1190207Srpaulo/* @(#) $Header: /tcpdump/master/tcpdump/telnet.h,v 1.5 2007-08-29 02:31:44 mcr Exp $ (LBL) */ 298524Sfenner 3190207Srpaulo/* NetBSD: telnet.h,v 1.9 2001/06/11 01:50:50 wiz Exp */ 498524Sfenner 598524Sfenner/* 698524Sfenner * Copyright (c) 1983, 1993 798524Sfenner * The Regents of the University of California. All rights reserved. 898524Sfenner * 998524Sfenner * Redistribution and use in source and binary forms, with or without 1098524Sfenner * modification, are permitted provided that the following conditions 1198524Sfenner * are met: 1298524Sfenner * 1. Redistributions of source code must retain the above copyright 1398524Sfenner * notice, this list of conditions and the following disclaimer. 1498524Sfenner * 2. Redistributions in binary form must reproduce the above copyright 1598524Sfenner * notice, this list of conditions and the following disclaimer in the 1698524Sfenner * documentation and/or other materials provided with the distribution. 1798524Sfenner * 3. All advertising materials mentioning features or use of this software 1898524Sfenner * must display the following acknowledgement: 1998524Sfenner * This product includes software developed by the University of 2098524Sfenner * California, Berkeley and its contributors. 2198524Sfenner * 4. Neither the name of the University nor the names of its contributors 2298524Sfenner * may be used to endorse or promote products derived from this software 2398524Sfenner * without specific prior written permission. 2498524Sfenner * 2598524Sfenner * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 2698524Sfenner * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 2798524Sfenner * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 2898524Sfenner * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 2998524Sfenner * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 3098524Sfenner * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 3198524Sfenner * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 3298524Sfenner * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 3398524Sfenner * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 3498524Sfenner * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 3598524Sfenner * SUCH DAMAGE. 3698524Sfenner * 3798524Sfenner * @(#)telnet.h 8.2 (Berkeley) 12/15/93 3898524Sfenner */ 3998524Sfenner 4098524Sfenner#ifndef _ARPA_TELNET_H_ 4198524Sfenner#define _ARPA_TELNET_H_ 4298524Sfenner 4398524Sfenner/* 4498524Sfenner * Definitions for the TELNET protocol. 4598524Sfenner */ 4698524Sfenner#define IAC 255 /* interpret as command: */ 4798524Sfenner#define DONT 254 /* you are not to use option */ 4898524Sfenner#define DO 253 /* please, you use option */ 4998524Sfenner#define WONT 252 /* I won't use option */ 5098524Sfenner#define WILL 251 /* I will use option */ 5198524Sfenner#define SB 250 /* interpret as subnegotiation */ 5298524Sfenner#define GA 249 /* you may reverse the line */ 5398524Sfenner#define EL 248 /* erase the current line */ 5498524Sfenner#define EC 247 /* erase the current character */ 5598524Sfenner#define AYT 246 /* are you there */ 5698524Sfenner#define AO 245 /* abort output--but let prog finish */ 5798524Sfenner#define