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OP#279 IP lookups in /8 range abort #2

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OP#279 IP lookups in /8 range abort #2

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8 changes: 8 additions & 0 deletions src/IPQualityScore/DB/DBReader.php
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Original file line number Diff line number Diff line change
Expand Up @@ -45,6 +45,14 @@ public function Fetch($ip){
throw new FileReaderException("Attemtped to look up IPv6 using IPv4 database file. Aborting.");
}

list(, $subnet, ) = explode('/', "0.0.0.0/8");
$incomingIP = ip2long($ip);
if (ip2long($subnet) <= $incomingIP && $incomingIP <= ip2long('255.255.255.255')) {
// ip is in acceptable range
} else {
throw new Exception("Attempted to look up ip in 0.0.0.0/8 range. Aborting.");
}

$position = 0;
$previous = array();
$literal = $this->IP2Literal($ip);
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