aboutsummaryrefslogtreecommitdiffstats
path: root/include/linux/syscalls.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux/syscalls.h')
-rw-r--r--include/linux/syscalls.h174
1 files changed, 122 insertions, 52 deletions
diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h
index 18d0a243a7b3..0eda02ff2414 100644
--- a/include/linux/syscalls.h
+++ b/include/linux/syscalls.h
@@ -54,6 +54,7 @@ struct compat_stat;
54struct compat_timeval; 54struct compat_timeval;
55struct robust_list_head; 55struct robust_list_head;
56struct getcpu_cache; 56struct getcpu_cache;
57struct old_linux_dirent;
57 58
58#include <linux/types.h> 59#include <linux/types.h>
59#include <linux/aio_abi.h> 60#include <linux/aio_abi.h>
@@ -65,6 +66,79 @@ struct getcpu_cache;
65#include <linux/quota.h> 66#include <linux/quota.h>
66#include <linux/key.h> 67#include <linux/key.h>
67 68
69#define __SC_DECL1(t1, a1) t1 a1
70#define __SC_DECL2(t2, a2, ...) t2 a2, __SC_DECL1(__VA_ARGS__)
71#define __SC_DECL3(t3, a3, ...) t3 a3, __SC_DECL2(__VA_ARGS__)
72#define __SC_DECL4(t4, a4, ...) t4 a4, __SC_DECL3(__VA_ARGS__)
73#define __SC_DECL5(t5, a5, ...) t5 a5, __SC_DECL4(__VA_ARGS__)
74#define __SC_DECL6(t6, a6, ...) t6 a6, __SC_DECL5(__VA_ARGS__)
75
76#define __SC_LONG1(t1, a1) long a1
77#define __SC_LONG2(t2, a2, ...) long a2, __SC_LONG1(__VA_ARGS__)
78#define __SC_LONG3(t3, a3, ...) long a3, __SC_LONG2(__VA_ARGS__)
79#define __SC_LONG4(t4, a4, ...) long a4, __SC_LONG3(__VA_ARGS__)
80#define __SC_LONG5(t5, a5, ...) long a5, __SC_LONG4(__VA_ARGS__)
81#define __SC_LONG6(t6, a6, ...) long a6, __SC_LONG5(__VA_ARGS__)
82
83#define __SC_CAST1(t1, a1) (t1) a1
84#define __SC_CAST2(t2, a2, ...) (t2) a2, __SC_CAST1(__VA_ARGS__)
85#define __SC_CAST3(t3, a3, ...) (t3) a3, __SC_CAST2(__VA_ARGS__)
86#define __SC_CAST4(t4, a4, ...) (t4) a4, __SC_CAST3(__VA_ARGS__)
87#define __SC_CAST5(t5, a5, ...) (t5) a5, __SC_CAST4(__VA_ARGS__)
88#define __SC_CAST6(t6, a6, ...) (t6) a6, __SC_CAST5(__VA_ARGS__)
89
90#define __SC_TEST(type) BUILD_BUG_ON(sizeof(type) > sizeof(long))
91#define __SC_TEST1(t1, a1) __SC_TEST(t1)
92#define __SC_TEST2(t2, a2, ...) __SC_TEST(t2); __SC_TEST1(__VA_ARGS__)
93#define __SC_TEST3(t3, a3, ...) __SC_TEST(t3); __SC_TEST2(__VA_ARGS__)
94#define __SC_TEST4(t4, a4, ...) __SC_TEST(t4); __SC_TEST3(__VA_ARGS__)
95#define __SC_TEST5(t5, a5, ...) __SC_TEST(t5); __SC_TEST4(__VA_ARGS__)
96#define __SC_TEST6(t6, a6, ...) __SC_TEST(t6); __SC_TEST5(__VA_ARGS__)
97
98#define SYSCALL_DEFINE0(name) asmlinkage long sys_##name(void)
99#define SYSCALL_DEFINE1(...) SYSCALL_DEFINEx(1, __VA_ARGS__)
100#define SYSCALL_DEFINE2(...) SYSCALL_DEFINEx(2, __VA_ARGS__)
101#define SYSCALL_DEFINE3(...) SYSCALL_DEFINEx(3, __VA_ARGS__)
102#define SYSCALL_DEFINE4(...) SYSCALL_DEFINEx(4, __VA_ARGS__)
103#define SYSCALL_DEFINE5(...) SYSCALL_DEFINEx(5, __VA_ARGS__)
104#define SYSCALL_DEFINE6(...) SYSCALL_DEFINEx(6, __VA_ARGS__)
105
106#ifdef CONFIG_PPC64
107#define SYSCALL_ALIAS(alias, name) \
108 asm ("\t.globl " #alias "\n\t.set " #alias ", " #name "\n" \
109 "\t.globl ." #alias "\n\t.set ." #alias ", ." #name)
110#else
111#ifdef CONFIG_ALPHA
112#define SYSCALL_ALIAS(alias, name) \
113 asm ( #alias " = " #name "\n\t.globl " #alias)
114#else
115#define SYSCALL_ALIAS(alias, name) \
116 asm ("\t.globl " #alias "\n\t.set " #alias ", " #name)
117#endif
118#endif
119
120#ifdef CONFIG_HAVE_SYSCALL_WRAPPERS
121
122#define SYSCALL_DEFINE(name) static inline long SYSC_##name
