tip.h revision 1.32.8.1 1 /* $NetBSD: tip.h,v 1.32.8.1 2014/08/20 00:05:04 tls Exp $ */
2
3 /*
4 * Copyright (c) 1989, 1993
5 * The Regents of the University of California. All rights reserved.
6 *
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 * 3. Neither the name of the University nor the names of its contributors
17 * may be used to endorse or promote products derived from this software
18 * without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * SUCH DAMAGE.
31 *
32 * @(#)tip.h 8.1 (Berkeley) 6/6/93
33 */
34
35 /*
36 * tip - terminal interface program
37 */
38
39 #include <sys/param.h>
40 #include <sys/ioctl.h>
41 #include <sys/time.h>
42 #include <sys/wait.h>
43 #include <machine/endian.h>
44
45 #include <err.h>
46 #include <fcntl.h>
47 #include <errno.h>
48 #include <dirent.h>
49 #include <pwd.h>
50 #include <setjmp.h>
51 #include <signal.h>
52 #include <stdio.h>
53 #include <stdlib.h>
54 #include <string.h>
55 #include <termios.h>
56 #include <time.h>
57 #include <unistd.h>
58
59 /*
60 * Remote host attributes
61 */
62 char *DV; /* UNIX device(s) to open */
63 char *EL; /* chars marking an EOL */
64 char *CM; /* initial connection message */
65 char *IE; /* EOT to expect on input */
66 char *OE; /* EOT to send to complete FT */
67 char *CU; /* call unit if making a phone call */
68 char *AT; /* acu type */
69 char *PN; /* phone number(s) */
70 char *DI; /* disconnect string */
71 char *PA; /* parity to be generated */
72
73 char *PH; /* phone number file */
74 char *RM; /* remote file name */
75 char *HO; /* host name */
76
77 long BR; /* line speed for conversation */
78 long FS; /* frame size for transfers */
79
80 long DU; /* this host is dialed up */
81 long HW; /* this device is hardwired, see hunt.c */
82 char *ES; /* escape character */
83 char *EX; /* exceptions */
84 char *FO; /* force (literal next) char*/
85 char *RC; /* raise character */
86 char *RE; /* script record file */
87 char *PR; /* remote prompt */
88 long DL; /* line delay for file transfers to remote */
89 long CL; /* char delay for file transfers to remote */
90 long ET; /* echocheck timeout */
91 long HD; /* this host is half duplex - do local echo */
92 char DC; /* this host is directly connected. */
93
94 /*
95 * String value table
96 */
97 typedef
98 struct {
99 const char *v_name; /* whose name is it */
100 uint8_t v_type; /* for interpreting set's */
101 uint8_t v_access; /* protection of touchy ones */
102 const char *v_abrev; /* possible abreviation */
103 void *v_value; /* casted to a union later */
104 /*
105 * XXX: this assumes that the storage space
106 * of a pointer >= that of a long
107 */
108 }
109 value_t;
110
111 #define STRING 01 /* string valued */
112 #define BOOL 02 /* true-false value */
113 #define NUMBER 04 /* numeric value */
114 #define CHAR 010 /* character value */
115
116 #define WRITE 01 /* write access to variable */
117 #define READ 02 /* read access */
118
119 #define CHANGED 01 /* low bit is used to show modification */
120 #define PUBLIC 1 /* public access rights */
121 #define PRIVATE 03 /* private to definer */
122 #define ROOT 05 /* root defined */
123
124 #define TRUE 1
125 #define FALSE 0
126
127 #define ENVIRON 020 /* initialize out of the environment */
128 #define IREMOTE 040 /* initialize out of remote structure */
129 #define INIT 0100 /* static data space used for initialization */
130 #define TMASK 017
131
132 /*
133 * Definition of ACU line description
134 */
135 typedef
136 struct {
137 const char *acu_name;
138 int (*acu_dialer)(char *, char *);
139 void (*acu_disconnect)(void);
140 void (*acu_abort)(void);
141 }
142 acu_t;
143
144 /*
145 * variable manipulation stuff --
146 * if we defined the value entry in value_t, then we couldn't
147 * initialize it in vars.c, so we cast it as needed to keep lint
148 * happy.
149 */
150
151 #define value(v) vtable[v].v_value
152
153 #define number(v) ((int)(intptr_t)(v))
154 #define boolean(v) ((short)(intptr_t)(v))
155 #define character(v) ((char)(intptr_t)(v))
156 #define address(v) ((long *)(intptr_t)(v))
157
158 #define setnumber(v,n) do { (v) = (char *)(intptr_t)(n); } while (/*CONSTCOND*/0)
159 #define setboolean(v,n) do { (v) = (char *)(intptr_t)(n); } while (/*CONSTCOND*/0)
160 #define setcharacter(v,n) do { (v) = (char *)(intptr_t)(n); } while (/*CONSTCOND*/0)
161 #define setaddress(v,n) do { (v) = (char *)(intptr_t)(n); } while (/*CONSTCOND*/0)
162
163 /*
164 * Escape command table definitions --
165 * lookup in this table is performed when ``escapec'' is recognized
166 * at the begining of a line (as defined by the eolmarks variable).
167 */
168
169 typedef
170 struct {
171 char e_char; /* char to match on */
172 char e_flags; /* experimental, privileged */
173 const char *e_help; /* help string */
174 void (*e_func)(char); /* command */
175 }
176 esctable_t;
177
178 #define NORM 00 /* normal protection, execute anyone */
179 #define EXP 01 /* experimental, mark it with a `*' on help */
180 #define PRIV 02 /* privileged, root execute only */
181
182 extern int vflag; /* verbose during reading of .tiprc file */
183 extern value_t vtable[]; /* variable table */
184
185 /*
186 * Definition of indices into variable table so
187 * value(DEFINE) turns into a static address.
