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Diffstat (limited to 'fs/ocfs2/xattr.h')
-rw-r--r--fs/ocfs2/xattr.h45
1 files changed, 45 insertions, 0 deletions
diff --git a/fs/ocfs2/xattr.h b/fs/ocfs2/xattr.h
index 1d8314c7656..5a1ebc789f7 100644
--- a/fs/ocfs2/xattr.h
+++ b/fs/ocfs2/xattr.h
@@ -30,13 +30,58 @@ enum ocfs2_xattr_type {
OCFS2_XATTR_MAX
};
+struct ocfs2_security_xattr_info {
+ int enable;
+ char *name;
+ void *value;
+ size_t value_len;
+};
+
extern struct xattr_handler ocfs2_xattr_user_handler;
extern struct xattr_handler ocfs2_xattr_trusted_handler;
+extern struct xattr_handler ocfs2_xattr_security_handler;
+#ifdef CONFIG_OCFS2_FS_POSIX_ACL
+extern struct xattr_handler ocfs2_xattr_acl_access_handler;
+extern struct xattr_handler ocfs2_xattr_acl_default_handler;
+#endif
extern struct xattr_handler *ocfs2_xattr_handlers[];
ssize_t ocfs2_listxattr(struct dentry *, char *, size_t);
+int ocfs2_xattr_get_nolock(struct inode *, struct buffer_head *, int,
+ const char *, void *, size_t);
int ocfs2_xattr_set(struct inode *, int, const char *, const void *,
size_t, int);
+int ocfs2_xattr_set_handle(handle_t *, struct inode *, struct buffer_head *,
+ int, const char *, const void *, size_t, int,
+ struct ocfs2_alloc_context *,
+ struct ocfs2_alloc_context *);
int ocfs2_xattr_remove(struct inode *, struct buffer_head *);
+int ocfs2_init_security_get(struct inode *, struct inode *,
+ struct ocfs2_security_xattr_info *);
+int ocfs2_init_security_set(handle_t *, struct inode *,
+ struct buffer_head *,
+ struct ocfs2_security_xattr_info *,
+ struct ocfs2_alloc_context *,
+ struct ocfs2_alloc_context *);
+int ocfs2_calc_security_init(struct inode *,
+ struct ocfs2_security_xattr_info *,
+ int *, int *, struct ocfs2_alloc_context **);
+int ocfs2_calc_xattr_init(struct inode *, struct buffer_head *,
+ int, struct ocfs2_security_xattr_info *,
+ int *, int *, struct ocfs2_alloc_context **);
+
+/*
+ * xattrs can live inside an inode, as part of an external xattr block,
+ * or inside an xattr bucket, which is the leaf of a tree rooted in an
+ * xattr block. Some of the xattr calls, especially the value setting
+ * functions, want to treat each of these locations as equal. Let's wrap
+ * them in a structure that we can pass around instead of raw buffer_heads.
+ */
+struct ocfs2_xattr_value_buf {
+ struct buffer_head *vb_bh;
+ ocfs2_journal_access_func vb_access;
+ struct ocfs2_xattr_value_root *vb_xv;
+};
+
#endif /* OCFS2_XATTR_H */