2 * Claws Mail -- a GTK+ based, lightweight, and fast e-mail client
3 * Copyright (C) 2005-2009 DINH Viet Hoa and the Claws Mail team
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 3 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, see <http://www.gnu.org/licenses/>.
26 #include "nntp-thread.h"
28 #include <sys/types.h>
30 #if (defined(__DragonFly__) || defined (__NetBSD__) || defined (__FreeBSD__) || defined (__OpenBSD__) || defined (__CYGWIN__))
31 #include <sys/socket.h>
40 #include "etpan-thread-manager.h"
42 #include "mainwindow.h"
43 #include "ssl_certificate.h"
45 #include "remotefolder.h"
47 #define DISABLE_LOG_DURING_LOGIN
49 static struct etpan_thread_manager * thread_manager = NULL;
50 static chash * nntp_hash = NULL;
51 static chash * session_hash = NULL;
52 static guint thread_manager_signal = 0;
53 static GIOChannel * io_channel = NULL;
55 static void (*previous_stream_logger)(int direction,
56 const char * str, size_t size);
58 static void nntp_logger(int direction, const char * str, size_t size)
65 log_print(LOG_PROTOCOL, "NNTP%c [data - %zd bytes]\n", direction?'>':'<', size);
69 memset(buf, 0, size+1);
70 strncpy(buf, str, size);
73 if (!strncmp(buf, "<<<<<<<", 7)
74 || !strncmp(buf, ">>>>>>>", 7)) {
78 while (strstr(buf, "\r"))
79 *strstr(buf, "\r") = ' ';
80 while (strlen(buf) > 0 && buf[strlen(buf)-1] == '\n')
81 buf[strlen(buf)-1] = '\0';
83 lines = g_strsplit(buf, "\n", -1);
85 while (lines[i] && *lines[i]) {
86 log_print(LOG_PROTOCOL, "NNTP%c %s\n", direction?'>':'<', lines[i]);
93 static void delete_nntp(Folder *folder, newsnntp *nntp)
99 key.len = sizeof(folder);
102 chash_delete(session_hash, &key, NULL);
105 key.len = sizeof(nntp);
106 if (nntp && nntp->nntp_stream) {
107 /* we don't want libetpan to logout */
108 mailstream_close(nntp->nntp_stream);
109 nntp->nntp_stream = NULL;
111 debug_print("removing newsnntp %p\n", nntp);
115 static gboolean thread_manager_event(GIOChannel * source,
116 GIOCondition condition,
123 if (condition & G_IO_IN)
124 g_io_channel_read_chars(source, &ch, 1, &bytes_read, NULL);
126 etpan_thread_manager_loop(thread_manager);
131 #define ETPAN_DEFAULT_NETWORK_TIMEOUT 60
132 extern gboolean etpan_skip_ssl_cert_check;
134 void nntp_main_init(gboolean skip_ssl_cert_check)
136 int fd_thread_manager;
138 etpan_skip_ssl_cert_check = skip_ssl_cert_check;
140 nntp_hash = chash_new(CHASH_COPYKEY, CHASH_DEFAULTSIZE);
141 session_hash = chash_new(CHASH_COPYKEY, CHASH_DEFAULTSIZE);
143 thread_manager = etpan_thread_manager_new();
145 fd_thread_manager = etpan_thread_manager_get_fd(thread_manager);
148 io_channel = g_io_channel_unix_new(fd_thread_manager);
150 io_channel = g_io_channel_win32_new_fd(fd_thread_manager);
153 thread_manager_signal = g_io_add_watch_full(io_channel, 0, G_IO_IN,
154 thread_manager_event,
159 void nntp_main_done(gboolean have_connectivity)
161 etpan_thread_manager_stop(thread_manager);
162 #if defined(__NetBSD__) || defined(__OpenBSD__) || defined(__FreeBSD__)
165 etpan_thread_manager_join(thread_manager);
167 g_source_remove(thread_manager_signal);
168 g_io_channel_unref(io_channel);
170 etpan_thread_manager_free(thread_manager);
172 chash_free(session_hash);
173 chash_free(nntp_hash);
176 void nntp_init(Folder * folder)
178 struct etpan_thread * thread;
