src/etpan/imap-thread.c

   1 /*
   2  * Claws Mail -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 2005-2007 DINH Viet Hoa and the Claws Mail team
   4  *
   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.
   9  *
  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.
  14  *
  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/>.
  17  *
  18  */
  19
  20 #ifdef HAVE_CONFIG_H
  21 #  include "config.h"
  22 #endif
  23
  24 #ifdef HAVE_LIBETPAN
  25
  26 #include "imap-thread.h"
  27 #include <imap.h>
  28 #include <sys/types.h>
  29 #include <sys/stat.h>
  30 #if (defined(__DragonFly__) || defined (__NetBSD__) || defined (__FreeBSD__) || defined (__OpenBSD__) || defined (__CYGWIN__))
  31 #include <sys/socket.h>
  32 #endif
  33 #include <fcntl.h>
  34 #include <sys/mman.h>
  35 #include <sys/wait.h>
  36
  37 #include <gtk/gtk.h>
  38 #include <log.h>
  39 #include "etpan-thread-manager.h"
  40 #include "utils.h"
  41 #include "mainwindow.h"
  42 #include "ssl_certificate.h"
  43 #include "socket.h"
  44 #include "remotefolder.h"
  45
  46 #define DISABLE_LOG_DURING_LOGIN
  47
  48 static struct etpan_thread_manager * thread_manager = NULL;
  49 static chash * courier_workaround_hash = NULL;
  50 static chash * imap_hash = NULL;
  51 static chash * session_hash = NULL;
  52 static guint thread_manager_signal = 0;
  53 static GIOChannel * io_channel = NULL;
  54
  55 static void delete_imap(Folder *folder, mailimap *imap)
  56 {
  57         chashdatum key;
  58         chashdatum value;
  59
  60         key.data = &folder;
  61         key.len = sizeof(folder);
  62         value.data = imap;
  63         value.len = 0;
  64         chash_delete(session_hash, &key, NULL);
  65
  66         key.data = &imap;
  67         key.len = sizeof(imap);
  68         chash_delete(courier_workaround_hash, &key, NULL);
  69         if (imap && imap->imap_stream) {
  70                 /* we don't want libetpan to logout */
  71                 mailstream_close(imap->imap_stream);
  72                 imap->imap_stream = NULL;
  73         }
  74         debug_print("removing mailimap %p\n", imap);
  75         mailimap_free(imap);
  76 }
  77
  78 static gboolean thread_manager_event(GIOChannel * source,
  79     GIOCondition condition,
  80     gpointer data)
  81 {
  82         etpan_thread_manager_loop(thread_manager);
  83
  84         return TRUE;
  85 }
  86
  87 static void imap_logger_cmd(int direction, const char * str, size_t size)
  88 {
  89         gchar *buf;
  90         gchar **lines;
  91         int i = 0;
  92
  93         if (size > 8192) {
  94                 log_print(LOG_PROTOCOL, "IMAP4%c [CMD data - %zd bytes]\n", direction?'>':'<', size);
  95                 return;
  96         }
  97         buf = malloc(size+1);
  98         memset(buf, 0, size+1);
  99         strncpy(buf, str, size);
 100         buf[size] = '\0';
 101
 102         if (!strncmp(buf, "<<<<<<<", 7)
 103         ||  !strncmp(buf, ">>>>>>>", 7)) {
 104                 free(buf);
 105                 return;
 106         }
 107         while (strstr(buf, "\r"))
 108                 *strstr(buf, "\r") = ' ';
 109         while (strlen(buf) > 0 && buf[strlen(buf)-1] == '\n')
 110                 buf[strlen(buf)-1] = '\0';
 111
 112         lines = g_strsplit(buf, "\n", -1);
 113
 114         while (lines[i] && *lines[i]) {
 115                 log_print(LOG_PROTOCOL, "IMAP4%c %s\n", direction?'>':'<', lines[i]);
 116                 i++;
 117         }
 118         g_strfreev(lines);
 119         free(buf);
 120 }
 121
 122 static void imap_logger_fetch(int direction, const char * str, size_t size)
 123 {
 124         gchar *buf;
 125         gchar **lines;
 126         int i = 0;
 127
 128         if (size > 8192) {
 129                 log_print(LOG_PROTOCOL, "IMAP4%c [FETCH data - %zd bytes]\n", direction?'>':'<', size);
 130                 return;
 131         }
 132
 133         buf = malloc(size+1);
 134         memset(buf, 0, size+1);
