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1.1 root 1: /*
2: * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
3: *
4: * @APPLE_LICENSE_HEADER_START@
5: *
6: * The contents of this file constitute Original Code as defined in and
7: * are subject to the Apple Public Source License Version 1.1 (the
8: * "License"). You may not use this file except in compliance with the
9: * License. Please obtain a copy of the License at
10: * http://www.apple.com/publicsource and read it before using this file.
11: *
12: * This Original Code and all software distributed under the License are
13: * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
14: * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
15: * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
16: * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
17: * License for the specific language governing rights and limitations
18: * under the License.
19: *
20: * @APPLE_LICENSE_HEADER_END@
21: */
22: /*
23: * Copyright (c) 1983, 1993
24: * The Regents of the University of California. All rights reserved.
25: *
26: * Redistribution and use in source and binary forms, with or without
27: * modification, are permitted provided that the following conditions
28: * are met:
29: * 1. Redistributions of source code must retain the above copyright
30: * notice, this list of conditions and the following disclaimer.
31: * 2. Redistributions in binary form must reproduce the above copyright
32: * notice, this list of conditions and the following disclaimer in the
33: * documentation and/or other materials provided with the distribution.
34: * 3. All advertising materials mentioning features or use of this software
35: * must display the following acknowledgement:
36: * This product includes software developed by the University of
37: * California, Berkeley and its contributors.
38: * 4. Neither the name of the University nor the names of its contributors
39: * may be used to endorse or promote products derived from this software
40: * without specific prior written permission.
41: *
42: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
43: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
44: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
45: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
46: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
47: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
48: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
49: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
50: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
51: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
52: * SUCH DAMAGE.
53: *
54: * @(#)telnet.h 8.2 (Berkeley) 12/15/93
55: */
56:
57: #ifndef _TELNET_H_
58: #define _TELNET_H_
59:
60: /*
61: * Definitions for the TELNET protocol.
62: */
63: #define IAC 255 /* interpret as command: */
64: #define DONT 254 /* you are not to use option */
65: #define DO 253 /* please, you use option */
66: #define WONT 252 /* I won't use option */
67: #define WILL 251 /* I will use option */
68: #define SB 250 /* interpret as subnegotiation */
69: #define GA 249 /* you may reverse the line */
70: #define EL 248 /* erase the current line */
71: #define EC 247 /* erase the current character */
72: #define AYT 246 /* are you there */
73: #define AO 245 /* abort output--but let prog finish */
74: #define IP 244 /* interrupt process--permanently */
75: #define BREAK 243 /* break */
76: #define DM 242 /* data mark--for connect. cleaning */
77: #define NOP 241 /* nop */
78: #define SE 240 /* end sub negotiation */
79: #define EOR 239 /* end of record (transparent mode) */
80: #define ABORT 238 /* Abort process */
81: #define SUSP 237 /* Suspend process */
82: #define xEOF 236 /* End of file: EOF is already used... */
83:
84: #define SYNCH 242 /* for telfunc calls */
85:
86: #ifdef TELCMDS
87: char *telcmds[] = {
88: "EOF", "SUSP", "ABORT", "EOR",
89: "SE", "NOP", "DMARK", "BRK", "IP", "AO", "AYT", "EC",
90: "EL", "GA", "SB", "WILL", "WONT", "DO", "DONT", "IAC", 0,
91: };
92: #else
93: extern char *telcmds[];
94: #endif
95:
96: #define TELCMD_FIRST xEOF
97: #define TELCMD_LAST IAC
98: #define TELCMD_OK(x) ((unsigned int)(x) <= TELCMD_LAST && \
99: (unsigned int)(x) >= TELCMD_FIRST)
100: #define TELCMD(x) telcmds[(x)-TELCMD_FIRST]
101:
102: /* telnet options */
103: #define TELOPT_BINARY 0 /* 8-bit data path */
104: #define TELOPT_ECHO 1 /* echo */
105: #define TELOPT_RCP 2 /* prepare to reconnect */
106: #define TELOPT_SGA 3 /* suppress go ahead */
107: #define TELOPT_NAMS 4 /* approximate message size */
108: #define TELOPT_STATUS 5 /* give status */
