IPSocket ^(Class)

# File ipaddr.rb, line 66
    def getaddress(s)
      if valid?(s)
        s
      elsif /\A[-A-Za-z\d.]+\Z/ =~ s
        getaddress_orig(s)
      else
        raise ArgumentError, "invalid address"
      end
    end

# File ipaddr.rb, line 61
    def valid?(addr)
      valid_v4?(addr) || valid_v6?(addr)
    end

# File ipaddr.rb, line 41
    def valid_v4?(addr)
      if /\A(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\Z/ =~ addr
        return $~.captures.all? {|i| i.to_i < 256}
      end
      return false
    end

# File ipaddr.rb, line 48
    def valid_v6?(addr)
      # IPv6 (normal)

      return true if /\A[\dA-Fa-f]{1,4}(:[\dA-Fa-f]{1,4})*\Z/ =~ addr
      return true if /\A[\dA-Fa-f]{1,4}(:[\dA-Fa-f]{1,4})*::([\dA-Fa-f]{1,4}(:[\dA-Fa-f]{1,4})*)?\Z/ =~ addr
      return true if /\A::([\dA-Fa-f]{1,4}(:[\dA-Fa-f]{1,4})*)?\Z/ =~ addr
      # IPv6 (IPv4 compat)

      return true if /\A[\dA-Fa-f]{1,4}(:[\dA-Fa-f]{1,4})*:/ =~ addr && valid_v4?($')
      return true if /\A[\dA-Fa-f]{1,4}(:[\dA-Fa-f]{1,4})*::([\dA-Fa-f]{1,4}(:[\dA-Fa-f]{1,4})*:)?/ =~ addr && valid_v4?($')
      return true if /\A::([\dA-Fa-f]{1,4}(:[\dA-Fa-f]{1,4})*:)?/ =~ addr && valid_v4?($')

      false
    end