Commit | Line | Data |
---|---|---|
0756eb3c PH |
1 | /************************************************* |
2 | * Exim - an Internet mail transport agent * | |
3 | *************************************************/ | |
4 | ||
8d6d5106 | 5 | /* Copyright (c) University of Cambridge 1995 - 2015 */ |
1e1ddfac | 6 | /* Copyright (c) The Exim Maintainers 2020 */ |
0756eb3c PH |
7 | /* See the file NOTICE for conditions of use and distribution. */ |
8 | ||
9 | /* Interface to an Oracle database. This code was originally supplied by | |
10 | Paul Kelly, but I have hacked it around for various reasons, and tried to add | |
11 | some comments from my position of Oracle ignorance. */ | |
12 | ||
13 | ||
14 | #include "../exim.h" | |
15 | ||
16 | ||
0756eb3c PH |
17 | /* The Oracle system headers */ |
18 | ||
19 | #include <oratypes.h> | |
20 | #include <ocidfn.h> | |
21 | #include <ocikpr.h> | |
22 | ||
0756eb3c PH |
23 | #define PARSE_NO_DEFER 0 /* parse straight away */ |
24 | #define PARSE_V7_LNG 2 | |
25 | #define MAX_ITEM_BUFFER_SIZE 1024 /* largest size of a cell of data */ | |
26 | #define MAX_SELECT_LIST_SIZE 32 /* maximum number of columns (not rows!) */ | |
27 | ||
28 | /* Paul's comment on this was "change this to 512 for 64bit cpu", but I don't | |
dee5a20a | 29 | understand why. The Oracle manual just asks for 256 bytes. |
0756eb3c | 30 | |
dee5a20a PH |
31 | That was years ago. Jin Choi suggested (March 2007) that this change should |
32 | be made in the source, as at worst it wastes 256 bytes, and it saves people | |
33 | having to discover about this for themselves as more and more systems are | |
34 | 64-bit. So I have changed 256 to 512. */ | |
35 | ||
36 | #define HDA_SIZE 512 | |
0756eb3c PH |
37 | |
38 | /* Internal/external datatype codes */ | |
39 | ||
40 | #define NUMBER_TYPE 2 | |
41 | #define INT_TYPE 3 | |
42 | #define FLOAT_TYPE 4 | |
43 | #define STRING_TYPE 5 | |
44 | #define ROWID_TYPE 11 | |
45 | #define DATE_TYPE 12 | |
46 | ||
47 | /* ORACLE error codes used in demonstration programs */ | |
48 | ||
49 | #define VAR_NOT_IN_LIST 1007 | |
50 | #define NO_DATA_FOUND 1403 | |
51 | ||
52 | typedef struct Ora_Describe { | |
53 | sb4 dbsize; | |
54 | sb2 dbtype; | |
55 | sb1 buf[MAX_ITEM_BUFFER_SIZE]; | |
56 | sb4 buflen; | |
57 | sb4 dsize; | |
58 | sb2 precision; | |
59 | sb2 scale; | |
60 | sb2 nullok; | |
61 | } Ora_Describe; | |
62 | ||
63 | typedef struct Ora_Define { | |
64 | ub1 buf[MAX_ITEM_BUFFER_SIZE]; | |
65 | float flt_buf; | |
66 | sword int_buf; | |
67 | sb2 indp; | |
68 | ub2 col_retlen, col_retcode; | |
69 | } Ora_Define; | |
70 | ||
71 | /* Structure and anchor for caching connections. */ | |
72 | ||
73 | typedef struct oracle_connection { | |
74 | struct oracle_connection *next; | |
75 | uschar *server; | |
76 | struct cda_def *handle; | |
77 | void *hda_mem; | |
78 | } oracle_connection; | |
79 | ||
80 | static oracle_connection *oracle_connections = NULL; | |
81 | ||
82 | ||
83 | ||
84 | ||
85 | ||
86 | /************************************************* | |
87 | * Set up message after error * | |
88 | *************************************************/ | |
89 | ||
90 | /* Sets up a message from a local string plus whatever Oracle gives. | |
