Module: PacketGen::Types::Fieldable

Included in:
Header::DHCPv6::DUID, Header::DHCPv6::Option, Header::DNS::Question, Header::Eth::MacAddr, Header::HTTP::Headers, Header::IGMPv3::GroupRecord, Header::IP::Addr, Header::IP::Option, Header::IPv6::Addr, Header::MLDv2::McastAddressRecord, Header::OSPFv2::External, Header::OSPFv2::LSAHeader, Header::OSPFv2::LSR, Header::OSPFv2::Link, Header::OSPFv2::TosMetric, Header::OSPFv3::IPv6Prefix, Header::OSPFv3::LSAHeader, Header::OSPFv3::LSR, Header::OSPFv3::Link, Header::TCP::Option, AbstractTLV, Array, CString, Int, IntString, OUI, String, TLV
Defined in:
lib/packetgen/types/fieldable.rb

Overview

Mixin to define minimal API for a class to be embbeded as a field in Fields type.

Optional methods

These methods may, optionally, be defined by fieldable types:

  • from_human to load data from a human-readable string.

Author:

  • Sylvain Daubert

Since:

  • 3.1.6

Instance Method Summary collapse

Instance Method Details

#format_inspect ⇒ String

Format object when inspecting a Field object

Returns:

Since:

  • 3.1.6



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# File 'lib/packetgen/types/fieldable.rb', line 60

def format_inspect
  to_human
end

#read(str) ⇒ Fields

This method is abstract.

subclass should overload it.

Populate object from a binary string

Parameters:

Returns:

Since:

  • 3.1.6



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# File 'lib/packetgen/types/fieldable.rb', line 32

def read(str)
  super
end

#sz ⇒ Integer

Size of object as binary string

Returns:

  • (Integer)

Since:

  • 3.1.6



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# File 'lib/packetgen/types/fieldable.rb', line 45

def sz
  to_s.size
end

#to_human ⇒ String

This method is abstract.

subclass should overload it.

Return a human-readbale string

Returns:

Since:

  • 3.1.6



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# File 'lib/packetgen/types/fieldable.rb', line 52

def to_human
  super
end

#to_s ⇒ String

This method is abstract.

subclass should overload it.

Return object as a binary string

Returns:

Since:

  • 3.1.6



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# File 'lib/packetgen/types/fieldable.rb', line 39

def to_s
  super
end

#type_name ⇒ String

Get type name

Returns:

Since:

  • 3.1.6



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# File 'lib/packetgen/types/fieldable.rb', line 21

def type_name
  self.class.to_s.split('::').last
end