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/crypto/heimdal/appl/telnet/arpa/telnet.h

https://bitbucket.org/freebsd/freebsd-head/
C++ Header | 323 lines | 226 code | 37 blank | 60 comment | 1 complexity | 99c672e7145d0ab1086f6a084b2a2a65 MD5 | raw file
  1/*
  2 * Copyright (c) 1983, 1993
  3 *	The Regents of the University of California.  All rights reserved.
  4 *
  5 * Redistribution and use in source and binary forms, with or without
  6 * modification, are permitted provided that the following conditions
  7 * are met:
  8 * 1. Redistributions of source code must retain the above copyright
  9 *    notice, this list of conditions and the following disclaimer.
 10 * 2. Redistributions in binary form must reproduce the above copyright
 11 *    notice, this list of conditions and the following disclaimer in the
 12 *    documentation and/or other materials provided with the distribution.
 13 * 3. All advertising materials mentioning features or use of this software
 14 *    must display the following acknowledgement:
 15 *	This product includes software developed by the University of
 16 *	California, Berkeley and its contributors.
 17 * 4. Neither the name of the University nor the names of its contributors
 18 *    may be used to endorse or promote products derived from this software
 19 *    without specific prior written permission.
 20 *
 21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 24 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 31 * SUCH DAMAGE.
 32 *
 33 *	@(#)telnet.h	8.2 (Berkeley) 12/15/93
 34 */
 35
 36#ifndef _TELNET_H_
 37#define	_TELNET_H_
 38
 39/*
 40 * Definitions for the TELNET protocol.
 41 */
 42#define	IAC	255		/* interpret as command: */
 43#define	DONT	254		/* you are not to use option */
 44#define	DO	253		/* please, you use option */
 45#define	WONT	252		/* I won't use option */
 46#define	WILL	251		/* I will use option */
 47#define	SB	250		/* interpret as subnegotiation */
 48#define	GA	249		/* you may reverse the line */
 49#define	EL	248		/* erase the current line */
 50#define	EC	247		/* erase the current character */
 51#define	AYT	246		/* are you there */
 52#define	AO	245		/* abort output--but let prog finish */
 53#define	IP	244		/* interrupt process--permanently */
 54#define	BREAK	243		/* break */
 55#define	DM	242		/* data mark--for connect. cleaning */
 56#define	NOP	241		/* nop */
 57#define	SE	240		/* end sub negotiation */
 58#define EOR     239             /* end of record (transparent mode) */
 59#define	ABORT	238		/* Abort process */
 60#define	SUSP	237		/* Suspend process */
 61#define	xEOF	236		/* End of file: EOF is already used... */
 62
 63#define SYNCH	242		/* for telfunc calls */
 64
 65#ifdef TELCMDS
 66char *telcmds[] = {
 67	"EOF", "SUSP", "ABORT", "EOR",
 68	"SE", "NOP", "DMARK", "BRK", "IP", "AO", "AYT", "EC",
 69	"EL", "GA", "SB", "WILL", "WONT", "DO", "DONT", "IAC", 0,
 70};
 71#else
 72extern char *telcmds[];
 73#endif
 74
 75#define	TELCMD_FIRST	xEOF
 76#define	TELCMD_LAST	IAC
 77#define	TELCMD_OK(x)	((unsigned int)(x) <= TELCMD_LAST && \
 78			 (unsigned int)(x) >= TELCMD_FIRST)
 79#define	TELCMD(x)	telcmds[(x)-TELCMD_FIRST]
 80
 81/* telnet options */
 82#define TELOPT_BINARY	0	/* 8-bit data path */
 83#define TELOPT_ECHO	1	/* echo */
 84#define	TELOPT_RCP	2	/* prepare to reconnect */
 85#define	TELOPT_SGA	3	/* suppress go ahead */
 86#define	TELOPT_NAMS	4	/* approximate message size */
 87#define	TELOPT_STATUS	5	/* give status */
 88#define	TELOPT_TM	6	/* timing mark */
 89#define	TELOPT_RCTE	7	/* remote controlled transmission and echo */
 90#define TELOPT_NAOL 	8	/* negotiate about output line width */
 91#define TELOPT_NAOP 	9	/* negotiate about output page size */
 92#define TELOPT_NAOCRD	10	/* negotiate about CR disposition */
 93#define TELOPT_NAOHTS	11	/* negotiate about horizontal tabstops */
 94#define TELOPT_NAOHTD	12	/* negotiate about horizontal tab disposition */
 95#define TELOPT_NAOFFD	13	/* negotiate about formfeed disposition */
