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Linus Torvalds1da177e2005-04-16 15:20:36 -07001#ifndef _LINUX_SECCOMP_H
2#define _LINUX_SECCOMP_H
3
Linus Torvalds1da177e2005-04-16 15:20:36 -07004
5#ifdef CONFIG_SECCOMP
6
Linus Torvalds1da177e2005-04-16 15:20:36 -07007#include <linux/thread_info.h>
8#include <asm/seccomp.h>
9
10typedef struct { int mode; } seccomp_t;
11
12extern void __secure_computing(int);
13static inline void secure_computing(int this_syscall)
14{
15 if (unlikely(test_thread_flag(TIF_SECCOMP)))
16 __secure_computing(this_syscall);
17}
18
Andrea Arcangeli1d9d02f2007-07-15 23:41:32 -070019extern long prctl_get_seccomp(void);
20extern long prctl_set_seccomp(unsigned long);
21
Linus Torvalds1da177e2005-04-16 15:20:36 -070022#else /* CONFIG_SECCOMP */
23
Ralf Baechle42a17ad2009-04-18 11:30:56 +020024#include <linux/errno.h>
25
Andrew Mortona1365642006-01-08 01:04:09 -080026typedef struct { } seccomp_t;
Linus Torvalds1da177e2005-04-16 15:20:36 -070027
28#define secure_computing(x) do { } while (0)
Linus Torvalds1da177e2005-04-16 15:20:36 -070029
Andrea Arcangeli1d9d02f2007-07-15 23:41:32 -070030static inline long prctl_get_seccomp(void)
31{
32 return -EINVAL;
33}
34
35static inline long prctl_set_seccomp(unsigned long arg2)
36{
37 return -EINVAL;
38}
39
Linus Torvalds1da177e2005-04-16 15:20:36 -070040#endif /* CONFIG_SECCOMP */
41
42#endif /* _LINUX_SECCOMP_H */