masqmail

view src/pop3_in.c @ 25:d04fbd5ce16e

fixed typing error
author meillo@marmaro.de
date Mon, 08 Feb 2010 14:43:12 +0100
parents 26e34ae9a3e3
children c93023f58cc7
line source
1 /* pop3_in.c, Copyright (C) 2000 by Oliver Kurth,
2 *
3 * This program is free software; you can redistribute it and/or modify
4 * it under the terms of the GNU General Public License as published by
5 * the Free Software Foundation; either version 2 of the License, or
6 * (at your option) any later version.
7 *
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
12 *
13 * You should have received a copy of the GNU General Public License
14 * along with this program; if not, write to the Free Software
15 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
16 */
18 /* see RFC 1725 */
20 #include <sys/wait.h>
21 #include <sys/stat.h>
23 #include "masqmail.h"
24 #include "pop3_in.h"
25 #include "readsock.h"
27 #ifdef USE_LIB_CRYPTO
28 #include <openssl/md5.h>
29 #else
30 #include "md5/global.h"
31 #include "md5/md5.h"
32 #endif
34 #ifdef ENABLE_POP3
36 /* experimental feature */
37 #define DO_WRITE_UIDL_EARLY 1
39 static gchar*
40 MD5String(char *string)
41 {
42 MD5_CTX context;
43 unsigned char digest[16];
44 char str_digest[33];
45 int i;
47 #ifdef USE_LIB_CRYPTO
48 MD5(string, strlen(string), digest);
49 #else
50 MD5Init(&context);
51 MD5Update(&context, string, strlen(string));
52 MD5Final(digest, &context);
53 #endif
54 for (i = 0; i < 16; i++)
55 sprintf(str_digest + 2 * i, "%02x", digest[i]);
57 return g_strdup(str_digest);
58 }
60 static pop3_base*
61 create_pop3base(gint sock, guint flags)
62 {
63 gint dup_sock;
65 pop3_base *popb = (pop3_base *) g_malloc(sizeof(pop3_base));
66 if (popb) {
67 memset(popb, 0, sizeof(pop3_base));
69 popb->error = pop3_ok;
71 popb->buffer = (gchar *) g_malloc(POP3_BUF_LEN);
73 dup_sock = dup(sock);
74 popb->out = fdopen(sock, "w");
75 popb->in = fdopen(dup_sock, "r");
77 popb->flags = flags;
78 }
79 return popb;
80 }
82 static void
83 pop3_printf(FILE * out, gchar * fmt, ...)
84 {
85 va_list args;
86 va_start(args, fmt);
88 DEBUG(4) {
89 gchar buf[256];
90 va_list args_copy;
92 va_copy(args_copy, args);
93 vsnprintf(buf, 255, fmt, args_copy);
94 va_end(args_copy);
96 debugf(">>>%s", buf);
97 }
99 vfprintf(out, fmt, args);
100 fflush(out);
102 va_end(args);
103 }
105 static gboolean
106 find_uid(pop3_base * popb, gchar * str)
107 {
108 GList *node, *node_next;
110 for (node = popb->list_uid_old; node; node = node_next) {
111 gchar *uid = (gchar *) (node->data);
112 node_next = node->next;
113 if (strcmp(uid, str) == 0) {
114 #if 1
115 popb->list_uid_old = g_list_remove_link(popb->list_uid_old, node);
116 g_list_free_1(node);
117 g_free(uid);
118 #endif
119 return TRUE;
120 }
121 }
122 return FALSE;
123 }
125 static gboolean
126 write_uidl(pop3_base * popb, gchar * user)
127 {
128 gboolean ok = FALSE;
129 GList *node;
130 gchar *filename = g_strdup_printf("%s/popuidl/%s@%s", conf.spool_dir, user, popb->remote_host);
131 gchar *tmpname = g_strdup_printf("%s.tmp", filename);
132 FILE *fptr = fopen(tmpname, "wt");
134 if (fptr) {
135 foreach(popb->drop_list, node) {
136 msg_info *info = (msg_info *) (node->data);
137 if (info->is_fetched || info->is_in_uidl)
138 fprintf(fptr, "%s\n", info->uid);
139 }
140 fclose(fptr);
