2 * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
3 * Copyright (C) 1999-2004 Hiroyuki Yamamoto
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
25 #include <glib/gi18n.h>
36 #include "prefs_account.h"
39 #include "partial_download.h"
43 static gint pop3_greeting_recv (Pop3Session *session,
45 static gint pop3_getauth_user_send (Pop3Session *session);
46 static gint pop3_getauth_pass_send (Pop3Session *session);
47 static gint pop3_getauth_apop_send (Pop3Session *session);
49 static gint pop3_stls_send (Pop3Session *session);
50 static gint pop3_stls_recv (Pop3Session *session);
52 static gint pop3_getrange_stat_send (Pop3Session *session);
53 static gint pop3_getrange_stat_recv (Pop3Session *session,
55 static gint pop3_getrange_last_send (Pop3Session *session);
56 static gint pop3_getrange_last_recv (Pop3Session *session,
58 static gint pop3_getrange_uidl_send (Pop3Session *session);
59 static gint pop3_getrange_uidl_recv (Pop3Session *session,
62 static gint pop3_getsize_list_send (Pop3Session *session);
63 static gint pop3_getsize_list_recv (Pop3Session *session,
66 static gint pop3_retr_send (Pop3Session *session);
67 static gint pop3_retr_recv (Pop3Session *session,
70 static gint pop3_delete_send (Pop3Session *session);
71 static gint pop3_delete_recv (Pop3Session *session);
72 static gint pop3_logout_send (Pop3Session *session);
74 static void pop3_gen_send (Pop3Session *session,
75 const gchar *format, ...);
77 static void pop3_session_destroy (Session *session);
79 static gint pop3_write_msg_to_file (const gchar *file,
84 static Pop3State pop3_lookup_next (Pop3Session *session);
85 static Pop3ErrorValue pop3_ok (Pop3Session *session,
88 static gint pop3_session_recv_msg (Session *session,
90 static gint pop3_session_recv_data_finished (Session *session,
94 static gint pop3_greeting_recv(Pop3Session *session, const gchar *msg)
96 session->state = POP3_GREETING;
98 session->greeting = g_strdup(msg);
103 static gint pop3_stls_send(Pop3Session *session)
105 session->state = POP3_STLS;
106 pop3_gen_send(session, "STLS");
110 static gint pop3_stls_recv(Pop3Session *session)
112 if (session_start_tls(SESSION(session)) < 0) {
113 session->error_val = PS_SOCKET;
118 #endif /* USE_OPENSSL */
120 static gint pop3_getauth_user_send(Pop3Session *session)
122 g_return_val_if_fail(session->user != NULL, -1);
124 session->state = POP3_GETAUTH_USER;
125 pop3_gen_send(session, "USER %s", session->user);
129 static gint pop3_getauth_pass_send(Pop3Session *session)
131 g_return_val_if_fail(session->pass != NULL, -1);
133 session->state = POP3_GETAUTH_PASS;
134 pop3_gen_send(session, "PASS %s", session->pass);
138 static gint pop3_getauth_apop_send(Pop3Session *session)
144 g_return_val_if_fail(session->user != NULL, -1);
145 g_return_val_if_fail(session->pass != NULL, -1);
147 session->state = POP3_GETAUTH_APOP;
149 if ((start = strchr(session->greeting, '<')) == NULL) {
150 log_error(_("Required APOP timestamp not found "
152 session->error_val = PS_PROTOCOL;
156 if ((end = strchr(start, '>')) == NULL || end == start + 1) {
157 log_error(_("Timestamp syntax error in greeting\n"));
158 session->error_val = PS_PROTOCOL;
164 apop_str = g_strconcat(start, session->pass, NULL);
165 md5_hex_digest(md5sum, apop_str);
168 pop3_gen_send(session, "APOP %s %s", session->user, md5sum);
173 static gint pop3_getrange_stat_send(Pop3Session *session)
175 session->state = POP3_GETRANGE_STAT;
176 pop3_gen_send(session, "STAT");
180 static gint pop3_getrange_stat_recv(Pop3Session *session, const gchar *msg)
