_siginfo_from_user32(siginfo_t *to, struct compat_siginfo __user *from); | |
365 | int copy_siginfo_to_user32(struct compat_siginfo __user *to, siginfo_t *from); | |
366 | int get_compat_sigevent(struct sigevent *event, | |
367 | const struct compat_sigevent __user *u_event); | |
62ab4505 TG |
368 | long compat_sys_rt_tgsigqueueinfo(compat_pid_t tgid, compat_pid_t pid, int sig, |
369 | struct compat_siginfo __user *uinfo); | |
1da177e4 | 370 | |
643a6545 AM |
371 | static inline int compat_timeval_compare(struct compat_timeval *lhs, |
372 | struct compat_timeval *rhs) | |
373 | { | |
374 | if (lhs->tv_sec < rhs->tv_sec) | |
375 | return -1; | |
376 | if (lhs->tv_sec > rhs->tv_sec) | |
377 | return 1; | |
378 | return lhs->tv_usec - rhs->tv_usec; | |
379 | } | |
380 | ||
381 | static inline int compat_timespec_compare(struct compat_timespec *lhs, | |
382 | struct compat_timespec *rhs) | |
383 | { | |
384 | if (lhs->tv_sec < rhs->tv_sec) | |
385 | return -1; | |
386 | if (lhs->tv_sec > rhs->tv_sec) | |
387 | return 1; | |
388 | return lhs->tv_nsec - rhs->tv_nsec; | |
389 | } | |
390 | ||
83f5d126 DL |
391 | extern int get_compat_itimerspec(struct itimerspec *dst, |
392 | const struct compat_itimerspec __user *src); | |
393 | extern int put_compat_itimerspec(struct compat_itimerspec __user *dst, | |
394 | const struct itimerspec *src); | |
395 | ||
b418da16 CH |
396 | asmlinkage long compat_sys_gettimeofday(struct compat_timeval __user *tv, |
397 | struct timezone __user *tz); | |
398 | asmlinkage long compat_sys_settimeofday(struct compat_timeval __user *tv, | |
399 | struct timezone __user *tz); | |
400 | ||
3158e941 SR |
401 | asmlinkage long compat_sys_adjtimex(struct compat_timex __user *utp); |
402 | ||
bebfa101 | 403 | extern int compat_printk(const char *fmt, ...); |
0235497f | 404 | extern void sigset_from_compat(sigset_t *set, compat_sigset_t *compat); |
bebfa101 | 405 | |
3fd59397 SR |
406 | asmlinkage long compat_sys_migrate_pages(compat_pid_t pid, |
407 | compat_ulong_t maxnode, const compat_ulong_t __user *old_nodes, | |
408 | const compat_ulong_t __user *new_nodes); | |
409 | ||
032d82d9 RM |
410 | extern int compat_ptrace_request(struct task_struct *child, |
411 | compat_long_t request, | |
412 | compat_ulong_t addr, compat_ulong_t data); | |
413 | ||
c269f196 RM |
414 | extern long compat_arch_ptrace(struct task_struct *child, compat_long_t request, |
415 | compat_ulong_t addr, compat_ulong_t data); | |
416 | asmlinkage long compat_sys_ptrace(compat_long_t request, compat_long_t pid, | |
417 | compat_long_t addr, compat_long_t data); | |
c269f196 | 418 | |
f6dfb4fd DL |
419 | /* |
420 | * epoll (fs/eventpoll.c) compat bits follow ... | |
421 | */ | |
f6dfb4fd DL |
422 | struct epoll_event; |
423 | #define compat_epoll_event epoll_event | |
f6dfb4fd DL |
424 | asmlinkage long compat_sys_epoll_pwait(int epfd, |
425 | struct compat_epoll_event __user *events, | |
426 | int maxevents, int timeout, | |
427 | const compat_sigset_t __user *sigmask, | |
428 | compat_size_t sigsetsize); | |
429 | ||
be84cb43 CM |
430 | asmlinkage long compat_sys_utime(const char __user *filename, |