123#define SYSCALL_DEFINEx(x, name, ...) \
124 asmlinkage long sys_##name(__SC_DECL##x(__VA_ARGS__)); \
125 static inline long SYSC_##name(__SC_DECL##x(__VA_ARGS__)); \
126 asmlinkage long SyS_##name(__SC_LONG##x(__VA_ARGS__)) \
127 { \
128 __SC_TEST##x(__VA_ARGS__); \
129 return (long) SYSC_##name(__SC_CAST##x(__VA_ARGS__)); \
130 } \
131 SYSCALL_ALIAS(sys_##name, SyS_##name); \
132 static inline long SYSC_##name(__SC_DECL##x(__VA_ARGS__))
133
134#else /* CONFIG_HAVE_SYSCALL_WRAPPERS */
135
136#define SYSCALL_DEFINE(name) asmlinkage long sys_##name
137#define SYSCALL_DEFINEx(x, name, ...) \
138 asmlinkage long sys_##name(__SC_DECL##x(__VA_ARGS__))
139
140#endif /* CONFIG_HAVE_SYSCALL_WRAPPERS */
141
68asmlinkage long sys_time(time_t __user *tloc); 142asmlinkage long sys_time(time_t __user *tloc);
69asmlinkage long sys_stime(time_t __user *tptr); 143asmlinkage long sys_stime(time_t __user *tptr);
70asmlinkage long sys_gettimeofday(struct timeval __user *tv, 144asmlinkage long sys_gettimeofday(struct timeval __user *tv,
@@ -77,7 +151,7 @@ asmlinkage long sys_times(struct tms __user *tbuf);
77 151
78asmlinkage long sys_gettid(void); 152asmlinkage long sys_gettid(void);
79asmlinkage long sys_nanosleep(struct timespec __user *rqtp, struct timespec __user *rmtp); 153asmlinkage long sys_nanosleep(struct timespec __user *rqtp, struct timespec __user *rmtp);
80asmlinkage unsigned long sys_alarm(unsigned int seconds); 154asmlinkage long sys_alarm(unsigned int seconds);
81asmlinkage long sys_getpid(void); 155asmlinkage long sys_getpid(void);
82asmlinkage long sys_getppid(void); 156asmlinkage long sys_getppid(void);
83asmlinkage long sys_getuid(void); 157asmlinkage long sys_getuid(void);
@@ -166,7 +240,7 @@ asmlinkage long sys_kexec_load(unsigned long entry, unsigned long nr_segments,
166 unsigned long flags); 240 unsigned long flags);
167 241
168asmlinkage long sys_exit(int error_code); 242asmlinkage long sys_exit(int error_code);
169asmlinkage void sys_exit_group(int error_code); 243asmlinkage long sys_exit_group(int error_code);
170asmlinkage long sys_wait4(pid_t pid, int __user *stat_addr, 244asmlinkage long sys_wait4(pid_t pid, int __user *stat_addr,
171 int options, struct rusage __user *ru); 245 int options, struct rusage __user *ru);
172asmlinkage long sys_waitid(int which, pid_t pid, 246asmlinkage long sys_waitid(int which, pid_t pid,
@@ -196,7 +270,7 @@ asmlinkage long sys_tkill(int pid, int sig);
196asmlinkage long sys_rt_sigqueueinfo(int pid, int sig, siginfo_t __user *uinfo); 270asmlinkage long sys_rt_sigqueueinfo(int pid, int sig, siginfo_t __user *uinfo);
197asmlinkage long sys_sgetmask(void); 271asmlinkage long sys_sgetmask(void);
198asmlinkage long sys_ssetmask(int newmask); 272asmlinkage long sys_ssetmask(int newmask);
199asmlinkage unsigned long sys_signal(int sig, __sighandler_t handler); 273asmlinkage long sys_signal(int sig, __sighandler_t handler);
200asmlinkage long sys_pause(void); 274asmlinkage long sys_pause(void);
201 275
202asmlinkage long sys_sync(void); 276asmlinkage long sys_sync(void);
@@ -246,29 +320,29 @@ asmlinkage long sys_lsetxattr(const char __user *path, const char __user *name,
246 const void __user *value, size_t size, int flags); 320 const void __user *value, size_t size, int flags);
247asmlinkage long sys_fsetxattr(int fd, const char __user *name, 321asmlinkage long sys_fsetxattr(int fd, const char __user *name,
