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- /*
- * Copyright (c) 1983 Regents of the University of California.
- * All rights reserved. The Berkeley software License Agreement
- * specifies the terms and conditions for redistribution.
- *
- * @(#)telnet.h 5.1 (Berkeley) 5/30/85
- */
-
- /*
- * 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 SYNCH 242 /* for telfunc calls */
-
- #ifdef TELCMDS
- char *telcmds[] = {
- "SE", "NOP", "DMARK", "BRK", "IP", "AO", "AYT", "EC",
- "EL", "GA", "SB", "WILL", "WONT", "DO", "DONT", "IAC",
- };
- #endif
-
- /* 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_EXOPL 255 /* extended-options-list */
-
- #ifdef TELOPTS
- #define NTELOPTS (1+TELOPT_EOR)
- 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",
- };
- #endif
-
- /* sub-option qualifiers */
- #define TELQUAL_IS 0 /* option is... */
- #define TELQUAL_SEND 1 /* send option */
-