 96#define TELOPT_NAOVTS	14	/* negotiate about vertical tab stops */
 97#define TELOPT_NAOVTD	15	/* negotiate about vertical tab disposition */
 98#define TELOPT_NAOLFD	16	/* negotiate about output LF disposition */
 99#define TELOPT_XASCII	17	/* extended ascic character set */
100#define	TELOPT_LOGOUT	18	/* force logout */
101#define	TELOPT_BM	19	/* byte macro */
102#define	TELOPT_DET	20	/* data entry terminal */
103#define	TELOPT_SUPDUP	21	/* supdup protocol */
104#define	TELOPT_SUPDUPOUTPUT 22	/* supdup output */
105#define	TELOPT_SNDLOC	23	/* send location */
106#define	TELOPT_TTYPE	24	/* terminal type */
107#define	TELOPT_EOR	25	/* end or record */
108#define	TELOPT_TUID	26	/* TACACS user identification */
109#define	TELOPT_OUTMRK	27	/* output marking */
110#define	TELOPT_TTYLOC	28	/* terminal location number */
111#define	TELOPT_3270REGIME 29	/* 3270 regime */
112#define	TELOPT_X3PAD	30	/* X.3 PAD */
113#define	TELOPT_NAWS	31	/* window size */
114#define	TELOPT_TSPEED	32	/* terminal speed */
115#define	TELOPT_LFLOW	33	/* remote flow control */
116#define TELOPT_LINEMODE	34	/* Linemode option */
117#define TELOPT_XDISPLOC	35	/* X Display Location */
118#define TELOPT_OLD_ENVIRON 36	/* Old - Environment variables */
119#define	TELOPT_AUTHENTICATION 37/* Authenticate */
120#define	TELOPT_ENCRYPT	38	/* Encryption option */
121#define TELOPT_NEW_ENVIRON 39	/* New - Environment variables */
122#define	TELOPT_EXOPL	255	/* extended-options-list */
123
124
125#define	NTELOPTS	(1+TELOPT_NEW_ENVIRON)
126#ifdef TELOPTS
127char *telopts[NTELOPTS+1] = {
128	"BINARY", "ECHO", "RCP", "SUPPRESS GO AHEAD", "NAME",
129	"STATUS", "TIMING MARK", "RCTE", "NAOL", "NAOP",
130	"NAOCRD", "NAOHTS", "NAOHTD", "NAOFFD", "NAOVTS",
131	"NAOVTD", "NAOLFD", "EXTEND ASCII", "LOGOUT", "BYTE MACRO",
132	"DATA ENTRY TERMINAL", "SUPDUP", "SUPDUP OUTPUT",
133	"SEND LOCATION", "TERMINAL TYPE", "END OF RECORD",
134	"TACACS UID", "OUTPUT MARKING", "TTYLOC",
135	"3270 REGIME", "X.3 PAD", "NAWS", "TSPEED", "LFLOW",
136	"LINEMODE", "XDISPLOC", "OLD-ENVIRON", "AUTHENTICATION",
137	"ENCRYPT", "NEW-ENVIRON",
138	0,
139};
140#define	TELOPT_FIRST	TELOPT_BINARY
141#define	TELOPT_LAST	TELOPT_NEW_ENVIRON
142#define	TELOPT_OK(x)	((unsigned int)(x) <= TELOPT_LAST)
143#define	TELOPT(x)	telopts[(x)-TELOPT_FIRST]
144#endif
145
146/* sub-option qualifiers */
147#define	TELQUAL_IS	0	/* option is... */
148#define	TELQUAL_SEND	1	/* send option */
149#define	TELQUAL_INFO	2	/* ENVIRON: informational version of IS */
150#define	TELQUAL_REPLY	2	/* AUTHENTICATION: client version of IS */
151#define	TELQUAL_NAME	3	/* AUTHENTICATION: client version of IS */
152
153#define	LFLOW_OFF		0	/* Disable remote flow control */
154#define	LFLOW_ON		1	/* Enable remote flow control */
155#define	LFLOW_RESTART_ANY	2	/* Restart output on any char */
156#define	LFLOW_RESTART_XON	3	/* Restart output only on XON */
157
158/*
159 * LINEMODE suboptions
160 */
161
162#define	LM_MODE		1
163#define	LM_FORWARDMASK	2
164#define	LM_SLC		3
165
166#define	MODE_EDIT	0x01
167#define	MODE_TRAPSIG	0x02
168#define	MODE_ACK	0x04
169#define MODE_SOFT_TAB	0x08
170#define MODE_LIT_ECHO	0x10
171
172#define	MODE_MASK	0x1f
173
174/* Not part of protocol, but needed to simplify things... */
175#define MODE_FLOW		0x0100
176#define MODE_ECHO		0x0200
177#define MODE_INBIN		0x0400
178#define MODE_OUTBIN		0x0800
179#define MODE_FORCE		0x1000
180
181#define	SLC_SYNCH	1
182#define	SLC_BRK		2
183#define	SLC_IP		3
184#define	SLC_AO		4
185#define	SLC_AYT		5
186#define	SLC_EOR		6
187#define	SLC_ABORT	7
188#define	SLC_EOF		8
189#define	SLC_SUSP	9
190#define	SLC_EC		10
191#define	SLC_EL		11
192#define	SLC_EW		12
193#define	SLC_RP		13
194#define	SLC_LNEXT	14
195#define	SLC_XON		15
196#define	SLC_XOFF	16
197#define	SLC_FORW1	17
198#define	SLC_FORW2	18
199
200#define	NSLC		18
201
202/*
203 * For backwards compatability, we define SLC_NAMES to be the
204 * list of names if SLC_NAMES is not defined.