IP 244 /* interrupt process--permanently */ 5898524Sfenner#define BREAK 243 /* break */ 5998524Sfenner#define DM 242 /* data mark--for connect. cleaning */ 6098524Sfenner#define NOP 241 /* nop */ 6198524Sfenner#define SE 240 /* end sub negotiation */ 6298524Sfenner#define EOR 239 /* end of record (transparent mode) */ 6398524Sfenner#define ABORT 238 /* Abort process */ 6498524Sfenner#define SUSP 237 /* Suspend process */ 6598524Sfenner#define xEOF 236 /* End of file: EOF is already used... */ 6698524Sfenner 6798524Sfenner#define SYNCH 242 /* for telfunc calls */ 6898524Sfenner 6998524Sfenner#ifdef TELCMDS 7098524Sfennerconst char *telcmds[] = { 7198524Sfenner "EOF", "SUSP", "ABORT", "EOR", 7298524Sfenner "SE", "NOP", "DMARK", "BRK", "IP", "AO", "AYT", "EC", 7398524Sfenner "EL", "GA", "SB", "WILL", "WONT", "DO", "DONT", "IAC", 0, 7498524Sfenner}; 7598524Sfenner#else 7698524Sfennerextern char *telcmds[]; 7798524Sfenner#endif 7898524Sfenner 7998524Sfenner#define TELCMD_FIRST xEOF 8098524Sfenner#define TELCMD_LAST IAC 8198524Sfenner#define TELCMD_OK(x) ((unsigned int)(x) <= TELCMD_LAST && \ 8298524Sfenner (unsigned int)(x) >= TELCMD_FIRST) 8398524Sfenner#define TELCMD(x) telcmds[(x)-TELCMD_FIRST] 8498524Sfenner 8598524Sfenner/* telnet options */ 8698524Sfenner#define TELOPT_BINARY 0 /* 8-bit data path */ 8798524Sfenner#define TELOPT_ECHO 1 /* echo */ 8898524Sfenner#define TELOPT_RCP 2 /* prepare to reconnect */ 8998524Sfenner#define TELOPT_SGA 3 /* suppress go ahead */ 9098524Sfenner#define TELOPT_NAMS 4 /* approximate message size */ 9198524Sfenner#define TELOPT_STATUS 5 /* give status */ 9298524Sfenner#define TELOPT_TM 6 /* timing mark */ 9398524Sfenner#define TELOPT_RCTE 7 /* remote controlled transmission and echo */ 9498524Sfenner#define TELOPT_NAOL 8 /* negotiate about output line width */ 9598524Sfenner#define TELOPT_NAOP 9 /* negotiate about output page size */ 9698524Sfenner#define TELOPT_NAOCRD 10 /* negotiate about CR disposition */ 9798524Sfenner#define TELOPT_NAOHTS 11 /* negotiate about horizontal tabstops */ 9898524Sfenner#define TELOPT_NAOHTD 12 /* negotiate about horizontal tab disposition */ 9998524Sfenner#define TELOPT_NAOFFD 13 /* negotiate about formfeed disposition */ 10098524Sfenner#define TELOPT_NAOVTS 14 /* negotiate about vertical tab stops */ 10198524Sfenner#define TELOPT_NAOVTD 15 /* negotiate about vertical tab disposition */ 10298524Sfenner#define TELOPT_NAOLFD 16 /* negotiate about output LF disposition */ 10398524Sfenner#define TELOPT_XASCII 17 /* extended ascic character set */ 10498524Sfenner#define TELOPT_LOGOUT 18 /* force logout */ 10598524Sfenner#define TELOPT_BM 19 /* byte macro */ 10698524Sfenner#define TELOPT_DET 20 /* data entry terminal */ 10798524Sfenner#define TELOPT_SUPDUP 21 /* supdup protocol */ 10898524Sfenner#define TELOPT_SUPDUPOUTPUT 22 /* supdup output */ 10998524Sfenner#define TELOPT_SNDLOC 23 /* send location */ 11098524Sfenner#define TELOPT_TTYPE 24 /* terminal type */ 11198524Sfenner#define TELOPT_EOR 25 /* end or record */ 11298524Sfenner#define TELOPT_TUID 26 /* TACACS user identification */ 11398524Sfenner#define TELOPT_OUTMRK 27 /* output marking */ 11498524Sfenner#define