1 |
#include <stdio.h> |
2 |
#include <stdlib.h> |
3 |
#include <string.h> |
4 |
#include <errno.h> |
5 |
|
6 |
#include "config.h" |
7 |
#include "imapfilter.h" |
8 |
#include "data.h" |
9 |
|
10 |
|
11 |
extern int sockpri, sockaux; |
12 |
extern unsigned int options; |
13 |
extern unsigned int capabilities; |
14 |
|
15 |
namesp_t nsppri, nspaux; /* Primary and auxiliary namespace. */ |
16 |
|
17 |
|
18 |
#ifdef DEBUG |
19 |
/* |
20 |
* Test/ping server. |
21 |
*/ |
22 |
int test(int *sock) |
23 |
{ |
24 |
return server_response(sock, imap_noop(sock)); |
25 |
} |
26 |
|
27 |
#endif |
28 |
|
29 |
|
30 |
/* |
31 |
* Check server's capabilities. |
32 |
*/ |
33 |
int check_capabilities(int *sock) |
34 |
{ |
35 |
capabilities = CAPABILITY_NONE; |
36 |
|
37 |
return capability_response(sock, imap_capability(sock)); |
38 |
} |
39 |
|
40 |
|
41 |
/* |
42 |
* Get namespace of mail server's mailboxes. |
43 |
*/ |
44 |
int check_namespace(int *sock, namesp_t * nsp) |
45 |
{ |
46 |
nsp->prefix[0] = nsp->delim = 0; |
47 |
|
48 |
if (!(options & OPTION_NAMESPACE) || |
49 |
!(capabilities & CAPABILITY_NAMESPACE)) |
50 |
return 0; |
51 |
else |
52 |
return namespace_response(sock, imap_namespace(sock), nsp); |
53 |
} |
54 |
|
55 |
|
56 |
/* |
57 |
* Login to server. |
58 |
*/ |
59 |
int login(int *sock, char *user, char *pass) |
60 |
{ |
61 |
log_info(LOG_USERNAME, user); |
62 |
|
63 |
return server_response(sock, imap_login(sock, user, pass)); |
64 |
} |
65 |
|
66 |
|
67 |
|
68 |
/* |
69 |
* Check if a mailbox exists. |
70 |
*/ |
71 |
int check_mailbox(int *sock, char *mbox, namesp_t * nsp) |
72 |
{ |
73 |
return server_response(sock, imap_examine(sock, |
74 |
apply_namespace(mbox, |
75 |
nsp->prefix, |
76 |
nsp->delim))); |
77 |
} |
78 |
|
79 |
|
80 |
/* |
81 |
* Open mailbox in read-write mode. |
82 |
*/ |
83 |
int select_mailbox(int *sock, char *mbox, namesp_t * nsp) |
84 |
{ |
85 |
int r; |
86 |
|
87 |
if (mailbox_status(sock, mbox, nsp) == -2) |
88 |
return -2; /* No messages exist. No filters need to be |
89 |
applied. */ |
90 |
|
91 |
r = select_response(sock, imap_select(sock, |
92 |
apply_namespace(mbox, nsp->prefix, |
93 |
nsp->delim))); |
94 |
|
95 |
log_info(LOG_MAILBOX, mbox); |
96 |
|
97 |
return r; |
98 |
} |
99 |
|
100 |
|
101 |
/* |
102 |
* Get mailbox's status. |
103 |
*/ |
104 |
int mailbox_status(int *sock, char *mbox, namesp_t * nsp) |
105 |
{ |
106 |
return status_response(sock, imap_status(sock, |
107 |
apply_namespace(mbox, nsp->prefix, |
108 |
nsp->delim), |
109 |
"MESSAGES RECENT UNSEEN"), mbox); |
110 |
} |
111 |
|
112 |
|
113 |
/* |
114 |
* Close examined/selected mailbox. |
115 |
*/ |
116 |
int close_mailbox(int *sock) |
117 |
{ |
118 |
return server_response(sock, imap_close(sock)); |
119 |
} |
120 |
|
121 |
|
122 |
/* |
123 |
* Logout from server. |
124 |
*/ |
125 |
