func readPassword()

in term_unix.go [75:92]

• 15 lines of code
• 3 McCabe index (conditional complexity)

func readPassword(fd int) ([]byte, error) {
	termios, err := unix.IoctlGetTermios(fd, ioctlReadTermios)
	if err != nil {
		return nil, err
	}

	newState := *termios
	newState.Lflag &^= unix.ECHO
	newState.Lflag |= unix.ICANON | unix.ISIG
	newState.Iflag |= unix.ICRNL
	if err := unix.IoctlSetTermios(fd, ioctlWriteTermios, &newState); err != nil {
		return nil, err
	}

	defer unix.IoctlSetTermios(fd, ioctlWriteTermios, termios)

	return readPasswordLine(passwordReader(fd))
}