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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\Tokens; |
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/** |
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* {@link https://tools.ietf.org/html/rfc7477}. |
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*/ |
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class CSYNC implements RdataInterface |
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{ |
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1 |
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use RdataTrait; |
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const TYPE = 'CSYNC'; |
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const TYPE_CODE = 62; |
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/** |
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* @var int |
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*/ |
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private $soaSerial; |
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/** |
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* @var int |
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*/ |
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private $flags; |
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/** |
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* @var array |
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*/ |
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private $types = []; |
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public function addType(string $type): void |
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{ |
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$this->types[] = $type; |
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} |
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/** |
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* Clears the types from the RDATA. |
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*/ |
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public function clearTypes(): void |
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{ |
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$this->types = []; |
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} |
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public function getTypes(): array |
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{ |
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return $this->types; |
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} |
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public function getSoaSerial(): int |
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{ |
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return $this->soaSerial; |
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} |
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public function setSoaSerial(int $soaSerial): void |
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{ |
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$this->soaSerial = $soaSerial; |
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} |
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public function getFlags(): int |
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{ |
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return $this->flags; |
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} |
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public function setFlags(int $flags): void |
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{ |
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$this->flags = $flags; |
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} |
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public function toText(): string |
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{ |
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return sprintf('%d %d %s', $this->soaSerial, $this->flags, implode(Tokens::SPACE, $this->types)); |
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} |
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/** |
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* @throws UnsupportedTypeException |
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*/ |
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public function toWire(): string |
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{ |
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return pack('Nn', $this->soaSerial, $this->flags).NSEC::renderBitmap($this->types); |
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} |
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public function fromText(string $text): void |
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{ |
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$rdata = explode(Tokens::SPACE, $text); |
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$this->setSoaSerial((int) array_shift($rdata)); |
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$this->setFlags((int) array_shift($rdata)); |
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array_map([$this, 'addType'], $rdata); |
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} |
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/** |
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* @throws UnsupportedTypeException|DecodeException |
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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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if (false === $integers = unpack('Nserial/nflags', $rdata, $offset)) { |
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throw new DecodeException(static::TYPE, $rdata); |
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} |
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$offset += 6; |
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$types = NSEC::parseBitmap($rdata, $offset); |
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$this->setSoaSerial((int) $integers['serial']); |
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$this->setFlags((int) $integers['flags']); |
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array_map([$this, 'addType'], $types); |
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} |
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} |
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Badcow /
DNS
