Scan Port : check the return of the fwrite #59

shevabam · Apr 3, 2018 · 050b1b6 · 050b1b6
1 parent 1d3a790
commit 050b1b6
Showing 1 changed file with 17 additions and 10 deletions.
diff --git a/libs/Utils/Misc.php b/libs/Utils/Misc.php
@@ -189,20 +189,27 @@ public static function scanPort($host, $port, $protocol = 'tcp', $timeout = 3)
 
             $write = fwrite($handle, 'x00');
 
-            $startTime = time();
+            if ($write === false)
+            {
+                return false;
+            }
+            else
+            {
+                $startTime = time();
 
-            $header = fread($handle, 1);
+                $header = fread($handle, 1);
 
-            $endTime = time();
+                $endTime = time();
 
-            $timeDiff = $endTime - $startTime; 
-
-            fclose($handle);
+                $timeDiff = $endTime - $startTime; 
+                
+                fclose($handle);
 
-            if ($timeDiff >= $timeout)
-                return true;
-            else
-                return false;
+                if ($timeDiff >= $timeout)
+                    return true;
+                else
+                    return false;
+            }
         }
 
         return false;