248 const void __user *value, size_t size, int flags); 322 const void __user *value, size_t size, int flags);
249asmlinkage ssize_t sys_getxattr(const char __user *path, const char __user *name, 323asmlinkage long sys_getxattr(const char __user *path, const char __user *name,
250 void __user *value, size_t size); 324 void __user *value, size_t size);
251asmlinkage ssize_t sys_lgetxattr(const char __user *path, const char __user *name, 325asmlinkage long sys_lgetxattr(const char __user *path, const char __user *name,
252 void __user *value, size_t size); 326 void __user *value, size_t size);
253asmlinkage ssize_t sys_fgetxattr(int fd, const char __user *name, 327asmlinkage long sys_fgetxattr(int fd, const char __user *name,
254 void __user *value, size_t size); 328 void __user *value, size_t size);
255asmlinkage ssize_t sys_listxattr(const char __user *path, char __user *list, 329asmlinkage long sys_listxattr(const char __user *path, char __user *list,
256 size_t size); 330 size_t size);
257asmlinkage ssize_t sys_llistxattr(const char __user *path, char __user *list, 331asmlinkage long sys_llistxattr(const char __user *path, char __user *list,
258 size_t size); 332 size_t size);
259asmlinkage ssize_t sys_flistxattr(int fd, char __user *list, size_t size); 333asmlinkage long sys_flistxattr(int fd, char __user *list, size_t size);
260asmlinkage long sys_removexattr(const char __user *path, 334asmlinkage long sys_removexattr(const char __user *path,
261 const char __user *name); 335 const char __user *name);
262asmlinkage long sys_lremovexattr(const char __user *path, 336asmlinkage long sys_lremovexattr(const char __user *path,
263 const char __user *name); 337 const char __user *name);
264asmlinkage long sys_fremovexattr(int fd, const char __user *name); 338asmlinkage long sys_fremovexattr(int fd, const char __user *name);
265 339
266asmlinkage unsigned long sys_brk(unsigned long brk); 340asmlinkage long sys_brk(unsigned long brk);
267asmlinkage long sys_mprotect(unsigned long start, size_t len, 341asmlinkage long sys_mprotect(unsigned long start, size_t len,
268 unsigned long prot); 342 unsigned long prot);
269asmlinkage unsigned long sys_mremap(unsigned long addr, 343asmlinkage long sys_mremap(unsigned long addr,
270 unsigned long old_len, unsigned long new_len, 344 unsigned long old_len, unsigned long new_len,
271 unsigned long flags, unsigned long new_addr); 345 unsigned long flags, unsigned long new_addr);
272asmlinkage long sys_remap_file_pages(unsigned long start, unsigned long size, 346asmlinkage long sys_remap_file_pages(unsigned long start, unsigned long size,
273 unsigned long prot, unsigned long pgoff, 347 unsigned long prot, unsigned long pgoff,
274 unsigned long flags); 348 unsigned long flags);
@@ -321,10 +395,10 @@ asmlinkage long sys_io_submit(aio_context_t, long,
321 struct iocb __user * __user *); 395 struct iocb __user * __user *);
322asmlinkage long sys_io_cancel(aio_context_t ctx_id, struct iocb __user *iocb, 396asmlinkage long sys_io_cancel(aio_context_t ctx_id, struct iocb __user *iocb,
323 struct io_event __user *result); 397 struct io_event __user *result);
324asmlinkage ssize_t sys_sendfile(int out_fd, int in_fd, 398asmlinkage long sys_sendfile(int out_fd, int in_fd,
325 off_t __user *offset, size_t count); 399 off_t __user *offset, size_t count);
326asmlinkage ssize_t sys_sendfile64(int out_fd, int in_fd, 400asmlinkage long sys_sendfile64(int out_fd, int in_fd,
