name : PipesInterface.php <?php /* * This file is part of the Symfony package. * * (c) Fabien Potencier <fabien@symfony.com> * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Symfony\Component\Process\Pipes; /** * PipesInterface manages descriptors and pipes for the use of proc_open. * * @author Romain Neutron <imprec@gmail.com> * * @internal */ interface PipesInterface { public const CHUNK_SIZE = 16384; /** * Returns an array of descriptors for the use of proc_open. */ public function getDescriptors(): array; /** * Returns an array of filenames indexed by their related stream in case these pipes use temporary files. * * @return string[] */ public function getFiles(): array; /** * Reads data in file handles and pipes. * * @param bool $blocking Whether to use blocking calls or not * @param bool $close Whether to close pipes if they've reached EOF * * @return string[] An array of read data indexed by their fd */ public function readAndWrite(bool $blocking, bool $close = false): array; /** * Returns if the current state has open file handles or pipes. */ public function areOpen(): bool; /** * Returns if pipes are able to read output. */ public function haveReadSupport(): bool; /** * Closes file handles and pipes. */ public function close(): void; }