int logout(int *sock) |
126 |
{ |
127 |
return server_response(sock, imap_logout(sock)); |
128 |
} |
129 |
|
130 |
|
131 |
/* |
132 |
* Match and apply filters assigned to a mailbox. |
133 |
*/ |
134 |
int apply_filters(filter_t ** filters) |
135 |
{ |
136 |
int i; |
137 |
char *mesgs; |
138 |
|
139 |
for (i = 0; filters[i]; i++) { |
140 |
mesgs = NULL; |
141 |
|
142 |
if (match_filter(filters[i], &mesgs)) |
143 |
continue; |
144 |
|
145 |
log_info(LOG_FILTER, filters[i]->key); |
146 |
|
147 |
apply_action(mesgs, &(filters[i]->action.type), |
148 |
filters[i]->action.raccount, filters[i]->action.destmbox, |
149 |
&filters[i]->action.msgflags, filters[i]->action.args); |
150 |
|
151 |
xfree(mesgs); |
152 |
} |
153 |
|
154 |
return 0; |
155 |
} |
156 |
|
157 |
|
158 |
/* |
159 |
* Generate the search request by the masks of the filter and try to |
160 |
* match the generated filter. |
161 |
*/ |
162 |
int match_filter(filter_t * filter, char **mesgs) |
163 |
{ |
164 |
char *search; |
165 |
|
166 |
if (filter->mode == FILTER_MODE_OR) |
167 |
search = generate_filter_or(filter->masks, filter->masknum, |
168 |
filter->masklen); |
169 |
else |
170 |
search = generate_filter_and(filter->masks, filter->masknum, |
171 |
filter->masklen); |
172 |
|
173 |
search_response(&sockpri, imap_search(&sockpri, search), mesgs); |
174 |
|
175 |
xfree(search); |
176 |
|
177 |
if (!*mesgs) |
178 |
return 1; |
179 |
|
180 |
return 0; |
181 |
} |
182 |
|
183 |
|
184 |
/* |
185 |
* Empty the FIFO inventory. |
186 |
*/ |
187 |
void empty_fifo(mask_t ** mfifo) |
188 |
{ |
189 |
mfifo[0] = NULL; |
190 |
|
191 |
queue_fifo(NULL, NULL); |
192 |
dequeue_fifo(NULL); |
193 |
} |
194 |
|
195 |
|
196 |
/* |
197 |
* Add item to FIFO inventory. |
198 |
*/ |
199 |
void queue_fifo(mask_t ** mfifo, mask_t * mask) |
200 |
{ |
201 |
static unsigned int i; |
202 |
|
203 |
if (!mfifo) { |
204 |
i = 0; |
205 |
return; |
206 |
} |
207 |
mfifo[i++] = mask; |
208 |
mfifo[i] = NULL; |
209 |
} |
210 |
|
211 |
|
212 |
/* |
213 |
* Get next item from FIFO inventory. |
214 |
*/ |
215 |
mask_t *dequeue_fifo(mask_t ** mfifo) |
216 |
{ |
217 |
static unsigned int j; |
218 |
|
219 |
if (!mfifo) { |
220 |
j = 0; |
221 |
return NULL; |
222 |
} |
223 |
return mfifo[j++]; |
224 |
} |
225 |
|
226 |
|
227 |
/* |
228 |
* Generate the filter search command from the masks, assuming that |
229 |
* masks are AND-ed. |
230 |
*/ |
231 |
char *generate_filter_and(mask_t * mask, unsigned int masknum, |
232 |
unsigned int masklen) |
233 |
{ |
234 |
const unsigned int searchbuf = masklen + masknum * 6 + 8; |
235 |
unsigned int len = 0; |
236 |
char *search; |
237 |
mask_t *tmp; |
238 |
|
239 |
search = (char *)xmalloc(sizeof(char) * searchbuf); |
240 |
|
241 |
search[0] = 0; |
242 |
|
243 |
tmp = mask; |
244 |
if (!tmp) { |
245 |
strncat(search, "ALL ", searchbuf - len - 1); |
