Class: Strongroom::Decryptor

Inherits:
Object
  • Object
show all
Includes:
HasRsaKey
Defined in:
lib/strongroom/decryptor.rb

Defined Under Namespace

Classes: CipherLocator

Instance Method Summary collapse

Constructor Details

#initialize(private_key, cipher_locator = nil) ⇒ Decryptor

Returns a new instance of Decryptor.



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# File 'lib/strongroom/decryptor.rb', line 6

def initialize private_key, cipher_locator = nil
  @cipher_locator = cipher_locator || CipherLocator.new
  has_rsa_key private_key
end

Instance Method Details

#decrypt(enigma) ⇒ Object 



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# File 'lib/strongroom/decryptor.rb', line 11

def decrypt enigma
  cipher = @cipher_locator.for(enigma)
  cipher.decrypt
  cipher.key = rsa_key.private_decrypt enigma.encrypted_key
  cipher.iv = enigma.iv
  cipher.update(enigma.ciphertext) << cipher.final
end