source: rtems/cpukit/libnetworking/arpa/telnet.h @ 39e6e65a

4.104.114.84.95
Last change on this file since 39e6e65a was 39e6e65a, checked in by Joel Sherrill <joel.sherrill@…>, on Aug 19, 1998 at 9:32:28 PM

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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 _ARPA_TELNET_H_
37#define _ARPA_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",
70        0
71};
72#else
73extern char *telcmds[];
74#endif
75
76#define TELCMD_FIRST    xEOF
77#define TELCMD_LAST     IAC
78#define TELCMD_OK(x)    ((unsigned int)(x) <= TELCMD_LAST && \
79                         (unsigned int)(x) >= TELCMD_FIRST)
80#define TELCMD(x)       telcmds[(x)-TELCMD_FIRST]
81
82/* telnet options */
83#define TELOPT_BINARY   0       /* 8-bit data path */
84#define TELOPT_ECHO     1       /* echo */
85#define TELOPT_RCP      2       /* prepare to reconnect */
86#define TELOPT_SGA      3       /* suppress go ahead */
87#define TELOPT_NAMS     4       /* approximate message size */
88#define TELOPT_STATUS   5       /* give status */
89#define TELOPT_TM       6       /* timing mark */
90#define TELOPT_RCTE     7       /* remote controlled transmission and echo */
91#define TELOPT_NAOL     8       /* negotiate about output line width */
92#define TELOPT_NAOP     9       /* negotiate about output page size */
93#define TELOPT_NAOCRD   10      /* negotiate about CR disposition */
94#define TELOPT_NAOHTS   11      /* negotiate about horizontal tabstops */
95#define TELOPT_NAOHTD   12      /* negotiate about horizontal tab disposition */
96#define TELOPT_NAOFFD   13      /* negotiate about formfeed disposition */
97#define TELOPT_NAOVTS   14      /* negotiate about vertical tab stops */
98#define TELOPT_NAOVTD   15      /* negotiate about vertical tab disposition */
99#define TELOPT_NAOLFD   16      /* negotiate about output LF disposition */
100#define TELOPT_XASCII   17      /* extended ascic character set */
101#define TELOPT_LOGOUT   18      /* force logout */
102#define TELOPT_BM       19      /* byte macro */
103#define TELOPT_DET      20      /* data entry terminal */
104#define TELOPT_SUPDUP   21      /* supdup protocol */
105#define TELOPT_SUPDUPOUTPUT 22  /* supdup output */
106#define TELOPT_SNDLOC   23      /* send location */
107#define TELOPT_TTYPE    24      /* terminal type */
108#define TELOPT_EOR      25      /* end or record */
109#define TELOPT_TUID     26      /* TACACS user identification */
110#define TELOPT_OUTMRK   27      /* output marking */
111#define TELOPT_TTYLOC   28      /* terminal location number */
112#define TELOPT_3270REGIME 29    /* 3270 regime */
113#define TELOPT_X3PAD    30      /* X.3 PAD */
114#define TELOPT_NAWS     31      /* window size */
115#define TELOPT_TSPEED   32      /* terminal speed */
116#define TELOPT_LFLOW    33      /* remote flow control */
117#define TELOPT_LINEMODE 34      /* Linemode option */
118#define TELOPT_XDISPLOC 35      /* X Display Location */
119#define TELOPT_OLD_ENVIRON 36   /* Old - Environment variables */
120#define TELOPT_AUTHENTICATION 37/* Authenticate */
121#define TELOPT_ENCRYPT  38      /* Encryption option */
122#define TELOPT_NEW_ENVIRON 39   /* New - Environment variables */
123#define TELOPT_EXOPL    255     /* extended-options-list */
