Commit | Line | Data |
---|---|---|
059ec3d9 PH |
1 | /************************************************* |
2 | * Exim - an Internet mail transport agent * | |
3 | *************************************************/ | |
4 | ||
0a49a7a4 | 5 | /* Copyright (c) University of Cambridge 1995 - 2009 */ |
059ec3d9 PH |
6 | /* See the file NOTICE for conditions of use and distribution. */ |
7 | ||
8 | ||
9 | #include "exim.h" | |
10 | ||
e6d225ae | 11 | #include <string.h> |
059ec3d9 PH |
12 | |
13 | /* This module contains tables that define the lookup methods and drivers | |
14 | that are actually included in the binary. Its contents are controlled by | |
15 | various macros in config.h that ultimately come from Local/Makefile. They are | |
16 | all described in src/EDITME. */ | |
17 | ||
18 | ||
e6d225ae DW |
19 | lookup_info **lookup_list; |
20 | int lookup_list_count = 0; | |
059ec3d9 | 21 | |
6545de78 PP |
22 | static int lookup_list_init_done = 0; |
23 | ||
059ec3d9 PH |
24 | /* Table of information about all possible authentication mechamisms. All |
25 | entries are always present if any mechanism is declared, but the functions are | |
26 | set to NULL for those that are not compiled into the binary. */ | |
27 | ||
28 | #ifdef AUTH_CRAM_MD5 | |
29 | #include "auths/cram_md5.h" | |
30 | #endif | |
31 | ||
32 | #ifdef AUTH_CYRUS_SASL | |
33 | #include "auths/cyrus_sasl.h" | |
34 | #endif | |
35 | ||
14aa5a05 PH |
36 | #ifdef AUTH_DOVECOT |
37 | #include "auths/dovecot.h" | |
38 | #endif | |
39 | ||
059ec3d9 PH |
40 | #ifdef AUTH_PLAINTEXT |
41 | #include "auths/plaintext.h" | |
42 | #endif | |
43 | ||
44 | #ifdef AUTH_SPA | |
45 | #include "auths/spa.h" | |
46 | #endif | |
47 | ||
48 | auth_info auths_available[] = { | |
49 | ||
50 | /* Checking by an expansion condition on plain text */ | |
51 | ||
52 | #ifdef AUTH_CRAM_MD5 | |
53 | { | |
54 | US"cram_md5", /* lookup name */ | |
55 | auth_cram_md5_options, | |
56 | &auth_cram_md5_options_count, | |
57 | &auth_cram_md5_option_defaults, | |
58 | sizeof(auth_cram_md5_options_block), | |
59 | auth_cram_md5_init, /* init function */ | |
60 | auth_cram_md5_server, /* server function */ | |
61 | auth_cram_md5_client /* client function */ | |
62 | }, | |
63 | #endif | |
64 | ||
65 | #ifdef AUTH_CYRUS_SASL | |
66 | { | |
384152a6 | 67 | US"cyrus_sasl", /* lookup name */ |
059ec3d9 PH |
68 | auth_cyrus_sasl_options, |
69 | &auth_cyrus_sasl_options_count, | |
70 | &auth_cyrus_sasl_option_defaults, | |
71 | sizeof(auth_cyrus_sasl_options_block), | |
72 | auth_cyrus_sasl_init, /* init function */ | |
73 | auth_cyrus_sasl_server, /* server function */ | |
74 | NULL /* client function */ | |
75 | }, | |
76 | #endif | |
77 | ||
14aa5a05 PH |
78 | #ifdef AUTH_DOVECOT |
79 | { | |
80 | US"dovecot", /* lookup name */ | |
81 | auth_dovecot_options, | |
82 | &auth_dovecot_options_count, | |
83 | &auth_dovecot_option_defaults, | |
84 | sizeof(auth_dovecot_options_block), | |
85 | auth_dovecot_init, /* init function */ | |
86 | auth_dovecot_server, /* server function */ | |
87 | NULL /* client function */ | |
88 | }, | |
89 | #endif | |
90 | ||
059ec3d9 PH |
91 | #ifdef AUTH_PLAINTEXT |
92 | { | |
93 | US"plaintext", /* lookup name */ | |
94 | auth_plaintext_options, | |
