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端口扫描PHP实现代码

作者：黑客防线网安PHP维护基地来源：黑客防线网安PHP维护基地浏览次数：0

本篇关键词：代码实现扫描

黑客防线网安网讯：code: <?phpset_time_limit(0);error_reporting(0);echo "PHP Portscanner by TheMagician.\n\n";if($argc == 3){ if(strpos($argv[2], "-")) { $ports = explode("-", $argv[2]); }...

code: <?php

set_time_limit(0);
error_reporting(0);

echo "PHP Portscanner by TheMagician.\n\n";

if($argc == 3)
{
if(strpos($argv[2], "-"))
{
$ports = explode("-", $argv[2]);
}
else
{
$port = $argv[2];
}
$host = $argv[1];
}
else
{
echo "Syntax: php $argv[0] 127.0.0.1 1-65535\n";
exit;
}

while(true)
{
if(isset($ports))
{
    if($ports[0] < 1)
    {
      $start = 1;
    }
    else
    {
      $start = $ports[0];
    }
    if($ports[1] > 65535)
    {
      $end = 65535;
    }
    else
    {
      $end = $ports[1];
    }

    for($start; $start <= $end; $start++)
    {
      $sock = socket_create(AF_INET, SOCK_STREAM, SOL_TCP);
      if(socket_connect($sock, $host, $start))
      {
        echo "Port $start is open.\n";
        socket_close($sock);
      }
      else
      {
        echo "Port $start is not open.\n";
        socket_close($sock);
      }
    }
    break;
}
else
{
    $sock = socket_create(AF_INET, SOCK_STREAM, SOL_TCP);
    if(socket_connect($sock, $host, $port))
    {
      echo "Port $port is open.\n";
      socket_close($sock);
    }
    else
    {
      echo "Port $port is not open.\n";
      socket_close($sock);
    }
    break;
}
}