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<?php |
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declare(strict_types=1); |
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/* |
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* This file is part of Badcow DNS Library. |
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* |
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* (c) Samuel Williams <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace Badcow\DNS\Rdata; |
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use Badcow\DNS\Parser\ParseException; |
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use Badcow\DNS\Parser\Tokens; |
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/** |
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* {@link https://tools.ietf.org/html/rfc3597}. |
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*/ |
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class UnknownType implements RdataInterface |
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{ |
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/** |
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* @var int |
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*/ |
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private $typeCode; |
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/** |
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* @var string|null |
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*/ |
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private $data; |
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public function setTypeCode(int $typeCode): void |
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{ |
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$this->typeCode = $typeCode; |
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} |
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/** |
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* @return string |
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*/ |
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public function getData(): ?string |
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{ |
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return $this->data; |
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} |
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/** |
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* @param string $data |
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*/ |
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public function setData(?string $data): void |
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{ |
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$this->data = $data; |
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} |
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public function getType(): string |
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{ |
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return 'TYPE'.$this->typeCode; |
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} |
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public function getTypeCode(): int |
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{ |
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return $this->typeCode; |
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} |
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public function toText(): string |
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{ |
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if (null === $this->data) { |
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return '\# 0'; |
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} |
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return sprintf('\# %d %s', strlen($this->data), bin2hex($this->data)); |
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} |
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public function toWire(): string |
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{ |
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return $this->data ?? ''; |
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} |
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/** |
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* @throws ParseException |
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*/ |
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public function fromText(string $text): void |
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{ |
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if (1 !== preg_match('/^\\\#\s+(\d+)(\s[a-f0-9\s]+)?$/i', $text, $matches)) { |
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throw new ParseException('Could not parse rdata of unknown type. Malformed string.'); |
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} |
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if ('0' === $matches[1]) { |
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return; |
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} |
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$hexVal = str_replace(Tokens::SPACE, '', $matches[2]); |
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if (false === $data = hex2bin($hexVal)) { |
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throw new ParseException(sprintf('Could not parse hexadecimal data "%s".', $hexVal)); |
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} |
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$this->setData($data); |
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} |
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public function fromWire(string $rdata, int &$offset = 0, ?int $rdLength = null): void |
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{ |
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$this->setData(substr($rdata, $offset, $rdLength ?? strlen($rdata))); |
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} |
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} |
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Badcow /
DNS
