NAME

Zonemaster::Engine::Constants - module holding constants used in Test modules

SYNOPSIS

   use Zonemaster::Engine::Constants ':all';

all: All exportable names.
algo: DNSSEC algorithms.
cname: CNAME records.
name: Label and name lengths.
ip: IP version constants.
soa: SOA values limits.
misc: Other, uncategorized export names, e.g. UDP payload limit and minimum number of name servers per zone.
addresses: Address classes for IPv4 and IPv6.

$ALGO_STATUS_DEPRECATED
$ALGO_STATUS_PRIVATE
$ALGO_STATUS_RESERVED
$ALGO_STATUS_UNASSIGNED
$ALGO_STATUS_OTHER
$ALGO_STATUS_NOT_RECOMMENDED
$ALGO_STATUS_NOT_ZONE_SIGN
$BLACKLISTING_ENABLED
A boolean, used to enable the name server blacklisting mechanism.
$CNAME_MAX_CHAIN_LENGTH
An integer, used to define the maximum length of a CNAME chain when doing consecutive recursive lookups.
$CNAME_MAX_RECORDS
An integer, used to define the maximum number of CNAME records in a response.
$DURATION_5_MINUTES_IN_SECONDS
$DURATION_1_HOUR_IN_SECONDS
$DURATION_4_HOURS_IN_SECONDS
$DURATION_12_HOURS_IN_SECONDS
$DURATION_1_DAY_IN_SECONDS
$DURATION_1_WEEK_IN_SECONDS
$DURATION_180_DAYS_IN_SECONDS
$FQDN_MAX_LENGTH
$LABEL_MAX_LENGTH
$IP_VERSION_4
$IP_VERSION_6
$SERIAL_BITS
An integer, used to define the size of the serial number space, as defined in RFC1982, section 2.
$SERIAL_MAX_VARIATION
$MINIMUM_NUMBER_OF_NAMESERVERS
$UDP_PAYLOAD_LIMIT
$EDNS_UDP_PAYLOAD_DEFAULT
An integer, used to define the EDNS0 UDP packet size in non-DNSSEC EDNS queries.
$EDNS_UDP_PAYLOAD_COMMON_LIMIT
$EDNS_UDP_PAYLOAD_DNSSEC_DEFAULT
An integer, used to define the EDNS0 UDP packet size in DNSSEC queries.
@IPV4_SPECIAL_ADDRESSES
@IPV6_SPECIAL_ADDRESSES

_extract_iana_ip_blocks()

    my @array = _extract_iana_ip_blocks( $ip_version );

Internal method that is used to extract IP blocks details from IANA files for a given IP version (i.e. 4 or 6).

Takes an integer (IP version).

Returns a list of hashes - the keys of which are "ip" (Net::IP::XS object), "name" (string) and "reference" (string).

2025-03-21

perl v5.40.1