package fat-filesystem

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Module Fat_entrySource

Sourcetype t =
  1. | Free
  2. | Used of int
    (*

    points to the next in the chain

    *)
  3. | End
    (*

    end of a chain

    *)
  4. | Bad
    (*

    bad sector or illegal FAT entry

    *)
Sourceval to_string : t -> string
Sourcetype fat = Cstruct.t

a whole File Allocation Table

make boot_sector format creates an empty FAT given the parameters in boot_sector and the format

Sourceval find_free_from : Fat_boot_sector.t -> Fat_format.t -> fat -> int -> int option

find_free_from boot format fat start returns an unallocated cluster after start

Sourceval initial : int

first valid entry

Sourceval unmarshal : Fat_format.t -> int -> fat -> t

unmarshal format n fat return the nth fat entry in format

Sourceval marshal : Fat_format.t -> int -> fat -> t -> unit

marhsal format n fat v update the nth fat entry in format with v

Sourcemodule Chain : sig ... end