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-rw-r--r--security/selinux/exports.c24
1 files changed, 24 insertions, 0 deletions
diff --git a/security/selinux/exports.c b/security/selinux/exports.c
index 333c4c7824d8..07ddce7bf374 100644
--- a/security/selinux/exports.c
+++ b/security/selinux/exports.c
@@ -14,6 +14,7 @@
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/selinux.h>
+#include <linux/fs.h>
#include "security.h"
#include "objsec.h"
@@ -26,3 +27,26 @@ void selinux_task_ctxid(struct task_struct *tsk, u32 *ctxid)
else
*ctxid = 0;
}
+
+int selinux_ctxid_to_string(u32 ctxid, char **ctx, u32 *ctxlen)
+{
+ if (selinux_enabled)
+ return security_sid_to_context(ctxid, ctx, ctxlen);
+ else {
+ *ctx = NULL;
+ *ctxlen = 0;
+ }
+
+ return 0;
+}
+
+void selinux_get_inode_sid(const struct inode *inode, u32 *sid)
+{
+ if (selinux_enabled) {
+ struct inode_security_struct *isec = inode->i_security;
+ *sid = isec->sid;
+ return;
+ }
+ *sid = 0;
+}
+