95 | &auth_plaintext_options_count, | |
96 | &auth_plaintext_option_defaults, | |
97 | sizeof(auth_plaintext_options_block), | |
98 | auth_plaintext_init, /* init function */ | |
99 | auth_plaintext_server, /* server function */ | |
100 | auth_plaintext_client /* client function */ | |
101 | }, | |
102 | #endif | |
103 | ||
104 | #ifdef AUTH_SPA | |
105 | { | |
106 | US"spa", /* lookup name */ | |
107 | auth_spa_options, | |
108 | &auth_spa_options_count, | |
109 | &auth_spa_option_defaults, | |
110 | sizeof(auth_spa_options_block), | |
111 | auth_spa_init, /* init function */ | |
112 | auth_spa_server, /* server function */ | |
113 | auth_spa_client /* client function */ | |
114 | }, | |
115 | #endif | |
116 | ||
117 | { US"", NULL, NULL, NULL, 0, NULL, NULL, NULL } | |
118 | }; | |
119 | ||
120 | ||
121 | /* Tables of information about which routers and transports are included in the | |
122 | exim binary. */ | |
123 | ||
124 | /* Pull in the necessary header files */ | |
125 | ||
126 | #include "routers/rf_functions.h" | |
127 | ||
128 | #ifdef ROUTER_ACCEPT | |
129 | #include "routers/accept.h" | |
130 | #endif | |
131 | ||
132 | #ifdef ROUTER_DNSLOOKUP | |
133 | #include "routers/dnslookup.h" | |
134 | #endif | |
135 | ||
136 | #ifdef ROUTER_MANUALROUTE | |
137 | #include "routers/manualroute.h" | |
138 | #endif | |
139 | ||
140 | #ifdef ROUTER_IPLITERAL | |
141 | #include "routers/ipliteral.h" | |
142 | #endif | |
143 | ||
144 | #ifdef ROUTER_IPLOOKUP | |
145 | #include "routers/iplookup.h" | |
146 | #endif | |
147 | ||
148 | #ifdef ROUTER_QUERYPROGRAM | |
149 | #include "routers/queryprogram.h" | |
150 | #endif | |
151 | ||
152 | #ifdef ROUTER_REDIRECT | |
153 | #include "routers/redirect.h" | |
154 | #endif | |
155 | ||
156 | #ifdef TRANSPORT_APPENDFILE | |
157 | #include "transports/appendfile.h" | |
158 | #endif | |
159 | ||
160 | #ifdef TRANSPORT_AUTOREPLY | |
161 | #include "transports/autoreply.h" | |
162 | #endif | |
163 | ||
164 | #ifdef TRANSPORT_LMTP | |
165 | #include "transports/lmtp.h" | |
166 | #endif | |
167 | ||
168 | #ifdef TRANSPORT_PIPE | |
169 | #include "transports/pipe.h" | |
170 | #endif | |
171 | ||
172 | #ifdef TRANSPORT_SMTP | |
173 | #include "transports/smtp.h" | |
174 | #endif | |
175 | ||
176 | ||
177 | /* Now set up the structures, terminated by an entry with a null name. */ | |
178 | ||
179 | router_info routers_available[] = { | |
180 | #ifdef ROUTER_ACCEPT | |
181 | { | |
182 | US"accept", | |
183 | accept_router_options, | |
184 | &accept_router_options_count, | |
185 | &accept_router_option_defaults, | |
186 | sizeof(accept_router_options_block), | |
187 | accept_router_init, | |
188 | accept_router_entry, | |
189 | NULL, /* no tidyup entry */ | |
190 | ri_yestransport | |
191 | }, | |
192 | #endif | |
193 | #ifdef ROUTER_DNSLOOKUP | |
194 | { | |
195 | US"dnslookup", | |
196 | dnslookup_router_options, | |
197 | &dnslookup_router_options_count, | |
198 | &dnslookup_router_option_defaults, | |
199 | sizeof(dnslookup_router_options_block), | |
200 | dnslookup_router_init, | |
201 | dnslookup_router_entry, | |
202 | NULL, /* no tidyup entry */ | |
203 | ri_yestransport | |
204 | }, | |
205 | #endif | |
206 | #ifdef ROUTER_IPLITERAL | |
207 | { | |
208 | US"ipliteral", | |
209 | ipliteral_router_options, | |
