telnet

Documentation

Index

• Constants
• Variables
• type TELNETPlugin
  • func (p *TELNETPlugin) Name() string
  • func (p *TELNETPlugin) PortPriority(port uint16) bool
  • func (p *TELNETPlugin) Priority() int
  • func (p *TELNETPlugin) Run(conn net.Conn, timeout time.Duration, target plugins.Target) (*plugins.Service, error)
  • func (p *TELNETPlugin) Type() plugins.Protocol

Constants

const AO byte = 245

const AUTHOPT byte = 37

const AYT byte = 246

const ApproxMsgSizeNeg byte = 4

const BRK byte = 243

const BYTEMACRO byte = 19

const BinTransmission byte = 0

https://www.iana.org/assignments/telnet-options/telnet-options.xhtml Binary Transmission [RFC856] Reconnection [NIC 15391 of 1973] Approx Message Size Negotiation [NIC 15393 of 1973] Remote Controlled Trans and Echo [RFC726] Output Line Width [NIC 20196 of August 1978] Output Page Size [NIC 20197 of August 1978] Output Carriage-Return Disposition [RFC652] Output Horizontal Tab Stops [RFC653] Output Horizontal Tab Disposition [RFC654] Output Formfeed Disposition [RFC655] Output Vertical Tabstops [RFC656] Output Vertical Tab Disposition [RFC657] Output Linefeed Disposition [RFC658] Extended ASCII [RFC698] Logout [RFC727] Byte Macro [RFC735] Data Entry Terminal [RFC1043][RFC732] SUPDUP [RFC736][RFC734] SUPDUP Output [RFC749] Send Location [RFC779] End of Record [RFC885] TACACS User Identification [RFC927] Output Marking [RFC933] Terminal Location Number [RFC946] Telnet 3270 Regime [RFC1041] X.3 PAD [RFC1053] X Display Location [RFC1096] Authentication Option [RFC2941] Encryption Option [RFC2946] New Environment Option [RFC1572] TN3270E [RFC2355] XAUTH [Rob_Earhart] CHARSET [RFC2066] Telnet Remote Serial Port (RSP) [Robert_Barnes] Com Port Control Option [RFC2217] Telnet Suppress Local Echo [Wirt_Atmar] Telnet Start TLS [Michael_Boe] KERMIT [RFC2840] SEND-URL [David_Croft] FORWARD_X [Jeffrey_Altman] TELOPT PRAGMA LOGON [Steve_McGregory] TELOPT SSPI LOGON [Steve_McGregory] TELOPT PRAGMA HEARTBEAT [Steve_McGregory]

const CHARSET byte = 42

const COMPORT byte = 44

const DM byte = 242

const DO byte = 253

const DONT byte = 254

const DataEntryTerm byte = 20

const EC byte = 247

const ECHO byte = 1

https://users.cs.cf.ac.uk/Dave.Marshall/Internet/node141.html

const EL byte = 248

const ENCOPT byte = 38

const ENVVAR byte = 36

const EOR byte = 25

const EXTASCII byte = 17

const ForX byte = 49

const GA byte = 249

const IAC byte = 255

https://www.rfc-editor.org/rfc/rfc854

const IP byte = 244

const KERMIT byte = 47

const LINEMODE byte = 34

const LOGOUT byte = 18

const NEWENVOPT byte = 39

const NOP byte = 241

const OM byte = 27

const OUTCRD byte = 10

const OUTFFD byte = 13

const OUTHTD byte = 12

const OUTHTS byte = 11

const OUTLD byte = 16

const OUTLINEWIDTH byte = 8

const OUTPAGESIZE byte = 9

const OUTVT byte = 14

const OUTVTD byte = 15

const RECON byte = 2

const REMOTEFLOWCTRL byte = 33

const RemoteCtrlTE byte = 7

const SB byte = 250

const SE byte = 240

const SENDURL byte = 48

const STATUS byte = 5

const SUPDUP byte = 21

const SUPPRESSGOAHEAD byte = 3

const SendLoc byte = 23

const SupdupOut byte = 22

const T3270 byte = 29

const TACAS byte = 26

const TELNET = "telnet"

const TELPL byte = 138

const TELPRAGMA byte = 140

const TELSSPI byte = 139

const TERMLOCN byte = 28

const TERMSPEED byte = 32

const TERMTYPE byte = 24

const TIMINGMARK byte = 6

const TN327 byte = 40

const TRSP byte = 43

const TSLE byte = 45

const TSTLS byte = 46

const WILL byte = 251

const WINDOWSIZE byte = 31

const WONT byte = 252

const X3PAD byte = 30

const XAUTH byte = 41

const XDISP byte = 35

Variables

var TelnetCommandMap = map[byte]bool{
	IAC:  true,
	DONT: true,
	DO:   true,
	WONT: true,
	WILL: true,
	SE:   true,
	NOP:  true,
	DM:   true,
	BRK:  true,
	IP:   true,
	AO:   true,
	AYT:  true,
	EC:   true,
	EL:   true,
	GA:   true,
	SB:   true,
}

var TelnetOptionsMap = map[byte]bool{
	ECHO:             true,
	SUPPRESSGOAHEAD:  true,
	STATUS:           true,
	TIMINGMARK:       true,
	TERMTYPE:         true,
	WINDOWSIZE:       true,
	TERMSPEED:        true,
	REMOTEFLOWCTRL:   true,
	LINEMODE:         true,
	ENVVAR:           true,
	BinTransmission:  true,
	RECON:            true,
	ApproxMsgSizeNeg: true,
	RemoteCtrlTE:     true,
	OUTLINEWIDTH:     true,
	OUTPAGESIZE:      true,
	OUTCRD:           true,
	OUTHTS:           true,
	OUTHTD:           true,
	OUTFFD:           true,
	OUTVT:            true,
	OUTVTD:           true,
	OUTLD:            true,
	EXTASCII:         true,
	LOGOUT:           true,
	BYTEMACRO:        true,
	DataEntryTerm:    true,
	SUPDUP:           true,
	SupdupOut:        true,
	SendLoc:          true,
	EOR:              true,
	TACAS:            true,
	OM:               true,
	TERMLOCN:         true,
	T3270:            true,
	X3PAD:            true,
	XDISP:            true,
	AUTHOPT:          true,
	ENCOPT:           true,
	NEWENVOPT:        true,
	TN327:            true,
	XAUTH:            true,
	CHARSET:          true,
	TRSP:             true,
	COMPORT:          true,
	TSLE:             true,
	TSTLS:            true,
	KERMIT:           true,
	SENDURL:          true,
	ForX:             true,
	TELPL:            true,
	TELSSPI:          true,
	TELPRAGMA:        true,
}

https://users.cs.cf.ac.uk/Dave.Marshall/Internet/node141.html https://www.iana.org/assignments/telnet-options/telnet-options.xhtml

Types

type TELNETPlugin

type TELNETPlugin struct{}

func (*TELNETPlugin) Name

func (p *TELNETPlugin) Name() string

func (*TELNETPlugin) PortPriority

func (p *TELNETPlugin) PortPriority(port uint16) bool

func (*TELNETPlugin) Priority

func (p *TELNETPlugin) Priority() int

func (*TELNETPlugin) Run

func (p *TELNETPlugin) Run(conn net.Conn, timeout time.Duration, target plugins.Target) (*plugins.Service, error)

func (*TELNETPlugin) Type

func (p *TELNETPlugin) Type() plugins.Protocol