7644950b48
* enhance the app development experience - you can look up the method introduction right inside the code without searching via git blame * easier to write apps for multiple versions
121 lines
3.3 KiB
PHP
121 lines
3.3 KiB
PHP
<?php
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/**
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* @author Björn Schießle <schiessle@owncloud.com>
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*
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* @copyright Copyright (c) 2015, ownCloud, Inc.
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* @license AGPL-3.0
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*
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* This code is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License, version 3,
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* as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License, version 3,
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* along with this program. If not, see <http://www.gnu.org/licenses/>
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*
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*/
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namespace OCP\Encryption;
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/**
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* Interface IEncryptionModule
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*
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* @package OCP\Encryption
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* @since 8.1.0
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*/
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interface IEncryptionModule {
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/**
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* @return string defining the technical unique id
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* @since 8.1.0
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*/
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public function getId();
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/**
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* In comparison to getKey() this function returns a human readable (maybe translated) name
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*
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* @return string
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* @since 8.1.0
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*/
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public function getDisplayName();
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/**
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* start receiving chunks from a file. This is the place where you can
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* perform some initial step before starting encrypting/decrypting the
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* chunks
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*
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* @param string $path to the file
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* @param string $user who read/write the file (null for public access)
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* @param array $header contains the header data read from the file
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* @param array $accessList who has access to the file contains the key 'users' and 'public'
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*
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* $return array $header contain data as key-value pairs which should be
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* written to the header, in case of a write operation
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* or if no additional data is needed return a empty array
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* @since 8.1.0
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*/
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public function begin($path, $user, array $header, array $accessList);
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/**
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* last chunk received. This is the place where you can perform some final
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* operation and return some remaining data if something is left in your
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* buffer.
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*
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* @param string $path to the file
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* @return string remained data which should be written to the file in case
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* of a write operation
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* @since 8.1.0
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*/
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public function end($path);
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/**
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* encrypt data
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*
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* @param string $data you want to encrypt
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* @return mixed encrypted data
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* @since 8.1.0
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*/
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public function encrypt($data);
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/**
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* decrypt data
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*
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* @param string $data you want to decrypt
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* @return mixed decrypted data
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* @since 8.1.0
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*/
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public function decrypt($data);
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/**
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* update encrypted file, e.g. give additional users access to the file
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*
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* @param string $path path to the file which should be updated
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* @param string $uid of the user who performs the operation
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* @param array $accessList who has access to the file contains the key 'users' and 'public'
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* @return boolean
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* @since 8.1.0
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*/
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public function update($path, $uid, array $accessList);
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/**
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* should the file be encrypted or not
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*
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* @param string $path
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* @return boolean
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* @since 8.1.0
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*/
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public function shouldEncrypt($path);
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/**
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* get size of the unencrypted payload per block.
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* ownCloud read/write files with a block size of 8192 byte
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*
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* @return integer
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* @since 8.1.0
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*/
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public function getUnencryptedBlockSize();
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}
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