246 |
len += 4; |
247 |
} else |
248 |
while ((tmp = tmp->next)) { |
249 |
if (tmp->type != MASK_TYPE_OR) { |
250 |
strncat(search, "ALL ", searchbuf - len - 1); |
251 |
len += 4; |
252 |
break; |
253 |
} |
254 |
} |
255 |
|
256 |
tmp = NULL; |
257 |
while (mask) { |
258 |
tmp = mask; |
259 |
mask = mask->next; |
260 |
|
261 |
if (mask && mask->type == MASK_TYPE_OR) { |
262 |
strncat(search, "OR (", searchbuf - len - 1); |
263 |
len += 4; |
264 |
|
265 |
strncat(search, tmp->body, searchbuf - len - 1); |
266 |
len = strlen(search); |
267 |
search[len] = ' '; |
268 |
search[++len] = 0; |
269 |
|
270 |
search[len - 1] = ')'; |
271 |
search[len] = ' '; |
272 |
search[++len] = 0; |
273 |
|
274 |
if (!mask->next || mask->next->type != MASK_TYPE_OR) { |
275 |
search[len] = '('; |
276 |
search[++len] = 0; |
277 |
strncat(search, mask->body, searchbuf - len - 1); |
278 |
len = strlen(search); |
279 |
search[len] = ')'; |
280 |
search[++len] = ' '; |
281 |
search[++len] = 0; |
282 |
mask = mask->next; |
283 |
} |
284 |
} else { |
285 |
strncat(search, tmp->body, searchbuf - len - 1); |
286 |
len = strlen(search); |
287 |
search[len] = ' '; |
288 |
search[++len] = 0; |
289 |
} |
290 |
} |
291 |
|
292 |
search[len - 1] = 0; |
293 |
|
294 |
return search; |
295 |
} |
296 |
|
297 |
|
298 |
/* |
299 |
* Generate the filter search command from the masks, assuming that |
300 |
* masks are OR-ed. |
301 |
*/ |
302 |
char *generate_filter_or(mask_t * mask, unsigned int masknum, |
303 |
unsigned int masklen) |
304 |
{ |
305 |
const unsigned int searchbuf = masklen + masknum * 6 + 8; |
306 |
unsigned int len = 0; |
307 |
char *search; |
308 |
mask_t **mfifo; /* Mailbox FIFO queue. */ |
309 |
mask_t *mf; /* Mask returned from FIFO. */ |
310 |
|
311 |
search = (char *)xmalloc(sizeof(char) * searchbuf); |
312 |
mfifo = (mask_t **) xmalloc(sizeof(mask_t *) * (masknum + 1)); |
313 |
|
314 |
search[0] = 0; |
315 |
empty_fifo(mfifo); |
316 |
|
317 |
strncat(search, "ALL ", searchbuf - len - 1); |
318 |
len += 4; |
319 |
|
320 |
while (mask) { |
321 |
queue_fifo(mfifo, mask); |
322 |
mask = mask->next; |
323 |
|
324 |
while (mask && mask->type == MASK_TYPE_AND) { |
325 |
queue_fifo(mfifo, mask); |
326 |
mask = mask->next; |
327 |
} |
328 |
|
329 |
if (mask) { |
330 |
if (len == 4 && search[0] == 'A') |
331 |
search[0] = len = 0; |
332 |
|
333 |
strncat(search, "OR ", searchbuf - len - 1); |
334 |
len += 3; |
335 |
} |
336 |
if (search[0] != 'A') { |
337 |
search[len] = '('; |
338 |
search[++len] = 0; |
339 |
} |
340 |
while ((mf = dequeue_fifo(mfifo))) { |
341 |
strncat(search, mf->body, searchbuf - len - 1); |
342 |
len = strlen(search); |
343 |
search[len] = ' '; |
344 |
search[++len] = 0; |
345 |
} |
346 |
|
347 |
if (strchr(search, '(')) { |
348 |
search[len - 1] = ')'; |
349 |
search[len] = ' '; |
