From a436da27e996004560f13185aabad2bf0476e912 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Christian=20L=C3=BCck?= <christian@clue.engineering>
Date: Sat, 4 Dec 2021 16:09:27 +0100
Subject: [PATCH] Avoid dependency on `ext-filter`

---
 src/SshSocksConnector.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/SshSocksConnector.php b/src/SshSocksConnector.php
index 886c19c..6f98436 100644
--- a/src/SshSocksConnector.php
+++ b/src/SshSocksConnector.php
@@ -78,7 +78,7 @@ public function __construct($uri, LoopInterface $loop = null)
         \parse_str(parse_url($uri, \PHP_URL_QUERY), $args);
         if (isset($args['bind'])) {
             $parts = parse_url('tcp://' . $args['bind']);
-            if (!isset($parts['scheme'], $parts['host'], $parts['port']) || \filter_var(\trim($parts['host'], '[]'), \FILTER_VALIDATE_IP) === false) {
+            if (!isset($parts['scheme'], $parts['host'], $parts['port']) || @\inet_pton(\trim($parts['host'], '[]')) === false) {
                 throw new \InvalidArgumentException('Invalid bind address given');
             }
             $this->bind = $args['bind'];