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-rw-r--r--security/smack/smack.h17
1 files changed, 16 insertions, 1 deletions
diff --git a/security/smack/smack.h b/security/smack/smack.h
index a2e2cdfab4ef..129c4eb8ffb1 100644
--- a/security/smack/smack.h
+++ b/security/smack/smack.h
@@ -62,6 +62,7 @@ struct task_smack {
};
#define SMK_INODE_INSTANT 0x01 /* inode is instantiated */
+#define SMK_INODE_TRANSMUTE 0x02 /* directory is transmuting */
/*
* A label access rule.
@@ -167,6 +168,10 @@ struct smack_known {
#define SMACK_CIPSO_MAXCATNUM 239 /* CIPSO 2.2 standard */
/*
+ * Flag for transmute access
+ */
+#define MAY_TRANSMUTE 64
+/*
* Just to make the common cases easier to deal with
*/
#define MAY_ANY (MAY_READ | MAY_WRITE | MAY_APPEND | MAY_EXEC)
@@ -197,6 +202,7 @@ struct inode_smack *new_inode_smack(char *);
/*
* These functions are in smack_access.c
*/
+int smk_access_entry(char *, char *);
int smk_access(char *, char *, int, struct smk_audit_info *);
int smk_curacc(char *, u32, struct smk_audit_info *);
int smack_to_cipso(const char *, struct smack_cipso *);
@@ -240,6 +246,15 @@ static inline void smack_catset_bit(int cat, char *catsetp)
}
/*
+ * Is the directory transmuting?
+ */
+static inline int smk_inode_transmutable(const struct inode *isp)
+{
+ struct inode_smack *sip = isp->i_security;
+ return (sip->smk_flags & SMK_INODE_TRANSMUTE) != 0;
+}
+
+/*
* Present a pointer to the smack label in an inode blob.
*/
static inline char *smk_of_inode(const struct inode *isp)
@@ -265,7 +280,7 @@ static inline char *smk_of_forked(const struct task_smack *tsp)
}
/*
- * Present a pointer to the smack label in the curren task blob.
+ * Present a pointer to the smack label in the current task blob.
*/
static inline char *smk_of_current(void)
{

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