157416Smarkm/* 257416Smarkm * Copyright (c) 1983, 1993 357416Smarkm * The Regents of the University of California. All rights reserved. 457416Smarkm * 557416Smarkm * Redistribution and use in source and binary forms, with or without 657416Smarkm * modification, are permitted provided that the following conditions 757416Smarkm * are met: 857416Smarkm * 1. Redistributions of source code must retain the above copyright 957416Smarkm * notice, this list of conditions and the following disclaimer. 1057416Smarkm * 2. Redistributions in binary form must reproduce the above copyright 1157416Smarkm * notice, this list of conditions and the following disclaimer in the 1257416Smarkm * documentation and/or other materials provided with the distribution. 1357416Smarkm * 3. All advertising materials mentioning features or use of this software 1457416Smarkm * must display the following acknowledgement: 1557416Smarkm * This product includes software developed by the University of 1657416Smarkm * California, Berkeley and its contributors. 1757416Smarkm * 4. Neither the name of the University nor the names of its contributors 1857416Smarkm * may be used to endorse or promote products derived from this software 1957416Smarkm * without specific prior written permission. 2057416Smarkm * 2157416Smarkm * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 2257416Smarkm * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 2357416Smarkm * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 2457416Smarkm * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 2557416Smarkm * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 2657416Smarkm * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2757416Smarkm * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2857416Smarkm * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2957416Smarkm * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 3057416Smarkm * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 3157416Smarkm * SUCH DAMAGE. 3257416Smarkm * 3357416Smarkm * @(#)telnet.h 8.2 (Berkeley) 12/15/93 3457416Smarkm */ 3557416Smarkm 3657416Smarkm#ifndef _TELNET_H_ 3757416Smarkm#define _TELNET_H_ 3857416Smarkm 3957416Smarkm/* 4057416Smarkm * Definitions for the TELNET protocol. 4157416Smarkm */ 4257416Smarkm#define IAC 255 /* interpret as command: */ 4357416Smarkm#define DONT 254 /* you are not to use option */ 4457416Smarkm#define DO 253 /* please, you use option */ 4557416Smarkm#define WONT 252 /* I won't use option */ 4657416Smarkm#define WILL 251 /* I will use option */ 4757416Smarkm#define SB 250 /* interpret as subnegotiation */ 4857416Smarkm#define GA 249 /* you may reverse the line */ 4957416Smarkm#define EL 248 /* erase the current line */ 5057416Smarkm#define EC 247 /* erase the current character */ 5157416Smarkm#define AYT 246 /* are you there */ 5257416Smarkm#define AO 245 /* abort output--but let prog finish */ 5357416Smarkm#define IP 