tip.h revision 1.6 1 /* $NetBSD: tip.h,v 1.6 1997/04/19 06:06:06 thorpej 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. All advertising materials mentioning features or use of this software
17 * must display the following acknowledgement:
18 * This product includes software developed by the University of
19 * California, Berkeley and its contributors.
20 * 4. Neither the name of the University nor the names of its contributors
21 * may be used to endorse or promote products derived from this software
22 * without specific prior written permission.
23 *
24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 * SUCH DAMAGE.
35 *
36 * @(#)tip.h 8.1 (Berkeley) 6/6/93
37 */
38
39 /*
40 * tip - terminal interface program
41 */
42
43 #include <sys/types.h>
44 #include <machine/endian.h>
45 #include <sys/file.h>
46 #include <sys/time.h>
47
48 #include <termios.h>
49 #include <signal.h>
50 #include <stdio.h>
51 #include <stdlib.h>
52 #include <string.h>
53 #include <pwd.h>
54 #include <ctype.h>
55 #include <setjmp.h>
56 #include <unistd.h>
57 #include <errno.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 int DU; /* this host is dialed up */
81 int 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 int HD; /* this host is half duplex - do local echo */
92
93 /*
94 * String value table
95 */
96 typedef
97 struct {
98 char *v_name; /* whose name is it */
99 char v_type; /* for interpreting set's */
100 char v_access; /* protection of touchy ones */
101 char *v_abrev; /* possible abreviation */
102 char *v_value; /* casted to a union later */
103 }
104 value_t;
105
106 #define STRING 01 /* string valued */
107 #define BOOL 02 /* true-false value */
108 #define NUMBER 04 /* numeric value */
109 #define CHAR 010 /* character value */
110
111 #define WRITE 01 /* write access to variable */
112 #define READ 02 /* read access */
113
114 #define CHANGED 01 /* low bit is used to show modification */
115 #define PUBLIC 1 /* public access rights */
116 #define PRIVATE 03 /* private to definer */
117 #define ROOT 05 /* root defined */
118
119 #define TRUE 1
120 #define FALSE 0
121
122 #define ENVIRON 020 /* initialize out of the environment */
123 #define IREMOTE 040 /* initialize out of remote structure */
124 #define INIT 0100 /* static data space used for initialization */
125 #define TMASK 017
126
127 /*
128 * Definition of ACU line description
129 */
130 typedef
131 struct {
132 char *acu_name;
133 int (*acu_dialer)();
134 int (*acu_disconnect)();
135 int (*acu_abort)();
136 }
137 acu_t;
138
139 #define equal(a, b) (strcmp(a,b)==0)/* A nice function to string compare */
140
141 /*
142 * variable manipulation stuff --
143 * if we defined the value entry in value_t, then we couldn't
144 * initialize it in vars.c, so we cast it as needed to keep lint
145 * happy.
146 */
147
148 #define value(v) vtable[v].v_value
149
150 #define number(v) ((long)(v))
151 #define boolean(v) ((short)(long)(v))
152 #define character(v) ((char)(long)(v))
153 #define address(v) ((long *)(v))
154
155 #define setnumber(v,n) do { (v) = (char *)(long)(n); } while (0)
156 #define setboolean(v,n) do { (v) = (char *)(long)(n); } while (0)
157 #define setcharacter(v,n) do { (v) = (char *)(long)(n); } while (0)
158 #define setaddress(v,n) do { (v) = (char *)(n); } while (0)
159
160 /*
161 * Escape command table definitions --
162 * lookup in this table is performed when ``escapec'' is recognized
163 * at the begining of a line (as defined by the eolmarks variable).
164 */
165
166 typedef
167 struct {
168 char e_char; /* char to match on */
169 char e_flags; /* experimental, priviledged */
170 char *e_help; /* help string */
171 int (*e_func)(); /* command */
172 }
173 esctable_t;
174
175 #define NORM 00 /* normal protection, execute anyone */
176 #define EXP 01 /* experimental, mark it with a `*' on help */
177 #define PRIV 02 /* priviledged, root execute only */
178
179 extern int vflag; /* verbose during reading of .tiprc file */
180 extern value_t vtable[]; /* variable table */
181
182 #ifndef ACULOG
183 #define logent(a, b, c, d)
184 #define loginit()
185 #endif
186
187 /*
188 * Definition of indices into variable table so
189 * value(DEFINE) turns into a static address.
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 LOG 11
204 #define PHONES 12
205 #define PROMPT 13
206 #define RAISE 14
207 #define RAISECHAR 15
208 #define RECORD 16
209 #define REMOTE 17
210 #define SCRIPT 18
211 #define TABEXPAND 19
212 #define VERBOSE 20
213 #define SHELL 21
214 #define HOME 22
215 #define ECHOCHECK 23
216 #define DISCONNECT 24
217 #define TAND 25
218 #define LDELAY 26
219 #define CDELAY 27
220 #define ETIMEOUT 28
221 #define RAWFTP 29
222 #define HALFDUPLEX 30
223 #define LECHO 31
224 #define PARITY 32
225
226 #define NOVAL ((value_t *)NULL)
227 #define NOACU ((acu_t *)NULL)
228 #define NOSTR ((char *)NULL)
229 #define NOFILE ((FILE *)NULL)
230 #define NOPWD ((struct passwd *)0)
231
232 struct termios term; /* current mode of terminal */
233 struct termios defterm; /* initial mode of terminal */
234 struct termios defchars; /* current mode with initial chars */
235
236 FILE *fscript; /* FILE for scripting */
237
238 int fildes[2]; /* file transfer synchronization channel */
239 int repdes[2]; /* read process sychronization channel */
240 int FD; /* open file descriptor to remote host */
241 int AC; /* open file descriptor to dialer (v831 only) */
242 int vflag; /* print .tiprc initialization sequence */
243 int sfd; /* for ~< operation */
244 int pid; /* pid of tipout */
245 uid_t uid, euid; /* real and effective user id's */
246 gid_t gid, egid; /* real and effective group id's */
247 int stop; /* stop transfer session flag */
248 int quit; /* same; but on other end */
249 int intflag; /* recognized interrupt */
250 int stoprompt; /* for interrupting a prompt session */
251 int timedout; /* ~> transfer timedout */
252 int cumode; /* simulating the "cu" program */
253 int bits8; /* terminal is is 8-bit mode */
254 #define STRIP_PAR (bits8 ? 0377 : 0177)
255
256 char fname[80]; /* file name buffer for ~< */
257 char copyname[80]; /* file name buffer for ~> */
258 char ccc; /* synchronization character */
259 char ch; /* for tipout */
260 char *uucplock; /* name of lock file for uucp's */
261
262 int odisc; /* initial tty line discipline */
263 extern int disc; /* current tty discpline */
264
265 extern char *ctrl();
266 extern char *vinterp();
267 extern char *connect();
268