package octez-shell-libs

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Octez shell libraries

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Dune Dependency

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Sources

tezos-18.0.tar.gz
sha256=dbc3b675aee59c2c574e5d0a771193a2ecfca31e7a5bc5aed66598080596ce1c
sha512=b97ed762b9d24744305c358af0d20f394376b64bfdd758dd4a81775326caf445caa57c4f6445da3dd6468ff492de18e4c14af6f374dfcbb7e4d64b7b720e5e2a

doc/src/tezos_store_shared/block_key.ml.html

Source file block_key.ml

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(*****************************************************************************)
(*                                                                           *)
(* Open Source License                                                       *)
(* Copyright (c) 2020-2021 Nomadic Labs, <contact@nomadic-labs.com>          *)
(*                                                                           *)
(* Permission is hereby granted, free of charge, to any person obtaining a   *)
(* copy of this software and associated documentation files (the "Software"),*)
(* to deal in the Software without restriction, including without limitation *)
(* the rights to use, copy, modify, merge, publish, distribute, sublicense,  *)
(* and/or sell copies of the Software, and to permit persons to whom the     *)
(* Software is furnished to do so, subject to the following conditions:      *)
(*                                                                           *)
(* The above copyright notice and this permission notice shall be included   *)
(* in all copies or substantial portions of the Software.                    *)
(*                                                                           *)
(* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR*)
(* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,  *)
(* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL   *)
(* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER*)
(* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING   *)
(* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER       *)
(* DEALINGS IN THE SOFTWARE.                                                 *)
(*                                                                           *)
(*****************************************************************************)

include Block_hash

let hash_size = 31

let t =
  let open Repr in
  map
    (bytes_of (`Fixed hash_size))
    (fun b -> Block_hash.of_bytes_exn b)
    (fun bh -> Block_hash.to_bytes bh)

let encode bh = Block_hash.to_string bh

let encoded_size = Block_hash.size (* in bytes *)

let decode str off =
  let str = String.sub str off encoded_size in
  Block_hash.of_string_exn str
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