124
125
126#define NTELOPTS        (1+TELOPT_NEW_ENVIRON)
127#ifdef TELOPTS
128char *telopts[NTELOPTS+1] = {
129        "BINARY", "ECHO", "RCP", "SUPPRESS GO AHEAD", "NAME",
130        "STATUS", "TIMING MARK", "RCTE", "NAOL", "NAOP",
131        "NAOCRD", "NAOHTS", "NAOHTD", "NAOFFD", "NAOVTS",
132        "NAOVTD", "NAOLFD", "EXTEND ASCII", "LOGOUT", "BYTE MACRO",
133        "DATA ENTRY TERMINAL", "SUPDUP", "SUPDUP OUTPUT",
134        "SEND LOCATION", "TERMINAL TYPE", "END OF RECORD",
135        "TACACS UID", "OUTPUT MARKING", "TTYLOC",
136        "3270 REGIME", "X.3 PAD", "NAWS", "TSPEED", "LFLOW",
137        "LINEMODE", "XDISPLOC", "OLD-ENVIRON", "AUTHENTICATION",
138        "ENCRYPT", "NEW-ENVIRON",
139        0
140};
141#define TELOPT_FIRST    TELOPT_BINARY
142#define TELOPT_LAST     TELOPT_NEW_ENVIRON
143#define TELOPT_OK(x)    ((unsigned int)(x) <= TELOPT_LAST)
144#define TELOPT(x)       telopts[(x)-TELOPT_FIRST]
145#endif
146
147/* sub-option qualifiers */
148#define TELQUAL_IS      0       /* option is... */
149#define TELQUAL_SEND    1       /* send option */
150#define TELQUAL_INFO    2       /* ENVIRON: informational version of IS */
151#define TELQUAL_REPLY   2       /* AUTHENTICATION: client version of IS */
152#define TELQUAL_NAME    3       /* AUTHENTICATION: client version of IS */
153
154#define LFLOW_OFF               0       /* Disable remote flow control */
155#define LFLOW_ON                1       /* Enable remote flow control */
156#define LFLOW_RESTART_ANY       2       /* Restart output on any char */
157#define LFLOW_RESTART_XON       3       /* Restart output only on XON */
158
159/*
160 * LINEMODE suboptions
161 */
162
163#define LM_MODE         1
164#define LM_FORWARDMASK  2
165#define LM_SLC          3
166
167#define MODE_EDIT       0x01
168#define MODE_TRAPSIG    0x02
169#define MODE_ACK        0x04
170#define MODE_SOFT_TAB   0x08
171#define MODE_LIT_ECHO   0x10
172
173#define MODE_MASK       0x1f
174
175/* Not part of protocol, but needed to simplify things... */
176#define MODE_FLOW               0x0100
177#define MODE_ECHO               0x0200
178#define MODE_INBIN              0x0400
179#define MODE_OUTBIN             0x0800
180#define MODE_FORCE              0x1000
181
182#define SLC_SYNCH       1
183#define SLC_BRK         2
184#define SLC_IP          3
185#define SLC_AO          4
186#define SLC_AYT         5
187#define SLC_EOR         6
188#define SLC_ABORT       7
189#define SLC_EOF         8
190#define SLC_SUSP        9
191#define SLC_EC          10
192#define SLC_EL          11
193#define SLC_EW          12
194#define SLC_RP          13
195#define SLC_LNEXT       14
196#define SLC_XON         15
197#define SLC_XOFF        16
198#define SLC_FORW1       17
199#define SLC_FORW2       18
200#define SLC_MCL         19
201#define SLC_MCR         20
202#define SLC_MCWL        21
203#define SLC_MCWR        22
204#define SLC_MCBOL       23
205#define SLC_MCEOL       24
206#define SLC_INSRT       25
207#define SLC_OVER        26
208#define SLC_ECR         27
209#define SLC_EWR         28
210#define SLC_EBOL        29
211#define SLC_EEOL        30
212
213#define NSLC            30
214
215/*
216 * For backwards compatability, we define SLC_NAMES to be the
217 * list of names if SLC_NAMES is not defined.
