Commit | Line | Data |
---|---|---|
814c4102 EA |
1 | /* |
2 | * Copyright (c) 1983 Eric P. Allman | |
3 | * Copyright (c) 1988 Regents of the University of California. | |
4 | * All rights reserved. | |
5 | * | |
6 | * %sccs.include.redist.c% | |
7 | */ | |
8 | ||
9 | #ifndef lint | |
83b7c7b1 | 10 | #ifdef USERDB |
f3d8f6d6 | 11 | static char sccsid [] = "@(#)udb.c 5.20 (Berkeley) %G% (with USERDB)"; |
83b7c7b1 | 12 | #else |
f3d8f6d6 | 13 | static char sccsid [] = "@(#)udb.c 5.20 (Berkeley) %G% (without USERDB)"; |
83b7c7b1 | 14 | #endif |
814c4102 EA |
15 | #endif |
16 | ||
17 | #include "sendmail.h" | |
18 | ||
19 | #ifdef USERDB | |
20 | ||
21 | #include <sys/file.h> | |
83b7c7b1 | 22 | #include <sys/time.h> |
6ab0fb92 | 23 | #include <errno.h> |
83b7c7b1 EA |
24 | #include <fcntl.h> |
25 | #include <netdb.h> | |
814c4102 EA |
26 | #include <db.h> |
27 | ||
28 | /* | |
42fa5d67 | 29 | ** UDB.C -- interface between sendmail and Berkeley User Data Base. |
814c4102 | 30 | ** |
7a059839 | 31 | ** This depends on the 4.4BSD db package. |
814c4102 EA |
32 | */ |
33 | ||
dac6c90e | 34 | |
83b7c7b1 EA |
35 | struct udbent |
36 | { | |
37 | char *udb_spec; /* string version of spec */ | |
38 | int udb_type; /* type of entry */ | |
f61c3c40 | 39 | char *udb_default; /* default host for outgoing mail */ |
83b7c7b1 EA |
40 | union |
41 | { | |
42 | /* type UE_REMOTE -- do remote call for lookup */ | |
43 | struct | |
44 | { | |
83b7c7b1 EA |
45 | struct sockaddr_in _udb_addr; /* address */ |
46 | int _udb_timeout; /* timeout */ | |
47 | } udb_remote; | |
83b7c7b1 EA |
48 | #define udb_addr udb_u.udb_remote._udb_addr |
49 | #define udb_timeout udb_u.udb_remote._udb_timeout | |
50 | ||
51 | /* type UE_FORWARD -- forward message to remote */ | |
52 | struct | |
53 | { | |
54 | char *_udb_fwdhost; /* name of forward host */ | |
55 | } udb_forward; | |
56 | #define udb_fwdhost udb_u.udb_forward._udb_fwdhost | |
57 | ||
f61c3c40 | 58 | /* type UE_FETCH -- lookup in local database */ |
83b7c7b1 EA |
59 | struct |
60 | { | |
61 | char *_udb_dbname; /* pathname of database */ | |
62 | DB *_udb_dbp; /* open database ptr */ | |
63 | } udb_lookup; | |
64 | #define udb_dbname udb_u.udb_lookup._udb_dbname | |
65 | #define udb_dbp udb_u.udb_lookup._udb_dbp | |
66 | } udb_u; | |
67 | }; | |
68 | ||
69 | #define UDB_EOLIST 0 /* end of list */ | |
70 | #define UDB_SKIP 1 /* skip this entry */ | |
71 | #define UDB_REMOTE 2 /* look up in remote database */ | |
f61c3c40 | 72 | #define UDB_DBFETCH 3 /* look up in local database */ |
83b7c7b1 EA |
73 | #define UDB_FORWARD 4 /* forward to remote host */ |
74 | ||
75 | #define MAXUDBENT 10 /* maximum number of UDB entries */ | |
76 | ||
7a059839 EA |
77 | |
78 | struct option | |
79 | { | |
80 | char *name; | |
81 | char *val; | |
82 | }; | |
83 | \f/* | |
