1 /* 2 * syscalls.h - Linux syscall interfaces (non-arch-specific) 3 * 4 * Copyright (c) 2004 Randy Dunlap 5 * Copyright (c) 2004 Open Source Development Labs 6 * 7 * This file is released under the GPLv2. 8 * See the file COPYING for more details. 9 */ 10 11 #ifndef _LINUX_SYSCALLS_H 12 #define _LINUX_SYSCALLS_H 13 14 struct epoll_event; 15 struct iattr; 16 struct inode; 17 struct iocb; 18 struct io_event; 19 struct iovec; 20 struct itimerspec; 21 struct itimerval; 22 struct kexec_segment; 23 struct linux_dirent; 24 struct linux_dirent64; 25 struct list_head; 26 struct mmap_arg_struct; 27 struct msgbuf; 28 struct user_msghdr; 29 struct mmsghdr; 30 struct msqid_ds; 31 struct new_utsname; 32 struct nfsctl_arg; 33 struct __old_kernel_stat; 34 struct oldold_utsname; 35 struct old_utsname; 36 struct pollfd; 37 struct rlimit; 38 struct rlimit64; 39 struct rusage; 40 struct sched_param; 41 struct sched_attr; 42 struct sel_arg_struct; 43 struct semaphore; 44 struct sembuf; 45 struct shmid_ds; 46 struct sockaddr; 47 struct stat; 48 struct stat64; 49 struct statfs; 50 struct statfs64; 51 struct statx; 52 struct __sysctl_args; 53 struct sysinfo; 54 struct timespec; 55 struct timeval; 56 struct timex; 57 struct timezone; 58 struct tms; 59 struct utimbuf; 60 struct mq_attr; 61 struct compat_stat; 62 struct compat_timeval; 63 struct robust_list_head; 64 struct getcpu_cache; 65 struct old_linux_dirent; 66 struct perf_event_attr; 67 struct file_handle; 68 struct sigaltstack; 69 union bpf_attr; 70 71 #include <linux/types.h> 72 #include <linux/aio_abi.h> 73 #include <linux/capability.h> 74 #include <linux/signal.h> 75 #include <linux/list.h> 76 #include <linux/bug.h> 77 #include <linux/sem.h> 78 #include <asm/siginfo.h> 79 #include <linux/unistd.h> 80 #include <linux/quota.h> 81 #include <linux/key.h> 82 #include <trace/syscall.h> 83 84 /* 85 * __MAP - apply a macro to syscall arguments 86 * __MAP(n, m, t1, a1, t2, a2, ..., tn, an) will expand to 87 * m(t1, a1), m(t2, a2), ..., m(tn, an) 88 * The first argument must be equal to the amount of type/name 89 * pairs given. Note that this list of pairs (i.e. the arguments 90 * of __MAP starting at the third one) is in the same format as 91 * for SYSCALL_DEFINE<n>/COMPAT_SYSCALL_DEFINE<n> 92 */ 93 #define __MAP0(m,...) 94 #define __MAP1(m,t,a) m(t,a) 95 #define __MAP2(m,t,a,...) m(t,a), __MAP1(m,__VA_ARGS__) 96 #define __MAP3(m,t,a,...) m(t,a), __MAP2(m,__VA_ARGS__) 97 #define __MAP4(m,t,a,...) m(t,a), __MAP3(m,__VA_ARGS__) 98 #define __MAP5(m,t,a,...) m(t,a), __MAP4(m,__VA_ARGS__) 99 #define __MAP6(m,t,a,...) m(t,a), __MAP5(m,__VA_ARGS__) 100 #define __MAP(n,...) __MAP##n(__VA_ARGS__) 101 102 #define __SC_DECL(t, a) t a 103 #define __TYPE_IS_L(t) (__same_type((t)0, 0L)) 104 #define __TYPE_IS_UL(t) (__same_type((t)0, 0UL)) 105 #define __TYPE_IS_LL(t) (__same_type((t)0, 0LL) || __same_type((t)0, 0ULL)) 106 #define __SC_LONG(t, a) __typeof(__builtin_choose_expr(__TYPE_IS_LL(t), 0LL, 0L)) a 107 #define __SC_CAST(t, a) (t) a 108 #define __SC_ARGS(t, a) a 109 #define __SC_TEST(t, a) (void)BUILD_BUG_ON_ZERO(!__TYPE_IS_LL(t) && sizeof(t) > sizeof(long)) 110 111 #ifdef CONFIG_FTRACE_SYSCALLS 112 #define __SC_STR_ADECL(t, a) #a 113 #define __SC_STR_TDECL(t, a) #t 114 115 extern struct trace_event_class event_class_syscall_enter; 116 extern struct trace_event_class event_class_syscall_exit; 117 extern struct trace_event_functions enter_syscall_print_funcs; 118 extern struct trace_event_functions exit_syscall_print_funcs; 119 120 #define SYSCALL_TRACE_ENTER_EVENT(sname) \ 121 static struct syscall_metadata __syscall_meta_##sname; \ 122 static struct trace_event_call __used \ 123 event_enter_##sname = { \ 124 .class = &event_class_syscall_enter, \ 125 { \ 126 .name = "sys_enter"#sname, \ 127 }, \ 128 .event.funcs = &enter_syscall_print_funcs, \ 129 .data = (void *)&__syscall_meta_##sname,\ 130 .flags = TRACE_EVENT_FL_CAP_ANY, \ 131 }; \ 132 static struct trace_event_call __used \ 133 __attribute__((section("_ftrace_events"))) \ 134 *__event_enter_##sname = &event_enter_##sname; 135 136 #define SYSCALL_TRACE_EXIT_EVENT(sname) \ 137 static struct syscall_metadata __syscall_meta_##sname; \ 138 static struct trace_event_call __used \ 139 event_exit_##sname = { \ 140 .class = &event_class_syscall_exit, \ 141 { \ 142 .name = "sys_exit"#sname, \ 143 }, \ 144 .event.funcs = &exit_syscall_print_funcs, \ 145 .data = (void *)&__syscall_meta_##sname,\ 146 .flags = TRACE_EVENT_FL_CAP_ANY, \ 147 }; \ 148 static struct trace_event_call __used \ 149 __attribute__((section("_ftrace_events"))) \ 150 *__event_exit_##sname = &event_exit_##sname; 151 152 #define SYSCALL_METADATA(sname, nb, ...) \ 153 static const char *types_##sname[] = { \ 154 __MAP(nb,__SC_STR_TDECL,__VA_ARGS__) \ 155 }; \ 156 static const char *args_##sname[] = { \ 157 __MAP(nb,__SC_STR_ADECL,__VA_ARGS__) \ 158 }; \ 159 SYSCALL_TRACE_ENTER_EVENT(sname); \ 160 SYSCALL_TRACE_EXIT_EVENT(sname); \ 161 static struct syscall_metadata __used \ 162 __syscall_meta_##sname = { \ 163 .name = "sys"#sname, \ 164 .syscall_nr = -1, /* Filled in at boot */ \ 165 .nb_args = nb, \ 166 .types = nb ? types_##sname : NULL, \ 167 .args = nb ? args_##sname : NULL, \ 168 .enter_event = &event_enter_##sname, \ 169 .exit_event = &event_exit_##sname, \ 170 .enter_fields = LIST_HEAD_INIT(__syscall_meta_##sname.enter_fields), \ 171 }; \ 172 static struct syscall_metadata __used \ 173 __attribute__((section("__syscalls_metadata"))) \ 174 *__p_syscall_meta_##sname = &__syscall_meta_##sname; 175 176 static inline int is_syscall_trace_event(struct trace_event_call *tp_event) 177 { 178 return tp_event->class == &event_class_syscall_enter || 179 tp_event->class == &event_class_syscall_exit; 180 } 181 182 #else 183 #define SYSCALL_METADATA(sname, nb, ...) 