Module: MacAddressEui48

Defined in:
lib/mac_address_eui48/version.rb,
lib/mac_address_eui48.rb,
lib/mac_address_eui48/mac_address.rb,
lib/mac_address_eui48/oui_resolver.rb

Overview

Copyright © 2015 Mathieu Cunche <[email protected]>

Defined Under Namespace

Classes: MacAddress, OuiResolver

Constant Summary collapse

VERSION = 
"0.1.1"

Class Method Summary collapse

Class Method Details

.int_to_str_mac(i, sep = ':') ⇒ Object 



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# File 'lib/mac_address_eui48.rb', line 21

def MacAddressEui48::int_to_str_mac(i,sep=':')
  a = i.to_s(16)
  a = a.rjust(12,'0')
  a = a.insert(10,sep).insert(8,sep).insert(6,sep).insert(4,sep).insert(2,sep)
  return a.upcase 
end

.is_valid_mac(mac_addr) ⇒ Object

MAC address format is hexadecimal characters separated by ‘:’ ex: “AA:BB:CC:DD:EE:FF” or “11:22:33:44:55:66



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# File 'lib/mac_address_eui48.rb', line 13

def MacAddressEui48::is_valid_mac(mac_addr)
  return (mac_addr =~ /^(\h\h:){5}\h\h$/)
end

.oui_lookup(mac_addr) ⇒ Object 



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# File 'lib/mac_address_eui48.rb', line 28

def  MacAddressEui48::oui_lookup(mac_addr)
  oui = ""
  mac_array=mac_addr.upcase.split(":")
  prefix = mac_array[0] + "-" + mac_array[1] + "-" + mac_array[2]

  path = File.expand_path('../../data/oui.txt', __FILE__)      
  oui_file = File.open(path)
  oui_file.each_line do |line|
    if (line =~ /.*#{prefix}.*(hex)/) then
      
      oui = line.split("\t")[2].chomp
    end
  end
  return oui
end

.str_mac_to_int(a) ⇒ Object 



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# File 'lib/mac_address_eui48.rb', line 17

def MacAddressEui48::str_mac_to_int(a)
  return a = a.delete(":").to_i(16)
end