inet_cidr

CIDR library for Erlang.

Based on the Elixir library InetCidr but rewritten so it can be easily used in an Erlang application without requiring Elixir.

Available on hex.pm as erl_cidr.

Usage

Parsing a CIDR string

1> inet_cidr:parse("192.168.0.0/16").
{{192,168,0,0},{192,168,255,255},16}
2> inet_cidr:parse("2001:abcd::/32").
{{8193,43981,0,0,0,0,0,0},
 {8193,43981,65535,65535,65535,65535,65535,65535},
 32}