TELOPT_TTYLOC 28 /* terminal location number */ 11598524Sfenner#define TELOPT_3270REGIME 29 /* 3270 regime */ 11698524Sfenner#define TELOPT_X3PAD 30 /* X.3 PAD */ 11798524Sfenner#define TELOPT_NAWS 31 /* window size */ 11898524Sfenner#define TELOPT_TSPEED 32 /* terminal speed */ 11998524Sfenner#define TELOPT_LFLOW 33 /* remote flow control */ 12098524Sfenner#define TELOPT_LINEMODE 34 /* Linemode option */ 12198524Sfenner#define TELOPT_XDISPLOC 35 /* X Display Location */ 12298524Sfenner#define TELOPT_OLD_ENVIRON 36 /* Old - Environment variables */ 12398524Sfenner#define TELOPT_AUTHENTICATION 37/* Authenticate */ 12498524Sfenner#define TELOPT_ENCRYPT 38 /* Encryption option */ 12598524Sfenner#define TELOPT_NEW_ENVIRON 39 /* New - Environment variables */ 12698524Sfenner#define TELOPT_EXOPL 255 /* extended-options-list */ 12798524Sfenner 12898524Sfenner 12998524Sfenner#define NTELOPTS (1+TELOPT_NEW_ENVIRON) 13098524Sfenner#ifdef TELOPTS 13198524Sfennerconst char *telopts[NTELOPTS+1] = { 13298524Sfenner "BINARY", "ECHO", "RCP", "SUPPRESS GO AHEAD", "NAME", 13398524Sfenner "STATUS", "TIMING MARK", "RCTE", "NAOL", "NAOP", 13498524Sfenner "NAOCRD", "NAOHTS", "NAOHTD", "NAOFFD", "NAOVTS", 13598524Sfenner "NAOVTD", "NAOLFD", "EXTEND ASCII", "LOGOUT", "BYTE MACRO", 13698524Sfenner "DATA ENTRY TERMINAL", "SUPDUP", "SUPDUP OUTPUT", 13798524Sfenner "SEND LOCATION", "TERMINAL TYPE", "END OF RECORD", 13898524Sfenner "TACACS UID", "OUTPUT MARKING", "TTYLOC", 13998524Sfenner "3270 REGIME", "X.3 PAD", "NAWS", "TSPEED", "LFLOW", 14098524Sfenner "LINEMODE", "XDISPLOC", "OLD-ENVIRON", "AUTHENTICATION", 14198524Sfenner "ENCRYPT", "NEW-ENVIRON", 14298524Sfenner 0, 14398524Sfenner}; 14498524Sfenner#define TELOPT_FIRST TELOPT_BINARY 14598524Sfenner#define TELOPT_LAST TELOPT_NEW_ENVIRON 14698524Sfenner#define TELOPT_OK(x) ((unsigned int)(x) <= TELOPT_LAST) 14798524Sfenner#define TELOPT(x) telopts[(x)-TELOPT_FIRST] 14898524Sfenner#endif 14998524Sfenner 15098524Sfenner/* sub-option qualifiers */ 15198524Sfenner#define TELQUAL_IS 0 /* option is... */ 15298524Sfenner#define TELQUAL_SEND 1 /* send option */ 15398524Sfenner#define TELQUAL_INFO 2 /* ENVIRON: informational version of IS */ 15498524Sfenner#define TELQUAL_REPLY 2 /* AUTHENTICATION: client version of IS */ 15598524Sfenner#define TELQUAL_NAME 3 /* AUTHENTICATION: client version of IS */ 15698524Sfenner 15798524Sfenner#define LFLOW_OFF 0 /* Disable remote flow control */ 15898524Sfenner#define LFLOW_ON 1 /* Enable remote flow control */ 15998524Sfenner#define LFLOW_RESTART_ANY 2 /* Restart output on any char */ 16098524Sfenner#define LFLOW_RESTART_XON 3 /* Restart output only on XON */ 16198524Sfenner 16298524Sfenner/* 16398524Sfenner * LINEMODE suboptions 16498524Sfenner */ 16598524Sfenner 16698524Sfenner#define LM_MODE 1 16798524Sfenner#define LM_FORWARDMASK 2 16898524Sfenner#define LM_SLC 3 16998524Sfenner 17098524Sfenner#define MODE_EDIT 0x01 17198524Sfenner#define MODE_TRAPSIG 0x02 17298524Sfenner#define MODE_ACK 0x04 17398524Sfenner#define MODE_SOFT_TAB 0x08 17498524Sfenner#define MODE_LIT_ECHO 0x10 17598524Sfenner 17698524Sfenner#define MODE_MASK 0x1f 17798524Sfenner 17898524Sfenner/* Not part of