431 | struct compat_utimbuf __user *t); | |
4800a5bb CM |
432 | asmlinkage long compat_sys_utimensat(unsigned int dfd, |
433 | const char __user *filename, | |
434 | struct compat_timespec __user *t, | |
435 | int flags); | |
97416ce8 | 436 | |
be84cb43 CM |
437 | asmlinkage long compat_sys_time(compat_time_t __user *tloc); |
438 | asmlinkage long compat_sys_stime(compat_time_t __user *tptr); | |
140ff8b0 | 439 | asmlinkage long compat_sys_signalfd(int ufd, |
4800a5bb CM |
440 | const compat_sigset_t __user *sigmask, |
441 | compat_size_t sigsetsize); | |
4d672e7a DL |
442 | asmlinkage long compat_sys_timerfd_settime(int ufd, int flags, |
443 | const struct compat_itimerspec __user *utmr, | |
444 | struct compat_itimerspec __user *otmr); | |
445 | asmlinkage long compat_sys_timerfd_gettime(int ufd, | |
446 | struct compat_itimerspec __user *otmr); | |
140ff8b0 | 447 | |
4c696ba7 HC |
448 | asmlinkage long compat_sys_move_pages(pid_t pid, unsigned long nr_page, |
449 | __u32 __user *pages, | |
450 | const int __user *nodes, | |
451 | int __user *status, | |
452 | int flags); | |
4800a5bb CM |
453 | asmlinkage long compat_sys_futimesat(unsigned int dfd, |
454 | const char __user *filename, | |
4c696ba7 | 455 | struct compat_timeval __user *t); |
be84cb43 CM |
456 | asmlinkage long compat_sys_utimes(const char __user *filename, |
457 | struct compat_timeval __user *t); | |
4800a5bb | 458 | asmlinkage long compat_sys_newstat(const char __user *filename, |
be84cb43 | 459 | struct compat_stat __user *statbuf); |
4800a5bb | 460 | asmlinkage long compat_sys_newlstat(const char __user *filename, |
be84cb43 | 461 | struct compat_stat __user *statbuf); |
4800a5bb CM |
462 | asmlinkage long compat_sys_newfstatat(unsigned int dfd, |
463 | const char __user *filename, | |
4c696ba7 HC |
464 | struct compat_stat __user *statbuf, |
465 | int flag); | |
be84cb43 | 466 | asmlinkage long compat_sys_newfstat(unsigned int fd, |
4800a5bb | 467 | struct compat_stat __user *statbuf); |
be84cb43 CM |
468 | asmlinkage long compat_sys_statfs(const char __user *pathname, |
469 | struct compat_statfs __user *buf); | |
470 | asmlinkage long compat_sys_fstatfs(unsigned int fd, | |
471 | struct compat_statfs __user *buf); | |
472 | asmlinkage long compat_sys_statfs64(const char __user *pathname, | |
473 | compat_size_t sz, | |
474 | struct compat_statfs64 __user *buf); | |
475 | asmlinkage long compat_sys_fstatfs64(unsigned int fd, compat_size_t sz, | |
476 | struct compat_statfs64 __user *buf); | |
477 | asmlinkage long compat_sys_fcntl64(unsigned int fd, unsigned int cmd, | |
478 | unsigned long arg); | |
479 | asmlinkage long compat_sys_fcntl(unsigned int fd, unsigned int cmd, | |
480 | unsigned long arg); | |
481 | asmlinkage long compat_sys_io_setup(unsigned nr_reqs, u32 __user *ctx32p); | |
482 | asmlinkage long compat_sys_io_getevents(aio_context_t ctx_id, | |
483 | unsigned long min_nr, | |
484 | unsigned long nr, | |
485 | struct io_event __user *events, | |
486 | struct compat_timespec __user *timeout); | |
487 | asmlinkage long compat_sys_io_submit(aio_context_t ctx_id, int nr, | |
