Method: Ccrypto::Ruby::PBKDF2Engine#initialize

Defined in:
lib/ccrypto/ruby/engines/pbkdf2_engine.rb

#initialize(conf, &block) ⇒ PBKDF2Engine

Returns a new instance of PBKDF2Engine.

Raises:

  • (KDFEngineException) 


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# File 'lib/ccrypto/ruby/engines/pbkdf2_engine.rb', line 10

def initialize(conf, &block)
  raise KDFEngineException, "PBKDF2 config is expected" if not conf.is_a?(Ccrypto::PBKDF2Config)
  raise KDFEngineException, "Output bit length (outBitLength) value is not given or not a positive value (#{conf.outBitLength})" if is_empty?(conf.outBitLength) or conf.outBitLength <= 0

  @config = conf
  if is_empty?(@config.salt)
    @config.salt = SecureRandom.random_bytes(16)
  end
end