security/apparmor/include/resource.h

   1 /*
   2  * AppArmor security module
   3  *
   4  * This file contains AppArmor resource limits function definitions.
   5  *
   6  * Copyright (C) 1998-2008 Novell/SUSE
   7  * Copyright 2009-2010 Canonical Ltd.
   8  *
   9  * This program is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU General Public License as
  11  * published by the Free Software Foundation, version 2 of the
  12  * License.
  13  */
  14
  15 #ifndef __AA_RESOURCE_H
  16 #define __AA_RESOURCE_H
  17
  18 #include <linux/resource.h>
  19 #include <linux/sched.h>
  20
  21 #include "apparmorfs.h"
  22
  23 struct aa_profile;
  24
  25 /* struct aa_rlimit - rlimit settings for the profile
  26  * @mask: which hard limits to set
  27  * @limits: rlimit values that override task limits
  28  *
  29  * AppArmor rlimits are used to set confined task rlimits.  Only the
  30  * limits specified in @mask will be controlled by apparmor.
  31  */
  32 struct aa_rlimit {
  33         unsigned int mask;
  34         struct rlimit limits[RLIM_NLIMITS];
  35 };
  36
  37 extern struct aa_fs_entry aa_fs_entry_rlimit[];
  38
  39 int aa_map_resource(int resource);
  40 int aa_task_setrlimit(struct aa_profile *profile, struct task_struct *,
  41                       unsigned int resource, struct rlimit *new_rlim);
  42
  43 void __aa_transition_rlimits(struct aa_profile *old, struct aa_profile *new);
  44
  45 static inline void aa_free_rlimit_rules(struct aa_rlimit *rlims)
  46 {
  47         /* NOP */
  48 }
  49
  50 #endif /* __AA_RESOURCE_H */