From e9553f40ad88101094e536e85598e370115f1050 Mon Sep 17 00:00:00 2001
From: lightray22 <lightray22@raybeck.org>
Date: Sun, 21 Feb 2021 20:12:26 +0000
Subject: [PATCH 1/3] fix undefined index notice in stream touch()

---
 phpseclib/Net/SFTP/Stream.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/phpseclib/Net/SFTP/Stream.php b/phpseclib/Net/SFTP/Stream.php
index 89a0e59b2..9d736587a 100644
--- a/phpseclib/Net/SFTP/Stream.php
+++ b/phpseclib/Net/SFTP/Stream.php
@@ -447,7 +447,7 @@ private function _stream_metadata($path, $option, $var)
         //     and https://github.com/php/php-src/blob/master/main/php_streams.h#L592
         switch ($option) {
             case 1: // PHP_STREAM_META_TOUCH
-                return $this->sftp->touch($path, $var[0], $var[1]);
+                return $this->sftp->touch($path, $var[0] ?? null, $var[1] ?? null);
             case 2: // PHP_STREAM_OWNER_NAME
             case 3: // PHP_STREAM_GROUP_NAME
                 return false;

From 0cb9e4776353e444e5467a7d456290e0cdf3fc65 Mon Sep 17 00:00:00 2001
From: lightray22 <lightray22@raybeck.org>
Date: Sun, 21 Feb 2021 21:14:49 +0000
Subject: [PATCH 2/3] fix for PHP 5

---
 phpseclib/Net/SFTP/Stream.php | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/phpseclib/Net/SFTP/Stream.php b/phpseclib/Net/SFTP/Stream.php
index 9d736587a..fde41d9fd 100644
--- a/phpseclib/Net/SFTP/Stream.php
+++ b/phpseclib/Net/SFTP/Stream.php
@@ -447,7 +447,11 @@ private function _stream_metadata($path, $option, $var)
         //     and https://github.com/php/php-src/blob/master/main/php_streams.h#L592
         switch ($option) {
             case 1: // PHP_STREAM_META_TOUCH
-                return $this->sftp->touch($path, $var[0] ?? null, $var[1] ?? null);
+            {
+                $time = isset($var[0]) ? $var[0] : null;
+                $atime = isset($var[1]) ? $var[1] : null;
+                return $this->sftp->touch($path, $time, $atime);
+            }
             case 2: // PHP_STREAM_OWNER_NAME
             case 3: // PHP_STREAM_GROUP_NAME
                 return false;

From fdd01a5756090af8a48a4813a0d221ca727ac61a Mon Sep 17 00:00:00 2001
From: lightray22 <lightray22@raybeck.org>
Date: Sun, 21 Feb 2021 22:12:31 +0000
Subject: [PATCH 3/3] remove curly braces

---
 phpseclib/Net/SFTP/Stream.php | 2 --
 1 file changed, 2 deletions(-)

diff --git a/phpseclib/Net/SFTP/Stream.php b/phpseclib/Net/SFTP/Stream.php
index fde41d9fd..ccbc09ac0 100644
--- a/phpseclib/Net/SFTP/Stream.php
+++ b/phpseclib/Net/SFTP/Stream.php
@@ -447,11 +447,9 @@ private function _stream_metadata($path, $option, $var)
         //     and https://github.com/php/php-src/blob/master/main/php_streams.h#L592
         switch ($option) {
             case 1: // PHP_STREAM_META_TOUCH
-            {
                 $time = isset($var[0]) ? $var[0] : null;
                 $atime = isset($var[1]) ? $var[1] : null;
                 return $this->sftp->touch($path, $time, $atime);
-            }
             case 2: // PHP_STREAM_OWNER_NAME
             case 3: // PHP_STREAM_GROUP_NAME
                 return false;