Online PHP editor | output for Wh5Pp

@ 2015-12-14T15:22:52Z

<?php
    class Foo {
      protected $mcrypt_cipher = MCRYPT_RIJNDAEL_128;
      protected $mcrypt_mode = MCRYPT_MODE_CBC;

      public function decrypt($key, $iv, $encrypted)
      {
        return mcrypt_decrypt($this->mcrypt_cipher, $key, base64_decode($encrypted), $this->mcrypt_mode, $iv);
      }

      public function encrypt($key, $iv, $password)
      {
        $block = mcrypt_get_block_size(MCRYPT_RIJNDAEL_128, MCRYPT_MODE_ECB);
          $padding = $block - (strlen($password) % $block);
          $password .= str_repeat(chr($padding), $padding);
        return mcrypt_encrypt($this->mcrypt_cipher, $key, $password, $this->mcrypt_mode, $iv);
      }
    }
    $foo = new Foo;
    $pass = 'p@ss';
    $salt = 's@1t';

    $key = PBKDF1($pass, $salt, 2, 32);

    $iv = "@1B2c3D4e5F6g7H8";

    $encrypted = $foo->encrypt($key,$iv,'test@123');

    $encrypted = base64_encode($encrypted);

    echo 'Encrypted: '.$encrypted.'</br>';
    echo 'Decrypted: '.$foo->decrypt($key, $iv, $encrypted);



    function PBKDF1($pass, $salt, $count, $cb)
    {
      static $base;
      static $extra;
      static $extracount= 0;
      static $hashno;
      static $state = 0;

      if ($state == 0)
      {
        $hashno = 0;
        $state = 1;

        $key = $pass . $salt;
        $base = sha1($key, true);
        for($i = 2; $i < $count; $i++)
        {
          $base = sha1($base, true);
        }
      }

      $result = "";

      if ($extracount > 0)
      {
        $rlen = strlen($extra) - $extracount;
        if ($rlen >= $cb)
        {
          $result = substr($extra, $extracount, $cb);
          if ($rlen > $cb)
          {
            $extracount += $cb;
          }
          else
          {
            $extra = null;
            $extracount = 0;
          }
          return $result;
        }
        $result = substr($extra, $rlen, $rlen);
      }

      $current = "";
      $clen = 0;
      $remain = $cb - strlen($result);
      while ($remain > $clen)
      {
        if ($hashno == 0)
        {
          $current = sha1($base, true);
        }
        else if ($hashno < 1000)
        {
          $n = sprintf("%d", $hashno);
          $tmp = $n . $base;
          $current .= sha1($tmp, true);
        }
        $hashno++;
        $clen = strlen($current);     
      }

      // $current now holds at least as many bytes as we need
      $result .= substr($current, 0, $remain);

      // Save any left over bytes for any future requests
      if ($clen > $remain)
      {
        $extra = $current;
        $extracount = $remain;
      }

      return $result; 
    }

Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6: Fatal error: Uncaught Error: Undefined constant "MCRYPT_RIJNDAEL_128" in /in/Wh5Pp:19 Stack trace: #0 {main} thrown in /in/Wh5Pp on line 19
Process exited with code 255.
Output for 8.3.5: Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 Fatal error: Uncaught Error: Undefined constant "MCRYPT_RIJNDAEL_128" in /in/Wh5Pp:19 Stack trace: #0 {main} thrown in /in/Wh5Pp on line 19
Process exited with code 255.
Output for 7.2.6 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33: Warning: Use of undefined constant MCRYPT_RIJNDAEL_128 - assumed 'MCRYPT_RIJNDAEL_128' (this will throw an Error in a future version of PHP) in /in/Wh5Pp on line 19 Warning: Use of undefined constant MCRYPT_MODE_CBC - assumed 'MCRYPT_MODE_CBC' (this will throw an Error in a future version of PHP) in /in/Wh5Pp on line 19 Fatal error: Uncaught Error: Call to undefined function mcrypt_get_block_size() in /in/Wh5Pp:13 Stack trace: #0 /in/Wh5Pp(27): Foo->encrypt('\xFA\xBF\xD8-N\x1Db\x10\xFB\xEF\x9A\xF7\n\x0F\x84...', '@1B2c3D4e5F6g7H...', 'test@123') #1 {main} thrown in /in/Wh5Pp on line 13
Process exited with code 255.
Output for 7.0.6 - 7.0.20, 7.1.0 - 7.1.20: Notice: Use of undefined constant MCRYPT_RIJNDAEL_128 - assumed 'MCRYPT_RIJNDAEL_128' in /in/Wh5Pp on line 19 Notice: Use of undefined constant MCRYPT_MODE_CBC - assumed 'MCRYPT_MODE_CBC' in /in/Wh5Pp on line 19 Fatal error: Uncaught Error: Call to undefined function mcrypt_get_block_size() in /in/Wh5Pp:13 Stack trace: #0 /in/Wh5Pp(27): Foo->encrypt('\xFA\xBF\xD8-N\x1Db\x10\xFB\xEF\x9A\xF7\n\x0F\x84...', '@1B2c3D4e5F6g7H...', 'test@123') #1 {main} thrown in /in/Wh5Pp on line 13
Process exited with code 255.
Output for 5.5.24 - 5.5.34, 5.6.8 - 5.6.20, 7.0.0 - 7.0.5: Encrypted: miF7Ydzk1hfrCadxvii9GA==</br>Decrypted: test@123
Output for 5.5.35, 5.6.21: Notice: Use of undefined constant MCRYPT_RIJNDAEL_128 - assumed 'MCRYPT_RIJNDAEL_128' in /in/Wh5Pp on line 19 Notice: Use of undefined constant MCRYPT_MODE_CBC - assumed 'MCRYPT_MODE_CBC' in /in/Wh5Pp on line 19 Fatal error: Call to undefined function mcrypt_get_block_size() in /in/Wh5Pp on line 13
Process exited with code 255.

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