#ifndef TELNET_H__
#define TELNET_H__ 1
/*
* Copyright (c) 1983 Regents of the University of California.
* All rights reserved.
*
* Redistribution and use in source and binary forms are permitted
* provided that the above copyright notice and this paragraph are
* duplicated in all such forms and that any documentation,
* advertising materials, and other materials related to such
* distribution and use acknowledge that the software was developed
* by the University of California, Berkeley. The name of the
* University may not be used to endorse or promote products derived
* from this software without specific prior written permission.
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
* WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
*
* @(#)telnet.h 5.7 (Berkeley) 11/14/89
*/
/*
* Definitions for the TELNET protocol.
*/
#define IAC 255 /* interpret as command: */
#define DONT 254 /* you are not to use option */
#define DO 253 /* please, you use option */
#define WONT 252 /* I won't use option */
#define WILL 251 /* I will use option */
#define SB 250 /* interpret as subnegotiation */
#define GA 249 /* you may reverse the line */
#define EL 248 /* erase the current line */
#define EC 247 /* erase the current character */
#define AYT 246 /* are you there */
#define AO 245 /* abort output--but let prog finish */
#define IP 244 /* interrupt process--permanently */
#define BREAK 243 /* break */
#define DM 242 /* data mark--for connect. cleaning */
#define NOP 241 /* nop */
#define SE 240 /* end sub negotiation */
#define EOR 239 /* end of record (transparent mode) */
#define ABORT 238 /* Abort process */
#define SUSP 237 /* Suspend process */
#define xEOF 236 /* End of file: EOF is already used... */
#define SYNCH 242 /* for telfunc calls */
#ifdef __DRIVER_SOURCE__
#ifdef TELCMDS
char *telcmds[] = {
"EOF", "SUSP", "ABORT", "EOR",
"SE", "NOP", "DMARK", "BRK", "IP", "AO", "AYT", "EC",
"EL", "GA", "SB", "WILL", "WONT", "DO", "DONT", "IAC",
};
#define TELCMD_FIRST xEOF
#define TELCMD_LAST IAC
#define TELCMD_OK(x) ((x) <= TELCMD_LAST && (x) >= TELCMD_FIRST)
#define TELCMD(x) telcmds[(x)-TELCMD_FIRST]
#endif
#endif /* __DRIVER_SOURCE__ */
/* telnet options */
#define TELOPT_BINARY 0 /* 8-bit data path */
#define TELOPT_ECHO 1 /* echo */
#define TELOPT_RCP 2 /* prepare to reconnect */
#define TELOPT_SGA 3 /* suppress go ahead */
#define TELOPT_NAMS 4 /* approximate message size */
#define TELOPT_STATUS 5 /* give status */
#define TELOPT_TM 6 /* timing mark */
#define TELOPT_RCTE 7 /* remote controlled transmission and echo */
#define TELOPT_NAOL 8 /* negotiate about output line width */
#define TELOPT_NAOP 9 /* negotiate about output page size */
#define TELOPT_NAOCRD 10 /* negotiate about CR disposition */
#define TELOPT_NAOHTS 11 /* negotiate about horizontal tabstops */
#define TELOPT_NAOHTD 12 /* negotiate about horizontal tab disposition */
#define TELOPT_NAOFFD 13 /* negotiate about formfeed disposition */
#define TELOPT_NAOVTS 14 /* negotiate about vertical tab stops */
#define TELOPT_NAOVTD 15 /* negotiate about vertical tab disposition */
#define TELOPT_NAOLFD 16 /* negotiate about output LF disposition */
#define TELOPT_XASCII 17 /* extended ascic character set */
#define TELOPT_LOGOUT 18 /* force logout */
#define TELOPT_BM 19 /* byte macro */
#define TELOPT_DET 20 /* data entry terminal */
#define TELOPT_SUPDUP 21 /* supdup protocol */
#define TELOPT_SUPDUPOUTPUT 22 /* supdup output */
#define TELOPT_SNDLOC 23 /* send location */
#define TELOPT_TTYPE 24 /* terminal type */
#define TELOPT_EOR 25 /* end or record */
#define TELOPT_TUID 26 /* TACACS user identification */
#define TELOPT_OUTMRK 27 /* output marking */
#define TELOPT_TTYLOC 28 /* terminal location number */