182 if (sscanf(msg, "%d %d", &session->count, &session->total_bytes) != 2) {
183 log_error(_("POP3 protocol error\n"));
184 session->error_val = PS_PROTOCOL;
187 if (session->count == 0) {
188 session->uidl_is_valid = TRUE;
190 session->msg = g_new0(Pop3MsgInfo, session->count + 1);
191 session->cur_msg = 1;
198 static gint pop3_getrange_last_send(Pop3Session *session)
200 session->state = POP3_GETRANGE_LAST;
201 pop3_gen_send(session, "LAST");
205 static gint pop3_getrange_last_recv(Pop3Session *session, const gchar *msg)
209 if (sscanf(msg, "%d", &last) == 0) {
210 log_warning(_("POP3 protocol error\n"));
211 session->error_val = PS_PROTOCOL;
214 if (session->count > last) {
215 session->new_msg_exist = TRUE;
216 session->cur_msg = last + 1;
218 session->cur_msg = 0;
224 static gint pop3_getrange_uidl_send(Pop3Session *session)
226 session->state = POP3_GETRANGE_UIDL;
227 pop3_gen_send(session, "UIDL");
231 static gint pop3_getrange_uidl_recv(Pop3Session *session, const gchar *data,
235 gchar buf[POPBUFSIZE];
240 const gchar *p = data;
241 const gchar *lastp = data + len;
242 const gchar *newline;
245 if ((newline = memchr(p, '\r', lastp - p)) == NULL)
247 buf_len = MIN(newline - p, sizeof(buf) - 1);
248 memcpy(buf, p, buf_len);
252 if (p < lastp && *p == '\n') p++;
254 if (sscanf(buf, "%d %" Xstr(IDLEN) "s", &num, id) != 2 ||
255 num <= 0 || num > session->count) {
256 log_warning(_("invalid UIDL response: %s\n"), buf);
260 session->msg[num].uidl = g_strdup(id);
262 recv_time = (time_t)g_hash_table_lookup(
263 session->uidl_table, id);
264 session->msg[num].recv_time = recv_time;
266 partial_recv = (gint)g_hash_table_lookup(
267 session->partial_recv_table, id);
269 if ((!session->ac_prefs->getall && recv_time != RECV_TIME_NONE)
270 || partial_recv != POP3_TOTALLY_RECEIVED) {
271 session->msg[num].received =
272 (partial_recv != POP3_MUST_COMPLETE_RECV);
273 session->msg[num].partial_recv = partial_recv;
276 if (!session->new_msg_exist &&
277 (session->ac_prefs->getall || recv_time == RECV_TIME_NONE ||
278 session->ac_prefs->rmmail)) {
279 session->cur_msg = num;
280 session->new_msg_exist = TRUE;
284 session->uidl_is_valid = TRUE;
288 static gint pop3_getsize_list_send(Pop3Session *session)
290 session->state = POP3_GETSIZE_LIST;
291 pop3_gen_send(session, "LIST");
295 static gint pop3_getsize_list_recv(Pop3Session *session, const gchar *data,
298 gchar buf[POPBUFSIZE];
301 const gchar *p = data;
302 const gchar *lastp = data + len;
303 const gchar *newline;
306 if ((newline = memchr(p, '\r', lastp - p)) == NULL)
308 buf_len = MIN(newline - p, sizeof(buf) - 1);
309 memcpy(buf, p, buf_len);
313 if (p < lastp && *p == '\n') p++;
315 if (sscanf(buf, "%u %u", &num, &size) != 2) {
316 session->error_val = PS_PROTOCOL;
320 if (num > 0 && num <= session->count)
321 session->msg[num].size = size;
322 if (num > 0 && num < session->cur_msg)
323 session->cur_total_bytes += size;
329 static gint pop3_retr_send(Pop3Session *session)
331 session->state = POP3_RETR;
332 pop3_gen_send(session, "RETR %d", session->cur_msg);
336 static gint pop3_retr_recv(Pop3Session *session, const gchar *data, guint len)
340 MailReceiveData mail_receive_data;
342 /* NOTE: we allocate a slightly larger buffer with a zero terminator
343 * because some plugins may think that it has a C string. */
344 mail_receive_data.session = session;
345 mail_receive_data.data = g_new0(gchar, len + 1);
346 mail_receive_data.data_len = len;
347 memcpy(mail_receive_data.data, data, len);
