diff --git a/ntfsprogs/ntfsrm.h b/ntfsprogs/ntfsrm.h
index b8d25b96..5938621b 100644
--- a/ntfsprogs/ntfsrm.h
+++ b/ntfsprogs/ntfsrm.h
@@ -27,6 +27,9 @@
 #include "types.h"
 #include "layout.h"
 
+/**
+ * struct options
+ */
 struct options {
 	char		*device;	/* Device/File to work with */
 	char		*file;		/* File to delete */
@@ -39,5 +42,66 @@ struct options {
 	int		 nodirty;	/* Do not mark volume dirty */
 };
 
+/**
+ * struct ntfs_bmp
+ * a cache for either dir/$BITMAP, $MFT/$BITMAP or $Bitmap/$DATA
+ */
+struct ntfs_bmp {
+	ntfs_attr	 *attr;
+	u8		**data;
+	VCN		 *data_vcn;
+	int		  count;
+	//int		  cluster_size;
+};
+
+/**
+ * struct ntfs_dt
+ */
+struct ntfs_dt {
+	struct ntfs_dir	 *dir;
+	struct ntfs_dt	 *parent;
+	u8		 *data;
+	int		  data_len;
+	int		  child_count;
+	INDEX_ENTRY	**children;
+	struct ntfs_dt	**sub_nodes;
+	INDEX_HEADER	 *header;
+	VCN		  vcn;
+	BOOL		  changed;
+};
+
+/**
+ * struct ntfs_dir
+ */
+struct ntfs_dir {
+	ntfs_volume	  *vol;
+	struct ntfs_dir	  *parent;
+	ntfschar	  *name;
+	int		   name_len;
+	struct ntfs_dt	  *index;
+	struct ntfs_dir	 **children;
+	int		   child_count;
+	MFT_REF		   mft_num;
+	struct mft_bitmap *bitmap;
+	ntfs_inode	  *inode;
+	ntfs_attr	  *iroot;
+	ntfs_attr	  *ialloc;
+	ntfs_attr	  *ibmp;
+	int                index_size;
+};
+
+
+#define RED	""
+#define GREEN	""
+#define YELLOW	""
+#define BLUE	""
+#define MAGENTA	""
+#define CYAN	""
+#define BOLD	""
+#define END	""
+
+#define ROUND_UP(num,bound) (((num)+((bound)-1)) & ~((bound)-1))
+#define ATTR_SIZE(s) ROUND_UP(s,8)
+
 #endif /* _NTFSRM_H_ */