Postman/Postman-Mail/google-api-php-client-1.1.2/src/Google/Signer/Abstract.php


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<?php
/*
 * Copyright 2011 Google Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/**
 * Signs data.
 *
 * @author Brian Eaton <beaton@google.com>
 */
abstract class Postman_Google_Signer_Abstract
{
  /**
   * Signs data, returns the signature as binary data.
   */
  abstract public function sign($data);
}