LXR linux/include/asm-generic/seccomp.h

   1/* SPDX-License-Identifier: GPL-2.0-only */
   2/*
   3 * include/asm-generic/seccomp.h
   4 *
   5 * Copyright (C) 2014 Linaro Limited
   6 * Author: AKASHI Takahiro <takahiro.akashi@linaro.org>
   7 */
   8#ifndef _ASM_GENERIC_SECCOMP_H
   9#define _ASM_GENERIC_SECCOMP_H
  10
  11#include <linux/unistd.h>
  12
  13#if defined(CONFIG_COMPAT) && !defined(__NR_seccomp_read_32)
  14#define __NR_seccomp_read_32            __NR_read
  15#define __NR_seccomp_write_32           __NR_write
  16#define __NR_seccomp_exit_32            __NR_exit
  17#ifndef __NR_seccomp_sigreturn_32
  18#define __NR_seccomp_sigreturn_32       __NR_rt_sigreturn
  19#endif
  20#endif /* CONFIG_COMPAT && ! already defined */
  21
  22#define __NR_seccomp_read               __NR_read
  23#define __NR_seccomp_write              __NR_write
  24#define __NR_seccomp_exit               __NR_exit
  25#ifndef __NR_seccomp_sigreturn
  26#define __NR_seccomp_sigreturn          __NR_rt_sigreturn
  27#endif
  28
  29#ifdef CONFIG_COMPAT
  30#ifndef get_compat_mode1_syscalls
  31static inline const int *get_compat_mode1_syscalls(void)
  32{
  33        static const int mode1_syscalls_32[] = {
  34                __NR_seccomp_read_32, __NR_seccomp_write_32,
  35                __NR_seccomp_exit_32, __NR_seccomp_sigreturn_32,
  36                0, /* null terminated */
  37        };
  38        return mode1_syscalls_32;
  39}
  40#endif
  41#endif /* CONFIG_COMPAT */
  42
  43#endif /* _ASM_GENERIC_SECCOMP_H */
  44