141 ok = (rename(tmpname, filename) != -1);
142 }
144 g_free(tmpname);
145 g_free(filename);
146 return ok;
147 }
149 static gboolean
150 read_uidl_fname(pop3_base * popb, gchar * filename)
151 {
152 gboolean ok = FALSE;
153 FILE *fptr = fopen(filename, "rt");
154 gchar buf[256];
156 if (fptr) {
157 popb->list_uid_old = NULL;
158 while (fgets(buf, 255, fptr)) {
159 if (buf[strlen(buf) - 1] == '\n') {
160 g_strchomp(buf);
161 popb->list_uid_old = g_list_append(popb->list_uid_old, g_strdup(buf));
162 } else {
163 logwrite(LOG_ALERT, "broken uid: %s\n", buf);
164 break;
165 }
166 }
167 fclose(fptr);
168 ok = TRUE;
169 } else
170 logwrite(LOG_ALERT, "opening of %s failed: %s", filename, strerror(errno));
171 return ok;
172 }
174 static gboolean
175 read_uidl(pop3_base * popb, gchar * user)
176 {
177 gboolean ok = FALSE;
178 struct stat statbuf;
179 gchar *filename = g_strdup_printf("%s/popuidl/%s@%s", conf.spool_dir, user, popb->remote_host);
181 if (stat(filename, &statbuf) == 0) {
182 ok = read_uidl_fname(popb, filename);
183 if (ok) {
184 GList *drop_node;
185 foreach(popb->drop_list, drop_node) {
186 msg_info *info = (msg_info *) (drop_node->data);
187 if (find_uid(popb, info->uid)) {
188 DEBUG(5) debugf("msg with uid '%s' already known\n", info->uid);
189 info->is_in_uidl = TRUE;
190 popb->uidl_known_cnt++;
191 } else
192 DEBUG(5) debugf("msg with uid '%s' not known\n", info->uid);
193 }
194 }
195 } else {
196 logwrite(LOG_DEBUG, "no uidl file '%s' found\n", filename);
197 ok = TRUE;
198 }
200 g_free(filename);
201 return ok; /* return code is irrelevant, do not check... */
202 }
204 static gboolean
205 read_response(pop3_base * popb, int timeout)
206 {
207 gint len;
209 len = read_sockline(popb->in, popb->buffer, POP3_BUF_LEN, timeout, READSOCKL_CHUG);
211 if (len == -3) {
212 popb->error = pop3_timeout;
213 return FALSE;
214 } else if (len == -2) {
215 popb->error = pop3_syntax;
216 return FALSE;
217 } else if (len == -1) {
218 popb->error = pop3_eof;
219 return FALSE;
220 }
222 return TRUE;
223 }
225 static gboolean
226 check_response(pop3_base * popb)
227 {
228 char c = popb->buffer[0];
230 if (c == '+') {
231 popb->error = pop3_ok;
232 return TRUE;
233 } else if (c == '-')
234 popb->error = pop3_fail;
235 else
236 popb->error = pop3_syntax;
237 return FALSE;
238 }
240 static gboolean
241 strtoi(gchar * p, gchar ** pend, gint * val)
242 {
243 gchar buf[12];
244 gint i = 0;
246 while (*p && isspace(*p))
247 p++;
248 if (*p) {
249 while ((i < 11) && isdigit(*p))
250 buf[i++] = *(p++);
251 buf[i] = 0;
252 *val = atoi(buf);
253 *pend = p;
254 return TRUE;
255 }
256 return FALSE;
257 }
259 static gboolean
260 check_response_int_int(pop3_base * popb, gint * arg0, gint * arg1)
261 {
262 if (check_response(popb)) {
263 gchar *p = &(popb->buffer[3]);
264 gchar *pe;
266 if (strtoi(p, &pe, arg0)) {
267 DEBUG(5) debugf("arg0 = %d\n", *arg0);
268 p = pe;
269 if (strtoi(p, &pe, arg1))
270 DEBUG(5) debugf("arg1 = %d\n", *arg1);
271 return TRUE;
272 }
273 popb->error = pop3_syntax;
274 }
275 return FALSE;
276 }
278 static gboolean
279 get_drop_listing(pop3_base * popb)
280 {
281 gchar buf[64];
283 DEBUG(5) debugf("get_drop_listing() entered\n");
285 while (1) {
286 gint len = read_sockline(popb->in, buf, 64, POP3_CMD_TIMEOUT, READSOCKL_CHUG);
287 if (len > 0) {
288 if (buf[0] == '.')
