Sha256: f4015972bc3b0b442c16023c110dcbfe23f13cead16c0ff702dac63f287fcae5
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Contents
module Vagrant
module Util
module NetworkIP
# Returns the network address of the given IP and subnet.
#
# @return [String]
def network_address(ip, subnet)
ip = ip_parts(ip)
netmask = ip_parts(subnet)
# Bitwise-AND each octet to get the network address
# in octets and join each part with a period to get
# the resulting network address.
ip.map { |part| part & netmask.shift }.join(".")
end
protected
# Splits an IP into the four octets and returns each as an
# integer in an array.
#
# @return [Array<Integer>]
def ip_parts(ip)
ip.split(".").map { |i| i.to_i }
end
end
end
end
Version data entries
64 entries across 61 versions & 13 rubygems