class Aws::S3::Encryption::IODecrypter

@api private

def finalize 

def finalize
  @io.write(@cipher.final)
end

def initialize(cipher, io)

Parameters:
  • io (IO#write) -- An IO-like object that responds to `#write`.
  • cipher (OpenSSL::Cipher) -- 
def initialize(cipher, io)
  @cipher = cipher
  # Ensure that IO is reset between retries
  @io = io.tap { |io| io.truncate(0) if io.respond_to?(:truncate) }
  @cipher_buffer = String.new
end

def write(chunk) 

def write(chunk)
  # decrypt and write
  if @cipher.method(:update).arity == 1
    @io.write(@cipher.update(chunk))
  else
    @io.write(@cipher.update(chunk, @cipher_buffer))
  end
end