removed check_ip()

This commit is contained in:
Roland Gruber 2007-11-13 10:47:08 +00:00
parent ce214c9885
commit e62ebcd65b
1 changed files with 0 additions and 31 deletions

View File

@ -512,36 +512,5 @@ function get_preg($argument, $regexp) {
return false; return false;
} }
/**
* This function checks if the given IP ist valid.
*
* @param IP
* @param check_subnet true for subnets, else false
*
* @return boolean true or false
**/
function check_ip($ip, $subnet=false) {
$part = split("[.]", $ip);
// IP must have 4 segments
if (count($part) != 4) {
return false;
}
// non-subnets must not end with 0
if (!$subnet && ($part[3] < 1)) return false;
// subnets must end with 0
if ($subnet && ($part[3] != 0)) return false;
for ($i = 0; $i < 3; $i++) {
if (!is_numeric($part[$i])) {
return false;
}
else {
if (($part[$i] > 255) || ($part[$i] < 0)) {
return false;
}
}
}
return true;
}
?> ?>