Create RSA.php

Author: mouyong

src/Utils/RSA.php

@@ -0,0 +1,24 @@
+<?php
+
+namespace ZhenMu\Support\Utils;
+
+class RSA
+{
+    public static function generate($config = [])
+    {
+        $config = array_merge(array(
+            'private_key_bits' => 2048,
+            'private_key_type' => OPENSSL_KEYTYPE_RSA,
+        ), $config);
+
+        $privateKeyObj = openssl_pkey_new($config);
+
+        $publicKey = openssl_pkey_get_details($privateKeyObj)['key'];
+        openssl_pkey_export($privateKeyObj, $privateKey);
+
+        return [
+            'publicKey' => $publicKey,
+            'privateKey' => $privateKey,
+        ];
+    }
+}