244 /* interrupt process--permanently */ 5457416Smarkm#define BREAK 243 /* break */ 5557416Smarkm#define DM 242 /* data mark--for connect. cleaning */ 5657416Smarkm#define NOP 241 /* nop */ 5757416Smarkm#define SE 240 /* end sub negotiation */ 5857416Smarkm#define EOR 239 /* end of record (transparent mode) */ 5957416Smarkm#define ABORT 238 /* Abort process */ 6057416Smarkm#define SUSP 237 /* Suspend process */ 6157416Smarkm#define xEOF 236 /* End of file: EOF is already used... */ 6257416Smarkm 6357416Smarkm#define SYNCH 242 /* for telfunc calls */ 6457416Smarkm 6557416Smarkm#ifdef TELCMDS 6657416Smarkmchar *telcmds[] = { 6757416Smarkm "EOF", "SUSP", "ABORT", "EOR", 6857416Smarkm "SE", "NOP", "DMARK", "BRK", "IP", "AO", "AYT", "EC", 6957416Smarkm "EL", "GA", "SB", "WILL", "WONT", "DO", "DONT", "IAC", 0, 7057416Smarkm}; 7157416Smarkm#else 7257416Smarkmextern char *telcmds[]; 7357416Smarkm#endif 7457416Smarkm 7557416Smarkm#define TELCMD_FIRST xEOF 7657416Smarkm#define TELCMD_LAST IAC 7757416Smarkm#define TELCMD_OK(x) ((unsigned int)(x) <= TELCMD_LAST && \ 7857416Smarkm (unsigned int)(x) >= TELCMD_FIRST) 7957416Smarkm#define TELCMD(x) telcmds[(x)-TELCMD_FIRST] 8057416Smarkm 8157416Smarkm/* telnet options */ 8257416Smarkm#define TELOPT_BINARY 0 /* 8-bit data path */ 8357416Smarkm#define TELOPT_ECHO 1 /* echo */ 8457416Smarkm#define TELOPT_RCP 2 /* prepare to reconnect */ 8557416Smarkm#define TELOPT_SGA 3 /* suppress go ahead */ 8657416Smarkm#define TELOPT_NAMS 4 /* approximate message size */ 8757416Smarkm#define TELOPT_STATUS 5 /* give status */ 8857416Smarkm#define TELOPT_TM 6 /* timing mark */ 8957416Smarkm#define TELOPT_RCTE 7 /* remote controlled transmission and echo */ 9057416Smarkm#define TELOPT_NAOL 8 /* negotiate about output line width */ 9157416Smarkm#define TELOPT_NAOP 9 /* negotiate about output page size */ 9257416Smarkm#define TELOPT_NAOCRD 10 /* negotiate about CR disposition */ 9357416Smarkm#define TELOPT_NAOHTS 11 /* negotiate about horizontal tabstops */ 9457416Smarkm#define TELOPT_NAOHTD 12 /* negotiate about horizontal tab disposition */ 9557416Smarkm#define TELOPT_NAOFFD 13 /* negotiate about formfeed disposition */ 9657416Smarkm#define TELOPT_NAOVTS 14 /* negotiate about vertical tab stops */ 9757416Smarkm#define TELOPT_NAOVTD 15 /* negotiate about vertical tab disposition */ 9857416Smarkm#define TELOPT_NAOLFD 16 /* negotiate about output LF disposition */ 9957416Smarkm#define TELOPT_XASCII 17 /* extended ascic character set */ 10057416Smarkm#define TELOPT_LOGOUT 18 /* force logout */ 10157416Smarkm#define TELOPT_BM 19 /* byte macro */ 10257416Smarkm#define TELOPT_DET 20 /* data entry terminal */ 10357416Smarkm#define TELOPT_SUPDUP 21 /* supdup protocol */ 10457416Smarkm#define TELOPT_SUPDUPOUTPUT 22 /* supdup output */ 10557416Smarkm#define TELOPT_SNDLOC 23 /* send location */ 10657416Smarkm#define TELOPT_TTYPE 24 /* terminal type */ 10757416Smarkm#define