Commit | Line | Data |
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840fc587 | 1 | #ifndef lint |
b474790b | 2 | static char *sccsid = "@(#)finger.c 4.6 (Berkeley) %G%"; |
840fc587 | 3 | #endif |
2e61617d BJ |
4 | |
5 | /* This is a finger program. It prints out useful information about users | |
6 | * by digging it up from various system files. It is not very portable | |
7 | * because the most useful parts of the information (the full user name, | |
8 | * office, and phone numbers) are all stored in the VAX-unused gecos field | |
9 | * of /etc/passwd, which, unfortunately, other UNIXes use for other things. | |
10 | * | |
11 | * There are three output formats, all of which give login name, teletype | |
12 | * line number, and login time. The short output format is reminiscent | |
13 | * of finger on ITS, and gives one line of information per user containing | |
14 | * in addition to the minimum basic requirements (MBR), the full name of | |
15 | * the user, his idle time and office location and phone number. The | |
16 | * quick style output is UNIX who-like, giving only name, teletype and | |
17 | * login time. Finally, the long style output give the same information | |
18 | * as the short (in more legible format), the home directory and shell | |
19 | * of the user, and, if it exits, a copy of the file .plan in the users | |
20 | * home directory. Finger may be called with or without a list of people | |
21 | * to finger -- if no list is given, all the people currently logged in | |
22 | * are fingered. | |
23 | * | |
24 | * The program is validly called by one of the following: | |
25 | * | |
26 | * finger {short form list of users} | |
27 | * finger -l {long form list of users} | |
28 | * finger -b {briefer long form list of users} | |
29 | * finger -q {quick list of users} | |
30 | * finger -i {quick list of users with idle times} | |
31 | * finger namelist {long format list of specified users} | |
32 | * finger -s namelist {short format list of specified users} | |
33 | * finger -w namelist {narrow short format list of specified users} | |
34 | * | |
35 | * where 'namelist' is a list of users login names. | |
36 | * The other options can all be given after one '-', or each can have its | |
37 | * own '-'. The -f option disables the printing of headers for short and | |
38 | * quick outputs. The -b option briefens long format outputs. The -p | |
39 | * option turns off plans for long format outputs. | |
40 | */ | |
41 | ||
42 | #include <sys/types.h> | |
43 | #include <sys/stat.h> | |
44 | #include <sgtty.h> | |
45 | #include <utmp.h> | |
46 | #include <signal.h> | |
47 | #include <pwd.h> | |
48 | #include <stdio.h> | |
2e61617d | 49 | #include <lastlog.h> |
840fc587 | 50 | #include <sys/time.h> |
b474790b SL |
51 | #include <sys/socket.h> |
52 | #include <netinet/in.h> | |
53 | #include <netdb.h> | |
2e61617d BJ |
54 | |
55 | struct utmp utmp; /* for sizeof */ | |
56 | #define NMAX sizeof(utmp.ut_name) | |
57 | #define LMAX sizeof(utmp.ut_line) | |
58 | ||
59 | #define ASTERISK '*' /* ignore this in real name */ | |
60 | #define BLANK ' ' /* blank character (i.e. space) */ | |
61 | #define CAPITALIZE 0137& /* capitalize character macro */ | |
62 | #define COMMA ',' /* separator in pw_gecos field */ | |
63 | #define COMMAND '-' /* command line flag char */ | |
64 | #define CORY 'C' /* cory hall office */ | |
65 | #define EVANS 'E' /* evans hall office */ | |
66 | #define LINEBREAK 012 /* line feed */ | |
67 | #define NULLSTR "" /* the null string, opposed to NULL */ | |
68 | #define SAMENAME '&' /* repeat login name in real name */ | |
69 | #define TALKABLE 0222 /* tty is writeable if 222 mode */ | |
70 | ||
71 | struct person { /* one for each person fingered */ | |
72 | char name[NMAX+1]; /* login name */ | |
73 | char tty[LMAX+1]; /* NULL terminated tty line */ | |
74 | long loginat; /* time of login (possibly last) */ | |
75 | long idletime; /* how long idle (if logged in) */ | |
76 | short int loggedin; /* flag for being logged in */ | |
77 | short int writeable; /* flag for tty being writeable */ | |
78 | char *realname; /* pointer to full name */ | |
79 | char *office; /* pointer to office name */ | |
80 | char *officephone; /* pointer to office phone no. */ | |
81 | char *homephone; /* pointer to home phone no. */ | |
82 | char *random; /* for any random stuff in pw_gecos */ | |
83 | struct passwd *pwd; /* structure of /etc/passwd stuff */ | |
84 | struct person *link; /* link to next person */ | |
85 | }; | |
86 | ||
87 | struct passwd *NILPWD = 0; | |
88 | struct person *NILPERS = 0; | |
89 | ||
90 | int persize = sizeof( struct person ); | |
91 | int pwdsize = sizeof( struct passwd ); | |
92 | ||
93 | char LASTLOG[] = "/usr/adm/lastlog"; /* last login info */ | |
94 | char USERLOG[] = "/etc/utmp"; /* who is logged in */ | |
95 | char outbuf[BUFSIZ]; /* output buffer */ | |
96 | char *ctime(); | |
97 | ||
98 | int unbrief = 1; /* -b option default */ | |
99 | int header = 1; /* -f option default */ | |
100 | int hack = 1; /* -h option default */ | |
101 | int idle = 0; /* -i option default */ | |
102 | int large = 0; /* -l option default */ | |
103 | int match = 1; /* -m option default */ | |
104 | int plan = 1; /* -p option default */ | |
105 | int unquick = 1; /* -q option default */ | |
106 | int small = 0; /* -s option default */ | |
107 | int wide = 1; /* -w option default */ | |
