Sha256: 5d77d42cabfd72dd19976ebdb8d14f82372cc6087ce84520337e9ae41f6934b6
Contents?: true
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Versions: 17
Compression:
Stored size: 1.31 KB
Contents
require 'bindata'
require 'forwardable'
require 'pio/type/mac_address'
module Pio
# An action to modify the source/destination Ethernet address of a packet.
class SetEthAddr
# rubocop:disable MethodLength
def self.def_format(action_type)
str = %(
class Format < BinData::Record
endian :big
uint16 :type, value: #{action_type}
uint16 :message_length, value: 16
mac_address :mac_address
uint48 :padding
hide :padding
end
)
module_eval str
end
# rubocop:enable MethodLength
def self.read(raw_data)
set_eth_addr = allocate
set_eth_addr.instance_variable_set(:@format,
const_get(:Format).read(raw_data))
set_eth_addr
end
extend Forwardable
def_delegators :@format, :message_length
def_delegators :@format, :mac_address
def_delegator :@format, :to_binary_s, :to_binary
def initialize(mac_address)
@format = self.class.const_get(:Format).new(mac_address: mac_address)
end
end
# An action to modify the source Ethernet address of a packet.
class SetEthSrcAddr < SetEthAddr
def_format 4
end
# An action to modify the destination Ethernet address of a packet.
class SetEthDstAddr < SetEthAddr
def_format 5
end
end
Version data entries
17 entries across 17 versions & 1 rubygems