 135         strncpy(buf, str, size);
 136         buf[size] = '\0';
 137         if (!strncmp(buf, "<<<<<<<", 7)
 138         ||  !strncmp(buf, ">>>>>>>", 7)) {
 139                 free(buf);
 140                 return;
 141         }
 142         while (strstr(buf, "\r"))
 143                 *strstr(buf, "\r") = ' ';
 144         while (strlen(buf) > 0 && buf[strlen(buf)-1] == '\n')
 145                 buf[strlen(buf)-1] = '\0';
 146
 147         lines = g_strsplit(buf, "\n", -1);
 148
 149         if (direction != 0 || (buf[0] == '*' && buf[1] == ' ') || size < 32) {
 150                 while (lines[i] && *lines[i]) {
 151                         log_print(LOG_PROTOCOL, "IMAP4%c %s\n", direction?'>':'<', lines[i]);
 152                         i++;
 153                 }
 154         } else {
 155                 log_print(LOG_PROTOCOL, "IMAP4%c [data - %zd bytes]\n", direction?'>':'<', size);
 156         }
 157         g_strfreev(lines);
 158         free(buf);
 159 }
 160
 161 static void imap_logger_uid(int direction, const char * str, size_t size)
 162 {
 163         gchar *buf;
 164         gchar **lines;
 165         int i = 0;
 166
 167         if (size > 8192) {
 168                 log_print(LOG_PROTOCOL, "IMAP4%c [UID data - %zd bytes]\n", direction?'>':'<', size);
 169                 return;
 170         }
 171         buf = malloc(size+1);
 172         memset(buf, 0, size+1);
 173         strncpy(buf, str, size);
 174         buf[size] = '\0';
 175         if (!strncmp(buf, "<<<<<<<", 7)
 176         ||  !strncmp(buf, ">>>>>>>", 7)) {
 177                 free(buf);
 178                 return;
 179         }
 180         while (strstr(buf, "\r"))
 181                 *strstr(buf, "\r") = ' ';
 182         while (strlen(buf) > 0 && buf[strlen(buf)-1] == '\n')
 183                 buf[strlen(buf)-1] = '\0';
 184
 185         lines = g_strsplit(buf, "\n", -1);
 186
 187         while (lines[i] && *lines[i]) {
 188                 int llen = strlen(lines[i]);
 189                 if (llen < 64)
 190                         log_print(LOG_PROTOCOL, "IMAP4%c %s\n", direction?'>':'<', lines[i]);
 191                 else {
 192                         gchar tmp[64];
 193                         strncpy2(tmp, lines[i], 63);
 194                         log_print(LOG_PROTOCOL, "IMAP4%c %s[... - %zd bytes more]\n", direction?'>':'<', tmp,
 195                                   llen-64);
 196                 }
 197                 i++;
 198         }
 199         g_strfreev(lines);
 200         free(buf);
 201 }
 202
 203 static void imap_logger_append(int direction, const char * str, size_t size)
 204 {
 205         gchar *buf;
 206         gchar **lines;
 207         int i = 0;
 208
 209         if (size > 8192) {
 210                 log_print(LOG_PROTOCOL, "IMAP4%c [APPEND data - %zd bytes]\n", direction?'>':'<', size);
 211                 return;
 212         } else if (direction == 0 && size > 64) {
 213                 log_print(LOG_PROTOCOL, "IMAP4%c [APPEND data - %zd bytes]\n", direction?'>':'<', size);
 214                 return;
 215         }
 216         buf = malloc(size+1);
 217         memset(buf, 0, size+1);
 218         strncpy(buf, str, size);
 219         buf[size] = '\0';
 220         if (!strncmp(buf, "<<<<<<<", 7)
 221         ||  !strncmp(buf, ">>>>>>>", 7)) {
 222                 free(buf);
 223                 return;
 224         }
 225         while (strstr(buf, "\r"))
 226                 *strstr(buf, "\r") = ' ';
 227         while (strlen(buf) > 0 && buf[strlen(buf)-1] == '\n')
 228                 buf[strlen(buf)-1] = '\0';
 229
 230         lines = g_strsplit(buf, "\n", -1);
 231
 232         if (direction == 0 || (buf[0] == '*' && buf[1] == ' ') || size < 64) {
 233                 while (lines[i] && *lines[i]) {
 234                         log_print(LOG_PROTOCOL, "IMAP4%c %s\n", direction?'>':'<', lines[i]);
 235                         i++;
 236                 }
