Viel neues

qa-tool/htdocs/oidc/phpseclib/System/SSH/Common/Traits/ReadBytes.php

@@ -0,0 +1,43 @@
+<?php
+
+/**
+ * ReadBytes trait
+ *
+ * PHP version 5
+ *
+ * @author    Jim Wigginton <terrafrost@php.net>
+ * @copyright 2015 Jim Wigginton
+ * @license   http://www.opensource.org/licenses/mit-license.html  MIT License
+ * @link      http://phpseclib.sourceforge.net
+ */
+
+declare(strict_types=1);
+
+namespace phpseclib3\System\SSH\Common\Traits;
+
+use phpseclib3\Exception\RuntimeException;
+
+/**
+ * ReadBytes trait
+ *
+ * @author  Jim Wigginton <terrafrost@php.net>
+ */
+trait ReadBytes
+{
+    /**
+     * Read data
+     *
+     * @throws RuntimeException on connection errors
+     */
+    public function readBytes(int $length): string
+    {
+        $temp = fread($this->fsock, $length);
+        if ($temp === false) {
+            throw new RuntimeException('\fread() failed.');
+        }
+        if (strlen($temp) !== $length) {
+            throw new RuntimeException("Expected $length bytes; got " . strlen($temp));
+        }
+        return $temp;
+    }
+}