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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 | ||
44bbabb5 PP |
40 | #ifdef AUTH_GSASL |
41 | #include "auths/gsasl_exim.h" | |
42 | #endif | |
43 | ||
059ec3d9 PH |
44 | #ifdef AUTH_PLAINTEXT |
45 | #include "auths/plaintext.h" | |
46 | #endif | |
47 | ||
48 | #ifdef AUTH_SPA | |
49 | #include "auths/spa.h" | |
50 | #endif | |
51 | ||
52 | auth_info auths_available[] = { | |
53 | ||
54 | /* Checking by an expansion condition on plain text */ | |
55 | ||
56 | #ifdef AUTH_CRAM_MD5 | |
57 | { | |
58 | US"cram_md5", /* lookup name */ | |
59 | auth_cram_md5_options, | |
60 | &auth_cram_md5_options_count, | |
61 | &auth_cram_md5_option_defaults, | |
62 | sizeof(auth_cram_md5_options_block), | |
63 | auth_cram_md5_init, /* init function */ | |
64 | auth_cram_md5_server, /* server function */ | |
44bbabb5 PP |
65 | auth_cram_md5_client, /* client function */ |
66 | NULL /* diagnostic function */ | |
059ec3d9 PH |
67 | }, |
68 | #endif | |
69 | ||
70 | #ifdef AUTH_CYRUS_SASL | |
71 | { | |
384152a6 | 72 | US"cyrus_sasl", /* lookup name */ |
059ec3d9 PH |
73 | auth_cyrus_sasl_options, |
74 | &auth_cyrus_sasl_options_count, | |
75 | &auth_cyrus_sasl_option_defaults, | |
76 | sizeof(auth_cyrus_sasl_options_block), | |
77 | auth_cyrus_sasl_init, /* init function */ | |
78 | auth_cyrus_sasl_server, /* server function */ | |
44bbabb5 PP |
79 | NULL, /* client function */ |
80 | auth_cyrus_sasl_version_report /* diagnostic function */ | |
059ec3d9 PH |
81 | }, |
82 | #endif | |
83 | ||
14aa5a05 PH |
84 | #ifdef AUTH_DOVECOT |
85 | { | |
86 | US"dovecot", /* lookup name */ | |
87 | auth_dovecot_options, | |
88 | &auth_dovecot_options_count, | |
89 | &auth_dovecot_option_defaults, | |
90 | sizeof(auth_dovecot_options_block), | |
91 | auth_dovecot_init, /* init function */ | |
92 | auth_dovecot_server, /* server function */ | |
44bbabb5 PP |
93 | NULL, /* client function */ |
94 | NULL /* diagnostic function */ | |
95 | }, | |
96 | #endif | |
97 | ||
98 | #ifdef AUTH_GSASL | |
99 | { | |
100 | US"gsasl", /* lookup name */ | |
101 | auth_gsasl_options, | |
102 | &auth_gsasl_options_count, | |
103 | &auth_gsasl_option_defaults, | |
104 | sizeof(auth_gsasl_options_block), | |
105 | auth_gsasl_init, /* init function */ | |
106 | auth_gsasl_server, /* server function */ | |
107 | NULL, /* client function */ | |
108 | auth_gsasl_version_report /* diagnostic function */ | |
14aa5a05 PH |
109 | }, |
110 | #endif | |
111 | ||
059ec3d9 PH |
112 | #ifdef AUTH_PLAINTEXT |
113 | { | |
114 | US"plaintext", /* lookup name */ | |
115 | auth_plaintext_options, | |
116 | &auth_plaintext_options_count, | |
117 | &auth_plaintext_option_defaults, | |
118 | sizeof(auth_plaintext_options_block), | |
119 | auth_plaintext_init, /* init function */ | |
120 | auth_plaintext_server, /* server function */ | |
44bbabb5 PP |
121 | auth_plaintext_client, /* client function */ |
122 | NULL /* diagnostic function */ | |
059ec3d9 PH |
123 | }, |
124 | #endif | |
125 | ||
126 | #ifdef AUTH_SPA | |
127 | { | |
128 | US"spa", /* lookup name */ | |
129 | auth_spa_options, | |
130 | &auth_spa_options_count, | |
131 | &auth_spa_option_defaults, | |