350 |
search[++len] = 0; |
351 |
} |
352 |
empty_fifo(mfifo); |
353 |
} |
354 |
|
355 |
search[len - 1] = 0; |
356 |
|
357 |
xfree(mfifo); |
358 |
|
359 |
return search; |
360 |
} |
361 |
|
362 |
|
363 |
/* |
364 |
* Apply the appropriate action. |
365 |
*/ |
366 |
int apply_action(char *mesgs, unsigned int *type, account_t * raccount, |
367 |
char *destmbox, unsigned int *msgflags, char *args) |
368 |
{ |
369 |
unsigned int cnt; |
370 |
|
371 |
if (!*mesgs) |
372 |
return 0; |
373 |
|
374 |
log_info(LOG_ACTION, type); |
375 |
log_info(LOG_DESTINATION_MAILBOX, destmbox); |
376 |
|
377 |
cnt = count_messages(mesgs); |
378 |
|
379 |
switch (*type) { |
380 |
case FILTER_ACTION_DELETE: |
381 |
info("%d message%s deleted.\n", cnt, plural(cnt)); |
382 |
action_delete(mesgs, args); |
383 |
break; |
384 |
case FILTER_ACTION_COPY: |
385 |
info("%d message%s copied to mailbox \"%s\".\n", cnt, plural(cnt), |
386 |
destmbox); |
387 |
action_copy(mesgs, apply_namespace(destmbox, nsppri.prefix, |
388 |
nsppri.delim), args); |
389 |
break; |
390 |
case FILTER_ACTION_MOVE: |
391 |
info("%d message%s moved to mailbox \"%s\".\n", cnt, plural(cnt), |
392 |
destmbox); |
393 |
action_move(mesgs, apply_namespace(destmbox, nsppri.prefix, |
394 |
nsppri.delim), args); |
395 |
break; |
396 |
case FILTER_ACTION_RCOPY: |
397 |
info("%d message%s copied to mailbox \"%s\" at account %s.\n", cnt, |
398 |
plural(cnt), destmbox, raccount->key); |
399 |
action_rcopy(mesgs, raccount, destmbox, args); |
400 |
break; |
401 |
case FILTER_ACTION_RMOVE: |
402 |
info("%d messages%s moved to mailbox \"%s\" at account %s.\n", cnt, |
403 |
plural(cnt), destmbox, raccount->key); |
404 |
action_rmove(mesgs, raccount, destmbox, args); |
405 |
break; |
406 |
case FILTER_ACTION_FLAG_REPLACE: |
407 |
case FILTER_ACTION_FLAG_ADD: |
408 |
case FILTER_ACTION_FLAG_REMOVE: |
409 |
info("%d message%s flagged.\n", cnt, plural(cnt)); |
410 |
action_flag(mesgs, type, msgflags, args); |
411 |
break; |
412 |
case FILTER_ACTION_LIST: |
413 |
info("%d message%s listed.\n", cnt, plural(cnt)); |
414 |
action_list(mesgs, args); |
415 |
break; |
416 |
} |
417 |
|
418 |
if (!*args) |
419 |
log_info(LOG_WRITE, NULL); |
420 |
|
421 |
return 0; |
422 |
} |
423 |
|
424 |
|
425 |
/* |
426 |
* Delete messages and optionally list some of their headers. |
427 |
*/ |
428 |
int action_delete(char *mesgs, char *args) |
429 |
{ |
430 |
char *tok, *m, *mcp; |
431 |
|
432 |
action_list(mesgs, args); |
433 |
|
434 |
m = mcp = convert_messages(mesgs); |
435 |
|
436 |
while ((tok = strsep(&m, " "))) |
437 |
server_response(&sockpri, imap_store(&sockpri, tok, |
438 |
STORE_FLAG_ADD, "\\Deleted")); |
439 |
|
440 |
if (options & OPTION_EXPUNGE) |
441 |
server_response(&sockpri, imap_expunge(&sockpri)); |
442 |
|
443 |
xfree(mcp); |
444 |
|
445 |
return 0; |
446 |
} |
447 |