91 | ||
92 | Arguments: | |
93 | oracle_handle the handle of the connection | |
94 | rc the return code | |
95 | msg local text message | |
96 | */ | |
97 | ||
98 | static uschar * | |
99 | oracle_error(struct cda_def *oracle_handle, int rc, uschar *msg) | |
100 | { | |
101 | uschar tmp[1024]; | |
102 | oerhms(oracle_handle, rc, tmp, sizeof(tmp)); | |
103 | return string_sprintf("ORACLE %s: %s", msg, tmp); | |
104 | } | |
105 | ||
106 | ||
107 | ||
108 | /************************************************* | |
109 | * Describe and define the select list items * | |
110 | *************************************************/ | |
111 | ||
112 | /* Figures out sizes, types, and numbers. | |
113 | ||
114 | Arguments: | |
115 | cda the connection | |
116 | def | |
117 | desc descriptions put here | |
118 | ||
119 | Returns: number of fields | |
120 | */ | |
121 | ||
122 | static sword | |
123 | describe_define(Cda_Def *cda, Ora_Define *def, Ora_Describe *desc) | |
124 | { | |
125 | sword col, deflen, deftyp; | |
126 | static ub1 *defptr; | |
127 | static sword numwidth = 8; | |
128 | ||
129 | /* Describe the select-list items. */ | |
130 | ||
131 | for (col = 0; col < MAX_SELECT_LIST_SIZE; col++) | |
132 | { | |
133 | desc[col].buflen = MAX_ITEM_BUFFER_SIZE; | |
134 | ||
135 | if (odescr(cda, col + 1, &desc[col].dbsize, | |
136 | &desc[col].dbtype, &desc[col].buf[0], | |
137 | &desc[col].buflen, &desc[col].dsize, | |
138 | &desc[col].precision, &desc[col].scale, | |
139 | &desc[col].nullok) != 0) | |
140 | { | |
141 | /* Break on end of select list. */ | |
142 | if (cda->rc == VAR_NOT_IN_LIST) break; else return -1; | |
143 | } | |
144 | ||
145 | /* Adjust sizes and types for display, handling NUMBER with scale as float. */ | |
146 | ||
147 | if (desc[col].dbtype == NUMBER_TYPE) | |
148 | { | |
149 | desc[col].dbsize = numwidth; | |
150 | if (desc[col].scale != 0) | |
151 | { | |
152 | defptr = (ub1 *)&def[col].flt_buf; | |
153 | deflen = (sword) sizeof(float); | |
154 | deftyp = FLOAT_TYPE; | |
155 | desc[col].dbtype = FLOAT_TYPE; | |
156 | } | |
157 | else | |
158 | { | |
159 | defptr = (ub1 *)&def[col].int_buf; | |
160 | deflen = (sword) sizeof(sword); | |
161 | deftyp = INT_TYPE; | |
162 | desc[col].dbtype = INT_TYPE; | |
163 | } | |
164 | } | |
165 | else | |
166 | { | |
167 | if (desc[col].dbtype == DATE_TYPE) | |
168 | desc[col].dbsize = 9; | |
169 | if (desc[col].dbtype == ROWID_TYPE) | |
170 | desc[col].dbsize = 18; | |
171 | defptr = def[col].buf; | |
172 | deflen = desc[col].dbsize > MAX_ITEM_BUFFER_SIZE ? | |
173 | MAX_ITEM_BUFFER_SIZE : desc[col].dbsize + 1; | |
174 | deftyp = STRING_TYPE; | |
175 | desc[col].dbtype = STRING_TYPE; | |
176 | } | |
177 | ||
178 | /* Define an output variable */ | |
179 | ||
180 | if (odefin(cda, col + 1, | |
181 | defptr, deflen, deftyp, | |
182 | -1, &def[col].indp, (text *) 0, -1, -1, | |
183 | &def[col].col_retlen, | |
184 | &def[col].col_retcode) != 0) | |
185 | return -1; | |
186 | } /* Loop for each column */ | |
187 | ||
188 | return col; | |
189 | } | |
190 | ||
191 | ||
192 | ||
193 | /************************************************* | |
194 | * Open entry point * | |