349 hooks_invoke(MAIL_RECEIVE_HOOKLIST, &mail_receive_data);
351 file = get_tmp_file();
352 if (pop3_write_msg_to_file(file, mail_receive_data.data,
353 mail_receive_data.data_len, NULL) < 0) {
355 g_free(mail_receive_data.data);
356 session->error_val = PS_IOERR;
359 g_free(mail_receive_data.data);
361 if (session->msg[session->cur_msg].partial_recv
362 == POP3_MUST_COMPLETE_RECV) {
363 gchar *old_file = partial_get_filename(
364 session->ac_prefs->recv_server,
365 session->ac_prefs->userid,
366 session->msg[session->cur_msg].uidl);
369 partial_delete_old(old_file);
374 /* drop_ok: 0: success 1: don't receive -1: error */
375 drop_ok = session->drop_message(session, file);
379 session->error_val = PS_IOERR;
383 session->cur_total_bytes += session->msg[session->cur_msg].size;
384 session->cur_total_recv_bytes += session->msg[session->cur_msg].size;
385 session->cur_total_num++;
387 session->msg[session->cur_msg].received = TRUE;
388 session->msg[session->cur_msg].partial_recv = POP3_TOTALLY_RECEIVED;
390 session->msg[session->cur_msg].recv_time =
391 drop_ok == 1 ? RECV_TIME_KEEP : session->current_time;
396 static gint pop3_top_send(Pop3Session *session, gint max_size)
398 gint num_lines = (max_size*1024)/82; /* consider lines to be 80 chars */
399 session->state = POP3_TOP;
400 pop3_gen_send(session, "TOP %d %d", session->cur_msg, num_lines);
404 static gint pop3_top_recv(Pop3Session *session, const gchar *data, guint len)
408 MailReceiveData mail_receive_data;
409 gchar *partial_notice = NULL;
411 /* NOTE: we allocate a slightly larger buffer with a zero terminator
412 * because some plugins may think that it has a C string. */
413 mail_receive_data.session = session;
414 mail_receive_data.data = g_new0(gchar, len + 1);
415 mail_receive_data.data_len = len;
416 memcpy(mail_receive_data.data, data, len);
418 hooks_invoke(MAIL_RECEIVE_HOOKLIST, &mail_receive_data);
420 partial_notice = g_strdup_printf("SC-Marked-For-Download: 0\n"
421 "SC-Partially-Retrieved: %s\n"
422 "SC-Account-Server: %s\n"
423 "SC-Account-Login: %s\n"
424 "SC-Message-Size: %d",
425 session->msg[session->cur_msg].uidl,
426 session->ac_prefs->recv_server,
427 session->ac_prefs->userid,
428 session->msg[session->cur_msg].size);
429 file = get_tmp_file();
430 if (pop3_write_msg_to_file(file, mail_receive_data.data,
431 mail_receive_data.data_len,
432 partial_notice) < 0) {
434 g_free(mail_receive_data.data);
435 session->error_val = PS_IOERR;
436 g_free(partial_notice);
439 g_free(mail_receive_data.data);
440 g_free(partial_notice);
442 /* drop_ok: 0: success 1: don't receive -1: error */
443 drop_ok = session->drop_message(session, file);
446 session->error_val = PS_IOERR;
450 session->cur_total_bytes += session->msg[session->cur_msg].size;
451 session->cur_total_recv_bytes += session->msg[session->cur_msg].size;
452 session->cur_total_num++;
454 session->msg[session->cur_msg].received = TRUE;
455 session->msg[session->cur_msg].partial_recv = POP3_PARTIALLY_RECEIVED;
456 session->msg[session->cur_msg].recv_time =
457 drop_ok == 1 ? RECV_TIME_KEEP : session->current_time;
462 static gint pop3_delete_send(Pop3Session *session)
464 session->state = POP3_DELETE;
465 pop3_gen_send(session, "DELE %d", session->cur_msg);
469 static gint pop3_delete_recv(Pop3Session *session)
471 session->msg[session->cur_msg].deleted = TRUE;
475 static gint pop3_logout_send(Pop3Session *session)
477 session->state = POP3_LOGOUT;
478 pop3_gen_send(session, "QUIT");
482 static void pop3_gen_send(Pop3Session *session, const gchar *format, ...)
