File extractcerts.pl of Package openssl-certs

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File extractcerts.pl of Package openssl-certs

#!/usr/bin/perl -w
# 
# ***** BEGIN LICENSE BLOCK *****
# Version: MPL 1.1/GPL 2.0/LGPL 2.1
#
# The contents of this file are subject to the Mozilla Public License Version
# 1.1 (the "License"); you may not use this file except in compliance with
# the License. You may obtain a copy of the License at
# http://www.mozilla.org/MPL/
#
# Software distributed under the License is distributed on an "AS IS" basis,
# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
# for the specific language governing rights and limitations under the
# License.
#
# The Original Code is the Netscape security libraries.
#
# The Initial Developer of the Original Code is
# Netscape Communications Corporation.
# Portions created by the Initial Developer are Copyright (C) 1994-2000
# the Initial Developer. All Rights Reserved.
#
# Contributor(s):
#
# Alternatively, the contents of this file may be used under the terms of
# either the GNU General Public License Version 2 or later (the "GPL"), or
# the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
# in which case the provisions of the GPL or the LGPL are applicable instead
# of those above. If you wish to allow use of your version of this file only
# under the terms of either the GPL or the LGPL, and not to allow others to
# use your version of this file under the terms of the MPL, indicate your
# decision by deleting the provisions above and replace them with the notice
# and other provisions required by the GPL or the LGPL. If you do not delete
# the provisions above, a recipient may use your version of this file under
# the terms of any one of the MPL, the GPL or the LGPL.
#
# ***** END LICENSE BLOCK *****
use strict;
use bytes;

my $count = 0;
my @certificates = ();
my %trusts = ();
my $object = undef;

sub handle_object($)
{
  my $object = shift;
  return unless $object;
  if($object->{'CKA_CLASS'} eq 'CKO_CERTIFICATE' && $object->{'CKA_CERTIFICATE_TYPE'} eq 'CKC_X_509') {
    push @certificates, $object;
  } elsif ($object->{'CKA_CLASS'} eq 'CKO_NETSCAPE_TRUST') {
    my $label = $object->{'CKA_LABEL'};
    die "$label exists" if exists($trusts{$label});
    $trusts{$label} = $object;
  } else {
    print STDERR "class ", $object->{'CKA_CLASS'} ," not handled\n";
  }
}

while(<>) {
  my @fields = ();

s/^((?:[^"#]+|"[^"]*")*)(\s*#.*$)/$1/;
  next if (/^\s*$/);

if( /(^CVS_ID\s+)(.*)/ ) {
    next;
  }

# This was taken from the perl faq #4.
  my $text = $_;
  push(@fields, $+) while $text =~ m{
      "([^\"\\]*(?:\\.[^\"\\]*)*)"\s?  # groups the phrase inside the quotes
    | ([^\s]+)\s?
    | \s
  }gx;
  push(@fields, undef) if substr($text,-1,1) eq '\s';

if( $fields[0] =~ /BEGINDATA/ ) {
    next;
  }

if( $fields[1] =~ /MULTILINE/ ) {
    $fields[2] = "";
    while(<>) {
      last if /END/;
      chomp;
      $fields[2] .= $_;
    }
  }

if( $fields[0] =~ /CKA_CLASS/ ) {
    $count++;
    handle_object($object);
    $object = {};
  }

$object->{$fields[0]} = $fields[2];
}
handle_object($object);

use MIME::Base64;
for my $cert (@certificates) {
  my $file = $cert->{'CKA_LABEL'};
  if(!exists($trusts{$file})) {
    print STDERR "NO TRUST: $file\n";
    next;
  }
  # check trust. We only include certificates that are trusted for identifying
  # web sites
  my $trust = $trusts{$file};
  if($trust->{'CKA_TRUST_SERVER_AUTH'} ne 'CKT_NETSCAPE_TRUSTED_DELEGATOR') {
    my $t = $trust->{'CKA_TRUST_SERVER_AUTH'};
    $t =~ s/CKT_NETSCAPE_//;
    print STDERR "$t: $file\n";
    next;
  }

$file =~ s/[^[:alnum:]]/_/g;
  $file .= '.pem';
  open (O, '>', $file);
  print "$file\n";
  my $value = $cert->{'CKA_VALUE'};
  my $enc = '';
  $enc .= pack("C", oct($+)) while $value =~ /\G\\([0-3][0-7][0-7])/g;
  print O "-----BEGIN CERTIFICATE-----\n";
  print O encode_base64($enc);
  print O "-----END CERTIFICATE-----\n";
  close O;
}

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File extractcerts.pl of Package openssl-certs

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