27 lines
611 B
PHP
27 lines
611 B
PHP
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<?php
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$allowedSubnets = [
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'192.168.1.0/24',
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'10.0.0.0/8',
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'172.16.0.0/12',
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'77.91.72.48/32',
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'93.140.0.0/12',
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'94.140.0.0/12'
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];
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function isAllowedIP($ip, $subnets) {
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foreach ($subnets as $subnet) {
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list($subnetBase, $bits) = explode('/', $subnet);
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$ipLong = ip2long($ip);
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$subnetLong = ip2long($subnetBase);
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$mask = -1 << (32 - $bits);
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$subnetLong &= $mask;
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if (($ipLong & $mask) === $subnetLong) {
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return true; // Совпадение найдено
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}
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}
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return false; // Нет совпадений
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}
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