 237         } else {
 238                 log_print(LOG_PROTOCOL, "IMAP4%c [data - %zd bytes]\n", direction?'>':'<', size);
 239         }
 240         g_strfreev(lines);
 241         free(buf);
 242 }
 243
 244 #define ETPAN_DEFAULT_NETWORK_TIMEOUT 60
 245 static gboolean etpan_skip_ssl_cert_check = FALSE;
 246 extern void mailsasl_ref(void);
 247
 248 void imap_main_init(gboolean skip_ssl_cert_check)
 249 {
 250         int fd_thread_manager;
 251
 252         etpan_skip_ssl_cert_check = skip_ssl_cert_check;
 253         mailstream_network_delay.tv_sec = ETPAN_DEFAULT_NETWORK_TIMEOUT;
 254         mailstream_network_delay.tv_usec = 0;
 255
 256         mailstream_debug = 1;
 257         mailstream_logger = imap_logger_cmd;
 258         mailsasl_ref();
 259
 260         imap_hash = chash_new(CHASH_COPYKEY, CHASH_DEFAULTSIZE);
 261         session_hash = chash_new(CHASH_COPYKEY, CHASH_DEFAULTSIZE);
 262         courier_workaround_hash = chash_new(CHASH_COPYKEY, CHASH_DEFAULTSIZE);
 263
 264         thread_manager = etpan_thread_manager_new();
 265
 266         fd_thread_manager = etpan_thread_manager_get_fd(thread_manager);
 267
 268         io_channel = g_io_channel_unix_new(fd_thread_manager);
 269
 270         thread_manager_signal = g_io_add_watch_full(io_channel, 0, G_IO_IN,
 271                                                     thread_manager_event,
 272                                                     (gpointer) NULL,
 273                                                     NULL);
 274 }
 275
 276 void imap_main_set_timeout(int sec)
 277 {
 278         mailstream_network_delay.tv_sec = sec;
 279         mailstream_network_delay.tv_usec = 0;
 280 }
 281
 282 void imap_main_done(void)
 283 {
 284         etpan_thread_manager_stop(thread_manager);
 285         etpan_thread_manager_join(thread_manager);
 286
 287         g_source_remove(thread_manager_signal);
 288         g_io_channel_unref(io_channel);
 289
 290         etpan_thread_manager_free(thread_manager);
 291
 292         chash_free(courier_workaround_hash);
 293         chash_free(session_hash);
 294         chash_free(imap_hash);
 295 }
 296
 297 void imap_init(Folder * folder)
 298 {
 299         struct etpan_thread * thread;
 300         chashdatum key;
 301         chashdatum value;
 302
 303         thread = etpan_thread_manager_get_thread(thread_manager);
 304
 305         key.data = &folder;
 306         key.len = sizeof(folder);
 307         value.data = thread;
 308         value.len = 0;
 309
 310         chash_set(imap_hash, &key, &value, NULL);
 311 }
 312
 313 void imap_done(Folder * folder)
 314 {
 315         struct etpan_thread * thread;
 316         chashdatum key;
 317         chashdatum value;
 318         int r;
 319
 320         key.data = &folder;
 321         key.len = sizeof(folder);
 322
 323         r = chash_get(imap_hash, &key, &value);
 324         if (r < 0)
 325                 return;
 326
 327         thread = value.data;
 328
 329         etpan_thread_unbind(thread);
 330
 331         chash_delete(imap_hash, &key, NULL);
 332
 333         debug_print("remove thread");
 334 }
 335
 336 static struct etpan_thread * get_thread(Folder * folder)
 337 {
 338         struct etpan_thread * thread;
 339         chashdatum key;
 340         chashdatum value;
 341
 342         key.data = &folder;
 343         key.len = sizeof(folder);
 344
 345         chash_get(imap_hash, &key, &value);
 346         thread = value.data;
 347
 348         return thread;
 349 }
 350
 351 static mailimap * get_imap(Folder * folder)
 352 {
 353         mailimap * imap;
 354         chashdatum key;
 355         chashdatum value;
 356         int r;
 357
 358         key.data = &folder;
 359         key.len = sizeof(folder);
 360
 361         r = chash_get(session_hash, &key, &value);
 362         if (r < 0)
 363                 return NULL;
 364
 365         imap = value.data;
 366         debug_print("found imap %p\n", imap);
 367         return imap;
