type State … // IsTerminal returns whether the given file descriptor is a terminal. func IsTerminal(fd int) bool { … } // MakeRaw puts the terminal connected to the given file descriptor into raw // mode and returns the previous state of the terminal so that it can be // restored. func MakeRaw(fd int) (*State, error) { … } // GetState returns the current state of a terminal which may be useful to // restore the terminal after a signal. func GetState(fd int) (*State, error) { … } // Restore restores the terminal connected to the given file descriptor to a // previous state. func Restore(fd int, oldState *State) error { … } // GetSize returns the visible dimensions of the given terminal. // // These dimensions don't include any scrollback buffer height. func GetSize(fd int) (width, height int, err error) { … } // ReadPassword reads a line of input from a terminal without local echo. This // is commonly used for inputting passwords and other sensitive data. The slice // returned does not include the \n. func ReadPassword(fd int) ([]byte, error) { … }