484 gchar buf[POPBUFSIZE + 1];
487 va_start(args, format);
488 g_vsnprintf(buf, sizeof(buf) - 2, format, args);
491 if (!g_ascii_strncasecmp(buf, "PASS ", 5))
492 log_print("POP3> PASS ********\n");
494 log_print("POP3> %s\n", buf);
496 session_send_msg(SESSION(session), SESSION_MSG_NORMAL, buf);
499 Session *pop3_session_new(PrefsAccount *account)
501 Pop3Session *session;
503 g_return_val_if_fail(account != NULL, NULL);
505 session = g_new0(Pop3Session, 1);
507 session_init(SESSION(session));
509 SESSION(session)->type = SESSION_POP3;
511 SESSION(session)->recv_msg = pop3_session_recv_msg;
512 SESSION(session)->recv_data_finished = pop3_session_recv_data_finished;
513 SESSION(session)->send_data_finished = NULL;
515 SESSION(session)->destroy = pop3_session_destroy;
517 session->state = POP3_READY;
518 session->ac_prefs = account;
519 session->pop_before_smtp = FALSE;
520 pop3_get_uidl_table(account, session);
521 session->current_time = time(NULL);
522 session->error_val = PS_SUCCESS;
523 session->error_msg = NULL;
525 return SESSION(session);
528 static void pop3_session_destroy(Session *session)
530 Pop3Session *pop3_session = POP3_SESSION(session);
533 g_return_if_fail(session != NULL);
535 for (n = 1; n <= pop3_session->count; n++)
536 g_free(pop3_session->msg[n].uidl);
537 g_free(pop3_session->msg);
539 if (pop3_session->uidl_table) {
540 hash_free_strings(pop3_session->uidl_table);
541 g_hash_table_destroy(pop3_session->uidl_table);
544 if (pop3_session->partial_recv_table) {
545 hash_free_strings(pop3_session->partial_recv_table);
546 g_hash_table_destroy(pop3_session->partial_recv_table);
549 g_free(pop3_session->greeting);
550 g_free(pop3_session->user);
551 g_free(pop3_session->pass);
552 g_free(pop3_session->error_msg);
555 void pop3_get_uidl_table(PrefsAccount *ac_prefs, Pop3Session *session)
558 GHashTable *partial_recv_table;
561 gchar buf[POPBUFSIZE];
562 gchar uidl[POPBUFSIZE];
566 gchar *sanitized_uid = g_strdup(ac_prefs->userid);
568 subst_for_filename(sanitized_uid);
570 table = g_hash_table_new(g_str_hash, g_str_equal);
571 partial_recv_table = g_hash_table_new(g_str_hash, g_str_equal);
573 path = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
574 "uidl", G_DIR_SEPARATOR_S, ac_prefs->recv_server,
575 "-", sanitized_uid, NULL);
577 g_free(sanitized_uid);
578 if ((fp = g_fopen(path, "rb")) == NULL) {
579 if (ENOENT != errno) FILE_OP_ERROR(path, "fopen");
581 path = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
582 "uidl-", ac_prefs->recv_server,
583 "-", ac_prefs->userid, NULL);
584 if ((fp = g_fopen(path, "rb")) == NULL) {