205 */
206#define	SLC_NAMELIST	"0", "SYNCH", "BRK", "IP", "AO", "AYT", "EOR", \
207			"ABORT", "EOF", "SUSP", "EC", "EL", "EW", "RP", \
208			"LNEXT", "XON", "XOFF", "FORW1", "FORW2", 0,
209#ifdef	SLC_NAMES
210char *slc_names[] = {
211	SLC_NAMELIST
212};
213#else
214extern char *slc_names[];
215#define	SLC_NAMES SLC_NAMELIST
216#endif
217
218#define	SLC_NAME_OK(x)	((unsigned int)(x) <= NSLC)
219#define SLC_NAME(x)	slc_names[x]
220
221#define	SLC_NOSUPPORT	0
222#define	SLC_CANTCHANGE	1
223#define	SLC_VARIABLE	2
224#define	SLC_DEFAULT	3
225#define	SLC_LEVELBITS	0x03
226
227#define	SLC_FUNC	0
228#define	SLC_FLAGS	1
229#define	SLC_VALUE	2
230
231#define	SLC_ACK		0x80
232#define	SLC_FLUSHIN	0x40
233#define	SLC_FLUSHOUT	0x20
234
235#define	OLD_ENV_VAR	1
236#define	OLD_ENV_VALUE	0
237#define	NEW_ENV_VAR	0
238#define	NEW_ENV_VALUE	1
239#define	ENV_ESC		2
240#define ENV_USERVAR	3
241
242/*
243 * AUTHENTICATION suboptions
244 */
245
246/*
247 * Who is authenticating who ...
248 */
249#define	AUTH_WHO_CLIENT		0	/* Client authenticating server */
250#define	AUTH_WHO_SERVER		1	/* Server authenticating client */
251#define	AUTH_WHO_MASK		1
252
253/*
254 * amount of authentication done
255 */
256#define	AUTH_HOW_ONE_WAY	0
257#define	AUTH_HOW_MUTUAL		2
258#define	AUTH_HOW_MASK		2
259
260#define	AUTHTYPE_NULL		0
261#define	AUTHTYPE_KERBEROS_V4	1
262#define	AUTHTYPE_KERBEROS_V5	2
263#define	AUTHTYPE_SPX		3
264#define	AUTHTYPE_MINK		4
265#define	AUTHTYPE_SRA		5
266#define	AUTHTYPE_CNT		6
267/* #define	AUTHTYPE_UNSECURE 6 */
268
269#define	AUTHTYPE_TEST		99
270
271#ifdef	AUTH_NAMES
272char *authtype_names[] = {
273	"NULL", "KERBEROS_V4", "KERBEROS_V5", "SPX", "MINK",
274	"SRA", 0,
275};
276#else
277extern char *authtype_names[];
278#endif
279
280#define	AUTHTYPE_NAME_OK(x)	((unsigned int)(x) < AUTHTYPE_CNT)
281#define	AUTHTYPE_NAME(x)	authtype_names[x]
282
283/*
284 * ENCRYPTion suboptions
285 */
286#define	ENCRYPT_IS		0	/* I pick encryption type ... */
287#define	ENCRYPT_SUPPORT		1	/* I support encryption types ... */
288#define	ENCRYPT_REPLY		2	/* Initial setup response */
289#define	ENCRYPT_START		3	/* Am starting to send encrypted */
290#define	ENCRYPT_END		4	/* Am ending encrypted */
291#define	ENCRYPT_REQSTART	5	/* Request you start encrypting */
292#define	ENCRYPT_REQEND		6	/* Request you send encrypting */
293#define	ENCRYPT_ENC_KEYID	7
294#define	ENCRYPT_DEC_KEYID	8
295#define	ENCRYPT_CNT		9
296
297#define	ENCTYPE_ANY		0
298#define	ENCTYPE_DES_CFB64	1
299#define	ENCTYPE_DES_OFB64	2
300#define	ENCTYPE_CNT		3
301
302#ifdef	ENCRYPT_NAMES
303char *encrypt_names[] = {
304	"IS", "SUPPORT", "REPLY", "START", "END",
305	"REQUEST-START", "REQUEST-END", "ENC-KEYID", "DEC-KEYID",
306	0,
307};
308char *enctype_names[] = {
309	"ANY", "DES_CFB64",  "DES_OFB64",  0,
310};
311#else
312extern char *encrypt_names[];
313extern char *enctype_names[];
314#endif
315
316
317#define	ENCRYPT_NAME_OK(x)	((unsigned int)(x) < ENCRYPT_CNT)
318#define	ENCRYPT_NAME(x)		encrypt_names[x]
319
320#define	ENCTYPE_NAME_OK(x)	((unsigned int)(x) < ENCTYPE_CNT)
321#define	ENCTYPE_NAME(x)		enctype_names[x]
322
323#endif /* !_TELNET_H_ */