linux/security/apparmor/include/resource.h
John Johansen 3a2dc8382a AppArmor: Fix security_task_setrlimit logic for 2.6.36 changes
2.6.36 introduced the abilitiy to specify the task that is having its
rlimits set.  Update mediation to ensure that confined tasks can only
set their own group_leader as expected by current policy.

Add TODO note about extending policy to support setting other tasks
rlimits.

Signed-off-by: John Johansen <john.johansen@canonical.com>
Signed-off-by: James Morris <jmorris@namei.org>
2010-09-08 09:19:29 +10:00

47 lines
1.2 KiB
C

/*
* AppArmor security module
*
* This file contains AppArmor resource limits function definitions.
*
* Copyright (C) 1998-2008 Novell/SUSE
* Copyright 2009-2010 Canonical Ltd.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation, version 2 of the
* License.
*/
#ifndef __AA_RESOURCE_H
#define __AA_RESOURCE_H
#include <linux/resource.h>
#include <linux/sched.h>
struct aa_profile;
/* struct aa_rlimit - rlimit settings for the profile
* @mask: which hard limits to set
* @limits: rlimit values that override task limits
*
* AppArmor rlimits are used to set confined task rlimits. Only the
* limits specified in @mask will be controlled by apparmor.
*/
struct aa_rlimit {
unsigned int mask;
struct rlimit limits[RLIM_NLIMITS];
};
int aa_map_resource(int resource);
int aa_task_setrlimit(struct aa_profile *profile, struct task_struct *,
unsigned int resource, struct rlimit *new_rlim);
void __aa_transition_rlimits(struct aa_profile *old, struct aa_profile *new);
static inline void aa_free_rlimit_rules(struct aa_rlimit *rlims)
{
/* NOP */
}
#endif /* __AA_RESOURCE_H */