basic diaspora decryption

1 files changed, 16 insertions, 1 deletions

diff --git a/boot.php b/boot.php
index 68cda3bf2..5d4f54769 100644
--- a/boot.php
+++ b/boot.php
@@ -2969,4 +2969,19 @@ function generate_guid() {
 			$found = false;
 	} while ($found == true );
 	return $guid;
-}
\ No newline at end of file
+}
+
+
+function pkcs5_pad ($text, $blocksize)
+{
+    $pad = $blocksize - (strlen($text) % $blocksize);
+    return $text . str_repeat(chr($pad), $pad);
+}
+
+function pkcs5_unpad($text)
+{
+    $pad = ord($text{strlen($text)-1});
+    if ($pad > strlen($text)) return false;
+    if (strspn($text, chr($pad), strlen($text) - $pad) != $pad) return false;
+    return substr($text, 0, -1 * $pad);
+}