210 | &ipliteral_router_options_count, | |
211 | &ipliteral_router_option_defaults, | |
212 | sizeof(ipliteral_router_options_block), | |
213 | ipliteral_router_init, | |
214 | ipliteral_router_entry, | |
215 | NULL, /* no tidyup entry */ | |
216 | ri_yestransport | |
217 | }, | |
218 | #endif | |
219 | #ifdef ROUTER_IPLOOKUP | |
220 | { | |
221 | US"iplookup", | |
222 | iplookup_router_options, | |
223 | &iplookup_router_options_count, | |
224 | &iplookup_router_option_defaults, | |
225 | sizeof(iplookup_router_options_block), | |
226 | iplookup_router_init, | |
227 | iplookup_router_entry, | |
228 | NULL, /* no tidyup entry */ | |
229 | ri_notransport | |
230 | }, | |
231 | #endif | |
232 | #ifdef ROUTER_MANUALROUTE | |
233 | { | |
234 | US"manualroute", | |
235 | manualroute_router_options, | |
236 | &manualroute_router_options_count, | |
237 | &manualroute_router_option_defaults, | |
238 | sizeof(manualroute_router_options_block), | |
239 | manualroute_router_init, | |
240 | manualroute_router_entry, | |
241 | NULL, /* no tidyup entry */ | |
242 | 0 | |
243 | }, | |
244 | #endif | |
245 | #ifdef ROUTER_QUERYPROGRAM | |
246 | { | |
247 | US"queryprogram", | |
248 | queryprogram_router_options, | |
249 | &queryprogram_router_options_count, | |
250 | &queryprogram_router_option_defaults, | |
251 | sizeof(queryprogram_router_options_block), | |
252 | queryprogram_router_init, | |
253 | queryprogram_router_entry, | |
254 | NULL, /* no tidyup entry */ | |
255 | 0 | |
256 | }, | |
257 | #endif | |
258 | #ifdef ROUTER_REDIRECT | |
259 | { | |
260 | US"redirect", | |
261 | redirect_router_options, | |
262 | &redirect_router_options_count, | |
263 | &redirect_router_option_defaults, | |
264 | sizeof(redirect_router_options_block), | |
265 | redirect_router_init, | |
266 | redirect_router_entry, | |
267 | NULL, /* no tidyup entry */ | |
268 | ri_notransport | |
269 | }, | |
270 | #endif | |
271 | { US"", NULL, NULL, NULL, 0, NULL, NULL, NULL, 0 } | |
272 | }; | |
273 | ||
274 | ||
275 | ||
276 | transport_info transports_available[] = { | |
277 | #ifdef TRANSPORT_APPENDFILE | |
278 | { | |
279 | US"appendfile", /* driver name */ | |
280 | appendfile_transport_options, /* local options table */ | |
281 | &appendfile_transport_options_count, /* number of entries */ | |
282 | &appendfile_transport_option_defaults, /* private options defaults */ | |
283 | sizeof(appendfile_transport_options_block), /* size of private block */ | |
284 | appendfile_transport_init, /* init entry point */ | |
285 | appendfile_transport_entry, /* main entry point */ | |
286 | NULL, /* no tidyup entry */ | |
287 | NULL, /* no closedown entry */ | |
288 | TRUE, /* local flag */ | |
289 | }, | |
290 | #endif | |
291 | #ifdef TRANSPORT_AUTOREPLY | |
292 | { | |
293 | US"autoreply", /* driver name */ | |
294 | autoreply_transport_options, /* local options table */ | |
295 | &autoreply_transport_options_count, /* number of entries */ | |
296 | &autoreply_transport_option_defaults, /* private options defaults */ | |
297 | sizeof(autoreply_transport_options_block), /* size of private block */ | |
298 | autoreply_transport_init, /* init entry point */ | |
299 | autoreply_transport_entry, /* main entry point */ | |
300 | NULL, /* no tidyup entry */ | |
