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#!/usr/bin/perl
# $Id: 52-ECDSA-P384.t 1937 2023-09-11 09:27:16Z willem $ -*-perl-*-
#
use strict;
use warnings;
use IO::File;
use Test::More;
my %prerequisite = (
'Net::DNS::SEC' => 1.01,
'MIME::Base64' => 2.13,
);
foreach my $package ( sort keys %prerequisite ) {
my @revision = grep {$_} $prerequisite{$package};
next if eval "use $package @revision; 1;"; ## no critic
plan skip_all => "missing prerequisite $package @revision";
exit;
}
plan skip_all => 'disabled ECDSA'
unless eval { Net::DNS::SEC::libcrypto->can('EVP_PKEY_new_ECDSA') };
plan tests => 8;
my %filename;
END {
foreach ( values %filename ) {
unlink($_) if -e $_;
}
}
use_ok('Net::DNS::SEC');
use_ok('Net::DNS::SEC::Private');
use_ok( my $class = 'Net::DNS::SEC::ECDSA' );
my $key = Net::DNS::RR->new( <<'END' );
ECDSAP384SHA384.example. IN DNSKEY 256 3 14 (
K4t0AhWiJcLZ25BlpvfxCi2KMlkBr14zECH3Y2imMYOzn5zcMpOh0iPbI9Hnfep8L+BBzQrRFNmc
5r3r0l0y+snHIc/npdK/1Ks0ZG/aMB5r/PfJGeB5MLdtcanFir2S ; Key ID = 25812
)
END
ok( $key, 'set up ECDSA public key' );
my $keyfile = $filename{keyfile} = $key->privatekeyname;
my $privatekey = IO::File->new( $keyfile, '>' ) or die qq(open: "$keyfile" $!);
print $privatekey <<'END';
Private-key-format: v1.3
Algorithm: 14 (ECDSAP384SHA384)
PrivateKey: mvuhyr+QDMqo4bpeREFRM2w8qZsBiLiCouR0sihdinvpRA3zA/dByohgH4CLI7Kr
Created: 20141209021155
Publish: 20141209021155
Activate: 20141209021155
END
close($privatekey);
my $private = Net::DNS::SEC::Private->new($keyfile);
ok( $private, 'set up ECDSA private key' );
my $sigdata = Net::DNS::RR->new('. TXT arbitrary data')->txtdata; # character set independent
my $corrupt = 'corrupted data';
my $signature = $class->sign( $sigdata, $private );
ok( $signature, 'signature created using private key' );
my $verified = $class->verify( $sigdata, $key, $signature );
is( $verified, 1, 'signature verified using public key' );
my $verifiable = $class->verify( $corrupt, $key, $signature );
is( $verifiable, 0, 'signature not verifiable if data corrupted' );
exit;
__END__
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