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{ lib
, buildDunePackage
, fetchFromGitHub
, fetchpatch
, ocaml
, alcotest
, cstruct
, mirage-crypto
}:
buildDunePackage rec {
pname = "chacha";
version = "1.1.0";
src = fetchFromGitHub {
owner = "abeaumont";
repo = "ocaml-chacha";
rev = version;
sha256 = "sha256-PmeiFloU0k3SqOK1VjaliiCEzDzrzyMSasgnO5fJS1k=";
};
# Ensure compatibility with cstruct ≥ 6.1.0
patches = [ (fetchpatch {
url = "https://github.com/abeaumont/ocaml-chacha/commit/fbe4a0a808226229728a68f278adf370251196fd.patch";
sha256 = "sha256-y7X9toFDrgdv3qmFmUs7K7QS+Gy45rRLulKy48m7uqc=";
})];
minimalOCamlVersion = "4.02";
propagatedBuildInputs = [ cstruct mirage-crypto ];
# alcotest isn't available for OCaml < 4.05 due to fmt
doCheck = lib.versionAtLeast ocaml.version "4.05";
checkInputs = [ alcotest ];
meta = {
homepage = "https://github.com/abeaumont/ocaml-chacha";
description = "ChaCha20, ChaCha12 and ChaCha8 encryption functions, in OCaml";
longDescription = ''
An OCaml implementation of ChaCha functions, both ChaCha20 and the reduced
ChaCha8 and ChaCha12 functions. The hot loop is implemented in C for efficiency
reasons.
'';
license = lib.licenses.bsd2;
maintainers = with lib.maintainers; [ fufexan ];
};
}
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