195 | *************************************************/ | |
196 | ||
197 | /* See local README for interface description. */ | |
198 | ||
e6d225ae | 199 | static void * |
d447dbd1 | 200 | oracle_open(const uschar * filename, uschar ** errmsg) |
0756eb3c PH |
201 | { |
202 | return (void *)(1); /* Just return something non-null */ | |
203 | } | |
204 | ||
205 | ||
206 | ||
207 | /************************************************* | |
208 | * Tidy entry point * | |
209 | *************************************************/ | |
210 | ||
211 | /* See local README for interface description. */ | |
212 | ||
e6d225ae | 213 | static void |
0756eb3c PH |
214 | oracle_tidy(void) |
215 | { | |
216 | oracle_connection *cn; | |
217 | while ((cn = oracle_connections) != NULL) | |
218 | { | |
219 | oracle_connections = cn->next; | |
42c7f0b4 | 220 | DEBUG(D_lookup) debug_printf_indent("close ORACLE connection: %s\n", cn->server); |
0756eb3c PH |
221 | ologof(cn->handle); |
222 | } | |
223 | } | |
224 | ||
225 | ||
226 | ||
227 | /************************************************* | |
228 | * Internal search function * | |
229 | *************************************************/ | |
230 | ||
231 | /* This function is called from the find entry point to do the search for a | |
232 | single server. | |
233 | ||
234 | Arguments: | |
235 | query the query string | |
236 | server the server string | |
237 | resultptr where to store the result | |
238 | errmsg where to point an error message | |
239 | defer_break TRUE if no more servers are to be tried after DEFER | |
240 | ||
241 | The server string is of the form "host/dbname/user/password", for compatibility | |
242 | with MySQL and pgsql, but at present, the dbname is not used. This string is in | |
243 | a nextinlist temporary buffer, so can be overwritten. | |
244 | ||
245 | Returns: OK, FAIL, or DEFER | |
246 | */ | |
247 | ||
248 | static int | |
249 | perform_oracle_search(uschar *query, uschar *server, uschar **resultptr, | |
250 | uschar **errmsg, BOOL *defer_break) | |
251 | { | |
252 | Cda_Def *cda = NULL; | |
253 | struct cda_def *oracle_handle = NULL; | |
254 | Ora_Describe *desc = NULL; | |
255 | Ora_Define *def = NULL; | |
256 | void *hda = NULL; | |
257 | ||
0756eb3c PH |
258 | int yield = DEFER; |
259 | unsigned int num_fields = 0; | |
acec9514 | 260 | gstring * result = NULL; |
0756eb3c PH |
261 | oracle_connection *cn = NULL; |
262 | uschar *server_copy = NULL; | |
263 | uschar *sdata[4]; | |
0756eb3c PH |
264 | |
265 | /* Disaggregate the parameters from the server argument. The order is host, | |
266 | database, user, password. We can write to the string, since it is in a | |
267 | nextinlist temporary buffer. The copy of the string that is used for caching | |
268 | has the password removed. This copy is also used for debugging output. */ | |
269 | ||
d7978c0f | 270 | for (int i = 3; i > 0; i--) |
0756eb3c PH |
271 | { |
272 | uschar *pp = Ustrrchr(server, '/'); | |
273 | if (pp == NULL) | |
274 | { | |
275 | *errmsg = string_sprintf("incomplete ORACLE server data: %s", server); | |
276 | *defer_break = TRUE; | |
277 | return DEFER; | |
278 | } | |
279 | *pp++ = 0; | |