 368 }
 369
 370
 371 static void generic_cb(int cancelled, void * result, void * callback_data)
 372 {
 373         struct etpan_thread_op * op;
 374
 375         op = (struct etpan_thread_op *) callback_data;
 376
 377         debug_print("generic_cb\n");
 378         if (op->imap && op->imap->imap_response_info &&
 379             op->imap->imap_response_info->rsp_alert) {
 380                 log_error(LOG_PROTOCOL, "IMAP4< Alert: %s\n",
 381                         op->imap->imap_response_info->rsp_alert);
 382                 mainwindow_show_error();
 383         }
 384         op->finished = 1;
 385 }
 386
 387 static void threaded_run(Folder * folder, void * param, void * result,
 388                          void (* func)(struct etpan_thread_op * ))
 389 {
 390         struct etpan_thread_op * op;
 391         struct etpan_thread * thread;
 392
 393         imap_folder_ref(folder);
 394
 395         op = etpan_thread_op_new();
 396
 397         op->imap = get_imap(folder);
 398         op->param = param;
 399         op->result = result;
 400
 401         op->cancellable = 0;
 402         op->run = func;
 403         op->callback = generic_cb;
 404         op->callback_data = op;
 405         op->cleanup = NULL;
 406
 407         op->finished = 0;
 408
 409         thread = get_thread(folder);
 410         etpan_thread_op_schedule(thread, op);
 411
 412         while (!op->finished) {
 413                 gtk_main_iteration();
 414         }
 415
 416         etpan_thread_op_free(op);
 417
 418         imap_folder_unref(folder);
 419 }
 420
 421
 422 /* connect */
 423
 424 struct connect_param {
 425         mailimap * imap;
 426         const char * server;
 427         int port;
 428 };
 429
 430 struct connect_result {
 431         int error;
 432 };
 433
 434 #define CHECK_IMAP() {                                          \
 435         if (!param->imap) {                                     \
 436                 result->error = MAILIMAP_ERROR_BAD_STATE;       \
 437                 return;                                         \
 438         }                                                       \
 439 }
 440
 441 static void connect_run(struct etpan_thread_op * op)
 442 {
 443         int r;
 444         struct connect_param * param;
 445         struct connect_result * result;
 446
 447         param = op->param;
 448         result = op->result;
 449
 450         CHECK_IMAP();
 451
 452         r = mailimap_socket_connect(param->imap,
 453                                     param->server, param->port);
 454
 455         result->error = r;
 456 }
 457
 458
 459 int imap_threaded_connect(Folder * folder, const char * server, int port)
 460 {
 461         struct connect_param param;
 462         struct connect_result result;
 463         chashdatum key;
 464         chashdatum value;
 465         mailimap * imap, * oldimap;
 466
 467         oldimap = get_imap(folder);
 468
 469         imap = mailimap_new(0, NULL);
 470
 471         if (oldimap) {
 472                 debug_print("deleting old imap %p\n", oldimap);
 473                 delete_imap(folder, oldimap);
 474         }
 475
 476         key.data = &folder;
 477         key.len = sizeof(folder);
 478         value.data = imap;
 479         value.len = 0;
 480         chash_set(session_hash, &key, &value, NULL);
 481
 482         param.imap = imap;
 483         param.server = server;
 484         param.port = port;
 485
 486         refresh_resolvers();
 487         threaded_run(folder, &param, &result, connect_run);
 488
 489         debug_print("connect ok %i with imap %p\n", result.error, imap);
 490
 491         return result.error;
 492 }
 493
 494 static int etpan_certificate_check(const unsigned char *certificate, int len, void *data)
 495 {
 496 #ifdef USE_OPENSSL
 497         struct connect_param *param = (struct connect_param *)data;
 498         X509 *cert = NULL;
 499
 500         if (certificate == NULL || len < 0) {