132 | sizeof(auth_spa_options_block), | |
133 | auth_spa_init, /* init function */ | |
134 | auth_spa_server, /* server function */ | |
44bbabb5 PP |
135 | auth_spa_client, /* client function */ |
136 | NULL /* diagnostic function */ | |
059ec3d9 PH |
137 | }, |
138 | #endif | |
139 | ||
44bbabb5 | 140 | { US"", NULL, NULL, NULL, 0, NULL, NULL, NULL, NULL } |
059ec3d9 PH |
141 | }; |
142 | ||
143 | ||
144 | /* Tables of information about which routers and transports are included in the | |
145 | exim binary. */ | |
146 | ||
147 | /* Pull in the necessary header files */ | |
148 | ||
149 | #include "routers/rf_functions.h" | |
150 | ||
151 | #ifdef ROUTER_ACCEPT | |
152 | #include "routers/accept.h" | |
153 | #endif | |
154 | ||
155 | #ifdef ROUTER_DNSLOOKUP | |
156 | #include "routers/dnslookup.h" | |
157 | #endif | |
158 | ||
159 | #ifdef ROUTER_MANUALROUTE | |
160 | #include "routers/manualroute.h" | |
161 | #endif | |
162 | ||
163 | #ifdef ROUTER_IPLITERAL | |
164 | #include "routers/ipliteral.h" | |
165 | #endif | |
166 | ||
167 | #ifdef ROUTER_IPLOOKUP | |
168 | #include "routers/iplookup.h" | |
169 | #endif | |
170 | ||
171 | #ifdef ROUTER_QUERYPROGRAM | |
172 | #include "routers/queryprogram.h" | |
173 | #endif | |
174 | ||
175 | #ifdef ROUTER_REDIRECT | |
176 | #include "routers/redirect.h" | |
177 | #endif | |
178 | ||
179 | #ifdef TRANSPORT_APPENDFILE | |
180 | #include "transports/appendfile.h" | |
181 | #endif | |
182 | ||
183 | #ifdef TRANSPORT_AUTOREPLY | |
184 | #include "transports/autoreply.h" | |
185 | #endif | |
186 | ||
187 | #ifdef TRANSPORT_LMTP | |
188 | #include "transports/lmtp.h" | |
189 | #endif | |
190 | ||
191 | #ifdef TRANSPORT_PIPE | |
192 | #include "transports/pipe.h" | |
193 | #endif | |
194 | ||
195 | #ifdef TRANSPORT_SMTP | |
196 | #include "transports/smtp.h" | |
197 | #endif | |
198 | ||
199 | ||
200 | /* Now set up the structures, terminated by an entry with a null name. */ | |
201 | ||
202 | router_info routers_available[] = { | |
203 | #ifdef ROUTER_ACCEPT | |
204 | { | |
205 | US"accept", | |
206 | accept_router_options, | |
207 | &accept_router_options_count, | |
208 | &accept_router_option_defaults, | |
209 | sizeof(accept_router_options_block), | |
210 | accept_router_init, | |
211 | accept_router_entry, | |
212 | NULL, /* no tidyup entry */ | |
213 | ri_yestransport | |
214 | }, | |
215 | #endif | |
216 | #ifdef ROUTER_DNSLOOKUP | |
217 | { | |
218 | US"dnslookup", | |
219 | dnslookup_router_options, | |
220 | &dnslookup_router_options_count, | |
221 | &dnslookup_router_option_defaults, | |
222 | sizeof(dnslookup_router_options_block), | |
223 | dnslookup_router_init, | |
224 | dnslookup_router_entry, | |
225 | NULL, /* no tidyup entry */ | |
226 | ri_yestransport | |
227 | }, | |
228 | #endif | |
229 | #ifdef ROUTER_IPLITERAL | |
230 | { | |
231 | US"ipliteral", | |
232 | ipliteral_router_options, | |
233 | &ipliteral_router_options_count, | |
234 | &ipliteral_router_option_defaults, | |
235 | sizeof(ipliteral_router_options_block), | |
236 | ipliteral_router_init, | |
237 | ipliteral_router_entry, | |
238 | NULL, /* no tidyup entry */ | |
239 | ri_yestransport | |
240 | }, | |
241 | #endif | |
242 | #ifdef ROUTER_IPLOOKUP | |