TELOPT_EOR 25 /* end or record */ 10857416Smarkm#define TELOPT_TUID 26 /* TACACS user identification */ 10957416Smarkm#define TELOPT_OUTMRK 27 /* output marking */ 11057416Smarkm#define TELOPT_TTYLOC 28 /* terminal location number */ 11157416Smarkm#define TELOPT_3270REGIME 29 /* 3270 regime */ 11257416Smarkm#define TELOPT_X3PAD 30 /* X.3 PAD */ 11357416Smarkm#define TELOPT_NAWS 31 /* window size */ 11457416Smarkm#define TELOPT_TSPEED 32 /* terminal speed */ 11557416Smarkm#define TELOPT_LFLOW 33 /* remote flow control */ 11657416Smarkm#define TELOPT_LINEMODE 34 /* Linemode option */ 11757416Smarkm#define TELOPT_XDISPLOC 35 /* X Display Location */ 11857416Smarkm#define TELOPT_OLD_ENVIRON 36 /* Old - Environment variables */ 11957416Smarkm#define TELOPT_AUTHENTICATION 37/* Authenticate */ 12057416Smarkm#define TELOPT_ENCRYPT 38 /* Encryption option */ 12157416Smarkm#define TELOPT_NEW_ENVIRON 39 /* New - Environment variables */ 12257416Smarkm#define TELOPT_EXOPL 255 /* extended-options-list */ 12357416Smarkm 12457416Smarkm 12557416Smarkm#define NTELOPTS (1+TELOPT_NEW_ENVIRON) 12657416Smarkm#ifdef TELOPTS 12757416Smarkmchar *telopts[NTELOPTS+1] = { 12857416Smarkm "BINARY", "ECHO", "RCP", "SUPPRESS GO AHEAD", "NAME", 12957416Smarkm "STATUS", "TIMING MARK", "RCTE", "NAOL", "NAOP", 13057416Smarkm "NAOCRD", "NAOHTS", "NAOHTD", "NAOFFD", "NAOVTS", 13157416Smarkm "NAOVTD", "NAOLFD", "EXTEND ASCII", "LOGOUT", "BYTE MACRO", 13257416Smarkm "DATA ENTRY TERMINAL", "SUPDUP", "SUPDUP OUTPUT", 13357416Smarkm "SEND LOCATION", "TERMINAL TYPE", "END OF RECORD", 13457416Smarkm "TACACS UID", "OUTPUT MARKING", "TTYLOC", 13557416Smarkm "3270 REGIME", "X.3 PAD", "NAWS", "TSPEED", "LFLOW", 13657416Smarkm "LINEMODE", "XDISPLOC", "OLD-ENVIRON", "AUTHENTICATION", 13757416Smarkm "ENCRYPT", "NEW-ENVIRON", 13857416Smarkm 0, 13957416Smarkm}; 14057416Smarkm#define TELOPT_FIRST TELOPT_BINARY 14157416Smarkm#define TELOPT_LAST TELOPT_NEW_ENVIRON 14257416Smarkm#define TELOPT_OK(x) ((unsigned int)(x) <= TELOPT_LAST) 14357416Smarkm#define TELOPT(x) telopts[(x)-TELOPT_FIRST] 14457416Smarkm#endif 14557416Smarkm 14657416Smarkm/* sub-option qualifiers */ 14757416Smarkm#define TELQUAL_IS 0 /* option is... */ 14857416Smarkm#define TELQUAL_SEND 1 /* send option */ 14957416Smarkm#define TELQUAL_INFO 2 /* ENVIRON: informational version of IS */ 15057416Smarkm#define TELQUAL_REPLY 2 /* AUTHENTICATION: client version of IS */ 15157416Smarkm#define TELQUAL_NAME 3 /* AUTHENTICATION: client version of IS */ 15257416Smarkm 15357416Smarkm#define LFLOW_OFF 0 /* Disable remote flow control */ 15457416Smarkm#define LFLOW_ON 1 /* Enable remote flow control */ 15557416Smarkm#define LFLOW_RESTART_ANY 2 /* Restart output on any char */ 15657416Smarkm#define LFLOW_RESTART_XON 3 /* Restart output only on XON */ 15757416Smarkm 15857416Smarkm/* 15957416Smarkm * LINEMODE suboptions 16057416Smarkm */ 16157416Smarkm 16257416Smarkm#define LM_MODE 1 