323 lines
10 KiB
C
323 lines
10 KiB
C
/* $NetBSD: telnet.h,v 1.4 1994/10/26 00:56:46 cgd Exp $ */
|
|
|
|
/*
|
|
* Copyright (c) 1983, 1993
|
|
* The Regents of the University of California. All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. All advertising materials mentioning features or use of this software
|
|
* must display the following acknowledgement:
|
|
* This product includes software developed by the University of
|
|
* California, Berkeley and its contributors.
|
|
* 4. Neither the name of the University nor the names of its contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*
|
|
* @(#)telnet.h 8.1 (Berkeley) 6/2/93
|
|
*/
|
|
|
|
#ifndef _TELNET_H_
|
|
#define _TELNET_H_
|
|
|
|
/*
|
|
* 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 ABORT 238 /* Abort process */
|
|
#define SUSP 237 /* Suspend process */
|
|
#define xEOF 236 /* End of file: EOF is already used... */
|
|
|
|
#define SYNCH 242 /* for telfunc calls */
|
|
|
|
#ifdef TELCMDS
|
|
char *telcmds[] = {
|
|
"EOF", "SUSP", "ABORT", "EOR",
|
|
"SE", "NOP", "DMARK", "BRK", "IP", "AO", "AYT", "EC",
|
|
"EL", "GA", "SB", "WILL", "WONT", "DO", "DONT", "IAC", 0,
|
|
};
|
|
#else
|
|
extern char *telcmds[];
|
|
#endif
|
|
|
|
#define TELCMD_FIRST xEOF
|
|
#define TELCMD_LAST IAC
|
|
#define TELCMD_OK(x) ((unsigned int)(x) <= TELCMD_LAST && \
|
|
(unsigned int)(x) >= TELCMD_FIRST)
|
|
#define TELCMD(x) telcmds[(x)-TELCMD_FIRST]
|
|
|
|
/* 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_TUID 26 /* TACACS user identification */
|
|
#define TELOPT_OUTMRK 27 /* output marking */
|
|
#define TELOPT_TTYLOC 28 /* terminal location number */
|
|
#define TELOPT_3270REGIME 29 /* 3270 regime */
|
|
#define TELOPT_X3PAD 30 /* X.3 PAD */
|
|
#define TELOPT_NAWS 31 /* window size */
|
|
#define TELOPT_TSPEED 32 /* terminal speed */
|
|
#define TELOPT_LFLOW 33 /* remote flow control */
|
|
#define TELOPT_LINEMODE 34 /* Linemode option */
|
|
#define TELOPT_XDISPLOC 35 /* X Display Location */
|
|
#define TELOPT_OLD_ENVIRON 36 /* Old - Environment variables */
|
|
#define TELOPT_AUTHENTICATION 37/* Authenticate */
|
|
#define TELOPT_ENCRYPT 38 /* Encryption option */
|
|
#define TELOPT_NEW_ENVIRON 39 /* New - Environment variables */
|
|
#define TELOPT_EXOPL 255 /* extended-options-list */
|
|
|
|
|
|
#define NTELOPTS (1+TELOPT_NEW_ENVIRON)
|
|
#ifdef TELOPTS
|
|
char *telopts[NTELOPTS+1] = {
|
|
"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",
|
|
"TACACS UID", "OUTPUT MARKING", "TTYLOC",
|
|
"3270 REGIME", "X.3 PAD", "NAWS", "TSPEED", "LFLOW",
|
|
"LINEMODE", "XDISPLOC", "OLD-ENVIRON", "AUTHENTICATION",
|
|
"ENCRYPT", "NEW-ENVIRON",
|
|
0,
|
|
};
|
|
#define TELOPT_FIRST TELOPT_BINARY
|
|
#define TELOPT_LAST TELOPT_NEW_ENVIRON
|
|
