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Name	Size	Perms	Modified	Actions
[ .. / .. ]
ARC	-	drwxr-xr-x	2023-09-05 10:59:01	Del
Algorithm	-	drwxr-xr-x	2023-09-05 10:59:01	Del
AuthorDomainPolicy.pm	8.72 KB	-rw-r--r--	2020-09-07 05:49:28	Edit Del
Canonicalization	-	drwxr-xr-x	2023-09-05 10:59:01	Del
Common.pm	4.86 KB	-rw-r--r--	2020-09-07 05:49:28	Edit Del
DNS.pm	7.76 KB	-rw-r--r--	2020-09-07 05:49:28	Edit Del
DkPolicy.pm	7.46 KB	-rw-r--r--	2020-09-07 05:49:28	Edit Del
DkSignature.pm	9.7 KB	-rw-r--r--	2020-09-07 05:49:28	Edit Del
DkimPolicy.pm	8.01 KB	-rw-r--r--	2020-09-07 05:49:28	Edit Del
Key.pm	2.72 KB	-rw-r--r--	2020-09-07 05:49:28	Edit Del
KeyValueList.pm	5.97 KB	-rw-r--r--	2020-09-07 05:49:28	Edit Del
MessageParser.pm	3.94 KB	-rw-r--r--	2020-09-07 05:49:28	Edit Del
Policy.pm	6.8 KB	-rw-r--r--	2020-09-07 05:49:28	Edit Del
PrivateKey.pm	4.68 KB	-rw-r--r--	2020-09-07 05:49:28	Edit Del
PublicKey.pm	12.58 KB	-rw-r--r--	2020-09-07 05:49:28	Edit Del
Signature.pm	22.54 KB	-rw-r--r--	2020-09-07 05:49:28	Edit Del
Signer.pm	22.17 KB	-rw-r--r--	2020-09-07 05:49:28	Edit Del
SignerPolicy.pm	3.35 KB	-rw-r--r--	2020-09-07 05:49:28	Edit Del
TextWrap.pm	8.61 KB	-rw-r--r--	2020-09-07 05:49:28	Edit Del
Verifier.pm	24.56 KB	-rw-r--r--	2020-09-07 05:49:28	Edit Del

Editing: MessageParser.pm (3.94 KB)

package Mail::DKIM::MessageParser;
use strict;
use warnings;
our $VERSION = '1.20200907'; # VERSION
# ABSTRACT: Signs/verifies Internet mail with DKIM/DomainKey signatures

# Copyright 2005 Messiah College. All rights reserved.
# Jason Long <jlong@messiah.edu>

# Copyright (c) 2004 Anthony D. Urso. All rights reserved.
# This program is free software; you can redistribute it and/or
# modify it under the same terms as Perl itself.

use Carp;

sub new_object {
    my $class = shift;
    return $class->TIEHANDLE(@_);
}

sub new_handle {
    my $class = shift;
    local *TMP;
    tie *TMP, $class, @_;
    return *TMP;
}

sub TIEHANDLE {
    my $class = shift;
    my %args  = @_;
    my $self  = bless \%args, $class;
    $self->init;
    return $self;
}

sub init {
    my $self = shift;

    my $buf = '';
    $self->{buf_ref}   = \$buf;
    $self->{in_header} = 1;
}

sub PRINT {
    my $self    = shift;
    my $buf_ref = $self->{buf_ref};
    $$buf_ref .= @_ == 1 ? $_[0] : join( '', @_ ) if @_;

    if ( $self->{in_header} ) {
        local $1;    # avoid polluting a global $1
        while ( $$buf_ref ne '' ) {
            if ( substr( $$buf_ref, 0, 2 ) eq "\015\012" ) {
                substr( $$buf_ref, 0, 2 ) = '';
                $self->finish_header();
                $self->{in_header} = 0;
                last;
            }
            if ( $$buf_ref !~ /^(.+?\015\012)[^\ \t]/s ) {
                last;
            }
            my $header = $1;
            $self->add_header($header);
            substr( $$buf_ref, 0, length($header) ) = '';
        }
    }

    if ( !$self->{in_header} ) {
        my $j = rindex( $$buf_ref, "\015\012" );
        if ( $j >= 0 ) {

            # avoid copying a large buffer: the unterminated
            # last line is typically short compared to the rest

            my $carry = substr( $$buf_ref, $j + 2 );
            substr( $$buf_ref, $j + 2 ) = '';    # shrink to last CRLF
            $self->add_body($$buf_ref);          # must end on CRLF
            $$buf_ref = $carry;    # restore unterminated last line
        }
    }
    return 1;
}

sub CLOSE {
    my $self    = shift;
    my $buf_ref = $self->{buf_ref};

    if ( $self->{in_header} ) {
        if ( $$buf_ref ne '' ) {

            # A line of header text ending CRLF would not have been
            # processed yet since before we couldn't tell if it was
            # the complete header. Now that we're in CLOSE, we can
            # finish the header...
            $$buf_ref =~ s/\015\012\z//s;
            $self->add_header("$$buf_ref\015\012");
        }
        $self->finish_header;
        $self->{in_header} = 0;
    }
    else {
        if ( $$buf_ref ne '' ) {
            $self->add_body($$buf_ref);
        }
    }
    $$buf_ref = '';
    $self->finish_body;
    return 1;
}

sub add_header {
    die 'add_header not implemented';
}

sub finish_header {
    die 'finish_header not implemented';
}

sub add_body {
    die 'add_body not implemented';
}

sub finish_body {

    # do nothing by default
}

sub reset {
    carp 'reset not implemented';
}

1;

__END__

=pod

=encoding UTF-8

=head1 NAME

Mail::DKIM::MessageParser - Signs/verifies Internet mail with DKIM/DomainKey signatures

=head1 VERSION

version 1.20200907

=head1 AUTHORS

=over 4

=item *

Jason Long <jason@long.name>

=item *

Marc Bradshaw <marc@marcbradshaw.net>

=item *

Bron Gondwana <brong@fastmailteam.com> (ARC)

=back

=head1 THANKS

Work on ensuring that this module passes the ARC test suite was
generously sponsored by Valimail (https://www.valimail.com/)

=head1 COPYRIGHT AND LICENSE

=over 4

=item *

Copyright (C) 2013 by Messiah College

=item *

Copyright (C) 2010 by Jason Long

=item *

Copyright (C) 2017 by Standcore LLC

=item *

Copyright (C) 2020 by FastMail Pty Ltd

=back

This library is free software; you can redistribute it and/or modify
it under the same terms as Perl itself, either Perl version 5.8.6 or,
at your option, any later version of Perl 5 you may have available.

=cut