2 * Copyright (c) 1988, 1990, 1993
3 * The Regents of the University of California. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
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.
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
33 * @(#)externs.h 8.3 (Berkeley) 5/30/95
34 * $FreeBSD: src/usr.bin/telnet/externs.h,v 1.5.2.2 2002/04/13 11:07:13 markm Exp $
42 * ucb stdio.h defines BSD as something weird
44 #if defined(sun) && defined(__svr4__)
49 # if BSD > 43 || defined(SYSV_TERMIO)
56 #include <sys/ioctl.h>
60 # include <sys/termios.h>
62 # define termio termios
64 #if defined(NO_CC_T) || !defined(USE_TERMIO)
65 # if !defined(USE_TERMIO)
68 typedef unsigned char cc_t;
75 #include <netinet6/ipsec.h>
76 #if defined(IPSEC_POLICY_IPSEC)
77 extern char *ipsec_policy_in;
78 extern char *ipsec_policy_out;
82 #ifndef _POSIX_VDISABLE
84 # include <sys/param.h> /* pick up VDISABLE definition, mayby */
87 # define _POSIX_VDISABLE VDISABLE
89 # define _POSIX_VDISABLE ((cc_t)'\377')
93 #define SUBBUFSIZE 256
104 autologin, /* Autologin enabled */
105 skiprc, /* Don't process the ~/.telnetrc file */
106 eight, /* use eight bit mode (binary in and/or out */
107 family, /* address family of peer */
108 flushout, /* flush output */
109 connected, /* Are we connected to the other side? */
110 globalmode, /* Mode tty should be in */
111 telnetport, /* Are we connected to the telnet port? */
112 localflow, /* Flow control handled locally */
113 restartany, /* If flow control, restart output on any character */
114 localchars, /* we recognize interrupt/quit */
115 donelclchars, /* the user has set "localchars" */
117 net, /* Network file descriptor */
118 tin, /* Terminal input file descriptor */
119 tout, /* Terminal output file descriptor */
120 crlf, /* Should '\r' be mapped to <CR><LF> (or <CR><NUL>)? */
121 autoflush, /* flush output when interrupting? */
122 autosynch, /* send interrupt characters with SYNCH? */
123 SYNCHing, /* Is the stream in telnet SYNCH mode? */
124 donebinarytoggle, /* the user has put us in binary */
125 dontlecho, /* do we suppress local echoing right now? */
127 netdata, /* Print out network data flow */
128 prettydump, /* Print "netdata" output in user readable format */
129 termdata, /* Print out terminal data flow */
130 debug, /* Debug level */
131 doaddrlookup, /* do a reverse lookup? */
132 clienteof; /* Client received EOF */
134 extern cc_t escape; /* Escape to command mode */
135 extern cc_t rlogin; /* Rlogin mode escape character */
136 #ifdef KLUDGELINEMODE
137 extern cc_t echoc; /* Toggle local echoing */
141 *prompt; /* Prompt for command. */
148 options[], /* All the little options */
149 *hostname; /* Who are we connected to? */
152 * We keep track of each side of the option negotiation.