 501                 g_warning("no cert presented.\n");
 502                 return 0;
 503         }
 504         cert = d2i_X509(NULL, &certificate, len);
 505         if (cert == NULL) {
 506                 g_warning("can't get cert\n");
 507                 return 0;
 508         } else if (ssl_certificate_check(cert, NULL,
 509                 (gchar *)param->server, (gushort)param->port) == TRUE) {
 510                 X509_free(cert);
 511                 return 0;
 512         } else {
 513                 X509_free(cert);
 514                 return -1;
 515         }
 516 #else
 517         return 0;
 518 #endif
 519 }
 520
 521 static void connect_ssl_run(struct etpan_thread_op * op)
 522 {
 523         int r;
 524         struct connect_param * param;
 525         struct connect_result * result;
 526
 527         param = op->param;
 528         result = op->result;
 529
 530         CHECK_IMAP();
 531
 532         r = mailimap_ssl_connect(param->imap,
 533                                  param->server, param->port);
 534         result->error = r;
 535 }
 536
 537 int imap_threaded_connect_ssl(Folder * folder, const char * server, int port)
 538 {
 539         struct connect_param param;
 540         struct connect_result result;
 541         chashdatum key;
 542         chashdatum value;
 543         mailimap * imap, * oldimap;
 544         unsigned char *certificate = NULL;
 545         int cert_len;
 546
 547         oldimap = get_imap(folder);
 548
 549         imap = mailimap_new(0, NULL);
 550
 551         if (oldimap) {
 552                 debug_print("deleting old imap %p\n", oldimap);
 553                 delete_imap(folder, oldimap);
 554         }
 555
 556         key.data = &folder;
 557         key.len = sizeof(folder);
 558         value.data = imap;
 559         value.len = 0;
 560         chash_set(session_hash, &key, &value, NULL);
 561
 562         param.imap = imap;
 563         param.server = server;
 564         param.port = port;
 565
 566         refresh_resolvers();
 567         threaded_run(folder, &param, &result, connect_ssl_run);
 568
 569         if ((result.error == MAILIMAP_NO_ERROR_AUTHENTICATED ||
 570              result.error == MAILIMAP_NO_ERROR_NON_AUTHENTICATED) && !etpan_skip_ssl_cert_check) {
 571                 cert_len = (int)mailstream_ssl_get_certificate(imap->imap_stream, &certificate);
 572                 if (etpan_certificate_check(certificate, cert_len, &param) < 0)
 573                         return -1;
 574                 if (certificate)
 575                         free(certificate);
 576         }
 577         debug_print("connect %d with imap %p\n", result.error, imap);
 578
 579         return result.error;
 580 }
 581
 582 struct capa_param {
 583         mailimap * imap;
 584 };
 585
 586 struct capa_result {
 587         int error;
 588         struct mailimap_capability_data *caps;
 589 };
 590
 591 static void capability_run(struct etpan_thread_op * op)
 592 {
 593         int r;
 594         struct capa_param * param;
 595         struct capa_result * result;
 596         struct mailimap_capability_data *caps;
 597
 598         param = op->param;
 599         result = op->result;
 600
 601         CHECK_IMAP();
 602
 603         r = mailimap_capability(param->imap, &caps);
 604
 605         result->error = r;
 606         result->caps = (r == 0 ? caps : NULL);
 607 }
 608
 609
 610 struct mailimap_capability_data * imap_threaded_capability(Folder *folder, int *ok)
 611 {
 612         struct capa_param param;
 613         struct capa_result result;
 614         mailimap *imap;
 615
 616         imap = get_imap(folder);
 617
 618         param.imap = imap;
 619
 620         threaded_run(folder, &param, &result, capability_run);
 621
 622         debug_print("capa %d\n", result.error);
 623
 624         if (ok)
 625                 *ok = result.error;
 626
 627         return result.caps;
 628
 629 }
 630
 631 struct disconnect_param {
 632         mailimap * imap;
 633 };