182 thread = etpan_thread_manager_get_thread(thread_manager);
185 key.len = sizeof(folder);
189 chash_set(nntp_hash, &key, &value, NULL);
192 void nntp_done(Folder * folder)
194 struct etpan_thread * thread;
200 key.len = sizeof(folder);
202 r = chash_get(nntp_hash, &key, &value);
208 etpan_thread_unbind(thread);
210 chash_delete(nntp_hash, &key, NULL);
212 debug_print("remove thread");
215 static struct etpan_thread * get_thread(Folder * folder)
217 struct etpan_thread * thread;
222 key.len = sizeof(folder);
224 chash_get(nntp_hash, &key, &value);
230 static newsnntp * get_nntp(Folder * folder)
238 key.len = sizeof(folder);
240 r = chash_get(session_hash, &key, &value);
245 debug_print("found nntp %p\n", nntp);
250 static void generic_cb(int cancelled, void * result, void * callback_data)
252 struct etpan_thread_op * op;
254 op = (struct etpan_thread_op *) callback_data;
256 debug_print("generic_cb\n");
260 static void threaded_run(Folder * folder, void * param, void * result,
261 void (* func)(struct etpan_thread_op * ))
263 struct etpan_thread_op * op;
264 struct etpan_thread * thread;
266 nntp_folder_ref(folder);
268 op = etpan_thread_op_new();
270 op->nntp = get_nntp(folder);
276 op->callback = generic_cb;
277 op->callback_data = op;
282 previous_stream_logger = mailstream_logger;
283 mailstream_logger = nntp_logger;
285 thread = get_thread(folder);
286 etpan_thread_op_schedule(thread, op);
288 while (!op->finished) {
289 gtk_main_iteration();
292 mailstream_logger = previous_stream_logger;
294 etpan_thread_op_free(op);
296 nntp_folder_unref(folder);
302 struct connect_param {
304 PrefsAccount *account;
309 struct connect_result {
313 #define CHECK_NNTP() { \
314 if (!param->nntp) { \
315 result->error = NEWSNNTP_ERROR_BAD_STATE; \
320 static void connect_run(struct etpan_thread_op * op)
323 struct connect_param * param;
324 struct connect_result * result;
331 r = newsnntp_socket_connect(param->nntp,
332 param->server, param->port);
338 int nntp_threaded_connect(Folder * folder, const char * server, int port)
340 struct connect_param param;
341 struct connect_result result;
344 newsnntp * nntp, * oldnntp;
346 oldnntp = get_nntp(folder);
348 nntp = newsnntp_new(0, NULL);
351 debug_print("deleting old nntp %p\n", oldnntp);
352 delete_nntp(folder, oldnntp);
356 key.len = sizeof(folder);
359 chash_set(session_hash, &key, &value, NULL);
362 param.server = server;
366 threaded_run(folder, ¶m, &result, connect_run);
368 debug_print("connect ok %i with nntp %p\n", result.error, nntp);
373 static int etpan_certificate_check(const unsigned char *certificate, int len, void *data)
376 struct connect_param *param = (struct connect_param *)data;
379 if (certificate == NULL || len < 0) {
380 g_warning("no cert presented.\n");
383 cert = d2i_X509(NULL, (const unsigned char **)&certificate, len);
385 g_warning("nntp: can't get cert\n");
387 } else if (ssl_certificate_check(cert, NULL,
388 (gchar *)param->server, (gushort)param->port) == TRUE) {
396 struct connect_param *param = (struct connect_param *)data;
397 gnutls_x509_crt cert = NULL;
400 if (certificate == NULL || len < 0) {
401 g_warning("no cert presented.\n");
405 tmp.data = malloc(len);
406 memcpy(tmp.data, certificate, len);
408 gnutls_x509_crt_init(&cert);
409 if (gnutls_x509_crt_import(cert, &tmp, GNUTLS_X509_FMT_DER) < 0) {
