public static function netmask_range($ip, $netmask, &$min, &$max, $raw = false)
{
$addr = self::type($ip, $type);
if ($type === self::IP4) {
$long_ip = ip2long($ip);
$netmask = $netmask !== '' ? $netmask : 32;
$mask = self::netmask($netmask, self::IP4);
if ($mask === false) {
return false;
}
$min = $long_ip & $mask;
$max = $min ^ ~$mask & 0xffffffff;
if (!$raw) {
$min = long2ip($min);
$max = long2ip($max);
}
return true;
} elseif ($type === self::IP6) {
$netmask = $netmask !== '' ? $netmask : 128;
$mask = self::netmask($netmask, self::IP6);
if ($mask === false) {
return false;
}
$range = _string::bin_range($addr, $min, $max, $mask);
if ($range === false) {
return false;
}
if (!$raw) {
$min = self::addr2ip($min);
$max = self::addr2ip($max);
}
return true;
} else {
return false;
}
}
