X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=src%2FUtil%2FCrypto.php;h=20ab9bc5288c19a28c4b16ea760d43c984b6930e;hb=9901d82fea19c86599fa431f5221eaeefcf03c04;hp=0187079e39d8087579c8c4478ba4ed4aab2c6b12;hpb=befc2af5043a3afde251721c0d27df695db1bb7e;p=friendica.git

diff --git a/src/Util/Crypto.php b/src/Util/Crypto.php
index 0187079e39..20ab9bc528 100644
--- a/src/Util/Crypto.php
+++ b/src/Util/Crypto.php
@@ -1,6 +1,6 @@
 <?php
 /**
- * @copyright Copyright (C) 2010-2021, the Friendica project
+ * @copyright Copyright (C) 2010-2023, the Friendica project
  *
  * @license GNU AGPL version 3 or any later version
  *
@@ -23,10 +23,8 @@ namespace Friendica\Util;
 
 use Friendica\Core\Hook;
 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
@@ -43,7 +41,7 @@ class Crypto
 	public static function rsaSign($data, $key, $alg = 'sha256')
 	{
 		if (empty($key)) {
-			Logger::warning('Empty key parameter', ['callstack' => System::callstack()]);
+			Logger::warning('Empty key parameter');
 		}
 		openssl_sign($data, $sig, $key, (($alg == 'sha1') ? OPENSSL_ALGO_SHA1 : $alg));
 		return $sig;
@@ -59,27 +57,11 @@ class Crypto
 	public static function rsaVerify($data, $sig, $key, $alg = 'sha256')
 	{
 		if (empty($key)) {
-			Logger::warning('Empty key parameter', ['callstack' => System::callstack()]);
+			Logger::warning('Empty key parameter');
 		}
 		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
 	 *
@@ -89,29 +71,7 @@ class Crypto
 	 */
 	public static function rsaToPem(string $key)
 	{
-		$rsa = new RSA();
-		$rsa->setPublicKey($key);
-
-		return $rsa->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)
-	{
-		$rsa = new RSA();
-		$rsa->loadKey($key);
-		$rsa->setPublicKey();
-
-		$modulus  = $rsa->modulus->toBytes();
-		$exponent = $rsa->exponent->toBytes();
+		return (string)PublicKeyLoader::load($key);
 	}
 
 	/**
@@ -134,7 +94,7 @@ class Crypto
 		$result = openssl_pkey_new($openssl_options);
 
 		if (empty($result)) {
-			Logger::log('new_keypair: failed');
+			Logger::notice('new_keypair: failed');
 			return false;
 		}
 
@@ -215,7 +175,7 @@ class Crypto
 	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__, $fn)) {
@@ -257,7 +217,7 @@ class Crypto
 	private static function encapsulateAes($data, $pubkey)
 	{
 		if (!$pubkey) {
-			Logger::log('aes_encapsulate: no key. data: ' . $data);
+			Logger::notice('aes_encapsulate: no key. data: ' . $data);
 		}
 
 		$key = random_bytes(32);
@@ -268,7 +228,7 @@ class Crypto
 		// log the offending call so we can track it down
 		if (!openssl_public_encrypt($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';