 634
 635 struct disconnect_result {
 636         int error;
 637 };
 638
 639 static void disconnect_run(struct etpan_thread_op * op)
 640 {
 641         int r;
 642         struct disconnect_param * param;
 643         struct disconnect_result * result;
 644
 645         param = op->param;
 646         result = op->result;
 647
 648         CHECK_IMAP();
 649
 650         r = mailimap_logout(param->imap);
 651
 652         result->error = r;
 653 }
 654
 655 void imap_threaded_disconnect(Folder * folder)
 656 {
 657         struct connect_param param;
 658         struct connect_result result;
 659         mailimap * imap;
 660
 661         imap = get_imap(folder);
 662         if (imap == NULL) {
 663                 debug_print("was disconnected\n");
 664                 return;
 665         }
 666
 667         param.imap = imap;
 668
 669         threaded_run(folder, &param, &result, disconnect_run);
 670
 671         if (imap == get_imap(folder)) {
 672                 debug_print("deleting old imap %p\n", imap);
 673                 delete_imap(folder, imap);
 674         } else {
 675                 debug_print("imap already deleted %p\n", imap);
 676         }
 677
 678         debug_print("disconnect ok\n");
 679 }
 680
 681
 682 struct list_param {
 683         mailimap * imap;
 684         const char * base;
 685         const char * wildcard;
 686         gboolean sub_only;
 687 };
 688
 689 struct list_result {
 690         int error;
 691         clist * list;
 692 };
 693
 694 static void list_run(struct etpan_thread_op * op)
 695 {
 696         struct list_param * param;
 697         struct list_result * result;
 698         int r;
 699         clist * list;
 700
 701         param = op->param;
 702         result = op->result;
 703
 704         CHECK_IMAP();
 705
 706         list = NULL;
 707
 708         if (param->base == NULL || param->wildcard == NULL) {
 709                 result->list = list;
 710                 result->error = -1;
 711                 debug_print("no base or wildcard (%p %p)\n", param->base, param->wildcard);
 712                 return;
 713         }
 714         if (param->sub_only)
 715                 r = mailimap_lsub(param->imap, param->base,
 716                           param->wildcard, &list);
 717         else
 718                 r = mailimap_list(param->imap, param->base,
 719                           param->wildcard, &list);
 720         result->error = r;
 721         result->list = list;
 722         debug_print("imap list run - end\n");
 723 }
 724
 725 int imap_threaded_list(Folder * folder, const char * base,
 726                        const char * wildcard,
 727                        clist ** p_result)
 728 {
 729         struct list_param param;
 730         struct list_result result;
 731
 732         debug_print("imap list - begin\n");
 733
 734         param.imap = get_imap(folder);
 735         param.base = base;
 736         param.wildcard = wildcard;
 737         param.sub_only = FALSE;
 738
 739         threaded_run(folder, &param, &result, list_run);
 740
 741         * p_result = result.list;
 742
 743         debug_print("imap list - end %p\n", result.list);
 744
 745         return result.error;
 746 }
 747
 748 int imap_threaded_lsub(Folder * folder, const char * base,
 749                        const char * wildcard,
 750                        clist ** p_result)
 751 {
 752         struct list_param param;
 753         struct list_result result;
 754
 755         debug_print("imap lsub - begin\n");
 756
 757         param.imap = get_imap(folder);
 758         param.base = base;
 759         param.wildcard = wildcard;
 760         param.sub_only = TRUE;
 761
 762         threaded_run(folder, &param, &result, list_run);
 763
 764         * p_result = result.list;
 765
 766         debug_print("imap lsub - end %p\n", result.list);
 767
 768         return result.error;
 769 }
 770
 771 struct subscribe_param {
 772         mailimap * imap;