243 | { | |
244 | US"iplookup", | |
245 | iplookup_router_options, | |
246 | &iplookup_router_options_count, | |
247 | &iplookup_router_option_defaults, | |
248 | sizeof(iplookup_router_options_block), | |
249 | iplookup_router_init, | |
250 | iplookup_router_entry, | |
251 | NULL, /* no tidyup entry */ | |
252 | ri_notransport | |
253 | }, | |
254 | #endif | |
255 | #ifdef ROUTER_MANUALROUTE | |
256 | { | |
257 | US"manualroute", | |
258 | manualroute_router_options, | |
259 | &manualroute_router_options_count, | |
260 | &manualroute_router_option_defaults, | |
261 | sizeof(manualroute_router_options_block), | |
262 | manualroute_router_init, | |
263 | manualroute_router_entry, | |
264 | NULL, /* no tidyup entry */ | |
265 | 0 | |
266 | }, | |
267 | #endif | |
268 | #ifdef ROUTER_QUERYPROGRAM | |
269 | { | |
270 | US"queryprogram", | |
271 | queryprogram_router_options, | |
272 | &queryprogram_router_options_count, | |
273 | &queryprogram_router_option_defaults, | |
274 | sizeof(queryprogram_router_options_block), | |
275 | queryprogram_router_init, | |
276 | queryprogram_router_entry, | |
277 | NULL, /* no tidyup entry */ | |
278 | 0 | |
279 | }, | |
280 | #endif | |
281 | #ifdef ROUTER_REDIRECT | |
282 | { | |
283 | US"redirect", | |
284 | redirect_router_options, | |
285 | &redirect_router_options_count, | |
286 | &redirect_router_option_defaults, | |
287 | sizeof(redirect_router_options_block), | |
288 | redirect_router_init, | |
289 | redirect_router_entry, | |
290 | NULL, /* no tidyup entry */ | |
291 | ri_notransport | |
292 | }, | |
293 | #endif | |
294 | { US"", NULL, NULL, NULL, 0, NULL, NULL, NULL, 0 } | |
295 | }; | |
296 | ||
297 | ||
298 | ||
299 | transport_info transports_available[] = { | |
300 | #ifdef TRANSPORT_APPENDFILE | |
301 | { | |
302 | US"appendfile", /* driver name */ | |
303 | appendfile_transport_options, /* local options table */ | |
304 | &appendfile_transport_options_count, /* number of entries */ | |
305 | &appendfile_transport_option_defaults, /* private options defaults */ | |
306 | sizeof(appendfile_transport_options_block), /* size of private block */ | |
307 | appendfile_transport_init, /* init entry point */ | |
308 | appendfile_transport_entry, /* main entry point */ | |
309 | NULL, /* no tidyup entry */ | |
310 | NULL, /* no closedown entry */ | |
311 | TRUE, /* local flag */ | |
312 | }, | |
313 | #endif | |
314 | #ifdef TRANSPORT_AUTOREPLY | |
315 | { | |
316 | US"autoreply", /* driver name */ | |
317 | autoreply_transport_options, /* local options table */ | |
318 | &autoreply_transport_options_count, /* number of entries */ | |
319 | &autoreply_transport_option_defaults, /* private options defaults */ | |
320 | sizeof(autoreply_transport_options_block), /* size of private block */ | |
321 | autoreply_transport_init, /* init entry point */ | |
322 | autoreply_transport_entry, /* main entry point */ | |
323 | NULL, /* no tidyup entry */ | |
324 | NULL, /* no closedown entry */ | |
325 | TRUE /* local flag */ | |
326 | }, | |
327 | #endif | |
328 | #ifdef TRANSPORT_LMTP | |
329 | { | |
330 | US"lmtp", /* driver name */ | |
331 | lmtp_transport_options, /* local options table */ | |
