mapcidr

Oct 28, 2025

Changes in this version

+ func ExpandIPPattern(pattern string) ([]net.IP, error)

Sep 24, 2025

Changes in this version

+ func AggregateApproxIPv4To24(ips []*net.IPNet) ([]*net.IPNet, error)

+ func FindMinCIDR(ipNets []*net.IPNet) (*net.IPNet, error)

Apr 2, 2024

Changes in this version

+ func AggregateApproxIPs(ips []*net.IPNet) ([]*net.IPNet, error)

+ func IpRangeToCIDR(start, end string) ([]string, error)

Sep 12, 2022

Changes in this version

+ func GetCIDRFromIPRange(firstIP, lastIP net.IP) ([]*net.IPNet, error)

Jul 10, 2022

Changes in this version

+ func AlterIP(ip string, formats []string, zeroPadN int, zeroPadPermutation bool) []string

+ func FixedPad(ip net.IP, padding int) string

+ func FmtIP4MappedIP6Short(ip6 net.IP) string

+ func FmtIp6(ip net.IP, short bool) (string, error)

+ func IncrementalPad(ip net.IP, padding int) []string

+ func RandomHex(n int, suffix []byte) (string, error)

Jun 8, 2022

Changes in this version

+ var DefaultMaskSize4 = 32

+ var ParseIPError error = errors.New("Couldn't parse IP")

+ func AggregateApproxIPV4s(ips []*net.IPNet) (approxIPs []*net.IPNet)

+ func CountIPsInCIDRs(includeBase, includeBroadcast bool, ipnets ...*net.IPNet) *big.Int

+ func FmtIP4MappedIP6(ip6 net.IP) string

+ func IpAddresses(ipnet *net.IPNet) (ips chan string)

+ func IsIPv6(ip net.IP) bool

+ func ToIP4(host string) (string, error)

+ func ToIP6(host string) (string, error)

Apr 23, 2022

Changes in this version

+ func IsBaseIP(IP string) bool

+ func IsBroadcastIP(IP string) bool

Jul 22, 2021

Changes in this version

+ func IPAddressesAsStream(cidr string) (chan string, error)

May 8, 2021

Changes in this version

+ func AsIPV4CIDR(IPV4 string) *net.IPNet

+ func CIDRsAsIPNET(cidrs []string) (ipnets []*net.IPNet)

+ func PickIP(cidrs []*net.IPNet, index int64) string

+ func PickPort(ports []int, index int) int

+ func PickSubnetIP(network *net.IPNet, index int64) string

+ func ShuffleCidrsWithPortsAndSeed(cidrs []*net.IPNet, ports []int, seed int64) chan Item

+ func ShuffleCidrsWithSeed(cidrs []*net.IPNet, seed int64) chan Item

+ func TotalIPSInCidrs(cidrs []*net.IPNet) (totalIPs uint64)

+ type Item struct

+ IP string

+ Port int

+ func (i Item) String() string

Apr 9, 2021

Changes in this version

+ func CoalesceCIDRs(cidrs []*net.IPNet) ([]*net.IPNet, []*net.IPNet)

+ func CountIPsInCIDR(ipnet *net.IPNet) *big.Int

+ func GetCIDRPrefixesFromIPs(ips []net.IP) []*net.IPNet

+ func GetNextIP(ip net.IP) net.IP

+ func IPToPrefix(ip net.IP) *net.IPNet

+ func Inet_aton(ipnr net.IP) int64

+ func Inet_ntoa(ipnr int64) net.IP

+ func IsExcluded(excludeList []net.IP, ip net.IP) bool

+ func IsIPv4(ip net.IP) bool

+ func KeepUniqueIPs(ips []net.IP) []net.IP

+ func RemoveCIDRs(allowCIDRs, removeCIDRs []*net.IPNet) ([]*net.IPNet, error)

+ type NetsByMask []*net.IPNet

+ func (s NetsByMask) Len() int

+ func (s NetsByMask) Less(i, j int) bool

+ func (s NetsByMask) Swap(i, j int)

+ type NetsByRange []*netWithRange

+ func (s NetsByRange) Len() int

+ func (s NetsByRange) Less(i, j int) bool

+ func (s NetsByRange) Swap(i, j int)

Aug 22, 2020

Changes in this version

+ func IPAddresses(cidr string) ([]string, error)

+ func IPAddressesIPnet(ipnet *net.IPNet) (ips []string)

+ func IPToInteger(ip net.IP) (*big.Int, int, error)

+ func IntegerToIP(ipInt *big.Int, bits int) net.IP

+ func SplitIPNetByNumber(ipnet *net.IPNet, number int) ([]*net.IPNet, error)

+ func SplitIPNetIntoN(iprange *net.IPNet, n int) ([]*net.IPNet, error)

Aug 21, 2020

Changes in this version

+ func AddressCount(cidr string) uint64

+ func AddressCountIpnet(network *net.IPNet) uint64

+ func AddressRange(network *net.IPNet) (net.IP, net.IP)

+ func Ips(cidr string) ([]string, error)

+ func SplitByNumber(iprange string, number int) []*net.IPNet

+ func SplitByNumberIpnet(ipnet *net.IPNet, number int) []*net.IPNet

+ func SplitN(iprange string, n int) (subnets []*net.IPNet)

+ func SplitNIpnet(iprange *net.IPNet, n int) (subnets []*net.IPNet)