#define TELOPT_OK(x) ((unsigned int)(x) <= TELOPT_LAST)
|
|
#define TELOPT(x) telopts[(x)-TELOPT_FIRST]
|
|
#endif
|
|
|
|
/* sub-option qualifiers */
|
|
#define TELQUAL_IS 0 /* option is... */
|
|
#define TELQUAL_SEND 1 /* send option */
|
|
#define TELQUAL_INFO 2 /* ENVIRON: informational version of IS */
|
|
#define TELQUAL_REPLY 2 /* AUTHENTICATION: client version of IS */
|
|
#define TELQUAL_NAME 3 /* AUTHENTICATION: client version of IS */
|
|
|
|
#define LFLOW_OFF 0 /* Disable remote flow control */
|
|
#define LFLOW_ON 1 /* Enable remote flow control */
|
|
#define LFLOW_RESTART_ANY 2 /* Restart output on any char */
|
|
#define LFLOW_RESTART_XON 3 /* Restart output only on XON */
|
|
|
|
/*
|
|
* LINEMODE suboptions
|
|
*/
|
|
|
|
#define LM_MODE 1
|
|
#define LM_FORWARDMASK 2
|
|
#define LM_SLC 3
|
|
|
|
#define MODE_EDIT 0x01
|
|
#define MODE_TRAPSIG 0x02
|
|
#define MODE_ACK 0x04
|
|
#define MODE_SOFT_TAB 0x08
|
|
#define MODE_LIT_ECHO 0x10
|
|
|
|
#define MODE_MASK 0x1f
|
|
|
|
/* Not part of protocol, but needed to simplify things... */
|
|
#define MODE_FLOW 0x0100
|
|
#define MODE_ECHO 0x0200
|
|
#define MODE_INBIN 0x0400
|
|
#define MODE_OUTBIN 0x0800
|
|
#define MODE_FORCE 0x1000
|
|
|
|
#define SLC_SYNCH 1
|
|
#define SLC_BRK 2
|
|
#define SLC_IP 3
|
|
#define SLC_AO 4
|
|
#define SLC_AYT 5
|
|
#define SLC_EOR 6
|
|
#define SLC_ABORT 7
|
|
#define SLC_EOF 8
|
|
#define SLC_SUSP 9
|
|
#define SLC_EC 10
|
|
#define SLC_EL 11
|
|
#define SLC_EW 12
|
|
#define SLC_RP 13
|
|
#define SLC_LNEXT 14
|
|
#define SLC_XON 15
|
|
#define SLC_XOFF 16
|
|
#define SLC_FORW1 17
|
|
#define SLC_FORW2 18
|
|
|
|
#define NSLC 18
|
|
|
|
/*
|
|
* For backwards compatability, we define SLC_NAMES to be the
|
|
* list of names if SLC_NAMES is not defined.
|
|
*/
|
|
#define SLC_NAMELIST "0", "SYNCH", "BRK", "IP", "AO", "AYT", "EOR", \
|
|
"ABORT", "EOF", "SUSP", "EC", "EL", "EW", "RP", \
|
|
"LNEXT", "XON", "XOFF", "FORW1", "FORW2", 0,
|
|
#ifdef SLC_NAMES
|
|
char *slc_names[] = {
|
|
SLC_NAMELIST
|
|
};
|
|
#else
|
|
extern char *slc_names[];
|
|
#define SLC_NAMES SLC_NAMELIST
|
|
#endif
|
|
|
|
#define SLC_NAME_OK(x) ((unsigned int)(x) <= NSLC)
|
|
#define SLC_NAME(x) slc_names[x]
|
|
|
|
#define SLC_NOSUPPORT 0
|
|
#define SLC_CANTCHANGE 1
|
|
#define SLC_VARIABLE 2
|
|
#define SLC_DEFAULT 3
|
|
#define SLC_LEVELBITS 0x03
|
|
|
|
#define SLC_FUNC 0
|
|
#define SLC_FLAGS 1
|
|
#define SLC_VALUE 2
|
|
|
|
#define SLC_ACK 0x80
|
|
#define SLC_FLUSHIN 0x40
|
|
#define SLC_FLUSHOUT 0x20
|
|
|
|
#define OLD_ENV_VAR 1
|
|
#define OLD_ENV_VALUE 0
|
|
#define NEW_ENV_VAR 0
|
|
#define NEW_ENV_VALUE 1
|
|
#define ENV_ESC 2
|
|
#define ENV_USERVAR 3
|
|
|
|
/*
|
|
* AUTHENTICATION suboptions
|
|
*/
|
|
|
|
/*
|
|
* Who is authenticating who ...