301 | NULL, /* no closedown entry */ | |
302 | TRUE /* local flag */ | |
303 | }, | |
304 | #endif | |
305 | #ifdef TRANSPORT_LMTP | |
306 | { | |
307 | US"lmtp", /* driver name */ | |
308 | lmtp_transport_options, /* local options table */ | |
309 | &lmtp_transport_options_count, /* number of entries */ | |
310 | &lmtp_transport_option_defaults, /* private options defaults */ | |
311 | sizeof(lmtp_transport_options_block), /* size of private block */ | |
312 | lmtp_transport_init, /* init entry point */ | |
313 | lmtp_transport_entry, /* main entry point */ | |
314 | NULL, /* no tidyup entry */ | |
315 | NULL, /* no closedown entry */ | |
316 | TRUE /* local flag */ | |
317 | }, | |
318 | #endif | |
319 | #ifdef TRANSPORT_PIPE | |
320 | { | |
321 | US"pipe", /* driver name */ | |
322 | pipe_transport_options, /* local options table */ | |
323 | &pipe_transport_options_count, /* number of entries */ | |
324 | &pipe_transport_option_defaults, /* private options defaults */ | |
325 | sizeof(pipe_transport_options_block), /* size of private block */ | |
326 | pipe_transport_init, /* init entry point */ | |
327 | pipe_transport_entry, /* main entry point */ | |
328 | NULL, /* no tidyup entry */ | |
329 | NULL, /* no closedown entry */ | |
330 | TRUE /* local flag */ | |
331 | }, | |
332 | #endif | |
333 | #ifdef TRANSPORT_SMTP | |
334 | { | |
335 | US"smtp", /* driver name */ | |
336 | smtp_transport_options, /* local options table */ | |
337 | &smtp_transport_options_count, /* number of entries */ | |
338 | &smtp_transport_option_defaults, /* private options defaults */ | |
339 | sizeof(smtp_transport_options_block), /* size of private block */ | |
340 | smtp_transport_init, /* init entry point */ | |
341 | smtp_transport_entry, /* main entry point */ | |
342 | NULL, /* no tidyup entry */ | |
343 | smtp_transport_closedown, /* close down passed channel */ | |
344 | FALSE /* local flag */ | |
345 | }, | |
346 | #endif | |
347 | { US"", NULL, NULL, NULL, 0, NULL, NULL, NULL, NULL, FALSE } | |
348 | }; | |
349 | ||
e6d225ae DW |
350 | struct lookupmodulestr |
351 | { | |
352 | void *dl; | |
353 | struct lookup_module_info *info; | |
354 | struct lookupmodulestr *next; | |
355 | }; | |
356 | ||
357 | static struct lookupmodulestr *lookupmodules = NULL; | |
358 | ||
359 | static void addlookupmodule(void *dl, struct lookup_module_info *info) | |
360 | { | |
361 | struct lookupmodulestr *p = store_malloc(sizeof(struct lookupmodulestr)); | |
362 | p->dl = dl; | |
363 | p->info = info; | |
364 | p->next = lookupmodules; | |
365 | lookupmodules = p; | |
366 | lookup_list_count += info->lookupcount; | |
367 | } | |
368 | ||
369 | /* only valid after lookup_list and lookup_list_count are assigned */ | |
370 | static void add_lookup_to_list(lookup_info *info) | |
371 | { | |
372 | /* need to add the lookup to lookup_list, sorted */ | |
373 | int pos = 0; | |
374 | ||
375 | /* strategy is to go through the list until we find | |
376 | * either an empty spot or a name that is higher. | |
377 | * this can't fail because we have enough space. */ | |
378 | while (lookup_list[pos] | |
379 | && (Ustrcmp(lookup_list[pos]->name, info->name) <= 0)) { | |
380 | pos++; | |
381 | } | |
382 | if (lookup_list[pos]) { | |
