-typedef struct yaffs_DeviceStruct yaffs_Device;
-
-// Function to manipulate block info
-static Y_INLINE yaffs_BlockInfo *yaffs_GetBlockInfo(yaffs_Device * dev, int blk)
-{
- if (blk < dev->internalStartBlock || blk > dev->internalEndBlock) {
- T(YAFFS_TRACE_ERROR,
- (TSTR
- ("**>> yaffs: getBlockInfo block %d is not valid" TENDSTR),
- blk));
- YBUG();
- }
- return &dev->blockInfo[blk - dev->internalStartBlock];
-}
-
-//////////// YAFFS Functions //////////////////
-
-int yaffs_GutsInitialise(yaffs_Device * dev);
-void yaffs_Deinitialise(yaffs_Device * dev);
-
-int yaffs_GetNumberOfFreeChunks(yaffs_Device * dev);
-
-// Rename
-int yaffs_RenameObject(yaffs_Object * oldDir, const YCHAR * oldName,
- yaffs_Object * newDir, const YCHAR * newName);
-
-// generic Object functions
-int yaffs_Unlink(yaffs_Object * dir, const YCHAR * name);
-int yaffs_DeleteFile(yaffs_Object * obj);
-
-// Object access functions.
-int yaffs_GetObjectName(yaffs_Object * obj, YCHAR * name, int buffSize);
-int yaffs_GetObjectFileLength(yaffs_Object * obj);
-int yaffs_GetObjectInode(yaffs_Object * obj);
-unsigned yaffs_GetObjectType(yaffs_Object * obj);
-int yaffs_GetObjectLinkCount(yaffs_Object * obj);
-
-// Change inode attributes
-int yaffs_SetAttributes(yaffs_Object * obj, struct iattr *attr);
-int yaffs_GetAttributes(yaffs_Object * obj, struct iattr *attr);
-
-// File operations
-int yaffs_ReadDataFromFile(yaffs_Object * obj, __u8 * buffer, __u32 offset,
- int nBytes);
-int yaffs_WriteDataToFile(yaffs_Object * obj, const __u8 * buffer, __u32 offset,
- int nBytes, int writeThrough);
-int yaffs_ResizeFile(yaffs_Object * obj, int newSize);
-
-yaffs_Object *yaffs_MknodFile(yaffs_Object * parent, const YCHAR * name,
- __u32 mode, __u32 uid, __u32 gid);
-int yaffs_FlushFile(yaffs_Object * obj, int updateTime);
-
-// Directory operations
-yaffs_Object *yaffs_MknodDirectory(yaffs_Object * parent, const YCHAR * name,
- __u32 mode, __u32 uid, __u32 gid);
-yaffs_Object *yaffs_FindObjectByName(yaffs_Object * theDir, const YCHAR * name);
-int yaffs_ApplyToDirectoryChildren(yaffs_Object * theDir,
- int (*fn) (yaffs_Object *));
-
-yaffs_Object *yaffs_FindObjectByNumber(yaffs_Device * dev, __u32 number);
-
-// Link operations
-yaffs_Object *yaffs_Link(yaffs_Object * parent, const YCHAR * name,
- yaffs_Object * equivalentObject);
-
-yaffs_Object *yaffs_GetEquivalentObject(yaffs_Object * obj);
-
-// Symlink operations
-yaffs_Object *yaffs_MknodSymLink(yaffs_Object * parent, const YCHAR * name,
- __u32 mode, __u32 uid, __u32 gid,
- const YCHAR * alias);
-YCHAR *yaffs_GetSymlinkAlias(yaffs_Object * obj);
-
-// Special inodes (fifos, sockets and devices)
-yaffs_Object *yaffs_MknodSpecial(yaffs_Object * parent, const YCHAR * name,
- __u32 mode, __u32 uid, __u32 gid, __u32 rdev);
-
-// Special directories
-yaffs_Object *yaffs_Root(yaffs_Device * dev);
-yaffs_Object *yaffs_LostNFound(yaffs_Device * dev);
+int yaffs_get_obj_name(struct yaffs_obj *obj, YCHAR * name, int buffer_size);
+loff_t yaffs_get_obj_length(struct yaffs_obj *obj);
+int yaffs_get_obj_inode(struct yaffs_obj *obj);
+unsigned yaffs_get_obj_type(struct yaffs_obj *obj);
+int yaffs_get_obj_link_count(struct yaffs_obj *obj);
+
+/* File operations */
+int yaffs_file_rd(struct yaffs_obj *obj, u8 * buffer, loff_t offset,
+ int n_bytes);
+int yaffs_wr_file(struct yaffs_obj *obj, const u8 * buffer, loff_t offset,
+ int n_bytes, int write_trhrough);
+int yaffs_resize_file(struct yaffs_obj *obj, loff_t new_size);
+
+struct yaffs_obj *yaffs_create_file(struct yaffs_obj *parent,
+ const YCHAR *name, u32 mode, u32 uid,
+ u32 gid);
+
+int yaffs_flush_file(struct yaffs_obj *in,
+ int update_time,
+ int data_sync,
+ int discard_cache);
+
+/* Flushing and checkpointing */
+void yaffs_flush_whole_cache(struct yaffs_dev *dev, int discard);
+
+int yaffs_checkpoint_save(struct yaffs_dev *dev);
+int yaffs_checkpoint_restore(struct yaffs_dev *dev);
+
+/* Directory operations */
+struct yaffs_obj *yaffs_create_dir(struct yaffs_obj *parent, const YCHAR *name,
+ u32 mode, u32 uid, u32 gid);
