<?php namespace Aws\Token; use Psr\Http\Message\RequestInterface; /** * Interface used to provide interchangeable strategies for adding authorization * to requests using the various AWS signature protocols. */ interface TokenAuthorization { /** * Adds the specified token to a request by adding the required headers. * * @param RequestInterface $request Request to sign * @param TokenInterface $token Token * * @return RequestInterface Returns the modified request. */ public function authorizeRequest( RequestInterface $request, TokenInterface $token ); }