289 return TRUE;
290 else {
291 gint number, msg_size;
292 gchar *p = buf, *pe;
293 if (strtoi(p, &pe, &number)) {
294 p = pe;
295 if (strtoi(p, &pe, &msg_size)) {
296 msg_info *info = g_malloc(sizeof(msg_info));
297 info->number = number;
298 info->size = msg_size;
300 DEBUG(5) debugf ("get_drop_listing(), number = %d, msg_size = %d\n", number, msg_size);
302 info->uid = NULL;
303 info->is_fetched = FALSE;
304 info->is_in_uidl = FALSE;
305 popb->drop_list = g_list_append(popb->drop_list, info);
306 } else {
307 popb->error = pop3_syntax;
308 break;
309 }
310 } else {
311 popb->error = pop3_syntax;
312 break;
313 }
314 }
315 } else {
316 popb->error = (len == -1) ? pop3_eof : pop3_timeout;
317 return FALSE;
318 }
319 }
320 return FALSE;
321 }
323 static gboolean
324 get_uid_listing(pop3_base * popb)
325 {
326 gchar buf[64];
328 while (1) {
329 gint len = read_sockline(popb->in, buf, 64, POP3_CMD_TIMEOUT, READSOCKL_CHUG);
330 if (len > 0) {
331 if (buf[0] == '.')
332 return TRUE;
333 else {
334 gint number;
335 gchar *p = buf, *pe;
336 if (strtoi(p, &pe, &number)) {
337 msg_info *info = NULL;
338 GList *drop_node;
340 p = pe;
341 while (*p && isspace(*p))
342 p++;
344 foreach(popb->drop_list, drop_node) {
345 msg_info *curr_info = (msg_info *) (drop_node->data);
346 if (curr_info->number == number) {
347 info = curr_info;
348 break;
349 }
350 }
351 if (info) {
352 info->uid = g_strdup(p);
353 g_strchomp(info->uid);
354 }
356 } else {
357 popb->error = pop3_syntax;
358 break;
359 }
360 }
361 }
362 }
363 return FALSE;
364 }
366 static gboolean
367 check_init_response(pop3_base * popb)
368 {
369 if (check_response(popb)) {
370 gchar buf[256];
371 gchar *p = popb->buffer;
372 gint i = 0;
373 if (*p) {
374 while (*p && (*p != '<'))
375 p++;
376 while (*p && (*p != '>') && (i < 254))
377 buf[i++] = *(p++);
378 buf[i++] = '>';
379 buf[i] = '\0';
381 popb->timestamp = g_strdup(buf);
383 return TRUE;
384 }
385 }
386 return FALSE;
387 }
389 void
390 pop3_in_close(pop3_base * popb)
391 {
392 GList *node;
394 fclose(popb->in);
395 fclose(popb->out);
397 close(popb->sock);
399 foreach(popb->list_uid_old, node) {
400 gchar *uid = (gchar *) (node->data);
401 g_free(uid);
402 }
403 g_list_free(popb->list_uid_old);
405 foreach(popb->drop_list, node) {
406 msg_info *info = (msg_info *) (node->data);
407 if (info->uid)
408 g_free(info->uid);
409 g_free(info);
410 }
411 g_list_free(popb->drop_list);
413 if (popb->buffer)
414 g_free(popb->buffer);
415 if (popb->timestamp)
416 g_free(popb->timestamp);
417 }
419 pop3_base*
420 pop3_in_open(gchar * host, gint port, GList * resolve_list, guint flags)
421 {
422 pop3_base *popb;
423 gint sock;
424 mxip_addr *addr;
426 DEBUG(5) debugf("pop3_in_open entered, host = %s\n", host);
428 if ((addr = connect_resolvelist(&sock, host, port, resolve_list))) {
429 /* create structure to hold status data: */
430 popb = create_pop3base(sock, flags);
431 popb->remote_host = addr->name;
433 DEBUG(5) {
434 struct sockaddr_in name;
435 int len;
436 getsockname(sock, (struct sockaddr *) (&name), &len);
437 debugf("socket: name.sin_addr = %s\n", inet_ntoa(name.sin_addr));
438 }
439 return popb;
440 }
441 return NULL;
442 }
444 pop3_base*
445 pop3_in_open_child(gchar * cmd, guint flags)
446 {
447 pop3_base *popb;
448 gint sock;
450 DEBUG(5) debugf("pop3_in_open_child entered, cmd = %s\n", cmd);
451 sock = child(cmd);