108 | ||
109 | int lf; | |
110 | int llopenerr; | |
111 | ||
112 | long tloc; /* current time */ | |
113 | ||
114 | ||
115 | ||
116 | main( argc, argv ) | |
117 | ||
118 | int argc; | |
119 | char *argv[]; | |
120 | ||
121 | { | |
122 | FILE *fp, *fopen(); /* for plans */ | |
123 | struct passwd *getpwent(); /* read /etc/passwd */ | |
124 | struct person *person1, *p, *pend; /* people */ | |
125 | struct passwd *pw; /* temporary */ | |
126 | struct utmp user; /* ditto */ | |
127 | char *malloc(); | |
128 | char *s, *pn, *ln; | |
129 | char c; | |
130 | char *PLAN = "/.plan"; /* what plan file is */ | |
131 | char *PROJ = "/.project"; /* what project file */ | |
132 | int PLANLEN = strlen( PLAN ); | |
133 | int PROJLEN = strlen( PROJ ); | |
134 | int numnames = 0; | |
135 | int orgnumnames; | |
136 | int uf; | |
137 | int usize = sizeof user; | |
138 | int unshort; | |
139 | int i, j; | |
140 | int fngrlogin; | |
141 | ||
142 | setbuf( stdout, outbuf ); /* buffer output */ | |
143 | ||
144 | /* parse command line for (optional) arguments */ | |
145 | ||
146 | i = 1; | |
147 | if( strcmp( *argv, "sh" ) ) { | |
148 | fngrlogin = 0; | |
149 | while( i++ < argc && (*++argv)[0] == COMMAND ) { | |
150 | for( s = argv[0] + 1; *s != NULL; s++ ) { | |
151 | switch (*s) { | |
152 | ||
153 | case 'b': | |
154 | unbrief = 0; | |
155 | break; | |
156 | ||
157 | case 'f': | |
158 | header = 0; | |
159 | break; | |
160 | ||
161 | case 'h': | |
162 | hack = 0; | |
163 | break; | |
164 | ||
165 | case 'i': | |
166 | idle = 1; | |
167 | unquick = 0; | |
168 | break; | |
169 | ||
170 | case 'l': | |
171 | large = 1; | |
172 | break; | |
173 | ||
174 | case 'm': | |
175 | match = 0; | |
176 | break; | |
177 | ||
178 | case 'p': | |
179 | plan = 0; | |
180 | break; | |
181 | ||
182 | case 'q': | |
183 | unquick = 0; | |
184 | break; | |
185 | ||
186 | case 's': | |
187 | small = 1; | |
188 | break; | |
189 | ||
190 | case 'w': | |
191 | wide = 0; | |
192 | break; | |
193 | ||
194 | default: | |
195 | fprintf( stderr, "finger: Usage -- 'finger [-bfhilmpqsw] [login1 [login2 ...] ]'\n" ); | |
196 | exit( 1 ); | |
197 | } | |
198 | } | |
199 | } | |
200 | } | |
201 | else { | |
202 | fngrlogin = 1; | |
203 | } | |
204 | if( unquick ) { | |
205 | time( &tloc ); | |
206 | } | |
207 | else { | |
208 | if( idle ) { | |
209 | time( &tloc ); | |
210 | } | |
211 | } | |
212 | ||
213 | /* i > argc means no login names given so get them by reading USERLOG */ | |
214 | ||
215 | if( (i > argc) || fngrlogin ) { | |
216 | unshort = large; | |
217 | if( ( uf = open(USERLOG, 0) ) >= 0 ) { | |
218 | user.ut_name[0] = NULL; | |
219 | while( user.ut_name[0] == NULL ) { | |
220 | if( read( uf, (char *) &user, usize ) != usize ) { | |
b474790b | 221 | printf( "No one logged on\n" ); |
2e61617d BJ |
222 | exit( 0 ); |
223 | } | |
224 | } | |
225 | person1 = (struct person *) malloc( persize ); | |
226 | for( j = 0; j < NMAX; j++ ) { | |
227 | person1->tty[j] = user.ut_line[j]; | |
228 | person1->name[j] = user.ut_name[j]; | |
229 | } | |
230 | person1->name[NMAX] = NULL; | |
231 | person1->tty[NMAX] = NULL; | |
232 | person1->loginat = user.ut_time; | |
233 | person1->pwd = NILPWD; | |
234 | person1->loggedin = 1; | |
235 | numnames++; | |
236 | p = person1; | |
237 | while( read( uf, (char *) &user, usize ) == usize ) { | |
238 | if( user.ut_name[0] == NULL ) continue; | |
239 | p->link = (struct person *) malloc( persize ); | |
240 | p = p->link; | |
241 | for( j = 0; j < NMAX; j++ ) { | |
242 | p->tty[j] = user.ut_line[j]; | |
243 | p->name[j] = user.ut_name[j]; | |
244 | } | |
245 | p->name[NMAX] = NULL; | |
246 | p->tty[NMAX] = NULL; | |
247 | p->loginat = user.ut_time; | |
248 | p->pwd = NILPWD; | |
249 | p->loggedin = 1; | |
250 | numnames++; | |
251 | } | |
252 | p->link = NILPERS; | |
253 | close( uf ); | |
254 | } | |
255 | else { | |
256 | fprintf( stderr, "finger: error opening %s\n", USERLOG ); | |
257 | exit( 2 ); | |
258 | } | |
259 | ||
260 | /* if we are doing it, read /etc/passwd for the useful info */ | |
261 | ||
262 | if( unquick ) { | |
263 | setpwent(); | |
264 | fwopen(); | |
265 | i = numnames; | |
266 | while( ( (pw = getpwent()) != NILPWD ) && ( i > 0 ) ) { | |
267 | p = person1; | |
268 | do { | |
269 | if( p->pwd == NILPWD ) { | |
270 | if( strcmp( p->name, pw->pw_name ) == 0 ) { | |
271 | p->pwd = (struct passwd *) malloc( pwdsize ); | |
272 | pwdcopy( p->pwd, pw ); | |
273 | decode( p ); | |
274 | i--; | |
275 | } | |
276 | } | |
277 | p = p->link; | |
278 | } while( p != NILPERS ); | |
279 | } | |
280 | fwclose(); | |
281 | endpwent(); | |
282 | } | |
283 | } | |
284 | ||
285 | /* get names from command line and check to see if they're logged in */ | |
286 | ||
287 | else { | |
288 | unshort = ( small == 1 ? 0 : 1 ); | |
b474790b SL |
289 | while (i <= argc && netfinger(*argv)) { |
290 | i++; | |
291 | argv++; | |
292 | } | |
293 | if (i++ > argc) | |
294 | exit(0); | |
2e61617d BJ |
295 | person1 = (struct person *) malloc( persize ); |
296 | strcpy( person1->name, (argv++)[ 0 ] ); | |
297 | person1->loggedin = 0; | |
298 | person1->pwd = NILPWD; | |
299 | numnames++; | |
300 | p = person1; | |
301 | while( i++ <= argc ) { | |
b474790b SL |
302 | if (netfinger(*argv)) { |
303 | argv++; | |
304 | continue; | |
305 | } | |
2e61617d BJ |
306 | p->link = (struct person *) malloc( persize ); |
307 | p = p->link; | |
