/usr/share/perl5/Net/OAuth/SignatureMethod/HMAC_SHA1.pm is in libnet-oauth-perl 0.27-2.
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 | package Net::OAuth::SignatureMethod::HMAC_SHA1;
use warnings;
use strict;
use Digest::HMAC_SHA1;
use MIME::Base64;
sub sign {
my $self = shift;
my $request = shift;
my $hmac = Digest::HMAC_SHA1->new($request->signature_key);
$hmac->add($request->signature_base_string);
return encode_base64($hmac->digest, '');
}
sub verify {
my $self = shift;
my $request = shift;
return $request->signature eq $self->sign($request);
}
=head1 NAME
Net::OAuth::SignatureMethod::HMAC_SHA1 - HMAC_SHA1 Signature Method for OAuth protocol
=head1 SEE ALSO
L<Net::OAuth>, L<http://oauth.net>
=head1 AUTHOR
Keith Grennan, C<< <kgrennan at cpan.org> >>
=head1 COPYRIGHT & LICENSE
Copyright 2007 Keith Grennan, all rights reserved.
This program is free software; you can redistribute it and/or modify it
under the same terms as Perl itself.
=cut
1;
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