Class: Lightning::Onion::Packet

Inherits:
Object
  • Object
show all
Defined in:
lib/lightning/onion/packet.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(version, public_key, hops_data, hmac) ⇒ Packet

Returns a new instance of Packet.



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# File 'lib/lightning/onion/packet.rb', line 7

def initialize(version, public_key, hops_data, hmac)
  @version = version
  @public_key = public_key
  @hops_data = hops_data
  @hmac = hmac
end

Instance Attribute Details

#hmac ⇒ Object

Returns the value of attribute hmac.



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# File 'lib/lightning/onion/packet.rb', line 6

def hmac
  @hmac
end

#hops_data ⇒ Object

Returns the value of attribute hops_data.



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# File 'lib/lightning/onion/packet.rb', line 6

def hops_data
  @hops_data
end

#public_key ⇒ Object

Returns the value of attribute public_key.



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# File 'lib/lightning/onion/packet.rb', line 6

def public_key
  @public_key
end

#version ⇒ Object

Returns the value of attribute version.



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# File 'lib/lightning/onion/packet.rb', line 6

def version
  @version
end

Class Method Details

.parse(payload) ⇒ Object 



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# File 'lib/lightning/onion/packet.rb', line 14

def self.parse(payload)
  version, public_key, rest = payload.unpack('H2H66a*')
  hops_data = []
  20.times do |i|
    hops_data << Lightning::Onion::HopData.parse(rest[i * 65...i * 65 + 65])
  end
  hmac = rest[21 * 65..-1]
  new(version, public_key, hops_data, hmac)
end

Instance Method Details

#to_payload ⇒ Object 



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# File 'lib/lightning/onion/packet.rb', line 24

def to_payload
  payload = +''
  payload << [version.bth, public_key].pack('H2H66')
  payload << [hops_data.map(&:to_payload).join].pack('a1300')
  payload << hmac
  payload
end