308 | strcpy( p->name, (argv++)[ 0 ] ); | |
309 | p->loggedin = 0; | |
310 | p->pwd = NILPWD; | |
311 | numnames++; | |
312 | } | |
313 | p->link = NILPERS; | |
314 | pend = p; | |
315 | ||
316 | /* if we are doing it, read /etc/passwd for the useful info */ | |
317 | ||
318 | orgnumnames = numnames; | |
319 | if( unquick ) { | |
320 | setpwent(); | |
321 | while( ( pw = getpwent() ) != NILPWD ) { | |
322 | p = person1; | |
323 | i = 0; | |
324 | do { | |
325 | if( strcmp( p->name, pw->pw_name ) == 0 || | |
326 | matchcmp( pw->pw_gecos, pw->pw_name, p->name ) ) { | |
327 | if( p->pwd == NILPWD ) { | |
328 | p->pwd = (struct passwd *) malloc( pwdsize ); | |
329 | pwdcopy( p->pwd, pw ); | |
330 | } | |
331 | else { /* handle multiple logins -- append new | |
332 | "duplicate" entry to end of list */ | |
333 | pend->link = (struct person *) malloc(persize); | |
334 | pend = pend->link; | |
335 | pend->link = NILPERS; | |
336 | strcpy( pend->name, p->name ); | |
337 | pend->pwd = (struct passwd *) malloc(pwdsize); | |
338 | pwdcopy( pend->pwd, pw ); | |
339 | numnames++; | |
340 | } | |
341 | } | |
342 | p = p->link; | |
343 | } while( ++i < orgnumnames ); | |
344 | } | |
345 | endpwent(); | |
346 | } | |
347 | ||
348 | /* Now get login information */ | |
349 | ||
350 | if( ( uf = open(USERLOG, 0) ) >= 0 ) { | |
351 | while( read( uf, (char *) &user, usize ) == usize ) { | |
352 | if( user.ut_name[0] == NULL ) continue; | |
353 | p = person1; | |
354 | do { | |
355 | pw = p->pwd; | |
356 | if( pw == NILPWD ) { | |
357 | i = ( strcmp( p->name, user.ut_name ) ? 0 : NMAX ); | |
358 | } | |
359 | else { | |
360 | i = 0; | |
361 | while( (i < NMAX) && | |
362 | ( pw->pw_name[i] == user.ut_name[i]) ) { | |
363 | if( pw->pw_name[i] == NULL ) { | |
364 | i = NMAX; | |
365 | break; | |
366 | } | |
367 | i++; | |
368 | } | |
369 | } | |
370 | if( i == NMAX ) { | |
371 | if( p->loggedin == 1 ) { | |
372 | pend->link = (struct person *) malloc(persize); | |
373 | pend = pend->link; | |
374 | pend->link = NILPERS; | |
375 | strcpy( pend->name, p->name ); | |
376 | for( j = 0; j < NMAX; j++ ) { | |
377 | pend->tty[j] = user.ut_line[j]; | |
378 | } | |
379 | pend->tty[ NMAX ] = NULL; | |
380 | pend->loginat = user.ut_time; | |
381 | pend->loggedin = 2; | |
382 | if( pw == NILPWD ) { | |
383 | pend ->pwd = NILPWD; | |
384 | } | |
385 | else { | |
386 | pend->pwd = (struct passwd *) malloc(pwdsize); | |
387 | pwdcopy( pend->pwd, pw ); | |
388 | } | |
389 | numnames++; | |
390 | } | |
391 | else { | |
392 | if( p->loggedin != 2 ) { | |
393 | for( j = 0; j < NMAX; j++ ) { | |
394 | p->tty[j] = user.ut_line[j]; | |
395 | } | |
396 | p->tty[ NMAX ] = NULL; | |
397 | p->loginat = user.ut_time; | |
398 | p->loggedin = 1; | |
399 | } | |
400 | } | |
401 | } | |
402 | p = p->link; | |
403 | } while( p != NILPERS ); | |
404 | } | |
405 | fwopen(); | |
406 | p = person1; | |
407 | while( p != NILPERS ) { | |
408 | if( p->loggedin == 2 ) { | |
409 | p->loggedin = 1; | |
410 | } | |
411 | decode( p ); | |
412 | p = p->link; | |
413 | } | |
414 | fwclose(); | |
415 | close( uf ); | |
416 | } | |
417 | else { | |
418 | fprintf( stderr, "finger: error opening %s\n", USERLOG ); | |
419 | exit( 2 ); | |
420 | } | |
421 | } | |
422 | ||
423 | /* print out what we got */ | |
424 | ||
425 | if( header ) { | |
426 | if( unquick ) { | |
427 | if( !unshort ) { | |
428 | if( wide ) { | |
429 | printf( | |
430 | "Login Name TTY Idle When Office\n" ); | |
431 | } | |
432 | else { | |
433 | printf( | |
434 | "Login TTY Idle When Office\n" ); | |
435 | } | |
436 | } | |
437 | } | |
438 | else { | |
439 | printf( "Login TTY When" ); | |
440 | if( idle ) { | |
441 | printf( " Idle" ); | |
442 | } | |
443 | printf( "\n" ); | |
444 | } | |
445 | } | |
446 | p = person1; | |
447 | do { | |
448 | if( unquick ) { | |
449 | if( unshort ) { | |
450 | personprint( p ); | |
451 | if( p->pwd != NILPWD ) { | |
452 | if( hack ) { | |
453 | s = malloc(strlen((p->pwd)->pw_dir) + PROJLEN + 1 ); | |
454 | strcpy( s, (p->pwd)->pw_dir ); | |
455 | strcat( s, PROJ ); | |
456 | if( ( fp = fopen( s, "r") ) != NULL ) { | |
457 | printf( "Project: " ); | |
458 | while( ( c = getc(fp) ) != EOF ) { | |
459 | if( c == LINEBREAK ) { | |
460 | break; | |
461 | } | |
462 | putc( c, stdout ); | |
463 | } | |
464 | fclose( fp ); | |
465 | printf( "\n" ); | |
466 | } | |
467 | } | |
468 | if( plan ) { | |
469 | s = malloc( strlen( (p->pwd)->pw_dir ) + PLANLEN + 1 ); | |
470 | strcpy( s, (p->pwd)->pw_dir ); | |
471 | strcat( s, PLAN ); | |
472 | if( ( fp = fopen( s, "r") ) == NULL ) { | |
473 | printf( "No Plan.\n" ); | |
474 | } | |
475 | else { | |
476 | printf( "Plan:\n" ); | |
477 | while( ( c = getc(fp) ) != EOF ) { | |
478 | putc( c, stdout ); | |
479 | } | |
480 | fclose( fp ); | |
481 | } | |
482 | } | |
483 | } | |
484 | if( p->link != NILPERS ) { | |
485 | printf( "\n" ); | |
486 | } | |
487 | } | |
488 | else { | |
489 | shortprint( p ); | |
490 | } | |
491 | } | |
492 | else { | |
493 | quickprint( p ); | |
494 | } | |
495 | p = p->link; | |
496 | } while( p != NILPERS ); | |
497 | exit(0); | |
498 | } | |
499 | ||
500 | ||
501 | /* given a pointer to a pwd (pfrom) copy it to another one, allocating | |
502 | * space for all the stuff in it. Note: Only the useful (what the | |
503 | * program currently uses) things are copied. | |
504 | */ | |
505 | ||
506 | pwdcopy( pto, pfrom ) /* copy relevant fields only */ | |
