/* Special sequence number for bad block that failed to be marked bad */
#define YAFFS_SEQUENCE_BAD_BLOCK 0xffff0000
-/* ChunkCache is used for short read/write operations.*/
+/* Chunk cache is used for short read/write operations.*/
struct yaffs_cache {
struct yaffs_obj *object;
int chunk_id;
u8 *data;
};
+struct yaffs_cache_manager {
+ struct yaffs_cache *cache;
+ int n_caches;
+ int cache_last_use;
+ int n_temp_buffers;
+};
+
/* yaffs1 tags structures in RAM
* NB This uses bitfield. Bitfields should not straddle a u32 boundary
* otherwise the structure size will get blown out.
u32 yst_rdev; /* stuff for block and char devices (major/min) */
+ /*
+ * WinCE times are no longer just used to store WinCE times.
+ * They are also used to store 64-bit times.
+ * We actually store and read the times in both places and use
+ * the best we can.
+ */
u32 win_ctime[2];
u32 win_atime[2];
u32 win_mtime[2];
YCHAR short_name[YAFFS_SHORT_NAME_LENGTH + 1];
#ifdef CONFIG_YAFFS_WINCE
+ //these are always 64 bits
u32 win_ctime[2];
u32 win_mtime[2];
u32 win_atime[2];
#else
- u32 yst_uid;
- u32 yst_gid;
- u32 yst_atime;
- u32 yst_mtime;
- u32 yst_ctime;
+ //these can be 32 or 64 bits
+ YTIME_T yst_uid;
+ YTIME_T yst_gid;
+ YTIME_T yst_atime;
+ YTIME_T yst_mtime;
+ YTIME_T yst_ctime;
#endif
u32 yst_rdev;
int buffered_block; /* Which block is buffered here? */
int doing_buffered_block_rewrite;
- struct yaffs_cache *cache;
- int cache_last_use;
+ struct yaffs_cache_manager cache_mgr;
/* Stuff for background deletion and unlinked files. */
struct yaffs_obj *unlinked_dir; /* Directory where unlinked and deleted
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
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.