452 if (sock > 0) {
453 popb = create_pop3base(sock, flags);
454 popb->remote_host = NULL;
455 return popb;
456 }
457 logwrite(LOG_ALERT, "child failed (sock = %d): %s\n", sock, strerror(errno));
459 return NULL;
460 }
462 gboolean
463 pop3_in_init(pop3_base * popb)
464 {
465 gboolean ok;
467 if ((ok = read_response(popb, POP3_INITIAL_TIMEOUT))) {
468 ok = check_init_response(popb);
469 }
470 if (!ok)
471 /* pop3_in_log_failure(popb, NULL); */
472 logwrite(LOG_ALERT, "pop3 failed\n");
473 return ok;
474 }
476 gboolean
477 pop3_in_login(pop3_base * popb, gchar * user, gchar * pass)
478 {
479 if (popb->flags & POP3_FLAG_APOP) {
481 gchar *string = g_strdup_printf("%s%s", popb->timestamp, pass);
482 gchar *digest = MD5String(string);
483 pop3_printf(popb->out, "APOP %s %s\r\n", user, digest);
484 g_free(string);
485 g_free(digest);
486 if (read_response(popb, POP3_CMD_TIMEOUT)) {
487 if (check_response(popb))
488 return TRUE;
489 else
490 popb->error = pop3_login_failure;
491 }
493 } else {
495 pop3_printf(popb->out, "USER %s\r\n", user);
496 if (read_response(popb, POP3_CMD_TIMEOUT)) {
497 if (check_response(popb)) {
498 pop3_printf(popb->out, "PASS %s\r\n", pass);
499 if (read_response(popb, POP3_CMD_TIMEOUT)) {
500 if (check_response(popb))
501 return TRUE;
502 else
503 popb->error = pop3_login_failure;
504 }
505 } else {
506 popb->error = pop3_login_failure;
507 }
508 }
509 }
510 return FALSE;
511 }
513 gboolean
514 pop3_in_stat(pop3_base * popb)
515 {
516 pop3_printf(popb->out, "STAT\r\n");
517 if (read_response(popb, POP3_CMD_TIMEOUT)) {
518 gint msg_cnt, mbox_size;
519 if (check_response_int_int(popb, &msg_cnt, &mbox_size)) {
520 popb->msg_cnt = msg_cnt;
521 popb->mbox_size = mbox_size;
523 return TRUE;
524 }
525 }
526 return FALSE;
527 }
529 gboolean
530 pop3_in_list(pop3_base * popb)
531 {
532 pop3_printf(popb->out, "LIST\r\n");
533 if (read_response(popb, POP3_CMD_TIMEOUT)) {
534 if (get_drop_listing(popb)) {
535 return TRUE;
536 }
537 }
538 return FALSE;
539 }
541 gboolean
542 pop3_in_dele(pop3_base * popb, gint number)
543 {
544 pop3_printf(popb->out, "DELE %d\r\n", number);
545 if (read_response(popb, POP3_CMD_TIMEOUT)) {
546 return TRUE;
547 }
548 return FALSE;
549 }
551 message*
552 pop3_in_retr(pop3_base * popb, gint number, address * rcpt)
553 {
554 accept_error err;
556 pop3_printf(popb->out, "RETR %d\r\n", number);
557 if (read_response(popb, POP3_CMD_TIMEOUT)) {
558 message *msg = create_message();
559 msg->received_host = popb->remote_host;
560 msg->received_prot = (popb->flags & POP3_FLAG_APOP) ? PROT_APOP : PROT_POP3;
561 msg->transfer_id = (popb->next_id)++;
562 msg->rcpt_list = g_list_append(NULL, copy_address(rcpt));
564 if ((err = accept_message(popb->in, msg, ACC_MAIL_FROM_HEAD
565 | (conf.do_save_envelope_to ? ACC_SAVE_ENVELOPE_TO : 0)))
566 == AERR_OK)
567 return msg;
569 destroy_message(msg);
570 }
571 return NULL;
572 }
574 gboolean
575 pop3_in_uidl(pop3_base * popb)
576 {
577 pop3_printf(popb->out, "UIDL\r\n");
578 if (read_response(popb, POP3_CMD_TIMEOUT)) {
579 if (get_uid_listing(popb)) {
580 return TRUE;
581 }
582 }
583 return FALSE;
584 }
586 gboolean
587 pop3_in_quit(pop3_base * popb)
588 {
589 pop3_printf(popb->out, "QUIT\r\n");
590 DEBUG(4) debugf("QUIT\n");
591 signal(SIGALRM, SIG_DFL);
592 return TRUE;
593 }
595 /* Send a DELE command for each message in (the old) uid listing.
