38 lines
1.3 KiB
PHP
38 lines
1.3 KiB
PHP
<?php
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namespace WP_Ultimo\Dependencies\RemotelyLiving\PHPDNS\Services;
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use WP_Ultimo\Dependencies\RemotelyLiving\PHPDNS\Resolvers\Exceptions\QueryFailure;
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use WP_Ultimo\Dependencies\RemotelyLiving\PHPDNS\Resolvers\Exceptions\ReverseLookupFailure;
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use WP_Ultimo\Dependencies\RemotelyLiving\PHPDNS\Services\Interfaces\LocalSystemDNS as LocalSystemDNSInterface;
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use function dns_get_record;
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use function gethostbyaddr;
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final class LocalSystemDNS implements LocalSystemDNSInterface
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{
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/**
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* @throws \RemotelyLiving\PHPDNS\Resolvers\Exceptions\QueryFailure
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*/
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public function getRecord(string $hostname, int $type) : array
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{
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$results = @dns_get_record($hostname, $type);
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// this is untestable without creating a system networking failure
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// @codeCoverageIgnoreStart
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if ($results === \false) {
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throw new QueryFailure();
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}
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// @codeCoverageIgnoreEnd
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return $results;
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}
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/**
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* @throws \RemotelyLiving\PHPDNS\Resolvers\Exceptions\ReverseLookupFailure
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*/
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public function getHostnameByAddress(string $IPAddress) : string
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{
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$hostname = @gethostbyaddr($IPAddress);
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if ($hostname === $IPAddress || $hostname === \false) {
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throw new ReverseLookupFailure();
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}
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return $hostname;
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}
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}
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