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Add -m 18300 unit test

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jsteube 2019-02-15 12:27:51 +01:00
parent d98e989a40
commit 4768b848b4
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tools/test_modules/m18300.pm Normal file
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#!/usr/bin/env perl
##
## Author......: See docs/credits.txt
## License.....: MIT
##
use strict;
use warnings;
use Crypt::Mode::ECB;
use Crypt::PBKDF2;
sub module_constraints { [[0, 255], [-1, -1], [0, 255], [-1, -1], [-1, -1]] }
sub module_generate_hash
{
my $word = shift;
my $salt = shift;
my $iter = shift // 20000;
my $Z_PK = shift // 2;
my $blob = shift;
if (length $salt == 0)
{
$salt = random_hex_string (32);
}
my $salt_bin = pack ("H*", $salt);
my $pbkdf2 = Crypt::PBKDF2->new
(
hasher => Crypt::PBKDF2->hasher_from_algorithm ('HMACSHA2', 256),
iterations => $iter,
output_len => 32,
);
my $KEK = $pbkdf2->PBKDF2 ($salt_bin, $word);
my $aes = Crypt::Mode::ECB->new ('AES', 0);
my $blob_bin;
my $A;
my $B;
my $P1;
my $P2;
my $P3;
my $P4;
if (defined $blob)
{
$blob_bin = pack ("H*", $blob);
$A = substr ($blob_bin, 0, 8);
$P1 = substr ($blob_bin, 8, 8);
$P2 = substr ($blob_bin, 16, 8);
$P3 = substr ($blob_bin, 24, 8);
$P4 = substr ($blob_bin, 32, 8);
for (my $j = 5; $j >= 0; $j--)
{
# N = 4
$B = $A;
$B ^= pack ("Q>", (4 * $j + 4));
$B .= $P4;
$B = $aes->decrypt ($B, $KEK);
$A = substr ($B, 0, 8);
$P4 = substr ($B, 8, 8);
# N = 3
$B = $A;
$B ^= pack ("Q>", (4 * $j + 3));
$B .= $P3;
$B = $aes->decrypt ($B, $KEK);
$A = substr ($B, 0, 8);
$P3 = substr ($B, 8, 8);
# N = 2
$B = $A;
$B ^= pack ("Q>", (4 * $j + 2));
$B .= $P2;
$B = $aes->decrypt ($B, $KEK);
$A = substr ($B, 0, 8);
$P2 = substr ($B, 8, 8);
# N = 1
$B = $A;
$B ^= pack ("Q>", (4 * $j + 1));
$B .= $P1;
$B = $aes->decrypt ($B, $KEK);
$A = substr ($B, 0, 8);
$P1 = substr ($B, 8, 8);
}
if ($A eq "\xa6" x 8)
{
for (my $j = 0; $j <= 5; $j++)
{
# N = 1
$B = $A;
$B .= $P1;
$B = $aes->encrypt ($B, $KEK);
$A = substr ($B, 0, 8);
$A ^= pack ("Q>", (4 * $j + 1));
$P1 = substr ($B, 8, 8);
# N = 2
$B = $A;
$B .= $P2;
$B = $aes->encrypt ($B, $KEK);
$A = substr ($B, 0, 8);
$A ^= pack ("Q>", (4 * $j + 2));
$P2 = substr ($B, 8, 8);
# N = 3
$B = $A;
$B .= $P3;
$B = $aes->encrypt ($B, $KEK);
$A = substr ($B, 0, 8);
$A ^= pack ("Q>", (4 * $j + 3));
$P3 = substr ($B, 8, 8);
# N = 4
$B = $A;
$B .= $P4;
$B = $aes->encrypt ($B, $KEK);
$A = substr ($B, 0, 8);
$A ^= pack ("Q>", (4 * $j + 4));
$P4 = substr ($B, 8, 8);
}
$blob_bin = $A . $P1 . $P2 . $P3 . $P4;
}
else
{
$blob_bin = "\xff" x 40;
}
}
else
{
$A = "\xa6" x 8;
$P1 = "\xff" x 8;
$P2 = "\xff" x 8;
$P3 = "\xff" x 8;
$P4 = "\xff" x 8;
for (my $j = 0; $j <= 5; $j++)
{
# N = 1
$B = $A;
$B .= $P1;
$B = $aes->encrypt ($B, $KEK);
$A = substr ($B, 0, 8);
$A ^= pack ("Q>", (4 * $j + 1));
$P1 = substr ($B, 8, 8);
# N = 2
$B = $A;
$B .= $P2;
$B = $aes->encrypt ($B, $KEK);
$A = substr ($B, 0, 8);
$A ^= pack ("Q>", (4 * $j + 2));
$P2 = substr ($B, 8, 8);
# N = 3
$B = $A;
$B .= $P3;
$B = $aes->encrypt ($B, $KEK);
$A = substr ($B, 0, 8);
$A ^= pack ("Q>", (4 * $j + 3));
$P3 = substr ($B, 8, 8);
# N = 4
$B = $A;
$B .= $P4;
$B = $aes->encrypt ($B, $KEK);
$A = substr ($B, 0, 8);
$A ^= pack ("Q>", (4 * $j + 4));
$P4 = substr ($B, 8, 8);
}
$blob_bin = $A . $P1 . $P2 . $P3 . $P4;
}
my $hash = sprintf ('$fvde$%d$%d$%s$%d$%s', $Z_PK, length ($salt_bin), unpack ("H*", $salt_bin), $iter, unpack ("H*", $blob_bin));
return $hash;
}
sub module_verify_hash
{
my $line = shift;
my ($digest, $word) = split (':', $line);
return unless defined $digest;
return unless defined $word;
my @data = split ('\$', $digest);
return unless scalar @data == 7;
shift @data;
my $signature = shift @data;
return unless ($signature eq 'fvde');
my $Z_PK = shift @data;
return unless ($Z_PK eq '2');
my $salt_length = shift @data;
return unless ($salt_length eq '16');
my ($ZCRYPTOSALT, $ZCRYPTOITERATIONCOUNT, $ZCRYPTOWRAPPEDKEY) = @data;
my $salt = $ZCRYPTOSALT;
my $iter = $ZCRYPTOITERATIONCOUNT;
$word = pack_if_HEX_notation ($word);
my $new_hash = module_generate_hash ($word, $ZCRYPTOSALT, $ZCRYPTOITERATIONCOUNT, $Z_PK, $ZCRYPTOWRAPPEDKEY);
return ($new_hash, $word);
}
1;