332 | &lmtp_transport_options_count, /* number of entries */ | |
333 | &lmtp_transport_option_defaults, /* private options defaults */ | |
334 | sizeof(lmtp_transport_options_block), /* size of private block */ | |
335 | lmtp_transport_init, /* init entry point */ | |
336 | lmtp_transport_entry, /* main entry point */ | |
337 | NULL, /* no tidyup entry */ | |
338 | NULL, /* no closedown entry */ | |
339 | TRUE /* local flag */ | |
340 | }, | |
341 | #endif | |
342 | #ifdef TRANSPORT_PIPE | |
343 | { | |
344 | US"pipe", /* driver name */ | |
345 | pipe_transport_options, /* local options table */ | |
346 | &pipe_transport_options_count, /* number of entries */ | |
347 | &pipe_transport_option_defaults, /* private options defaults */ | |
348 | sizeof(pipe_transport_options_block), /* size of private block */ | |
349 | pipe_transport_init, /* init entry point */ | |
350 | pipe_transport_entry, /* main entry point */ | |
351 | NULL, /* no tidyup entry */ | |
352 | NULL, /* no closedown entry */ | |
353 | TRUE /* local flag */ | |
354 | }, | |
355 | #endif | |
356 | #ifdef TRANSPORT_SMTP | |
357 | { | |
358 | US"smtp", /* driver name */ | |
359 | smtp_transport_options, /* local options table */ | |
360 | &smtp_transport_options_count, /* number of entries */ | |
361 | &smtp_transport_option_defaults, /* private options defaults */ | |
362 | sizeof(smtp_transport_options_block), /* size of private block */ | |
363 | smtp_transport_init, /* init entry point */ | |
364 | smtp_transport_entry, /* main entry point */ | |
365 | NULL, /* no tidyup entry */ | |
366 | smtp_transport_closedown, /* close down passed channel */ | |
367 | FALSE /* local flag */ | |
368 | }, | |
369 | #endif | |
370 | { US"", NULL, NULL, NULL, 0, NULL, NULL, NULL, NULL, FALSE } | |
371 | }; | |
372 | ||
e6d225ae DW |
373 | struct lookupmodulestr |
374 | { | |
375 | void *dl; | |
376 | struct lookup_module_info *info; | |
377 | struct lookupmodulestr *next; | |
378 | }; | |
379 | ||
380 | static struct lookupmodulestr *lookupmodules = NULL; | |
381 | ||
382 | static void addlookupmodule(void *dl, struct lookup_module_info *info) | |
383 | { | |
384 | struct lookupmodulestr *p = store_malloc(sizeof(struct lookupmodulestr)); | |
385 | p->dl = dl; | |
386 | p->info = info; | |
387 | p->next = lookupmodules; | |
388 | lookupmodules = p; | |
389 | lookup_list_count += info->lookupcount; | |
390 | } | |
391 | ||
392 | /* only valid after lookup_list and lookup_list_count are assigned */ | |
393 | static void add_lookup_to_list(lookup_info *info) | |
394 | { | |
395 | /* need to add the lookup to lookup_list, sorted */ | |
396 | int pos = 0; | |
397 | ||
398 | /* strategy is to go through the list until we find | |
399 | * either an empty spot or a name that is higher. | |
400 | * this can't fail because we have enough space. */ | |
401 | while (lookup_list[pos] | |
402 | && (Ustrcmp(lookup_list[pos]->name, info->name) <= 0)) { | |
403 | pos++; | |
404 | } | |
405 | if (lookup_list[pos]) { | |
406 | /* need to insert it, so move all the other items up | |
407 | * (last slot is still empty, of course) */ | |
408 | memmove(&lookup_list[pos+1], | |
409 | &lookup_list[pos], | |
410 | sizeof(lookup_info **) * (lookup_list_count-pos-1)); | |