155 #define MY_STATE_WILL 0x01
156 #define MY_WANT_STATE_WILL 0x02
157 #define MY_STATE_DO 0x04
158 #define MY_WANT_STATE_DO 0x08
161 * Macros to check the current state of things
164 #define my_state_is_do(opt) (options[opt]&MY_STATE_DO)
165 #define my_state_is_will(opt) (options[opt]&MY_STATE_WILL)
166 #define my_want_state_is_do(opt) (options[opt]&MY_WANT_STATE_DO)
167 #define my_want_state_is_will(opt) (options[opt]&MY_WANT_STATE_WILL)
169 #define my_state_is_dont(opt) (!my_state_is_do(opt))
170 #define my_state_is_wont(opt) (!my_state_is_will(opt))
171 #define my_want_state_is_dont(opt) (!my_want_state_is_do(opt))
172 #define my_want_state_is_wont(opt) (!my_want_state_is_will(opt))
174 #define set_my_state_do(opt) {options[opt] |= MY_STATE_DO;}
175 #define set_my_state_will(opt) {options[opt] |= MY_STATE_WILL;}
176 #define set_my_want_state_do(opt) {options[opt] |= MY_WANT_STATE_DO;}
177 #define set_my_want_state_will(opt) {options[opt] |= MY_WANT_STATE_WILL;}
179 #define set_my_state_dont(opt) {options[opt] &= ~MY_STATE_DO;}
180 #define set_my_state_wont(opt) {options[opt] &= ~MY_STATE_WILL;}
181 #define set_my_want_state_dont(opt) {options[opt] &= ~MY_WANT_STATE_DO;}
182 #define set_my_want_state_wont(opt) {options[opt] &= ~MY_WANT_STATE_WILL;}
185 * Make everything symetrical
188 #define HIS_STATE_WILL MY_STATE_DO
189 #define HIS_WANT_STATE_WILL MY_WANT_STATE_DO
190 #define HIS_STATE_DO MY_STATE_WILL
191 #define HIS_WANT_STATE_DO MY_WANT_STATE_WILL
193 #define his_state_is_do my_state_is_will
194 #define his_state_is_will my_state_is_do
195 #define his_want_state_is_do my_want_state_is_will
196 #define his_want_state_is_will my_want_state_is_do
198 #define his_state_is_dont my_state_is_wont
199 #define his_state_is_wont my_state_is_dont
200 #define his_want_state_is_dont my_want_state_is_wont
201 #define his_want_state_is_wont my_want_state_is_dont
203 #define set_his_state_do set_my_state_will
204 #define set_his_state_will set_my_state_do
205 #define set_his_want_state_do set_my_want_state_will
206 #define set_his_want_state_will set_my_want_state_do
208 #define set_his_state_dont set_my_state_wont
209 #define set_his_state_wont set_my_state_dont
210 #define set_his_want_state_dont set_my_want_state_wont
211 #define set_his_want_state_wont set_my_want_state_dont
213 #if defined(USE_TERMIO)
214 #define SIG_FUNC_RET void
216 #define SIG_FUNC_RET int
225 *NetTrace; /* Where debugging output goes */
227 NetTraceFile[]; /* Name of file where debugging output goes */
229 SetNetTrace(char *); /* Function to change where debugging goes */
233 toplevel; /* For error conditions. */
236 command(int, const char *, int),
237 Dump(char, unsigned char *, int),
240 ExitString(const char *, int),
247 printoption(const char *, int, int),
248 printsub(char, unsigned char *, int),
257 setcommandmode(void),
258 set_escape_char(char *s),
260 sys_telnet_init(void),
262 tel_enter_binary(int),
263 tel_leave_binary(int),
264 TerminalFlushOutput(void),
265 TerminalNewMode(int),
266 TerminalRestoreState(void),
267 TerminalSaveState(void),
268 TerminalDefaultChars(void),
269 TerminalSpeeds(long *, long *),
282 lm_will(unsigned char *, int),
283 lm_wont(unsigned char *, int),
284 lm_do(unsigned char *, int),
285 lm_dont(unsigned char *, int),
286 lm_mode(unsigned char *, int, int);
291 slc_mode_export(void),
292 slc_mode_import(int),
295 slc(unsigned char *, int),
297 slc_start_reply(void),
298 slc_add_reply(unsigned char, unsigned char, cc_t),
302 opt_welldefined(const char *),
305 process_rings(int, int, int, int, int, int),
307 SetSockOpt(int, int, int, int),
311 TerminalRead(char *, int),
312 TerminalWrite(char *, int),
313 TerminalAutoFlush(void),
314 TerminalWindowSize(long *, long *),
315 TerminalSpecialChars(int),
320 env_opt(unsigned char *, int),
322 env_opt_start_info(void),