383 | /* need to insert it, so move all the other items up | |
384 | * (last slot is still empty, of course) */ | |
385 | memmove(&lookup_list[pos+1], | |
386 | &lookup_list[pos], | |
387 | sizeof(lookup_info **) * (lookup_list_count-pos-1)); | |
388 | } | |
389 | lookup_list[pos] = info; | |
390 | } | |
391 | ||
4d805ee9 PP |
392 | |
393 | /* These need to be at file level for old versions of gcc (2.95.2 reported), | |
394 | * which give parse errors on an extern in function scope. Each entry needs | |
395 | * to also be invoked in init_lookup_list() below */ | |
396 | ||
397 | #if defined(LOOKUP_WHOSON) && LOOKUP_WHOSON!=2 | |
398 | extern lookup_module_info whoson_lookup_module_info; | |
399 | #endif | |
400 | #if defined(LOOKUP_TESTDB) && LOOKUP_TESTDB!=2 | |
401 | extern lookup_module_info testdb_lookup_module_info; | |
402 | #endif | |
403 | #if defined(LOOKUP_SQLITE) && LOOKUP_SQLITE!=2 | |
404 | extern lookup_module_info sqlite_lookup_module_info; | |
405 | #endif | |
406 | #ifdef EXPERIMENTAL_SPF | |
407 | extern lookup_module_info spf_lookup_module_info; | |
408 | #endif | |
409 | #if defined(LOOKUP_PGSQL) && LOOKUP_PGSQL!=2 | |
410 | extern lookup_module_info pgsql_lookup_module_info; | |
411 | #endif | |
412 | #if defined(LOOKUP_PASSWD) && LOOKUP_PASSWD!=2 | |
413 | extern lookup_module_info passwd_lookup_module_info; | |
414 | #endif | |
415 | #if defined(LOOKUP_ORACLE) && LOOKUP_ORACLE!=2 | |
416 | extern lookup_module_info oracle_lookup_module_info; | |
417 | #endif | |
418 | #if defined(LOOKUP_NISPLUS) && LOOKUP_NISPLUS!=2 | |
419 | extern lookup_module_info nisplus_lookup_module_info; | |
420 | #endif | |
421 | #if defined(LOOKUP_NIS) && LOOKUP_NIS!=2 | |
422 | extern lookup_module_info nis_lookup_module_info; | |
423 | #endif | |
424 | #if defined(LOOKUP_MYSQL) && LOOKUP_MYSQL!=2 | |
425 | extern lookup_module_info mysql_lookup_module_info; | |
426 | #endif | |
427 | #if defined(LOOKUP_LSEARCH) && LOOKUP_LSEARCH!=2 | |
428 | extern lookup_module_info lsearch_lookup_module_info; | |
429 | #endif | |
430 | #ifdef LOOKUP_LDAP | |
431 | extern lookup_module_info ldap_lookup_module_info; | |
432 | #endif | |
433 | #if defined(LOOKUP_IBASE) && LOOKUP_IBASE!=2 | |
434 | extern lookup_module_info ibase_lookup_module_info; | |
435 | #endif | |
436 | #if defined(LOOKUP_DSEARCH) && LOOKUP_DSEARCH!=2 | |
437 | extern lookup_module_info dsearch_lookup_module_info; | |
438 | #endif | |
439 | #if defined(LOOKUP_DNSDB) && LOOKUP_DNSDB!=2 | |
440 | extern lookup_module_info dnsdb_lookup_module_info; | |
441 | #endif | |
442 | #if defined(LOOKUP_DBM) && LOOKUP_DBM!=2 | |
443 | extern lookup_module_info dbmdb_lookup_module_info; | |
444 | #endif | |
445 | #if defined(LOOKUP_CDB) && LOOKUP_CDB!=2 | |
446 | extern lookup_module_info cdb_lookup_module_info; | |
447 | #endif | |
448 | ||
e6d225ae DW |
449 | void init_lookup_list(void) |
450 | { | |
451 | DIR *dd; | |
452 | struct dirent *ent; | |
453 | const pcre *regex_islookupmod = regex_must_compile(US"\\.so$", FALSE, TRUE); | |
454 | int countmodules = 0; | |
455 | int moduleerrors = 0; | |
456 | struct lookupmodulestr *p; | |
457 | ||
6545de78 PP |
458 | if (lookup_list_init_done) |
459 | return; | |
460 | lookup_list_init_done = 1; | |
461 | ||
e6d225ae | 462 | #if defined(LOOKUP_CDB) && LOOKUP_CDB!=2 |