280 | sdata[i] = pp; | |
281 | if (i == 3) server_copy = string_copy(server); /* sans password */ | |
282 | } | |
283 | sdata[0] = server; /* What's left at the start */ | |
284 | ||
285 | /* If the database is the empty string, set it NULL - the query must then | |
286 | define it. */ | |
287 | ||
288 | if (sdata[1][0] == 0) sdata[1] = NULL; | |
289 | ||
290 | /* See if we have a cached connection to the server */ | |
291 | ||
acec9514 | 292 | for (cn = oracle_connections; cn; cn = cn->next) |
0756eb3c PH |
293 | if (strcmp(cn->server, server_copy) == 0) |
294 | { | |
295 | oracle_handle = cn->handle; | |
296 | hda = cn->hda_mem; | |
297 | break; | |
298 | } | |
0756eb3c PH |
299 | |
300 | /* If no cached connection, we must set one up */ | |
301 | ||
acec9514 | 302 | if (!cn) |
0756eb3c | 303 | { |
42c7f0b4 | 304 | DEBUG(D_lookup) debug_printf_indent("ORACLE new connection: host=%s database=%s " |
0756eb3c PH |
305 | "user=%s\n", sdata[0], sdata[1], sdata[2]); |
306 | ||
307 | /* Get store for a new connection, initialize it, and connect to the server */ | |
308 | ||
f3ebb786 JH |
309 | oracle_handle = store_get(sizeof(struct cda_def), FALSE); |
310 | hda = store_get(HDA_SIZE, FALSE); | |
0756eb3c PH |
311 | memset(hda,'\0',HDA_SIZE); |
312 | ||
313 | /* | |
314 | * Perform a default (blocking) login | |
315 | * | |
316 | * sdata[0] = tnsname (service name - typically host name) | |
317 | * sdata[1] = dbname - not used at present | |
318 | * sdata[2] = username | |
319 | * sdata[3] = passwd | |
320 | */ | |
321 | ||
322 | if(olog(oracle_handle, hda, sdata[2], -1, sdata[3], -1, sdata[0], -1, | |
323 | (ub4)OCI_LM_DEF) != 0) | |
324 | { | |
325 | *errmsg = oracle_error(oracle_handle, oracle_handle->rc, | |
326 | US"connection failed"); | |
327 | *defer_break = FALSE; | |
328 | goto ORACLE_EXIT_NO_VALS; | |
329 | } | |
330 | ||
331 | /* Add the connection to the cache */ | |
332 | ||
f3ebb786 | 333 | cn = store_get(sizeof(oracle_connection), FALSE); |
0756eb3c PH |
334 | cn->server = server_copy; |
335 | cn->handle = oracle_handle; | |
336 | cn->next = oracle_connections; | |
337 | cn->hda_mem = hda; | |
338 | oracle_connections = cn; | |
339 | } | |
340 | ||
341 | /* Else use a previously cached connection - we can write to the server string | |
342 | to obliterate the password because it is in a nextinlist temporary buffer. */ | |
343 | ||
344 | else | |
345 | { | |
346 | DEBUG(D_lookup) | |
42c7f0b4 | 347 | debug_printf_indent("ORACLE using cached connection for %s\n", server_copy); |
0756eb3c PH |
348 | } |
349 | ||
350 | /* We have a connection. Open a cursor and run the query */ | |
351 | ||
f3ebb786 | 352 | cda = store_get(sizeof(Cda_Def), FALSE); |
0756eb3c PH |
353 | |
354 | if (oopen(cda, oracle_handle, (text *)0, -1, -1, (text *)0, -1) != 0) | |
355 | { | |
356 | *errmsg = oracle_error(oracle_handle, cda->rc, "failed to open cursor"); | |
357 | *defer_break = FALSE; | |
358 | goto ORACLE_EXIT_NO_VALS; | |
359 | } | |
360 | ||
361 | if (oparse(cda, (text *)query, (sb4) -1, | |
362 | (sword)PARSE_NO_DEFER, (ub4)PARSE_V7_LNG) != 0) | |
363 | { | |
364 | *errmsg = oracle_error(oracle_handle, cda->rc, "query failed"); | |
