<?php
/**
- * @copyright Copyright (C) 2020, Friendica
+ * @copyright Copyright (C) 2010-2023, the Friendica project
*
* @license GNU AGPL version 3 or any later version
*
use Friendica\Core\Logger;
use Friendica\Core\System;
use Friendica\DI;
-use phpseclib\Crypt\RSA;
-use phpseclib\Math\BigInteger;
+use phpseclib3\Crypt\PublicKeyLoader;
/**
* Crypto class
return openssl_verify($data, $sig, $key, (($alg == 'sha1') ? OPENSSL_ALGO_SHA1 : $alg));
}
- /**
- /**
- * @param string $m modulo
- * @param string $e exponent
- * @return string
- */
- public static function meToPem($m, $e)
- {
- $rsa = new RSA();
- $rsa->loadKey([
- 'e' => new BigInteger($e, 256),
- 'n' => new BigInteger($m, 256)
- ]);
- return $rsa->getPublicKey();
- }
-
/**
* Transform RSA public keys to standard PEM output
*
*/
public static function rsaToPem(string $key)
{
- $publicKey = new RSA();
- $publicKey->setPublicKey($key);
-
- return $publicKey->getPublicKey(RSA::PUBLIC_FORMAT_PKCS8);
- }
-
- /**
- * Extracts the modulo and exponent reference from a public PEM key
- *
- * @param string $key public PEM key
- * @param string $modulus (ref) modulo reference
- * @param string $exponent (ref) exponent reference
- *
- * @return void
- */
- public static function pemToMe(string $key, &$modulus, &$exponent)
- {
- $publicKey = new RSA();
- $publicKey->loadKey($key);
- $publicKey->setPublicKey();
-
- $modulus = $publicKey->modulus->toBytes();
- $exponent = $publicKey->exponent->toBytes();
+ return (string)PublicKeyLoader::load($key);
}
/**
$result = openssl_pkey_new($openssl_options);
if (empty($result)) {
- Logger::log('new_keypair: failed');
+ Logger::notice('new_keypair: failed');
return false;
}
/**
* Encrypt a string with 'aes-256-cbc' cipher method.
- *
+ *
* Ported from Hubzilla: https://framagit.org/hubzilla/core/blob/master/include/crypto.php
- *
+ *
* @param string $data
* @param string $key The key used for encryption.
* @param string $iv A non-NULL Initialization Vector.
- *
+ *
* @return string|boolean Encrypted string or false on failure.
*/
private static function encryptAES256CBC($data, $key, $iv)
/**
* Decrypt a string with 'aes-256-cbc' cipher method.
- *
+ *
* Ported from Hubzilla: https://framagit.org/hubzilla/core/blob/master/include/crypto.php
- *
+ *
* @param string $data
* @param string $key The key used for decryption.
* @param string $iv A non-NULL Initialization Vector.
- *
+ *
* @return string|boolean Decrypted string or false on failure.
*/
private static function decryptAES256CBC($data, $key, $iv)
private static function encapsulateOther($data, $pubkey, $alg)
{
if (!$pubkey) {
- Logger::log('no key. data: '.$data);
+ Logger::notice('no key. data: '.$data);
}
$fn = 'encrypt' . strtoupper($alg);
if (method_exists(__CLASS__, $fn)) {
private static function encapsulateAes($data, $pubkey)
{
if (!$pubkey) {
- Logger::log('aes_encapsulate: no key. data: ' . $data);
+ Logger::notice('aes_encapsulate: no key. data: ' . $data);
}
$key = random_bytes(32);
// log the offending call so we can track it down
if (!openssl_public_encrypt($key, $k, $pubkey)) {
$x = debug_backtrace();
- Logger::log('aes_encapsulate: RSA failed. ' . print_r($x[0], true));
+ Logger::notice('aes_encapsulate: RSA failed.', ['data' => $x[0]]);
}
$result['alg'] = 'aes256cbc';