|
448 |
|
449 |
/* |
450 |
* Copy messages to specified mailbox. |
451 |
*/ |
452 |
int action_copy(char *mesgs, char *destmbox, char *args) |
453 |
{ |
454 |
int r = 0; |
455 |
char *tok = NULL, *mcp, *m; |
456 |
|
457 |
action_list(mesgs, args); |
458 |
|
459 |
m = mcp = convert_messages(mesgs); |
460 |
|
461 |
while ((tok = strsep(&m, " "))) { |
462 |
if ((r = copy_response(&sockpri, |
463 |
imap_copy(&sockpri, tok, destmbox))) == |
464 |
RESPONSE_TRYCREATE) |
465 |
if (!server_response(&sockpri, imap_create(&sockpri, destmbox))) { |
466 |
if ((options & OPTION_SUBSCRIBE)) |
467 |
server_response(&sockpri, |
468 |
imap_subscribe(&sockpri, destmbox)); |
469 |
r = copy_response(&sockpri, |
470 |
imap_copy(&sockpri, tok, destmbox)); |
471 |
} |
472 |
} |
473 |
|
474 |
xfree(mcp); |
475 |
|
476 |
return r; |
477 |
} |
478 |
|
479 |
|
480 |
/* |
481 |
* Move messages to specified mailbox. |
482 |
*/ |
483 |
int action_move(char *mesgs, char *destmbox, char *args) |
484 |
{ |
485 |
if (!action_copy(mesgs, destmbox, args)) |
486 |
action_delete(mesgs, "\0"); |
487 |
|
488 |
return 0; |
489 |
} |
490 |
|
491 |
|
492 |
/* |
493 |
* Copy messages to the specified mailbox of another mail server. |
494 |
*/ |
495 |
int action_rcopy(char *mesgs, account_t * destacc, char *destmbox, char *args) |
496 |
{ |
497 |
int r, at, ft; |
498 |
char *tok, *m, *mcp, *ndm; |
499 |
unsigned int n; |
500 |
char buf[RESPONSE_BUF]; |
501 |
|
502 |
if (init_connection(&sockaux, destacc->server, destacc->port, |
503 |
destacc->ssl)) |
504 |
return ERROR_NETWORK; |
505 |
|
506 |
r = greeting_response(&sockaux); |
507 |
|
508 |
if (r == RESPONSE_BYE || check_capabilities(&sockaux)) |
509 |
return ERROR_NETWORK; |
510 |
|
511 |
#ifdef DEBUG |
512 |
test(&sockaux); |
513 |
#endif |
514 |
|
515 |
if (r != RESPONSE_PREAUTH) { |
516 |
if (destacc->passwdattr == PASSWORD_NONE) { |
517 |
printf("Enter password for %s@%s: ", destacc->username, |
518 |
destacc->server); |
519 |
get_password(destacc->password, PASSWORD_LEN); |
520 |
destacc->passwdattr = PASSWORD_PLAIN; |
521 |
} |
522 |
if (login(&sockaux, destacc->username, |
523 |
destacc->password) == RESPONSE_NO) { |
524 |
error("imapfilter: username %s or password rejected at %s\n", |
525 |
destacc->username, destacc->server); |
526 |
return ERROR_NETWORK; |
527 |
} |
528 |
} |
529 |
check_namespace(&sockaux, &nspaux); |
530 |
|
531 |
/* apply_namespace() returns a pointer to a static buffer. */ |
532 |
ndm = apply_namespace(destmbox, nspaux.prefix, nspaux.delim); |
533 |
|
534 |
r = check_mailbox(&sockaux, ndm, &nspaux); |
535 |
|
536 |
if (r == RESPONSE_OK) |
537 |
close_mailbox(&sockaux); |
538 |
else if (r == RESPONSE_NO) { |
539 |
server_response(&sockaux, imap_create(&sockaux, ndm)); |
540 |
if ((options & OPTION_SUBSCRIBE)) |
541 |
server_response(&sockaux, imap_subscribe(&sockaux, ndm)); |
