449 lines
12 KiB
C
449 lines
12 KiB
C
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/*
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* Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
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*
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* @APPLE_LICENSE_HEADER_START@
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*
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* Copyright (c) 1999-2003 Apple Computer, Inc. All Rights Reserved.
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*
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* This file contains Original Code and/or Modifications of Original Code
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* as defined in and that are subject to the Apple Public Source License
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* Version 2.0 (the 'License'). You may not use this file except in
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* compliance with the License. Please obtain a copy of the License at
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* http://www.opensource.apple.com/apsl/ and read it before using this
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* file.
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*
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* The Original Code and all software distributed under the License are
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* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
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* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
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* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
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* Please see the License for the specific language governing rights and
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* limitations under the License.
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*
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* @APPLE_LICENSE_HEADER_END@
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*/
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/*
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* Copyright (c) 1983, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)telnet.h 8.2 (Berkeley) 12/15/93
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*/
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#ifndef _TELNET_H_
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#define _TELNET_H_
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/*
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* Definitions for the TELNET protocol.
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*/
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#define IAC 255 /* interpret as command: */
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#define DONT 254 /* you are not to use option */
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#define DO 253 /* please, you use option */
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#define WONT 252 /* I won't use option */
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#define WILL 251 /* I will use option */
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#define SB 250 /* interpret as subnegotiation */
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#define GA 249 /* you may reverse the line */
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#define EL 248 /* erase the current line */
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#define EC 247 /* erase the current character */
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#define AYT 246 /* are you there */
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#define AO 245 /* abort output--but let prog finish */
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#define IP 244 /* interrupt process--permanently */
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#define BREAK 243 /* break */
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#define DM 242 /* data mark--for connect. cleaning */
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#define NOP 241 /* nop */
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#define SE 240 /* end sub negotiation */
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#define EOR 239 /* end of record (transparent mode) */
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#define ABORT 238 /* Abort process */
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#define SUSP 237 /* Suspend process */
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#define xEOF 236 /* End of file: EOF is already used... */
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#define SYNCH 242 /* for telfunc calls */
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#ifdef TELCMDS
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char *telcmds[] = {
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"EOF",
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"SUSP",
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"ABORT",
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"EOR",
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"SE",
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"NOP",
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"DMARK",
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"BRK",
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"IP",
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"AO",
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"AYT",
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"EC",
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"EL",
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"GA",
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"SB",
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"WILL",
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"WONT",
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"DO",
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"DONT",
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"IAC",
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0,
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};
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#else
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extern char *telcmds[];
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#endif
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#define TELCMD_FIRST xEOF
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#define TELCMD_LAST IAC
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#define TELCMD_OK(x) ((unsigned int)(x) <= TELCMD_LAST && \
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(unsigned int)(x) >= TELCMD_FIRST)
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#define TELCMD(x) telcmds[(x)-TELCMD_FIRST]
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/* telnet options */
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#define TELOPT_BINARY 0 /* 8-bit data path */
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#define TELOPT_ECHO 1 /* echo */
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#define TELOPT_RCP 2 /* prepare to reconnect */
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#define TELOPT_SGA 3 /* suppress go ahead */
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#define TELOPT_NAMS 4 /* approximate message size */
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#define TELOPT_STATUS 5 /* give status */
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#define TELOPT_TM 6 /* timing mark */
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#define TELOPT_RCTE 7 /* remote controlled transmission and echo */
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#define TELOPT_NAOL 8 /* negotiate about output line width */
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#define TELOPT_NAOP 9 /* negotiate about output page size */
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#define TELOPT_NAOCRD 10 /* negotiate about CR disposition */
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#define TELOPT_NAOHTS 11 /* negotiate about horizontal tabstops */
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#define TELOPT_NAOHTD 12 /* negotiate about horizontal tab disposition */
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#define TELOPT_NAOFFD 13 /* negotiate about formfeed disposition */
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#define TELOPT_NAOVTS 14 /* negotiate about vertical tab stops */
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#define TELOPT_NAOVTD 15 /* negotiate about vertical tab disposition */
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#define TELOPT_NAOLFD 16 /* negotiate about output LF disposition */
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#define TELOPT_XASCII 17 /* extended ascic character set */
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#define TELOPT_LOGOUT 18 /* force logout */
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#define TELOPT_BM 19 /* byte macro */
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#define TELOPT_DET 20 /* data entry terminal */
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#define TELOPT_SUPDUP 21 /* supdup protocol */
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#define TELOPT_SUPDUPOUTPUT 22 /* supdup output */