365 | *defer_break = FALSE; | |
366 | oclose(cda); | |
367 | goto ORACLE_EXIT_NO_VALS; | |
368 | } | |
369 | ||
370 | /* Find the number of fields returned and sort out their types. If the number | |
371 | is one, we don't add field names to the data. Otherwise we do. */ | |
372 | ||
f3ebb786 JH |
373 | def = store_get(sizeof(Ora_Define)*MAX_SELECT_LIST_SIZE, FALSE); |
374 | desc = store_get(sizeof(Ora_Describe)*MAX_SELECT_LIST_SIZE, FALSE); | |
0756eb3c PH |
375 | |
376 | if ((num_fields = describe_define(cda,def,desc)) == -1) | |
377 | { | |
378 | *errmsg = oracle_error(oracle_handle, cda->rc, "describe_define failed"); | |
379 | *defer_break = FALSE; | |
380 | goto ORACLE_EXIT; | |
381 | } | |
382 | ||
383 | if (oexec(cda)!=0) | |
384 | { | |
385 | *errmsg = oracle_error(oracle_handle, cda->rc, "oexec failed"); | |
386 | *defer_break = FALSE; | |
387 | goto ORACLE_EXIT; | |
388 | } | |
389 | ||
390 | /* Get the fields and construct the result string. If there is more than one | |
391 | row, we insert '\n' between them. */ | |
392 | ||
393 | while (cda->rc != NO_DATA_FOUND) /* Loop for each row */ | |
394 | { | |
395 | ofetch(cda); | |
396 | if(cda->rc == NO_DATA_FOUND) break; | |
397 | ||
acec9514 | 398 | if (result) result = string_catn(result, "\n", 1); |
0756eb3c PH |
399 | |
400 | /* Single field - just add on the data */ | |
401 | ||
402 | if (num_fields == 1) | |
acec9514 | 403 | result = string_catn(result, def[0].buf, def[0].col_retlen); |
0756eb3c PH |
404 | |
405 | /* Multiple fields - precede by file name, removing {lead,trail}ing WS */ | |
406 | ||
d7978c0f | 407 | else for (int i = 0; i < num_fields; i++) |
0756eb3c PH |
408 | { |
409 | int slen; | |
410 | uschar *s = US desc[i].buf; | |
411 | ||
412 | while (*s != 0 && isspace(*s)) s++; | |
413 | slen = Ustrlen(s); | |
414 | while (slen > 0 && isspace(s[slen-1])) slen--; | |
acec9514 JH |
415 | result = string_catn(result, s, slen); |
416 | result = string_catn(result, US"=", 1); | |
0756eb3c | 417 | |
aded2255 | 418 | /* int and float type won't ever need escaping. Otherwise, quote the value |
0756eb3c PH |
419 | if it contains spaces or is empty. */ |
420 | ||
421 | if (desc[i].dbtype != INT_TYPE && desc[i].dbtype != FLOAT_TYPE && | |
422 | (def[i].buf[0] == 0 || strchr(def[i].buf, ' ') != NULL)) | |
423 | { | |
acec9514 | 424 | result = string_catn(result, "\"", 1); |
d7978c0f | 425 | for (int j = 0; j < def[i].col_retlen; j++) |
0756eb3c PH |
426 | { |
427 | if (def[i].buf[j] == '\"' || def[i].buf[j] == '\\') | |
acec9514 JH |
428 | result = string_catn(result, "\\", 1); |
429 | result = string_catn(result, def[i].buf+j, 1); | |
0756eb3c | 430 | } |
acec9514 | 431 | result = string_catn(result, "\"", 1); |
0756eb3c PH |
432 | } |
433 | ||
434 | else switch(desc[i].dbtype) | |
435 | { | |
436 | case INT_TYPE: | |
acec9514 JH |
437 | result = string_cat(result, string_sprintf("%d", def[i].int_buf)); |
438 | break; | |
0756eb3c PH |
439 | |
440 | case FLOAT_TYPE: | |
acec9514 JH |
441 | result = string_cat(result, string_sprintf("%f", def[i].flt_buf)); |
442 | break; | |
0756eb3c PH |
443 | |
444 | case STRING_TYPE: | |
acec9514 JH |
445 | result = string_catn(result, def[i].buf, def[i].col_retlen); |
