Thomas Gleixner | b886d83c | 2019-06-01 10:08:55 +0200 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
John Johansen | 0ed3b28 | 2010-07-29 14:48:05 -0700 | [diff] [blame] | 2 | /* |
| 3 | * AppArmor security module |
| 4 | * |
| 5 | * This file contains AppArmor resource limits function definitions. |
| 6 | * |
| 7 | * Copyright (C) 1998-2008 Novell/SUSE |
| 8 | * Copyright 2009-2010 Canonical Ltd. |
John Johansen | 0ed3b28 | 2010-07-29 14:48:05 -0700 | [diff] [blame] | 9 | */ |
| 10 | |
| 11 | #ifndef __AA_RESOURCE_H |
| 12 | #define __AA_RESOURCE_H |
| 13 | |
| 14 | #include <linux/resource.h> |
| 15 | #include <linux/sched.h> |
| 16 | |
Kees Cook | d384b0a | 2012-01-26 16:29:23 -0800 | [diff] [blame] | 17 | #include "apparmorfs.h" |
| 18 | |
John Johansen | 0ed3b28 | 2010-07-29 14:48:05 -0700 | [diff] [blame] | 19 | struct aa_profile; |
| 20 | |
| 21 | /* struct aa_rlimit - rlimit settings for the profile |
| 22 | * @mask: which hard limits to set |
| 23 | * @limits: rlimit values that override task limits |
| 24 | * |
| 25 | * AppArmor rlimits are used to set confined task rlimits. Only the |
| 26 | * limits specified in @mask will be controlled by apparmor. |
| 27 | */ |
| 28 | struct aa_rlimit { |
| 29 | unsigned int mask; |
| 30 | struct rlimit limits[RLIM_NLIMITS]; |
| 31 | }; |
| 32 | |
John Johansen | c97204b | 2017-05-25 06:23:42 -0700 | [diff] [blame] | 33 | extern struct aa_sfs_entry aa_sfs_entry_rlimit[]; |
Kees Cook | d384b0a | 2012-01-26 16:29:23 -0800 | [diff] [blame] | 34 | |
John Johansen | 0ed3b28 | 2010-07-29 14:48:05 -0700 | [diff] [blame] | 35 | int aa_map_resource(int resource); |
John Johansen | 86b92cb | 2017-06-09 14:15:20 -0700 | [diff] [blame] | 36 | int aa_task_setrlimit(struct aa_label *label, struct task_struct *task, |
John Johansen | 3a2dc83 | 2010-09-06 10:10:20 -0700 | [diff] [blame] | 37 | unsigned int resource, struct rlimit *new_rlim); |
John Johansen | 0ed3b28 | 2010-07-29 14:48:05 -0700 | [diff] [blame] | 38 | |
John Johansen | 86b92cb | 2017-06-09 14:15:20 -0700 | [diff] [blame] | 39 | void __aa_transition_rlimits(struct aa_label *old, struct aa_label *new); |
John Johansen | 0ed3b28 | 2010-07-29 14:48:05 -0700 | [diff] [blame] | 40 | |
| 41 | static inline void aa_free_rlimit_rules(struct aa_rlimit *rlims) |
| 42 | { |
| 43 | /* NOP */ |
| 44 | } |
| 45 | |
| 46 | #endif /* __AA_RESOURCE_H */ |