/usr/share/perl5/Dpkg/OpenPGP.pm is in libdpkg-perl 1.19.0.5ubuntu2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 | # Copyright © 2017 Guillem Jover <guillem@debian.org>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>.
package Dpkg::OpenPGP;
use strict;
use warnings;
use Exporter qw(import);
use File::Copy;
use Dpkg::Gettext;
use Dpkg::ErrorHandling;
use Dpkg::Path qw(find_command);
our $VERSION = '0.01';
our @EXPORT = qw(
openpgp_sig_to_asc
);
sub openpgp_sig_to_asc
{
my ($sig, $asc) = @_;
if (-e $sig) {
my $is_openpgp_ascii_armor = 0;
open my $fh_sig, '<', $sig or syserr(g_('cannot open %s'), $sig);
while (<$fh_sig>) {
if (m/^-----BEGIN PGP /) {
$is_openpgp_ascii_armor = 1;
last;
}
}
close $fh_sig;
if ($is_openpgp_ascii_armor) {
notice(g_('signature file is already OpenPGP ASCII armor, copying'));
copy($sig, $asc);
return;
}
if (not find_command('gpg')) {
warning(g_('cannot OpenPGP ASCII armor signature file due to missing gpg'));
}
open my $fh_asc, '>', $asc
or syserr(g_('cannot create signature file %s'), $asc);
open my $fh_gpg, '-|', 'gpg', '-o', '-', '--enarmor', $sig
or syserr(g_('cannot execute %s program'), 'gpg');
while (my $line = <$fh_gpg>) {
next if $line =~ m/^Comment: /;
$line =~ s/ARMORED FILE/SIGNATURE/;
print { $fh_asc } $line;
}
close $fh_gpg or subprocerr('gpg');
close $fh_asc or syserr(g_('cannot write signature file %s'), $asc);
return $sig;
}
return;
}
1;
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