446 | break; | |
0756eb3c PH |
447 | |
448 | default: | |
acec9514 JH |
449 | *errmsg = string_sprintf("ORACLE: unknown field type %d", desc[i].dbtype); |
450 | *defer_break = FALSE; | |
451 | result = NULL; | |
452 | goto ORACLE_EXIT; | |
0756eb3c PH |
453 | } |
454 | ||
acec9514 | 455 | result = string_catn(result, " ", 1); |
0756eb3c PH |
456 | } |
457 | } | |
458 | ||
459 | /* If result is NULL then no data has been found and so we return FAIL. | |
460 | Otherwise, we must terminate the string which has been built; string_cat() | |
461 | always leaves enough room for a terminating zero. */ | |
462 | ||
acec9514 | 463 | if (!result) |
0756eb3c PH |
464 | { |
465 | yield = FAIL; | |
466 | *errmsg = "ORACLE: no data found"; | |
467 | } | |
468 | else | |
f3ebb786 | 469 | gstring_release_unused(result); |
0756eb3c PH |
470 | |
471 | /* Get here by goto from various error checks. */ | |
472 | ||
473 | ORACLE_EXIT: | |
474 | ||
475 | /* Close the cursor; don't close the connection, as it is cached. */ | |
476 | ||
477 | oclose(cda); | |
478 | ||
479 | ORACLE_EXIT_NO_VALS: | |
480 | ||
4c04137d | 481 | /* Non-NULL result indicates a successful result */ |
0756eb3c | 482 | |
acec9514 | 483 | if (result) |
0756eb3c | 484 | { |
acec9514 | 485 | *resultptr = string_from_gstring(result); |
0756eb3c PH |
486 | return OK; |
487 | } | |
488 | else | |
489 | { | |
42c7f0b4 | 490 | DEBUG(D_lookup) debug_printf_indent("%s\n", *errmsg); |
0756eb3c PH |
491 | return yield; /* FAIL or DEFER */ |
492 | } | |
493 | } | |
494 | ||
495 | ||
496 | ||
497 | ||
498 | /************************************************* | |
499 | * Find entry point * | |
500 | *************************************************/ | |
501 | ||
502 | /* See local README for interface description. The handle and filename | |
503 | arguments are not used. Loop through a list of servers while the query is | |
504 | deferred with a retryable error. */ | |
505 | ||
e6d225ae | 506 | static int |
d447dbd1 | 507 | oracle_find(void * handle, const uschar * filename, uschar * query, int length, |
67a57a5a | 508 | uschar ** result, uschar ** errmsg, uint * do_cache, const uschar * opts) |
0756eb3c PH |
509 | { |
510 | int sep = 0; | |
511 | uschar *server; | |
512 | uschar *list = oracle_servers; | |
513 | uschar buffer[512]; | |
514 | ||
515 | do_cache = do_cache; /* Placate picky compilers */ | |
516 | ||
42c7f0b4 | 517 | DEBUG(D_lookup) debug_printf_indent("ORACLE query: %s\n", query); |
0756eb3c | 518 | |
67a57a5a | 519 | while ((server = string_nextinlist(&list, &sep, buffer, sizeof(buffer)))) |
0756eb3c PH |
520 | { |
521 | BOOL defer_break; | |
522 | int rc = perform_oracle_search(query, server, result, errmsg, &defer_break); | |
523 | if (rc != DEFER || defer_break) return rc; | |
524 | } | |
525 | ||
67a57a5a | 526 | if (!oracle_servers) |
0756eb3c PH |
527 | *errmsg = "no ORACLE servers defined (oracle_servers option)"; |
528 | ||
529 | return DEFER; | |
530 | } | |
531 | ||
532 | ||
533 | ||
534 | /************************************************* | |
535 | * Quote entry point * | |
536 | *************************************************/ | |
537 | ||
