Module Zlib

module Zlib: sig .. end

val zlib_get_version_string : unit -> string

type level = int

val z_no_compression : int

val z_best_speed : int

val z_best_compression : int

val z_default_compression : int

type strategy = [ `DEFAULT_STRATEGY | `FILTERED | `FIXED | `HUFFMAN_ONLY | `RLE ]

type header = [ `default | `gzip | `raw ]

type out_deflater

val deflate_init_out : ?level:int ->
       ?strategy:strategy ->
       ?header:header -> (string -> int -> int -> unit) -> out_deflater

val deflate_out : out_deflater -> string -> int -> int -> int

val deflate_output_substring : out_deflater -> string -> int -> int -> unit

val deflate_output_string : out_deflater -> string -> unit

val deflate_flush : out_deflater -> unit

val deflate_end_out : out_deflater -> unit

type in_inflater

val inflate_init_in : ?header:[ `auto | `default | `gzip | `raw ] ->
       (bytes -> int -> int -> int) -> in_inflater

val inflate_in : in_inflater -> bytes -> int -> int -> int

val inflate_end_in : in_inflater -> unit

type out_inflater

val inflate_init_out : ?header:[ `auto | `default | `gzip | `raw ] ->
       (string -> int -> int -> unit) -> out_inflater

val inflate_out : out_inflater -> string -> int -> int -> int

val inflate_flush : out_inflater -> unit

val inflate_end_out : out_inflater -> unit

val is_inflated_out : out_inflater -> bool

true means the inflating is finished internally. It does not require any more calling of inflate_out, but the data may be remained, so inflate_end_out or inflate_flush should be called.

val crc32_substring : int32 -> string -> int -> int -> int32

val crc32_string : int32 -> string -> int32