109: #define TELOPT_TM 6 /* timing mark */
110: #define TELOPT_RCTE 7 /* remote controlled transmission and echo */
111: #define TELOPT_NAOL 8 /* negotiate about output line width */
112: #define TELOPT_NAOP 9 /* negotiate about output page size */
113: #define TELOPT_NAOCRD 10 /* negotiate about CR disposition */
114: #define TELOPT_NAOHTS 11 /* negotiate about horizontal tabstops */
115: #define TELOPT_NAOHTD 12 /* negotiate about horizontal tab disposition */
116: #define TELOPT_NAOFFD 13 /* negotiate about formfeed disposition */
117: #define TELOPT_NAOVTS 14 /* negotiate about vertical tab stops */
118: #define TELOPT_NAOVTD 15 /* negotiate about vertical tab disposition */
119: #define TELOPT_NAOLFD 16 /* negotiate about output LF disposition */
120: #define TELOPT_XASCII 17 /* extended ascic character set */
121: #define TELOPT_LOGOUT 18 /* force logout */
122: #define TELOPT_BM 19 /* byte macro */
123: #define TELOPT_DET 20 /* data entry terminal */
124: #define TELOPT_SUPDUP 21 /* supdup protocol */
125: #define TELOPT_SUPDUPOUTPUT 22 /* supdup output */
126: #define TELOPT_SNDLOC 23 /* send location */
127: #define TELOPT_TTYPE 24 /* terminal type */
128: #define TELOPT_EOR 25 /* end or record */
129: #define TELOPT_TUID 26 /* TACACS user identification */
130: #define TELOPT_OUTMRK 27 /* output marking */
131: #define TELOPT_TTYLOC 28 /* terminal location number */
132: #define TELOPT_3270REGIME 29 /* 3270 regime */
133: #define TELOPT_X3PAD 30 /* X.3 PAD */
134: #define TELOPT_NAWS 31 /* window size */
135: #define TELOPT_TSPEED 32 /* terminal speed */
136: #define TELOPT_LFLOW 33 /* remote flow control */
137: #define TELOPT_LINEMODE 34 /* Linemode option */
138: #define TELOPT_XDISPLOC 35 /* X Display Location */
139: #define TELOPT_OLD_ENVIRON 36 /* Old - Environment variables */
140: #define TELOPT_AUTHENTICATION 37/* Authenticate */
141: #define TELOPT_ENCRYPT 38 /* Encryption option */
142: #define TELOPT_NEW_ENVIRON 39 /* New - Environment variables */
143: #define TELOPT_EXOPL 255 /* extended-options-list */
144:
145:
146: #define NTELOPTS (1+TELOPT_NEW_ENVIRON)
147: #ifdef TELOPTS
148: char *telopts[NTELOPTS+1] = {
149: "BINARY", "ECHO", "RCP", "SUPPRESS GO AHEAD", "NAME",
150: "STATUS", "TIMING MARK", "RCTE", "NAOL", "NAOP",
151: "NAOCRD", "NAOHTS", "NAOHTD", "NAOFFD", "NAOVTS",
152: "NAOVTD", "NAOLFD", "EXTEND ASCII", "LOGOUT", "BYTE MACRO",
153: "DATA ENTRY TERMINAL", "SUPDUP", "SUPDUP OUTPUT",
154: "SEND LOCATION", "TERMINAL TYPE", "END OF RECORD",
155: "TACACS UID", "OUTPUT MARKING", "TTYLOC",
156: "3270 REGIME", "X.3 PAD", "NAWS", "TSPEED", "LFLOW",
157: "LINEMODE", "XDISPLOC", "OLD-ENVIRON", "AUTHENTICATION",
158: "ENCRYPT", "NEW-ENVIRON",
159: 0,
160: };
161: #define TELOPT_FIRST TELOPT_BINARY
162: #define TELOPT_LAST TELOPT_NEW_ENVIRON
163: #define TELOPT_OK(x) ((unsigned int)(x) <= TELOPT_LAST)
164: #define TELOPT(x) telopts[(x)-TELOPT_FIRST]
165: #endif
166:
167: /* sub-option qualifiers */
168: #define TELQUAL_IS 0 /* option is... */
169: #define TELQUAL_SEND 1 /* send option */
170: #define TELQUAL_INFO 2 /* ENVIRON: informational version of IS */
171: #define TELQUAL_REPLY 2 /* AUTHENTICATION: client version of IS */
172: #define TELQUAL_NAME 3 /* AUTHENTICATION: client version of IS */
173:
174: #define LFLOW_OFF 0 /* Disable remote flow control */
175: #define LFLOW_ON 1 /* Enable remote flow control */
176: #define LFLOW_RESTART_ANY 2 /* Restart output on any char */
177: #define LFLOW_RESTART_XON 3 /* Restart output only on XON */
178:
179: /*
180: * LINEMODE suboptions
181: */
182:
183: #define LM_MODE 1
184: #define LM_FORWARDMASK 2
185: #define LM_SLC 3
186:
187: #define MODE_EDIT 0x01
188: #define MODE_TRAPSIG 0x02
189: #define MODE_ACK 0x04
190: #define MODE_SOFT_TAB 0x08
191: #define MODE_LIT_ECHO 0x10
192:
193: #define MODE_MASK 0x1f
194:
195: /* Not part of protocol, but needed to simplify things... */
196: #define MODE_FLOW 0x0100
197: #define MODE_ECHO 0x0200
198: #define MODE_INBIN 0x0400
199: #define MODE_OUTBIN 0x0800
200: #define MODE_FORCE 0x1000
201:
202: #define SLC_SYNCH 1
203: #define SLC_BRK 2
204: #define SLC_IP 3
205: #define SLC_AO 4
206: #define SLC_AYT 5
207: #define SLC_EOR 6
208: #define SLC_ABORT 7
209: #define SLC_EOF 8
210: #define SLC_SUSP 9
211: #define SLC_EC 10
212: #define SLC_EL 11
213: #define SLC_EW 12
214: #define SLC_RP 13
215: #define SLC_LNEXT 14
216: #define SLC_XON 15
217: #define SLC_XOFF 16
218: #define SLC_FORW1 17
219: #define SLC_FORW2 18
220:
221: #define NSLC 18
222:
223: /*
224: * For backwards compatability, we define SLC_NAMES to be the
225: * list of names if SLC_NAMES is not defined.
