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-rw-r--r--security/apparmor/include/policy_unpack.h27
1 files changed, 26 insertions, 1 deletions
diff --git a/security/apparmor/include/policy_unpack.h b/security/apparmor/include/policy_unpack.h
index c214fb88b1bc..7b675b6f7f02 100644
--- a/security/apparmor/include/policy_unpack.h
+++ b/security/apparmor/include/policy_unpack.h
@@ -16,6 +16,7 @@
#define __POLICY_INTERFACE_H
#include <linux/list.h>
+#include <linux/kref.h>
struct aa_load_ent {
struct list_head list;
@@ -34,6 +35,30 @@ struct aa_load_ent *aa_load_ent_alloc(void);
#define PACKED_MODE_KILL 2
#define PACKED_MODE_UNCONFINED 3
-int aa_unpack(void *udata, size_t size, struct list_head *lh, const char **ns);
+/* struct aa_loaddata - buffer of policy load data set */
+struct aa_loaddata {
+ struct kref count;
+ size_t size;
+ int abi;
+ unsigned char *hash;
+ char data[];
+};
+
+int aa_unpack(struct aa_loaddata *udata, struct list_head *lh, const char **ns);
+
+static inline struct aa_loaddata *
+aa_get_loaddata(struct aa_loaddata *data)
+{
+ if (data)
+ kref_get(&(data->count));
+ return data;
+}
+
+void aa_loaddata_kref(struct kref *kref);
+static inline void aa_put_loaddata(struct aa_loaddata *data)
+{
+ if (data)
+ kref_put(&data->count, aa_loaddata_kref);
+}
#endif /* __POLICY_INTERFACE_H */