From 7ba006ccdc963da127e985005124d48d700f6d78 Mon Sep 17 00:00:00 2001
From: terrafrost <terrafrost@php.net>
Date: Sun, 7 Oct 2012 18:53:26 -0500
Subject: [PATCH] Add getSize() function to Crypt_RSA

---
 phpseclib/Crypt/RSA.php | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/phpseclib/Crypt/RSA.php b/phpseclib/Crypt/RSA.php
index a30ca152..567cbff8 100644
--- a/phpseclib/Crypt/RSA.php
+++ b/phpseclib/Crypt/RSA.php
@@ -1228,6 +1228,19 @@ class Crypt_RSA {
         }
     }
 
+    /**
+     * Returns the key size
+     *
+     * More specifically, this returns the size of the modulo in bits.
+     *
+     * @access public
+     * @return Integer
+     */
+    function getSize()
+    {
+        return !isset($this->modulus) ? 0 : strlen($this->modulus->toBits());
+    }
+
     /**
      * Start Element Handler
      *