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   1  <?php
   2  /*
   3   * This file is part of the PHPASN1 library.
   4   *
   5   * Copyright © Friedrich Große <[email protected]>
   6   *
   7   * For the full copyright and license information, please view the LICENSE
   8   * file that was distributed with this source code.
   9   */
  10  
  11  namespace FG\ASN1;
  12  
  13  class UnknownConstructedObject extends Construct
  14  {
  15      private $identifier;
  16      private $contentLength;
  17  
  18      /**
  19       * @param string $binaryData
  20       * @param int $offsetIndex
  21       *
  22       * @throws \FG\ASN1\Exception\ParserException
  23       */
  24      public function __construct($binaryData, &$offsetIndex)
  25      {
  26          $this->identifier = self::parseBinaryIdentifier($binaryData, $offsetIndex);
  27          $this->contentLength = self::parseContentLength($binaryData, $offsetIndex);
  28  
  29          $children = [];
  30          $octetsToRead = $this->contentLength;
  31          while ($octetsToRead > 0) {
  32              $newChild = ASNObject::fromBinary($binaryData, $offsetIndex);
  33              $octetsToRead -= $newChild->getObjectLength();
  34              $children[] = $newChild;
  35          }
  36  
  37          parent::__construct(...$children);
  38      }
  39  
  40      public function getType()
  41      {
  42          return ord($this->identifier);
  43      }
  44  
  45      public function getIdentifier()
  46      {
  47          return $this->identifier;
  48      }
  49  
  50      protected function calculateContentLength()
  51      {
  52          return $this->contentLength;
  53      }
  54  
  55      protected function getEncodedValue()
  56      {
  57          return '';
  58      }
  59  }