1 files changed, 31 insertions, 18 deletions

diff --git a/include/linux/lsm_hooks.h b/include/linux/lsm_hooks.h
index 9a0bdf91e646..85a301632cf1 100644
--- a/include/linux/lsm_hooks.h
+++ b/include/linux/lsm_hooks.h
@@ -1270,7 +1270,7 @@
  *	@cred contains the credentials to use.
  *	@ns contains the user namespace we want the capability in
  *	@cap contains the capability <include/linux/capability.h>.
- *	@audit contains whether to write an audit message or not
+ *	@opts contains options for the capable check <include/linux/security.h>
  *	Return 0 if the capability is granted for @tsk.
  * @syslog:
  *	Check permission before accessing the kernel message ring or changing
@@ -1344,7 +1344,6 @@
  *	@field contains the field which relates to current LSM.
  *	@op contains the operator that will be used for matching.
  *	@rule points to the audit rule that will be checked against.
- *	@actx points to the audit context associated with the check.
  *	Return 1 if secid matches the rule, 0 if it does not, -ERRNO on failure.
  *
  * @audit_rule_free:
@@ -1446,8 +1445,10 @@ union security_list_options {
 			const kernel_cap_t *effective,
 			const kernel_cap_t *inheritable,
 			const kernel_cap_t *permitted);
-	int (*capable)(const struct cred *cred, struct user_namespace *ns,
-			int cap, int audit);
+	int (*capable)(const struct cred *cred,
+			struct user_namespace *ns,
+			int cap,
+			unsigned int opts);
 	int (*quotactl)(int cmds, int type, int id, struct super_block *sb);
 	int (*quota_on)(struct dentry *dentry);
 	int (*syslog)(int type);
@@ -1764,8 +1765,7 @@ union security_list_options {
 	int (*audit_rule_init)(u32 field, u32 op, char *rulestr,
 				void **lsmrule);
 	int (*audit_rule_known)(struct audit_krule *krule);
-	int (*audit_rule_match)(u32 secid, u32 field, u32 op, void *lsmrule,
-				struct audit_context *actx);
+	int (*audit_rule_match)(u32 secid, u32 field, u32 op, void *lsmrule);
 	void (*audit_rule_free)(void *lsmrule);
 #endif /* CONFIG_AUDIT */
 
@@ -2028,6 +2028,18 @@ struct security_hook_list {
 } __randomize_layout;
 
 /*
+ * Security blob size or offset data.
+ */
+struct lsm_blob_sizes {
+	int	lbs_cred;
+	int	lbs_file;
+	int	lbs_inode;
+	int	lbs_ipc;
+	int	lbs_msg_msg;
+	int	lbs_task;
+};
+
+/*
  * Initializing a security_hook_list structure takes
  * up a lot of space in a source file. This macro takes
  * care of the common case and reduces the amount of
@@ -2042,9 +2054,21 @@ extern char *lsm_names;
 extern void security_add_hooks(struct security_hook_list *hooks, int count,
 				char *lsm);
 
+#define LSM_FLAG_LEGACY_MAJOR	BIT(0)
+#define LSM_FLAG_EXCLUSIVE	BIT(1)
+
+enum lsm_order {
+	LSM_ORDER_FIRST = -1,	/* This is only for capabilities. */
+	LSM_ORDER_MUTABLE = 0,
+};
+
 struct lsm_info {
 	const char *name;	/* Required. */
+	enum lsm_order order;	/* Optional: default is LSM_ORDER_MUTABLE */
+	unsigned long flags;	/* Optional: flags describing LSM */
+	int *enabled;		/* Optional: controlled by CONFIG_LSM */
 	int (*init)(void);	/* Required. */
+	struct lsm_blob_sizes *blobs; /* Optional: for blob sharing. */
 };
 
 extern struct lsm_info __start_lsm_info[], __end_lsm_info[];
@@ -2084,17 +2108,6 @@ static inline void security_delete_hooks(struct security_hook_list *hooks,
 #define __lsm_ro_after_init	__ro_after_init
 #endif /* CONFIG_SECURITY_WRITABLE_HOOKS */
 
-extern int __init security_module_enable(const char *module);
-extern void __init capability_add_hooks(void);
-#ifdef CONFIG_SECURITY_YAMA
-extern void __init yama_add_hooks(void);
-#else
-static inline void __init yama_add_hooks(void) { }
-#endif
-#ifdef CONFIG_SECURITY_LOADPIN
-void __init loadpin_add_hooks(void);
-#else
-static inline void loadpin_add_hooks(void) { };
-#endif
+extern int lsm_inode_alloc(struct inode *inode);
 
 #endif /* ! __LINUX_LSM_HOOKS_H */