184 185 static inline int is_syscall_trace_event(struct trace_event_call *tp_event) 186 { 187 return 0; 188 } 189 #endif 190 191 #define SYSCALL_DEFINE0(sname) \ 192 SYSCALL_METADATA(_##sname, 0); \ 193 asmlinkage long sys_##sname(void) 194 195 #define SYSCALL_DEFINE1(name, ...) SYSCALL_DEFINEx(1, _##name, __VA_ARGS__) 196 #define SYSCALL_DEFINE2(name, ...) SYSCALL_DEFINEx(2, _##name, __VA_ARGS__) 197 #define SYSCALL_DEFINE3(name, ...) SYSCALL_DEFINEx(3, _##name, __VA_ARGS__) 198 #define SYSCALL_DEFINE4(name, ...) SYSCALL_DEFINEx(4, _##name, __VA_ARGS__) 199 #define SYSCALL_DEFINE5(name, ...) SYSCALL_DEFINEx(5, _##name, __VA_ARGS__) 200 #define SYSCALL_DEFINE6(name, ...) SYSCALL_DEFINEx(6, _##name, __VA_ARGS__) 201 202 #define SYSCALL_DEFINEx(x, sname, ...) \ 203 SYSCALL_METADATA(sname, x, __VA_ARGS__) \ 204 __SYSCALL_DEFINEx(x, sname, __VA_ARGS__) 205 206 #define __PROTECT(...) asmlinkage_protect(__VA_ARGS__) 207 #define __SYSCALL_DEFINEx(x, name, ...) \ 208 asmlinkage long sys##name(__MAP(x,__SC_DECL,__VA_ARGS__)) \ 209 __attribute__((alias(__stringify(SyS##name)))); \ 210 static inline long SYSC##name(__MAP(x,__SC_DECL,__VA_ARGS__)); \ 211 asmlinkage long SyS##name(__MAP(x,__SC_LONG,__VA_ARGS__)); \ 212 asmlinkage long SyS##name(__MAP(x,__SC_LONG,__VA_ARGS__)) \ 213 { \ 214 long ret = SYSC##name(__MAP(x,__SC_CAST,__VA_ARGS__)); \ 215 __MAP(x,__SC_TEST,__VA_ARGS__); \ 216 __PROTECT(x, ret,__MAP(x,__SC_ARGS,__VA_ARGS__)); \ 217 return ret; \ 218 } \ 219 static inline long SYSC##name(__MAP(x,__SC_DECL,__VA_ARGS__)) 220 221 asmlinkage long sys32_quotactl(unsigned int cmd, const char __user *special, 222 qid_t id, void __user *addr); 223 asmlinkage long sys_time(time_t __user *tloc); 224 asmlinkage long sys_stime(time_t __user *tptr); 225 asmlinkage long sys_gettimeofday(struct timeval __user *tv, 226 struct timezone __user *tz); 227 asmlinkage long sys_settimeofday(struct timeval __user *tv, 228 struct timezone __user *tz); 229 asmlinkage long sys_adjtimex(struct timex __user *txc_p); 230 231 asmlinkage long sys_times(struct tms __user *tbuf); 232 233 asmlinkage long sys_gettid(void); 234 asmlinkage long sys_nanosleep(struct timespec __user *rqtp, struct timespec __user *rmtp); 235 asmlinkage long sys_alarm(unsigned int seconds); 236 asmlinkage long sys_getpid(void); 237 asmlinkage long sys_getppid(void); 238 asmlinkage long sys_getuid(void); 239 asmlinkage long sys_geteuid(void); 240 asmlinkage long sys_getgid(void); 241 asmlinkage long sys_getegid(void); 242 asmlinkage long sys_getresuid(uid_t __user *ruid, uid_t __user *euid, uid_t __user *suid); 243 asmlinkage long sys_getresgid(gid_t __user *rgid, gid_t __user *egid, gid_t __user *sgid); 244 asmlinkage long sys_getpgid(pid_t pid); 245 asmlinkage long sys_getpgrp(void); 246 asmlinkage long sys_getsid(pid_t pid); 247 asmlinkage long sys_getgroups(int gidsetsize, gid_t __user *grouplist); 248 249 asmlinkage long sys_setregid(gid_t rgid, gid_t egid); 250 asmlinkage long sys_setgid(gid_t gid); 251 asmlinkage long sys_setreuid(uid_t ruid, uid_t euid); 252 asmlinkage long sys_setuid(uid_t uid); 253 asmlinkage long sys_setresuid(uid_t ruid, uid_t euid, uid_t suid); 254 asmlinkage long sys_setresgid(gid_t rgid, gid_t egid, gid_t sgid); 255 asmlinkage long sys_setfsuid(uid_t uid); 256 asmlinkage long sys_setfsgid(gid_t gid); 257 asmlinkage long sys_setpgid(pid_t pid, pid_t pgid); 258 asmlinkage long sys_setsid(void); 259 asmlinkage long sys_setgroups(int gidsetsize, gid_t __user *grouplist); 260 261 asmlinkage long sys_acct(const char __user *name); 262 asmlinkage long sys_capget(cap_user_header_t header, 263 cap_user_data_t dataptr); 264 asmlinkage long sys_capset(cap_user_header_t header, 265 const cap_user_data_t data); 266 asmlinkage long sys_personality(unsigned int personality); 267 268 asmlinkage long sys_sigpending(old_sigset_t __user *set); 269 asmlinkage long sys_sigprocmask(int how, old_sigset_t __user *set, 270 old_sigset_t __user *oset); 271 asmlinkage long sys_sigaltstack(const struct sigaltstack __user *uss, 272 struct sigaltstack __user *uoss); 273 274 asmlinkage long sys_getitimer(int which, struct itimerval __user *value); 275 asmlinkage long sys_setitimer(int which, 276 struct itimerval __user *value, 277 struct itimerval __user *ovalue); 278 asmlinkage long sys_timer_create(clockid_t which_clock, 279 struct sigevent __user *timer_event_spec, 280 timer_t __user * created_timer_id); 281 asmlinkage long sys_timer_gettime(timer_t timer_id, 282 struct itimerspec __user *setting); 283 asmlinkage long sys_timer_getoverrun(timer_t timer_id); 284 asmlinkage long sys_timer_settime(timer_t timer_id, int flags, 285 const struct itimerspec __user *new_setting, 286 struct itimerspec __user *old_setting); 287 asmlinkage long sys_timer_delete(timer_t timer_id); 288 asmlinkage long sys_clock_settime(clockid_t which_clock, 289 const struct timespec __user *tp); 290 asmlinkage long sys_clock_gettime(clockid_t which_clock, 291 struct timespec __user *tp); 292 asmlinkage long sys_clock_adjtime(clockid_t which_clock, 293 struct timex __user *tx); 294 asmlinkage long sys_clock_getres(clockid_t which_clock, 295 struct timespec __user *tp); 296 asmlinkage long sys_clock_nanosleep(clockid_t which_clock, int flags, 297 const struct timespec __user *rqtp, 298 struct timespec __user *rmtp); 299 300 asmlinkage long sys_nice(int increment); 301 asmlinkage long sys_sched_setscheduler(pid_t pid, int policy, 302 struct sched_param __user *param); 303 asmlinkage long sys_sched_setparam(pid_t pid, 304 struct sched_param __user *param); 305 asmlinkage long sys_sched_setattr(pid_t pid, 306 struct sched_attr __user *attr, 307 unsigned int flags); 308 asmlinkage long sys_sched_getscheduler(pid_t pid); 309 asmlinkage long sys_sched_getparam(pid_t pid, 310 struct sched_param __user *param); 311 asmlinkage long sys_sched_getattr(pid_t pid, 312 struct sched_attr __user *attr, 313 unsigned int size, 314 unsigned int flags); 315 asmlinkage long sys_sched_setaffinity(pid_t pid, unsigned int len, 316 unsigned long __user *user_mask_ptr); 317 asmlinkage long sys_sched_getaffinity(pid_t pid, unsigned int len, 318 unsigned long __user *user_mask_ptr); 319 asmlinkage long sys_sched_yield(void); 320 asmlinkage long sys_sched_get_priority_max(int policy); 321 asmlinkage long sys_sched_get_priority_min(int policy); 322 asmlinkage long sys_sched_rr_get_interval(pid_t pid, 323 struct timespec __user *interval); 324 asmlinkage long sys_setpriority(int which, int who, int niceval); 325 asmlinkage long sys_getpriority(int which, int who); 326 327 asmlinkage long sys_shutdown(int, int); 328 asmlinkage long sys_reboot(int magic1, int magic2, unsigned int cmd, 329 void __user *arg); 330 asmlinkage long sys_restart_syscall(void); 331 asmlinkage long sys_kexec_load(unsigned long entry, unsigned long nr_segments, 332 struct kexec_segment __user *segments, 333 unsigned long flags); 334 asmlinkage long sys_kexec_file_load(int kernel_fd, int initrd_fd, 335 unsigned long cmdline_len, 336 const char __user *cmdline_ptr, 337 unsigned long flags); 338 339 asmlinkage long sys_exit(int error_code); 340 asmlinkage long sys_exit_group(int error_code); 341 asmlinkage long sys_wait4(pid_t pid, int __user *stat_addr, 342 int options, struct rusage __user *ru); 343 asmlinkage long sys_waitid(int which, pid_t pid, 344 struct siginfo __user *infop, 345 int options, struct rusage __user *ru); 346 asmlinkage long sys_waitpid(pid_t pid, int __user *stat_addr, int options); 347 asmlinkage long sys_set_tid_address(int __user *tidptr); 348 asmlinkage long sys_futex(u32 __user *uaddr, int op, u32 val, 349 struct timespec __user *utime, u32 __user *uaddr2, 350 u32 val3); 351 352 asmlinkage long sys_init_module(void __user *umod, unsigned long len, 353 const char __user *uargs); 354 asmlinkage long sys_delete_module(const char __user *name_user, 355 unsigned int flags); 356 357 #ifdef CONFIG_OLD_SIGSUSPEND 358 asmlinkage long sys_sigsuspend(old_sigset_t mask); 359 #endif 360 361 #ifdef CONFIG_OLD_SIGSUSPEND3 362 asmlinkage long sys_sigsuspend(int unused1, int unused2, old_sigset_t mask); 363 #endif 364 365 asmlinkage long sys_rt_sigsuspend(sigset_t __user *unewset, size_t sigsetsize); 366 367 #ifdef CONFIG_OLD_SIGACTION 368 asmlinkage long sys_sigaction(int, const struct old_sigaction __user *, 369 struct old_sigaction __user *); 370 #endif 371 372 #ifndef CONFIG_ODD_RT_SIGACTION 373 asmlinkage long sys_rt_sigaction(int, 374 const struct sigaction __user *, 375 struct sigaction __user *, 376 size_t); 377 #endif 378 asmlinkage long sys_rt_sigprocmask(int how, sigset_t __user *set, 379 sigset_t __user *oset, size_t sigsetsize); 380 asmlinkage long sys_rt_sigpending(sigset_t __user *set, size_t sigsetsize); 381 asmlinkage long sys_rt_sigtimedwait(const sigset_t __user *uthese, 382 siginfo_t __user *uinfo, 383 const struct timespec __user *uts, 384 size_t sigsetsize); 385 asmlinkage long sys_rt_tgsigqueueinfo(pid_t tgid, pid_t pid, int sig, 386 siginfo_t __user *uinfo); 387 asmlinkage long sys_kill(pid_t pid, int sig); 388 asmlinkage long sys_tgkill(pid_t tgid, pid_t pid, int sig); 389 asmlinkage long sys_tkill(pid_t pid, int sig); 390 asmlinkage long sys_rt_sigqueueinfo(pid_t pid, int sig, siginfo_t __user *uinfo); 391 asmlinkage long sys_sgetmask(void); 392 asmlinkage long sys_ssetmask(int newmask); 393 asmlinkage long sys_signal(int sig, __sighandler_t handler); 394 asmlinkage long sys_pause(void); 395 396 asmlinkage long sys_sync(void); 397 asmlinkage long sys_fsync(unsigned int fd); 398 asmlinkage long sys_fdatasync(unsigned int fd); 399 asmlinkage long sys_bdflush(int func, long data); 400 asmlinkage long sys_mount(char __user *dev_name, char __user *dir_name, 401 char __user *type, unsigned long flags, 402 void __user *data); 403 asmlinkage long sys_umount(char __user *name, int flags); 404 asmlinkage long sys_oldumount(char __user *name); 405 asmlinkage long sys_truncate(const char __user *path, long