84 | ** UDBEXPAND -- look up user in database and expand | |
85 | ** | |
86 | ** Parameters: | |
87 | ** a -- address to expand. | |
88 | ** sendq -- pointer to head of sendq to put the expansions in. | |
89 | ** | |
90 | ** Returns: | |
6ab0fb92 EA |
91 | ** EX_TEMPFAIL -- if something "odd" happened -- probably due |
92 | ** to accessing a file on an NFS server that is down. | |
93 | ** EX_OK -- otherwise. | |
7a059839 EA |
94 | ** |
95 | ** Side Effects: | |
96 | ** Modifies sendq. | |
97 | */ | |
98 | ||
99 | int UdbPort = 1616; | |
100 | int UdbTimeout = 10; | |
101 | ||
d2836270 EA |
102 | struct udbent UdbEnts[MAXUDBENT + 1]; |
103 | int UdbSock = -1; | |
104 | bool UdbInitialized = FALSE; | |
83b7c7b1 | 105 | |
6ab0fb92 | 106 | int |
a4076aed | 107 | udbexpand(a, sendq, e) |
814c4102 EA |
108 | register ADDRESS *a; |
109 | ADDRESS **sendq; | |
a4076aed | 110 | register ENVELOPE *e; |
814c4102 EA |
111 | { |
112 | int i; | |
113 | register char *p; | |
814c4102 EA |
114 | DBT key; |
115 | DBT info; | |
83b7c7b1 EA |
116 | bool breakout; |
117 | register struct udbent *up; | |
dac6c90e EA |
118 | int keylen; |
119 | char keybuf[128]; | |
814c4102 EA |
120 | char buf[8192]; |
121 | ||
122 | if (tTd(28, 1)) | |
123 | printf("expand(%s)\n", a->q_paddr); | |
124 | ||
125 | /* make certain we are supposed to send to this address */ | |
d27b0e11 | 126 | if (bitset(QDONTSEND, a->q_flags)) |
6ab0fb92 | 127 | return EX_OK; |
a4076aed | 128 | e->e_to = a->q_paddr; |
814c4102 | 129 | |
83b7c7b1 | 130 | /* on first call, locate the database */ |
f61c3c40 | 131 | if (!UdbInitialized) |
814c4102 | 132 | { |
6ab0fb92 | 133 | extern int _udbx_init(); |
dac6c90e | 134 | |
6ab0fb92 EA |
135 | if (_udbx_init() == EX_TEMPFAIL) |
136 | return EX_TEMPFAIL; | |
dac6c90e | 137 | } |
83b7c7b1 | 138 | |
d27b0e11 EA |
139 | /* short circuit the process if no chance of a match */ |
140 | if (UdbSpec == NULL || UdbSpec[0] == '\0') | |
6ab0fb92 | 141 | return EX_OK; |
d27b0e11 | 142 | |
dac6c90e EA |
143 | /* if name is too long, assume it won't match */ |
144 | if (strlen(a->q_user) > sizeof keybuf - 12) | |
6ab0fb92 | 145 | return EX_OK; |
83b7c7b1 | 146 | |
dac6c90e EA |
147 | /* if name begins with a colon, it indicates our metadata */ |
148 | if (a->q_user[0] == ':') | |
6ab0fb92 | 149 | return EX_OK; |
dac6c90e EA |
150 | |
151 | /* build actual database key */ | |
152 | (void) strcpy(keybuf, a->q_user); | |
153 | (void) strcat(keybuf, ":maildrop"); | |
154 | keylen = strlen(keybuf); | |
814c4102 | 155 | |
83b7c7b1 | 156 | breakout = FALSE; |
dac6c90e | 157 | for (up = UdbEnts; !breakout; up++) |
814c4102 | 158 | { |
83b7c7b1 EA |
159 | char *user; |
160 | struct timeval timeout; | |
161 | fd_set fdset; | |
814c4102 | 162 | |
83b7c7b1 EA |
163 | /* |
164 | ** Select action based on entry type. | |
