Online PHP editor | refs for QR6ev

<?php /** * noop filter class for demonstration */ class stream_sigsegv extends php_user_filter { /** * @var resource */ private $filterHandle; /** * @param resource $filterHandle */ public function __construct($filterHandle) { $this->filterHandle = $filterHandle; } /** * @return int */ public function filter($in, $out, &$consumed, $closing) { while ($bucket = stream_bucket_make_writeable($in)) { $consumed += $bucket->datalen; stream_bucket_append($out, $bucket); } return PSFS_PASS_ON; } public function __destruct() { if (is_resource($this->filterHandle)) { stream_filter_remove($this->filterHandle); } } } $filterName = $filterClass = 'stream_sigsegv'; stream_filter_register($filterName, $filterClass); $handle = fopen('php://temp', 'rb'); $filterHandle = stream_filter_append($handle, $filterName, STREAM_FILTER_READ); assert(false !== $filterHandle, 'append filter success'); $foo = new stream_sigsegv($filterHandle); fclose($handle); # Process finished with exit code 139 (interrupted by signal 11: SIGSEGV)