411 | } | |
412 | lookup_list[pos] = info; | |
413 | } | |
414 | ||
4d805ee9 PP |
415 | |
416 | /* These need to be at file level for old versions of gcc (2.95.2 reported), | |
417 | * which give parse errors on an extern in function scope. Each entry needs | |
418 | * to also be invoked in init_lookup_list() below */ | |
419 | ||
420 | #if defined(LOOKUP_WHOSON) && LOOKUP_WHOSON!=2 | |
421 | extern lookup_module_info whoson_lookup_module_info; | |
422 | #endif | |
423 | #if defined(LOOKUP_TESTDB) && LOOKUP_TESTDB!=2 | |
424 | extern lookup_module_info testdb_lookup_module_info; | |
425 | #endif | |
426 | #if defined(LOOKUP_SQLITE) && LOOKUP_SQLITE!=2 | |
427 | extern lookup_module_info sqlite_lookup_module_info; | |
428 | #endif | |
429 | #ifdef EXPERIMENTAL_SPF | |
430 | extern lookup_module_info spf_lookup_module_info; | |
431 | #endif | |
432 | #if defined(LOOKUP_PGSQL) && LOOKUP_PGSQL!=2 | |
433 | extern lookup_module_info pgsql_lookup_module_info; | |
434 | #endif | |
435 | #if defined(LOOKUP_PASSWD) && LOOKUP_PASSWD!=2 | |
436 | extern lookup_module_info passwd_lookup_module_info; | |
437 | #endif | |
438 | #if defined(LOOKUP_ORACLE) && LOOKUP_ORACLE!=2 | |
439 | extern lookup_module_info oracle_lookup_module_info; | |
440 | #endif | |
441 | #if defined(LOOKUP_NISPLUS) && LOOKUP_NISPLUS!=2 | |
442 | extern lookup_module_info nisplus_lookup_module_info; | |
443 | #endif | |
444 | #if defined(LOOKUP_NIS) && LOOKUP_NIS!=2 | |
445 | extern lookup_module_info nis_lookup_module_info; | |
446 | #endif | |
447 | #if defined(LOOKUP_MYSQL) && LOOKUP_MYSQL!=2 | |
448 | extern lookup_module_info mysql_lookup_module_info; | |
449 | #endif | |
450 | #if defined(LOOKUP_LSEARCH) && LOOKUP_LSEARCH!=2 | |
451 | extern lookup_module_info lsearch_lookup_module_info; | |
452 | #endif | |
453 | #ifdef LOOKUP_LDAP | |
454 | extern lookup_module_info ldap_lookup_module_info; | |
455 | #endif | |
456 | #if defined(LOOKUP_IBASE) && LOOKUP_IBASE!=2 | |
457 | extern lookup_module_info ibase_lookup_module_info; | |
458 | #endif | |
459 | #if defined(LOOKUP_DSEARCH) && LOOKUP_DSEARCH!=2 | |
460 | extern lookup_module_info dsearch_lookup_module_info; | |
461 | #endif | |
462 | #if defined(LOOKUP_DNSDB) && LOOKUP_DNSDB!=2 | |
463 | extern lookup_module_info dnsdb_lookup_module_info; | |
464 | #endif | |
465 | #if defined(LOOKUP_DBM) && LOOKUP_DBM!=2 | |
466 | extern lookup_module_info dbmdb_lookup_module_info; | |
467 | #endif | |
468 | #if defined(LOOKUP_CDB) && LOOKUP_CDB!=2 | |
469 | extern lookup_module_info cdb_lookup_module_info; | |
470 | #endif | |
471 | ||
e6d225ae DW |
472 | void init_lookup_list(void) |
473 | { | |
474 | DIR *dd; | |
475 | struct dirent *ent; | |
e12f8c32 PP |
476 | const pcre *regex_islookupmod = regex_must_compile( |
477 | US"\\." DYNLIB_FN_EXT "$", FALSE, TRUE); | |
e6d225ae DW |
478 | int countmodules = 0; |
479 | int moduleerrors = 0; | |
480 | struct lookupmodulestr *p; | |
481 | ||
6545de78 PP |
482 | if (lookup_list_init_done) |
483 | return; | |
484 | lookup_list_init_done = 1; | |
485 | ||
e6d225ae | 486 | #if defined(LOOKUP_CDB) && LOOKUP_CDB!=2 |
e6d225ae DW |
487 | addlookupmodule(NULL, &cdb_lookup_module_info); |
488 | #endif | |