e6d225ae DW |
463 | addlookupmodule(NULL, &cdb_lookup_module_info); |
464 | #endif | |
465 | ||
466 | #if defined(LOOKUP_DBM) && LOOKUP_DBM!=2 | |
e6d225ae DW |
467 | addlookupmodule(NULL, &dbmdb_lookup_module_info); |
468 | #endif | |
469 | ||
470 | #if defined(LOOKUP_DNSDB) && LOOKUP_DNSDB!=2 | |
e6d225ae DW |
471 | addlookupmodule(NULL, &dnsdb_lookup_module_info); |
472 | #endif | |
473 | ||
474 | #if defined(LOOKUP_DSEARCH) && LOOKUP_DSEARCH!=2 | |
e6d225ae DW |
475 | addlookupmodule(NULL, &dsearch_lookup_module_info); |
476 | #endif | |
477 | ||
478 | #if defined(LOOKUP_IBASE) && LOOKUP_IBASE!=2 | |
e6d225ae DW |
479 | addlookupmodule(NULL, &ibase_lookup_module_info); |
480 | #endif | |
481 | ||
482 | #ifdef LOOKUP_LDAP | |
e6d225ae DW |
483 | addlookupmodule(NULL, &ldap_lookup_module_info); |
484 | #endif | |
485 | ||
486 | #if defined(LOOKUP_LSEARCH) && LOOKUP_LSEARCH!=2 | |
e6d225ae DW |
487 | addlookupmodule(NULL, &lsearch_lookup_module_info); |
488 | #endif | |
489 | ||
490 | #if defined(LOOKUP_MYSQL) && LOOKUP_MYSQL!=2 | |
e6d225ae DW |
491 | addlookupmodule(NULL, &mysql_lookup_module_info); |
492 | #endif | |
493 | ||
494 | #if defined(LOOKUP_NIS) && LOOKUP_NIS!=2 | |
e6d225ae DW |
495 | addlookupmodule(NULL, &nis_lookup_module_info); |
496 | #endif | |
497 | ||
498 | #if defined(LOOKUP_NISPLUS) && LOOKUP_NISPLUS!=2 | |
e6d225ae DW |
499 | addlookupmodule(NULL, &nisplus_lookup_module_info); |
500 | #endif | |
501 | ||
502 | #if defined(LOOKUP_ORACLE) && LOOKUP_ORACLE!=2 | |
e6d225ae DW |
503 | addlookupmodule(NULL, &oracle_lookup_module_info); |
504 | #endif | |
505 | ||
506 | #if defined(LOOKUP_PASSWD) && LOOKUP_PASSWD!=2 | |
e6d225ae DW |
507 | addlookupmodule(NULL, &passwd_lookup_module_info); |
508 | #endif | |
509 | ||
510 | #if defined(LOOKUP_PGSQL) && LOOKUP_PGSQL!=2 | |
e6d225ae DW |
511 | addlookupmodule(NULL, &pgsql_lookup_module_info); |
512 | #endif | |
513 | ||
514 | #ifdef EXPERIMENTAL_SPF | |
e6d225ae DW |
515 | addlookupmodule(NULL, &spf_lookup_module_info); |
516 | #endif | |
517 | ||
518 | #if defined(LOOKUP_SQLITE) && LOOKUP_SQLITE!=2 | |
e6d225ae DW |
519 | addlookupmodule(NULL, &sqlite_lookup_module_info); |
520 | #endif | |
521 | ||
522 | #if defined(LOOKUP_TESTDB) && LOOKUP_TESTDB!=2 | |
e6d225ae DW |
523 | addlookupmodule(NULL, &testdb_lookup_module_info); |
524 | #endif | |
525 | ||
526 | #if defined(LOOKUP_WHOSON) && LOOKUP_WHOSON!=2 | |
e6d225ae DW |
527 | addlookupmodule(NULL, &whoson_lookup_module_info); |
528 | #endif | |
529 | ||
530 | #ifdef LOOKUP_MODULE_DIR | |
531 | dd = opendir(LOOKUP_MODULE_DIR); | |
532 | if (dd == NULL) { | |
1594a79a | 533 | DEBUG(D_lookup) debug_printf("Couldn't open %s: not loading lookup modules\n", LOOKUP_MODULE_DIR); |
e6d225ae DW |
534 | log_write(0, LOG_MAIN, "Couldn't open %s: not loading lookup modules\n", LOOKUP_MODULE_DIR); |
535 | } | |
536 | else { | |
1594a79a | 537 | DEBUG(D_lookup) debug_printf("Loading lookup modules from %s\n", LOOKUP_MODULE_DIR); |
e6d225ae DW |
538 | while ((ent = readdir(dd)) != NULL) { |
539 | char *name = ent->d_name; | |
540 | int len = (int)strlen(name); | |
541 | if (pcre_exec(regex_islookupmod, NULL, name, len, 0, PCRE_EOPT, NULL, 0) >= 0) { | |
