package lwt-binio

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Module type `Lwt_binio.S`

type src_t

val read : 
  src_t ->
  size:int ->
  offset:int ->
  get:(Bytes.t -> int -> 'a) ->
  conv:('a -> 'b) ->
  'b option Lwt.t

val write : 
  src_t ->
  'a ->
  size:int ->
  offset:int ->
  set:(Bytes.t -> int -> 'b -> 'c) ->
  conv:('a -> 'b) ->
  unit Lwt.t

Arbitrary value IO

val four_byte : 
  (int32 -> 'a) ->
  ('b -> int32) ->
  (src_t -> int -> 'a option Lwt.t) * (src_t -> int -> 'b -> unit Lwt.t)

val eight_byte : 
  (int64 -> 'a) ->
  ('b -> int64) ->
  (src_t -> int -> 'a option Lwt.t) * (src_t -> int -> 'b -> unit Lwt.t)

Reading and writing values of a specific size

val read_float32 : src_t -> int -> float option Lwt.t

val write_float32 : src_t -> int -> float -> unit Lwt.t

val read_int32 : src_t -> int -> int32 option Lwt.t

val write_int32 : src_t -> int -> int32 -> unit Lwt.t

val read_float64 : src_t -> int -> float option Lwt.t

val write_float64 : src_t -> int -> float -> unit Lwt.t

val read_int64 : src_t -> int -> int64 option Lwt.t

val write_int64 : src_t -> int -> int64 -> unit Lwt.t

read_* src index and write_* src index x for numeric types