try to fix OPENSSL_assert(inl > 0)

2013-05-23 12:41:08 +08:00
parent 7e546bdff1
commit b71ef639bf
1 changed files with 2 additions and 0 deletions
--- a/encrypt.py
+++ b/encrypt.py
@ -166,4 +166,6 @@ class Encryptor(object):
                decipher_iv = buf[:decipher_iv_len]
                self.decipher = self.get_cipher(self.key, self.method, 0, iv=decipher_iv)
                buf = buf[decipher_iv_len:]
+                if len(buf) == 0:
+                    return buf
            return self.decipher.update(buf)