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qa-tool/htdocs/oidc/phpseclib/Crypt/Common/Traits/Fingerprint.php

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+<?php
+
+/**
+ * Fingerprint Trait for Public Keys
+ *
+ * PHP version 5
+ *
+ * @author    Jim Wigginton <terrafrost@php.net>
+ * @copyright 2015 Jim Wigginton
+ * @license   http://www.opensource.org/licenses/mit-license.html  MIT License
+ * @link      http://phpseclib.sourceforge.net
+ */
+
+declare(strict_types=1);
+
+namespace phpseclib3\Crypt\Common\Traits;
+
+use phpseclib3\Crypt\Hash;
+
+/**
+ * Fingerprint Trait for Private Keys
+ *
+ * @author  Jim Wigginton <terrafrost@php.net>
+ */
+trait Fingerprint
+{
+    /**
+     * Returns the public key's fingerprint
+     *
+     * The public key's fingerprint is returned, which is equivalent to running `ssh-keygen -lf rsa.pub`. If there is
+     * no public key currently loaded, false is returned.
+     * Example output (md5): "c1:b1:30:29:d7:b8:de:6c:97:77:10:d7:46:41:63:87" (as specified by RFC 4716)
+     *
+     * @param string $algorithm The hashing algorithm to be used. Valid options are 'md5' and 'sha256'. False is returned
+     * for invalid values.
+     */
+    public function getFingerprint($algorithm = 'md5')
+    {
+        $type = self::validatePlugin('Keys', 'OpenSSH', 'savePublicKey');
+        if ($type === false) {
+            return false;
+        }
+        $key = $this->toString('OpenSSH', ['binary' => true]);
+        if ($key === false) {
+            return false;
+        }
+        switch ($algorithm) {
+            case 'sha256':
+                $hash = new Hash('sha256');
+                $base = base64_encode($hash->hash($key));
+                return substr($base, 0, strlen($base) - 1);
+            case 'md5':
+                return substr(chunk_split(md5($key), 2, ':'), 0, -1);
+            default:
+                return false;
+        }
+    }
+}

qa-tool/htdocs/oidc/phpseclib/Crypt/Common/Traits/PasswordProtected.php

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+<?php
+
+/**
+ * Password Protected Trait for Private Keys
+ *
+ * PHP version 5
+ *
+ * @author    Jim Wigginton <terrafrost@php.net>
+ * @copyright 2015 Jim Wigginton
+ * @license   http://www.opensource.org/licenses/mit-license.html  MIT License
+ * @link      http://phpseclib.sourceforge.net
+ */
+
+declare(strict_types=1);
+
+namespace phpseclib3\Crypt\Common\Traits;
+
+/**
+ * Password Protected Trait for Private Keys
+ *
+ * @author  Jim Wigginton <terrafrost@php.net>
+ */
+trait PasswordProtected
+{
+    /**
+     * @var string|null
+     */
+    private $password = null;
+
+    /**
+     * Sets the password
+     *
+     * Private keys can be encrypted with a password.  To unset the password, pass in the empty string or false.
+     * Or rather, pass in $password such that empty($password) && !is_string($password) is true.
+     *
+     * @see self::createKey()
+     * @see self::load()
+     *
+     * @return static
+     */
+    public function withPassword(?string $password = null): self
+    {
+        $new = clone $this;
+        $new->password = $password;
+        return $new;
+    }
+}