16357416Smarkm#define LM_FORWARDMASK 2 16457416Smarkm#define LM_SLC 3 16557416Smarkm 16657416Smarkm#define MODE_EDIT 0x01 16757416Smarkm#define MODE_TRAPSIG 0x02 16857416Smarkm#define MODE_ACK 0x04 16957416Smarkm#define MODE_SOFT_TAB 0x08 17057416Smarkm#define MODE_LIT_ECHO 0x10 17157416Smarkm 17257416Smarkm#define MODE_MASK 0x1f 17357416Smarkm 17457416Smarkm/* Not part of protocol, but needed to simplify things... */ 17557416Smarkm#define MODE_FLOW 0x0100 17657416Smarkm#define MODE_ECHO 0x0200 17757416Smarkm#define MODE_INBIN 0x0400 17857416Smarkm#define MODE_OUTBIN 0x0800 17957416Smarkm#define MODE_FORCE 0x1000 18057416Smarkm 18157416Smarkm#define SLC_SYNCH 1 18257416Smarkm#define SLC_BRK 2 18357416Smarkm#define SLC_IP 3 18457416Smarkm#define SLC_AO 4 18557416Smarkm#define SLC_AYT 5 18657416Smarkm#define SLC_EOR 6 18757416Smarkm#define SLC_ABORT 7 18857416Smarkm#define SLC_EOF 8 18957416Smarkm#define SLC_SUSP 9 19057416Smarkm#define SLC_EC 10 19157416Smarkm#define SLC_EL 11 19257416Smarkm#define SLC_EW 12 19357416Smarkm#define SLC_RP 13 19457416Smarkm#define SLC_LNEXT 14 19557416Smarkm#define SLC_XON 15 19657416Smarkm#define SLC_XOFF 16 19757416Smarkm#define SLC_FORW1 17 19857416Smarkm#define SLC_FORW2 18 19957416Smarkm 20057416Smarkm#define NSLC 18 20157416Smarkm 20257416Smarkm/* 20357416Smarkm * For backwards compatability, we define SLC_NAMES to be the 20457416Smarkm * list of names if SLC_NAMES is not defined. 20557416Smarkm */ 20657416Smarkm#define SLC_NAMELIST "0", "SYNCH", "BRK", "IP", "AO", "AYT", "EOR", \ 20757416Smarkm "ABORT", "EOF", "SUSP", "EC", "EL", "EW", "RP", \ 20857416Smarkm "LNEXT", "XON", "XOFF", "FORW1", "FORW2", 0, 20957416Smarkm#ifdef SLC_NAMES 21057416Smarkmchar *slc_names[] = { 21157416Smarkm SLC_NAMELIST 21257416Smarkm}; 21357416Smarkm#else 21457416Smarkmextern char *slc_names[]; 21557416Smarkm#define SLC_NAMES SLC_NAMELIST 21657416Smarkm#endif 21757416Smarkm 21857416Smarkm#define SLC_NAME_OK(x) ((unsigned int)(x) <= NSLC) 21957416Smarkm#define SLC_NAME(x) slc_names[x] 22057416Smarkm 22157416Smarkm#define SLC_NOSUPPORT 0 22257416Smarkm#define SLC_CANTCHANGE 1 22357416Smarkm#define SLC_VARIABLE 2 22457416Smarkm#define SLC_DEFAULT 3 22557416Smarkm#define SLC_LEVELBITS 0x03 22657416Smarkm 22757416Smarkm#define SLC_FUNC 0 22857416Smarkm#define SLC_FLAGS 1 22957416Smarkm#define SLC_VALUE 2 23057416Smarkm 23157416Smarkm#define SLC_ACK 0x80 23257416Smarkm#define SLC_FLUSHIN 0x40 23357416Smarkm#define SLC_FLUSHOUT 0x20 23457416Smarkm 23557416Smarkm#define OLD_ENV_VAR 1 23657416Smarkm#define OLD_ENV_VALUE 0 23757416Smarkm#define NEW_ENV_VAR 0 23857416Smarkm#define NEW_ENV_VALUE 1 23957416Smarkm#define ENV_ESC 2 24057416Smarkm#define ENV_USERVAR 3 24157416Smarkm 24257416Smarkm/* 24357416Smarkm * AUTHENTICATION suboptions 24457416Smarkm */ 24557416Smarkm 24657416Smarkm/* 24757416Smarkm * Who is authenticating who ... 