410 g_warning("nntp: can't get cert\n");
412 } else if (ssl_certificate_check(cert, (guint)-1, NULL,
413 (gchar *)param->server, (gushort)param->port) == TRUE) {
414 gnutls_x509_crt_deinit(cert);
417 gnutls_x509_crt_deinit(cert);
424 static void connect_ssl_context_cb(struct mailstream_ssl_context * ssl_context, void * data)
426 #if (defined(USE_OPENSSL) || defined(USE_GNUTLS))
427 PrefsAccount *account = (PrefsAccount *)data;
428 const gchar *cert_path = NULL;
429 const gchar *password = NULL;
432 EVP_PKEY *pkey = NULL;
434 gnutls_x509_crt x509 = NULL;
435 gnutls_x509_privkey pkey = NULL;
438 if (account->in_ssl_client_cert_file && *account->in_ssl_client_cert_file)
439 cert_path = account->in_ssl_client_cert_file;
440 if (account->in_ssl_client_cert_pass && *account->in_ssl_client_cert_pass)
441 password = account->in_ssl_client_cert_pass;
443 if (mailstream_ssl_set_client_certificate_data(ssl_context, NULL, 0) < 0 ||
444 mailstream_ssl_set_client_private_key_data(ssl_context, NULL, 0) < 0)
445 debug_print("Impossible to set the client certificate.\n");
446 x509 = ssl_certificate_get_x509_from_pem_file(cert_path);
447 pkey = ssl_certificate_get_pkey_from_pem_file(cert_path);
448 if (!(x509 && pkey)) {
449 /* try pkcs12 format */
450 ssl_certificate_get_x509_and_pkey_from_p12_file(cert_path, password, &x509, &pkey);
453 unsigned char *x509_der = NULL, *pkey_der = NULL;
454 size_t x509_len, pkey_len;
457 x509_len = (size_t)i2d_X509(x509, &x509_der);
458 pkey_len = (size_t)i2d_PrivateKey(pkey, &pkey_der);
460 x509_len = (size_t)gnutls_i2d_X509(x509, &x509_der);
461 pkey_len = (size_t)gnutls_i2d_PrivateKey(pkey, &pkey_der);
463 if (x509_len > 0 && pkey_len > 0) {
464 if (mailstream_ssl_set_client_certificate_data(ssl_context, x509_der, x509_len) < 0 ||
465 mailstream_ssl_set_client_private_key_data(ssl_context, pkey_der, pkey_len) < 0)
466 log_error(LOG_PROTOCOL, "Impossible to set the client certificate.\n");
471 gnutls_x509_crt_deinit(x509);
472 gnutls_x509_privkey_deinit(pkey);
478 static void connect_ssl_run(struct etpan_thread_op * op)
481 struct connect_param * param;
482 struct connect_result * result;
489 r = newsnntp_ssl_connect_with_callback(param->nntp,
490 param->server, param->port,
491 connect_ssl_context_cb, param->account);
495 int nntp_threaded_connect_ssl(Folder * folder, const char * server, int port)
497 struct connect_param param;
498 struct connect_result result;
501 newsnntp * nntp, * oldnntp;
502 unsigned char *certificate = NULL;
505 oldnntp = get_nntp(folder);
507 nntp = newsnntp_new(0, NULL);
510 debug_print("deleting old nntp %p\n", oldnntp);
511 delete_nntp(folder, oldnntp);
515 key.len = sizeof(folder);
518 chash_set(session_hash, &key, &value, NULL);
521 param.server = server;
523 param.account = folder->account;
526 threaded_run(folder, ¶m, &result, connect_ssl_run);
528 if (result.error == NEWSNNTP_NO_ERROR && !etpan_skip_ssl_cert_check) {
529 cert_len = (int)mailstream_ssl_get_certificate(nntp->nntp_stream, &certificate);
530 if (etpan_certificate_check(certificate, cert_len, ¶m) < 0)
535 debug_print("connect %d with nntp %p\n", result.error, nntp);
540 void nntp_threaded_disconnect(Folder * folder)
544 nntp = get_nntp(folder);
546 debug_print("was disconnected\n");
550 debug_print("deleting old nntp %p\n", nntp);
