/**
*/
public function __toString()
{
$bytes = $this->message->to_bytes();
if (!strlen($this->_armor)) {
return $bytes;
}
return OpenPGP::enarmor($bytes, 'PGP ' . $this->_armor, array_merge($this->headers, array('Version' => $this->armorVersion)));
}
static function convert_key($packet, $private = false)
{
if (!is_object($packet)) {
$packet = OpenPGP_Message::parse($packet);
}
if ($packet instanceof OpenPGP_Message) {
$packet = $packet[0];
}
$mod = $packet->key['n'];
$exp = $packet->key['e'];
if ($private) {
$exp = $packet->key['d'];
}
if (!$exp) {
return NULL;
}
// Packet doesn't have needed data
$rsa = self::crypt_rsa_key($mod, $exp);
if ($private) {
if ($packet->key['p'] && $packet->key['q']) {
$rsa->primes = array($packet->key['p'], $packet->key['q']);
}
if ($packet->key['u']) {
$rsa->coefficients = array($packet->key['u']);
}
}
return $rsa;
}
function read()
{
$this->algorithm = ord($this->read_byte());
$this->data = $this->read_bytes($this->length);
switch ($this->algorithm) {
case 0:
$this->data = OpenPGP_Message::parse($this->data);
break;
case 1:
$this->data = OpenPGP_Message::parse(gzinflate($this->data));
break;
case 2:
$this->data = OpenPGP_Message::parse(gzuncompress($this->data));
break;
case 3:
$this->data = OpenPGP_Message::parse(bzdecompress($this->data));
break;
default:
/* TODO error? */
}
}
<?php
require_once dirname(__FILE__) . '/../lib/openpgp.php';
require_once dirname(__FILE__) . '/../lib/openpgp_crypt_rsa.php';
/* Parse secret key from STDIN, the key must not be password protected */
$wkey = OpenPGP_Message::parse(file_get_contents('php://stdin'));
$wkey = $wkey[0];
/* Create a new literal data packet */
$data = new OpenPGP_LiteralDataPacket('This is text.', array('format' => 'u', 'filename' => 'stuff.txt'));
/* Create a signer from the key */
$sign = new OpenPGP_Crypt_RSA($wkey);
/* The message is the signed data packet */
$m = $sign->sign($data);
/* Output the raw message bytes to STDOUT */
echo $m->to_bytes();
public static function decryptPacket($epacket, $symmetric_algorithm, $key)
{
list($cipher, $key_bytes, $key_block_bytes) = self::getCipher($symmetric_algorithm);
if (!$cipher) {
return null;
}
$cipher->setKey($key);
if ($epacket instanceof OpenPGP_IntegrityProtectedDataPacket) {
$padAmount = $key_block_bytes - strlen($epacket->data) % $key_block_bytes;
$data = substr($cipher->decrypt($epacket->data . str_repeat("", $padAmount)), 0, strlen($epacket->data));
$prefix = substr($data, 0, $key_block_bytes + 2);
$mdc = substr(substr($data, -22, 22), 2);
$data = substr($data, $key_block_bytes + 2, -22);
$mkMDC = hash("sha1", $prefix . $data . "Ó", true);
if ($mkMDC !== $mdc) {
return false;
}
try {
$msg = OpenPGP_Message::parse($data);
} catch (Exception $ex) {
$msg = null;
}
if ($msg) {
return $msg;
}
/* Otherwise keep trying */
} else {
// No MDC mean decrypt with resync
$iv = substr($epacket->data, 2, $key_block_bytes);
$edata = substr($epacket->data, $key_block_bytes + 2);
$padAmount = $key_block_bytes - strlen($edata) % $key_block_bytes;
$cipher->setIV($iv);
$data = substr($cipher->decrypt($edata . str_repeat("", $padAmount)), 0, strlen($edata));
try {
$msg = OpenPGP_Message::parse($data);
} catch (Exception $ex) {
$msg = null;
}
if ($msg) {
return $msg;
}
/* Otherwise keep trying */
}
return null;
/* Failed */
}
<?php
// USAGE: php examples/deASCIIdeCrypt.php secretkey.asc password message.asc
// This will fail if the algo on key or message is not 3DES or AES
require_once dirname(__FILE__) . '/../lib/openpgp.php';
require_once dirname(__FILE__) . '/../lib/openpgp_crypt_rsa.php';
require_once dirname(__FILE__) . '/../lib/openpgp_crypt_symmetric.php';
$keyASCII = file_get_contents($argv[1]);
$msgASCII = file_get_contents($argv[3]);
$keyEncrypted = OpenPGP_Message::parse(OpenPGP::unarmor($keyASCII, 'PGP PRIVATE KEY BLOCK'));
// Try each secret key packet
foreach ($keyEncrypted as $p) {
if (!$p instanceof OpenPGP_SecretKeyPacket) {
continue;
}
$key = OpenPGP_Crypt_Symmetric::decryptSecretKey($argv[2], $p);
$msg = OpenPGP_Message::parse(OpenPGP::unarmor($msgASCII, 'PGP MESSAGE'));