24857416Smarkm */ 24957416Smarkm#define AUTH_WHO_CLIENT 0 /* Client authenticating server */ 25057416Smarkm#define AUTH_WHO_SERVER 1 /* Server authenticating client */ 25157416Smarkm#define AUTH_WHO_MASK 1 25257416Smarkm 25357416Smarkm/* 25457416Smarkm * amount of authentication done 25557416Smarkm */ 25657416Smarkm#define AUTH_HOW_ONE_WAY 0 25757416Smarkm#define AUTH_HOW_MUTUAL 2 25857416Smarkm#define AUTH_HOW_MASK 2 25957416Smarkm 26057416Smarkm#define AUTHTYPE_NULL 0 26157416Smarkm#define AUTHTYPE_KERBEROS_V4 1 26257416Smarkm#define AUTHTYPE_KERBEROS_V5 2 26357416Smarkm#define AUTHTYPE_SPX 3 26457416Smarkm#define AUTHTYPE_MINK 4 26557416Smarkm#define AUTHTYPE_SRA 5 26657416Smarkm#define AUTHTYPE_CNT 6 26757416Smarkm/* #define AUTHTYPE_UNSECURE 6 */ 26857416Smarkm 26957416Smarkm#define AUTHTYPE_TEST 99 27057416Smarkm 27157416Smarkm#ifdef AUTH_NAMES 27257416Smarkmchar *authtype_names[] = { 27357416Smarkm "NULL", "KERBEROS_V4", "KERBEROS_V5", "SPX", "MINK", 27457416Smarkm "SRA", 0, 27557416Smarkm}; 27657416Smarkm#else 27757416Smarkmextern char *authtype_names[]; 27857416Smarkm#endif 27957416Smarkm 28057416Smarkm#define AUTHTYPE_NAME_OK(x) ((unsigned int)(x) < AUTHTYPE_CNT) 28157416Smarkm#define AUTHTYPE_NAME(x) authtype_names[x] 28257416Smarkm 28357416Smarkm/* 28457416Smarkm * ENCRYPTion suboptions 28557416Smarkm */ 28657416Smarkm#define ENCRYPT_IS 0 /* I pick encryption type ... */ 28757416Smarkm#define ENCRYPT_SUPPORT 1 /* I support encryption types ... */ 28857416Smarkm#define ENCRYPT_REPLY 2 /* Initial setup response */ 28957416Smarkm#define ENCRYPT_START 3 /* Am starting to send encrypted */ 29057416Smarkm#define ENCRYPT_END 4 /* Am ending encrypted */ 29157416Smarkm#define ENCRYPT_REQSTART 5 /* Request you start encrypting */ 29257416Smarkm#define ENCRYPT_REQEND 6 /* Request you send encrypting */ 29357416Smarkm#define ENCRYPT_ENC_KEYID 7 29457416Smarkm#define ENCRYPT_DEC_KEYID 8 29557416Smarkm#define ENCRYPT_CNT 9 29657416Smarkm 29757416Smarkm#define ENCTYPE_ANY 0 29857416Smarkm#define ENCTYPE_DES_CFB64 1 29957416Smarkm#define ENCTYPE_DES_OFB64 2 30057416Smarkm#define ENCTYPE_CNT 3 30157416Smarkm 30257416Smarkm#ifdef ENCRYPT_NAMES 30357416Smarkmchar *encrypt_names[] = { 30457416Smarkm "IS", "SUPPORT", "REPLY", "START", "END", 30557416Smarkm "REQUEST-START", "REQUEST-END", "ENC-KEYID", "DEC-KEYID", 30657416Smarkm 0, 30757416Smarkm}; 30857416Smarkmchar *enctype_names[] = { 30957416Smarkm "ANY", "DES_CFB64", "DES_OFB64", 0, 31057416Smarkm}; 31157416Smarkm#else 31257416Smarkmextern char *encrypt_names[]; 31357416Smarkmextern char *enctype_names[]; 31457416Smarkm#endif 31557416Smarkm 31657416Smarkm 31757416Smarkm#define ENCRYPT_NAME_OK(x) ((unsigned int)(x) < ENCRYPT_CNT) 31857416Smarkm#define ENCRYPT_NAME(x) encrypt_names[x] 31957416Smarkm 32057416Smarkm#define ENCTYPE_NAME_OK(x) ((unsigned int)(x) < ENCTYPE_CNT) 32157416Smarkm#define ENCTYPE_NAME(x) enctype_names[x] 32257416Smarkm 32357416Smarkm#endif /* !_TELNET_H_ */ 324