542 |
} |
543 |
m = mcp = xstrdup(mesgs); |
544 |
|
545 |
while ((tok = strsep(&m, " "))) { |
546 |
fetchsize_response(&sockpri, &n, |
547 |
imap_fetch(&sockpri, tok, "RFC822.SIZE")); |
548 |
|
549 |
at = imap_append(&sockaux, ndm, n); |
550 |
|
551 |
fetch_response(&sockpri, 1, NULL, 0); |
552 |
ft = imap_fetch(&sockpri, tok, "RFC822.HEADER"); |
553 |
do { |
554 |
r = fetch_response(&sockpri, 0, buf, ft); |
555 |
socket_write(&sockaux, buf); |
556 |
} while (r == RESPONSE_NONE); |
557 |
|
558 |
socket_write(&sockaux, "\r\n"); |
559 |
|
560 |
fetch_response(&sockpri, 1, NULL, 0); |
561 |
ft = imap_fetch(&sockpri, tok, "BODY[TEXT]"); |
562 |
do { |
563 |
r = fetch_response(&sockpri, 0, buf, ft); |
564 |
socket_write(&sockaux, buf); |
565 |
} while (r == RESPONSE_NONE); |
566 |
|
567 |
socket_write(&sockaux, "\r\n\r\n"); |
568 |
|
569 |
append_response(&sockaux, at); |
570 |
} |
571 |
|
572 |
logout(&sockaux); |
573 |
|
574 |
action_list(mesgs, args); |
575 |
|
576 |
xfree(mcp); |
577 |
|
578 |
return 0; |
579 |
} |
580 |
|
581 |
|
582 |
/* |
583 |
* Move messages to the specified mailbox of another mail server. |
584 |
*/ |
585 |
int action_rmove(char *mesgs, account_t * destacc, char *destmbox, char *args) |
586 |
{ |
587 |
if (!action_rcopy(mesgs, destacc, destmbox, args)) |
588 |
action_delete(mesgs, "\0"); |
589 |
|
590 |
return 0; |
591 |
} |
592 |
|
593 |
|
594 |
/* |
595 |
* Flag messages by replacing, adding or removing specified flags. |
596 |
*/ |
597 |
int action_flag(char *mesgs, unsigned int *type, unsigned int *msgflags, |
598 |
char *args) |
599 |
{ |
600 |
unsigned int t; |
601 |
char s[STORE_FLAGS_BUF]; |
602 |
char *tok, *m, *mcp; |
603 |
|
604 |
*s = 0; |
605 |
|
606 |
switch (*type) { |
607 |
case FILTER_ACTION_FLAG_ADD: |
608 |
t = STORE_FLAG_ADD; |
609 |
break; |
610 |
case FILTER_ACTION_FLAG_REMOVE: |
611 |
t = STORE_FLAG_REMOVE; |
612 |
break; |
613 |
default: |
614 |
t = STORE_FLAG_REPLACE; |
615 |
} |
616 |
|
617 |
if ((*msgflags != MESSAGE_FLAG_NONE)) { |
618 |
if ((*msgflags & MESSAGE_FLAG_SEEN)) |
619 |
strncat(s, "\\Seen ", STORE_FLAGS_BUF - strlen(s) - 1); |
620 |
if ((*msgflags & MESSAGE_FLAG_ANSWERED)) |
621 |
strncat(s, "\\Answered ", STORE_FLAGS_BUF - strlen(s) - 1); |
622 |
if ((*msgflags & MESSAGE_FLAG_FLAGGED)) |
623 |
strncat(s, "\\Flagged ", STORE_FLAGS_BUF - strlen(s) - 1); |
624 |
if ((*msgflags & MESSAGE_FLAG_DELETED)) |
625 |
strncat(s, "\\Deleted ", STORE_FLAGS_BUF - strlen(s) - 1); |
626 |
if ((*msgflags & MESSAGE_FLAG_DRAFT)) |
627 |
strncat(s, "\\Draft", STORE_FLAGS_BUF - strlen(s) - 1); |
628 |
if ((s[strlen(s) - 1] == ' ')) |
629 |
s[strlen(s) - 1] = 0; |
630 |
} |
631 |
action_list(mesgs, args); |
632 |
|
633 |
m = mcp = convert_messages(mesgs); |
634 |
|
635 |
while ((tok = strsep(&m, " "))) |
636 |