327 loff_t __user *offset, size_t count); 401 loff_t __user *offset, size_t count);
328asmlinkage long sys_readlink(const char __user *path, 402asmlinkage long sys_readlink(const char __user *path,
329 char __user *buf, int bufsiz); 403 char __user *buf, int bufsiz);
330asmlinkage long sys_creat(const char __user *pathname, int mode); 404asmlinkage long sys_creat(const char __user *pathname, int mode);
@@ -368,26 +442,25 @@ asmlinkage long sys_utime(char __user *filename,
368 struct utimbuf __user *times); 442 struct utimbuf __user *times);
369asmlinkage long sys_utimes(char __user *filename, 443asmlinkage long sys_utimes(char __user *filename,
370 struct timeval __user *utimes); 444 struct timeval __user *utimes);
371asmlinkage off_t sys_lseek(unsigned int fd, off_t offset, 445asmlinkage long sys_lseek(unsigned int fd, off_t offset,
372 unsigned int origin); 446 unsigned int origin);
373asmlinkage long sys_llseek(unsigned int fd, unsigned long offset_high, 447asmlinkage long sys_llseek(unsigned int fd, unsigned long offset_high,
374 unsigned long offset_low, loff_t __user *result, 448 unsigned long offset_low, loff_t __user *result,
375 unsigned int origin); 449 unsigned int origin);
376asmlinkage ssize_t sys_read(unsigned int fd, char __user *buf, 450asmlinkage long sys_read(unsigned int fd, char __user *buf, size_t count);
377 size_t count); 451asmlinkage long sys_readahead(int fd, loff_t offset, size_t count);
378asmlinkage ssize_t sys_readahead(int fd, loff_t offset, size_t count); 452asmlinkage long sys_readv(unsigned long fd,
379asmlinkage ssize_t sys_readv(unsigned long fd, 453 const struct iovec __user *vec,
380 const struct iovec __user *vec, 454 unsigned long vlen);
381 unsigned long vlen); 455asmlinkage long sys_write(unsigned int fd, const char __user *buf,
382asmlinkage ssize_t sys_write(unsigned int fd, const char __user *buf, 456 size_t count);
383 size_t count); 457asmlinkage long sys_writev(unsigned long fd,
384asmlinkage ssize_t sys_writev(unsigned long fd, 458 const struct iovec __user *vec,
385 const struct iovec __user *vec, 459 unsigned long vlen);
386 unsigned long vlen); 460asmlinkage long sys_pread64(unsigned int fd, char __user *buf,
387asmlinkage ssize_t sys_pread64(unsigned int fd, char __user *buf, 461 size_t count, loff_t pos);
388 size_t count, loff_t pos); 462asmlinkage long sys_pwrite64(unsigned int fd, const char __user *buf,
389asmlinkage ssize_t sys_pwrite64(unsigned int fd, const char __user *buf, 463 size_t count, loff_t pos);
390 size_t count, loff_t pos);
391asmlinkage long sys_getcwd(char __user *buf, unsigned long size); 464asmlinkage long sys_getcwd(char __user *buf, unsigned long size);
392asmlinkage long sys_mkdir(const char __user *pathname, int mode); 465asmlinkage long sys_mkdir(const char __user *pathname, int mode);
393asmlinkage long sys_chdir(const char __user *filename); 466asmlinkage long sys_chdir(const char __user *filename);
@@ -476,7 +549,7 @@ asmlinkage long sys_shmctl(int shmid, int cmd, struct shmid_ds __user *buf);
476asmlinkage long sys_mq_open(const char __user *name, int oflag, mode_t mode, struct mq_attr __user *attr); 549asmlinkage long sys_mq_open(const char __user *name, int oflag, mode_t mode, struct mq_attr __user *attr);
477asmlinkage long sys_mq_unlink(const char __user *name); 550asmlinkage long sys_mq_unlink(const char __user *name);
478asmlinkage 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); 551asmlinkage 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);
