File Coverage

blib/lib/Data/Semantic/Net/IPAddress/IPv4.pm

Criterion	Covered	Total	%
statement	26	26	100.0
branch	6	8	75.0
condition	3	5	60.0
subroutine	9	9	100.0
pod	3	3	100.0
total	47	51	92.1

use 5.008;
use strict;
use warnings;

package Data::Semantic::Net::IPAddress::IPv4;
BEGIN {
  $Data::Semantic::Net::IPAddress::IPv4::VERSION = '1.101760';
}
# ABSTRACT: Semantic data class for IPv4 addresses
use Net::IP qw(ip_is_ipv4 ip_iptype ip_iptobin);
use parent qw(Data::Semantic::Net::IPAddress);

# update RESERVED IPv4 ranges according to RFC 5737
my @ranges = qw(198.51.100.0/24 203.0.113.0/24);
for my $range (@ranges) {
    my $ip = Net::IP->new($range) or die Net::IP::Error();
    my $prefix = substr $ip->binip, 0, $ip->prefixlen;
    $Net::IP::IPv4ranges{ $prefix } = 'RESERVED';
}

sub is_valid_normalized_value {
    my ($self, $value) = @_;

    # Net::IP has a "nice" DWIM feature which
    # autocompletes IPs with less than 4 octets, so check for that
    $self->SUPER::is_valid_normalized_value($value)
      && ip_is_ipv4($value)
      && (my @dummy = split(/\./, $value)) == 4;
}

sub is_internal {
    my ($self, $value) = @_;
    return unless defined $value;

    # Net::IP::ip_iptype needs the IP in binary, although this is not
    # documented.
    my $type = ip_iptype(ip_iptobin($value, 4), 4) || 'PUBLIC';
    $type ne 'PUBLIC';
}

sub normalize {
    my ($self, $value) = @_;
    return undef unless (my @dummy = split(/\./, $value)) == 4;
    # omit leading zeroes in octets, e.g., 213.160.065.064 -> 213.160.65.64
    my $ip = Net::IP->new($value) or die Net::IP::Error();
    $ip->ip;
}

1;


__END__