conn_state_e

type conn_state_e = (

  CONN_STATE_CHECK_REQUEST_LINE_READABLE,

  CONN_STATE_READ_REQUEST_LINE,

  CONN_STATE_HANDLER,

  CONN_STATE_WRITE_COMPLETION,

  CONN_STATE_SUSPENDED,

  CONN_STATE_LINGER,

  CONN_STATE_LINGER_NORMAL,

  CONN_STATE_LINGER_SHORT

);