module Net 
  module SSH 
    module Connection
      
      # These constants are used when requesting a pseudo-terminal (via
      # Net::SSH::Connection::Channel#request_pty). The descriptions for each are
      # taken directly from RFC 4254 ("The Secure Shell (SSH) Connection Protocol"),
      # http://tools.ietf.org/html/rfc4254.
      module Term
        # Interrupt character; 255 if none. Similarly for the other characters.
        # Not all of these characters are supported on all systems.
        VINTR = 1
    
        # The quit character (sends SIGQUIT signal on POSIX systems).
        VQUIT = 2
    
        # Erase the character to left of the cursor.
        VERASE = 3
    
        # Kill the current input line.
        VKILL = 4
    
        # End-of-file character (sends EOF from the terminal).
        VEOF = 5
    
        # End-of-line character in addition to carriage return and/or linefeed.
        VEOL = 6
    
        # Additional end-of-line character.
        VEOL2 = 7
    
        # Continues paused output (normally control-Q).
        VSTART = 8
    
        # Pauses output (normally control-S).
        VSTOP = 9
    
        # Suspends the current program.
        VSUSP = 10
    
        # Another suspend character.
        VDSUSP = 11
    
        # Reprints the current input line.
        VREPRINT = 12
    
        # Erases a word left of cursor.
        VWERASE = 13
    
        # Enter the next character typed literally, even if it is a special
        # character.
        VLNEXT = 14
    
        # Character to flush output.
        VFLUSH = 15
    
        # Switch to a different shell layer.
        VSWITCH = 16
    
        # Prints system status line (load, command, pid, etc).
        VSTATUS = 17
    
        # Toggles the flushing of terminal output.
        VDISCARD = 18
    
        # The ignore parity flag. The parameter SHOULD be 0 if this flag is FALSE,
        # and 1 if it is TRUE.
        IGNPAR = 30
    
        # Mark parity and framing errors.
        PARMRK = 31
    
        # Enable checking of parity errors.
        INPCK = 32
    
        # Strip 8th bit off characters.
        ISTRIP = 33
    
        # Map NL into CR on input.
        INCLR = 34
    
        # Ignore CR on input.
        IGNCR = 35
    
        # Map CR to NL on input.
        ICRNL = 36
    
        # Translate uppercase characters to lowercase.
        IUCLC = 37
    
        # Enable output flow control.
        IXON = 38
    
        # Any char will restart after stop.
        IXANY = 39
    
        # Enable input flow control.
        IXOFF = 40
    
        # Ring bell on input queue full.
        IMAXBEL = 41
    
        # Enable signals INTR, QUIT, [D]SUSP.
        ISIG = 50
    
        # Canonicalize input lines.
        ICANON = 51
    
        # Enable input and output of uppercase characters by preceding their
        # lowercase equivalents with "\".
        XCASE = 52
    
        # Enable echoing.
        ECHO = 53
    
        # Visually erase chars.
        ECHOE = 54
    
        # Kill character discards current line.
        ECHOK = 55
    
        # Echo NL even if ECHO is off.
        ECHONL = 56
    
        # Don't flush after interrupt.
        NOFLSH = 57
    
        # Stop background jobs from output.
        TOSTOP = 58
    
        # Enable extensions.
        IEXTEN = 59
    
        # Echo control characters as ^(Char).
        ECHOCTL = 60
    
        # Visual erase for line kill.
        ECHOKE = 61
    
        # Retype pending input.
        PENDIN = 62
    
        # Enable output processing.
        OPOST = 70
    
        # Convert lowercase to uppercase.
        OLCUC = 71
    
        # Map NL to CR-NL.
        ONLCR = 72
    
        # Translate carriage return to newline (output).
        OCRNL = 73
    
        # Translate newline to carriage return-newline (output).
        ONOCR = 74
    
        # Newline performs a carriage return (output).
        ONLRET = 75
    
        # 7 bit mode.
        CS7 = 90
    
        # 8 bit mode.
        CS8 = 91
    
        # Parity enable.
        PARENB = 92
    
        # Odd parity, else even.
        PARODD = 93
    
        # Specifies the input baud rate in bits per second.
        TTY_OP_ISPEED = 128
    
        # Specifies the output baud rate in bits per second.
        TTY_OP_OSPEED = 129
      end

    end
  end
end