package qcow

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A block device which is padded with virtual zeroes so that reads beyond the current end don't fail.

Parameters

module B : Qcow_s.RESIZABLE_BLOCK

include Qcow_s.RESIZABLE_BLOCK
  with type t = B.t
   and type page_aligned_buffer = Cstruct.t

include Mirage_block_lwt.S
  with type t = B.t
  with type page_aligned_buffer = Cstruct.t

type page_aligned_buffer = Cstruct.t

type error = private [>

]

val pp_error : error Fmt.t

type write_error = private [>

]

val pp_write_error : write_error Fmt.t

type 'a io = 'a Lwt.t

type t = B.t

val disconnect : t -> unit io

val get_info : t -> Mirage_block.info io

val read : 
  t ->
  int64 ->
  page_aligned_buffer list ->
  (unit, error) Pervasives.result io

val write : 
  t ->
  int64 ->
  page_aligned_buffer list ->
  (unit, write_error) Pervasives.result io

val resize : t -> int64 -> (unit, write_error) Result.result Lwt.t

Resize the file to the given number of sectors.

val flush : t -> (unit, write_error) Result.result io

flush t flushes any buffers, if the file has been opened in buffered mode