542 | int pathnamelen = len + (int)strlen(LOOKUP_MODULE_DIR) + 2; | |
543 | void *dl; | |
544 | struct lookup_module_info *info; | |
1ba28e2b | 545 | const char *errormsg; |
e6d225ae DW |
546 | |
547 | /* SRH: am I being paranoid here or what? */ | |
548 | if (pathnamelen > big_buffer_size) { | |
549 | fprintf(stderr, "Loading lookup modules: %s/%s: name too long\n", LOOKUP_MODULE_DIR, name); | |
550 | log_write(0, LOG_MAIN|LOG_PANIC, "%s/%s: name too long\n", LOOKUP_MODULE_DIR, name); | |
551 | continue; | |
552 | } | |
553 | ||
554 | /* SRH: snprintf here? */ | |
555 | sprintf(CS big_buffer, "%s/%s", LOOKUP_MODULE_DIR, name); | |
556 | ||
557 | dl = dlopen(CS big_buffer, RTLD_NOW);// TJ was LAZY | |
558 | if (dl == NULL) { | |
559 | fprintf(stderr, "Error loading %s: %s\n", name, dlerror()); | |
560 | moduleerrors++; | |
561 | log_write(0, LOG_MAIN|LOG_PANIC, "Error loading lookup module %s: %s\n", name, dlerror()); | |
562 | continue; | |
563 | } | |
564 | ||
56e0c4ce PP |
565 | /* FreeBSD nsdispatch() can trigger dlerror() errors about |
566 | * _nss_cache_cycle_prevention_function; we need to clear the dlerror() | |
567 | * state before calling dlsym(), so that any error afterwards only | |
568 | * comes from dlsym(). | |
569 | */ | |
570 | errormsg = dlerror(); | |
571 | ||
e6d225ae DW |
572 | info = (struct lookup_module_info*) dlsym(dl, "_lookup_module_info"); |
573 | if ((errormsg = dlerror()) != NULL) { | |
574 | fprintf(stderr, "%s does not appear to be a lookup module (%s)\n", name, errormsg); | |
575 | dlclose(dl); | |
576 | moduleerrors++; | |
577 | log_write(0, LOG_MAIN|LOG_PANIC, "%s does not appear to be a lookup module (%s)\n", name, errormsg); | |
578 | continue; | |
579 | } | |
580 | if (info->magic != LOOKUP_MODULE_INFO_MAGIC) { | |
581 | fprintf(stderr, "Lookup module %s is not compatible with this version of Exim\n", name); | |
582 | dlclose(dl); | |
583 | moduleerrors++; | |
584 | log_write(0, LOG_MAIN|LOG_PANIC, "Lookup module %s is not compatible with this version of Exim\n", name); | |
585 | continue; | |
586 | } | |
587 | ||
588 | addlookupmodule(dl, info); | |
1594a79a | 589 | DEBUG(D_lookup) debug_printf("Loaded \"%s\" (%d lookup types)\n", name, info->lookupcount); |
e6d225ae DW |
590 | countmodules++; |
591 | } | |
592 | } | |
593 | closedir(dd); | |
594 | } | |
595 | ||
1594a79a | 596 | DEBUG(D_lookup) debug_printf("Loaded %d lookup modules\n", countmodules); |
e6d225ae DW |
597 | #endif |
598 | ||
599 | store_free((void*)regex_islookupmod); | |
600 | ||
1594a79a | 601 | DEBUG(D_lookup) debug_printf("Total %d lookups\n", lookup_list_count); |
e6d225ae DW |
602 | |
603 | lookup_list = store_malloc(sizeof(lookup_info *) * lookup_list_count); | |
604 | memset(lookup_list, 0, sizeof(lookup_info *) * lookup_list_count); | |
605 | ||
606 | /* now add all lookups to the real list */ | |
607 | p = lookupmodules; | |
608 | while (p) { | |
609 | int j; | |
610 | struct lookupmodulestr *pnext; | |
611 | ||
612 | for (j = 0; j < p->info->lookupcount; j++) | |
613 | add_lookup_to_list(p->info->lookups[j]); | |
614 | ||
615 | pnext = p->next; | |
616 | store_free(p); | |
617 | p = pnext; | |
618 | } | |
619 | /* just to be sure */ | |
620 | lookupmodules = NULL; | |
621 | } | |
622 | ||
059ec3d9 | 623 | /* End of drtables.c */ |