"/var/lib/misc/dhcp.options", "dhcp-hostsfile" => "/var/lib/misc/dhcp.hosts", "dhcp-leasefile" => "/var/lib/misc/dnsmasq.leases", "conf-file" => "/var/lib/misc/dhcp.ranges", ]; foreach($conf_paths as $path) { if (file_exists($path)) { $conf = array_merge($default, parse_ini_file($path, true, INI_SCANNER_TYPED)); break; } } $namePtn = "[a-zA-Z_][\w-]*"; $ipPtn = "\d+\.\d+\.\d+\.\d+"; $macPtn = "[\da-f]{2}(?:[:-][\da-f]{2}){5}"; $domainPtn = "[\w-]+(\.[\w-]+)*"; $ifacePtn = "[\w,]+"; $modesPtn = "static|proxya-only|slaac|ra-names|ra-stateless|ra-advrouter|off-link"; $timePtn = "\d+[mhds]"; $commentPtn = "[ \t]*(?:# ?(?.*))?";