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#define TELOPT_SNDLOC 23 /* send location */
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#define TELOPT_TTYPE 24 /* terminal type */
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#define TELOPT_EOR 25 /* end or record */
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#define TELOPT_TUID 26 /* TACACS user identification */
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#define TELOPT_OUTMRK 27 /* output marking */
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#define TELOPT_TTYLOC 28 /* terminal location number */
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#define TELOPT_3270REGIME 29 /* 3270 regime */
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#define TELOPT_X3PAD 30 /* X.3 PAD */
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#define TELOPT_NAWS 31 /* window size */
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#define TELOPT_TSPEED 32 /* terminal speed */
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#define TELOPT_LFLOW 33 /* remote flow control */
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#define TELOPT_LINEMODE 34 /* Linemode option */
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#define TELOPT_XDISPLOC 35 /* X Display Location */
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#define TELOPT_OLD_ENVIRON 36 /* Old - Environment variables */
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#define TELOPT_AUTHENTICATION 37 /* Authenticate */
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#define TELOPT_ENCRYPT 38 /* Encryption option */
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#define TELOPT_NEW_ENVIRON 39 /* New - Environment variables */
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#define TELOPT_EXOPL 255 /* extended-options-list */
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// #define TELOPTS
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#define NTELOPTS (1 + TELOPT_NEW_ENVIRON)
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#ifdef TELOPTS
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char *telopts[NTELOPTS + 1] = {
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"BINARY",
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"ECHO",
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"RCP",
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"SUPPRESS GO AHEAD",
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"NAME",
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"STATUS",
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"TIMING MARK",
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"RCTE",
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"NAOL",
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"NAOP",
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"NAOCRD",
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"NAOHTS",
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"NAOHTD",
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"NAOFFD",
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"NAOVTS",
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"NAOVTD",
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"NAOLFD",
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"EXTEND ASCII",
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"LOGOUT",
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"BYTE MACRO",
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"DATA ENTRY TERMINAL",
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"SUPDUP",
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"SUPDUP OUTPUT",
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"SEND LOCATION",
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"TERMINAL TYPE",
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"END OF RECORD",
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"TACACS UID",
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"OUTPUT MARKING",
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"TTYLOC",
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"3270 REGIME",
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"X.3 PAD",
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"NAWS",
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"TSPEED",
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"LFLOW",
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"LINEMODE",
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"XDISPLOC",
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"OLD-ENVIRON",
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"AUTHENTICATION",
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"ENCRYPT",
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"NEW-ENVIRON",
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0,
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};
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#define TELOPT_FIRST TELOPT_BINARY
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#define TELOPT_LAST TELOPT_NEW_ENVIRON
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#define TELOPT_OK(x) ((unsigned int)(x) <= TELOPT_LAST)
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#define TELOPT(x) telopts[(x)-TELOPT_FIRST]
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#endif
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/* sub-option qualifiers */
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#define TELQUAL_IS 0 /* option is... */
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#define TELQUAL_SEND 1 /* send option */
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#define TELQUAL_INFO 2 /* ENVIRON: informational version of IS */
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#define TELQUAL_REPLY 2 /* AUTHENTICATION: client version of IS */
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#define TELQUAL_NAME 3 /* AUTHENTICATION: client version of IS */
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#define LFLOW_OFF 0 /* Disable remote flow control */
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#define LFLOW_ON 1 /* Enable remote flow control */
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#define LFLOW_RESTART_ANY 2 /* Restart output on any char */
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#define LFLOW_RESTART_XON 3 /* Restart output only on XON */
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/*
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* LINEMODE suboptions
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*/
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#define LM_MODE 1
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#define LM_FORWARDMASK 2
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#define LM_SLC 3
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#define MODE_EDIT 0x01
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#define MODE_TRAPSIG 0x02
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#define MODE_ACK 0x04
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#define MODE_SOFT_TAB 0x08
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#define MODE_LIT_ECHO 0x10
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#define MODE_MASK 0x1f
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/* Not part of protocol, but needed to simplify things... */
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#define MODE_FLOW 0x0100
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#define MODE_ECHO 0x0200
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#define MODE_INBIN 0x0400
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#define MODE_OUTBIN 0x0800
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#define MODE_FORCE 0x1000
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#define SLC_SYNCH 1
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#define SLC_BRK 2
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#define SLC_IP 3
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#define SLC_AO 4
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#define SLC_AYT 5
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#define SLC_EOR 6
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#define SLC_ABORT 7
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#define SLC_EOF 8
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#define SLC_SUSP 9
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#define SLC_EC 10
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#define SLC_EL 11
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#define SLC_EW 12
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#define SLC_RP 13
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#define SLC_LNEXT 14
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#define SLC_XON 15
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#define SLC_XOFF 16
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#define SLC_FORW1 17
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#define SLC_FORW2 18
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#define NSLC 18
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/*
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* For backwards compatability, we define SLC_NAMES to be the
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* list of names if SLC_NAMES is not defined.