551 delete_nntp(folder, nntp);
553 debug_print("disconnect ok\n");
556 void nntp_threaded_cancel(Folder * folder)
560 nntp = get_nntp(folder);
561 if (nntp->nntp_stream != NULL)
562 mailstream_cancel(nntp->nntp_stream);
569 const char * password;
572 struct login_result {
576 static void login_run(struct etpan_thread_op * op)
578 struct login_param * param;
579 struct login_result * result;
581 #ifdef DISABLE_LOG_DURING_LOGIN
590 #ifdef DISABLE_LOG_DURING_LOGIN
591 old_debug = mailstream_debug;
592 mailstream_debug = 0;
595 r = newsnntp_authinfo_username(param->nntp, param->login);
596 if (r == NEWSNNTP_NO_ERROR ||
597 r == NEWSNNTP_WARNING_REQUEST_AUTHORIZATION_PASSWORD) {
598 r = newsnntp_authinfo_password(param->nntp, param->password);
603 #ifdef DISABLE_LOG_DURING_LOGIN
604 mailstream_debug = old_debug;
608 if (param->nntp->nntp_response)
609 nntp_logger(0, param->nntp->nntp_response, strlen(param->nntp->nntp_response));
611 debug_print("nntp login run - end %i\n", r);
614 int nntp_threaded_login(Folder * folder, const char * login, const char * password)
616 struct login_param param;
617 struct login_result result;
619 debug_print("nntp login - begin\n");
621 param.nntp = get_nntp(folder);
623 param.password = password;
625 threaded_run(folder, ¶m, &result, login_run);
627 debug_print("nntp login - end\n");
641 static void date_run(struct etpan_thread_op * op)
643 struct date_param * param;
644 struct date_result * result;
652 r = newsnntp_date(param->nntp, param->lt);
655 debug_print("nntp date run - end %i\n", r);
658 int nntp_threaded_date(Folder * folder, struct tm *lt)
660 struct date_param param;
661 struct date_result result;
663 debug_print("nntp date - begin\n");
665 param.nntp = get_nntp(folder);
668 threaded_run(folder, ¶m, &result, date_run);
670 debug_print("nntp date - end\n");
684 static void list_run(struct etpan_thread_op * op)
686 struct list_param * param;
687 struct list_result * result;
695 r = newsnntp_list(param->nntp, param->grouplist);
698 debug_print("nntp list run - end %i\n", r);
701 int nntp_threaded_list(Folder * folder, clist **grouplist)
703 struct list_param param;
704 struct list_result result;
706 debug_print("nntp list - begin\n");
708 param.nntp = get_nntp(folder);
709 param.grouplist = grouplist;
711 threaded_run(folder, ¶m, &result, list_run);
713 debug_print("nntp list - end\n");
728 static void post_run(struct etpan_thread_op * op)
730 struct post_param * param;
731 struct post_result * result;
739 r = newsnntp_post(param->nntp, param->contents, param->len);
742 debug_print("nntp post run - end %i\n", r);
745 int nntp_threaded_post(Folder * folder, char *contents, size_t len)
747 struct post_param param;
748 struct post_result result;
750 debug_print("nntp post - begin\n");
752 param.nntp = get_nntp(folder);
753 param.contents = contents;
756 threaded_run(folder, ¶m, &result, post_run);
758 debug_print("nntp post - end\n");
763 struct article_param {
770 struct article_result {
774 static void article_run(struct etpan_thread_op * op)
776 struct article_param * param;
777 struct article_result * result;
785 r = newsnntp_article(param->nntp, param->num, param->contents, param->len);
788 debug_print("nntp article run - end %i\n", r);
791 int nntp_threaded_article(Folder * folder, guint32 num, char **contents, size_t *len)