585 if (ENOENT != errno) FILE_OP_ERROR(path, "fopen");
587 session->uidl_table = table;
588 session->partial_recv_table = partial_recv_table;
596 while (fgets(buf, sizeof(buf), fp) != NULL) {
597 gchar tmp[POPBUFSIZE];
599 recv_time = RECV_TIME_NONE;
600 partial_recv = POP3_TOTALLY_RECEIVED;
602 if (sscanf(buf, "%s\t%ld\t%s", uidl, &recv_time, tmp) < 3) {
603 if (sscanf(buf, "%s\t%ld", uidl, &recv_time) != 2) {
604 if (sscanf(buf, "%s", uidl) != 1)
615 if (recv_time == RECV_TIME_NONE)
616 recv_time = RECV_TIME_RECEIVED;
617 g_hash_table_insert(table, g_strdup(uidl),
618 GINT_TO_POINTER(recv_time));
619 if (strlen(tmp) == 1)
620 partial_recv = atoi(tmp); /* totally received ?*/
622 partial_recv = POP3_MUST_COMPLETE_RECV;
624 g_hash_table_insert(partial_recv_table, g_strdup(uidl),
625 GINT_TO_POINTER(partial_recv));
629 session->uidl_table = table;
630 session->partial_recv_table = partial_recv_table;
635 gint pop3_write_uidl_list(Pop3Session *session)
641 gchar *sanitized_uid = g_strdup(session->ac_prefs->userid);
643 subst_for_filename(sanitized_uid);
646 if (!session->uidl_is_valid) return 0;
648 path = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
649 "uidl", G_DIR_SEPARATOR_S,
650 session->ac_prefs->recv_server,
651 "-", sanitized_uid, NULL);
653 g_free(sanitized_uid);
655 if ((fp = g_fopen(path, "wb")) == NULL) {
656 FILE_OP_ERROR(path, "fopen");
661 for (n = 1; n <= session->count; n++) {
662 msg = &session->msg[n];
663 if (msg->uidl && msg->received &&
664 (!msg->deleted || session->state != POP3_DONE))
665 fprintf(fp, "%s\t%ld\t%d\n",
666 msg->uidl, msg->recv_time, msg->partial_recv);
669 if (fclose(fp) == EOF) FILE_OP_ERROR(path, "fclose");
675 static gint pop3_write_msg_to_file(const gchar *file, const gchar *data,
676 guint len, const gchar *prefix)
679 const gchar *prev, *cur;
681 g_return_val_if_fail(file != NULL, -1);
683 if ((fp = g_fopen(file, "wb")) == NULL) {
684 FILE_OP_ERROR(file, "fopen");
688 if (change_file_mode_rw(fp, file) < 0)
689 FILE_OP_ERROR(file, "chmod");
691 if (prefix != NULL) {
692 fprintf(fp, "%s", prefix);
696 /* +------------------+----------------+--------------------------+ *
697 * ^data ^prev ^cur data+len-1^ */
700 while ((cur = (gchar *)my_memmem(prev, len - (prev - data), "\r\n", 2))
702 if ((cur > prev && fwrite(prev, 1, cur - prev, fp) < 1) ||
703 fputc('\n', fp) == EOF) {
704 FILE_OP_ERROR(file, "fwrite");
705 g_warning("can't write to file: %s\n", file);
711 if (cur == data + len - 1) {
716 if (*(cur + 1) == '\n')
721 if (prev - data < len - 1 && *prev == '.' && *(prev + 1) == '.')