507 | ||
508 | struct passwd *pto, *pfrom; | |
509 | { | |
510 | pto->pw_name = malloc( strlen( pfrom->pw_name ) + 1 ); | |
511 | strcpy( pto->pw_name, pfrom->pw_name ); | |
512 | pto->pw_uid = pfrom->pw_uid; | |
513 | pto->pw_gecos = malloc( strlen( pfrom->pw_gecos ) + 1 ); | |
514 | strcpy( pto->pw_gecos, pfrom->pw_gecos ); | |
515 | pto->pw_dir = malloc( strlen( pfrom->pw_dir ) + 1 ); | |
516 | strcpy( pto->pw_dir, pfrom->pw_dir ); | |
517 | pto->pw_shell = malloc( strlen( pfrom->pw_shell ) + 1 ); | |
518 | strcpy( pto->pw_shell, pfrom->pw_shell ); | |
519 | } | |
520 | ||
521 | ||
522 | /* print out information on quick format giving just name, tty, login time | |
523 | * and idle time if idle is set. | |
524 | */ | |
525 | ||
526 | quickprint( pers ) | |
527 | ||
528 | struct person *pers; | |
529 | { | |
530 | int idleprinted; | |
531 | ||
532 | printf( "%-*.*s", NMAX, NMAX, pers->name ); | |
533 | printf( " " ); | |
534 | if( pers->loggedin ) { | |
535 | if( idle ) { | |
536 | findidle( pers ); | |
537 | if( pers->writeable ) { | |
538 | printf( " %-*.*s %-16.16s", LMAX, LMAX, | |
539 | pers->tty, ctime( &pers->loginat ) ); | |
540 | } | |
541 | else { | |
542 | printf( "*%-*.*s %-16.16s", LMAX, LMAX, | |
543 | pers->tty, ctime( &pers->loginat ) ); | |
544 | } | |
545 | printf( " " ); | |
546 | idleprinted = ltimeprint( &pers->idletime ); | |
547 | } | |
548 | else { | |
549 | printf( " %-*.*s %-16.16s", LMAX, LMAX, | |
550 | pers->tty, ctime( &pers->loginat ) ); | |
551 | } | |
552 | } | |
553 | else { | |
554 | printf( " Not Logged In" ); | |
555 | } | |
556 | printf( "\n" ); | |
557 | } | |
558 | ||
559 | ||
560 | /* print out information in short format, giving login name, full name, | |
561 | * tty, idle time, login time, office location and phone. | |
562 | */ | |
563 | ||
564 | shortprint( pers ) | |
565 | ||
566 | struct person *pers; | |
567 | ||
568 | { | |
569 | struct passwd *pwdt = pers->pwd; | |
570 | char buf[ 26 ]; | |
571 | int i, len, offset, dialup; | |
572 | ||
573 | if( pwdt == NILPWD ) { | |
574 | printf( "%-*.*s", NMAX, NMAX, pers->name ); | |
575 | printf( " ???\n" ); | |
576 | return; | |
577 | } | |
578 | printf( "%-*.*s", NMAX, NMAX, pwdt->pw_name ); | |
579 | dialup = 0; | |
580 | if( wide ) { | |
581 | if( strlen( pers->realname ) > 0 ) { | |
582 | printf( " %-20.20s", pers->realname ); | |
583 | } | |
584 | else { | |
585 | printf( " ??? " ); | |
586 | } | |
587 | } | |
588 | if( pers->loggedin ) { | |
589 | if( pers->writeable ) { | |
590 | printf( " " ); | |
591 | } | |
592 | else { | |
593 | printf( " *" ); | |
594 | } | |
595 | } | |
596 | else { | |
597 | printf( " " ); | |
598 | } | |
599 | if( strlen( pers->tty ) > 0 ) { | |
600 | strcpy( buf, pers->tty ); | |
601 | if( (buf[0] == 't') && (buf[1] == 't') && (buf[2] == 'y') ) { | |
602 | offset = 3; | |
603 | for( i = 0; i < 2; i++ ) { | |
604 | buf[i] = buf[i + offset]; | |
605 | } | |
606 | } | |
607 | if( (buf[0] == 'd') && pers->loggedin ) { | |
608 | dialup = 1; | |
609 | } | |
610 | printf( "%-2.2s ", buf ); | |
611 | } | |
612 | else { | |
613 | printf( " " ); | |
614 | } | |
27cee9bc | 615 | strcpy(buf, ctime(&pers->loginat)); |
2e61617d BJ |
616 | if( pers->loggedin ) { |
617 | stimeprint( &pers->idletime ); | |
618 | offset = 7; | |
619 | for( i = 4; i < 19; i++ ) { | |
620 | buf[i] = buf[i + offset]; | |
621 | } | |
622 | printf( " %-9.9s ", buf ); | |
623 | } | |
27cee9bc KM |
624 | else if (pers->loginat == 0) |
625 | printf(" < . . . . >"); | |
626 | else if (tloc - pers->loginat >= 180 * 24 * 60 * 60) | |
627 | printf( " <%-6.6s, %-4.4s>", buf+4, buf+20 ); | |
628 | else | |
629 | printf(" <%-12.12s>", buf+4); | |
2e61617d BJ |
630 | len = strlen( pers->homephone ); |
631 | if( dialup && (len > 0) ) { | |
632 | if( len == 8 ) { | |
633 | printf( " " ); | |
634 | } | |
635 | else { | |
636 | if( len == 12 ) { | |
637 | printf( " " ); | |
638 | } | |
639 | else { | |
640 | for( i = 1; i <= 21 - len; i++ ) { | |
641 | printf( " " ); | |
642 | } | |
643 | } | |
644 | } | |
645 | printf( "%s", pers->homephone ); | |
646 | } | |
647 | else { | |
648 | if( strlen( pers->office ) > 0 ) { | |
649 | printf( " %-11.11s", pers->office ); | |
650 | if( strlen( pers->officephone ) > 0 ) { | |
651 | printf( " %8.8s", pers->officephone ); | |
652 | } | |
653 | else { | |
654 | if( len == 8 ) { | |
655 | printf( " %8.8s", pers->homephone ); | |
656 | } | |
657 | } | |
658 | } | |
659 | else { | |
660 | if( strlen( pers->officephone ) > 0 ) { | |
661 | printf( " %8.8s", pers->officephone ); | |
662 | } | |
663 | else { | |
664 | if( len == 8 ) { | |
665 | printf( " %8.8s", pers->homephone ); | |
666 | } | |
667 | else { | |
668 | if( len == 12 ) { | |
669 | printf( " %12.12s", pers->homephone ); | |
670 | } | |
671 | } | |
672 | } | |
673 | } | |
674 | } | |
675 | printf( "\n" ); | |
676 | } | |
677 | ||
678 | ||
679 | /* print out a person in long format giving all possible information. | |
680 | * directory and shell are inhibited if unbrief is clear. | |
681 | */ | |
682 | ||
683 | personprint( pers ) | |
684 | ||
685 | struct person *pers; | |
686 | { | |
687 | struct passwd *pwdt = pers->pwd; | |
688 | int idleprinted; | |
689 | ||
690 | if( pwdt == NILPWD ) { | |
691 | printf( "Login name: %-10s", pers->name ); | |
692 | printf( " " ); | |
693 | printf( "In real life: ???\n"); | |