server_response(&sockpri, imap_store(&sockpri, tok, t, s)); |
637 |
|
638 |
if (options & OPTION_EXPUNGE) |
639 |
server_response(&sockpri, imap_expunge(&sockpri)); |
640 |
|
641 |
xfree(mcp); |
642 |
|
643 |
return 0; |
644 |
} |
645 |
|
646 |
/* |
647 |
* List user selected headers of messages. |
648 |
*/ |
649 |
int action_list(char *mesgs, char *args) |
650 |
{ |
651 |
int r, t; |
652 |
char *tok, *mcp, *m; |
653 |
char s[ARGS_LEN + 27]; |
654 |
char hdrs[RESPONSE_BUF]; |
655 |
|
656 |
if (!*args) |
657 |
return 0; |
658 |
|
659 |
m = mcp = xstrdup(mesgs); |
660 |
|
661 |
snprintf(s, ARGS_LEN + 27 - 1, "BODY.PEEK[HEADER.FIELDS (%s)]", args); |
662 |
|
663 |
while ((tok = strsep(&m, " "))) { |
664 |
/* Reset internal fetch counter. */ |
665 |
fetch_response(&sockpri, 1, NULL, 0); |
666 |
t = imap_fetch(&sockpri, tok, s); |
667 |
do { |
668 |
r = fetch_response(&sockpri, 0, hdrs, t); |
669 |
|
670 |
if (*hdrs) { |
671 |
if (options & OPTION_HEADERS) |
672 |
info("%s\n", hdrs); |
673 |
log_info(LOG_WRITE, hdrs); |
674 |
} else { |
675 |
log_info(LOG_WRITE, NULL); |
676 |
} |
677 |
} while (r == RESPONSE_NONE); |
678 |
} |
679 |
|
680 |
xfree(mcp); |
681 |
|
682 |
return 0; |
683 |
} |
684 |
|
685 |
|
686 |
/* |
687 |
* Count how many messages matched the filter. |
688 |
*/ |
689 |
unsigned int count_messages(char *mesgs) |
690 |
{ |
691 |
unsigned int cnt = 0; |
692 |
char *c = mesgs; |
693 |
|
694 |
while ((c = strchr(c, ' '))) { |
695 |
cnt++; |
696 |
c++; |
697 |
} |
698 |
|
699 |
return ++cnt; |
700 |
} |
701 |
|
702 |
|
703 |
/* |
704 |
* Convert messages with contiguous sequence number to the corresponding |
705 |
* number range, eg. 1 2 3 5 7 8 --> 1:3 5 7:8 and return a newly allocated |
706 |
* buffer with the results. |
707 |
*/ |
708 |
char *convert_messages(char *mesgs) |
709 |
{ |
710 |
unsigned int maxlen; |
711 |
unsigned int start, end, tmp; |
712 |
char *c, *cp, *tail; |
713 |
|
714 |
start = end = tmp = 0; |
715 |
maxlen = strlen(mesgs) + 1; |
716 |
tail = NULL; |
717 |
|
718 |
c = cp = xstrdup(mesgs); |
719 |
|
720 |
start = (unsigned int)strtoul(mesgs, &tail, 10); |
721 |
end = start; |
722 |
|
723 |
do { |
724 |
if (tail) { |
725 |
tmp = (unsigned int)strtoul(tail, &tail, 10); |
726 |
if (!tmp) |
727 |
tail = NULL; |
728 |
} |
729 |
if (tmp == end + 1) |
730 |
end++; |
731 |
else { |
732 |
if (start == end) { |
733 |
xstrncpy(c, ultostr(start, 10), maxlen); |
734 |
c += strlen(c); |
735 |
} else { |
736 |
xstrncpy(c, ultostr(start, 10), maxlen - 1); |
737 |
c += strlen(c); |
738 |
*c = ':'; |
739 |
*++c = 0; |
740 |
xstrncpy(c, ultostr(end, 10), maxlen); |
741 |
c += strlen(c); |
742 |
} |
743 |
|
744 |
if (tail && c - cp < maxlen) { |
745 |
*c = ' '; |
746 |
*++c = 0; |
747 |
} |
748 |
start = end = tmp; |
749 |
} |
750 |
} while (tmp); |
751 |
|
752 |
return cp; |
753 |
} |