538 | /* The only characters that need to be quoted (with backslash) are newline, | |
539 | tab, carriage return, backspace, backslash itself, and the quote characters. | |
540 | Percent and underscore are not escaped. They are only special in contexts where | |
541 | they can be wild cards, and this isn't usually the case for data inserted from | |
542 | messages, since that isn't likely to be treated as a pattern of any kind. | |
543 | ||
544 | Arguments: | |
545 | s the string to be quoted | |
546 | opt additional option text or NULL if none | |
547 | ||
548 | Returns: the processed string or NULL for a bad option | |
549 | */ | |
550 | ||
e6d225ae | 551 | static uschar * |
0756eb3c PH |
552 | oracle_quote(uschar *s, uschar *opt) |
553 | { | |
554 | register int c; | |
555 | int count = 0; | |
556 | uschar *t = s; | |
557 | uschar *quoted; | |
558 | ||
559 | if (opt != NULL) return NULL; /* No options are recognized */ | |
560 | ||
561 | while ((c = *t++) != 0) | |
562 | if (strchr("\n\t\r\b\'\"\\", c) != NULL) count++; | |
563 | ||
564 | if (count == 0) return s; | |
f3ebb786 | 565 | t = quoted = store_get((int)strlen(s) + count + 1, is_tainted(s)); |
0756eb3c PH |
566 | |
567 | while ((c = *s++) != 0) | |
568 | { | |
569 | if (strchr("\n\t\r\b\'\"\\", c) != NULL) | |
570 | { | |
571 | *t++ = '\\'; | |
572 | switch(c) | |
573 | { | |
574 | case '\n': *t++ = 'n'; | |
575 | break; | |
576 | case '\t': *t++ = 't'; | |
577 | break; | |
578 | case '\r': *t++ = 'r'; | |
579 | break; | |
580 | case '\b': *t++ = 'b'; | |
581 | break; | |
582 | default: *t++ = c; | |
583 | break; | |
584 | } | |
585 | } | |
586 | else *t++ = c; | |
587 | } | |
588 | ||
589 | *t = 0; | |
590 | return quoted; | |
591 | } | |
592 | ||
6545de78 PP |
593 | |
594 | /************************************************* | |
595 | * Version reporting entry point * | |
596 | *************************************************/ | |
597 | ||
598 | /* See local README for interface description. */ | |
599 | ||
600 | #include "../version.h" | |
601 | ||
602 | void | |
603 | oracle_version_report(FILE *f) | |
604 | { | |
605 | #ifdef DYNLOOKUP | |
606 | fprintf(f, "Library version: Oracle: Exim version %s\n", EXIM_VERSION_STR); | |
607 | #endif | |
608 | } | |
609 | ||
610 | ||
e6d225ae | 611 | static lookup_info _lookup_info = { |
9f400174 JH |
612 | .name = US"oracle", /* lookup name */ |
613 | .type = lookup_querystyle, /* query-style lookup */ | |
614 | .open = oracle_open, /* open function */ | |
615 | .check = NULL, /* check function */ | |
616 | .find = oracle_find, /* find function */ | |
617 | .close = NULL, /* no close function */ | |
618 | .tidy = oracle_tidy, /* tidy function */ | |
619 | .quote = oracle_quote, /* quoting function */ | |
620 | .version_report = oracle_version_report /* version reporting */ | |
e6d225ae DW |
621 | }; |
622 | ||
623 | #ifdef DYNLOOKUP | |
624 | #define oracle_lookup_module_info _lookup_module_info | |
625 | #endif | |
626 | ||
627 | static lookup_info *_lookup_list[] = { &_lookup_info }; | |
628 | lookup_module_info oracle_lookup_module_info = { LOOKUP_MODULE_INFO_MAGIC, _lookup_list, 1 }; | |
0756eb3c PH |
629 | |
630 | /* End of lookups/oracle.c */ |