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051b1e55 | 1 | /* |
c9686c12 KB |
2 | * Copyright (c) 1983 The Regents of the University of California. |
3 | * All rights reserved. | |
051b1e55 | 4 | * |
1c15e888 C |
5 | * Redistribution and use in source and binary forms are permitted |
6 | * provided that: (1) source distributions retain this entire copyright | |
7 | * notice and comment, and (2) distributions including binaries display | |
8 | * the following acknowledgement: ``This product includes software | |
9 | * developed by the University of California, Berkeley and its contributors'' | |
10 | * in the documentation or other materials provided with the distribution | |
11 | * and in all advertising materials mentioning features or use of this | |
12 | * software. Neither the name of the University nor the names of its | |
13 | * contributors may be used to endorse or promote products derived | |
14 | * from this software without specific prior written permission. | |
15 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR | |
16 | * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED | |
17 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. | |
c9686c12 | 18 | * |
1c15e888 | 19 | * @(#)tip.h 5.5 (Berkeley) 6/1/90 |
051b1e55 | 20 | */ |
05862919 | 21 | |
11adac90 BJ |
22 | /* |
23 | * tip - terminal interface program | |
11adac90 BJ |
24 | */ |
25 | ||
05862919 SL |
26 | #include <sys/types.h> |
27 | #include <sys/file.h> | |
28 | ||
11adac90 BJ |
29 | #include <sgtty.h> |
30 | #include <signal.h> | |
31 | #include <stdio.h> | |
32 | #include <pwd.h> | |
c731dacc | 33 | #include <ctype.h> |
05862919 SL |
34 | #include <setjmp.h> |
35 | #include <errno.h> | |
11adac90 BJ |
36 | |
37 | /* | |
38 | * Remote host attributes | |
39 | */ | |
40 | char *DV; /* UNIX device(s) to open */ | |
41 | char *EL; /* chars marking an EOL */ | |
42 | char *CM; /* initial connection message */ | |
43 | char *IE; /* EOT to expect on input */ | |
44 | char *OE; /* EOT to send to complete FT */ | |
45 | char *CU; /* call unit if making a phone call */ | |
46 | char *AT; /* acu type */ | |
47 | char *PN; /* phone number(s) */ | |
8b6d643c RC |
48 | char *DI; /* disconnect string */ |
49 | char *PA; /* parity to be generated */ | |
11adac90 BJ |
50 | |
51 | char *PH; /* phone number file */ | |
52 | char *RM; /* remote file name */ | |
53 | char *HO; /* host name */ | |
54 | ||
55 | int BR; /* line speed for conversation */ | |
56 | int FS; /* frame size for transfers */ | |
57 | ||
58 | char DU; /* this host is dialed up */ | |
f0211bf2 | 59 | char HW; /* this device is hardwired, see hunt.c */ |
8b6d643c RC |
60 | char *ES; /* escape character */ |
61 | char *EX; /* exceptions */ | |
62 | char *FO; /* force (literal next) char*/ | |
63 | char *RC; /* raise character */ | |
64 | char *RE; /* script record file */ | |
65 | char *PR; /* remote prompt */ | |
66 | int DL; /* line delay for file transfers to remote */ | |
67 | int CL; /* char delay for file transfers to remote */ | |
68 | int ET; /* echocheck timeout */ | |
69 | char HD; /* this host is half duplex - do local echo */ | |
11adac90 BJ |
70 | |
71 | /* | |
72 | * String value table | |
73 | */ | |
74 | typedef | |
75 | struct { | |
76 | char *v_name; /* whose name is it */ | |
77 | char v_type; /* for interpreting set's */ | |
78 | char v_access; /* protection of touchy ones */ | |
79 | char *v_abrev; /* possible abreviation */ | |