218 */
219#define SLC_NAMELIST    "0", "SYNCH", "BRK", "IP", "AO", "AYT", "EOR",  \
220                        "ABORT", "EOF", "SUSP", "EC", "EL", "EW", "RP", \
221                        "LNEXT", "XON", "XOFF", "FORW1", "FORW2",       \
222                        "MCL", "MCR", "MCWL", "MCWR", "MCBOL",          \
223                        "MCEOL", "INSRT", "OVER", "ECR", "EWR",         \
224                        "EBOL", "EEOL",                                 \
225                        0
226
227#ifdef  SLC_NAMES
228char *slc_names[] = {
229        SLC_NAMELIST
230};
231#else
232extern char *slc_names[];
233#define SLC_NAMES SLC_NAMELIST
234#endif
235
236#define SLC_NAME_OK(x)  ((unsigned int)(x) <= NSLC)
237#define SLC_NAME(x)     slc_names[x]
238
239#define SLC_NOSUPPORT   0
240#define SLC_CANTCHANGE  1
241#define SLC_VARIABLE    2
242#define SLC_DEFAULT     3
243#define SLC_LEVELBITS   0x03
244
245#define SLC_FUNC        0
246#define SLC_FLAGS       1
247#define SLC_VALUE       2
248
249#define SLC_ACK         0x80
250#define SLC_FLUSHIN     0x40
251#define SLC_FLUSHOUT    0x20
252
253#define OLD_ENV_VAR     1
254#define OLD_ENV_VALUE   0
255#define NEW_ENV_VAR     0
256#define NEW_ENV_VALUE   1
257#define ENV_ESC         2
258#define ENV_USERVAR     3
259
260/*
261 * AUTHENTICATION suboptions
262 */
263
264/*
265 * Who is authenticating who ...
266 */
267#define AUTH_WHO_CLIENT         0       /* Client authenticating server */
268#define AUTH_WHO_SERVER         1       /* Server authenticating client */
269#define AUTH_WHO_MASK           1
270
271/*
272 * amount of authentication done
273 */
274#define AUTH_HOW_ONE_WAY        0
275#define AUTH_HOW_MUTUAL         2
276#define AUTH_HOW_MASK           2
277
278#define AUTHTYPE_NULL           0
279#define AUTHTYPE_KERBEROS_V4    1
280#define AUTHTYPE_KERBEROS_V5    2
281#define AUTHTYPE_SPX            3
282#define AUTHTYPE_MINK           4
283#define AUTHTYPE_CNT            5
284
285#define AUTHTYPE_TEST           99
286
287#ifdef  AUTH_NAMES
288char *authtype_names[] = {
289        "NULL", "KERBEROS_V4", "KERBEROS_V5", "SPX", "MINK",
290        0
291};
292#else
293extern char *authtype_names[];
294#endif
295
296#define AUTHTYPE_NAME_OK(x)     ((unsigned int)(x) < AUTHTYPE_CNT)
297#define AUTHTYPE_NAME(x)        authtype_names[x]
298
299/*
300 * ENCRYPTion suboptions
301 */
302#define ENCRYPT_IS              0       /* I pick encryption type ... */
303#define ENCRYPT_SUPPORT         1       /* I support encryption types ... */
304#define ENCRYPT_REPLY           2       /* Initial setup response */
305#define ENCRYPT_START           3       /* Am starting to send encrypted */
306#define ENCRYPT_END             4       /* Am ending encrypted */
307#define ENCRYPT_REQSTART        5       /* Request you start encrypting */
308#define ENCRYPT_REQEND          6       /* Request you end encrypting */
309#define ENCRYPT_ENC_KEYID       7
310#define ENCRYPT_DEC_KEYID       8
311#define ENCRYPT_CNT             9
312
313#define ENCTYPE_ANY             0
314#define ENCTYPE_DES_CFB64       1
315#define ENCTYPE_DES_OFB64       2
316#define ENCTYPE_CNT             3
317
318#ifdef  ENCRYPT_NAMES
319char *encrypt_names[] = {
320        "IS", "SUPPORT", "REPLY", "START", "END",
321        "REQUEST-START", "REQUEST-END", "ENC-KEYID", "DEC-KEYID",
322        0
323};
324char *enctype_names[] = {
325        "ANY", "DES_CFB64",  "DES_OFB64",
326        0
327};
328#else
329extern char *encrypt_names[];
330extern char *enctype_names[];
331#endif
332
333
334#define ENCRYPT_NAME_OK(x)      ((unsigned int)(x) < ENCRYPT_CNT)
335#define ENCRYPT_NAME(x)         encrypt_names[x]
336
337#define ENCTYPE_NAME_OK(x)      ((unsigned int)(x) < ENCTYPE_CNT)
338#define ENCTYPE_NAME(x)         enctype_names[x]
339
340#endif /* !_TELNET_H_ */
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