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fips202_SUITE.erl
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%% -*- mode: erlang; tab-width: 4; indent-tabs-mode: 1; st-rulers: [70] -*-
%% vim: ts=4 sw=4 ft=erlang noet
%%%-------------------------------------------------------------------
%%% @author Andrew Bennett <[email protected]>
%%% @copyright 2014-2022, Andrew Bennett
%%% @doc
%%%
%%% @end
%%% Created : 29 Feb 2016 by Andrew Bennett <[email protected]>
%%%-------------------------------------------------------------------
-module(fips202_SUITE).
-include_lib("common_test/include/ct.hrl").
-include_lib("public_key/include/public_key.hrl").
-include_lib("stdlib/include/zip.hrl").
%% ct.
-export([all/0]).
-export([groups/0]).
-export([init_per_suite/1]).
-export([end_per_suite/1]).
-export([init_per_group/2]).
-export([end_per_group/2]).
%% Tests.
-export([fips202/1]).
%% Macros.
-define(tv_ok(T, M, F, A, E),
case erlang:apply(M, F, A) of
E ->
ok;
T ->
ct:fail({{M, F, A}, {expected, E}, {got, T}})
end).
all() ->
[
{group, 'keccaktestvectors'}
].
groups() ->
[
{'keccaktestvectors', [], [
fips202
]}
].
init_per_suite(Config) ->
_ = application:ensure_all_started(libdecaf),
data_setup(Config).
end_per_suite(_Config) ->
_ = application:stop(libdecaf),
ok.
init_per_group(G='keccaktestvectors', Config) ->
Folder = data_file("keccaktestvectors", Config),
{ok, Entries} = file:list_dir(Folder),
Files = [filename:join([Folder, Entry]) || Entry <- Entries],
[{fips202_files, Files} | libdecaf_ct:start(G, Config)].
end_per_group(_Group, Config) ->
libdecaf_ct:stop(Config),
ok.
%%====================================================================
%% Tests
%%====================================================================
fips202(Config) ->
Files = [File || File <- ?config(fips202_files, Config)],
lists:foldl(fun fips202/2, Config, Files).
%%%-------------------------------------------------------------------
%%% Internal functions
%%%-------------------------------------------------------------------
%% @private
data_file(File, Config) ->
filename:join([?config(data_dir, Config), File]).
%% @private
data_setup(Config) ->
lists:foldl(fun(F, C) ->
io:format(user, "\e[0;36m[FETCH] ~s\e[0m", [F]),
{ok, Progress} = libdecaf_ct:progress_start(),
NewC = data_setup(F, C),
ok = libdecaf_ct:progress_stop(Progress),
NewC
end, Config, [
"keccaktestvectors"
]).
%% @private
data_setup(F = "keccaktestvectors", Config) ->
BaseURL = "https://raw.github.com/XKCP/XKCP/fc23735511f06ff57d47f9c47dc950eaf913c83b/tests/TestVectors/",
Files = [
"ShortMsgKAT_SHA3-224.txt",
"ShortMsgKAT_SHA3-256.txt",
"ShortMsgKAT_SHA3-384.txt",
"ShortMsgKAT_SHA3-512.txt",
"ShortMsgKAT_SHAKE128.txt",
"ShortMsgKAT_SHAKE256.txt"
],
URLs = [BaseURL ++ File || File <- Files],
Directory = data_file(F, Config),
DataFiles = [data_file(filename:join(F, File), Config) || File <- Files],
ok = data_setup_multiple(DataFiles, Directory, URLs),
Config.
%% @private
data_setup_multiple([DataFile | DataFiles], Directory, [URL | URLs]) ->
case filelib:is_dir(Directory) of
true ->
ok;
false ->
ok = file:make_dir(Directory)
end,
case filelib:is_file(DataFile) of
true ->
ok;
false ->
ok = fetch:fetch(URL, DataFile)
end,
data_setup_multiple(DataFiles, Directory, URLs);
data_setup_multiple([], _Directory, []) ->
ok.
%% @private
fips202(File, Config) ->
Options = case iolist_to_binary(filename:basename(File)) of
<< "ShortMsgKAT_SHA3-", BitsBin:3/binary, _/binary >> ->
Bits = binary_to_integer(BitsBin),
Bytes = (Bits + 7) div 8,
Type = list_to_atom("sha3_" ++ integer_to_list(Bits)),
Arity = 1,
{Type, Arity, Bytes};
<< "ShortMsgKAT_SHAKE", BitsBin:3/binary, _/binary >> ->
Bits = binary_to_integer(BitsBin),
Bytes = 512,
Type = list_to_atom("shake" ++ integer_to_list(Bits)),
Arity = 2,
{Type, Arity, Bytes}
end,
Vectors = fips_testvector:from_file(File),
io:format("~s", [filename:basename(File)]),
fips202(Vectors, Options, Config).
%% @private
fips202([
{vector, {<<"Len">>, Len}, _},
{vector, {<<"Msg">>, Msg}, _},
{vector, {<<"MD">>, MD}, _}
| Vectors
], {Type, Arity=1, OutputByteLen}, Config) when Len rem 8 =:= 0 ->
InputBytes = binary:part(Msg, 0, Len div 8),
?tv_ok(T0, libdecaf_sha3, hash, [Type, InputBytes], MD),
Sponge0 = libdecaf_sha3:init(Type),
Sponge1 = libdecaf_sha3:update(Sponge0, InputBytes),
?tv_ok(T1, libdecaf_sha3, final, [Sponge1], MD),
fips202(Vectors, {Type, Arity, OutputByteLen}, Config);
fips202([
{vector, {<<"Len">>, Len}, _},
{vector, {<<"Msg">>, Msg}, _},
{vector, {<<"Squeezed">>, Squeezed}, _}
| Vectors
], {Type, Arity=2, OutputByteLen}, Config) when Len rem 8 =:= 0 ->
InputBytes = binary:part(Msg, 0, Len div 8),
?tv_ok(T0, libdecaf_sha3, xof, [Type, InputBytes, OutputByteLen], Squeezed),
Sponge0 = libdecaf_sha3:init(Type),
Sponge1 = libdecaf_sha3:update(Sponge0, InputBytes),
?tv_ok(T1, libdecaf_sha3, final, [Sponge1, OutputByteLen], Squeezed),
fips202(Vectors, {Type, Arity, OutputByteLen}, Config);
fips202([
{vector, {<<"Len">>, _Len}, _},
{vector, {<<"Msg">>, _Msg}, _},
{vector, {<<"MD">>, _MD}, _}
| Vectors
], Options, Config) ->
fips202(Vectors, Options, Config);
fips202([
{vector, {<<"Len">>, _Len}, _},
{vector, {<<"Msg">>, _Msg}, _},
{vector, {<<"Squeezed">>, _Squeezed}, _}
| Vectors
], Options, Config) ->
fips202(Vectors, Options, Config);
fips202([], _Opts, _Config) ->
ok.