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ext.h (80224) ext.h (81965)
1/*
2 * Copyright (c) 1989, 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 * @(#)ext.h 8.2 (Berkeley) 12/15/93
1/*
2 * Copyright (c) 1989, 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 * @(#)ext.h 8.2 (Berkeley) 12/15/93
34 * $FreeBSD: head/contrib/telnet/telnetd/ext.h 80224 2001-07-23 21:52:26Z kris $
34 * $FreeBSD: head/contrib/telnet/telnetd/ext.h 81965 2001-08-20 12:28:40Z markm $
35 */
36
37/*
38 * Telnet server variable declarations
39 */
40extern char options[256];
41extern char do_dont_resp[256];
42extern char will_wont_resp[256];
43extern int linemode; /* linemode on/off */
44#ifdef LINEMODE
45extern int uselinemode; /* what linemode to use (on/off) */
46extern int editmode; /* edit modes in use */
47extern int useeditmode; /* edit modes to use */
48extern int alwayslinemode; /* command line option */
49extern int lmodetype; /* Client support for linemode */
50#endif /* LINEMODE */
51extern int flowmode; /* current flow control state */
52extern int restartany; /* restart output on any character state */
53#ifdef DIAGNOSTICS
54extern int diagnostic; /* telnet diagnostic capabilities */
55#endif /* DIAGNOSTICS */
56#ifdef BFTPDAEMON
57extern int bftpd; /* behave as bftp daemon */
58#endif /* BFTPDAEMON */
59#if defined(SecurID)
60extern int require_SecurID;
61#endif
62#if defined(AUTHENTICATION)
63extern int auth_level;
64#endif
65
66extern slcfun slctab[NSLC + 1]; /* slc mapping table */
67
68char *terminaltype;
69
70/*
71 * I/O data buffers, pointers, and counters.
72 */
73extern char ptyobuf[BUFSIZ+NETSLOP], *pfrontp, *pbackp;
74
75extern char netibuf[BUFSIZ], *netip;
76
77extern char netobuf[BUFSIZ], *nfrontp, *nbackp;
78extern char *neturg; /* one past last bye of urgent data */
79
80extern int pcc, ncc;
81
82#if defined(CRAY2) && defined(UNICOS5)
83extern int unpcc; /* characters left unprocessed by CRAY-2 terminal routine */
84extern char *unptyip; /* pointer to remaining characters in buffer */
85#endif
86
87extern int pty, net;
35 */
36
37/*
38 * Telnet server variable declarations
39 */
40extern char options[256];
41extern char do_dont_resp[256];
42extern char will_wont_resp[256];
43extern int linemode; /* linemode on/off */
44#ifdef LINEMODE
45extern int uselinemode; /* what linemode to use (on/off) */
46extern int editmode; /* edit modes in use */
47extern int useeditmode; /* edit modes to use */
48extern int alwayslinemode; /* command line option */
49extern int lmodetype; /* Client support for linemode */
50#endif /* LINEMODE */
51extern int flowmode; /* current flow control state */
52extern int restartany; /* restart output on any character state */
53#ifdef DIAGNOSTICS
54extern int diagnostic; /* telnet diagnostic capabilities */
55#endif /* DIAGNOSTICS */
56#ifdef BFTPDAEMON
57extern int bftpd; /* behave as bftp daemon */
58#endif /* BFTPDAEMON */
59#if defined(SecurID)
60extern int require_SecurID;
61#endif
62#if defined(AUTHENTICATION)
63extern int auth_level;
64#endif
65
66extern slcfun slctab[NSLC + 1]; /* slc mapping table */
67
68char *terminaltype;
69
70/*
71 * I/O data buffers, pointers, and counters.