596 This is to prevent mail from to be kept on server, if a previous
597 transaction was interupted. */
598 gboolean
599 pop3_in_uidl_dele(pop3_base * popb)
600 {
601 GList *drop_node;
603 foreach(popb->drop_list, drop_node) {
604 msg_info *info = (msg_info *) (drop_node->data);
605 /* if(find_uid(popb, info->uid)){ */
606 if (info->is_in_uidl) {
607 if (!pop3_in_dele(popb, info->number))
608 return FALSE;
609 /* TODO: it probably makes sense to also delete this uid from the listing */
610 }
611 }
612 return TRUE;
613 }
615 gboolean
616 pop3_get(pop3_base * popb, gchar * user, gchar * pass, address * rcpt, address * return_path,
617 gint max_count, gint max_size, gboolean max_size_delete)
618 {
619 gboolean ok = FALSE;
620 gint num_children = 0;
622 DEBUG(5) debugf("rcpt = %s@%s\n", rcpt->local_part, rcpt->domain);
624 signal(SIGCHLD, SIG_DFL);
626 if (pop3_in_init(popb)) {
627 if (pop3_in_login(popb, user, pass)) {
628 if (pop3_in_stat(popb)) {
629 if (popb->msg_cnt > 0) {
631 logwrite(LOG_NOTICE | LOG_VERBOSE, "%d message(s) for user %s at %s\n",
632 popb->msg_cnt, user, popb->remote_host);
634 if (pop3_in_list(popb)) {
635 gboolean do_get = !(popb->flags & POP3_FLAG_UIDL);
636 if (!do_get)
637 do_get = pop3_in_uidl(popb);
638 if (do_get) {
639 gint count = 0;
640 GList *drop_node;
642 if (popb->flags & POP3_FLAG_UIDL) {
643 read_uidl(popb, user);
644 logwrite(LOG_VERBOSE | LOG_NOTICE, "%d message(s) already in uidl.\n", popb->uidl_known_cnt);
645 }
646 if ((popb->flags & POP3_FLAG_UIDL) && (popb->flags & POP3_FLAG_UIDL_DELE))
647 pop3_in_uidl_dele(popb);
649 foreach(popb->drop_list, drop_node) {
651 msg_info *info = (msg_info *) (drop_node->data);
652 gboolean do_get_this = !(popb->flags & POP3_FLAG_UIDL);
653 /* if(!do_get_this) do_get_this = !find_uid(popb, info->uid); */
654 if (!do_get_this)
655 do_get_this = !(info->is_in_uidl);
656 if (do_get_this) {
658 if ((info->size < max_size) || (max_size == 0)) {
659 message *msg;
661 logwrite(LOG_VERBOSE | LOG_NOTICE, "receiving message %d\n", info->number);
662 msg = pop3_in_retr(popb, info->number, rcpt);
664 if (msg) {
665 if (return_path)
666 msg->return_path = copy_address(return_path);
667 if (spool_write(msg, TRUE)) {
668 pid_t pid;
669 logwrite(LOG_NOTICE, "%s <= %s host=%s with %s\n", msg->uid,
670 addr_string(msg->return_path), popb->remote_host,
671 (popb->flags & POP3_FLAG_APOP) ? prot_names [PROT_APOP] : prot_names [PROT_POP3]);
672 info->is_fetched = TRUE;
673 count++;
674 #if DO_WRITE_UIDL_EARLY
675 if (popb->flags & POP3_FLAG_UIDL)
676 write_uidl(popb, user);
677 #endif
678 if (!conf.do_queue) {
680 /* wait for child processes. If there are too many, we wait blocking, before we fork another one */
681 while (num_children > 0) {
682 int status, options = WNOHANG;
683 pid_t pid;
685 if (num_children >= POP3_MAX_CHILDREN) {
686 logwrite(LOG_NOTICE, "too many children - waiting\n");
687 options = 0;
688 }
689 if ((pid = waitpid(0, &status, options)) > 0) {
690 num_children--;
691 if (WEXITSTATUS(status) != EXIT_SUCCESS)
692 logwrite(LOG_WARNING, "delivery process with pid %d returned %d\n", pid, WEXITSTATUS (status));
693 if (WIFSIGNALED(status))
694 logwrite(LOG_WARNING, "delivery process with pid %d got signal: %d\n", pid, WTERMSIG (status));