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*/
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#define SLC_NAMELIST "0", "SYNCH", "BRK", "IP", "AO", "AYT", "EOR", \
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"ABORT", "EOF", "SUSP", "EC", "EL", "EW", "RP", \
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"LNEXT", "XON", "XOFF", "FORW1", "FORW2", 0,
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#ifdef SLC_NAMES
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char *slc_names[] = {
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SLC_NAMELIST};
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#else
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extern char *slc_names[];
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#define SLC_NAMES SLC_NAMELIST
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#endif
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#define SLC_NAME_OK(x) ((unsigned int)(x) <= NSLC)
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#define SLC_NAME(x) slc_names[x]
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#define SLC_NOSUPPORT 0
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#define SLC_CANTCHANGE 1
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#define SLC_VARIABLE 2
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#define SLC_DEFAULT 3
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#define SLC_LEVELBITS 0x03
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#define SLC_FUNC 0
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#define SLC_FLAGS 1
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#define SLC_VALUE 2
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#define SLC_ACK 0x80
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#define SLC_FLUSHIN 0x40
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#define SLC_FLUSHOUT 0x20
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#define OLD_ENV_VAR 1
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#define OLD_ENV_VALUE 0
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#define NEW_ENV_VAR 0
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#define NEW_ENV_VALUE 1
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#define ENV_ESC 2
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#define ENV_USERVAR 3
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/*
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* AUTHENTICATION suboptions
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*/
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/*
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* Who is authenticating who ...
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*/
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#define AUTH_WHO_CLIENT 0 /* Client authenticating server */
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#define AUTH_WHO_SERVER 1 /* Server authenticating client */
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#define AUTH_WHO_MASK 1
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/*
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* amount of authentication done
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*/
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#define AUTH_HOW_ONE_WAY 0
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#define AUTH_HOW_MUTUAL 2
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#define AUTH_HOW_MASK 2
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#define AUTHTYPE_NULL 0
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#define AUTHTYPE_KERBEROS_V4 1
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#define AUTHTYPE_KERBEROS_V5 2
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#define AUTHTYPE_SPX 3
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#define AUTHTYPE_MINK 4
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#define AUTHTYPE_CNT 5
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#define AUTHTYPE_TEST 99
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#ifdef AUTH_NAMES
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char *authtype_names[] = {
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"NULL",
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"KERBEROS_V4",
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"KERBEROS_V5",
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"SPX",
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"MINK",
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0,
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};
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#else
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extern char *authtype_names[];
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#endif
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#define AUTHTYPE_NAME_OK(x) ((unsigned int)(x) < AUTHTYPE_CNT)
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#define AUTHTYPE_NAME(x) authtype_names[x]
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/*
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* ENCRYPTion suboptions
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*/
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#define ENCRYPT_IS 0 /* I pick encryption type ... */
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#define ENCRYPT_SUPPORT 1 /* I support encryption types ... */
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#define ENCRYPT_REPLY 2 /* Initial setup response */
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#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]
|
||
|
|
|
||
|
|
/*
|
||
|
|
user define
|
||
|
|
*/
|
||
|
|
#include <sys/types.h>
|
||
|
|
#include <sys/socket.h>
|
||
|
|
#include <netinet/in.h>
|
||
|
|
#include <arpa/inet.h>
|
||
|
|
#define TELNET_PORT 223
|
||
|
|
#define RX_BUFFER_SIZE 1024
|
||
|
|
#define CMD_SIZE 1024
|
||
|
|
#define CMD_HISTERY_NUMBER 5
|
||
|
|
#define TEL_PROMPT "admin@telnet:~$ "
|
||
|
|
#define PASSWD "admin"
|
||
|
|
extern void printp(char *format, ...);
|
||
|
|
#define debug_print(fmt, ...) printp(fmt, ##__VA_ARGS__)
|
||
|
|
// #define debug_print(fmt, ...) printf(fmt, ##__VA_ARGS__)
|
||
|
|
// #define debug_print(fmt, ...)
|
||
|
|
typedef struct telnet_t
|
||
|
|
{
|
||
|
|
struct sockaddr_in server_addr;
|
||
|
|
int sock_server;
|
||
|
|
struct sockaddr_in client_addr;
|
||
|
|
int sock_client;
|
||
|
|
unsigned char rec_buff[RX_BUFFER_SIZE];
|
||
|
|
int rec_len;
|
||
|
|
unsigned char cmd_buff[CMD_SIZE];
|
||
|
|
unsigned char history_pos;
|
||
|
|
unsigned char history_total;
|
||
|
|
unsigned char cmd_history[CMD_HISTERY_NUMBER][CMD_SIZE];
|
||
|
|
int cmd_pos;
|
||
|
|
unsigned short win_width;
|
||
|
|
unsigned short win_height;
|
||
|
|
unsigned char cilent_type_name[10];
|
||
|
|
char cilent_type;
|
||
|
|
char *passwd;
|
||
|
|
char passwd_pos;
|
||
|
|
char *tel_prompt;
|
||
|
|
char init : 1;
|
||
|
|
char login_in : 1;
|
||
|
|
char tel_login_show : 1;
|
||
|
|
char input_mode : 2;
|
||
|
|
char table_mode : 2;
|
||
|
|
} telnet_t;
|
||
|
|
|
||
|
|
#endif /* !_TELNET_H_ */
|