Class: PacketGen::Header::LLC

Inherits:

Base

• Object
• BinStruct::Struct
• Base
• PacketGen::Header::LLC

Defined in:

lib/packetgen/header/llc.rb

Overview

Logical-Link Control header

A LLC header consists of:

• a #dsap (BinStruct::Int8),

• a #ssap (BinStruct::Int8),

• a #control (BinStruct::Int8),

• and a #body (a BinStruct::String or another PacketGen::Headerable class).

Author:

• Sylvain Daubert

Since:

• 1.4.0

Instance Attribute Summary

• #body ⇒ BinStruct::String, Headerable

  LLC body.

• #control ⇒ Integer

  8-bit control value.

• #dsap ⇒ Integer

  8-bit Destination Service Access Point value.

• #ssap ⇒ Integer

  8-bit Source Service Access Point value.

Method Summary

Methods inherited from Base

bind, calculate_and_set_length, #header_id, inherited, #initialize, #ip_header, #ll_header

Methods included from PacketGen::Headerable

#added_to_packet, included, #method_name, #packet, #packet=, #parse?, #protocol_name, #read, #to_s

Constructor Details

This class inherits a constructor from PacketGen::Header::Base

Instance Attribute Details

#body ⇒ BinStruct::String, Headerable

LLC body

Returns:

• (BinStruct::String, Headerable)

# File 'lib/packetgen/header/llc.rb', line 37

define_attr :body, BinStruct::String

#control ⇒ Integer

8-bit control value

Returns:

• (Integer)

# File 'lib/packetgen/header/llc.rb', line 33

define_attr :control, BinStruct::Int8

#dsap ⇒ Integer

8-bit Destination Service Access Point value

Returns:

• (Integer)

# File 'lib/packetgen/header/llc.rb', line 25

define_attr :dsap, BinStruct::Int8

#ssap ⇒ Integer

8-bit Source Service Access Point value

Returns:

• (Integer)

# File 'lib/packetgen/header/llc.rb', line 29

define_attr :ssap, BinStruct::Int8