695 } else if (pid < 0) {
696 logwrite(LOG_WARNING, "wait got error: %s\n", strerror(errno));
697 }
698 }
700 if ((pid = fork()) == 0) {
701 deliver(msg);
702 _exit(EXIT_SUCCESS);
703 } else if (pid < 0) {
704 logwrite(LOG_ALERT | LOG_VERBOSE, "could not fork for delivery, id = %s: %s\n", msg->uid, strerror(errno));
705 } else
706 num_children++;
707 } else {
708 DEBUG(1) debugf("queuing forced by configuration or option.\n");
709 }
710 if (popb->flags & POP3_FLAG_DELETE)
711 pop3_in_dele(popb, info->number);
713 destroy_message(msg);
714 } /* if(spool_write(msg, TRUE)) */
715 } else {
716 logwrite(LOG_ALERT, "retrieving of message %d failed: %d\n", info->number, popb->error);
717 }
718 } /* if((info->size > max_size) ... */
719 else {
720 logwrite(LOG_NOTICE | LOG_VERBOSE, "size of message #%d (%d) > max_size (%d)\n", info->number, info->size, max_size);
721 if (max_size_delete)
722 if (popb->flags & POP3_FLAG_DELETE)
723 pop3_in_dele(popb, info->number);
724 }
725 } /* if(do_get_this) ... */
726 else {
727 if (popb->flags & POP3_FLAG_UIDL) {
728 info->is_fetched = TRUE; /* obsolete? */
729 logwrite(LOG_VERBOSE, "message %d already known\n", info->number);
730 DEBUG(1) debugf("message %d (uid = %s) not fetched\n", info->number, info->uid);
731 #if 0
732 #if DO_WRITE_UIDL_EARLY
733 write_uidl(popb, user); /* obsolete? */
734 #endif
735 #endif
736 }
737 }
738 if ((max_count != 0) && (count >= max_count))
739 break;
740 } /* foreach() */
741 #if DO_WRITE_UIDL_EARLY
742 #else
743 if (popb->flags & POP3_FLAG_UIDL)
744 write_uidl(popb, user);
745 #endif
746 } /* if(pop3_in_uidl(popb) ... */
747 } /* if(pop3_in_list(popb)) */
748 } /* if(popb->msg_cnt > 0) */
749 else {
750 logwrite(LOG_NOTICE | LOG_VERBOSE, "no messages for user %s at %s\n", user, popb->remote_host);
751 }
752 ok = TRUE;
753 }
754 pop3_in_quit(popb);
755 } else {
756 logwrite(LOG_ALERT | LOG_VERBOSE, "pop3 login failed for user %s, host = %s\n", user, popb->remote_host);
757 }
758 }
759 if (!ok) {
760 logwrite(LOG_ALERT | LOG_VERBOSE, "pop3 failed, error = %d\n", popb->error);
761 }
763 while (num_children > 0) {
764 int status;
765 pid_t pid;
766 if ((pid = wait(&status)) > 0) {
767 num_children--;
768 if (WEXITSTATUS(status) != EXIT_SUCCESS)
769 logwrite(LOG_WARNING, "delivery process with pid %d returned %d\n", pid, WEXITSTATUS(status));
770 if (WIFSIGNALED(status))
771 logwrite(LOG_WARNING, "delivery process with pid %d got signal: %d\n", pid, WTERMSIG(status));
772 } else {
773 logwrite(LOG_WARNING, "wait got error: %s\n", strerror(errno));
774 }
775 }
777 return ok;
778 }
780 /* function just to log into a pop server,
781 for pop_before_smtp (or is it smtp_after_pop?)
782 */
784 gboolean
785 pop3_login(gchar * host, gint port, GList * resolve_list, gchar * user, gchar * pass, guint flags)
786 {
787 gboolean ok = FALSE;
788 pop3_base *popb;
790 signal(SIGCHLD, SIG_IGN);
792 if ((popb = pop3_in_open(host, port, resolve_list, flags))) {
793 if (pop3_in_init(popb)) {
794 if (pop3_in_login(popb, user, pass))
795 ok = TRUE;
796 else
797 logwrite(LOG_ALERT | LOG_VERBOSE, "pop3 login failed for user %s, host = %s\n", user, host);
798 }
799 pop3_in_close(popb);
800 }
801 return ok;
802 }
804 #endif