|
|
*/
|
|
#define AUTH_WHO_CLIENT 0 /* Client authenticating server */
|
|
#define AUTH_WHO_SERVER 1 /* Server authenticating client */
|
|
#define AUTH_WHO_MASK 1
|
|
|
|
/*
|
|
* amount of authentication done
|
|
*/
|
|
#define AUTH_HOW_ONE_WAY 0
|
|
#define AUTH_HOW_MUTUAL 2
|
|
#define AUTH_HOW_MASK 2
|
|
|
|
#define AUTHTYPE_NULL 0
|
|
#define AUTHTYPE_KERBEROS_V4 1
|
|
#define AUTHTYPE_KERBEROS_V5 2
|
|
#define AUTHTYPE_SPX 3
|
|
#define AUTHTYPE_MINK 4
|
|
#define AUTHTYPE_CNT 5
|
|
|
|
#define AUTHTYPE_TEST 99
|
|
|
|
#ifdef AUTH_NAMES
|
|
char *authtype_names[] = {
|
|
"NULL", "KERBEROS_V4", "KERBEROS_V5", "SPX", "MINK", 0,
|
|
};
|
|
#else
|
|
extern char *authtype_names[];
|
|
#endif
|
|
|
|
#define AUTHTYPE_NAME_OK(x) ((unsigned int)(x) < AUTHTYPE_CNT)
|
|
#define AUTHTYPE_NAME(x) authtype_names[x]
|
|
|
|
/*
|
|
* ENCRYPTion suboptions
|
|
*/
|
|
#define ENCRYPT_IS 0 /* I pick encryption type ... */
|
|
#define ENCRYPT_SUPPORT 1 /* I support encryption types ... */
|
|
#define ENCRYPT_REPLY 2 /* Initial setup response */
|
|
#define ENCRYPT_START 3 /* Am starting to send encrypted */
|
|
#define ENCRYPT_END 4 /* Am ending encrypted */
|
|
#define ENCRYPT_REQSTART 5 /* Request you start encrypting */
|
|
#define ENCRYPT_REQEND 6 /* Request you send encrypting */
|
|
#define ENCRYPT_ENC_KEYID 7
|
|
#define ENCRYPT_DEC_KEYID 8
|
|
#define ENCRYPT_CNT 9
|
|
|
|
#define ENCTYPE_ANY 0
|
|
#define ENCTYPE_DES_CFB64 1
|
|
#define ENCTYPE_DES_OFB64 2
|
|
#define ENCTYPE_CNT 3
|
|
|
|
#ifdef ENCRYPT_NAMES
|
|
char *encrypt_names[] = {
|
|
"IS", "SUPPORT", "REPLY", "START", "END",
|
|
"REQUEST-START", "REQUEST-END", "ENC-KEYID", "DEC-KEYID",
|
|
0,
|
|
};
|
|
char *enctype_names[] = {
|
|
"ANY", "DES_CFB64", "DES_OFB64", 0,
|
|
};
|
|
#else
|
|
extern char *encrypt_names[];
|
|
extern char *enctype_names[];
|
|
#endif
|
|
|
|
|
|
#define ENCRYPT_NAME_OK(x) ((unsigned int)(x) < ENCRYPT_CNT)
|
|
#define ENCRYPT_NAME(x) encrypt_names[x]
|
|
|
|
#define ENCTYPE_NAME_OK(x) ((unsigned int)(x) < ENCTYPE_CNT)
|
|
#define ENCTYPE_NAME(x) enctype_names[x]
|
|
|
|
#endif /* !_TELNET_H_ */
|