#define TELOPT_3270REGIME 29 /* 3270 regime */
#define TELOPT_X3PAD 30 /* X.3 PAD */
#define TELOPT_NAWS 31 /* window size */
#define TELOPT_TSPEED 32 /* terminal speed */
#define TELOPT_LFLOW 33 /* remote flow control */
#define TELOPT_LINEMODE 34 /* Linemode option */
#define TELOPT_XDISPLOC 35 /* X Display Location */
#define TELOPT_ENVIRON 36 /* Environment opt for Port ID */
#define TELOPT_AUTHENTICATION 37 /* authentication */
#define TELOPT_ENCRYPT 38 /* authentication */
#define TELOPT_NEWENV 39 /* Environment opt for Port ID */
#define TELOPT_STARTTLS 46 /* Transport Layer Security */
/* Inofficial, mud specific telnet options */
#define TELOPT_COMPRESS 85 /* Mud Compression Protocol, v.1 */
#define TELOPT_COMPRESS2 86 /* Mud Compression Protocol, v.2 */
#define TELOPT_MSP 90 /* Mud Sound Protocol */
#define TELOPT_MXP 91 /* Mud Extension Protocol */
#define TELOPT_EXOPL 255 /* extended-options-list */
#define NTELOPTS 256 /* was: (1+TELOPT_NEWENV) */
#ifdef __DRIVER_SOURCE__
#ifdef TELOPTS
char *telopts[NTELOPTS]
= { "BINARY", "ECHO", "RCP", "SUPPRESS GO AHEAD"
, "NAME", "STATUS", "TIMING MARK", "RCTE"
, "NAOL", "NAOP", "NAOCRD", "NAOHTS"
, "NAOHTD", "NAOFFD", "NAOVTS", "NAOVTD"
, "NAOLFD", "EXTEND ASCII", "LOGOUT", "BYTE MACRO"
, "DATA ENTRY TERMINAL", "SUPDUP", "SUPDUP OUTPUT", "SEND LOCATION"
, "TERMINAL TYPE", "END OF RECORD", "TACACS UID", "OUTPUT MARKING"
, "TTYLOC", "3270 REGIME", "X.3 PAD", "NAWS"
, "TSPEED", "LFLOW", "LINEMODE", "XDISPLOC"
, "ENVIRON", "AUTH", "ENCRYPT", "NEWENV"
, "TELOPT 40", "TELOPT 41", "TELOPT 42", "TELOPT 43"
, "TELOPT 44", "TELOPT 45", "STARTTLS", "TELOPT 47"
, "TELOPT 48", "TELOPT 49", "TELOPT 50", "TELOPT 51"
, "TELOPT 52", "TELOPT 53", "TELOPT 54", "TELOPT 55"
, "TELOPT 56", "TELOPT 57", "TELOPT 58", "TELOPT 59"
, "TELOPT 60", "TELOPT 61", "TELOPT 62", "TELOPT 63"
, "TELOPT 64", "TELOPT 65", "TELOPT 66", "TELOPT 67"
, "TELOPT 68", "TELOPT 69", "TELOPT 70", "TELOPT 71"
, "TELOPT 72", "TELOPT 73", "TELOPT 74", "TELOPT 75"
, "TELOPT 76", "TELOPT 77", "TELOPT 78", "TELOPT 79"
, "TELOPT 80", "TELOPT 81", "TELOPT 82", "TELOPT 83"
, "TELOPT 84", "MUD COMPRESS", "MUD COMPRESS2", "TELOPT 87"
, "TELOPT 88", "TELOPT 89", "MUD SOUND", "MUD EXTENSION"
};
#define TELOPT_FIRST TELOPT_BINARY
#define TELOPT_LAST TELOPT_MXP
#define TELOPT_OK(x) ((x) <= TELOPT_LAST && (x) >= TELOPT_FIRST)
#define TELOPT(x) telopts[(x)-TELOPT_FIRST]
#endif
#endif /* __DRIVER_SOURCE__ */
/* sub-option qualifiers */
#define TELQUAL_IS 0 /* option is... */
#define TELQUAL_SEND 1 /* send option */
/*
* LINEMODE suboptions
*/
#define LM_MODE 1
#define LM_FORWARDMASK 2
#define LM_SLC 3
#define MODE_EDIT 0x01
#define MODE_TRAPSIG 0x02
#define MODE_ACK 0x04
#define MODE_MASK (MODE_EDIT|MODE_TRAPSIG|MODE_ACK)
/* Not part of protocol, but needed to simplify things... */
#define MODE_FLOW 0x0100
#define MODE_ECHO 0x0200
#define MODE_INBIN 0x0400
#define MODE_OUTBIN 0x0800
#define MODE_FORCE 0x1000
#define SLC_SYNCH 1
#define SLC_BRK 2
#define SLC_IP 3
#define SLC_AO 4
#define SLC_AYT 5
#define SLC_EOR 6
#define SLC_ABORT 7
#define SLC_EOF 8
#define SLC_SUSP 9
#define SLC_EC 10
#define SLC_EL 11
#define SLC_EW 12
#define SLC_RP 13
#define SLC_LNEXT 14
#define SLC_XON 15
#define SLC_XOFF 16
#define SLC_FORW1 17
#define SLC_FORW2 18
#define NSLC 18
#define SLC_NAMES "0", "SYNCH", "BRK", "IP", "AO", "AYT", "EOR", \
"ABORT", "EOF", "SUSP", "EC", "EL", "EW", "RP", \
"LNEXT", "XON", "XOFF", "FORW1", "FORW2"
#define SLC_NOSUPPORT 0
#define SLC_CANTCHANGE 1
#define SLC_VARIABLE 2
#define SLC_DEFAULT 3
#define SLC_LEVELBITS 0x03
#define SLC_FUNC 0
#define SLC_FLAGS 1
#define SLC_VALUE 2
#define SLC_ACK 0x80
#define SLC_FLUSHIN 0x40
#define SLC_FLUSHOUT 0x20
#endif /* TELNET_H__ */
