#include <cfg/compiler.h> // uintXX_t; STATIC_ASSERT
#include <cpu/types.h> // CPU_BITS_PER_CHAR
#include <algo/rotating_hash.h>
+#include <mware/list.h>
+#include <kern/kfile.h>
typedef uint16_t fill_t;
typedef fill_t pgaddr_t;
* Simply set to 1 all field bits.
* \{
*/
-#define MARK_PAGE_VALID ((1LL << (CPU_BITS_PER_CHAR * sizeof(mark_t))) - 1)
+#define MARK_PAGE_VALID ((1 << (CPU_BITS_PER_CHAR * sizeof(pgaddr_t) + 1)) - 1)
#define FCS_FREE_VALID ((1 << (CPU_BITS_PER_CHAR * sizeof(fcs_t))) - 1)
/* \} */
* \a size the lenght to be written.
* \return the number of bytes written.
*/
-typedef size_t (*disk_page_write_t) (struct BattFsSuper *d, pgcnt_t page, pgaddr_t addr, void *buf, size_t);
+typedef size_t (*disk_page_write_t) (struct BattFsSuper *d, pgcnt_t page, pgaddr_t addr, const void *buf, size_t);
/**
* Type interface for disk page erase function.
*/
pgcnt_t *page_array;
- /**
+ /**
* Lowest free page counter.
* This is the counter of the first availble free page.
*/
mark_t free_start;
- /**
+ /**
* Highest free page counter.
* This value is the next to be used to mark a block as free.
*/
disk_size_t disk_size; ///< Size of the disk, in bytes (page_count * page_size).
disk_size_t free_bytes; ///< Free space on the disk.
+ List file_opened_list; ///< List used to keep trace of open files.
/* TODO add other fields. */
} BattFsSuper;
+typedef uint8_t filemode_t; ///< Type for file open.
+
+/**
+ * Describe a BattFs file usign a KFile.
+ */
+typedef struct KFileBattFs
+{
+ KFile fd; ///< KFile context
+ Node link; ///< Link for inserting in opened file list
+ inode_t inode; ///< inode of the opened file
+ BattFsSuper *disk; ///< Disk context
+ filemode_t mode; ///< File open mode
+} KFileBattFs;
+
+INLINE KFileBattFs * KFILEBATTFS(KFile *fd)
+{
+ ASSERT(fd->_type == KFT_BATTFS);
+ return (KFileBattFs *)fd;
+}
+
bool battfs_init(struct BattFsSuper *d);
+bool battfs_close(struct BattFsSuper *disk);
+
+bool battfs_fileopen(BattFsSuper *disk, KFileBattFs *fd, inode_t inode, filemode_t mode);
+
+bool battfs_writeTestBlock(struct BattFsSuper *disk, pgcnt_t page, inode_t inode, seq_t seq, fill_t fill, pgoff_t pgoff, mark_t mark);
#endif /* FS_BATTFS_H */