class Resolv::IPv4
Eine Resolv::DNS IPv4-Adresse.
Constants
- Regex
-
Regulärer Ausdruck, dem
IPv4-Adressen entsprechen müssen.
Attribute
Öffentliche Klassenmethoden
Source
# File lib/resolv.rb, line 2945 def self.create(arg) case arg when IPv4 return arg when Regex if (0..255) === (a = $1.to_i) && (0..255) === (b = $2.to_i) && (0..255) === (c = $3.to_i) && (0..255) === (d = $4.to_i) return self.new([a, b, c, d].pack("CCCC")) else raise ArgumentError.new("IPv4 address with invalid value: " + arg) end else raise ArgumentError.new("cannot interpret as IPv4 address: #{arg.inspect}") end end
Öffentliche Instanzmethoden
Source
# File lib/resolv.rb, line 2992 def to_name return DNS::Name.create( '%d.%d.%d.%d.in-addr.arpa.' % @address.unpack('CCCC').reverse) end
Wandelt diese IPv4-Adresse in einen Resolv::DNS::Name um.