protocol, but needed to simplify things... */ 17998524Sfenner#define MODE_FLOW 0x0100 18098524Sfenner#define MODE_ECHO 0x0200 18198524Sfenner#define MODE_INBIN 0x0400 18298524Sfenner#define MODE_OUTBIN 0x0800 18398524Sfenner#define MODE_FORCE 0x1000 18498524Sfenner 18598524Sfenner#define SLC_SYNCH 1 18698524Sfenner#define SLC_BRK 2 18798524Sfenner#define SLC_IP 3 18898524Sfenner#define SLC_AO 4 18998524Sfenner#define SLC_AYT 5 19098524Sfenner#define SLC_EOR 6 19198524Sfenner#define SLC_ABORT 7 19298524Sfenner#define SLC_EOF 8 19398524Sfenner#define SLC_SUSP 9 19498524Sfenner#define SLC_EC 10 19598524Sfenner#define SLC_EL 11 19698524Sfenner#define SLC_EW 12 19798524Sfenner#define SLC_RP 13 19898524Sfenner#define SLC_LNEXT 14 19998524Sfenner#define SLC_XON 15 20098524Sfenner#define SLC_XOFF 16 20198524Sfenner#define SLC_FORW1 17 20298524Sfenner#define SLC_FORW2 18 20398524Sfenner#define SLC_MCL 19 20498524Sfenner#define SLC_MCR 20 20598524Sfenner#define SLC_MCWL 21 20698524Sfenner#define SLC_MCWR 22 20798524Sfenner#define SLC_MCBOL 23 20898524Sfenner#define SLC_MCEOL 24 20998524Sfenner#define SLC_INSRT 25 21098524Sfenner#define SLC_OVER 26 21198524Sfenner#define SLC_ECR 27 21298524Sfenner#define SLC_EWR 28 21398524Sfenner#define SLC_EBOL 29 21498524Sfenner#define SLC_EEOL 30 21598524Sfenner 21698524Sfenner#define NSLC 30 21798524Sfenner 21898524Sfenner/* 21998524Sfenner * For backwards compatibility, we define SLC_NAMES to be the 22098524Sfenner * list of names if SLC_NAMES is not defined. 22198524Sfenner */ 22298524Sfenner#define SLC_NAMELIST "0", "SYNCH", "BRK", "IP", "AO", "AYT", "EOR", \ 223127668Sbms "ABORT", "EOF", "SUSP", "EC", "EL", "EW", "RP", \ 224127668Sbms "LNEXT", "XON", "XOFF", "FORW1", "FORW2", \ 225127668Sbms "MCL", "MCR", "MCWL", "MCWR", "MCBOL", \ 226127668Sbms "MCEOL", "INSRT", "OVER", "ECR", "EWR", \ 227127668Sbms "EBOL", "EEOL", \ 228127668Sbms 0, 22998524Sfenner 23098524Sfenner#ifdef SLC_NAMES 23198524Sfennerconst char *slc_names[] = { 23298524Sfenner SLC_NAMELIST 23398524Sfenner}; 23498524Sfenner#else 23598524Sfennerextern char *slc_names[]; 23698524Sfenner#define SLC_NAMES SLC_NAMELIST 23798524Sfenner#endif 23898524Sfenner 23998524Sfenner#define SLC_NAME_OK(x) ((unsigned int)(x) <= NSLC) 24098524Sfenner#define SLC_NAME(x) slc_names[x] 24198524Sfenner 24298524Sfenner#define SLC_NOSUPPORT 0 24398524Sfenner#define SLC_CANTCHANGE 1 24498524Sfenner#define SLC_VARIABLE 2 24598524Sfenner#define SLC_DEFAULT 3 24698524Sfenner#define SLC_LEVELBITS 0x03 24798524Sfenner 24898524Sfenner#define SLC_FUNC 0 24998524Sfenner#define SLC_FLAGS 1 25098524Sfenner#define SLC_VALUE 2 25198524Sfenner 25298524Sfenner#define SLC_ACK 0x80 25398524Sfenner#define SLC_FLUSHIN 0x40 25498524Sfenner#define SLC_FLUSHOUT 0x20 25598524Sfenner 25698524Sfenner#define OLD_ENV_VAR 1 25798524Sfenner#define OLD_ENV_VALUE 0 25898524Sfenner#define NEW_ENV_VAR 0 25998524Sfenner#define NEW_ENV_VALUE 1 26098524Sfenner#define ENV_ESC 2 26198524Sfenner#define ENV_USERVAR 3 26298524Sfenner 26398524Sfenner/* 26498524Sfenner * AUTHENTICATION suboptions 26598524Sfenner */ 26698524Sfenner 26798524Sfenner/* 26898524Sfenner * Who is authenticating who ... 