include/linux/seccomp_types.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef _LINUX_SECCOMP_TYPES_H
   3 #define _LINUX_SECCOMP_TYPES_H
   4
   5 #include <linux/types.h>
   6
   7 #ifdef CONFIG_SECCOMP
   8
   9 struct seccomp_filter;
  10 /**
  11  * struct seccomp - the state of a seccomp'ed process
  12  *
  13  * @mode:  indicates one of the valid values above for controlled
  14  *         system calls available to a process.
  15  * @filter_count: number of seccomp filters
  16  * @filter: must always point to a valid seccomp-filter or NULL as it is
  17  *          accessed without locking during system call entry.
  18  *
  19  *          @filter must only be accessed from the context of current as there
  20  *          is no read locking.
  21  */
  22 struct seccomp {
  23         int mode;
  24         atomic_t filter_count;
  25         struct seccomp_filter *filter;
  26 };
  27
  28 #else
  29
  30 struct seccomp { };
  31 struct seccomp_filter { };
  32
  33 #endif
  34
  35 #endif /* _LINUX_SECCOMP_TYPES_H */