165 | ** | |
166 | ** On dropping out of this switch, "class" should | |
167 | ** explain the type of the data, and "user" should | |
168 | ** contain the user information. | |
169 | */ | |
814c4102 | 170 | |
83b7c7b1 EA |
171 | switch (up->udb_type) |
172 | { | |
f61c3c40 | 173 | case UDB_DBFETCH: |
dac6c90e EA |
174 | key.data = keybuf; |
175 | key.size = keylen; | |
176 | i = (*up->udb_dbp->seq)(up->udb_dbp, &key, &info, R_CURSOR); | |
6ab0fb92 | 177 | if (i > 0 || info.size <= 0) |
83b7c7b1 | 178 | { |
83b7c7b1 | 179 | if (tTd(28, 2)) |
dac6c90e | 180 | printf("expand: no match on %s\n", keybuf); |
83b7c7b1 EA |
181 | continue; |
182 | } | |
814c4102 | 183 | |
256fe397 EA |
184 | while (i == 0 && key.size == keylen && |
185 | bcmp(key.data, keybuf, keylen) == 0) | |
dac6c90e | 186 | { |
256fe397 | 187 | breakout = TRUE; |
dac6c90e EA |
188 | if (info.size < sizeof buf) |
189 | user = buf; | |
190 | else | |
191 | user = xalloc(info.size + 1); | |
192 | bcopy(info.data, user, info.size); | |
193 | user[info.size] = '\0'; | |
194 | ||
195 | message(Arpa_Info, "expanded to %s", user); | |
196 | AliasLevel++; | |
a4076aed | 197 | sendtolist(user, a, sendq, e); |
dac6c90e EA |
198 | AliasLevel--; |
199 | ||
200 | if (user != buf) | |
201 | free(user); | |
202 | ||
203 | /* get the next record */ | |
204 | i = (*up->udb_dbp->seq)(up->udb_dbp, &key, &info, R_NEXT); | |
256fe397 | 205 | } |
6ab0fb92 EA |
206 | if (i < 0) |
207 | { | |
208 | syserr("udbexpand: db-get stat %s"); | |
209 | return EX_TEMPFAIL; | |
210 | } | |
83b7c7b1 EA |
211 | break; |
212 | ||
213 | case UDB_REMOTE: | |
84a5cc29 EA |
214 | /* not yet implemented */ |
215 | continue; | |
83b7c7b1 EA |
216 | |
217 | case UDB_FORWARD: | |
83b7c7b1 EA |
218 | i = strlen(up->udb_fwdhost) + strlen(a->q_user) + 1; |
219 | if (i < sizeof buf) | |
220 | user = buf; | |
221 | else | |
222 | user = xalloc(i + 1); | |
223 | (void) sprintf(user, "%s@%s", a->q_user, up->udb_fwdhost); | |
dac6c90e EA |
224 | message(Arpa_Info, "expanded to %s", user); |
225 | AliasLevel++; | |
a4076aed | 226 | sendtolist(user, a, sendq, e); |
dac6c90e EA |
227 | AliasLevel--; |
228 | if (user != buf) | |
229 | free(user); | |
230 | breakout = TRUE; | |
83b7c7b1 EA |
231 | break; |
232 | ||
233 | case UDB_EOLIST: | |
234 | breakout = TRUE; | |
235 | continue; | |
236 | ||
237 | default: | |
238 | /* unknown entry type */ | |
239 | continue; | |
240 | } | |
dac6c90e | 241 | } |
6ab0fb92 | 242 | return EX_OK; |
dac6c90e | 243 | } |
f61c3c40 EA |
244 | \f/* |
245 | ** UDBSENDER -- return canonical external name of sender, given local name | |
246 | ** | |
247 | ** Parameters: | |
248 | ** sender -- the name of the sender on the local machine. | |
249 | ** | |
250 | ** Returns: | |
251 | ** The external name for this sender, if derivable from the | |
