class Net::SSH::Transport::State

def initialize(socket, role)

the algorithms to "none".
Creates a new state object, belonging to the given socket. Initializes
def initialize(socket, role)
  @socket = socket
  @role = role
  @sequence_number = @packets = @blocks = 0
  @cipher = CipherFactory.get("none")
  @block_size = 8
  @hmac = HMAC.get("none")
  @compression = nil
  @compressor = @decompressor = nil
  @next_iv = String.new
end