+struct yaffs_obj *yaffs_find_by_name(struct yaffs_obj *the_dir,
+ const YCHAR *name);
+struct yaffs_obj *yaffs_find_by_number(struct yaffs_dev *dev, u32 number);
+
+/* Link operations */
+struct yaffs_obj *yaffs_link_obj(struct yaffs_obj *parent, const YCHAR *name,
+ struct yaffs_obj *equiv_obj);
+
+struct yaffs_obj *yaffs_get_equivalent_obj(struct yaffs_obj *obj);
+
+/* Symlink operations */
+struct yaffs_obj *yaffs_create_symlink(struct yaffs_obj *parent,
+ const YCHAR *name, u32 mode, u32 uid,
+ u32 gid, const YCHAR *alias);
+YCHAR *yaffs_get_symlink_alias(struct yaffs_obj *obj);
+
+/* Special inodes (fifos, sockets and devices) */
+struct yaffs_obj *yaffs_create_special(struct yaffs_obj *parent,
+ const YCHAR *name, u32 mode, u32 uid,
+ u32 gid, u32 rdev);
+
+int yaffs_set_xattrib(struct yaffs_obj *obj, const YCHAR *name,
+ const void *value, int size, int flags);
+int yaffs_get_xattrib(struct yaffs_obj *obj, const YCHAR *name, void *value,
+ int size);
+int yaffs_list_xattrib(struct yaffs_obj *obj, char *buffer, int size);
+int yaffs_remove_xattrib(struct yaffs_obj *obj, const YCHAR *name);
+
+/* Special directories */
+struct yaffs_obj *yaffs_root(struct yaffs_dev *dev);
+struct yaffs_obj *yaffs_lost_n_found(struct yaffs_dev *dev);
+
+void yaffs_handle_defered_free(struct yaffs_obj *obj);
+
+void yaffs_update_dirty_dirs(struct yaffs_dev *dev);
+
+int yaffs_bg_gc(struct yaffs_dev *dev, unsigned urgency);
+
+/* Debug dump */
+int yaffs_dump_obj(struct yaffs_obj *obj);
+
+void yaffs_guts_test(struct yaffs_dev *dev);
+int yaffs_guts_ll_init(struct yaffs_dev *dev);
+
+
+/* A few useful functions to be used within the core files*/
+void yaffs_chunk_del(struct yaffs_dev *dev, int chunk_id, int mark_flash,
+ int lyn);
+int yaffs_check_ff(u8 *buffer, int n_bytes);
+void yaffs_handle_chunk_error(struct yaffs_dev *dev,
+ struct yaffs_block_info *bi);
+
+u8 *yaffs_get_temp_buffer(struct yaffs_dev *dev);
+void yaffs_release_temp_buffer(struct yaffs_dev *dev, u8 *buffer);
+
+struct yaffs_obj *yaffs_find_or_create_by_number(struct yaffs_dev *dev,
+ int number,
+ enum yaffs_obj_type type);
+int yaffs_put_chunk_in_file(struct yaffs_obj *in, int inode_chunk,
+ int nand_chunk, int in_scan);
+void yaffs_set_obj_name(struct yaffs_obj *obj, const YCHAR *name);
+void yaffs_set_obj_name_from_oh(struct yaffs_obj *obj,
+ const struct yaffs_obj_hdr *oh);
+void yaffs_add_obj_to_dir(struct yaffs_obj *directory, struct yaffs_obj *obj);
+YCHAR *yaffs_clone_str(const YCHAR *str);
+void yaffs_link_fixup(struct yaffs_dev *dev, struct list_head *hard_list);
+void yaffs_block_became_dirty(struct yaffs_dev *dev, int block_no);
+int yaffs_update_oh(struct yaffs_obj *in, const YCHAR *name,
+ int force, int is_shrink, int shadows,
+ struct yaffs_xattr_mod *xop);
+void yaffs_handle_shadowed_obj(struct yaffs_dev *dev, int obj_id,
+ int backward_scanning);
+int yaffs_check_alloc_available(struct yaffs_dev *dev, int n_chunks);
+struct yaffs_tnode *yaffs_get_tnode(struct yaffs_dev *dev);
+struct yaffs_tnode *yaffs_add_find_tnode_0(struct yaffs_dev *dev,
+ struct yaffs_file_var *file_struct,
+ u32 chunk_id,
+ struct yaffs_tnode *passed_tn);
+
+int yaffs_do_file_wr(struct yaffs_obj *in, const u8 *buffer, loff_t offset,
+ int n_bytes, int write_trhrough);
+void yaffs_resize_file_down(struct yaffs_obj *obj, loff_t new_size);
+void yaffs_skip_rest_of_block(struct yaffs_dev *dev);
+
+int yaffs_count_free_chunks(struct yaffs_dev *dev);
+
+struct yaffs_tnode *yaffs_find_tnode_0(struct yaffs_dev *dev,
+ struct yaffs_file_var *file_struct,
+ u32 chunk_id);
+
+u32 yaffs_get_group_base(struct yaffs_dev *dev, struct yaffs_tnode *tn,
+ unsigned pos);
+
+int yaffs_is_non_empty_dir(struct yaffs_obj *obj);
+
+int yaffs_guts_format_dev(struct yaffs_dev *dev);
+
+void yaffs_addr_to_chunk(struct yaffs_dev *dev, loff_t addr,
+ int *chunk_out, u32 *offset_out);
+/*
+ * Marshalling functions to get loff_t file sizes into and out of
+ * object headers.
+ */
+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);
+