Fix generation of Blowfish-based password hashes (#1490184)

Aleksander Machniak

2014-12-09 ef29ac433939dc3a994540e063f410554e38a0b2

 plugins/password/drivers/sql.php

@@ -66,8 +66,10 @@
                $len = 2;
                break;
            case 'blowfish':
                $len = 22;
                $salt_hashindicator = '$2a$';
                $cost = (int) $rcmail->config->get('password_blowfish_cost');
                $cost = $cost < 4 || $cost > 31 ? 12 : $cost;
                $len  = 22;
                $salt_hashindicator = sprintf('$2a$%02d$', $cost);
                break;
            case 'sha256':
                $len = 16;