479asmlinkage ssize_t 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); 552asmlinkage 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);
480asmlinkage long sys_mq_notify(mqd_t mqdes, const struct sigevent __user *notification); 553asmlinkage long sys_mq_notify(mqd_t mqdes, const struct sigevent __user *notification);
481asmlinkage long sys_mq_getsetattr(mqd_t mqdes, const struct mq_attr __user *mqstat, struct mq_attr __user *omqstat); 554asmlinkage long sys_mq_getsetattr(mqd_t mqdes, const struct mq_attr __user *mqstat, struct mq_attr __user *omqstat);
482 555
@@ -530,11 +603,6 @@ asmlinkage long sys_move_pages(pid_t pid, unsigned long nr_pages,
530 const int __user *nodes, 603 const int __user *nodes,
531 int __user *status, 604 int __user *status,
532 int flags); 605 int flags);
533asmlinkage long compat_sys_move_pages(pid_t pid, unsigned long nr_page,
534 __u32 __user *pages,
535 const int __user *nodes,
536 int __user *status,
537 int flags);
538asmlinkage long sys_mbind(unsigned long start, unsigned long len, 606asmlinkage long sys_mbind(unsigned long start, unsigned long len,
539 unsigned long mode, 607 unsigned long mode,
540 unsigned long __user *nmask, 608 unsigned long __user *nmask,
@@ -583,13 +651,6 @@ asmlinkage long sys_readlinkat(int dfd, const char __user *path, char __user *bu
583 int bufsiz); 651 int bufsiz);
584asmlinkage long sys_utimensat(int dfd, char __user *filename, 652asmlinkage long sys_utimensat(int dfd, char __user *filename,
585 struct timespec __user *utimes, int flags); 653 struct timespec __user *utimes, int flags);
586asmlinkage long compat_sys_futimesat(unsigned int dfd, char __user *filename,
587 struct compat_timeval __user *t);
588asmlinkage long compat_sys_newfstatat(unsigned int dfd, char __user * filename,
589 struct compat_stat __user *statbuf,
590 int flag);
591asmlinkage long compat_sys_openat(unsigned int dfd, const char __user *filename,
592 int flags, int mode);
593asmlinkage long sys_unshare(unsigned long unshare_flags); 654asmlinkage long sys_unshare(unsigned long unshare_flags);
594 655
595asmlinkage long sys_splice(int fd_in, loff_t __user *off_in, 656asmlinkage long sys_splice(int fd_in, loff_t __user *off_in,
@@ -621,6 +682,15 @@ asmlinkage long sys_timerfd_gettime(int ufd, struct itimerspec __user *otmr);
621asmlinkage long sys_eventfd(unsigned int count); 682asmlinkage long sys_eventfd(unsigned int count);
622asmlinkage long sys_eventfd2(unsigned int count, int flags); 683asmlinkage long sys_eventfd2(unsigned int count, int flags);
623asmlinkage long sys_fallocate(int fd, int mode, loff_t offset, loff_t len); 684asmlinkage long sys_fallocate(int fd, int mode, loff_t offset, loff_t len);
685asmlinkage long sys_old_readdir(unsigned int, struct old_linux_dirent __user *, unsigned int);
686asmlinkage long sys_pselect6(int, fd_set __user *, fd_set __user *,
687 fd_set __user *, struct timespec __user *,
688 void __user *);
689asmlinkage long sys_ppoll(struct pollfd __user *, unsigned int,
690 struct timespec __user *, const sigset_t __user *,
691 size_t);
692asmlinkage long sys_pipe2(int __user *, int);
693asmlinkage long sys_pipe(int __user *);
624 694
625int kernel_execve(const char *filename, char *const argv[], char *const envp[]); 695int kernel_execve(const char *filename, char *const argv[], char *const envp[]);
626 696
generated by cgit v1.2.2 (git 2.25.0) at 2024-10-30 01:41:04 -0400