226: */
227: #define SLC_NAMELIST "0", "SYNCH", "BRK", "IP", "AO", "AYT", "EOR", \
228: "ABORT", "EOF", "SUSP", "EC", "EL", "EW", "RP", \
229: "LNEXT", "XON", "XOFF", "FORW1", "FORW2", 0,
230: #ifdef SLC_NAMES
231: char *slc_names[] = {
232: SLC_NAMELIST
233: };
234: #else
235: extern char *slc_names[];
236: #define SLC_NAMES SLC_NAMELIST
237: #endif
238:
239: #define SLC_NAME_OK(x) ((unsigned int)(x) <= NSLC)
240: #define SLC_NAME(x) slc_names[x]
241:
242: #define SLC_NOSUPPORT 0
243: #define SLC_CANTCHANGE 1
244: #define SLC_VARIABLE 2
245: #define SLC_DEFAULT 3
246: #define SLC_LEVELBITS 0x03
247:
248: #define SLC_FUNC 0
249: #define SLC_FLAGS 1
250: #define SLC_VALUE 2
251:
252: #define SLC_ACK 0x80
253: #define SLC_FLUSHIN 0x40
254: #define SLC_FLUSHOUT 0x20
255:
256: #define OLD_ENV_VAR 1
257: #define OLD_ENV_VALUE 0
258: #define NEW_ENV_VAR 0
259: #define NEW_ENV_VALUE 1
260: #define ENV_ESC 2
261: #define ENV_USERVAR 3
262:
263: /*
264: * AUTHENTICATION suboptions
265: */
266:
267: /*
268: * Who is authenticating who ...
269: */
270: #define AUTH_WHO_CLIENT 0 /* Client authenticating server */
271: #define AUTH_WHO_SERVER 1 /* Server authenticating client */
272: #define AUTH_WHO_MASK 1
273:
274: /*
275: * amount of authentication done
276: */
277: #define AUTH_HOW_ONE_WAY 0
278: #define AUTH_HOW_MUTUAL 2
279: #define AUTH_HOW_MASK 2
280:
281: #define AUTHTYPE_NULL 0
282: #define AUTHTYPE_KERBEROS_V4 1
283: #define AUTHTYPE_KERBEROS_V5 2
284: #define AUTHTYPE_SPX 3
285: #define AUTHTYPE_MINK 4
286: #define AUTHTYPE_CNT 5
287:
288: #define AUTHTYPE_TEST 99
289:
290: #ifdef AUTH_NAMES
291: char *authtype_names[] = {
292: "NULL", "KERBEROS_V4", "KERBEROS_V5", "SPX", "MINK", 0,
293: };
294: #else
295: extern char *authtype_names[];
296: #endif
297:
298: #define AUTHTYPE_NAME_OK(x) ((unsigned int)(x) < AUTHTYPE_CNT)
299: #define AUTHTYPE_NAME(x) authtype_names[x]
300:
301: /*
302: * ENCRYPTion suboptions
303: */
304: #define ENCRYPT_IS 0 /* I pick encryption type ... */
305: #define ENCRYPT_SUPPORT 1 /* I support encryption types ... */
306: #define ENCRYPT_REPLY 2 /* Initial setup response */
307: #define ENCRYPT_START 3 /* Am starting to send encrypted */
308: #define ENCRYPT_END 4 /* Am ending encrypted */
309: #define ENCRYPT_REQSTART 5 /* Request you start encrypting */
310: #define ENCRYPT_REQEND 6 /* Request you send encrypting */
311: #define ENCRYPT_ENC_KEYID 7
312: #define ENCRYPT_DEC_KEYID 8
313: #define ENCRYPT_CNT 9
314:
315: #define ENCTYPE_ANY 0
316: #define ENCTYPE_DES_CFB64 1
317: #define ENCTYPE_DES_OFB64 2
318: #define ENCTYPE_CNT 3
319:
320: #ifdef ENCRYPT_NAMES
321: char *encrypt_names[] = {
322: "IS", "SUPPORT", "REPLY", "START", "END",
323: "REQUEST-START", "REQUEST-END", "ENC-KEYID", "DEC-KEYID",
324: 0,
325: };
326: char *enctype_names[] = {
327: "ANY", "DES_CFB64", "DES_OFB64", 0,
328: };
329: #else
330: extern char *encrypt_names[];
331: extern char *enctype_names[];
332: #endif
333:
334:
335: #define ENCRYPT_NAME_OK(x) ((unsigned int)(x) < ENCRYPT_CNT)
336: #define ENCRYPT_NAME(x) encrypt_names[x]
337:
338: #define ENCTYPE_NAME_OK(x) ((unsigned int)(x) < ENCTYPE_CNT)
339: #define ENCTYPE_NAME(x) enctype_names[x]
340:
341: #endif /* !_TELNET_H_ */
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