// An IPv6 address is made up of 8 words (each x0000 to xFFFF).
// However, the "::" abbreviation can be used on consecutive x0000 words.
define( 'RE_IPV6_WORD', '([0-9A-Fa-f]{1,4})' );
-define( 'RE_IPV6_PREFIX', '(12[0-8]|1[01][0-9]|[1-9]?\d)');
+define( 'RE_IPV6_PREFIX', '(12[0-8]|1[01][0-9]|[1-9]?\d)' );
define( 'RE_IPV6_ADD',
'(?:' . // starts with "::" (including "::")
':(?::|(?::' . RE_IPV6_WORD . '){1,7})' .
static $privateRanges = false;
if ( !$privateRanges ) {
$privateRanges = array(
- array( '10.0.0.0', '10.255.255.255' ), # RFC 1918 (private)
- array( '172.16.0.0', '172.31.255.255' ), # "
- array( '192.168.0.0', '192.168.255.255' ), # "
- array( '0.0.0.0', '0.255.255.255' ), # this network
- array( '127.0.0.0', '127.255.255.255' ), # loopback
+ array( '10.0.0.0', '10.255.255.255' ), # RFC 1918 (private)
+ array( '172.16.0.0', '172.31.255.255' ), # RFC 1918 (private)
+ array( '192.168.0.0', '192.168.255.255' ), # RFC 1918 (private)
+ array( '0.0.0.0', '0.255.255.255' ), # this network
+ array( '127.0.0.0', '127.255.255.255' ), # loopback
);
}
$n = ip2long( $ip );
if ( $n < 0 ) {
$n += pow( 2, 32 );
+ # On 32-bit platforms (and on Windows), 2^32 does not fit into an int,
+ # so $n becomes a float. We convert it to string instead.
+ if ( is_float ( $n ) ) {
+ $n = (string) $n;
+ }
}
}
return $n;
if ( $bits == 0 ) {
$network = 0;
} else {
- $network &= ~( ( 1 << ( 32 - $bits ) ) - 1);
+ $network &= ~( ( 1 << ( 32 - $bits ) ) - 1 );
}
# Convert to unsigned
if ( $network < 0 ) {