252 | ** database. | |
253 | ** NULL -- if nothing is changed from the database. | |
254 | ** | |
255 | ** Side Effects: | |
256 | ** none. | |
257 | */ | |
258 | ||
259 | char * | |
260 | udbsender(sender) | |
261 | char *sender; | |
262 | { | |
263 | register char *p; | |
264 | register struct udbent *up; | |
265 | int i; | |
266 | int keylen; | |
267 | DBT key, info; | |
268 | char keybuf[128]; | |
269 | ||
270 | if (tTd(28, 1)) | |
271 | printf("udbsender(%s)\n", sender); | |
272 | ||
273 | if (!UdbInitialized) | |
274 | { | |
275 | if (_udbx_init() == EX_TEMPFAIL) | |
276 | return NULL; | |
277 | } | |
278 | ||
279 | /* short circuit if no spec */ | |
280 | if (UdbSpec == NULL || UdbSpec[0] == '\0') | |
281 | return NULL; | |
282 | ||
283 | /* long names can never match and are a pain to deal with */ | |
284 | if (strlen(sender) > sizeof keybuf - 12) | |
285 | return NULL; | |
286 | ||
287 | /* names beginning with colons indicate metadata */ | |
288 | if (sender[0] == ':') | |
289 | return NULL; | |
290 | ||
291 | /* build database key */ | |
292 | (void) strcpy(keybuf, sender); | |
293 | (void) strcat(keybuf, ":mailname"); | |
294 | keylen = strlen(keybuf); | |
295 | ||
296 | for (up = UdbEnts; up->udb_type != UDB_EOLIST; up++) | |
297 | { | |
298 | /* | |
299 | ** Select action based on entry type. | |
300 | */ | |
301 | ||
302 | switch (up->udb_type) | |
303 | { | |
304 | case UDB_DBFETCH: | |
305 | key.data = keybuf; | |
306 | key.size = keylen; | |
307 | i = (*up->udb_dbp->get)(up->udb_dbp, &key, &info, 0); | |
308 | if (i != 0 || info.size <= 0) | |
309 | { | |
310 | if (tTd(28, 2)) | |
311 | printf("udbsender: no match on %s\n", | |
312 | keybuf); | |
313 | continue; | |
314 | } | |
315 | ||
316 | p = xalloc(info.size + 1); | |
317 | bcopy(info.data, p, info.size); | |
318 | p[info.size] = '\0'; | |
319 | if (tTd(28, 1)) | |
320 | printf("udbsender ==> %s\n", p); | |
321 | return p; | |
322 | } | |
323 | } | |
324 | ||
325 | /* | |
326 | ** Nothing yet. Search again for a default case. But only | |
327 | ** use it if we also have a forward (:maildrop) pointer already | |
328 | ** in the database. | |
329 | */ | |
330 | ||
331 | /* build database key */ | |
332 | (void) strcpy(keybuf, sender); | |
333 | (void) strcat(keybuf, ":maildrop"); | |
334 | keylen = strlen(keybuf); | |
335 | ||
336 | for (up = UdbEnts; up->udb_type != UDB_EOLIST; up++) | |
337 | { | |
338 | switch (up->udb_type) | |
339 | { | |
340 | case UDB_DBFETCH: | |
341 | /* get the default case for this database */ | |
342 | if (up->udb_default == NULL) | |
343 | { | |
344 | key.data = ":default:mailname"; | |
345 | key.size = strlen(key.data); | |
346 | i = (*up->udb_dbp->get)(up->udb_dbp, &key, &info, 0); | |
347 | if (i != 0 || info.size <= 0) | |
348 | { | |
349 | /* no default case */ | |