694 | return; | |
695 | } | |
696 | printf( "Login name: %-10s", pwdt->pw_name ); | |
697 | if( pers->loggedin ) { | |
698 | if( pers->writeable ) { | |
699 | printf( " " ); | |
700 | } | |
701 | else { | |
702 | printf( " (messages off) " ); | |
703 | } | |
704 | } | |
705 | else { | |
706 | printf( " " ); | |
707 | } | |
708 | if( strlen( pers->realname ) > 0 ) { | |
709 | printf( "In real life: %-s", pers->realname ); | |
710 | } | |
711 | if( strlen( pers->office ) > 0 ) { | |
712 | printf( "\nOffice: %-.11s", pers->office ); | |
713 | if( strlen( pers->officephone ) > 0 ) { | |
714 | printf( ", %s", pers->officephone ); | |
715 | if( strlen( pers->homephone ) > 0 ) { | |
716 | printf( " Home phone: %s", pers->homephone ); | |
717 | } | |
718 | else { | |
719 | if( strlen( pers->random ) > 0 ) { | |
720 | printf( " %s", pers->random ); | |
721 | } | |
722 | } | |
723 | } | |
724 | else { | |
725 | if( strlen( pers->homephone ) > 0 ) { | |
726 | printf(" Home phone: %s",pers->homephone); | |
727 | } | |
728 | if( strlen( pers->random ) > 0 ) { | |
729 | printf( " %s", pers->random ); | |
730 | } | |
731 | } | |
732 | } | |
733 | else { | |
734 | if( strlen( pers->officephone ) > 0 ) { | |
735 | printf( "\nPhone: %s", pers->officephone ); | |
736 | if( strlen( pers->homephone ) > 0 ) { | |
737 | printf( "\n, %s", pers->homephone ); | |
738 | if( strlen( pers->random ) > 0 ) { | |
739 | printf( ", %s", pers->random ); | |
740 | } | |
741 | } | |
742 | else { | |
743 | if( strlen( pers->random ) > 0 ) { | |
744 | printf( "\n, %s", pers->random ); | |
745 | } | |
746 | } | |
747 | } | |
748 | else { | |
749 | if( strlen( pers->homephone ) > 0 ) { | |
750 | printf( "\nPhone: %s", pers->homephone ); | |
751 | if( strlen( pers->random ) > 0 ) { | |
752 | printf( ", %s", pers->random ); | |
753 | } | |
754 | } | |
755 | else { | |
756 | if( strlen( pers->random ) > 0 ) { | |
757 | printf( "\n%s", pers->random ); | |
758 | } | |
759 | } | |
760 | } | |
761 | } | |
762 | if( unbrief ) { | |
763 | printf( "\n" ); | |
764 | printf( "Directory: %-25s", pwdt->pw_dir ); | |
765 | if( strlen( pwdt->pw_shell ) > 0 ) { | |
766 | printf( " Shell: %-s", pwdt->pw_shell ); | |
767 | } | |
768 | } | |
769 | if( pers->loggedin ) { | |
770 | register char *ep = ctime( &pers->loginat ); | |
771 | printf("\nOn since %15.15s on %-*.*s ", &ep[4], LMAX, LMAX, pers->tty ); | |
772 | idleprinted = ltimeprint( &pers->idletime ); | |
773 | if( idleprinted ) { | |
774 | printf( " Idle Time" ); | |
775 | } | |
776 | } | |
27cee9bc KM |
777 | else if (pers->loginat == 0) |
778 | printf("\nNever logged in."); | |
779 | else if (tloc - pers->loginat > 180 * 24 * 60 * 60) { | |
780 | register char *ep = ctime( &pers->loginat ); | |
781 | printf("\nLast login %10.10s, %4.4s on %.*s", ep, ep+20, LMAX, pers->tty); | |
782 | } | |
2e61617d BJ |
783 | else { |
784 | register char *ep = ctime( &pers->loginat ); | |
785 | printf("\nLast login %16.16s on %.*s", ep, LMAX, pers->tty ); | |
786 | } | |
787 | printf( "\n" ); | |
788 | } | |
789 | ||
790 | ||
791 | /* | |
792 | * very hacky section of code to format phone numbers. filled with | |
793 | * magic constants like 4, 7 and 10. | |
794 | */ | |
795 | ||
796 | char *phone( s, len ) | |
797 | ||
798 | char *s; | |
799 | int len; | |
800 | { | |
801 | char *strsave(); | |
802 | char fonebuf[ 15 ]; | |
803 | int i; | |
804 | ||
805 | switch( len ) { | |
806 | ||
807 | case 4: | |
808 | fonebuf[ 0 ] = ' '; | |
809 | fonebuf[ 1 ] = 'x'; | |
810 | fonebuf[ 2 ] = '2'; | |
811 | fonebuf[ 3 ] = '-'; | |
812 | for( i = 0; i <= 3; i++ ) { | |
813 | fonebuf[ 4 + i ] = *s++; | |
814 | } | |
815 | fonebuf[ 8 ] = NULL; | |
816 | return( strsave( &fonebuf[0] ) ); | |
817 | break; | |
818 | ||
819 | case 7: | |
820 | for( i = 0; i <= 2; i++ ) { | |
821 | fonebuf[ i ] = *s++; | |
822 | } | |
823 | fonebuf[ 3 ] = '-'; | |
824 | for( i = 0; i <= 3; i++ ) { | |
825 | fonebuf[ 4 + i ] = *s++; | |
826 | } | |
827 | fonebuf[ 8 ] = NULL; | |
828 | return( strsave( &fonebuf[0] ) ); | |
829 | break; | |
830 | ||
831 | case 10: | |
832 | for( i = 0; i <= 2; i++ ) { | |
833 | fonebuf[ i ] = *s++; | |
834 | } | |
835 | fonebuf[ 3 ] = '-'; | |
836 | for( i = 0; i <= 2; i++ ) { | |
837 | fonebuf[ 4 + i ] = *s++; | |
838 | } | |
839 | fonebuf[ 7 ] = '-'; | |
840 | for( i = 0; i <= 3; i++ ) { | |
841 | fonebuf[ 8 + i ] = *s++; | |
842 | } | |
843 | fonebuf[ 12 ] = NULL; | |
844 | return( strsave( &fonebuf[0] ) ); | |
845 | break; | |
846 | ||
847 | default: | |
848 | fprintf( stderr, "finger: error in phone numbering\n" ); | |
849 | return( strsave(s) ); | |
850 | break; | |
851 | } | |
852 | } | |
853 | ||
854 | ||
855 | /* decode the information in the gecos field of /etc/passwd | |
856 | * another hacky section of code, but given the format the stuff is in... | |
857 | */ | |
858 | ||
859 | decode( pers ) | |
860 | ||
861 | struct person *pers; | |
862 | ||
863 | { | |
864 | struct passwd *pwdt = pers->pwd; | |
9b6a83a9 | 865 | char buffer[ 256 ], *bp, *gp, *lp; |
2e61617d BJ |
866 | char *phone(); |
867 | int alldigits; | |
868 | int len; | |
869 | int i; | |
870 | ||
871 | pers->realname = NULLSTR; | |
872 | pers->office = NULLSTR; | |
873 | pers->officephone = NULLSTR; | |
874 | pers->homephone = NULLSTR; | |
875 | pers->random = NULLSTR; | |
876 | if( pwdt != NILPWD ) { | |
877 | gp = pwdt->pw_gecos; | |
878 | bp = &buffer[ 0 ]; | |