323 env_opt_add(unsigned char *),
327 *env_default(int, int),
328 *env_getvalue(const unsigned char *);
339 extern struct tchars ntc;
340 extern struct ltchars nltc;
341 extern struct sgttyb nttyb;
343 # define termEofChar ntc.t_eofc
344 # define termEraseChar nttyb.sg_erase
345 # define termFlushChar nltc.t_flushc
346 # define termIntChar ntc.t_intrc
347 # define termKillChar nttyb.sg_kill
348 # define termLiteralNextChar nltc.t_lnextc
349 # define termQuitChar ntc.t_quitc
350 # define termSuspChar nltc.t_suspc
351 # define termRprntChar nltc.t_rprntc
352 # define termWerasChar nltc.t_werasc
353 # define termStartChar ntc.t_startc
354 # define termStopChar ntc.t_stopc
355 # define termForw1Char ntc.t_brkc
356 extern cc_t termForw2Char;
357 extern cc_t termAytChar;
359 # define termEofCharp (cc_t *)&ntc.t_eofc
360 # define termEraseCharp (cc_t *)&nttyb.sg_erase
361 # define termFlushCharp (cc_t *)&nltc.t_flushc
362 # define termIntCharp (cc_t *)&ntc.t_intrc
363 # define termKillCharp (cc_t *)&nttyb.sg_kill
364 # define termLiteralNextCharp (cc_t *)&nltc.t_lnextc
365 # define termQuitCharp (cc_t *)&ntc.t_quitc
366 # define termSuspCharp (cc_t *)&nltc.t_suspc
367 # define termRprntCharp (cc_t *)&nltc.t_rprntc
368 # define termWerasCharp (cc_t *)&nltc.t_werasc
369 # define termStartCharp (cc_t *)&ntc.t_startc
370 # define termStopCharp (cc_t *)&ntc.t_stopc
371 # define termForw1Charp (cc_t *)&ntc.t_brkc
372 # define termForw2Charp (cc_t *)&termForw2Char
373 # define termAytCharp (cc_t *)&termAytChar
377 extern struct termio new_tc;
379 # define termEofChar new_tc.c_cc[VEOF]
380 # define termEraseChar new_tc.c_cc[VERASE]
381 # define termIntChar new_tc.c_cc[VINTR]
382 # define termKillChar new_tc.c_cc[VKILL]
383 # define termQuitChar new_tc.c_cc[VQUIT]
386 extern cc_t termSuspChar;
388 # define termSuspChar new_tc.c_cc[VSUSP]
390 # if defined(VFLUSHO) && !defined(VDISCARD)
391 # define VDISCARD VFLUSHO
394 extern cc_t termFlushChar;
396 # define termFlushChar new_tc.c_cc[VDISCARD]
399 extern cc_t termWerasChar;
401 # define termWerasChar new_tc.c_cc[VWERASE]
404 extern cc_t termRprntChar;
406 # define termRprntChar new_tc.c_cc[VREPRINT]
409 extern cc_t termLiteralNextChar;
411 # define termLiteralNextChar new_tc.c_cc[VLNEXT]
414 extern cc_t termStartChar;
416 # define termStartChar new_tc.c_cc[VSTART]
419 extern cc_t termStopChar;
421 # define termStopChar new_tc.c_cc[VSTOP]
424 extern cc_t termForw1Char;
426 # define termForw1Char new_tc.c_cc[VEOL]
429 extern cc_t termForw2Char;
431 # define termForw2Char new_tc.c_cc[VEOL]
434 extern cc_t termAytChar;
436 # define termAytChar new_tc.c_cc[VSTATUS]
439 # if defined(__STDC__)
440 # define termEofCharp &termEofChar
441 # define termEraseCharp &termEraseChar
442 # define termIntCharp &termIntChar
443 # define termKillCharp &termKillChar
444 # define termQuitCharp &termQuitChar
445 # define termSuspCharp &termSuspChar
446 # define termFlushCharp &termFlushChar
447 # define termWerasCharp &termWerasChar
448 # define termRprntCharp &termRprntChar
449 # define termLiteralNextCharp &termLiteralNextChar
450 # define termStartCharp &termStartChar
451 # define termStopCharp &termStopChar
452 # define termForw1Charp &termForw1Char
453 # define termForw2Charp &termForw2Char
454 # define termAytCharp &termAytChar
456 /* Work around a compiler bug */
457 # define termEofCharp 0
458 # define termEraseCharp 0
459 # define termIntCharp 0
460 # define termKillCharp 0
461 # define termQuitCharp 0
462 # define termSuspCharp 0
463 # define termFlushCharp 0
464 # define termWerasCharp 0
465 # define termRprntCharp 0
466 # define termLiteralNextCharp 0
467 # define termStartCharp 0
468 # define termStopCharp 0
469 # define termForw1Charp 0
470 # define termForw2Charp 0
471 # define termAytCharp 0
476 /* Ring buffer structures which are shared */