Class: PacketGen::Header::SCTP::InitAckChunk

Inherits:

InitChunk

• Object
• Types::Fields
• Base
• BaseChunk
• InitChunk
• PacketGen::Header::SCTP::InitAckChunk

Defined in:

lib/packetgen/header/sctp/chunk.rb

Overview

InitAck Chunk

       0                   1                   2                   3
 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
|   Type = 1    |  Chunk Flags  |      Chunk Length             |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
|                         Initiate Tag                          |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
|          Advertised Receiver Window Credit (a_rwnd)           |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
|  Number of Outbound Streams   |   Number of Inbound Streams   |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
|                          Initial TSN                          |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
\                                                               \
/              Optional/Variable-Length Parameters              /
\                                                               \
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+

Author:

• Sylvain Daubert

Since:

• 3.4.0

Constant Summary

Constants inherited from BaseChunk

BaseChunk::TYPES

Instance Attribute Summary

Attributes inherited from InitChunk

#a_wrnd, #initial_tsn, #initiate_tag, #nis, #nos, #parameters

Attributes inherited from BaseChunk

#length, #type

Instance Method Summary

• #initialize(options = {}) ⇒ InitAckChunk constructor

  A new instance of InitAckChunk.

Methods inherited from InitChunk

#calc_length, #to_human

Methods inherited from BaseChunk

#calc_length, #human_type, #to_human

Methods included from Padded32

#padded?, #to_s

Methods inherited from Base

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

Methods included from PacketGen::Headerable

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

Methods inherited from Types::Fields

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

Constructor Details

#initialize(options = {}) ⇒ InitAckChunk

Returns a new instance of InitAckChunk.

Since:

• 3.4.0

# File 'lib/packetgen/header/sctp/chunk.rb', line 279

def initialize(options={})
  options[:type] = BaseChunk::TYPES['INIT_ACK'] unless options.key?(:type)
  super
end