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package App::OATH::Crypt; |
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our $VERSION = '1.20150914'; |
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use strict; |
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use warnings; |
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use App::OATH::Crypt::Rijndael; |
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use App::OATH::Crypt::CBC; |
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sub new { |
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my ( $class, $password ) = @_; |
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9
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my $self = { |
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'workers' => { |
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'rijndael' => App::OATH::Crypt::Rijndael->new({ 'password' => $password }), |
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'cbcrijndael' => App::OATH::Crypt::CBC->new({ 'password' => $password, 'type' => 'Rijndael', }), |
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'cbcblowfish' => App::OATH::Crypt::CBC->new({ 'password' => $password, 'type' => 'Blowfish', }), |
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}, |
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'type' => q{}, |
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}; |
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bless $self, $class; |
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return $self; |
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} |
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sub get_workers_list { |
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my ( $self ) = @_; |
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my @list = sort keys %{ $self->{'workers'} }; |
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1
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return \@list; |
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} |
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sub set_worker { |
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my ( $self, $type ) = @_; |
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100
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100
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if ( $type ne q{} and not exists( $self->{'workers'}->{$type} ) ) { |
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1
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die "Unknown encryption type $type"; |
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} |
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$self->{'type'} = $type; |
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return; |
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} |
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sub encrypt { |
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10
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my ( $self, $data ) = @_; |
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10
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my $type = $self->{'type'}; |
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10
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100
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$type = 'cbcrijndael' if $type eq q{}; |
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10
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my $worker = $self->{'workers'}->{$type}; |
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10
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return $type . ':' . $worker->encrypt( $data ); |
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} |
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sub decrypt { |
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1
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3470
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my ( $self, $data ) = @_; |
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18
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my $type = $self->{'type'}; |
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18
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100
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$type = 'rijndael' if $type eq q{}; |
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18
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100
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if ( $data =~ /:/ ) { |
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( $type, $data ) = split ':', $data; |
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} |
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my $worker = $self->{'workers'}->{$type}; |
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100
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die "Unknown encryption type $type" if ! $worker; |
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return $worker->decrypt( $data ); |
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} |
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1; |
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__END__ |
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63
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64
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=head1 NAME |
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65
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66
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App::OATH::Crypt - Crypto modules for Simple OATH authenticator |
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67
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68
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=head1 DESCRIPTION |
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69
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70
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Crypto modules super class |
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71
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72
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=head1 SYNOPSIS |
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74
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Handles all crypto, detection of methods and handing off to sub |
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modules which implement the actual encryption and decryption of data |
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77
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=head1 METHODS |
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79
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=over |
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80
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81
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=item I<new()> |
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82
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83
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Instantiate a new object |
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84
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85
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=item I<get_workers_list()> |
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86
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87
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Return an array ref of possible worker types |
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89
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=item I<set_worker($worker)> |
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90
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91
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Set the default worker type |
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92
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93
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=item I<encrypt($data)> |
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95
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Encrypt the given data |
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96
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97
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=item I<decrypt($data)> |
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98
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99
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Decrypt the given data |
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100
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101
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=back |
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102
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103
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=head1 DEPENDENCIES |
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104
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105
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=head1 AUTHORS |
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106
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107
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Marc Bradshaw E<lt>marc@marcbradshaw.netE<gt> |
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108
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109
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=head1 COPYRIGHT |
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110
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111
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Copyright 2015 |
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112
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113
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This library is free software; you may redistribute it and/or |
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114
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modify it under the same terms as Perl itself. |
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115
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116
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