$decryptor = new OpenPGP_Crypt_RSA($key);
$decrypted = $decryptor->decrypt($msg);
var_dump($decrypted);
}
public function testEncryptAsymmetric()
{
$key = OpenPGP_Message::parse(file_get_contents(dirname(__FILE__) . '/data/helloKey.gpg'));
$data = new OpenPGP_LiteralDataPacket('This is text.', array('format' => 'u', 'filename' => 'stuff.txt'));
$encrypted = OpenPGP_Crypt_Symmetric::encrypt($key, new OpenPGP_Message(array($data)));
$decryptor = new OpenPGP_Crypt_RSA($key);
$decrypted = $decryptor->decrypt($encrypted);
$this->assertEquals($decrypted[0]->data, 'This is text.');
}
<?php
require_once dirname(__FILE__) . '/../lib/openpgp.php';
require_once dirname(__FILE__) . '/../lib/openpgp_crypt_rsa.php';
/* Parse public key from STDIN */
$wkey = OpenPGP_Message::parse(file_get_contents('php://stdin'));
/* Parse signed message from file named "t" */
$m = OpenPGP_Message::parse(file_get_contents('t'));
/* Create a verifier for the key */
$verify = new OpenPGP_Crypt_RSA($wkey);
/* Dump verification information to STDOUT */
var_dump($verify->verify($m));
<?php
require_once dirname(__FILE__) . '/../lib/openpgp.php';
require_once dirname(__FILE__) . '/../lib/openpgp_crypt_rsa.php';
require_once dirname(__FILE__) . '/../lib/openpgp_crypt_symmetric.php';
$key = OpenPGP_Message::parse(file_get_contents(dirname(__FILE__) . '/../tests/data/helloKey.gpg'));
$data = new OpenPGP_LiteralDataPacket('This is text.', array('format' => 'u', 'filename' => 'stuff.txt'));
$encrypted = OpenPGP_Crypt_Symmetric::encrypt($key, new OpenPGP_Message(array($data)));
// Now decrypt it with the same key
$decryptor = new OpenPGP_Crypt_RSA($key);
$decrypted = $decryptor->decrypt($encrypted);
var_dump($decrypted);
public function signDocument()
{
$document = new \StdClass();
foreach ($this->resourceData as $term => $value) {
$document->{$term} = $this->normalizeData($value);
}
unset($document->digital_signature);
unset($document->_id);
unset($document->_rev);
unset($document->doc_id);
unset($document->publishing_node);
unset($document->update_timestamp);
unset($document->node_timestamp);
unset($document->create_timestamp);
$bencoder = new \LearningRegistry\Bencode\LearningRegistryBencodeEncoderTrial();
$document = (array) $document;
$bencodedDocument = utf8_encode($bencoder->encode($document));
$hashedDocument = hash('SHA256', $bencodedDocument);
global $loader;
if (!isset($loader)) {
$loader = $this->getLoader();
}
spl_autoload_unregister(array($loader, 'loadClass'));
require_once dirname(__FILE__) . '/../OpenPGP/openpgp.php';
require_once dirname(__FILE__) . '/../OpenPGP/openpgp_crypt_rsa.php';
require_once dirname(__FILE__) . '/../OpenPGP/openpgp_crypt_symmetric.php';
$keyASCII = $this->getKey();
$keyEncrypted = \OpenPGP_Message::parse(\OpenPGP::unarmor($keyASCII, 'PGP PRIVATE KEY BLOCK'));
foreach ($keyEncrypted as $p) {
if (!$p instanceof \OpenPGP_SecretKeyPacket) {
continue;
}
$key = \OpenPGP_Crypt_Symmetric::decryptSecretKey($this->getPassPhrase(), $p);
}
$data = new \OpenPGP_LiteralDataPacket($hashedDocument, array('format' => 'u'));
$sign = new \OpenPGP_Crypt_RSA($key);
$m = $sign->sign($data);
$packets = $m->signatures()[0];
$message = "-----BEGIN PGP SIGNED MESSAGE-----\nHash: SHA256\n\n";
$message .= $packets[0]->data . "\n";
$message .= "-----BEGIN PGP SIGNATURE-----\n\n";
$signed_data = str_replace("-----BEGIN -----", "", str_replace("-----END -----", "", \OpenPGP::enarmor($packets[1][0]->to_bytes(), "")));
$signature = str_split(trim($signed_data), 65);
foreach ($signature as $line) {
$message .= $line . "\n";
}
$message .= "-----END PGP SIGNATURE-----\n";
$this->setSigFields(array('signature' => $message, 'key_owner' => $this->getKeyOwner(), 'key_location' => array($this->getPublicKeyPath()), 'signing_method' => "LR-PGP.1.0"));
spl_autoload_register(array($loader, 'loadClass'));
$this->document = $this->createDocument();
}
public function oneFingerprint($path, $kf)
{
$m = OpenPGP_Message::parse(file_get_contents(dirname(__FILE__) . '/data/' . $path));
$this->assertEquals($m[0]->fingerprint(), $kf);
}