length); 406 asmlinkage long sys_ftruncate(unsigned int fd, unsigned long length); 407 asmlinkage long sys_stat(const char __user *filename, 408 struct __old_kernel_stat __user *statbuf); 409 asmlinkage long sys_statfs(const char __user * path, 410 struct statfs __user *buf); 411 asmlinkage long sys_statfs64(const char __user *path, size_t sz, 412 struct statfs64 __user *buf); 413 asmlinkage long sys_fstatfs(unsigned int fd, struct statfs __user *buf); 414 asmlinkage long sys_fstatfs64(unsigned int fd, size_t sz, 415 struct statfs64 __user *buf); 416 asmlinkage long sys_lstat(const char __user *filename, 417 struct __old_kernel_stat __user *statbuf); 418 asmlinkage long sys_fstat(unsigned int fd, 419 struct __old_kernel_stat __user *statbuf); 420 asmlinkage long sys_newstat(const char __user *filename, 421 struct stat __user *statbuf); 422 asmlinkage long sys_newlstat(const char __user *filename, 423 struct stat __user *statbuf); 424 asmlinkage long sys_newfstat(unsigned int fd, struct stat __user *statbuf); 425 asmlinkage long sys_ustat(unsigned dev, struct ustat __user *ubuf); 426 #if defined(__ARCH_WANT_STAT64) || defined(__ARCH_WANT_COMPAT_STAT64) 427 asmlinkage long sys_stat64(const char __user *filename, 428 struct stat64 __user *statbuf); 429 asmlinkage long sys_fstat64(unsigned long fd, struct stat64 __user *statbuf); 430 asmlinkage long sys_lstat64(const char __user *filename, 431 struct stat64 __user *statbuf); 432 asmlinkage long sys_fstatat64(int dfd, const char __user *filename, 433 struct stat64 __user *statbuf, int flag); 434 #endif 435 #if BITS_PER_LONG == 32 436 asmlinkage long sys_truncate64(const char __user *path, loff_t length); 437 asmlinkage long sys_ftruncate64(unsigned int fd, loff_t length); 438 #endif 439 440 asmlinkage long sys_setxattr(const char __user *path, const char __user *name, 441 const void __user *value, size_t size, int flags); 442 asmlinkage long sys_lsetxattr(const char __user *path, const char __user *name, 443 const void __user *value, size_t size, int flags); 444 asmlinkage long sys_fsetxattr(int fd, const char __user *name, 445 const void __user *value, size_t size, int flags); 446 asmlinkage long sys_getxattr(const char __user *path, const char __user *name, 447 void __user *value, size_t size); 448 asmlinkage long sys_lgetxattr(const char __user *path, const char __user *name, 449 void __user *value, size_t size); 450 asmlinkage long sys_fgetxattr(int fd, const char __user *name, 451 void __user *value, size_t size); 452 asmlinkage long sys_listxattr(const char __user *path, char __user *list, 453 size_t size); 454 asmlinkage long sys_llistxattr(const char __user *path, char __user *list, 455 size_t size); 456 asmlinkage long sys_flistxattr(int fd, char __user *list, size_t size); 457 asmlinkage long sys_removexattr(const char __user *path, 458 const char __user *name); 459 asmlinkage long sys_lremovexattr(const char __user *path, 460 const char __user *name); 461 asmlinkage long sys_fremovexattr(int fd, const char __user *name); 462 463 asmlinkage long sys_brk(unsigned long brk); 464 asmlinkage long sys_mprotect(unsigned long start, size_t len, 465 unsigned long prot); 466 asmlinkage long sys_mremap(unsigned long addr, 467 unsigned long old_len, unsigned long new_len, 468 unsigned long flags, unsigned long new_addr); 469 asmlinkage long sys_remap_file_pages(unsigned long start, unsigned long size, 470 unsigned long prot, unsigned long pgoff, 471 unsigned long flags); 472 asmlinkage long sys_msync(unsigned long start, size_t len, int flags); 473 asmlinkage long sys_fadvise64(int fd, loff_t offset, size_t len, int advice); 474 asmlinkage long sys_fadvise64_64(int fd, loff_t offset, loff_t len, int advice); 475 asmlinkage long sys_munmap(unsigned long addr, size_t len); 476 asmlinkage long sys_mlock(unsigned long start, size_t len); 477 asmlinkage long sys_munlock(unsigned long start, size_t len); 478 asmlinkage long sys_mlockall(int flags); 479 asmlinkage long sys_munlockall(void); 480 asmlinkage long sys_madvise(unsigned long start, size_t len, int behavior); 481 asmlinkage long sys_mincore(unsigned long start, size_t len, 482 unsigned char __user * vec); 483 484 asmlinkage long sys_pivot_root(const char __user *new_root, 485 const char __user *put_old); 486 asmlinkage long sys_chroot(const char __user *filename); 487 asmlinkage long sys_mknod(const char __user *filename, umode_t mode, 488 unsigned dev); 489 asmlinkage long sys_link(const char __user *oldname, 490 const char __user *newname); 491 asmlinkage long sys_symlink(const char __user *old, const char __user *new); 492 asmlinkage long sys_unlink(const char __user *pathname); 493 asmlinkage long sys_rename(const char __user *oldname, 494 const char __user *newname); 495 asmlinkage long sys_chmod(const char __user *filename, umode_t mode); 496 asmlinkage long sys_fchmod(unsigned int fd, umode_t mode); 497 498 asmlinkage long sys_fcntl(unsigned int fd, unsigned int cmd, unsigned long arg); 499 #if BITS_PER_LONG == 32 500 asmlinkage long sys_fcntl64(unsigned int fd, 501 unsigned int cmd, unsigned long arg); 502 #endif 503 asmlinkage long sys_pipe(int __user *fildes); 504 asmlinkage long sys_pipe2(int __user *fildes, int flags); 505 asmlinkage long sys_dup(unsigned