43 lines
1.5 KiB
PHP
43 lines
1.5 KiB
PHP
<?php
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/*
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* Copyright 2019 Google LLC
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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namespace WPMailSMTP\Vendor\Google\Auth;
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/**
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* Describes a class which supports signing arbitrary strings.
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*/
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interface SignBlobInterface extends \WPMailSMTP\Vendor\Google\Auth\FetchAuthTokenInterface
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{
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/**
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* Sign a string using the method which is best for a given credentials type.
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*
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* @param string $stringToSign The string to sign.
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* @param bool $forceOpenssl Require use of OpenSSL for local signing. Does
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* not apply to signing done using external services. **Defaults to**
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* `false`.
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* @return string The resulting signature. Value should be base64-encoded.
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*/
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public function signBlob($stringToSign, $forceOpenssl = \false);
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/**
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* Returns the current Client Name.
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*
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* @param callable $httpHandler callback which delivers psr7 request, if
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* one is required to obtain a client name.
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* @return string
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*/
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public function getClientName(callable $httpHandler = null);
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}
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