<?php

namespace Badcow\DNS\Rdata;

use Badcow\DNS\Message;

/**
 * @see https://tools.ietf.org/html/rfc1035#section-3.3.1
 */
class CNAME implements RdataInterface
{
    use RdataTrait;

    public const TYPE = 'CNAME';
    public const TYPE_CODE = 5;

    /** @var string|null */
    protected $target;

    public function setTarget(string $target): void
    {
        $this->target = $target;
    }

    /**
     * @return string
     */
    public function getTarget(): ?string
    {
        return $this->target;
    }

    public function toText(): string
    {
        return $this->target ?? '';
    }

    public function toWire(): string
    {
        if (null === $this->target) {
            throw new \InvalidArgumentException('Target must be set.');
        }

        return Message::encodeName($this->target);
    }

    public function fromText(string $text): void
    {
        $this->setTarget($text);
    }

    public function fromWire(string $rdata, int &$offset = 0, ?int $rdLength = null): void
    {
        $this->setTarget(Message::decodeName($rdata, $offset));
    }
}__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----ODU2NDM2NzI0MDgzNDI0NiAzOTQ3OTc0MDU0MzIyODMyIDMzMDU3MDg5NjgxMzkwMjI=