 773         const char * mb;
 774         gboolean subscribe;
 775 };
 776
 777 struct subscribe_result {
 778         int error;
 779 };
 780
 781 static void subscribe_run(struct etpan_thread_op * op)
 782 {
 783         struct subscribe_param * param;
 784         struct subscribe_result * result;
 785         int r;
 786
 787         param = op->param;
 788         result = op->result;
 789
 790         CHECK_IMAP();
 791
 792         if (param->mb == NULL) {
 793                 result->error = -1;
 794                 debug_print("no mb\n");
 795                 return;
 796         }
 797         if (param->subscribe)
 798                 r = mailimap_subscribe(param->imap, param->mb);
 799         else
 800                 r = mailimap_unsubscribe(param->imap, param->mb);
 801         result->error = r;
 802         debug_print("imap %ssubscribe run - end %d\n", param->subscribe?"":"un", r);
 803 }
 804
 805 int imap_threaded_subscribe(Folder * folder, const char * mb,
 806                        gboolean subscribe)
 807 {
 808         struct subscribe_param param;
 809         struct subscribe_result result;
 810
 811         debug_print("imap list - begin\n");
 812
 813         param.imap = get_imap(folder);
 814         param.mb = mb;
 815         param.subscribe = subscribe;
 816
 817         threaded_run(folder, &param, &result, subscribe_run);
 818
 819         return result.error;
 820 }
 821
 822 struct login_param {
 823         mailimap * imap;
 824         const char * login;
 825         const char * password;
 826         const char * type;
 827         const char * server;
 828 };
 829
 830 struct login_result {
 831         int error;
 832 };
 833
 834 static void login_run(struct etpan_thread_op * op)
 835 {
 836         struct login_param * param;
 837         struct login_result * result;
 838         int r;
 839 #ifdef DISABLE_LOG_DURING_LOGIN
 840         int old_debug;
 841 #endif
 842
 843         param = op->param;
 844         result = op->result;
 845
 846         CHECK_IMAP();
 847
 848 #ifdef DISABLE_LOG_DURING_LOGIN
 849         old_debug = mailstream_debug;
 850         mailstream_debug = 0;
 851 #endif
 852         if (!strcmp(param->type, "LOGIN"))
 853                 r = mailimap_login(param->imap,
 854                            param->login, param->password);
 855         else if (!strcmp(param->type, "GSSAPI"))
 856                 r = mailimap_authenticate(param->imap,
 857                         param->type, param->server, NULL, NULL,
 858                         param->login, param->login,
 859                         param->password, NULL);
 860         else
 861                 r = mailimap_authenticate(param->imap,
 862                         param->type, NULL, NULL, NULL,
 863                         param->login, param->login,
 864                         param->password, NULL);
 865 #ifdef DISABLE_LOG_DURING_LOGIN
 866         mailstream_debug = old_debug;
 867 #endif
 868
 869         result->error = r;
 870         debug_print("imap login run - end %i\n", r);
 871 }
 872
 873 int imap_threaded_login(Folder * folder,
 874                         const char * login, const char * password,
 875                         const char * type)
 876 {
 877         struct login_param param;
 878         struct login_result result;
 879
 880         debug_print("imap login - begin\n");
 881
 882         param.imap = get_imap(folder);
 883         param.login = login;
 884         param.password = password;
 885         param.type = type;
 886         if (folder && folder->account)
 887                 param.server = folder->account->recv_server;
 888         else
 889                 param.server = NULL;
 890
 891         threaded_run(folder, &param, &result, login_run);
 892
 893         debug_print("imap login - end\n");
 894
 895         return result.error;
 896 }
 897
 898
 899 struct status_param {
 900         mailimap * imap;
 901         const char * mb;
