1: /* 2: * Copyright (c) 1983 Regents of the University of California. 3: * All rights reserved. 4: * 5: * Redistribution and use in source and binary forms are permitted 6: * provided that the above copyright notice and this paragraph are 7: * duplicated in all such forms and that any documentation, 8: * advertising materials, and other materials related to such 9: * distribution and use acknowledge that the software was developed 10: * by the University of California, Berkeley. The name of the 11: * University may not be used to endorse or promote products derived 12: * from this software without specific prior written permission. 13: * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR 14: * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED 15: * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. 16: * 17: * @(#)telnet.h 5.4 (Berkeley) 2/15/89 18: */ 19: 20: /* 21: * Definitions for the TELNET protocol. 22: */ 23: #define IAC 255 /* interpret as command: */ 24: #define DONT 254 /* you are not to use option */ 25: #define DO 253 /* please, you use option */ 26: #define WONT 252 /* I won't use option */ 27: #define WILL 251 /* I will use option */ 28: #define SB 250 /* interpret as subnegotiation */ 29: #define GA 249 /* you may reverse the line */ 30: #define EL 248 /* erase the current line */ 31: #define EC 247 /* erase the current character */ 32: #define AYT 246 /* are you there */ 33: #define AO 245 /* abort output--but let prog finish */ 34: #define IP 244 /* interrupt process--permanently */ 35: #define BREAK 243 /* break */ 36: #define DM 242 /* data mark--for connect. cleaning */ 37: #define NOP 241 /* nop */ 38: #define SE 240 /* end sub negotiation */ 39: #define EOR 239 /* end of record (transparent mode) */ 40: 41: #define SYNCH 242 /* for telfunc calls */ 42: 43: #ifdef TELCMDS 44: char *telcmds[] = { 45: "SE", "NOP", "DMARK", "BRK", "IP", "AO", "AYT", "EC", 46: "EL", "GA", "SB", "WILL", "WONT", "DO", "DONT", "IAC", 47: }; 48: #endif 49: 50: /* telnet options */ 51: #define TELOPT_BINARY 0 /* 8-bit data path */ 52: #define TELOPT_ECHO 1 /* echo */ 53: #define TELOPT_RCP 2 /* prepare to reconnect */ 54: #define TELOPT_SGA 3 /* suppress go ahead */ 55: #define TELOPT_NAMS 4 /* approximate message size */ 56: #define TELOPT_STATUS 5 /* give status */ 57: #define TELOPT_TM 6 /* timing mark */ 58: #define TELOPT_RCTE 7 /* remote controlled transmission and echo */ 59: #define TELOPT_NAOL 8 /* negotiate about output line width */ 60: #define TELOPT_NAOP 9 /* negotiate about output page size */ 61: #define TELOPT_NAOCRD 10 /* negotiate about CR disposition */ 62: #define TELOPT_NAOHTS 11 /* negotiate about horizontal tabstops */ 63: #define TELOPT_NAOHTD 12 /* negotiate about horizontal tab disposition */ 64: #define TELOPT_NAOFFD 13 /* negotiate about formfeed disposition */ 65: #define TELOPT_NAOVTS 14 /* negotiate about vertical tab stops */ 66: #define TELOPT_NAOVTD 15 /* negotiate about vertical tab disposition */ 67: #define TELOPT_NAOLFD 16 /* negotiate about output LF disposition */ 68: #define TELOPT_XASCII 17 /* extended ascic character set */ 69: #define TELOPT_LOGOUT 18 /* force logout */ 70: #define TELOPT_BM 19 /* byte macro */ 71: #define TELOPT_DET 20 /* data entry terminal */ 72: #define TELOPT_SUPDUP 21 /* supdup protocol */ 73: #define TELOPT_SUPDUPOUTPUT 22 /* supdup output */ 74: #define TELOPT_SNDLOC 23 /* send location */ 75: #define TELOPT_TTYPE 24 /* terminal type */ 76: #define TELOPT_EOR 25 /* end or record */ 77: #define TELOPT_TUID 26 /* TACACS user identification */ 78: #define TELOPT_OUTMRK 27 /* output marking */ 79: #define TELOPT_TTYLOC 28 /* terminal location number */ 80: #define TELOPT_3270REGIME 29 /* 3270 regime */ 81: #define TELOPT_X3PAD 30 /* X.3 PAD */ 82: #define TELOPT_NAWS 31 /* window size */ 83: #define TELOPT_TSPEED 32 /* terminal speed */ 84: #define TELOPT_LFLOW 33 /* remote flow control */ 85: #define TELOPT_EXOPL 255 /* extended-options-list */ 86: 87: #ifdef TELOPTS 88: #define NTELOPTS (1+TELOPT_LFLOW) 89: char *telopts[NTELOPTS] = { 90: "BINARY", "ECHO", "RCP", "SUPPRESS GO AHEAD", "NAME", 91: "STATUS", "TIMING MARK", "RCTE", "NAOL", "NAOP", 92: "NAOCRD", "NAOHTS", "NAOHTD", "NAOFFD", "NAOVTS", 93: "NAOVTD", "NAOLFD", "EXTEND ASCII", "LOGOUT", "BYTE MACRO", 94: "DATA ENTRY TERMINAL", "SUPDUP", "SUPDUP OUTPUT", 95: "SEND LOCATION", "TERMINAL TYPE", "END OF RECORD", 96: "TACACS UID", "OUTPUT MARKING", "TTYLOC", 97: "3270 REGIME", "X.3 PAD", "NAWS", "TSPEED", "LFLOW", 98: }; 99: #endif 100: 101: /* sub-option qualifiers */ 102: #define TELQUAL_IS 0 /* option is... */ 103: #define TELQUAL_SEND 1 /* send option */