public void decrypt(long[] buffer) {

            int nLen = buffer.length;
            for (int nI = 0; nI < nLen; nI++)
            {
                buffer[nI] = decryptBlock(buffer[nI]);
            }
        }
decrypts a long buffer to itself
@param buffer buffer to decrypt
xmppserver/src/main/java/org/jivesoftware/util/Blowfish.java