int fildes); 506 asmlinkage long sys_dup2(unsigned int oldfd, unsigned int newfd); 507 asmlinkage long sys_dup3(unsigned int oldfd, unsigned int newfd, int flags); 508 asmlinkage long sys_ioperm(unsigned long from, unsigned long num, int on); 509 asmlinkage long sys_ioctl(unsigned int fd, unsigned int cmd, 510 unsigned long arg); 511 asmlinkage long sys_flock(unsigned int fd, unsigned int cmd); 512 asmlinkage long sys_io_setup(unsigned nr_reqs, aio_context_t __user *ctx); 513 asmlinkage long sys_io_destroy(aio_context_t ctx); 514 asmlinkage long sys_io_getevents(aio_context_t ctx_id, 515 long min_nr, 516 long nr, 517 struct io_event __user *events, 518 struct timespec __user *timeout); 519 asmlinkage long sys_io_submit(aio_context_t, long, 520 struct iocb __user * __user *); 521 asmlinkage long sys_io_cancel(aio_context_t ctx_id, struct iocb __user *iocb, 522 struct io_event __user *result); 523 asmlinkage long sys_sendfile(int out_fd, int in_fd, 524 off_t __user *offset, size_t count); 525 asmlinkage long sys_sendfile64(int out_fd, int in_fd, 526 loff_t __user *offset, size_t count); 527 asmlinkage long sys_readlink(const char __user *path, 528 char __user *buf, int bufsiz); 529 asmlinkage long sys_creat(const char __user *pathname, umode_t mode); 530 asmlinkage long sys_open(const char __user *filename, 531 int flags, umode_t mode); 532 asmlinkage long sys_close(unsigned int fd); 533 asmlinkage long sys_access(const char __user *filename, int mode); 534 asmlinkage long sys_vhangup(void); 535 asmlinkage long sys_chown(const char __user *filename, 536 uid_t user, gid_t group); 537 asmlinkage long sys_lchown(const char __user *filename, 538 uid_t user, gid_t group); 539 asmlinkage long sys_fchown(unsigned int fd, uid_t user, gid_t group); 540 #ifdef CONFIG_HAVE_UID16 541 asmlinkage long sys_chown16(const char __user *filename, 542 old_uid_t user, old_gid_t group); 543 asmlinkage long sys_lchown16(const char __user *filename, 544 old_uid_t user, old_gid_t group); 545 asmlinkage long sys_fchown16(unsigned int fd, old_uid_t user, old_gid_t group); 546 asmlinkage long sys_setregid16(old_gid_t rgid, old_gid_t egid); 547 asmlinkage long sys_setgid16(old_gid_t gid); 548 asmlinkage long sys_setreuid16(old_uid_t ruid, old_uid_t euid); 549 asmlinkage long sys_setuid16(old_uid_t uid); 550 asmlinkage long sys_setresuid16(old_uid_t ruid, old_uid_t euid, old_uid_t suid); 551 asmlinkage long sys_getresuid16(old_uid_t __user *ruid, 552 old_uid_t __user *euid, old_uid_t __user *suid); 553 asmlinkage long sys_setresgid16(old_gid_t rgid, old_gid_t egid, old_gid_t sgid); 554 asmlinkage long sys_getresgid16(old_gid_t __user *rgid, 555 old_gid_t __user *egid, old_gid_t __user *sgid); 556 asmlinkage long sys_setfsuid16(old_uid_t uid); 557 asmlinkage long sys_setfsgid16(old_gid_t gid); 558 asmlinkage long sys_getgroups16(int gidsetsize, old_gid_t __user *grouplist); 559 asmlinkage long sys_setgroups16(int gidsetsize, old_gid_t __user *grouplist); 560 asmlinkage long sys_getuid16(void); 561 asmlinkage long sys_geteuid16(void); 562 asmlinkage long sys_getgid16(void); 563 asmlinkage long sys_getegid16(void); 564 #endif 565 566 asmlinkage long sys_utime(char __user *filename, 567 struct utimbuf __user *times); 568 asmlinkage long sys_utimes(char __user *filename, 569 struct timeval __user *utimes); 570 asmlinkage long sys_lseek(unsigned int fd, off_t offset, 571 unsigned int whence); 572 asmlinkage long sys_llseek(unsigned int fd, unsigned long offset_high, 573 unsigned long offset_low, loff_t __user *result, 574 unsigned int whence); 575 asmlinkage long sys_read(unsigned int fd, char __user *buf, size_t count); 576 asmlinkage long sys_readahead(int fd, loff_t offset, size_t count); 577 asmlinkage long sys_readv(unsigned long fd, 578 const struct iovec __user *vec, 579 unsigned long vlen); 580 asmlinkage long sys_write(unsigned int fd, const char __user *buf, 581 size_t count); 582 asmlinkage long sys_writev(unsigned long fd, 583 const struct iovec __user *vec, 584 unsigned long vlen); 585 asmlinkage long sys_pread64(unsigned int fd, char __user *buf, 586 size_t count, loff_t pos); 587 asmlinkage long sys_pwrite64(unsigned int fd, const char __user *buf, 588 size_t count, loff_t pos); 589 asmlinkage long sys_preadv(unsigned long fd, const struct iovec __user *vec, 590 unsigned long vlen, unsigned long pos_l, unsigned long pos_h); 591 asmlinkage long sys_preadv2(unsigned long fd, const struct iovec __user *vec, 592 unsigned long vlen, unsigned long pos_l, unsigned long pos_h, 593 int flags); 594 asmlinkage long sys_pwritev(unsigned long fd, const struct iovec __user *vec, 595 unsigned long vlen, unsigned long pos_l, unsigned long pos_h); 596 asmlinkage long sys_pwritev2(unsigned long fd, const struct iovec __user *vec, 597 unsigned long vlen, unsigned long pos_l, unsigned long pos_h, 598 int flags); 599 asmlinkage long sys_getcwd(char __user *buf, unsigned long size); 600 asmlinkage long sys_mkdir(const char __user *pathname, umode_t mode); 601 asmlinkage long sys_chdir(const char __user *filename); 602 asmlinkage long sys_fchdir(unsigned int fd); 603 asmlinkage long sys_rmdir(const char __user *pathname); 604 asmlinkage long sys_lookup_dcookie(u64 cookie64, char __user *buf, size_t