724 if (prev - data >= len)
728 if (prev - data < len &&
729 fwrite(prev, 1, len - (prev - data), fp) < 1) {
730 FILE_OP_ERROR(file, "fwrite");
731 g_warning("can't write to file: %s\n", file);
736 if (data[len - 1] != '\r' && data[len - 1] != '\n') {
737 if (fputc('\n', fp) == EOF) {
738 FILE_OP_ERROR(file, "fputc");
739 g_warning("can't write to file: %s\n", file);
746 if (fclose(fp) == EOF) {
747 FILE_OP_ERROR(file, "fclose");
755 static Pop3State pop3_lookup_next(Pop3Session *session)
758 PrefsAccount *ac = session->ac_prefs;
760 gboolean size_limit_over;
763 msg = &session->msg[session->cur_msg];
766 (ac->enable_size_limit &&
767 ac->size_limit > 0 &&
768 size > ac->size_limit * 1024);
771 msg->recv_time != RECV_TIME_NONE &&
772 msg->recv_time != RECV_TIME_KEEP &&
773 msg->partial_recv == POP3_TOTALLY_RECEIVED &&
774 session->current_time - msg->recv_time >=
775 ac->msg_leave_time * 24 * 60 * 60) {
777 (_("POP3: Deleting expired message "
778 "%d\n"), session->cur_msg);
779 pop3_delete_send(session);
783 if (size_limit_over) {
784 if (!msg->received && msg->partial_recv !=
785 POP3_MUST_COMPLETE_RECV) {
786 pop3_top_send(session, ac->size_limit);
788 } else if (msg->partial_recv == POP3_MUST_COMPLETE_RECV)
792 (_("POP3: Skipping message %d (%d bytes)\n"),
793 session->cur_msg, size);
796 if (size == 0 || msg->received || size_limit_over) {
797 session->cur_total_bytes += size;
798 if (session->cur_msg == session->count) {
799 pop3_logout_send(session);
807 pop3_retr_send(session);
811 static Pop3ErrorValue pop3_ok(Pop3Session *session, const gchar *msg)
815 log_print("POP3< %s\n", msg);
817 if (!strncmp(msg, "+OK", 3))
819 else if (!strncmp(msg, "-ERR", 4)) {
820 if (strstr(msg + 4, "lock") ||
821 strstr(msg + 4, "Lock") ||
822 strstr(msg + 4, "LOCK") ||
823 strstr(msg + 4, "wait")) {
824 log_error(_("mailbox is locked\n"));
826 } else if (strcasestr(msg + 4, "timeout")) {
827 log_error(_("Session timeout\n"));
830 switch (session->state) {
833 log_error(_("can't start TLS session\n"));
837 case POP3_GETAUTH_USER:
838 case POP3_GETAUTH_PASS:
839 case POP3_GETAUTH_APOP:
840 log_error(_("error occurred on authentication\n"));
843 case POP3_GETRANGE_LAST:
844 case POP3_GETRANGE_UIDL:
846 log_warning(_("command not supported\n"));
847 ok = PS_NOTSUPPORTED;
851 log_error(_("error occurred on POP3 session\n"));
856 g_free(session->error_msg);
857 session->error_msg = g_strdup(msg);
858 fprintf(stderr, "POP3: %s\n", msg);
862 session->error_val = ok;
866 static gint pop3_session_recv_msg(Session *session, const gchar *msg)
868 Pop3Session *pop3_session = POP3_SESSION(session);
869 Pop3ErrorValue val = PS_SUCCESS;
873 if (pop3_session->state != POP3_GETRANGE_UIDL_RECV &&
874 pop3_session->state != POP3_GETSIZE_LIST_RECV) {
875 val = pop3_ok(pop3_session, msg);
876 if (val != PS_SUCCESS) {
877 if (val != PS_NOTSUPPORTED) {
878 pop3_session->state = POP3_ERROR;
883 if (*body == '+' || *body == '-')
885 while (g_ascii_isalpha(*body))
887 while (g_ascii_isspace(*body))
891 switch (pop3_session->state) {
894 pop3_greeting_recv(pop3_session, body);
896 if (pop3_session->ac_prefs->ssl_pop == SSL_STARTTLS)
897 pop3_stls_send(pop3_session);
900 if (pop3_session->ac_prefs->use_apop_auth)
901 pop3_getauth_apop_send(pop3_session);
903 pop3_getauth_user_send(pop3_session);
