From: Sebastien Buisson <sbuisson.ddn@gmail.com>
To: linux-security-module@vger.kernel.org,
linux-kernel@vger.kernel.org, selinux@tycho.nsa.gov
Cc: william.c.roberts@intel.com, serge@hallyn.com,
james.l.morris@oracle.com, eparis@parisplace.org,
sds@tycho.nsa.gov, paul@paul-moore.com,
Sebastien Buisson <sbuisson@ddn.com>
Subject: [PATCH] selinux: add selinux_is_enforced() function
Date: Wed, 12 Apr 2017 18:06:58 +0900 [thread overview]
Message-ID: <1491988018-4120-1-git-send-email-sbuisson@ddn.com> (raw)
Add selinux_is_enforced() function to give access to SELinux
enforcement to the rest of the kernel.
Signed-off-by: Sebastien Buisson <sbuisson@ddn.com>
---
include/linux/selinux.h | 5 +++++
security/selinux/exports.c | 6 ++++++
security/selinux/hooks.c | 2 ++
security/selinux/include/avc.h | 6 ------
security/selinux/include/security.h | 1 +
5 files changed, 14 insertions(+), 6 deletions(-)
diff --git a/include/linux/selinux.h b/include/linux/selinux.h
index 44f4596..1007321 100644
--- a/include/linux/selinux.h
+++ b/include/linux/selinux.h
@@ -24,12 +24,17 @@
* selinux_is_enabled - is SELinux enabled?
*/
bool selinux_is_enabled(void);
+bool selinux_is_enforced(void);
#else
static inline bool selinux_is_enabled(void)
{
return false;
}
+static inline bool selinux_is_enforced(void)
+{
+ return false;
+}
#endif /* CONFIG_SECURITY_SELINUX */
#endif /* _LINUX_SELINUX_H */
diff --git a/security/selinux/exports.c b/security/selinux/exports.c
index e75dd94..016f1e2 100644
--- a/security/selinux/exports.c
+++ b/security/selinux/exports.c
@@ -21,3 +21,9 @@ bool selinux_is_enabled(void)
return selinux_enabled;
}
EXPORT_SYMBOL_GPL(selinux_is_enabled);
+
+bool selinux_is_enforced(void)
+{
+ return selinux_enforcing;
+}
+EXPORT_SYMBOL_GPL(selinux_is_enforced);
diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index e67a526..da2baeb 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -109,6 +109,8 @@ static int __init enforcing_setup(char *str)
return 1;
}
__setup("enforcing=", enforcing_setup);
+#else
+int selinux_enforcing;
#endif
#ifdef CONFIG_SECURITY_SELINUX_BOOTPARAM
diff --git a/security/selinux/include/avc.h b/security/selinux/include/avc.h
index 0999df0..ff98351 100644
--- a/security/selinux/include/avc.h
+++ b/security/selinux/include/avc.h
@@ -19,12 +19,6 @@
#include "av_permissions.h"
#include "security.h"
-#ifdef CONFIG_SECURITY_SELINUX_DEVELOP
-extern int selinux_enforcing;
-#else
-#define selinux_enforcing 1
-#endif
-
/*
* An entry in the AVC.
*/
diff --git a/security/selinux/include/security.h b/security/selinux/include/security.h
index f979c35..1e67e268 100644
--- a/security/selinux/include/security.h
+++ b/security/selinux/include/security.h
@@ -64,6 +64,7 @@
struct netlbl_lsm_secattr;
extern int selinux_enabled;
+extern int selinux_enforcing;
/* Policy capabilities */
enum {
--
1.8.3.1
next reply other threads:[~2017-04-12 9:08 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-04-12 9:06 Sebastien Buisson [this message]
2017-04-12 11:55 ` [PATCH] selinux: add selinux_is_enforced() function Paul Moore
2017-04-12 13:30 ` Sebastien Buisson
2017-04-12 13:58 ` Stephen Smalley
2017-04-12 15:19 ` Sebastien Buisson
2017-04-12 16:33 ` Stephen Smalley
2017-04-13 0:12 ` Casey Schaufler
2017-04-12 13:30 ` Sebastien Buisson
2017-04-12 14:35 ` Stephen Smalley
2017-04-12 15:11 ` Sebastien Buisson
2017-04-12 16:24 ` Stephen Smalley
2017-04-12 17:07 ` Sebastien Buisson
2017-04-12 17:24 ` Stephen Smalley
2017-04-12 12:13 ` Stephen Smalley
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