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Code Issues Releases Wiki Activity

Add -m 15400 unit test

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This commit is contained in:
jsteube 2019-02-19 14:28:26 +01:00
parent b8e5daa582
commit 0e9f445030
2 changed files with 105 additions and 3 deletions
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11
tools/test.pl
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@ -330,9 +330,14 @@ sub init_db_word_rand
}
}
# longer than 31 does not work for -a 0 in optimized mode
# for non-fixed password length algorithms
$len_max = ($len_max >= 31) ? 31 : $len_max;
if ($len_min != $len_max)
{
# longer than 31 does not work for -a 0 in optimized mode
$len_max = ($len_max >= 31) ? 31 : $len_max;
}
}
my $outputs_possible = $len_max - $len_min;
@ -341,7 +346,7 @@ sub init_db_word_rand
my @pool;
for my $len ($len_min + 1 .. $len_max - 1)
for (my $len = $len_min + 1; $len < $len_max - 1; $len++)
{
push @pool, $len;
}

97
tools/test_modules/m15400.pm Normal file
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@ -0,0 +1,97 @@
#!/usr/bin/env perl
##
## Author......: See docs/credits.txt
## License.....: MIT
##
use strict;
use warnings;
use Crypt::OpenSSH::ChachaPoly;
sub module_constraints { [[-1, -1], [-1, -1], [32, 32], [-1, -1], [-1, -1]] }
sub module_generate_hash
{
my $word = shift;
my $salt = shift;
my $param = shift;
my $param2 = shift;
my $param3 = shift;
my $counter;
my $offset;
my $iv;
if (defined $param)
{
$counter = $param;
$offset = $param2;
$iv = $param3;
}
else
{
$counter = "0400000000000003";
$offset = int (rand (63));
$iv = "0200000000000001";
}
my $plaintext = "ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789abcdefghijklmnopqrstuvwxyz0a2b4c6d8e";
my $eight_byte_iv = pack ("H*", $iv);
my $eight_byte_counter = pack ("H*", $counter);
my $pad_len = 32 - length ($word);
my $key = $word . "\0" x $pad_len;
my $cipher = Crypt::OpenSSH::ChachaPoly->new ($key);
$cipher->ivsetup ($eight_byte_iv, $eight_byte_counter);
my $enc = $cipher->encrypt ($plaintext);
my $enc_offset = substr ($enc, $offset, 8);
my $hash_buf = $enc_offset;
my $hash = sprintf ("\$chacha20\$\*%s\*%d\*%s\*%s\*%s", $counter, $offset, $iv, unpack ("H*", substr ($plaintext, $offset, 8)), unpack ("H*", $enc_offset));
return $hash;
}
sub module_verify_hash
{
my $line = shift;
my $index1 = index ($line, ':');
return if ($index1 < 0);
my $hash_in = substr ($line, 0, $index1);
my $word = substr ($line, $index1 + 1);
return if (length ($hash_in) < 11);
return unless (substr ($hash_in, 0, 11) eq "\$chacha20\$\*");
my @data = split ('\*', $hash_in);
return unless (scalar (@data) == 6);
my $param = $data[1]; # counter
my $param2 = $data[2]; # offset
my $param3 = $data[3]; # iv
return unless defined $param;
return unless defined $param2;
return unless defined $param3;
return unless defined $word;
$word = pack_if_HEX_notation ($word);
my $new_hash = module_generate_hash ($word, undef, $param, $param2, $param3);
return ($new_hash, $word);
}
1;