1: /* 2: * Copyright (c) 1983 Regents of the University of California. 3: * All rights reserved. The Berkeley software License Agreement 4: * specifies the terms and conditions for redistribution. 5: * 6: * @(#)telnet.h 5.1 (Berkeley) 5/30/85 7: */ 8: 9: /* 10: * Definitions for the TELNET protocol. 11: */ 12: #define IAC 255 /* interpret as command: */ 13: #define DONT 254 /* you are not to use option */ 14: #define DO 253 /* please, you use option */ 15: #define WONT 252 /* I won't use option */ 16: #define WILL 251 /* I will use option */ 17: #define SB 250 /* interpret as subnegotiation */ 18: #define GA 249 /* you may reverse the line */ 19: #define EL 248 /* erase the current line */ 20: #define EC 247 /* erase the current character */ 21: #define AYT 246 /* are you there */ 22: #define AO 245 /* abort output--but let prog finish */ 23: #define IP 244 /* interrupt process--permanently */ 24: #define BREAK 243 /* break */ 25: #define DM 242 /* data mark--for connect. cleaning */ 26: #define NOP 241 /* nop */ 27: #define SE 240 /* end sub negotiation */ 28: #define EOR 239 /* end of record (transparent mode) */ 29: 30: #define SYNCH 242 /* for telfunc calls */ 31: 32: #ifdef TELCMDS 33: char *telcmds[] = { 34: "SE", "NOP", "DMARK", "BRK", "IP", "AO", "AYT", "EC", 35: "EL", "GA", "SB", "WILL", "WONT", "DO", "DONT", "IAC", 36: }; 37: #endif 38: 39: /* telnet options */ 40: #define TELOPT_BINARY 0 /* 8-bit data path */ 41: #define TELOPT_ECHO 1 /* echo */ 42: #define TELOPT_RCP 2 /* prepare to reconnect */ 43: #define TELOPT_SGA 3 /* suppress go ahead */ 44: #define TELOPT_NAMS 4 /* approximate message size */ 45: #define TELOPT_STATUS 5 /* give status */ 46: #define TELOPT_TM 6 /* timing mark */ 47: #define TELOPT_RCTE 7 /* remote controlled transmission and echo */ 48: #define TELOPT_NAOL 8 /* negotiate about output line width */ 49: #define TELOPT_NAOP 9 /* negotiate about output page size */ 50: #define TELOPT_NAOCRD 10 /* negotiate about CR disposition */ 51: #define TELOPT_NAOHTS 11 /* negotiate about horizontal tabstops */ 52: #define TELOPT_NAOHTD 12 /* negotiate about horizontal tab disposition */ 53: #define TELOPT_NAOFFD 13 /* negotiate about formfeed disposition */ 54: #define TELOPT_NAOVTS 14 /* negotiate about vertical tab stops */ 55: #define TELOPT_NAOVTD 15 /* negotiate about vertical tab disposition */ 56: #define TELOPT_NAOLFD 16 /* negotiate about output LF disposition */ 57: #define TELOPT_XASCII 17 /* extended ascic character set */ 58: #define TELOPT_LOGOUT 18 /* force logout */ 59: #define TELOPT_BM 19 /* byte macro */ 60: #define TELOPT_DET 20 /* data entry terminal */ 61: #define TELOPT_SUPDUP 21 /* supdup protocol */ 62: #define TELOPT_SUPDUPOUTPUT 22 /* supdup output */ 63: #define TELOPT_SNDLOC 23 /* send location */ 64: #define TELOPT_TTYPE 24 /* terminal type */ 65: #define TELOPT_EOR 25 /* end or record */ 66: #define TELOPT_EXOPL 255 /* extended-options-list */ 67: 68: #ifdef TELOPTS 69: #define NTELOPTS (1+TELOPT_EOR) 70: char *telopts[NTELOPTS] = { 71: "BINARY", "ECHO", "RCP", "SUPPRESS GO AHEAD", "NAME", 72: "STATUS", "TIMING MARK", "RCTE", "NAOL", "NAOP", 73: "NAOCRD", "NAOHTS", "NAOHTD", "NAOFFD", "NAOVTS", 74: "NAOVTD", "NAOLFD", "EXTEND ASCII", "LOGOUT", "BYTE MACRO", 75: "DATA ENTRY TERMINAL", "SUPDUP", "SUPDUP OUTPUT", 76: "SEND LOCATION", "TERMINAL TYPE", "END OF RECORD", 77: }; 78: #endif 79: 80: /* sub-option qualifiers */ 81: #define TELQUAL_IS 0 /* option is... */ 82: #define TELQUAL_SEND 1 /* send option */