879 | if( *gp == ASTERISK ) { | |
880 | gp++; | |
881 | } | |
882 | while( (*gp != NULL) && (*gp != COMMA) ) { /* name */ | |
883 | if( *gp == SAMENAME ) { | |
884 | lp = pwdt->pw_name; | |
885 | *bp++ = CAPITALIZE(*lp++); | |
886 | while( *lp != NULL ) { | |
887 | *bp++ = *lp++; | |
888 | } | |
889 | } | |
890 | else { | |
891 | *bp++ = *gp; | |
892 | } | |
893 | gp++; | |
894 | } | |
895 | *bp = NULL; | |
896 | pers->realname = malloc( strlen( &buffer[0] ) + 1 ); | |
897 | strcpy( pers->realname, &buffer[0] ); | |
898 | if( *gp++ == COMMA ) { /* office, supposedly */ | |
899 | alldigits = 1; | |
900 | bp = &buffer[ 0 ]; | |
901 | while( (*gp != NULL) && (*gp != COMMA) ) { | |
902 | *bp = *gp++; | |
903 | alldigits = alldigits && ('0' <= *bp) && (*bp <= '9'); | |
904 | bp++; | |
905 | } | |
906 | *bp = NULL; | |
907 | len = strlen( &buffer[0] ); | |
908 | if( buffer[ len - 1 ] == CORY ) { | |
909 | strcpy( &buffer[ len - 1 ], " Cory" ); | |
910 | pers->office = malloc( len + 5 ); | |
911 | strcpy( pers->office, &buffer[0] ); | |
912 | } | |
913 | else { | |
914 | if( buffer[ len - 1 ] == EVANS ) { | |
915 | strcpy( &buffer[ len - 1 ], " Evans" ); | |
916 | pers->office = malloc( len + 6 ); | |
917 | strcpy( pers->office, &buffer[0] ); | |
918 | } | |
919 | else { | |
920 | if( buffer[ len - 1 ] == 'L' ) { | |
921 | strcpy( &buffer[ len - 1 ], " LBL" ); | |
922 | pers->office = malloc( len + 4 ); | |
923 | strcpy( pers->office, &buffer[0] ); | |
924 | } | |
925 | else { | |
926 | if( alldigits ) { | |
927 | if( len == 4 ) { | |
928 | pers->officephone = phone(&buffer[0], len); | |
929 | } | |
930 | else { | |
931 | if( (len == 7) || (len == 10) ) { | |
932 | pers->homephone = phone(&buffer[0],len); | |
933 | } | |
934 | } | |
935 | } | |
936 | else { | |
937 | pers->random = malloc( len + 1 ); | |
938 | strcpy( pers->random, &buffer[0] ); | |
939 | } | |
940 | } | |
941 | } | |
942 | } | |
943 | if( *gp++ == COMMA ) { /* office phone, theoretically */ | |
944 | bp = &buffer[ 0 ]; | |
945 | alldigits = 1; | |
946 | while( (*gp != NULL) && (*gp != COMMA) ) { | |
947 | *bp = *gp++; | |
948 | alldigits = alldigits && ('0' <= *bp) && (*bp <= '9'); | |
949 | bp++; | |
950 | } | |
951 | *bp = NULL; | |
952 | len = strlen( &buffer[0] ); | |
953 | if( alldigits ) { | |
954 | if( len != 4 ) { | |
955 | if( (len == 7) || (len == 10) ) { | |
956 | pers->homephone = phone( &buffer[0], len ); | |
957 | } | |
958 | else { | |
959 | pers->random = malloc( len + 1 ); | |
960 | strcpy( pers->random, &buffer[0] ); | |
961 | } | |
962 | } | |
963 | else { | |
964 | pers->officephone = phone( &buffer[0], len ); | |
965 | } | |
966 | } | |
967 | else { | |
968 | pers->random = malloc( len + 1 ); | |
969 | strcpy( pers->random, &buffer[0] ); | |
970 | } | |
971 | if( *gp++ == COMMA ) { /* home phone?? */ | |
972 | bp = &buffer[ 0 ]; | |
973 | alldigits = 1; | |
974 | while( (*gp != NULL) && (*gp != COMMA) ) { | |
975 | *bp = *gp++; | |
976 | alldigits = alldigits && ('0' <= *bp) && | |
977 | (*bp <= '9'); | |
978 | bp++; | |
979 | } | |
980 | *bp = NULL; | |
981 | len = strlen( &buffer[0] ); | |
982 | if( alldigits && ( (len == 7) || (len == 10) ) ) { | |
983 | if( *pers->homephone != NULL ) { | |
984 | pers->officephone = pers->homephone; | |
985 | } | |
986 | pers->homephone = phone( &buffer[0], len ); | |
987 | } | |
988 | else { | |
989 | pers->random = malloc( strlen( &buffer[0] ) + 1 ); | |
990 | strcpy( pers->random, &buffer[0] ); | |
991 | } | |
992 | } | |
993 | } | |
994 | } | |
995 | if( pers->loggedin == 0 ) { | |
996 | findwhen( pers ); | |
997 | } | |
998 | else { | |
999 | findidle( pers ); | |
1000 | } | |
1001 | } | |
1002 | } | |
1003 | ||
1004 | ||
1005 | /* find the last log in of a user by checking the LASTLOG file. | |
1006 | * the entry is indexed by the uid, so this can only be done if | |
1007 | * the uid is known (which it isn't in quick mode) | |
1008 | */ | |
1009 | ||
1010 | fwopen() | |
1011 | { | |
1012 | if( ( lf = open(LASTLOG, 0) ) >= 0 ) { | |
1013 | llopenerr = 0; | |
1014 | } | |
1015 | else { | |
1016 | fprintf( stderr, "finger: lastlog open error\n" ); | |
1017 | llopenerr = 1; | |
1018 | } | |
1019 | } | |
1020 | ||
1021 | ||
1022 | findwhen( pers ) | |
1023 | ||
1024 | struct person *pers; | |
1025 | { | |
1026 | struct passwd *pwdt = pers->pwd; | |
1027 | struct lastlog ll; | |
1028 | int llsize = sizeof ll; | |
1029 | int i; | |
1030 | ||
1031 | if( !llopenerr ) { | |
1032 | lseek( lf, pwdt->pw_uid*llsize, 0 ); | |
27cee9bc | 1033 | if ((i = read( lf, (char *) &ll, llsize )) == llsize) { |
2e61617d BJ |
1034 | for( i = 0; i < LMAX; i++ ) { |
1035 | pers->tty[ i ] = ll.ll_line[ i ]; | |
1036 | } | |
1037 | pers->tty[ LMAX ] = NULL; | |
1038 | pers->loginat = ll.ll_time; | |
1039 | } | |
1040 | else { | |
27cee9bc KM |
1041 | if (i != 0) |
1042 | fprintf(stderr, "finger: lastlog read error\n"); | |
2e61617d BJ |
1043 | pers->tty[ 0 ] = NULL; |
1044 | pers->loginat = 0L; | |
1045 | } | |
1046 | } | |
1047 | else { | |
1048 | pers->tty[ 0 ] = NULL; | |
1049 | pers->loginat = 0L; | |
1050 | } | |
1051 | } | |
1052 | ||
1053 | ||
1054 | fwclose() | |
1055 | { | |
1056 | if( !llopenerr ) { | |
1057 | close( lf ); | |
1058 | } | |
1059 | } | |
1060 | ||
1061 | ||
1062 | /* find the idle time of a user by doing a stat on /dev/histty, | |
1063 | * where histty has been gotten from USERLOG, supposedly. | |