72 */
73extern char ptyobuf[BUFSIZ+NETSLOP], *pfrontp, *pbackp;
74
75extern char netibuf[BUFSIZ], *netip;
76
77extern char netobuf[BUFSIZ], *nfrontp, *nbackp;
78extern char *neturg; /* one past last bye of urgent data */
79
80extern int pcc, ncc;
81
82#if defined(CRAY2) && defined(UNICOS5)
83extern int unpcc; /* characters left unprocessed by CRAY-2 terminal routine */
84extern char *unptyip; /* pointer to remaining characters in buffer */
85#endif
86
87extern int pty, net;
88extern char *line;
88extern char line[16];
89extern int SYNCHing; /* we are in TELNET SYNCH mode */
90
91#ifndef P
92# ifdef __STDC__
93# define P(x) x
94# else
95# define P(x) ()
96# endif
97#endif
98
99extern void
100 _termstat P((void)),
101 add_slc P((int, int, int)),
102 check_slc P((void)),
103 change_slc P((int, int, int)),
104 cleanup P((int)),
105 clientstat P((int, int, int)),
106 copy_termbuf P((char *, int)),
107 deferslc P((void)),
108 defer_terminit P((void)),
109 do_opt_slc P((unsigned char *, int)),
110 doeof P((void)),
111 dooption P((int)),
112 dontoption P((int)),
113 edithost P((char *, char *)),
114 fatal P((int, char *)),
115 fatalperror P((int, char *)),
116 get_slc_defaults P((void)),
117 init_env P((void)),
118 init_termbuf P((void)),
119 interrupt P((void)),
120 localstat P((void)),
121 flowstat P((void)),
122 netclear P((void)),
123 netflush P((void)),
124#ifdef DIAGNOSTICS
125 printoption P((char *, int)),
126 printdata P((char *, char *, int)),
127 printsub P((int, unsigned char *, int)),
128#endif
129 ptyflush P((void)),
130 putchr P((int)),
131 putf P((char *, char *)),
132 recv_ayt P((void)),
133 send_do P((int, int)),
134 send_dont P((int, int)),
135 send_slc P((void)),
136 send_status P((void)),
137 send_will P((int, int)),
138 send_wont P((int, int)),
139 sendbrk P((void)),
140 sendsusp P((void)),
141 set_termbuf P((void)),
142 start_login P((char *, int, char *)),
143 start_slc P((int)),
144#if defined(AUTHENTICATION)
145 start_slave P((char *)),
146#else
147 start_slave P((char *, int, char *)),
148#endif
149 suboption P((void)),
150 telrcv P((void)),
151 ttloop P((void)),
152 tty_binaryin P((int)),
153 tty_binaryout P((int));
154
155extern int
156 end_slc P((unsigned char **)),
157 getnpty P((void)),
158#ifndef convex
159 getpty P((int *)),
160#endif
161 login_tty P((int)),
162 spcset P((int, cc_t *, cc_t **)),
163 stilloob P((int)),
164 terminit P((void)),
165 termstat P((void)),
166 tty_flowmode P((void)),
167 tty_restartany P((void)),
168 tty_isbinaryin P((void)),
169 tty_isbinaryout P((void)),
170 tty_iscrnl P((void)),
171 tty_isecho P((void)),
172 tty_isediting P((void)),
173 tty_islitecho P((void)),
174 tty_isnewmap P((void)),
175 tty_israw P((void)),
176 tty_issofttab P((void)),
177 tty_istrapsig P((void)),
178 tty_linemode P((void));
179
180extern void
181 tty_rspeed P((int)),
182 tty_setecho P((int)),
183 tty_setedit P((int)),
184 tty_setlinemode P((int)),
185 tty_setlitecho P((int)),
186 tty_setsig P((int)),
187 tty_setsofttab P((int)),
188 tty_tspeed P((int)),
189 willoption P((int)),
190 wontoption P((int));
191
192int output_data __P((const char *, ...)) __printflike(1, 2);
193void output_datalen __P((const char *, int));
194
195#ifdef ENCRYPTION
196extern void (*encrypt_output) P((unsigned char *, int));
197extern int (*decrypt_input) P((int));
198extern char *nclearto;
199#endif /* ENCRYPTION */
200
201
202/*
203 * The following are some clocks used to decide how to interpret
204 * the relationship between various variables.
205 */
206
207extern struct {
208 int
209 system, /* what the current time is */
210 echotoggle, /* last time user entered echo character */
211 modenegotiated, /* last time operating mode negotiated */
212 didnetreceive, /* last time we read data from network */
213 ttypesubopt, /* ttype subopt is received */
214 tspeedsubopt, /* tspeed subopt is received */
215 environsubopt, /* environ subopt is received */
216 oenvironsubopt, /* old environ subopt is received */
217 xdisplocsubopt, /* xdisploc subopt is received */
218 baseline, /* time started to do timed action */
219 gotDM; /* when did we last see a data mark */
220} clocks;
221
222
223#if defined(CRAY2) && defined(UNICOS5)
224extern int needtermstat;
225#endif
226
227#ifndef DEFAULT_IM
228# ifdef CRAY
229# define DEFAULT_IM "\r\n\r\nCray UNICOS (%h) (%t)\r\n\r\r\n\r"
230# else
231# ifdef sun
232# define DEFAULT_IM "\r\n\r\nSunOS UNIX (%h) (%t)\r\n\r\r\n\r"
233# else
234# ifdef ultrix
