export declare namespace Termios {
    enum InputFlag {
        ISTRIP = 32,// Strip off 8th bit
        INLCR = 64,// Map NL to CR on input
        IGNCR = 128,// Ignore CR on input
        ICRNL = 256,// Map CR to NL on input
        IUCLC = 512,// Map uppercase to lowercase on input
        IXON = 1024,// Enable XON/XOFF flow control on output
        IXANY = 2048,// Enable any character to restart output
        IMAXBEL = 8192,// Ring bell when input queue is full
        IUTF8 = 16384
    }
    enum OutputFlag {
        OPOST = 1,// Enable implementation-defined output processing
        OLCUC = 2,// Map lowercase to uppercase on output
        ONLCR = 4,// Map NL to CR-NL on output
        OCRNL = 8,// Map CR to NL on output
        ONOCR = 16,// Don't output CR at column 0
        ONLRET = 32,// NL performs CR on output
        TABDLY = 6144
    }
    enum LocalFlag {
        ISIG = 1,// Enable signals
        ICANON = 2,// Enable canonical mode on input
        ECHO = 8,// Enable echo
        ECHOE = 16,// ERASE character erases preceding character
        ECHOK = 32,// KILL character erases current line
        ECHONL = 64,// Echo NL even if ECHO not set
        NOFLSH = 128,// Disable flush after interrupt or quite
        ECHOCTL = 512,// Terminal special characters are echoed
        ECHOPRT = 1024,// Characters are printed as they are erased
        ECHOKE = 2048,// KILL is echoed by erasing each character on the line
        IEXTEN = 32768
    }
    enum ControlCharacter {
        VINTR = 0,// INTR (interrupt) character
        VQUIT = 1,// QUIT character
        VERASE = 2,// ERASE character
        VKILL = 3,// KILL character
        VEOF = 4,// EOF (end-of-file) character
        VTIME = 5,// Timeout for non-canonical read
        VMIN = 6,// Minimum number of characters for non-canonical read
        VSWTCH = 7,// SWTCH (switch) character
        VSTART = 8,// Start character restarts output after stopped by Stop character
        VSTOP = 9,// Stop character to stop output until Start character typed
        VSUSP = 10,// SUSP (suspend) character
        VEOL = 11,// Additional EOL (end-of-line) character
        VREPRINT = 12,// Reprint unread characters
        VDISCARD = 13,// Toggle start/stop discards pending input
        VWERASE = 14,// Word erase
        VLNEXT = 15,// Literal next character
        VEOL2 = 16
    }
    interface IFlags {
        c_iflag: InputFlag;
        c_oflag: OutputFlag;
        c_cflag: number;
        c_lflag: LocalFlag;
        c_cc: number[];
    }
    function cloneFlags(flags: IFlags): IFlags;
    class Flags implements IFlags {
        c_iflag: InputFlag;
        c_oflag: OutputFlag;
        c_cflag: number;
        c_lflag: LocalFlag;
        c_cc: number[];
    }
    interface ITermios {
        get(): IFlags;
        set(flags: IFlags): void;
    }
    class Termios implements ITermios {
        constructor();
        get(): IFlags;
        log(title: string): void;
        set(flags: IFlags): void;
        setDefaultShell(): void;
        /**
         * Set termios settings to the default used in WebAssembly commands.
         */
        setDefaultWasm(): void;
        setRawMode(): void;
        private _flags;
    }
}