488 | u32 __user *iocb); | |
4800a5bb CM |
489 | asmlinkage long compat_sys_mount(const char __user *dev_name, |
490 | const char __user *dir_name, | |
491 | const char __user *type, unsigned long flags, | |
492 | const void __user *data); | |
be84cb43 CM |
493 | asmlinkage long compat_sys_old_readdir(unsigned int fd, |
494 | struct compat_old_linux_dirent __user *, | |
495 | unsigned int count); | |
496 | asmlinkage long compat_sys_getdents(unsigned int fd, | |
497 | struct compat_linux_dirent __user *dirent, | |
498 | unsigned int count); | |
499 | asmlinkage long compat_sys_getdents64(unsigned int fd, | |
4800a5bb | 500 | struct linux_dirent64 __user *dirent, |
be84cb43 CM |
501 | unsigned int count); |
502 | asmlinkage long compat_sys_vmsplice(int fd, const struct compat_iovec __user *, | |
503 | unsigned int nr_segs, unsigned int flags); | |
504 | asmlinkage long compat_sys_open(const char __user *filename, int flags, | |
a218d0fd | 505 | umode_t mode); |
4c696ba7 | 506 | asmlinkage long compat_sys_openat(unsigned int dfd, const char __user *filename, |
a218d0fd | 507 | int flags, umode_t mode); |
be84cb43 CM |
508 | asmlinkage long compat_sys_open_by_handle_at(int mountdirfd, |
509 | struct file_handle __user *handle, | |
510 | int flags); | |
511 | asmlinkage long compat_sys_pselect6(int n, compat_ulong_t __user *inp, | |
512 | compat_ulong_t __user *outp, | |
513 | compat_ulong_t __user *exp, | |
514 | struct compat_timespec __user *tsp, | |
515 | void __user *sig); | |
516 | asmlinkage long compat_sys_ppoll(struct pollfd __user *ufds, | |
517 | unsigned int nfds, | |
518 | struct compat_timespec __user *tsp, | |
519 | const compat_sigset_t __user *sigmask, | |
520 | compat_size_t sigsetsize); | |
be84cb43 CM |
521 | asmlinkage long compat_sys_signalfd4(int ufd, |
522 | const compat_sigset_t __user *sigmask, | |
523 | compat_size_t sigsetsize, int flags); | |
524 | asmlinkage long compat_sys_get_mempolicy(int __user *policy, | |
525 | compat_ulong_t __user *nmask, | |
526 | compat_ulong_t maxnode, | |
527 | compat_ulong_t addr, | |
528 | compat_ulong_t flags); | |
529 | asmlinkage long compat_sys_set_mempolicy(int mode, compat_ulong_t __user *nmask, | |
530 | compat_ulong_t maxnode); | |
531 | asmlinkage long compat_sys_mbind(compat_ulong_t start, compat_ulong_t len, | |
532 | compat_ulong_t mode, | |
533 | compat_ulong_t __user *nmask, | |
534 | compat_ulong_t maxnode, compat_ulong_t flags); | |
535 | ||
536 | asmlinkage long compat_sys_setsockopt(int fd, int level, int optname, | |
537 | char __user *optval, unsigned int optlen); | |
538 | asmlinkage long compat_sys_sendmsg(int fd, struct compat_msghdr __user *msg, | |
539 | unsigned flags); | |
507c5f12 CM |
540 | asmlinkage long compat_sys_sendmmsg(int fd, struct compat_mmsghdr __user *mmsg, |
541 | unsigned vlen, unsigned int flags); | |
be84cb43 CM |
542 | asmlinkage long compat_sys_recvmsg(int fd, struct compat_msghdr __user *msg, |
543 | unsigned int flags); | |
544 | asmlinkage long compat_sys_recv(int fd, void __user *buf, size_t len, | |
545 | unsigned flags); | |
