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2024-08-05 22:57:28 +08:00
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+<?php
+
+/*
+ * This file is part of the Acme PHP project.
+ *
+ * (c) Titouan Galopin <galopintitouan@gmail.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace AcmePhp\Ssl\Generator;
+
+use AcmePhp\Ssl\Exception\KeyGenerationException;
+use AcmePhp\Ssl\Exception\KeyPairGenerationException;
+use AcmePhp\Ssl\PrivateKey;
+
+trait OpensslPrivateKeyGeneratorTrait
+{
+    private function generatePrivateKeyFromOpensslOptions(array $opensslOptions): PrivateKey
+    {
+        $resource = openssl_pkey_new($opensslOptions);
+
+        if (!$resource) {
+            throw new KeyGenerationException(sprintf('OpenSSL key creation failed during generation with error: %s', openssl_error_string()));
+        }
+        if (!openssl_pkey_export($resource, $privateKey)) {
+            throw new KeyPairGenerationException(sprintf('OpenSSL key export failed during generation with error: %s', openssl_error_string()));
+        }
+
+        // PHP 8 automatically frees the key instance and deprecates the function
+        if (\PHP_VERSION_ID < 80000) {
+            openssl_free_key($resource);
+        }
+
+        return new PrivateKey($privateKey);
+    }
+}