diff --git a/include/linux/udf_fs_i.h b/include/linux/udf_fs_i.h
new file mode 100644
index 0000000..62b15a4
--- /dev/null
+++ b/include/linux/udf_fs_i.h
@@ -0,0 +1,78 @@
+/*
+ * udf_fs_i.h
+ *
+ * This file is intended for the Linux kernel/module. 
+ *
+ * CONTACTS
+ *	E-mail regarding any portion of the Linux UDF file system should be
+ *	directed to the development team mailing list (run by majordomo):
+ *		linux_udf@hpesjro.fc.hp.com
+ *
+ * COPYRIGHT
+ *	This file is distributed under the terms of the GNU General Public
+ *	License (GPL). Copies of the GPL can be obtained from:
+ *		ftp://prep.ai.mit.edu/pub/gnu/GPL
+ *	Each contributing author retains all rights to their own work.
+ */
+
+#ifndef _UDF_FS_I_H
+#define _UDF_FS_I_H 1
+
+#ifdef __KERNEL__
+
+#ifndef _ECMA_167_H
+typedef struct
+{
+	__u32			logicalBlockNum;
+	__u16			partitionReferenceNum;
+} __attribute__ ((packed)) lb_addr;
+
+typedef struct
+{
+	__u32			extLength;
+	__u32			extPosition;
+} __attribute__ ((packed)) short_ad;
+
+typedef struct
+{
+	__u32			extLength;
+	lb_addr			extLocation;
+	__u8			impUse[6];
+} __attribute__ ((packed)) long_ad;
+#endif
+
+struct udf_inode_info
+{
+	struct timespec		i_crtime;
+	/* Physical address of inode */
+	kernel_lb_addr		i_location;
+	__u64			i_unique;
+	__u32			i_lenEAttr;
+	__u32			i_lenAlloc;
+	__u64			i_lenExtents;
+	__u32			i_next_alloc_block;
+	__u32			i_next_alloc_goal;
+	unsigned		i_alloc_type : 3;
+	unsigned		i_efe : 1;
+	unsigned		i_use : 1;
+	unsigned		i_strat4096 : 1;
+	unsigned		reserved : 26;
+	union
+	{
+		short_ad	*i_sad;
+		long_ad		*i_lad;
+		__u8		*i_data;
+	} i_ext;
+	struct inode vfs_inode;
+};
+
+#endif
+
+/* exported IOCTLs, we have 'l', 0x40-0x7f */
+
+#define UDF_GETEASIZE   _IOR('l', 0x40, int)
+#define UDF_GETEABLOCK  _IOR('l', 0x41, void *)
+#define UDF_GETVOLIDENT _IOR('l', 0x42, void *)
+#define UDF_RELOCATE_BLOCKS _IOWR('l', 0x43, long)
+
+#endif /* _UDF_FS_I_H */