907 if (pop3_stls_recv(pop3_session) != PS_SUCCESS)
909 if (pop3_session->ac_prefs->use_apop_auth)
910 pop3_getauth_apop_send(pop3_session);
912 pop3_getauth_user_send(pop3_session);
915 case POP3_GETAUTH_USER:
916 pop3_getauth_pass_send(pop3_session);
918 case POP3_GETAUTH_PASS:
919 case POP3_GETAUTH_APOP:
920 if (!pop3_session->pop_before_smtp)
921 pop3_getrange_stat_send(pop3_session);
923 pop3_logout_send(pop3_session);
925 case POP3_GETRANGE_STAT:
926 if (pop3_getrange_stat_recv(pop3_session, body) < 0)
928 if (pop3_session->count > 0)
929 pop3_getrange_uidl_send(pop3_session);
931 pop3_logout_send(pop3_session);
933 case POP3_GETRANGE_LAST:
934 if (val == PS_NOTSUPPORTED)
935 pop3_session->error_val = PS_SUCCESS;
936 else if (pop3_getrange_last_recv(pop3_session, body) < 0)
938 if (pop3_session->cur_msg > 0)
939 pop3_getsize_list_send(pop3_session);
941 pop3_logout_send(pop3_session);
943 case POP3_GETRANGE_UIDL:
944 if (val == PS_NOTSUPPORTED) {
945 pop3_session->error_val = PS_SUCCESS;
946 pop3_getrange_last_send(pop3_session);
948 pop3_session->state = POP3_GETRANGE_UIDL_RECV;
949 session_recv_data(session, 0, ".\r\n");
952 case POP3_GETSIZE_LIST:
953 pop3_session->state = POP3_GETSIZE_LIST_RECV;
954 session_recv_data(session, 0, ".\r\n");
957 pop3_session->state = POP3_RETR_RECV;
958 session_recv_data(session, 0, ".\r\n");
961 if (val == PS_NOTSUPPORTED) {
962 pop3_session->error_val = PS_SUCCESS;
964 pop3_session->state = POP3_TOP_RECV;
965 session_recv_data(session, 0, ".\r\n");
969 pop3_delete_recv(pop3_session);
970 if (pop3_session->cur_msg == pop3_session->count)
971 pop3_logout_send(pop3_session);
973 pop3_session->cur_msg++;
974 if (pop3_lookup_next(pop3_session) == POP3_ERROR)
979 pop3_session->state = POP3_DONE;
980 session_disconnect(session);
990 static gint pop3_session_recv_data_finished(Session *session, guchar *data,
993 Pop3Session *pop3_session = POP3_SESSION(session);
994 Pop3ErrorValue val = PS_SUCCESS;
996 switch (pop3_session->state) {
997 case POP3_GETRANGE_UIDL_RECV:
998 val = pop3_getrange_uidl_recv(pop3_session, data, len);
999 if (val == PS_SUCCESS) {
1000 if (pop3_session->new_msg_exist)
1001 pop3_getsize_list_send(pop3_session);
1003 pop3_logout_send(pop3_session);
1007 case POP3_GETSIZE_LIST_RECV:
1008 val = pop3_getsize_list_recv(pop3_session, data, len);
1009 if (val == PS_SUCCESS) {
1010 if (pop3_lookup_next(pop3_session) == POP3_ERROR)
1015 case POP3_RETR_RECV:
1016 if (pop3_retr_recv(pop3_session, data, len) < 0)
1019 if (pop3_session->ac_prefs->rmmail &&
1020 pop3_session->ac_prefs->msg_leave_time == 0 &&
1021 pop3_session->msg[pop3_session->cur_msg].recv_time
1023 pop3_delete_send(pop3_session);
1024 else if (pop3_session->cur_msg == pop3_session->count)
1025 pop3_logout_send(pop3_session);
1027 pop3_session->cur_msg++;
1028 if (pop3_lookup_next(pop3_session) == POP3_ERROR)
1033 if (pop3_top_recv(pop3_session, data, len) < 0)
1036 if (pop3_session->cur_msg == pop3_session->count)
1037 pop3_logout_send(pop3_session);
1039 pop3_session->cur_msg++;
1040 if (pop3_lookup_next(pop3_session) == POP3_ERROR)
1045 log_warning(_("TOP command unsupported\n"));
1046 if (pop3_session->cur_msg == pop3_session->count)
1047 pop3_logout_send(pop3_session);
1049 pop3_session->cur_msg++;
1050 if (pop3_lookup_next(pop3_session) == POP3_ERROR)