489 | ||
490 | #if defined(LOOKUP_DBM) && LOOKUP_DBM!=2 | |
e6d225ae DW |
491 | addlookupmodule(NULL, &dbmdb_lookup_module_info); |
492 | #endif | |
493 | ||
494 | #if defined(LOOKUP_DNSDB) && LOOKUP_DNSDB!=2 | |
e6d225ae DW |
495 | addlookupmodule(NULL, &dnsdb_lookup_module_info); |
496 | #endif | |
497 | ||
498 | #if defined(LOOKUP_DSEARCH) && LOOKUP_DSEARCH!=2 | |
e6d225ae DW |
499 | addlookupmodule(NULL, &dsearch_lookup_module_info); |
500 | #endif | |
501 | ||
502 | #if defined(LOOKUP_IBASE) && LOOKUP_IBASE!=2 | |
e6d225ae DW |
503 | addlookupmodule(NULL, &ibase_lookup_module_info); |
504 | #endif | |
505 | ||
506 | #ifdef LOOKUP_LDAP | |
e6d225ae DW |
507 | addlookupmodule(NULL, &ldap_lookup_module_info); |
508 | #endif | |
509 | ||
510 | #if defined(LOOKUP_LSEARCH) && LOOKUP_LSEARCH!=2 | |
e6d225ae DW |
511 | addlookupmodule(NULL, &lsearch_lookup_module_info); |
512 | #endif | |
513 | ||
514 | #if defined(LOOKUP_MYSQL) && LOOKUP_MYSQL!=2 | |
e6d225ae DW |
515 | addlookupmodule(NULL, &mysql_lookup_module_info); |
516 | #endif | |
517 | ||
518 | #if defined(LOOKUP_NIS) && LOOKUP_NIS!=2 | |
e6d225ae DW |
519 | addlookupmodule(NULL, &nis_lookup_module_info); |
520 | #endif | |
521 | ||
522 | #if defined(LOOKUP_NISPLUS) && LOOKUP_NISPLUS!=2 | |
e6d225ae DW |
523 | addlookupmodule(NULL, &nisplus_lookup_module_info); |
524 | #endif | |
525 | ||
526 | #if defined(LOOKUP_ORACLE) && LOOKUP_ORACLE!=2 | |
e6d225ae DW |
527 | addlookupmodule(NULL, &oracle_lookup_module_info); |
528 | #endif | |
529 | ||
530 | #if defined(LOOKUP_PASSWD) && LOOKUP_PASSWD!=2 | |
e6d225ae DW |
531 | addlookupmodule(NULL, &passwd_lookup_module_info); |
532 | #endif | |
533 | ||
534 | #if defined(LOOKUP_PGSQL) && LOOKUP_PGSQL!=2 | |
e6d225ae DW |
535 | addlookupmodule(NULL, &pgsql_lookup_module_info); |
536 | #endif | |
537 | ||
538 | #ifdef EXPERIMENTAL_SPF | |
e6d225ae DW |
539 | addlookupmodule(NULL, &spf_lookup_module_info); |
540 | #endif | |
541 | ||
542 | #if defined(LOOKUP_SQLITE) && LOOKUP_SQLITE!=2 | |
e6d225ae DW |
543 | addlookupmodule(NULL, &sqlite_lookup_module_info); |
544 | #endif | |
545 | ||
546 | #if defined(LOOKUP_TESTDB) && LOOKUP_TESTDB!=2 | |
e6d225ae DW |
547 | addlookupmodule(NULL, &testdb_lookup_module_info); |
548 | #endif | |
549 | ||
550 | #if defined(LOOKUP_WHOSON) && LOOKUP_WHOSON!=2 | |
e6d225ae DW |
551 | addlookupmodule(NULL, &whoson_lookup_module_info); |
552 | #endif | |
553 | ||
554 | #ifdef LOOKUP_MODULE_DIR | |
555 | dd = opendir(LOOKUP_MODULE_DIR); | |
556 | if (dd == NULL) { | |
1594a79a | 557 | DEBUG(D_lookup) debug_printf("Couldn't open %s: not loading lookup modules\n", LOOKUP_MODULE_DIR); |
e6d225ae DW |
558 | log_write(0, LOG_MAIN, "Couldn't open %s: not loading lookup modules\n", LOOKUP_MODULE_DIR); |
559 | } | |
560 | else { | |
1594a79a | 561 | DEBUG(D_lookup) debug_printf("Loading lookup modules from %s\n", LOOKUP_MODULE_DIR); |
e6d225ae DW |
562 | while ((ent = readdir(dd)) != NULL) { |
563 | char *name = ent->d_name; | |
564 | int len = (int)strlen(name); | |
565 | if (pcre_exec(regex_islookupmod, NULL, name, len, 0, PCRE_EOPT, NULL, 0) >= 0) { | |
566 | int pathnamelen = len + (int)strlen(LOOKUP_MODULE_DIR) + 2; | |
567 | void *dl; | |