len); 605 asmlinkage long sys_quotactl(unsigned int cmd, const char __user *special, 606 qid_t id, void __user *addr); 607 asmlinkage long sys_getdents(unsigned int fd, 608 struct linux_dirent __user *dirent, 609 unsigned int count); 610 asmlinkage long sys_getdents64(unsigned int fd, 611 struct linux_dirent64 __user *dirent, 612 unsigned int count); 613 614 asmlinkage long sys_setsockopt(int fd, int level, int optname, 615 char __user *optval, int optlen); 616 asmlinkage long sys_getsockopt(int fd, int level, int optname, 617 char __user *optval, int __user *optlen); 618 asmlinkage long sys_bind(int, struct sockaddr __user *, int); 619 asmlinkage long sys_connect(int, struct sockaddr __user *, int); 620 asmlinkage long sys_accept(int, struct sockaddr __user *, int __user *); 621 asmlinkage long sys_accept4(int, struct sockaddr __user *, int __user *, int); 622 asmlinkage long sys_getsockname(int, struct sockaddr __user *, int __user *); 623 asmlinkage long sys_getpeername(int, struct sockaddr __user *, int __user *); 624 asmlinkage long sys_send(int, void __user *, size_t, unsigned); 625 asmlinkage long sys_sendto(int, void __user *, size_t, unsigned, 626 struct sockaddr __user *, int); 627 asmlinkage long sys_sendmsg(int fd, struct user_msghdr __user *msg, unsigned flags); 628 asmlinkage long sys_sendmmsg(int fd, struct mmsghdr __user *msg, 629 unsigned int vlen, unsigned flags); 630 asmlinkage long sys_recv(int, void __user *, size_t, unsigned); 631 asmlinkage long sys_recvfrom(int, void __user *, size_t, unsigned, 632 struct sockaddr __user *, int __user *); 633 asmlinkage long sys_recvmsg(int fd, struct user_msghdr __user *msg, unsigned flags); 634 asmlinkage long sys_recvmmsg(int fd, struct mmsghdr __user *msg, 635 unsigned int vlen, unsigned flags, 636 struct timespec __user *timeout); 637 asmlinkage long sys_socket(int, int, int); 638 asmlinkage long sys_socketpair(int, int, int, int __user *); 639 asmlinkage long sys_socketcall(int call, unsigned long __user *args); 640 asmlinkage long sys_listen(int, int); 641 asmlinkage long sys_poll(struct pollfd __user *ufds, unsigned int nfds, 642 int timeout); 643 asmlinkage long sys_select(int n, fd_set __user *inp, fd_set __user *outp, 644 fd_set __user *exp, struct timeval __user *tvp); 645 asmlinkage long sys_old_select(struct sel_arg_struct __user *arg); 646 asmlinkage long sys_epoll_create(int size); 647 asmlinkage long sys_epoll_create1(int flags); 648 asmlinkage long sys_epoll_ctl(int epfd, int op, int fd, 649 struct epoll_event __user *event); 650 asmlinkage long sys_epoll_wait(int epfd, struct epoll_event __user *events, 651 int maxevents, int timeout); 652 asmlinkage long sys_epoll_pwait(int epfd, struct epoll_event __user *events, 653 int maxevents, int timeout, 654 const sigset_t __user *sigmask, 655 size_t sigsetsize); 656 asmlinkage long sys_gethostname(char __user *name, int len); 657 asmlinkage long sys_sethostname(char __user *name, int len); 658 asmlinkage long sys_setdomainname(char __user *name, int len); 659 asmlinkage long sys_newuname(struct new_utsname __user *name); 660 asmlinkage long sys_uname(struct old_utsname __user *); 661 asmlinkage long sys_olduname(struct oldold_utsname __user *); 662 663 asmlinkage long sys_getrlimit(unsigned int resource, 664 struct rlimit __user *rlim); 665 #ifdef __ARCH_WANT_SYS_OLD_GETRLIMIT 666 asmlinkage long sys_old_getrlimit(unsigned int resource, struct rlimit __user *rlim); 667 #endif 668 asmlinkage long sys_setrlimit(unsigned int resource, 669 struct rlimit __user *rlim); 670 asmlinkage long sys_prlimit64(pid_t pid, unsigned int resource, 671 const struct rlimit64 __user *new_rlim, 672 struct rlimit64 __user *old_rlim); 673 asmlinkage long sys_getrusage(int who, struct rusage __user *ru); 674 asmlinkage long sys_umask(int mask); 675 676 asmlinkage long sys_msgget(key_t key, int msgflg); 677 asmlinkage long sys_msgsnd(int msqid, struct msgbuf __user *msgp, 678 size_t msgsz, int msgflg); 679 asmlinkage long sys_msgrcv(int msqid, struct msgbuf __user *msgp, 680 size_t msgsz, long msgtyp, int msgflg); 681 asmlinkage long sys_msgctl(int msqid, int cmd, struct msqid_ds __user *buf); 682 683 asmlinkage long sys_semget(key_t key, int nsems, int semflg); 684 asmlinkage long sys_semop(int semid, struct sembuf __user *sops, 685 unsigned nsops); 686 asmlinkage long sys_semctl(int semid, int semnum, int cmd, unsigned long arg); 687 asmlinkage long sys_semtimedop(int semid, struct sembuf __user *sops, 688 unsigned nsops, 689 const struct timespec __user *timeout); 690 asmlinkage long sys_shmat(int shmid, char __user *shmaddr, int shmflg); 691 asmlinkage long sys_shmget(key_t key, size_t size, int flag); 692 asmlinkage long sys_shmdt(char __user *shmaddr); 693 asmlinkage long sys_shmctl(int shmid, int cmd, struct shmid_ds __user *buf); 694 asmlinkage long sys_ipc(unsigned int call, int first, unsigned long second, 695 unsigned long third, void __user *ptr, long fifth); 696 697 asmlinkage long sys_mq_open(const char __user *name, int oflag, umode_t mode, struct mq_attr __user *attr); 698 asmlinkage long sys_mq_unlink(const char __user *name); 699 asmlinkage long sys_mq_timedsend(mqd_t mqdes, const char __user *msg_ptr, size_t msg_len, unsigned int msg_prio, const