Class: PacketGen::Header::OSPFv2::LSAASExternal

Inherits:

LSAHeader

• Object
• Types::Fields
• LSAHeader
• PacketGen::Header::OSPFv2::LSAASExternal

Defined in:

lib/packetgen/header/ospfv2/lsa.rb

Overview

This class handles LSA AS-External payloads.

A LSA network payload is composed of:

• a header (see methods inherited from LSAHeader),

• a 32-bit #netmask field (IP::Addr),

• an array of external destinations (#externals, ArrayOfExternal).

Author:

• Sylvain Daubert

Since:

• 2.5.0

Constant Summary

Constants inherited from LSAHeader

PacketGen::Header::OSPFv2::LSAHeader::TYPES

Instance Attribute Summary

• #externals ⇒ ArrayOfExternal

  List of external destinations.

• #netmask ⇒ IP::Addr

Attributes inherited from LSAHeader

#advertising_router, #age, #checksum, #dc_opt, #dn_opt, #e_opt, #l_opt, #length, #link_state_id, #mc_opt, #mt_opt, #n_opt, #o_opt, #options, #sequence_number, #type

Method Summary

Methods inherited from LSAHeader

#calc_checksum, #calc_length, #human_type, #to_human, #to_lsa_header

Methods included from Types::Fieldable

#format_inspect, #read, #sz, #to_human, #to_s, #type_name

Methods inherited from Types::Fields

#[], #[]=, #bits_on, define_bit_fields_on, define_field, define_field_after, define_field_before, #fields, fields, inherited, #initialize, #inspect, #offset_of, #optional?, #optional_fields, #present?, #read, remove_bit_fields_on, remove_field, #sz, #to_h, #to_s, update_field

Constructor Details

This class inherits a constructor from PacketGen::Types::Fields

Instance Attribute Details

#externals ⇒ ArrayOfExternal

List of external destinations

Returns:

• (ArrayOfExternal)

# File 'lib/packetgen/header/ospfv2/lsa.rb', line 192

define_field :externals, ArrayOfExternal,
builder: ->(h, t) { t.new(length_from: -> { h.length - 24 }) }

#netmask ⇒ IP::Addr

Returns:

• (IP::Addr)

# File 'lib/packetgen/header/ospfv2/lsa.rb', line 188

define_field :netmask, IP::Addr