1064 | */ | |
1065 | ||
1066 | findidle( pers ) | |
1067 | ||
1068 | struct person *pers; | |
1069 | { | |
1070 | struct stat ttystatus; | |
1071 | struct passwd *pwdt = pers->pwd; | |
1072 | char buffer[ 20 ]; | |
1073 | char *TTY = "/dev/"; | |
1074 | int TTYLEN = strlen( TTY ); | |
1075 | int i; | |
1076 | ||
1077 | strcpy( &buffer[0], TTY ); | |
1078 | i = 0; | |
1079 | do { | |
1080 | buffer[ TTYLEN + i ] = pers->tty[ i ]; | |
1081 | } while( ++i <= LMAX ); | |
1082 | if( stat( &buffer[0], &ttystatus ) >= 0 ) { | |
1083 | time( &tloc ); | |
1084 | if( tloc < ttystatus.st_atime ) { | |
1085 | pers->idletime = 0L; | |
1086 | } | |
1087 | else { | |
1088 | pers->idletime = tloc - ttystatus.st_atime; | |
1089 | } | |
1090 | if( (ttystatus.st_mode & TALKABLE) == TALKABLE ) { | |
1091 | pers->writeable = 1; | |
1092 | } | |
1093 | else { | |
1094 | pers->writeable = 0; | |
1095 | } | |
1096 | } | |
1097 | else { | |
1098 | fprintf( stderr, "finger: error STATing %s\n", &buffer[0] ); | |
1099 | exit( 4 ); | |
1100 | } | |
1101 | } | |
1102 | ||
1103 | ||
1104 | /* print idle time in short format; this program always prints 4 characters; | |
1105 | * if the idle time is zero, it prints 4 blanks. | |
1106 | */ | |
1107 | ||
1108 | stimeprint( dt ) | |
1109 | ||
1110 | long *dt; | |
1111 | { | |
1112 | struct tm *gmtime(); | |
1113 | struct tm *delta; | |
1114 | ||
1115 | delta = gmtime( dt ); | |
1116 | if( delta->tm_yday == 0 ) { | |
1117 | if( delta->tm_hour == 0 ) { | |
1118 | if( delta->tm_min >= 10 ) { | |
1119 | printf( " %2.2d ", delta->tm_min ); | |
1120 | } | |
1121 | else { | |
1122 | if( delta->tm_min == 0 ) { | |
1123 | printf( " " ); | |
1124 | } | |
1125 | else { | |
1126 | printf( " %1.1d ", delta->tm_min ); | |
1127 | } | |
1128 | } | |
1129 | } | |
1130 | else { | |
1131 | if( delta->tm_hour >= 10 ) { | |
1132 | printf( "%3.3d:", delta->tm_hour ); | |
1133 | } | |
1134 | else { | |
1135 | printf( "%1.1d:%02.2d", delta->tm_hour, delta->tm_min ); | |
1136 | } | |
1137 | } | |
1138 | } | |
1139 | else { | |
1140 | printf( "%3dd", delta->tm_yday ); | |
1141 | } | |
1142 | } | |
1143 | ||
1144 | ||
1145 | /* print idle time in long format with care being taken not to pluralize | |
1146 | * 1 minutes or 1 hours or 1 days. | |
1147 | */ | |
1148 | ||
1149 | ltimeprint( dt ) | |
1150 | ||
1151 | long *dt; | |
1152 | { | |
1153 | struct tm *gmtime(); | |
1154 | struct tm *delta; | |
1155 | int printed = 1; | |
1156 | ||
1157 | delta = gmtime( dt ); | |
1158 | if( delta->tm_yday == 0 ) { | |
1159 | if( delta->tm_hour == 0 ) { | |
1160 | if( delta->tm_min >= 10 ) { | |
1161 | printf( "%2d minutes", delta->tm_min ); | |
1162 | } | |
1163 | else { | |
1164 | if( delta->tm_min == 0 ) { | |
1165 | if( delta->tm_sec > 10 ) { | |
1166 | printf( "%2d seconds", delta->tm_sec ); | |
1167 | } | |
1168 | else { | |
1169 | printed = 0; | |
1170 | } | |
1171 | } | |
1172 | else { | |
1173 | if( delta->tm_min == 1 ) { | |
1174 | if( delta->tm_sec == 1 ) { | |
1175 | printf( "%1d minute %1d second", | |
1176 | delta->tm_min, delta->tm_sec ); | |
1177 | } | |
1178 | else { | |
1179 | printf( "%1d minute %d seconds", | |
1180 | delta->tm_min, delta->tm_sec ); | |
1181 | } | |
1182 | } | |
1183 | else { | |
1184 | if( delta->tm_sec == 1 ) { | |
1185 | printf( "%1d minutes %1d second", | |
1186 | delta->tm_min, delta->tm_sec ); | |
1187 | } | |
1188 | else { | |
1189 | printf( "%1d minutes %d seconds", | |
1190 | delta->tm_min, delta->tm_sec ); | |
1191 | } | |
1192 | } | |
1193 | } | |
1194 | } | |
1195 | } | |
1196 | else { | |
1197 | if( delta->tm_hour >= 10 ) { | |
1198 | printf( "%2d hours", delta->tm_hour ); | |
1199 | } | |
1200 | else { | |
1201 | if( delta->tm_hour == 1 ) { | |
1202 | if( delta->tm_min == 1 ) { | |
1203 | printf( "%1d hour %1d minute", | |
1204 | delta->tm_hour, delta->tm_min ); | |
1205 | } | |
1206 | else { | |
1207 | printf( "%1d hour %2d minutes", | |
1208 | delta->tm_hour, delta->tm_min ); | |
1209 | } | |
1210 | } | |
1211 | else { | |
1212 | if( delta->tm_min == 1 ) { | |
1213 | printf( "%1d hours %1d minute", | |
1214 | delta->tm_hour, delta->tm_min ); | |
1215 | } | |
1216 | else { | |
1217 | printf( "%1d hours %2d minutes", | |
1218 | delta->tm_hour, delta->tm_min ); | |
1219 | } | |
1220 | } | |
1221 | } | |
1222 | } | |
1223 | } | |
1224 | else { | |
1225 | if( delta->tm_yday >= 10 ) { | |
1226 | printf( "%2d days", delta->tm_yday ); | |
1227 | } | |
1228 | else { | |
1229 | if( delta->tm_yday == 1 ) { | |
1230 | if( delta->tm_hour == 1 ) { | |
1231 | printf( "%1d day %1d hour", | |
1232 | delta->tm_yday, delta->tm_hour ); | |
1233 | } | |
1234 | else { | |
1235 | printf( "%1d day %2d hours", | |
1236 | delta->tm_yday, delta->tm_hour ); | |
1237 | } | |
1238 | } | |
1239 | else { | |
1240 | if( delta->tm_hour == 1 ) { | |
1241 | printf( "%1d days %1d hour", | |
1242 | delta->tm_yday, delta->tm_hour ); | |
1243 | } | |
1244 | else { | |
1245 | printf( "%1d days %2d hours", | |
1246 | delta->tm_yday, delta->tm_hour ); | |
1247 | } | |
1248 | } | |
1249 | } | |
1250 | } | |
1251 | return( printed ); | |
1252 | } | |
1253 | ||
1254 | ||
1255 | matchcmp( gname, login, given ) | |
1256 | ||
1257 | char *gname; | |
1258 | char *login; | |
1259 | char *given; | |
1260 | { | |
1261 | char buffer[ 20 ]; | |
1262 | char c; | |
1263 | int flag, i, unfound; | |
1264 | ||
1265 | if( !match ) { | |