350 | up->udb_default = ""; | |
351 | continue; | |
352 | } | |
353 | ||
354 | /* save the default case */ | |
355 | up->udb_default = xalloc(info.size + 1); | |
356 | bcopy(info.data, up->udb_default, info.size); | |
357 | up->udb_default[info.size] = '\0'; | |
358 | } | |
359 | else if (up->udb_default[0] == '\0') | |
360 | continue; | |
361 | ||
362 | /* we have a default case -- verify user:maildrop */ | |
363 | key.data = keybuf; | |
364 | key.size = keylen; | |
365 | i = (*up->udb_dbp->get)(up->udb_dbp, &key, &info, 0); | |
366 | if (i != 0 || info.size <= 0) | |
367 | { | |
368 | /* nope -- no aliasing for this user */ | |
369 | continue; | |
370 | } | |
371 | ||
372 | /* they exist -- build the actual address */ | |
373 | p = xalloc(strlen(sender) + strlen(up->udb_default) + 2); | |
374 | (void) strcpy(p, sender); | |
375 | (void) strcat(p, "@"); | |
376 | (void) strcat(p, up->udb_default); | |
377 | if (tTd(28, 1)) | |
378 | printf("udbsender ==> %s\n", p); | |
379 | return p; | |
380 | } | |
381 | } | |
382 | ||
383 | /* still nothing.... too bad */ | |
384 | return NULL; | |
385 | } | |
386 | \f/* | |
387 | ** _UDBX_INIT -- parse the UDB specification, opening any valid entries. | |
388 | ** | |
389 | ** Parameters: | |
390 | ** none. | |
391 | ** | |
392 | ** Returns: | |
393 | ** EX_TEMPFAIL -- if it appeared it couldn't get hold of a | |
394 | ** database due to a host being down or some similar | |
395 | ** (recoverable) situation. | |
396 | ** EX_OK -- otherwise. | |
397 | ** | |
398 | ** Side Effects: | |
399 | ** Fills in the UdbEnts structure from UdbSpec. | |
400 | */ | |
83b7c7b1 | 401 | |
7a059839 EA |
402 | #define MAXUDBOPTS 27 |
403 | ||
d2836270 | 404 | int |
dac6c90e EA |
405 | _udbx_init() |
406 | { | |
407 | register char *p; | |
408 | int i; | |
409 | register struct udbent *up; | |
410 | char buf[8192]; | |
83b7c7b1 | 411 | |
f61c3c40 EA |
412 | if (UdbInitialized) |
413 | return EX_OK; | |
414 | ||
fe993526 EA |
415 | # ifdef UDB_DEFAULT_SPEC |
416 | if (UdbSpec == NULL) | |
417 | UdbSpec = UDB_DEFAULT_SPEC; | |
418 | # endif | |
419 | ||
dac6c90e EA |
420 | p = UdbSpec; |
421 | up = UdbEnts; | |
b375cb3b | 422 | while (p != NULL) |
dac6c90e EA |
423 | { |
424 | char *spec; | |
425 | auto int rcode; | |
7a059839 | 426 | int nopts; |
dac6c90e EA |
427 | int nmx; |
428 | register struct hostent *h; | |
429 | char *mxhosts[MAXMXHOSTS + 1]; | |
7a059839 | 430 | struct option opts[MAXUDBOPTS + 1]; |
dac6c90e EA |
431 | |
432 | while (*p == ' ' || *p == '\t' || *p == ',') | |
433 | p++; | |
434 | if (*p == '\0') | |
435 | break; | |
436 | spec = p; | |
f3d8f6d6 | 437 | p = strchr(p, ','); |
93f1f3e4 | 438 | if (p != NULL) |
dac6c90e | 439 | *p++ = '\0'; |
7a059839 EA |
440 | |
441 | /* extract options */ | |
442 | nopts = _udb_parsespec(spec, opts, MAXUDBOPTS); | |