80 | char *v_value; /* casted to a union later */ | |
81 | } | |
82 | value_t; | |
83 | ||
84 | #define STRING 01 /* string valued */ | |
85 | #define BOOL 02 /* true-false value */ | |
86 | #define NUMBER 04 /* numeric value */ | |
87 | #define CHAR 010 /* character value */ | |
88 | ||
89 | #define WRITE 01 /* write access to variable */ | |
90 | #define READ 02 /* read access */ | |
91 | ||
92 | #define CHANGED 01 /* low bit is used to show modification */ | |
93 | #define PUBLIC 1 /* public access rights */ | |
94 | #define PRIVATE 03 /* private to definer */ | |
95 | #define ROOT 05 /* root defined */ | |
96 | ||
97 | #define TRUE 1 | |
98 | #define FALSE 0 | |
99 | ||
100 | #define ENVIRON 020 /* initialize out of the environment */ | |
101 | #define IREMOTE 040 /* initialize out of remote structure */ | |
102 | #define INIT 0100 /* static data space used for initialization */ | |
103 | #define TMASK 017 | |
104 | ||
105 | /* | |
106 | * Definition of ACU line description | |
107 | */ | |
108 | typedef | |
109 | struct { | |
110 | char *acu_name; | |
111 | int (*acu_dialer)(); | |
112 | int (*acu_disconnect)(); | |
113 | int (*acu_abort)(); | |
114 | } | |
115 | acu_t; | |
116 | ||
117 | #define equal(a, b) (strcmp(a,b)==0)/* A nice function to string compare */ | |
11adac90 BJ |
118 | |
119 | /* | |
120 | * variable manipulation stuff -- | |
121 | * if we defined the value entry in value_t, then we couldn't | |
122 | * initialize it in vars.c, so we cast it as needed to keep lint | |
123 | * happy. | |
124 | */ | |
125 | typedef | |
126 | union { | |
127 | int zz_number; | |
f14fa07a SL |
128 | short zz_boolean[2]; |
129 | char zz_character[4]; | |
11adac90 BJ |
130 | int *zz_address; |
131 | } | |
132 | zzhack; | |
133 | ||
134 | #define value(v) vtable[v].v_value | |
135 | ||
11adac90 | 136 | #define number(v) ((((zzhack *)(&(v))))->zz_number) |
f14fa07a SL |
137 | #ifdef vax |
138 | #define boolean(v) ((((zzhack *)(&(v))))->zz_boolean[0]) | |
139 | #define character(v) ((((zzhack *)(&(v))))->zz_character[0]) | |
140 | #else | |
141 | #define boolean(v) ((((zzhack *)(&(v))))->zz_boolean[1]) | |
142 | #define character(v) ((((zzhack *)(&(v))))->zz_character[3]) | |
143 | #endif | |
11adac90 BJ |
144 | #define address(v) ((((zzhack *)(&(v))))->zz_address) |
145 | ||
146 | /* | |
147 | * Escape command table definitions -- | |
148 | * lookup in this table is performed when ``escapec'' is recognized | |
149 | * at the begining of a line (as defined by the eolmarks variable). | |
150 | */ | |
151 | ||
152 | typedef | |
153 | struct { | |
154 | char e_char; /* char to match on */ | |
155 | char e_flags; /* experimental, priviledged */ | |
156 | char *e_help; /* help string */ | |
157 | int (*e_func)(); /* command */ | |
158 | } | |
159 | esctable_t; | |
160 | ||
161 | #define NORM 00 /* normal protection, execute anyone */ | |
162 | #define EXP 01 /* experimental, mark it with a `*' on help */ | |
163 | #define PRIV 02 /* priviledged, root execute only */ | |
164 | ||
165 | extern int vflag; /* verbose during reading of .tiprc file */ | |
166 | extern value_t vtable[]; /* variable table */ | |
167 | ||
168 | #ifndef ACULOG | |
169 | #define logent(a, b, c, d) | |
170 | #define loginit() | |
171 | #endif | |
172 | ||
173 | /* | |
174 | * Definition of indices into variable table so | |
175 | * value(DEFINE) turns into a static address. | |
