security: new security_inode_init_security API adds function callback

[karo-tx-linux.git] / include / linux / security.h

diff --git a/include/linux/security.h b/include/linux/security.h
index 8ce59ef3e5afbec48b903e5f8d3cd4318096f709..6a20c702549534a5d08fea7286625b86e79dd7d0 100644 (file)
--- a/include/linux/security.h
+++ b/include/linux/security.h
@@ -36,6 +36,7 @@
 #include <linux/key.h>
 #include <linux/xfrm.h>
 #include <linux/slab.h>
+#include <linux/xattr.h>
 #include <net/flow.h>
 
 /* Maximum number of letters for an LSM name string */
@@ -147,6 +148,10 @@ extern int mmap_min_addr_handler(struct ctl_table *table, int write,
                                 void __user *buffer, size_t *lenp, loff_t *ppos);
 #endif
 
+/* security_inode_init_security callback function to write xattrs */
+typedef int (*initxattrs) (struct inode *inode,
+                          const struct xattr *xattr_array, void *fs_data);
+
 #ifdef CONFIG_SECURITY
 
 struct security_mnt_opts {
@@ -1704,8 +1709,11 @@ int security_sb_parse_opts_str(char *options, struct security_mnt_opts *opts);
 int security_inode_alloc(struct inode *inode);
 void security_inode_free(struct inode *inode);
 int security_inode_init_security(struct inode *inode, struct inode *dir,
-                                const struct qstr *qstr, char **name,
-                                void **value, size_t *len);
+                                const struct qstr *qstr,
+                                initxattrs initxattrs, void *fs_data);
+int security_old_inode_init_security(struct inode *inode, struct inode *dir,
+                                    const struct qstr *qstr, char **name,
+                                    void **value, size_t *len);
 int security_inode_create(struct inode *dir, struct dentry *dentry, int mode);
 int security_inode_link(struct dentry *old_dentry, struct inode *dir,
                         struct dentry *new_dentry);
@@ -2035,9 +2043,8 @@ static inline void security_inode_free(struct inode *inode)
 static inline int security_inode_init_security(struct inode *inode,
                                                struct inode *dir,
                                                const struct qstr *qstr,
-                                               char **name,
-                                               void **value,
-                                               size_t *len)
+                                               initxattrs initxattrs,
+                                               void *fs_data)
 {
        return -EOPNOTSUPP;
 }