443 | ||
444 | /* | |
445 | ** Decode database specification. | |
446 | ** | |
447 | ** In the sendmail tradition, the leading character | |
448 | ** defines the semantics of the rest of the entry. | |
449 | ** | |
450 | ** +hostname -- send a datagram to the udb server | |
451 | ** on host "hostname" asking for the | |
452 | ** home mail server for this user. | |
453 | ** *hostname -- similar to +hostname, except that the | |
454 | ** hostname is searched as an MX record; | |
455 | ** resulting hosts are searched as for | |
456 | ** +mxhostname. If no MX host is found, | |
457 | ** this is the same as +hostname. | |
458 | ** @hostname -- forward email to the indicated host. | |
459 | ** This should be the last in the list, | |
460 | ** since it always matches the input. | |
461 | ** /dbname -- search the named database on the local | |
462 | ** host using the Berkeley db package. | |
463 | */ | |
464 | ||
dac6c90e | 465 | switch (*spec) |
83b7c7b1 | 466 | { |
dac6c90e | 467 | case '+': /* search remote database */ |
7a059839 EA |
468 | case '*': /* search remote database (expand MX) */ |
469 | if (*spec == '*') | |
dac6c90e | 470 | { |
7a059839 EA |
471 | nmx = getmxrr(spec + 1, mxhosts, "", &rcode); |
472 | if (tTd(28, 16)) | |
473 | { | |
474 | int i; | |
475 | ||
476 | printf("getmxrr(%s): %d", spec + 1, nmx); | |
477 | for (i = 0; i <= nmx; i++) | |
478 | printf(" %s", mxhosts[i]); | |
479 | printf("\n"); | |
480 | } | |
dac6c90e | 481 | } |
7a059839 | 482 | else |
dac6c90e | 483 | { |
7a059839 EA |
484 | nmx = 1; |
485 | mxhosts[0] = spec + 1; | |
dac6c90e | 486 | } |
7a059839 | 487 | |
dac6c90e EA |
488 | for (i = 0; i < nmx; i++) |
489 | { | |
490 | h = gethostbyname(mxhosts[i]); | |
491 | if (h == NULL) | |
492 | continue; | |
493 | up->udb_type = UDB_REMOTE; | |
494 | up->udb_addr.sin_family = h->h_addrtype; | |
dac6c90e EA |
495 | bcopy(h->h_addr_list[0], |
496 | (char *) &up->udb_addr.sin_addr, | |
497 | h->h_length); | |
498 | up->udb_addr.sin_port = UdbPort; | |
499 | up->udb_timeout = UdbTimeout; | |
500 | up++; | |
501 | } | |
502 | ||
503 | /* set up a datagram socket */ | |
504 | if (UdbSock < 0) | |
505 | { | |
506 | UdbSock = socket(AF_INET, SOCK_DGRAM, 0); | |
507 | (void) fcntl(UdbSock, F_SETFD, 1); | |
508 | } | |
509 | break; | |
510 | ||
511 | case '@': /* forward to remote host */ | |
512 | up->udb_type = UDB_FORWARD; | |
513 | up->udb_fwdhost = spec + 1; | |
514 | up++; | |
515 | break; | |
516 | ||
517 | case '/': /* look up remote name */ | |
834f8378 | 518 | up->udb_dbname = spec; |
6ab0fb92 | 519 | errno = 0; |
dac6c90e EA |
520 | up->udb_dbp = dbopen(spec, O_RDONLY, 0644, DB_BTREE, NULL); |
521 | if (up->udb_dbp == NULL) | |
6ab0fb92 EA |
522 | { |
523 | if (errno != ENOENT && errno != EACCES) | |
f61c3c40 EA |
524 | { |