793 struct article_param param;
794 struct article_result result;
796 debug_print("nntp article - begin\n");
798 param.nntp = get_nntp(folder);
800 param.contents = contents;
803 threaded_run(folder, ¶m, &result, article_run);
805 debug_print("nntp post - end\n");
813 struct newsnntp_group_info **info;
816 struct group_result {
820 static void group_run(struct etpan_thread_op * op)
822 struct group_param * param;
823 struct group_result * result;
831 r = newsnntp_group(param->nntp, param->group, param->info);
834 debug_print("nntp group run - end %i\n", r);
837 int nntp_threaded_group(Folder * folder, const char *group, struct newsnntp_group_info **info)
839 struct group_param param;
840 struct group_result result;
842 debug_print("nntp group - begin\n");
844 param.nntp = get_nntp(folder);
848 threaded_run(folder, ¶m, &result, group_run);
850 debug_print("nntp group - end\n");
855 struct mode_reader_param {
859 struct mode_reader_result {
863 static void mode_reader_run(struct etpan_thread_op * op)
865 struct mode_reader_param * param;
866 struct mode_reader_result * result;
874 r = newsnntp_mode_reader(param->nntp);
877 debug_print("nntp mode_reader run - end %i\n", r);
880 int nntp_threaded_mode_reader(Folder * folder)
882 struct mode_reader_param param;
883 struct mode_reader_result result;
885 debug_print("nntp mode_reader - begin\n");
887 param.nntp = get_nntp(folder);
889 threaded_run(folder, ¶m, &result, mode_reader_run);
891 debug_print("nntp mode_reader - end\n");
900 struct newsnntp_xover_resp_item **result;
904 struct xover_result {
908 static void xover_run(struct etpan_thread_op * op)
910 struct xover_param * param;
911 struct xover_result * result;
920 r = newsnntp_xover_single(param->nntp, param->beg, param->result);
922 r = newsnntp_xover_range(param->nntp, param->beg, param->end, param->msglist);
926 debug_print("nntp xover run - end %i\n", r);
929 int nntp_threaded_xover(Folder * folder, guint32 beg, guint32 end, struct newsnntp_xover_resp_item **single_result, clist **multiple_result)
931 struct xover_param param;
932 struct xover_result result;
934 debug_print("nntp xover - begin\n");
936 param.nntp = get_nntp(folder);
939 param.result = single_result;
940 param.msglist = multiple_result;
942 threaded_run(folder, ¶m, &result, xover_run);
944 debug_print("nntp xover - end\n");
961 static void xhdr_run(struct etpan_thread_op * op)
963 struct xhdr_param * param;
964 struct xhdr_result * result;
972 if (param->beg == param->end) {
973 r = newsnntp_xhdr_single(param->nntp, param->header, param->beg, param->hdrlist);
975 r = newsnntp_xhdr_range(param->nntp, param->header, param->beg, param->end, param->hdrlist);
979 debug_print("nntp xhdr run - end %i\n", r);
982 int nntp_threaded_xhdr(Folder * folder, const char *header, guint32 beg, guint32 end, clist **hdrlist)
984 struct xhdr_param param;
985 struct xhdr_result result;
987 debug_print("nntp xhdr - begin\n");
989 param.nntp = get_nntp(folder);
990 param.header = header;
993 param.hdrlist = hdrlist;
995 threaded_run(folder, ¶m, &result, xhdr_run);
997 debug_print("nntp xhdr - end\n");
1005 void nntp_main_init(void)
1008 void nntp_main_done(gboolean have_connectivity)
1011 void nntp_main_set_timeout(int sec)
1015 void nntp_threaded_cancel(Folder * folder);