Class: Strongroom::Decryptor

Inherits:

Object

• Object
• Strongroom::Decryptor

show all

Includes:

HasRsaKey

Defined in:

lib/strongroom/decryptor.rb

Defined Under Namespace

Classes: CipherLocator

Instance Method Summary (collapse)

• - (Object) decrypt(enigma)
• - (Decryptor) initialize(private_key, cipher_locator = nil) constructor

  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

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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