568 | struct lookup_module_info *info; | |
1ba28e2b | 569 | const char *errormsg; |
e6d225ae DW |
570 | |
571 | /* SRH: am I being paranoid here or what? */ | |
572 | if (pathnamelen > big_buffer_size) { | |
573 | fprintf(stderr, "Loading lookup modules: %s/%s: name too long\n", LOOKUP_MODULE_DIR, name); | |
574 | log_write(0, LOG_MAIN|LOG_PANIC, "%s/%s: name too long\n", LOOKUP_MODULE_DIR, name); | |
575 | continue; | |
576 | } | |
577 | ||
578 | /* SRH: snprintf here? */ | |
579 | sprintf(CS big_buffer, "%s/%s", LOOKUP_MODULE_DIR, name); | |
580 | ||
581 | dl = dlopen(CS big_buffer, RTLD_NOW);// TJ was LAZY | |
582 | if (dl == NULL) { | |
583 | fprintf(stderr, "Error loading %s: %s\n", name, dlerror()); | |
584 | moduleerrors++; | |
585 | log_write(0, LOG_MAIN|LOG_PANIC, "Error loading lookup module %s: %s\n", name, dlerror()); | |
586 | continue; | |
587 | } | |
588 | ||
56e0c4ce PP |
589 | /* FreeBSD nsdispatch() can trigger dlerror() errors about |
590 | * _nss_cache_cycle_prevention_function; we need to clear the dlerror() | |
591 | * state before calling dlsym(), so that any error afterwards only | |
592 | * comes from dlsym(). | |
593 | */ | |
594 | errormsg = dlerror(); | |
595 | ||
e6d225ae DW |
596 | info = (struct lookup_module_info*) dlsym(dl, "_lookup_module_info"); |
597 | if ((errormsg = dlerror()) != NULL) { | |
598 | fprintf(stderr, "%s does not appear to be a lookup module (%s)\n", name, errormsg); | |
599 | dlclose(dl); | |
600 | moduleerrors++; | |
601 | log_write(0, LOG_MAIN|LOG_PANIC, "%s does not appear to be a lookup module (%s)\n", name, errormsg); | |
602 | continue; | |
603 | } | |
604 | if (info->magic != LOOKUP_MODULE_INFO_MAGIC) { | |
605 | fprintf(stderr, "Lookup module %s is not compatible with this version of Exim\n", name); | |
606 | dlclose(dl); | |
607 | moduleerrors++; | |
608 | log_write(0, LOG_MAIN|LOG_PANIC, "Lookup module %s is not compatible with this version of Exim\n", name); | |
609 | continue; | |
610 | } | |
611 | ||
612 | addlookupmodule(dl, info); | |
1594a79a | 613 | DEBUG(D_lookup) debug_printf("Loaded \"%s\" (%d lookup types)\n", name, info->lookupcount); |
e6d225ae DW |
614 | countmodules++; |
615 | } | |
616 | } | |
617 | closedir(dd); | |
618 | } | |
619 | ||
1594a79a | 620 | DEBUG(D_lookup) debug_printf("Loaded %d lookup modules\n", countmodules); |
e6d225ae DW |
621 | #endif |
622 | ||
623 | store_free((void*)regex_islookupmod); | |
624 | ||
1594a79a | 625 | DEBUG(D_lookup) debug_printf("Total %d lookups\n", lookup_list_count); |
e6d225ae DW |
626 | |
627 | lookup_list = store_malloc(sizeof(lookup_info *) * lookup_list_count); | |
628 | memset(lookup_list, 0, sizeof(lookup_info *) * lookup_list_count); | |
629 | ||
630 | /* now add all lookups to the real list */ | |
631 | p = lookupmodules; | |
632 | while (p) { | |
633 | int j; | |
634 | struct lookupmodulestr *pnext; | |
635 | ||
636 | for (j = 0; j < p->info->lookupcount; j++) | |
637 | add_lookup_to_list(p->info->lookups[j]); | |
638 | ||
639 | pnext = p->next; | |
640 | store_free(p); | |
641 | p = pnext; | |
642 | } | |
643 | /* just to be sure */ | |
644 | lookupmodules = NULL; | |
645 | } | |
646 | ||
059ec3d9 | 647 | /* End of drtables.c */ |