235# define DEFAULT_IM "\r\n\r\nULTRIX (%h) (%t)\r\n\r\r\n\r"
236# else
237# ifdef __FreeBSD__
238# define DEFAULT_IM "\r\n\r\nFreeBSD (%h) (%t)\r\n\r\r\n\r"
239# else
240# define DEFAULT_IM "\r\n\r\n4.4 BSD UNIX (%h) (%t)\r\n\r\r\n\r"
241# endif
242# endif
243# endif
244# endif
245#endif
89extern int SYNCHing; /* we are in TELNET SYNCH mode */
90
91#ifndef P
92# ifdef __STDC__
93# define P(x) x
94# else
95# define P(x) ()
96# endif
97#endif
98
99extern void
100 _termstat P((void)),
101 add_slc P((int, int, int)),
102 check_slc P((void)),
103 change_slc P((int, int, int)),
104 cleanup P((int)),
105 clientstat P((int, int, int)),
106 copy_termbuf P((char *, int)),
107 deferslc P((void)),
108 defer_terminit P((void)),
109 do_opt_slc P((unsigned char *, int)),
110 doeof P((void)),
111 dooption P((int)),
112 dontoption P((int)),
113 edithost P((char *, char *)),
114 fatal P((int, char *)),
115 fatalperror P((int, char *)),
116 get_slc_defaults P((void)),
117 init_env P((void)),
118 init_termbuf P((void)),
119 interrupt P((void)),
120 localstat P((void)),
121 flowstat P((void)),
122 netclear P((void)),
123 netflush P((void)),
124#ifdef DIAGNOSTICS
125 printoption P((char *, int)),
126 printdata P((char *, char *, int)),
127 printsub P((int, unsigned char *, int)),
128#endif
129 ptyflush P((void)),
130 putchr P((int)),
131 putf P((char *, char *)),
132 recv_ayt P((void)),
133 send_do P((int, int)),
134 send_dont P((int, int)),
135 send_slc P((void)),
136 send_status P((void)),
137 send_will P((int, int)),
138 send_wont P((int, int)),
139 sendbrk P((void)),
140 sendsusp P((void)),
141 set_termbuf P((void)),
142 start_login P((char *, int, char *)),
143 start_slc P((int)),
144#if defined(AUTHENTICATION)
145 start_slave P((char *)),
146#else
147 start_slave P((char *, int, char *)),
148#endif
149 suboption P((void)),
150 telrcv P((void)),
151 ttloop P((void)),
152 tty_binaryin P((int)),
153 tty_binaryout P((int));
154
155extern int
156 end_slc P((unsigned char **)),
157 getnpty P((void)),
158#ifndef convex
159 getpty P((int *)),
160#endif
161 login_tty P((int)),
162 spcset P((int, cc_t *, cc_t **)),
163 stilloob P((int)),
164 terminit P((void)),
165 termstat P((void)),
166 tty_flowmode P((void)),
167 tty_restartany P((void)),
168 tty_isbinaryin P((void)),
169 tty_isbinaryout P((void)),
170 tty_iscrnl P((void)),
171 tty_isecho P((void)),
172 tty_isediting P((void)),
173 tty_islitecho P((void)),
174 tty_isnewmap P((void)),
175 tty_israw P((void)),
176 tty_issofttab P((void)),
177 tty_istrapsig P((void)),
178 tty_linemode P((void));
179
180extern void
181 tty_rspeed P((int)),
182 tty_setecho P((int)),
183 tty_setedit P((int)),
184 tty_setlinemode P((int)),
185 tty_setlitecho P((int)),
186 tty_setsig P((int)),
187 tty_setsofttab P((int)),
188 tty_tspeed P((int)),
189 willoption P((int)),
190 wontoption P((int));
191
192int output_data __P((const char *, ...)) __printflike(1, 2);
193void output_datalen __P((const char *, int));
194
195#ifdef ENCRYPTION
196extern void (*encrypt_output) P((unsigned char *, int));
197extern int (*decrypt_input) P((int));
198extern char *nclearto;
199#endif /* ENCRYPTION */
200
201
202/*
203 * The following are some clocks used to decide how to interpret
204 * the relationship between various variables.
205 */
206
207extern struct {
208 int
209 system, /* what the current time is */
210 echotoggle, /* last time user entered echo character */
211 modenegotiated, /* last time operating mode negotiated */
212 didnetreceive, /* last time we read data from network */
213 ttypesubopt, /* ttype subopt is received */
214 tspeedsubopt, /* tspeed subopt is received */
215 environsubopt, /* environ subopt is received */
216 oenvironsubopt, /* old environ subopt is received */
217 xdisplocsubopt, /* xdisploc subopt is received */
218 baseline, /* time started to do timed action */
219 gotDM; /* when did we last see a data mark */
220} clocks;
221
222
223#if defined(CRAY2) && defined(UNICOS5)
224extern int needtermstat;
225#endif
226
227#ifndef DEFAULT_IM
228# ifdef CRAY
229# define DEFAULT_IM "\r\n\r\nCray UNICOS (%h) (%t)\r\n\r\r\n\r"
230# else
231# ifdef sun
232# define DEFAULT_IM "\r\n\r\nSunOS UNIX (%h) (%t)\r\n\r\r\n\r"
233# else
234# ifdef ultrix
235# define DEFAULT_IM "\r\n\r\nULTRIX (%h) (%t)\r\n\r\r\n\r"
236# else
237# ifdef __FreeBSD__
238# define DEFAULT_IM "\r\n\r\nFreeBSD (%h) (%t)\r\n\r\r\n\r"
239# else
240# define DEFAULT_IM "\r\n\r\n4.4 BSD UNIX (%h) (%t)\r\n\r\r\n\r"
241# endif
242# endif
243# endif
244# endif
245#endif