diff options
| -rw-r--r-- | lib/arpa_telnet.h | 370 |
1 files changed, 75 insertions, 295 deletions
diff --git a/lib/arpa_telnet.h b/lib/arpa_telnet.h index 7c1c3b02b..1f1890fb7 100644 --- a/lib/arpa_telnet.h +++ b/lib/arpa_telnet.h @@ -1,321 +1,101 @@ -/* - * Copyright (c) 1983, 1993 - * The Regents of the University of California. All rights reserved. +#ifndef __ARPA_TELNET_H +#define __ARPA_TELNET_H +/***************************************************************************** + * _ _ ____ _ + * Project ___| | | | _ \| | + * / __| | | | |_) | | + * | (__| |_| | _ <| |___ + * \___|\___/|_| \_\_____| * - * 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. + * Copyright (C) 2001, Daniel Stenberg, <daniel@haxx.se>, et al. * - * 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. + * In order to be useful for every potential user, curl and libcurl are + * dual-licensed under the MPL and the MIT/X-derivate licenses. * - * @(#)telnet.h 8.2 (Berkeley) 12/15/93 - */ - -#ifndef _ARPA_TELNET_H -#define _ARPA_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 -static -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 -static -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 */ + * You may opt to use, copy, modify, merge, publish, distribute and/or sell + * copies of the Software, and permit persons to whom the Software is + * furnished to do so, under the terms of the MPL or the MIT/X-derivate + * licenses. You may pick one of these licenses. + * + * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY + * KIND, either express or implied. + * + * $Id$ + *****************************************************************************/ /* - * LINEMODE suboptions + * Telnet option defines. Add more here if in need. */ +#define TELOPT_BINARY 0 /* binary 8bit data */ +#define TELOPT_SGA 3 /* Supress Go Ahead */ +#define TELOPT_EXOPL 255 /* EXtended OPtions List */ +#define TELOPT_TTYPE 24 /* Terminal TYPE */ +#define TELOPT_XDISPLOC 35 /* X DISPlay LOCation */ -#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 +#define TELOPT_NEW_ENVIRON 39 /* NEW ENVIRONment variables */ +#define NEW_ENV_VAR 0 +#define NEW_ENV_VALUE 1 /* - * For backwards compatability, we define SLC_NAMES to be the - * list of names if SLC_NAMES is not defined. + * The telnet options represented as strings */ -#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 +static char *telnetoptions[]= +{ + "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", + "DE TERMINAL", "SUPDUP", "SUPDUP OUTPUT", "SEND LOCATION", + "TERM TYPE", "END OF RECORD", "TACACS UID", "OUTPUT MARKING", + "TTYLOC", "3270 REGIME", "X3 PAD", "NAWS", + "TERM SPEED", "LFLOW", "LINEMODE", "XDISPLOC", + "OLD-ENVIRON", "AUTHENTICATION", "ENCRYPT", "NEW-ENVIRON" }; -#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 TELOPT_MAXIMUM TELOPT_NEW_ENVIRON -#define SLC_FUNC 0 -#define SLC_FLAGS 1 -#define SLC_VALUE 2 +#define TELOPT_OK(x) ((x) <= TELOPT_MAXIMUM) +#define TELOPT(x) telnetoptions[x] -#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 +#define NTELOPTS 40 /* - * AUTHENTICATION suboptions + * First some defines */ +#define xEOF 236 /* End Of File */ +#define SE 240 /* Sub negotiation End */ +#define NOP 241 /* No OPeration */ +#define DM 242 /* Data Mark */ +#define GA 249 /* Go Ahead, reverse the line */ +#define SB 250 /* SuBnegotiation */ +#define WILL 251 /* Our side WILL use this option */ +#define WONT 252 /* Our side WON'T use this option */ +#define DO 253 /* DO use this option! */ +#define DONT 254 /* DON'T use this option! */ +#define IAC 255 /* Interpret As Command */ /* - * Who is authenticating who ... + * Then those numbers represented as strings: */ -#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, +static char *telnetcmds[]= +{ + "EOF", "SUSP", "ABORT", "EOR", "SE", + "NOP", "DMARK", "BRK", "IP", "AO", + "AYT", "EC", "EL", "GA", "SB", + "WILL", "WONT", "DO", "DONT", "IAC" }; -#else -extern char *authtype_names[]; -#endif -#define AUTHTYPE_NAME_OK(x) ((unsigned int)(x) < AUTHTYPE_CNT) -#define AUTHTYPE_NAME(x) authtype_names[x] +#define TELCMD_MINIMUM xEOF /* the first one */ +#define TELCMD_MAXIMUM IAC /* surprise, 255 is the last one! ;-) */ -/* - * 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 TELQUAL_IS 0 +#define TELQUAL_SEND 1 +#define TELQUAL_INFO 2 +#define TELQUAL_NAME 3 -#define ENCTYPE_ANY 0 -#define ENCTYPE_DES_CFB64 1 -#define ENCTYPE_DES_OFB64 2 -#define ENCTYPE_CNT 3 +#define TELCMD_OK(x) ( ((unsigned int)(x) >= TELCMD_MINIMUM) && \ + ((unsigned int)(x) <= TELCMD_MAXIMUM) ) +#define TELCMD(x) telnetcmds[(x)-TELCMD_MINIMUM] -#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 /* _ARPA_TELNET_H */ |