text: <?php
  /**
   * Base HTTP transport
   *
   * @package Requests
   * @subpackage Transport
   */
  
  /**
   * Base HTTP transport
   *
   * @package Requests
   * @subpackage Transport
   */
  interface Requests_Transport {
  	/**
  	 * Perform a request
  	 *
  	 * @param string $url URL to request
  	 * @param array $headers Associative array of request headers
  	 * @param string|array $data Data to send either as the POST body, or as parameters in the URL for a GET/HEAD
  	 * @param array $options Request options, see {@see Requests::response()} for documentation
  	 * @return string Raw HTTP result
  	 */
  	public function request($url, $headers = array(), $data = array(), $options = array());
  
  	/**
  	 * Send multiple requests simultaneously
  	 *
  	 * @param array $requests Request data (array of 'url', 'headers', 'data', 'options') as per {@see Requests_Transport::request}
  	 * @param array $options Global options, see {@see Requests::response()} for documentation
  	 * @return array Array of Requests_Response objects (may contain Requests_Exception or string responses as well)
  	 */
  	public function request_multiple($requests, $options);
  
  	/**
  	 * Self-test whether the transport can be used
  	 * @return bool
  	 */
  	public static function test();
  }