struct timespec __user *abs_timeout); 700 asmlinkage long sys_mq_timedreceive(mqd_t mqdes, char __user *msg_ptr, size_t msg_len, unsigned int __user *msg_prio, const struct timespec __user *abs_timeout); 701 asmlinkage long sys_mq_notify(mqd_t mqdes, const struct sigevent __user *notification); 702 asmlinkage long sys_mq_getsetattr(mqd_t mqdes, const struct mq_attr __user *mqstat, struct mq_attr __user *omqstat); 703 704 asmlinkage long sys_pciconfig_iobase(long which, unsigned long bus, unsigned long devfn); 705 asmlinkage long sys_pciconfig_read(unsigned long bus, unsigned long dfn, 706 unsigned long off, unsigned long len, 707 void __user *buf); 708 asmlinkage long sys_pciconfig_write(unsigned long bus, unsigned long dfn, 709 unsigned long off, unsigned long len, 710 void __user *buf); 711 712 asmlinkage long sys_prctl(int option, unsigned long arg2, unsigned long arg3, 713 unsigned long arg4, unsigned long arg5); 714 asmlinkage long sys_swapon(const char __user *specialfile, int swap_flags); 715 asmlinkage long sys_swapoff(const char __user *specialfile); 716 asmlinkage long sys_sysctl(struct __sysctl_args __user *args); 717 asmlinkage long sys_sysinfo(struct sysinfo __user *info); 718 asmlinkage long sys_sysfs(int option, 719 unsigned long arg1, unsigned long arg2); 720 asmlinkage long sys_syslog(int type, char __user *buf, int len); 721 asmlinkage long sys_uselib(const char __user *library); 722 asmlinkage long sys_ni_syscall(void); 723 asmlinkage long sys_ptrace(long request, long pid, unsigned long addr, 724 unsigned long data); 725 726 asmlinkage long sys_add_key(const char __user *_type, 727 const char __user *_description, 728 const void __user *_payload, 729 size_t plen, 730 key_serial_t destringid); 731 732 asmlinkage long sys_request_key(const char __user *_type, 733 const char __user *_description, 734 const char __user *_callout_info, 735 key_serial_t destringid); 736 737 asmlinkage long sys_keyctl(int cmd, unsigned long arg2, unsigned long arg3, 738 unsigned long arg4, unsigned long arg5); 739 740 asmlinkage long sys_ioprio_set(int which, int who, int ioprio); 741 asmlinkage long sys_ioprio_get(int which, int who); 742 asmlinkage long sys_set_mempolicy(int mode, const unsigned long __user *nmask, 743 unsigned long maxnode); 744 asmlinkage long sys_migrate_pages(pid_t pid, unsigned long maxnode, 745 const unsigned long __user *from, 746 const unsigned long __user *to); 747 asmlinkage long sys_move_pages(pid_t pid, unsigned long nr_pages, 748 const void __user * __user *pages, 749 const int __user *nodes, 750 int __user *status, 751 int flags); 752 asmlinkage long sys_mbind(unsigned long start, unsigned long len, 753 unsigned long mode, 754 const unsigned long __user *nmask, 755 unsigned long maxnode, 756 unsigned flags); 757 asmlinkage long sys_get_mempolicy(int __user *policy, 758 unsigned long __user *nmask, 759 unsigned long maxnode, 760 unsigned long addr, unsigned long flags); 761 762 asmlinkage long sys_inotify_init(void); 763 asmlinkage long sys_inotify_init1(int flags); 764 asmlinkage long sys_inotify_add_watch(int fd, const char __user *path, 765 u32 mask); 766 asmlinkage long sys_inotify_rm_watch(int fd, __s32 wd); 767 768 asmlinkage long sys_spu_run(int fd, __u32 __user *unpc, 769 __u32 __user *ustatus); 770 asmlinkage long sys_spu_create(const char __user *name, 771 unsigned int flags, umode_t mode, int fd); 772 773 asmlinkage long sys_mknodat(int dfd, const char __user * filename, umode_t mode, 774 unsigned dev); 775 asmlinkage long sys_mkdirat(int dfd, const char __user * pathname, umode_t mode); 776 asmlinkage long sys_unlinkat(int dfd, const char __user * pathname, int flag); 777 asmlinkage long sys_symlinkat(const char __user * oldname, 778 int newdfd, const char __user * newname); 779 asmlinkage long sys_linkat(int olddfd, const char __user *oldname, 780 int newdfd, const char __user *newname, int flags); 781 asmlinkage long sys_renameat(int olddfd, const char __user * oldname, 782 int newdfd, const char __user * newname); 783 asmlinkage long sys_renameat2(int olddfd, const char __user *oldname, 784 int newdfd, const char __user *newname, 785 unsigned int flags); 786 asmlinkage long sys_futimesat(int dfd, const char __user *filename, 787 struct timeval __user *utimes); 788 asmlinkage long sys_faccessat(int dfd, const char __user *filename, int mode); 789 asmlinkage long sys_fchmodat(int dfd, const char __user * filename, 790 umode_t mode); 791 asmlinkage long sys_fchownat(int dfd, const char __user *filename, uid_t user, 792 gid_t group, int flag); 793 asmlinkage long sys_openat(int dfd, const char __user *filename, int flags, 794 umode_t mode); 795 asmlinkage long sys_newfstatat(int dfd, const char __user *filename, 796 struct stat __user *statbuf, int flag); 797 asmlinkage long sys_readlinkat(int dfd, const char __user *path, char __user *buf, 798 int bufsiz); 799 asmlinkage long sys_utimensat(int dfd, const char __user *filename, 800 struct timespec __user *utimes, int flags); 801 asmlinkage long sys_unshare(unsigned long unshare_flags); 802 803 asmlinkage long sys_splice(int fd_in, loff_t __user *off_in, 804 int fd_out, loff_t __user *off_out, 805 size_t len, unsigned int flags); 806 807 asmlinkage long sys_vmsplice(int