525 | up->udb_type = UDB_EOLIST; | |
526 | goto tempfail; | |
527 | } | |
dac6c90e | 528 | break; |
6ab0fb92 | 529 | } |
f61c3c40 | 530 | up->udb_type = UDB_DBFETCH; |
dac6c90e EA |
531 | up++; |
532 | break; | |
83b7c7b1 | 533 | } |
dac6c90e EA |
534 | } |
535 | up->udb_type = UDB_EOLIST; | |
83b7c7b1 | 536 | |
dac6c90e EA |
537 | if (tTd(28, 4)) |
538 | { | |
f61c3c40 | 539 | for (up = UdbEnts; up->udb_type != UDB_EOLIST; up++) |
83b7c7b1 | 540 | { |
dac6c90e EA |
541 | switch (up->udb_type) |
542 | { | |
dac6c90e EA |
543 | case UDB_REMOTE: |
544 | printf("REMOTE: addr %s, timeo %d\n", | |
545 | inet_ntoa(up->udb_addr.sin_addr), | |
546 | up->udb_timeout); | |
547 | break; | |
548 | ||
f61c3c40 EA |
549 | case UDB_DBFETCH: |
550 | printf("FETCH: file %s\n", | |
256fe397 | 551 | up->udb_dbname); |
dac6c90e EA |
552 | break; |
553 | ||
554 | case UDB_FORWARD: | |
555 | printf("FORWARD: host %s\n", | |
556 | up->udb_fwdhost); | |
557 | break; | |
558 | ||
559 | default: | |
560 | printf("UNKNOWN\n"); | |
561 | break; | |
562 | } | |
83b7c7b1 | 563 | } |
814c4102 | 564 | } |
f61c3c40 EA |
565 | |
566 | UdbInitialized = TRUE; | |
847ac56a | 567 | errno = 0; |
f61c3c40 EA |
568 | return EX_OK; |
569 | ||
570 | /* | |
571 | ** On temporary failure, back out anything we've already done | |
572 | */ | |
573 | ||
574 | tempfail: | |
575 | for (up = UdbEnts; up->udb_type != UDB_EOLIST; up++) | |
576 | { | |
577 | if (up->udb_type == UDB_DBFETCH) | |
578 | { | |
579 | (*up->udb_dbp->close)(up->udb_dbp); | |
580 | } | |
581 | } | |
582 | return EX_TEMPFAIL; | |
83b7c7b1 | 583 | } |
814c4102 | 584 | |
7a059839 EA |
585 | int |
586 | _udb_parsespec(udbspec, opt, maxopts) | |
587 | char *udbspec; | |
588 | struct option opt[]; | |
589 | int maxopts; | |
590 | { | |
591 | register char *spec; | |
592 | register char *spec_end; | |
593 | register int optnum; | |
594 | ||
f3d8f6d6 | 595 | spec_end = strchr(udbspec, ':'); |
7a059839 EA |
596 | for (optnum = 0; optnum < maxopts && (spec = spec_end) != NULL; optnum++) |
597 | { | |
598 | register char *p; | |
599 | ||
600 | while (isspace(*spec)) | |
601 | spec++; | |
f3d8f6d6 | 602 | spec_end = strchr(spec, ':'); |
7a059839 EA |
603 | if (spec_end != NULL) |
604 | *spec_end++ = '\0'; | |
605 | ||
606 | opt[optnum].name = spec; | |
607 | opt[optnum].val = NULL; | |
f3d8f6d6 | 608 | p = strchr(spec, '='); |
7a059839 EA |
609 | if (p != NULL) |
610 | opt[optnum].val = ++p; | |
611 | } | |
612 | return optnum; | |
613 | } | |
614 | ||
83b7c7b1 EA |
615 | #else /* not USERDB */ |
616 | ||
6ab0fb92 | 617 | int |
a4076aed | 618 | udbexpand(a, sendq, e) |
83b7c7b1 EA |
619 | ADDRESS *a; |
620 | ADDRESS **sendq; | |
a4076aed | 621 | ENVELOPE *e; |
83b7c7b1 | 622 | { |
6ab0fb92 | 623 | return EX_OK; |
814c4102 EA |
624 | } |
625 | ||
626 | #endif /* USERDB */ |