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Crypt::OpenSSL::DSA::Signature(3pm) User Contributed Perl Documentation Crypt::OpenSSL::DSA::Signature(3pm)

NAME

  Crypt::OpenSSL::DSA::Signature - Digital Signature Object

SYNOPSIS

  use Crypt::OpenSSL::DSA;
  my $dsa_priv = Crypt::OpenSSL::DSA->read_priv_key( $filename );
  my $sig_obj = $dsa_priv->do_sign($message);
  my $dsa_pub = Crypt::OpenSSL::DSA->read_pub_key( $filename );
  my $valid = $dsa_pub->do_verify($message, $sig_obj);
  my $r = $sig_obj->get_r;
  my $s = $sig_obj->get_s;
  my $sig_obj2 = Crypt::OpenSSL::DSA::Signature->new();
  $sig_obj2->set_r($r);
  $sig_obj2->set_s($s);
  my $valid = $dsa_pub->do_verify($message, $sig_obj2);

CLASS METHODS

$sig_obj = Crypt::OpenSSL::DSA::Signature->new();
Create a new DSA Signature Object. You will need to call set_r and set_s after you create this.

OBJECT METHODS

$r = $sig_obj->get_r;
Gets first member of signature pair.
$s = $sig_obj->get_s;
Gets second member of signature pair.
$r = $sig_obj->set_r;
Sets first member of signature pair.
$s = $sig_obj->set_s;
Sets second member of signature pair.

AUTHOR

T.J. Mather, <tjmather@maxmind.com>

SEE ALSO

Crypt::OpenSSL::DSA
2017-07-22 perl v5.26.0