fd, const struct iovec __user *iov, 808 unsigned long nr_segs, unsigned int flags); 809 810 asmlinkage long sys_tee(int fdin, int fdout, size_t len, unsigned int flags); 811 812 asmlinkage long sys_sync_file_range(int fd, loff_t offset, loff_t nbytes, 813 unsigned int flags); 814 asmlinkage long sys_sync_file_range2(int fd, unsigned int flags, 815 loff_t offset, loff_t nbytes); 816 asmlinkage long sys_get_robust_list(int pid, 817 struct robust_list_head __user * __user *head_ptr, 818 size_t __user *len_ptr); 819 asmlinkage long sys_set_robust_list(struct robust_list_head __user *head, 820 size_t len); 821 asmlinkage long sys_getcpu(unsigned __user *cpu, unsigned __user *node, struct getcpu_cache __user *cache); 822 asmlinkage long sys_signalfd(int ufd, sigset_t __user *user_mask, size_t sizemask); 823 asmlinkage long sys_signalfd4(int ufd, sigset_t __user *user_mask, size_t sizemask, int flags); 824 asmlinkage long sys_timerfd_create(int clockid, int flags); 825 asmlinkage long sys_timerfd_settime(int ufd, int flags, 826 const struct itimerspec __user *utmr, 827 struct itimerspec __user *otmr); 828 asmlinkage long sys_timerfd_gettime(int ufd, struct itimerspec __user *otmr); 829 asmlinkage long sys_eventfd(unsigned int count); 830 asmlinkage long sys_eventfd2(unsigned int count, int flags); 831 asmlinkage long sys_memfd_create(const char __user *uname_ptr, unsigned int flags); 832 asmlinkage long sys_userfaultfd(int flags); 833 asmlinkage long sys_fallocate(int fd, int mode, loff_t offset, loff_t len); 834 asmlinkage long sys_old_readdir(unsigned int, struct old_linux_dirent __user *, unsigned int); 835 asmlinkage long sys_pselect6(int, fd_set __user *, fd_set __user *, 836 fd_set __user *, struct timespec __user *, 837 void __user *); 838 asmlinkage long sys_ppoll(struct pollfd __user *, unsigned int, 839 struct timespec __user *, const sigset_t __user *, 840 size_t); 841 asmlinkage long sys_fanotify_init(unsigned int flags, unsigned int event_f_flags); 842 asmlinkage long sys_fanotify_mark(int fanotify_fd, unsigned int flags, 843 u64 mask, int fd, 844 const char __user *pathname); 845 asmlinkage long sys_syncfs(int fd); 846 847 asmlinkage long sys_fork(void); 848 asmlinkage long sys_vfork(void); 849 #ifdef CONFIG_CLONE_BACKWARDS 850 asmlinkage long sys_clone(unsigned long, unsigned long, int __user *, unsigned long, 851 int __user *); 852 #else 853 #ifdef CONFIG_CLONE_BACKWARDS3 854 asmlinkage long sys_clone(unsigned long, unsigned long, int, int __user *, 855 int __user *, unsigned long); 856 #else 857 asmlinkage long sys_clone(unsigned long, unsigned long, int __user *, 858 int __user *, unsigned long); 859 #endif 860 #endif 861 862 asmlinkage long sys_execve(const char __user *filename, 863 const char __user *const __user *argv, 864 const char __user *const __user *envp); 865 866 asmlinkage long sys_perf_event_open( 867 struct perf_event_attr __user *attr_uptr, 868 pid_t pid, int cpu, int group_fd, unsigned long flags); 869 870 asmlinkage long sys_mmap_pgoff(unsigned long addr, unsigned long len, 871 unsigned long prot, unsigned long flags, 872 unsigned long fd, unsigned long pgoff); 873 asmlinkage long sys_old_mmap(struct mmap_arg_struct __user *arg); 874 asmlinkage long sys_name_to_handle_at(int dfd, const char __user *name, 875 struct file_handle __user *handle, 876 int __user *mnt_id, int flag); 877 asmlinkage long sys_open_by_handle_at(int mountdirfd, 878 struct file_handle __user *handle, 879 int flags); 880 asmlinkage long sys_setns(int fd, int nstype); 881 asmlinkage long sys_process_vm_readv(pid_t pid, 882 const struct iovec __user *lvec, 883 unsigned long liovcnt, 884 const struct iovec __user *rvec, 885 unsigned long riovcnt, 886 unsigned long flags); 887 asmlinkage long sys_process_vm_writev(pid_t pid, 888 const struct iovec __user *lvec, 889 unsigned long liovcnt, 890 const struct iovec __user *rvec, 891 unsigned long riovcnt, 892 unsigned long flags); 893 894 asmlinkage long sys_kcmp(pid_t pid1, pid_t pid2, int type, 895 unsigned long idx1, unsigned long idx2); 896 asmlinkage long sys_finit_module(int fd, const char __user *uargs, int flags); 897 asmlinkage long sys_seccomp(unsigned int op, unsigned int flags, 898 const char __user *uargs); 899 asmlinkage long sys_getrandom(char __user *buf, size_t count, 900 unsigned int flags); 901 asmlinkage long sys_bpf(int cmd, union bpf_attr *attr, unsigned int size); 902 903 asmlinkage long sys_execveat(int dfd, const char __user *filename, 904 const char __user *const __user *argv, 905 const char __user *const __user *envp, int flags); 906 907 asmlinkage long sys_membarrier(int cmd, int flags); 908 asmlinkage long sys_copy_file_range(int fd_in, loff_t __user *off_in, 909 int fd_out, loff_t __user *off_out, 910 size_t len, unsigned int flags); 911 912 asmlinkage long sys_mlock2(unsigned long start, size_t len, int flags); 913 914 asmlinkage long sys_pkey_mprotect(unsigned long start, size_t len, 915 unsigned long prot, int pkey); 916 asmlinkage long sys_pkey_alloc(unsigned long flags, unsigned long init_val); 917 asmlinkage long sys_pkey_free(int pkey); 918 asmlinkage long sys_statx(int dfd, const char __user *path, unsigned flags, 919 unsigned mask, struct statx __user *buffer); 920 921 #endif 922