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author | 2015-08-04 12:17:53 -0700 | |
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committer | 2015-08-04 15:44:42 -0700 | |
commit | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (patch) | |
tree | 1c9cafbcd35f783a87880a10f85d1a060db1a563 /kernel/security/selinux/ss/mls_types.h | |
parent | 98260f3884f4a202f9ca5eabed40b1354c489b29 (diff) |
Add the rt linux 4.1.3-rt3 as base
Import the rt linux 4.1.3-rt3 as OPNFV kvm base.
It's from git://git.kernel.org/pub/scm/linux/kernel/git/rt/linux-rt-devel.git linux-4.1.y-rt and
the base is:
commit 0917f823c59692d751951bf5ea699a2d1e2f26a2
Author: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Sat Jul 25 12:13:34 2015 +0200
Prepare v4.1.3-rt3
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
We lose all the git history this way and it's not good. We
should apply another opnfv project repo in future.
Change-Id: I87543d81c9df70d99c5001fbdf646b202c19f423
Signed-off-by: Yunhong Jiang <yunhong.jiang@intel.com>
Diffstat (limited to 'kernel/security/selinux/ss/mls_types.h')
-rw-r--r-- | kernel/security/selinux/ss/mls_types.h | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/kernel/security/selinux/ss/mls_types.h b/kernel/security/selinux/ss/mls_types.h new file mode 100644 index 000000000..e93648774 --- /dev/null +++ b/kernel/security/selinux/ss/mls_types.h @@ -0,0 +1,51 @@ +/* + * Type definitions for the multi-level security (MLS) policy. + * + * Author : Stephen Smalley, <sds@epoch.ncsc.mil> + */ +/* + * Updated: Trusted Computer Solutions, Inc. <dgoeddel@trustedcs.com> + * + * Support for enhanced MLS infrastructure. + * + * Copyright (C) 2004-2005 Trusted Computer Solutions, Inc. + */ + +#ifndef _SS_MLS_TYPES_H_ +#define _SS_MLS_TYPES_H_ + +#include "security.h" +#include "ebitmap.h" + +struct mls_level { + u32 sens; /* sensitivity */ + struct ebitmap cat; /* category set */ +}; + +struct mls_range { + struct mls_level level[2]; /* low == level[0], high == level[1] */ +}; + +static inline int mls_level_eq(struct mls_level *l1, struct mls_level *l2) +{ + return ((l1->sens == l2->sens) && + ebitmap_cmp(&l1->cat, &l2->cat)); +} + +static inline int mls_level_dom(struct mls_level *l1, struct mls_level *l2) +{ + return ((l1->sens >= l2->sens) && + ebitmap_contains(&l1->cat, &l2->cat, 0)); +} + +#define mls_level_incomp(l1, l2) \ +(!mls_level_dom((l1), (l2)) && !mls_level_dom((l2), (l1))) + +#define mls_level_between(l1, l2, l3) \ +(mls_level_dom((l1), (l2)) && mls_level_dom((l3), (l1))) + +#define mls_range_contains(r1, r2) \ +(mls_level_dom(&(r2).level[0], &(r1).level[0]) && \ + mls_level_dom(&(r1).level[1], &(r2).level[1])) + +#endif /* _SS_MLS_TYPES_H_ */ |