1266 | return( 0 ); | |
1267 | } | |
1268 | else { | |
1269 | if( namecmp( login, given ) ) { | |
1270 | return( 1 ); | |
1271 | } | |
bb95a472 BS |
1272 | else if (*gname == '\0') |
1273 | return (0); | |
2e61617d BJ |
1274 | else { |
1275 | if( *gname == ASTERISK ) { | |
1276 | gname++; | |
1277 | } | |
1278 | flag = 1; | |
1279 | i = 0; | |
1280 | unfound = 1; | |
1281 | while( unfound ) { | |
1282 | if( flag ) { | |
1283 | c = *gname++; | |
1284 | if( c == SAMENAME ) { | |
1285 | flag = 0; | |
1286 | c = *login++; | |
1287 | } | |
1288 | else { | |
1289 | unfound = (*gname != COMMA) && (*gname != NULL); | |
1290 | } | |
1291 | } | |
1292 | else { | |
1293 | c = *login++; | |
1294 | if( c == NULL ) { | |
1295 | if( (*gname == COMMA) || (*gname == NULL) ) { | |
1296 | break; | |
1297 | } | |
1298 | else { | |
1299 | flag = 1; | |
1300 | continue; | |
1301 | } | |
1302 | } | |
1303 | } | |
1304 | if( c == BLANK ) { | |
1305 | buffer[i++] = NULL; | |
1306 | if( namecmp( buffer, given ) ) { | |
1307 | return( 1 ); | |
1308 | } | |
1309 | i = 0; | |
1310 | flag = 1; | |
1311 | } | |
1312 | else { | |
1313 | buffer[ i++ ] = c; | |
1314 | } | |
1315 | } | |
1316 | buffer[i++] = NULL; | |
1317 | if( namecmp( buffer, given ) ) { | |
1318 | return( 1 ); | |
1319 | } | |
1320 | else { | |
1321 | return( 0 ); | |
1322 | } | |
1323 | } | |
1324 | } | |
1325 | } | |
1326 | ||
1327 | ||
1328 | namecmp( name1, name2 ) | |
1329 | ||
1330 | char *name1; | |
1331 | char *name2; | |
1332 | { | |
1333 | char c1, c2; | |
1334 | ||
1335 | c1 = *name1; | |
1336 | if( (('A' <= c1) && (c1 <= 'Z')) || (('a' <= c1) && (c1 <= 'z')) ) { | |
1337 | c1 = CAPITALIZE( c1 ); | |
1338 | } | |
1339 | c2 = *name2; | |
1340 | if( (('A' <= c2) && (c2 <= 'Z')) || (('a' <= c2) && (c2 <= 'z')) ) { | |
1341 | c2 = CAPITALIZE( c2 ); | |
1342 | } | |
1343 | while( c1 == c2 ) { | |
1344 | if( c1 == NULL ) { | |
1345 | return( 1 ); | |
1346 | } | |
1347 | c1 = *++name1; | |
1348 | if( (('A'<=c1) && (c1<='Z')) || (('a'<=c1) && (c1<='z')) ) { | |
1349 | c1 = CAPITALIZE( c1 ); | |
1350 | } | |
1351 | c2 = *++name2; | |
1352 | if( (('A'<=c2) && (c2<='Z')) || (('a'<=c2) && (c2<='z')) ) { | |
1353 | c2 = CAPITALIZE( c2 ); | |
1354 | } | |
1355 | } | |
1356 | if( *name1 == NULL ) { | |
1357 | while( ('0' <= *name2) && (*name2 <= '9') ) { | |
1358 | name2++; | |
1359 | } | |
1360 | if( *name2 == NULL ) { | |
1361 | return( 1 ); | |
1362 | } | |
1363 | } | |
1364 | else { | |
1365 | if( *name2 == NULL ) { | |
1366 | while( ('0' <= *name1) && (*name1 <= '9') ) { | |
1367 | name1++; | |
1368 | } | |
1369 | if( *name1 == NULL ) { | |
1370 | return( 1 ); | |
1371 | } | |
1372 | } | |
1373 | } | |
1374 | return( 0 ); | |
1375 | } | |
1376 | ||
1377 | ||
1378 | char *strsave( s ) | |
1379 | ||
1380 | char *s; | |
1381 | { | |
1382 | char *malloc(); | |
1383 | char *p; | |
1384 | ||
1385 | p = malloc( strlen( s ) + 1 ); | |
1386 | strcpy( p, s ); | |
1387 | } | |
b474790b SL |
1388 | |
1389 | netfinger(name) | |
1390 | char *name; | |
1391 | { | |
1392 | char *host; | |
1393 | char fname[100]; | |
1394 | struct hostent *hp; | |
1395 | struct servent *sp; | |
1396 | struct sockaddr_in sin; | |
1397 | int s; | |
1398 | char *rindex(); | |
1399 | register FILE *f; | |
1400 | register int c; | |
1401 | register int lastc; | |
1402 | ||
1403 | if (name == NULL) | |
1404 | return(0); | |
1405 | host = rindex(name, '@'); | |
1406 | if (host == NULL) | |
1407 | return(0); | |
1408 | *host++ = 0; | |
1409 | hp = gethostbyname(host); | |
1410 | if (hp == NULL) { | |
1411 | static struct hostent def; | |
1412 | static struct in_addr defaddr; | |
1413 | static char namebuf[128]; | |
1414 | int inet_addr(); | |
1415 | ||
1416 | defaddr.s_addr = inet_addr(host); | |
1417 | if (defaddr.s_addr == -1) { | |
1418 | printf("unknown host: %s\n", host); | |
1419 | return(1); | |
1420 | } | |
1421 | strcpy(namebuf, host); | |
1422 | def.h_name = namebuf; | |
1423 | def.h_addr = (char *)&defaddr; | |
1424 | def.h_length = sizeof (struct in_addr); | |
1425 | def.h_addrtype = AF_INET; | |
1426 | def.h_aliases = 0; | |
1427 | hp = &def; | |
1428 | } | |
1429 | printf("[%s]", hp->h_name); | |
1430 | sp = getservbyname("finger", "tcp"); | |
1431 | if (sp == 0) { | |
1432 | printf("tcp/finger: unknown service\n"); | |
1433 | return(1); | |
1434 | } | |
1435 | sin.sin_family = hp->h_addrtype; | |
1436 | bcopy(hp->h_addr, (char *)&sin.sin_addr, hp->h_length); | |
1437 | sin.sin_port = sp->s_port; | |
1438 | s = socket(hp->h_addrtype, SOCK_STREAM, 0); | |
1439 | if (s < 0) { | |
1440 | fflush(stdout); | |
1441 | perror("socket"); | |
1442 | return(1); | |
1443 | } | |
1444 | if (connect(s, (char *)&sin, sizeof (sin)) < 0) { | |
1445 | fflush(stdout); | |
1446 | perror("connect"); | |
1447 | close(s); | |
1448 | return(1); | |
1449 | } | |
1450 | printf("\n"); | |
1451 | if (large) write(s, "/W ", 3); | |
1452 | write(s, name, strlen(name)); | |
1453 | write(s, "\r\n", 2); | |
1454 | f = fdopen(s, "r"); | |
1455 | while ((c = getc(f)) != EOF) { | |
1456 | switch(c) { | |
1457 | case 0210: | |
1458 | case 0211: | |
1459 | case 0212: | |
1460 | case 0214: | |
1461 | c -= 0200; | |
1462 | break; | |
1463 | case 0215: | |
1464 | c = '\n'; | |
1465 | break; | |
1466 | } | |
1467 | putchar(lastc = c); | |
1468 | } | |
1469 | if (lastc != '\n') | |
1470 | putchar('\n'); | |
1471 | return(1); | |
1472 | } |