File Coverage

blib/lib/Mail/DKIM/ARC/MessageSignature.pm

Criterion	Covered	Total	%
statement	36	36	100.0
branch	13	16	81.2
condition	3	5	60.0
subroutine	7	7	100.0
pod	2	3	66.6
total	61	67	91.0

package Mail::DKIM::ARC::MessageSignature;
use strict;
use warnings;
our $VERSION = '1.20230212'; # VERSION
# ABSTRACT: Subclass of Mail::DKIM::Signature which represents a ARC-Message-Signature header

# Copyright 2017 FastMail Pty Ltd. All Rights Reserved.
# Bron Gondwana

# This program is free software; you can redistribute it and/or
# modify it under the same terms as Perl itself.

use base 'Mail::DKIM::Signature';
use Carp;


sub new {
    my $class = shift;
    my %prms  = @_;
    my $self  = {};
    bless $self, $class;

    $self->instance( $prms{'Instance'} ) if exists $prms{'Instance'};
    $self->algorithm( $prms{'Algorithm'} || 'rsa-sha256' );
    $self->signature( $prms{'Signature'} );
    $self->canonicalization( $prms{'Method'} ) if exists $prms{'Method'};
    $self->domain( $prms{'Domain'} );
    $self->headerlist( $prms{'Headers'} );
    $self->protocol( $prms{'Query'} ) if exists $prms{'Query'};
    $self->selector( $prms{'Selector'} );
    $self->timestamp( $prms{'Timestamp'} )   if defined $prms{'Timestamp'};
    $self->expiration( $prms{'Expiration'} ) if defined $prms{'Expiration'};
    $self->key( $prms{'Key'} )               if defined $prms{'Key'};

    return $self;
}

sub DEFAULT_PREFIX {
    return 'ARC-Message-Signature:';
}


sub instance {
    my $self = shift;

    # ARC identities must be a number
    if (@_) {
        my $val = int(shift);
        die "INVALID instance $val" unless ( $val > 0 and $val < 1025 );
        $self->set_tag( 'i', $val );
    }

    my $i = $self->get_tag('i');
    return $i;
}


1;

__END__