libcryptx-perl/t/auth_enc_ocb.t
2018-03-22 15:54:03 +01:00

47 lines
2.0 KiB
Perl

use strict;
use warnings;
use Test::More tests => 10;
use Crypt::AuthEnc::OCB qw( ocb_encrypt_authenticate ocb_decrypt_verify );
my $key = "12345678901234561234567890123456";
{
my $pt = "plain_half_12345";
my $ct;
my $m1 = Crypt::AuthEnc::OCB->new("AES", $key, "123456789012", 16);
$m1->adata_add("adata-123456789012");
$ct = $m1->encrypt_add($pt);
$ct .= $m1->encrypt_last($pt);
my $tag = $m1->encrypt_done;
is(unpack('H*', $ct), "4c85b38952e71220ecc323253547ae9b446f5a518717759ef8b0f24d5c4809a6", "enc: ciphertext");
is(unpack('H*', $tag), "bd7a6a0aaf24420f97bf239ea5740a40", "enc: tag");
my $d1 = Crypt::AuthEnc::OCB->new("AES", $key, "123456789012", 16);
$d1->adata_add("adata-123456789012");
my $pt2 = $d1->decrypt_last($ct);
my $tag2 = $d1->decrypt_done();
is($pt2, "plain_half_12345plain_half_12345", "dec1: plaintext");
is(unpack('H*', $tag2), "bd7a6a0aaf24420f97bf239ea5740a40", "dec1: tag");
}
{
my ($ct, $tag) = ocb_encrypt_authenticate('AES', $key, "123456789012", "", 16, "plain_half_12345plain_half_12345");
is(unpack('H*', $ct), "4c85b38952e71220ecc323253547ae9b446f5a518717759ef8b0f24d5c4809a6", "ocb_encrypt_authenticate: ciphertext (no header)");
is(unpack('H*', $tag), "dfdfab80aca060268c0cc467040af4f9", "ocb_encrypt_authenticate: tag (no header)");
my $pt = ocb_decrypt_verify('AES', $key, "123456789012", "", $ct, $tag);
is($pt, "plain_half_12345plain_half_12345", "ocb_decrypt_verify: plaintext (no header)");
}
{
my ($ct, $tag) = ocb_encrypt_authenticate('AES', $key, "123456789012", "adata-123456789012", 16, "plain_half_12345plain_half_12345");
is(unpack('H*', $ct), "4c85b38952e71220ecc323253547ae9b446f5a518717759ef8b0f24d5c4809a6", "ocb_encrypt_authenticate: ciphertext (no header)");
is(unpack('H*', $tag), "bd7a6a0aaf24420f97bf239ea5740a40", "ocb_encrypt_authenticate: tag (no header)");
my $pt = ocb_decrypt_verify('AES', $key, "123456789012", "adata-123456789012", $ct, $tag);
is($pt, "plain_half_12345plain_half_12345", "ocb_decrypt_verify: plaintext (no header)");
}