+void yaffs_oh_size_load(struct yaffs_dev *dev, struct yaffs_obj_hdr *oh,
+ loff_t fsize, int do_endian);
+loff_t yaffs_oh_to_size(struct yaffs_dev *dev, struct yaffs_obj_hdr *oh,
+ int do_endian);
+loff_t yaffs_max_file_size(struct yaffs_dev *dev);
+
+
+/* yaffs_wr_data_obj needs to be exposed to allow the cache to access it. */
+int yaffs_wr_data_obj(struct yaffs_obj *in, int inode_chunk,
+ const u8 *buffer, int n_bytes, int use_reserve);
+
+/*
+ * Debug function to count number of blocks in each state
+ * NB Needs to be called with correct number of integers
+ */
+
+void yaffs_count_blocks_by_state(struct yaffs_dev *dev, int bs[10]);
+
+int yaffs_find_chunk_in_file(struct yaffs_obj *in, int inode_chunk,
+ struct yaffs_ext_tags *tags);
+
+/*
+ *Time marshalling functions
+ */
+
+YTIME_T yaffs_oh_ctime_fetch(struct yaffs_obj_hdr *oh);
+YTIME_T yaffs_oh_mtime_fetch(struct yaffs_obj_hdr *oh);
+YTIME_T yaffs_oh_atime_fetch(struct yaffs_obj_hdr *oh);
+
+void yaffs_oh_ctime_load(struct yaffs_obj *obj, struct yaffs_obj_hdr *oh);
+void yaffs_oh_mtime_load(struct yaffs_obj *obj, struct yaffs_obj_hdr *oh);
+void yaffs_oh_atime_load(struct yaffs_obj *obj, struct yaffs_obj_hdr *oh);
+
+/*
+ * Define LOFF_T_32_BIT if a 32-bit LOFF_T is being used.
+ * Not serious if you get this wrong - you might just get some warnings.
+*/
+
+#ifdef LOFF_T_32_BIT
+#define FSIZE_LOW(fsize) (fsize)
+#define FSIZE_HIGH(fsize) 0
+#define FSIZE_COMBINE(high, low) (low)
+#else
+#define FSIZE_LOW(fsize) ((fsize) & 0xffffffff)
+#define FSIZE_HIGH(fsize)(((fsize) >> 32) & 0xffffffff)
+#define FSIZE_COMBINE(high, low) ((((loff_t) (high)) << 32) | \
+ (((loff_t) (low)) & 0xFFFFFFFF))
+#endif
+