<?php // -*- coding: utf-8 -*- /** * Interface BackWPup_Destination_Downloader_Service_Interface. */ interface BackWPup_Destination_Downloader_Interface { /** * Download part of the backup file. * * @param int $start_byte * @param int $end_byte * * @throws Exception in case something went wrong */ public function download_chunk($start_byte, $end_byte); /** * Calculated the size of the source file. * * @return int */ public function calculate_size(); }
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