Add test module, update name of hash mode 27100

src/modules/module_27100.c

@@ -17,7 +17,7 @@ static const u32   DGST_POS2      = 2;
 static const u32   DGST_POS3      = 1;
 static const u32   DGST_SIZE      = DGST_SIZE_4_5;
 static const u32   HASH_CATEGORY  = HASH_CATEGORY_RAW_HASH_SALTED;
-static const char *HASH_NAME      = "sha1(--$salt--$pass--)";
+static const char *HASH_NAME      = "Ruby on Rails Restful Auth (single round, no sitekey)";
 static const u64   KERN_TYPE      = 27100;
 static const u32   OPTI_TYPE      = OPTI_TYPE_ZERO_BYTE
                                   | OPTI_TYPE_PRECOMPUTE_INIT

tools/test_modules/m27100.pm

@@ -0,0 +1,44 @@
+#!/usr/bin/env perl
+
+##
+## Author......: See docs/credits.txt
+## License.....: MIT
+##
+
+use strict;
+use warnings;
+
+use Digest::SHA qw (sha1_hex);
+
+sub module_constraints { [[0, 256], [0, 256], [0, 55], [0, 55], [0, 55]] }
+
+sub module_generate_hash
+{
+  my $word = shift;
+  my $salt = shift || random_numeric_string (40);
+
+  my $digest = sha1_hex ('--' . $salt . '--' . $word . '--');
+
+  my $hash = sprintf ("%s:%s", $digest, $salt);
+
+  return $hash;
+}
+
+sub module_verify_hash
+{
+  my $line = shift;
+
+  my ($hash, $salt, $word) = split (':', $line);
+
+  return unless defined $hash;
+  return unless defined $salt;
+  return unless defined $word;
+
+  my $word_packed = pack_if_HEX_notation ($word);
+
+  my $new_hash = module_generate_hash ($word_packed, $salt);
+
+  return ($new_hash, $word);
+}
+
+1;