26998524Sfenner */ 27098524Sfenner#define AUTH_WHO_CLIENT 0 /* Client authenticating server */ 27198524Sfenner#define AUTH_WHO_SERVER 1 /* Server authenticating client */ 27298524Sfenner#define AUTH_WHO_MASK 1 27398524Sfenner 27498524Sfenner/* 27598524Sfenner * amount of authentication done 27698524Sfenner */ 27798524Sfenner#define AUTH_HOW_ONE_WAY 0 27898524Sfenner#define AUTH_HOW_MUTUAL 2 27998524Sfenner#define AUTH_HOW_MASK 2 28098524Sfenner 28198524Sfenner/* 28298524Sfenner * should we be encrypting? (not yet formally standardized) 28398524Sfenner */ 28498524Sfenner#define AUTH_ENCRYPT_OFF 0 28598524Sfenner#define AUTH_ENCRYPT_ON 4 28698524Sfenner#define AUTH_ENCRYPT_MASK 4 28798524Sfenner 28898524Sfenner#define AUTHTYPE_NULL 0 28998524Sfenner#define AUTHTYPE_KERBEROS_V4 1 29098524Sfenner#define AUTHTYPE_KERBEROS_V5 2 29198524Sfenner#define AUTHTYPE_SPX 3 29298524Sfenner#define AUTHTYPE_MINK 4 29398524Sfenner#define AUTHTYPE_CNT 5 29498524Sfenner 29598524Sfenner#define AUTHTYPE_TEST 99 29698524Sfenner 29798524Sfenner#ifdef AUTH_NAMES 29898524Sfennerconst char *authtype_names[] = { 29998524Sfenner "NULL", "KERBEROS_V4", "KERBEROS_V5", "SPX", "MINK", 0, 30098524Sfenner}; 30198524Sfenner#else 30298524Sfennerextern char *authtype_names[]; 30398524Sfenner#endif 30498524Sfenner 30598524Sfenner#define AUTHTYPE_NAME_OK(x) ((unsigned int)(x) < AUTHTYPE_CNT) 30698524Sfenner#define AUTHTYPE_NAME(x) authtype_names[x] 30798524Sfenner 30898524Sfenner/* 30998524Sfenner * ENCRYPTion suboptions 31098524Sfenner */ 31198524Sfenner#define ENCRYPT_IS 0 /* I pick encryption type ... */ 31298524Sfenner#define ENCRYPT_SUPPORT 1 /* I support encryption types ... */ 31398524Sfenner#define ENCRYPT_REPLY 2 /* Initial setup response */ 31498524Sfenner#define ENCRYPT_START 3 /* Am starting to send encrypted */ 31598524Sfenner#define ENCRYPT_END 4 /* Am ending encrypted */ 31698524Sfenner#define ENCRYPT_REQSTART 5 /* Request you start encrypting */ 31798524Sfenner#define ENCRYPT_REQEND 6 /* Request you send encrypting */ 31898524Sfenner#define ENCRYPT_ENC_KEYID 7 31998524Sfenner#define ENCRYPT_DEC_KEYID 8 32098524Sfenner#define ENCRYPT_CNT 9 32198524Sfenner 32298524Sfenner#define ENCTYPE_ANY 0 32398524Sfenner#define ENCTYPE_DES_CFB64 1 32498524Sfenner#define ENCTYPE_DES_OFB64 2 32598524Sfenner#define ENCTYPE_CNT 3 32698524Sfenner 32798524Sfenner#ifdef ENCRYPT_NAMES 32898524Sfennerconst char *encrypt_names[] = { 32998524Sfenner "IS", "SUPPORT", "REPLY", "START", "END", 33098524Sfenner "REQUEST-START", "REQUEST-END", "ENC-KEYID", "DEC-KEYID", 33198524Sfenner 0, 33298524Sfenner}; 33398524Sfennerconst char *enctype_names[] = { 33498524Sfenner "ANY", "DES_CFB64", "DES_OFB64", 0, 33598524Sfenner}; 33698524Sfenner#else 33798524Sfennerextern char *encrypt_names[]; 33898524Sfennerextern char *enctype_names[]; 33998524Sfenner#endif 34098524Sfenner 34198524Sfenner 34298524Sfenner#define ENCRYPT_NAME_OK(x) ((unsigned int)(x) < ENCRYPT_CNT) 34398524Sfenner#define ENCRYPT_NAME(x) encrypt_names[x] 34498524Sfenner 34598524Sfenner#define ENCTYPE_NAME_OK(x) ((unsigned int)(x) < ENCTYPE_CNT) 34698524Sfenner#define ENCTYPE_NAME(x) enctype_names[x] 34798524Sfenner 34898524Sfenner#endif /* _ARPA_TELNET_H_ */ 349