188 *
189 * XXX: keep in sync with vtable[] in vars.c
190 */
191
192 #define BEAUTIFY 0
193 #define BAUDRATE 1
194 #define DIALTIMEOUT 2
195 #define EOFREAD 3
196 #define EOFWRITE 4
197 #define EOL 5
198 #define ESCAPE 6
199 #define EXCEPTIONS 7
200 #define FORCE 8
201 #define FRAMESIZE 9
202 #define HOST 10
203 #define PHONES 11
204 #define PROMPT 12
205 #define RAISE 13
206 #define RAISECHAR 14
207 #define RECORD 15
208 #define REMOTE 16
209 #define SCRIPT 17
210 #define TABEXPAND 18
211 #define VERBOSE 19
212 #define SHELL 20
213 #define HOME 21
214 #define ECHOCHECK 22
215 #define DISCONNECT 23
216 #define TAND 24
217 #define LDELAY 25
218 #define CDELAY 26
219 #define ETIMEOUT 27
220 #define RAWFTP 28
221 #define HALFDUPLEX 29
222 #define LECHO 30
223 #define PARITY 31
224 #define HARDWAREFLOW 32
225
226 struct termios term; /* current mode of terminal */
227 struct termios defterm; /* initial mode of terminal */
228 struct termios defchars; /* current mode with initial chars */
229
230 FILE *fscript; /* FILE for scripting */
231
232 int attndes[2]; /* coprocess wakeup channel */
233 int fildes[2]; /* file transfer synchronization channel */
234 int repdes[2]; /* read process synchronization channel */
235 int FD; /* open file descriptor to remote host */
236 #ifndef __lint__ /* not used by hayes.c, but used by some other dialers */
237 int AC; /* open file descriptor to dialer (v831 only) */
238 #endif /*__lint__*/
239 int vflag; /* print .tiprc initialization sequence */
240 int sfd; /* for ~< operation */
241 int pid; /* pid of tipout */
242 uid_t uid, euid; /* real and effective user id's */
243 gid_t gid, egid; /* real and effective group id's */
244 int stop; /* stop transfer session flag */
245 int quit; /* same; but on other end */
246 int stoprompt; /* for interrupting a prompt session */
247 int timedout; /* ~> transfer timedout */
248 int cumode; /* simulating the "cu" program */
249 int bits8; /* terminal is in 8-bit mode */
250 #define STRIP_PAR (bits8 ? 0377 : 0177)
251
252 char fname[80]; /* file name buffer for ~< */
253 char copyname[80]; /* file name buffer for ~> */
254 char ccc; /* synchronization character */
255
256 int odisc; /* initial tty line discipline */
257
258 extern acu_t acutable[];
259 extern esctable_t etable[];
260 extern unsigned char evenpartab[];
261
262 void alrmtimeout(int);
263 int any(char, const char *);
264 void chdirectory(char);
265 void cleanup(int) __dead;
266 const char *tip_connect(void);
267 void consh(char);
268 char *ctrl(char);
269 void cumain(int, char **);
270 void cu_put(char);
271 void cu_take(char);
272 void disconnect(const char *);
273 char *expand(char *);
274 void finish(char) __dead;
275 void genbrk(char);
276 void getfl(char);
277 char *getremote(char *);
278 void hardwareflow(const char *);
279 void help(char);
280 int hunt(char *);
281 char *interp(const char *);
282 void pipefile(char);
283 void pipeout(char);
284 int prompt(const char *, char *, size_t);
285 void xpwrite(int, char *, size_t);
286 void raw(void);
287 void sendchar(char);
288 void sendfile(char);
289 void setparity(const char *);
290 void setscript(void);
291 void shell(char);
292 void suspend(char);
293 void tandem(const char *);
294 void tipabort(const char *) __dead;
295 void tipout(void) __dead;
296 int ttysetup(speed_t);
297 void unraw(void);
298 void variable(char);
299 void vinit(void);
300 char *vinterp(char *, char);
301 void vlex(char *);
302 int vstring(const char *, char *);
303
304 void biz22_abort(void);
305 void biz22_disconnect(void);
306 int biz22f_dialer(char *, char *);
307 int biz22w_dialer(char *, char *);
308 void biz31_abort(void);
309 void biz31_disconnect(void);
310 int biz31f_dialer(char *, char *);
311 int biz31w_dialer(char *, char *);
312 void cour_abort(void);
313 int cour_dialer(char *, char *);
314 void cour_disconnect(void);
315 int df02_dialer(char *, char *);
316 int df03_dialer(char *, char *);
317 void df_abort(void);
318 void df_disconnect(void);
319 void dn_abort(void);
320 int dn_dialer(char *, char *);
321 void dn_disconnect(void);
322 void hay_abort(void);
323 int hay_dialer(char *, char *);
324 void hay_disconnect(void);
325 void t3000_abort(void);
326 int t3000_dialer(char *, char *);
327 void t3000_disconnect(void);
328 void v3451_abort(void);
329 int v3451_dialer(char *, char *);
330 void v3451_disconnect(void);
331 void v831_abort(void);
332 int v831_dialer(char *, char *);
333 void v831_disconnect(void);
334 void ven_abort(void);
335 int ven_dialer(char *, char *);
336 void ven_disconnect(void);
337