1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
|
/*
* Copyright (c) 1989, 1993
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)ext.h 8.2 (Berkeley) 12/15/93
* $FreeBSD$
*/
/*
* Telnet server variable declarations
*/
extern char options[256];
extern char do_dont_resp[256];
extern char will_wont_resp[256];
extern int linemode; /* linemode on/off */
#ifdef LINEMODE
extern int uselinemode; /* what linemode to use (on/off) */
extern int editmode; /* edit modes in use */
extern int useeditmode; /* edit modes to use */
extern int alwayslinemode; /* command line option */
# ifdef KLUDGELINEMODE
extern int lmodetype; /* Client support for linemode */
# endif /* KLUDGELINEMODE */
#endif /* LINEMODE */
extern int flowmode; /* current flow control state */
extern int restartany; /* restart output on any character state */
#ifdef DIAGNOSTICS
extern int diagnostic; /* telnet diagnostic capabilities */
#endif /* DIAGNOSTICS */
#ifdef BFTPDAEMON
extern int bftpd; /* behave as bftp daemon */
#endif /* BFTPDAEMON */
#if defined(SecurID)
extern int require_SecurID;
#endif
#if defined(AUTHENTICATION)
extern int auth_level;
#endif
extern slcfun slctab[NSLC + 1]; /* slc mapping table */
char *terminaltype;
/*
* I/O data buffers, pointers, and counters.
*/
extern char ptyobuf[BUFSIZ+NETSLOP], *pfrontp, *pbackp;
extern char netibuf[BUFSIZ], *netip;
extern char netobuf[BUFSIZ+NETSLOP], *nfrontp, *nbackp;
extern char *neturg; /* one past last bye of urgent data */
extern int pcc, ncc;
#if defined(CRAY2) && defined(UNICOS5)
extern int unpcc; /* characters left unprocessed by CRAY-2 terminal routine */
extern char *unptyip; /* pointer to remaining characters in buffer */
#endif
extern int pty, net;
extern char *line;
extern int SYNCHing; /* we are in TELNET SYNCH mode */
#ifndef P
# ifdef __STDC__
# define P(x) x
# else
# define P(x) ()
# endif
#endif
extern void
_termstat P((void)),
add_slc P((int, int, int)),
check_slc P((void)),
change_slc P((int, int, int)),
cleanup P((int)),
clientstat P((int, int, int)),
copy_termbuf P((char *, int)),
deferslc P((void)),
defer_terminit P((void)),
do_opt_slc P((unsigned char *, int)),
doeof P((void)),
dooption P((int)),
dontoption P((int)),
edithost P((char *, char *)),
fatal P((int, char *)),
fatalperror P((int, char *)),
get_slc_defaults P((void)),
init_env P((void)),
init_termbuf P((void)),
interrupt P((void)),
localstat P((void)),
flowstat P((void)),
netclear P((void)),
netflush P((void)),
#ifdef DIAGNOSTICS
printoption P((char *, int)),
printdata P((char *, char *, int)),
printsub P((int, unsigned char *, int)),
#endif
ptyflush P((void)),
putchr P((int)),
putf P((char *, char *)),
recv_ayt P((void)),
send_do P((int, int)),
send_dont P((int, int)),
send_slc P((void)),
send_status P((void)),
send_will P((int, int)),
send_wont P((int, int)),
sendbrk P((void)),
sendsusp P((void)),
set_termbuf P((void)),
start_login P((char *, int, char *)),
start_slc P((int)),
#if defined(AUTHENTICATION)
start_slave P((char *)),
#else
start_slave P((char *, int, char *)),
#endif
suboption P((void)),
telrcv P((void)),
ttloop P((void)),
tty_binaryin P((int)),
tty_binaryout P((int));
extern int
end_slc P((unsigned char **)),
getnpty P((void)),
#ifndef convex
getpty P((int *)),
#endif
login_tty P((int)),
spcset P((int, cc_t *, cc_t **)),
stilloob P((int)),
terminit P((void)),
termstat P((void)),
tty_flowmode P((void)),
tty_restartany P((void)),
tty_isbinaryin P((void)),
tty_isbinaryout P((void)),
tty_iscrnl P((void)),
tty_isecho P((void)),
tty_isediting P((void)),
tty_islitecho P((void)),
tty_isnewmap P((void)),
tty_israw P((void)),
tty_issofttab P((void)),
tty_istrapsig P((void)),
tty_linemode P((void));
extern void
tty_rspeed P((int)),
tty_setecho P((int)),
tty_setedit P((int)),
tty_setlinemode P((int)),
tty_setlitecho P((int)),
tty_setsig P((int)),
tty_setsofttab P((int)),
tty_tspeed P((int)),
willoption P((int)),
wontoption P((int)),
writenet P((unsigned char *, int));
/*
* The following are some clocks used to decide how to interpret
* the relationship between various variables.
*/
extern struct {
int
system, /* what the current time is */
echotoggle, /* last time user entered echo character */
modenegotiated, /* last time operating mode negotiated */
didnetreceive, /* last time we read data from network */
ttypesubopt, /* ttype subopt is received */
tspeedsubopt, /* tspeed subopt is received */
environsubopt, /* environ subopt is received */
oenvironsubopt, /* old environ subopt is received */
xdisplocsubopt, /* xdisploc subopt is received */
baseline, /* time started to do timed action */
gotDM; /* when did we last see a data mark */
} clocks;
#if defined(CRAY2) && defined(UNICOS5)
extern int needtermstat;
#endif
#ifndef DEFAULT_IM
# ifdef CRAY
# define DEFAULT_IM "\r\n\r\nCray UNICOS (%h) (%t)\r\n\r\r\n\r"
# else
# ifdef sun
# define DEFAULT_IM "\r\n\r\nSunOS UNIX (%h) (%t)\r\n\r\r\n\r"
# else
# ifdef ultrix
# define DEFAULT_IM "\r\n\r\nULTRIX (%h) (%t)\r\n\r\r\n\r"
# else
# define DEFAULT_IM "\r\n\r\nFreeBSD (%h) (%t)\r\n\r\r\n\r"
# endif
# endif
# endif
#endif
|
