Class: Noise::Functions::DH::ED448

Inherits:
Object
  • Object
show all
Defined in:
lib/noise/functions/dh/ed448.rb

Constant Summary collapse

DHLEN =

Ed448::X448::X448_PRIVATE_BYTES, spelled out so this file loads without the gem.

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Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ ED448

Returns a new instance of ED448.



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# File 'lib/noise/functions/dh/ed448.rb', line 12

def initialize
  Noise.optional_dependency!('ed448')
end

Class Method Details

.from_private(private_key) ⇒ Object 



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# File 'lib/noise/functions/dh/ed448.rb', line 30

def self.from_private(private_key)
  public_key = Ed448::X448.derive_public_key(private_key)
  Noise::Key.new(private_key, public_key)
end

Instance Method Details

#dh(private_key, public_key) ⇒ Object 



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# File 'lib/noise/functions/dh/ed448.rb', line 22

def dh(private_key, public_key)
  Ed448::X448.dh(public_key, private_key)
end

#dhlen ⇒ Object 



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# File 'lib/noise/functions/dh/ed448.rb', line 26

def dhlen
  DHLEN
end

#generate_keypair ⇒ Object 



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# File 'lib/noise/functions/dh/ed448.rb', line 16

def generate_keypair
  private_key = SecureRandom.random_bytes(DHLEN)
  public_key = Ed448::X448.derive_public_key(private_key)
  Noise::Key.new(private_key, public_key)
end