546 | asmlinkage long compat_sys_recvfrom(int fd, void __user *buf, size_t len, | |
547 | unsigned flags, struct sockaddr __user *addr, | |
548 | int __user *addrlen); | |
549 | asmlinkage long compat_sys_recvmmsg(int fd, struct compat_mmsghdr __user *mmsg, | |
550 | unsigned vlen, unsigned int flags, | |
551 | struct compat_timespec __user *timeout); | |
552 | asmlinkage long compat_sys_nanosleep(struct compat_timespec __user *rqtp, | |
553 | struct compat_timespec __user *rmtp); | |
554 | asmlinkage long compat_sys_getitimer(int which, | |
555 | struct compat_itimerval __user *it); | |
556 | asmlinkage long compat_sys_setitimer(int which, | |
557 | struct compat_itimerval __user *in, | |
558 | struct compat_itimerval __user *out); | |
559 | asmlinkage long compat_sys_times(struct compat_tms __user *tbuf); | |
560 | asmlinkage long compat_sys_setrlimit(unsigned int resource, | |
561 | struct compat_rlimit __user *rlim); | |
4800a5bb CM |
562 | asmlinkage long compat_sys_getrlimit(unsigned int resource, |
563 | struct compat_rlimit __user *rlim); | |
be84cb43 CM |
564 | asmlinkage long compat_sys_getrusage(int who, struct compat_rusage __user *ru); |
565 | asmlinkage long compat_sys_sched_setaffinity(compat_pid_t pid, | |
566 | unsigned int len, | |
567 | compat_ulong_t __user *user_mask_ptr); | |
568 | asmlinkage long compat_sys_sched_getaffinity(compat_pid_t pid, | |
569 | unsigned int len, | |
570 | compat_ulong_t __user *user_mask_ptr); | |
571 | asmlinkage long compat_sys_timer_create(clockid_t which_clock, | |
572 | struct compat_sigevent __user *timer_event_spec, | |
573 | timer_t __user *created_timer_id); | |
574 | asmlinkage long compat_sys_timer_settime(timer_t timer_id, int flags, | |
575 | struct compat_itimerspec __user *new, | |
576 | struct compat_itimerspec __user *old); | |
577 | asmlinkage long compat_sys_timer_gettime(timer_t timer_id, | |
578 | struct compat_itimerspec __user *setting); | |
579 | asmlinkage long compat_sys_clock_settime(clockid_t which_clock, | |
580 | struct compat_timespec __user *tp); | |
581 | asmlinkage long compat_sys_clock_gettime(clockid_t which_clock, | |
582 | struct compat_timespec __user *tp); | |
583 | asmlinkage long compat_sys_clock_adjtime(clockid_t which_clock, | |
584 | struct compat_timex __user *tp); | |
585 | asmlinkage long compat_sys_clock_getres(clockid_t which_clock, | |
586 | struct compat_timespec __user *tp); | |
587 | asmlinkage long compat_sys_clock_nanosleep(clockid_t which_clock, int flags, | |
588 | struct compat_timespec __user *rqtp, | |
589 | struct compat_timespec __user *rmtp); | |
4800a5bb | 590 | asmlinkage long compat_sys_rt_sigtimedwait(compat_sigset_t __user *uthese, |
be84cb43 CM |
591 | struct compat_siginfo __user *uinfo, |
592 | struct compat_timespec __user *uts, compat_size_t sigsetsize); | |
593 | asmlinkage long compat_sys_rt_sigsuspend(compat_sigset_t __user *unewset, | |
594 | compat_size_t sigsetsize); | |
595 | asmlinkage long compat_sys_sysinfo(struct compat_sysinfo __user *info); | |
596 | asmlinkage long compat_sys_ioctl(unsigned int fd, unsigned int cmd, | |
597 | unsigned long arg); | |
