From aacd2e2e775a2c15a4844e150076baac3316c0b9 Mon Sep 17 00:00:00 2001
From: jsteube <jens.steube@gmail.com>
Date: Tue, 19 Feb 2019 16:20:41 +0100
Subject: [PATCH] Add -m 13600 unit test

---
 tools/test_modules/m13600.pm | 146 +++++++++++++++++++++++++++++++++++
 1 file changed, 146 insertions(+)
 create mode 100644 tools/test_modules/m13600.pm

diff --git a/tools/test_modules/m13600.pm b/tools/test_modules/m13600.pm
new file mode 100644
index 000000000..abc186c0e
--- /dev/null
+++ b/tools/test_modules/m13600.pm
@@ -0,0 +1,146 @@
+#!/usr/bin/env perl
+
+##
+## Author......: See docs/credits.txt
+## License.....: MIT
+##
+
+use strict;
+use warnings;
+
+use Crypt::PBKDF2;
+use Digest::HMAC qw (hmac_hex);
+use Digest::SHA qw (sha1);
+
+sub module_constraints { [[0, 255], [32, 32], [-1, -1], [-1, -1], [-1, -1]] }
+
+sub module_generate_hash
+{
+  my $word   = shift;
+  my $salt   = shift;
+  my $param  = shift;
+  my $param2 = shift;
+  my $param3 = shift;
+  my $param4 = shift;
+  my $param5 = shift;
+  my $param6 = shift;
+
+  my $iterations = 1000;
+
+  my $type = 0;
+
+  if (defined $param)
+  {
+    $type = $param;
+  }
+
+  my $mode = 1 + int rand (3);
+
+  if (defined $param2)
+  {
+    $mode = $param2;
+  }
+
+  my $magic = 0;
+
+  if (defined $param3)
+  {
+    $magic = $param3;
+  }
+
+  if (defined $param4)
+  {
+    $salt = $param4;
+  }
+
+  $salt = substr ($salt, 0, 8 + ($mode * 8));
+
+  my $compress_length = 0;
+
+  if (defined $param5)
+  {
+    $compress_length = $param5;
+  }
+
+  my $data = "";
+
+  if (defined $param6)
+  {
+    $data = $param6;
+  }
+
+  my $key_len = (8 * ($mode & 3) + 8) * 2;
+
+  my $out_len = $key_len + 2;
+
+  my $salt_bin = pack ("H*", $salt);
+
+  my $hasher = Crypt::PBKDF2->hasher_from_algorithm ('HMACSHA1');
+
+  my $pbkdf2 = Crypt::PBKDF2->new
+  (
+    hasher      => $hasher,
+    iterations  => $iterations,
+    output_len  => $out_len
+  );
+
+  my $key = $pbkdf2->PBKDF2_hex ($salt_bin, $word);
+
+  my $verify_bytes = substr ($key, -4); $verify_bytes =~ s/^0+//; #lol
+
+  $key = substr ($key, $key_len, $key_len);
+
+  my $key_bin = pack ("H*", $key);
+
+  my $auth = hmac_hex ($data, $key_bin, \&sha1, 64);
+
+  my $hash = sprintf ('$zip2$*%u*%u*%u*%s*%s*%u*%s*%s*$/zip2$', $type, $mode, $magic, $salt, $verify_bytes, $compress_length, $data, substr ($auth, 0, 20));
+
+  return $hash;
+}
+
+sub module_verify_hash
+{
+  my $line = shift;
+
+  my ($hash_in, $word) = split ":", $line;
+
+  return unless defined $hash_in;
+  return unless defined $word;
+
+  my @data = split ('\*', $hash_in);
+
+  return unless scalar @data == 10;
+
+  my $tag_start     = shift @data;
+  my $type          = shift @data;
+  my $mode          = shift @data;
+  my $magic         = shift @data;
+  my $salt          = shift @data;
+  my $verify_bytes  = shift @data;
+  my $length        = shift @data;
+  my $data          = shift @data;
+  my $auth          = shift @data;
+  my $tag_end       = shift @data;
+
+  return unless ($tag_start eq '$zip2$');
+  return unless ($tag_end   eq '$/zip2$');
+
+  my $param  = $type;
+  my $param2 = $mode;
+  my $param3 = $magic;
+  my $param4 = $salt;
+  my $param5 = $length;
+  my $param6 = $data;
+
+  return unless defined $salt;
+  return unless defined $word;
+
+  $word = pack_if_HEX_notation ($word);
+
+  my $new_hash = module_generate_hash ($word, $salt, $param, $param2, $param3, $param4, $param5, $param6);
+
+  return ($new_hash, $word);
+}
+
+1;