/*
 * getpassword version 0 -- outline of what it has to do
 */

main()
{
    turn off keyboard echo()
    read a line of text()    // use fgets or read or getchar
    restore keyboard settings()
    do something with the line of text
}

turn_off_keyboard_echo()
{
    copy the current terminal settings from the driver into a struct
    store those original settings
    change echo to OFF
    send the struct back to the driver
}

restore keyboard settings()
{
    copy the saved original settings back to the driver
}