include/asm-generic/seccomp.h

   1 /*
   2  * include/asm-generic/seccomp.h
   3  *
   4  * Copyright (C) 2014 Linaro Limited
   5  * Author: AKASHI Takahiro <takahiro.akashi@linaro.org>
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License version 2 as
   9  * published by the Free Software Foundation.
  10  */
  11 #ifndef _ASM_GENERIC_SECCOMP_H
  12 #define _ASM_GENERIC_SECCOMP_H
  13
  14 #include <linux/unistd.h>
  15
  16 #if defined(CONFIG_COMPAT) && !defined(__NR_seccomp_read_32)
  17 #define __NR_seccomp_read_32            __NR_read
  18 #define __NR_seccomp_write_32           __NR_write
  19 #define __NR_seccomp_exit_32            __NR_exit
  20 #ifndef __NR_seccomp_sigreturn_32
  21 #define __NR_seccomp_sigreturn_32       __NR_rt_sigreturn
  22 #endif
  23 #endif /* CONFIG_COMPAT && ! already defined */
  24
  25 #define __NR_seccomp_read               __NR_read
  26 #define __NR_seccomp_write              __NR_write
  27 #define __NR_seccomp_exit               __NR_exit
  28 #ifndef __NR_seccomp_sigreturn
  29 #define __NR_seccomp_sigreturn          __NR_rt_sigreturn
  30 #endif
  31
  32 #ifdef CONFIG_COMPAT
  33 #ifndef get_compat_mode1_syscalls
  34 static inline const int *get_compat_mode1_syscalls(void)
  35 {
  36         static const int mode1_syscalls_32[] = {
  37                 __NR_seccomp_read_32, __NR_seccomp_write_32,
  38                 __NR_seccomp_exit_32, __NR_seccomp_sigreturn_32,
  39                 0, /* null terminated */
  40         };
  41         return mode1_syscalls_32;
  42 }
  43 #endif
  44 #endif /* CONFIG_COMPAT */
  45
  46 #endif /* _ASM_GENERIC_SECCOMP_H */