176 | */ | |
177 | ||
178 | #define BEAUTIFY 0 | |
179 | #define BAUDRATE 1 | |
180 | #define DIALTIMEOUT 2 | |
181 | #define EOFREAD 3 | |
182 | #define EOFWRITE 4 | |
183 | #define EOL 5 | |
184 | #define ESCAPE 6 | |
185 | #define EXCEPTIONS 7 | |
186 | #define FORCE 8 | |
187 | #define FRAMESIZE 9 | |
188 | #define HOST 10 | |
05862919 SL |
189 | #define LOG 11 |
190 | #define PHONES 12 | |
191 | #define PROMPT 13 | |
192 | #define RAISE 14 | |
193 | #define RAISECHAR 15 | |
194 | #define RECORD 16 | |
195 | #define REMOTE 17 | |
196 | #define SCRIPT 18 | |
197 | #define TABEXPAND 19 | |
198 | #define VERBOSE 20 | |
199 | #define SHELL 21 | |
200 | #define HOME 22 | |
201 | #define ECHOCHECK 23 | |
202 | #define DISCONNECT 24 | |
203 | #define TAND 25 | |
204 | #define LDELAY 26 | |
205 | #define CDELAY 27 | |
206 | #define ETIMEOUT 28 | |
207 | #define RAWFTP 29 | |
208 | #define HALFDUPLEX 30 | |
209 | #define LECHO 31 | |
210 | #define PARITY 32 | |
11adac90 BJ |
211 | |
212 | #define NOVAL ((value_t *)NULL) | |
213 | #define NOACU ((acu_t *)NULL) | |
214 | #define NOSTR ((char *)NULL) | |
215 | #define NOFILE ((FILE *)NULL) | |
216 | #define NOPWD ((struct passwd *)0) | |
217 | ||
218 | struct sgttyb arg; /* current mode of local terminal */ | |
219 | struct sgttyb defarg; /* initial mode of local terminal */ | |
220 | struct tchars tchars; /* current state of terminal */ | |
221 | struct tchars defchars; /* initial state of terminal */ | |
c5d1037a BJ |
222 | struct ltchars ltchars; /* current local characters of terminal */ |
223 | struct ltchars deflchars; /* initial local characters of terminal */ | |
11adac90 BJ |
224 | |
225 | FILE *fscript; /* FILE for scripting */ | |
226 | ||
227 | int fildes[2]; /* file transfer synchronization channel */ | |
228 | int repdes[2]; /* read process sychronization channel */ | |
229 | int FD; /* open file descriptor to remote host */ | |
8b6d643c | 230 | int AC; /* open file descriptor to dialer (v831 only) */ |
11adac90 BJ |
231 | int vflag; /* print .tiprc initialization sequence */ |
232 | int sfd; /* for ~< operation */ | |
233 | int pid; /* pid of tipout */ | |
f95c3446 MK |
234 | uid_t uid, euid; /* real and effective user id's */ |
235 | gid_t gid, egid; /* real and effective group id's */ | |
11adac90 BJ |
236 | int stop; /* stop transfer session flag */ |
237 | int quit; /* same; but on other end */ | |
238 | int intflag; /* recognized interrupt */ | |
239 | int stoprompt; /* for interrupting a prompt session */ | |
240 | int timedout; /* ~> transfer timedout */ | |
257b33f8 | 241 | int cumode; /* simulating the "cu" program */ |
11adac90 BJ |
242 | |
243 | char fname[80]; /* file name buffer for ~< */ | |
244 | char copyname[80]; /* file name buffer for ~> */ | |
245 | char ccc; /* synchronization character */ | |
246 | char ch; /* for tipout */ | |
247 | char *uucplock; /* name of lock file for uucp's */ | |
248 | ||
11adac90 | 249 | int odisc; /* initial tty line discipline */ |
05862919 SL |
250 | extern int disc; /* current tty discpline */ |
251 | ||
252 | extern char *ctrl(); | |
253 | extern char *ctime(); | |
254 | extern long time(); | |
255 | extern struct passwd *getpwuid(); | |
256 | extern char *getlogin(); | |
257 | extern char *vinterp(); | |
258 | extern char *getenv(); | |
259 | extern char *rindex(); | |
260 | extern char *index(); | |
261 | extern char *malloc(); | |
262 | extern char *connect(); |