598 | asmlinkage long compat_sys_futex(u32 __user *uaddr, int op, u32 val, | |
599 | struct compat_timespec __user *utime, u32 __user *uaddr2, | |
600 | u32 val3); | |
601 | asmlinkage long compat_sys_getsockopt(int fd, int level, int optname, | |
602 | char __user *optval, int __user *optlen); | |
603 | asmlinkage long compat_sys_kexec_load(unsigned long entry, | |
604 | unsigned long nr_segments, | |
605 | struct compat_kexec_segment __user *, | |
606 | unsigned long flags); | |
607 | asmlinkage long compat_sys_mq_getsetattr(mqd_t mqdes, | |
608 | const struct compat_mq_attr __user *u_mqstat, | |
609 | struct compat_mq_attr __user *u_omqstat); | |
610 | asmlinkage long compat_sys_mq_notify(mqd_t mqdes, | |
611 | const struct compat_sigevent __user *u_notification); | |
612 | asmlinkage long compat_sys_mq_open(const char __user *u_name, | |
613 | int oflag, compat_mode_t mode, | |
614 | struct compat_mq_attr __user *u_attr); | |
615 | asmlinkage long compat_sys_mq_timedsend(mqd_t mqdes, | |
616 | const char __user *u_msg_ptr, | |
617 | size_t msg_len, unsigned int msg_prio, | |
618 | const struct compat_timespec __user *u_abs_timeout); | |
619 | asmlinkage ssize_t compat_sys_mq_timedreceive(mqd_t mqdes, | |
620 | char __user *u_msg_ptr, | |
621 | size_t msg_len, unsigned int __user *u_msg_prio, | |
622 | const struct compat_timespec __user *u_abs_timeout); | |
623 | asmlinkage long compat_sys_socketcall(int call, u32 __user *args); | |
624 | asmlinkage long compat_sys_sysctl(struct compat_sysctl_args __user *args); | |
4c696ba7 | 625 | |
b8373363 | 626 | extern ssize_t compat_rw_copy_check_uvector(int type, |
4800a5bb CM |
627 | const struct compat_iovec __user *uvector, |
628 | unsigned long nr_segs, | |
b8373363 | 629 | unsigned long fast_segs, struct iovec *fast_pointer, |
ac34ebb3 | 630 | struct iovec **ret_pointer); |
c41d68a5 PA |
631 | |
632 | extern void __user *compat_alloc_user_space(unsigned long len); | |
633 | ||
a67ba43d CM |
634 | asmlinkage ssize_t compat_sys_process_vm_readv(compat_pid_t pid, |
635 | const struct compat_iovec __user *lvec, | |
636 | unsigned long liovcnt, const struct compat_iovec __user *rvec, | |
637 | unsigned long riovcnt, unsigned long flags); | |
638 | asmlinkage ssize_t compat_sys_process_vm_writev(compat_pid_t pid, | |
639 | const struct compat_iovec __user *lvec, | |
640 | unsigned long liovcnt, const struct compat_iovec __user *rvec, | |
641 | unsigned long riovcnt, unsigned long flags); | |
642 | ||
8f9c0119 CM |
643 | asmlinkage long compat_sys_sendfile(int out_fd, int in_fd, |
644 | compat_off_t __user *offset, compat_size_t count); | |
90268439 AV |
645 | #ifdef CONFIG_GENERIC_SIGALTSTACK |
646 | asmlinkage long compat_sys_sigaltstack(const compat_stack_t __user *uss_ptr, | |
647 | compat_stack_t __user *uoss_ptr); | |
648 | ||
649 | int compat_restore_altstack(const compat_stack_t __user *uss); | |
650 | #endif | |
8f9c0119 | 651 | |
3c761ea0 LT |
652 | #else |
653 | ||
654 | #define is_compat_task() (0) | |
655 | ||
1da177e4 LT |
656 | #endif /* CONFIG_COMPAT */ |
657 | #endif /* _LINUX_COMPAT_H */ |