Class: Arpoon::Table

Inherits:
Object
  • Object
show all
Includes:
Enumerable
Defined in:
lib/arpoon/table.rb

Defined Under Namespace

Classes: Entry

Constant Summary collapse

Types = 
{
  0  => :netrom,
  1  => :ether,
  2  => :eether,
  3  => :ax25,
  4  => :pronet,
  5  => :chaos,
  6  => :ieee802,
  7  => :arcnet,
  8  => :appletlk,
  15 => :dlci,
  19 => :atm,
  23 => :metricom,
  24 => :ieee1394,
  27 => :eui64,
  32 => :infiniband
}
Flags = 
Bitmap.new(
  completed: 0x02,
  permanent: 0x04,
  publish:   0x08,

  has_requested_trailers: 0x10,
  wants_netmask:          0x20,

  dont_publish: 0x40
)

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Table

Returns a new instance of Table.



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# File 'lib/arpoon/table.rb', line 73

def initialize
  @entries = []

  File.open('/proc/net/arp', 'r').each_line {|line|
    next if line.start_with? 'IP address'

    @entries << Entry.new(*line.split(/\s+/))
  }
end

Instance Method Details

#[](what) ⇒ Object 



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# File 'lib/arpoon/table.rb', line 93

def [] (what)
  find {|entry|
    what == entry.ip || what == entry.mac
  }
end

#each(device = nil) ⇒ Object 



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# File 'lib/arpoon/table.rb', line 83

def each (device = nil)
  return enum_for :each, device unless block_given?

  @entries.each {|entry|
    yield entry if !device || device.to_s == entry.device
  }

  self
end