package tiny_libs

  1. Overview
  2. Docs
From-scratch libraries for teaching: graphics, audio, compression, crypto, networking and more

Install 

dune-project
 Dependency

github.com Readme Edit opam file Versions (1)

Authors

  1. Y
    Yoann Padioleau <yoann.padioleau@gmail.com

Maintainers

  1. Y
    Yoann Padioleau <yoann.padioleau@gmail.com

Sources

0.3.6.tar.gz
md5=7c636383d146d30ac6f2fa234a6253c8
sha512=c79f3823c5f8f57e5038eb640d487c61168b84aa07c61999d6622ef9fd0c890e2b03b4c6a7cdbbe9352a49e25dda00ac7bb14693cee8e3d7beeed251351a2af0

doc/src/tiny_libs.networking_netcode/Checksum.ml.html

Source file Checksum.ml

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(* Claude Code
 *
 * Copyright (C) 2026 Yoann Padioleau
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public License
 * (LGPL) as published by the Free Software Foundation; either version
 * 2 of the License, or (at your option) any later version.
 *)

(* See Checksum.mli *)

let offset_basis = 0x811c9dc5l
let prime = 16777619l

let fnv1a (s : string) : int32 =
  String.fold_left (fun hash c -> Int32.mul (Int32.logxor hash (Int32.of_int (Char.code c))) prime) offset_basis s

let of_model (model : 'a) : int32 = fnv1a (Marshal.to_string model [ Marshal.No_sharing ])

let to_hex (h : int32) : string = Printf.sprintf "%08lx" h