 902         struct mailimap_status_att_list * status_att_list;
 903 };
 904
 905 struct status_result {
 906         int error;
 907         struct mailimap_mailbox_data_status * data_status;
 908 };
 909
 910 static void status_run(struct etpan_thread_op * op)
 911 {
 912         struct status_param * param;
 913         struct status_result * result;
 914         int r;
 915
 916         param = op->param;
 917         result = op->result;
 918
 919         CHECK_IMAP();
 920
 921         r = mailimap_status(param->imap, param->mb,
 922                             param->status_att_list,
 923                             &result->data_status);
 924
 925         result->error = r;
 926         debug_print("imap status run - end %i\n", r);
 927 }
 928
 929 int imap_threaded_status(Folder * folder, const char * mb,
 930                          struct mailimap_mailbox_data_status ** data_status,
 931                          guint mask)
 932 {
 933         struct status_param param;
 934         struct status_result result;
 935         struct mailimap_status_att_list * status_att_list;
 936
 937         debug_print("imap status - begin\n");
 938
 939         status_att_list = mailimap_status_att_list_new_empty();
 940         if (mask & 1 << 0) {
 941                 mailimap_status_att_list_add(status_att_list,
 942                                      MAILIMAP_STATUS_ATT_MESSAGES);
 943         }
 944         if (mask & 1 << 1) {
 945                 mailimap_status_att_list_add(status_att_list,
 946                                      MAILIMAP_STATUS_ATT_RECENT);
 947         }
 948         if (mask & 1 << 2) {
 949                 mailimap_status_att_list_add(status_att_list,
 950                                      MAILIMAP_STATUS_ATT_UIDNEXT);
 951         }
 952         if (mask & 1 << 3) {
 953                 mailimap_status_att_list_add(status_att_list,
 954                                      MAILIMAP_STATUS_ATT_UIDVALIDITY);
 955         }
 956         if (mask & 1 << 4) {
 957                 mailimap_status_att_list_add(status_att_list,
 958                                      MAILIMAP_STATUS_ATT_UNSEEN);
 959         }
 960         param.imap = get_imap(folder);
 961         param.mb = mb;
 962         param.status_att_list = status_att_list;
 963
 964         threaded_run(folder, &param, &result, status_run);
 965
 966         debug_print("imap status - end\n");
 967
 968         * data_status = result.data_status;
 969
 970         mailimap_status_att_list_free(status_att_list);
 971
 972         return result.error;
 973 }
 974
 975
 976
 977 struct noop_param {
 978         mailimap * imap;
 979 };
 980
 981 struct noop_result {
 982         int error;
 983 };
 984
 985 static void noop_run(struct etpan_thread_op * op)
 986 {
 987         struct noop_param * param;
 988         struct noop_result * result;
 989         int r;
 990
 991         param = op->param;
 992         result = op->result;
 993
 994         CHECK_IMAP();
 995
 996         r = mailimap_noop(param->imap);
 997
 998         result->error = r;
 999         debug_print("imap noop run - end %i\n", r);
1000 }
1001
1002 int imap_threaded_noop(Folder * folder, unsigned int * p_exists,
1003                        unsigned int *p_recent,
1004                        unsigned int *p_expunge,
1005                        unsigned int *p_unseen,
1006                        unsigned int *p_uidnext,
1007                        unsigned int *p_uidval)
1008 {
1009         struct noop_param param;
1010         struct noop_result result;
1011         mailimap * imap;
1012
1013         debug_print("imap noop - begin\n");
1014
1015         imap = get_imap(folder);
1016         param.imap = imap;
1017
1018         threaded_run(folder, &param, &result, noop_run);
1019
1020         if (result.error == 0 && imap && imap->imap_selection_info != NULL) {
1021                 * p_exists = imap->imap_selection_info->sel_exists;
1022                 * p_recent = imap->imap_selection_info->sel_recent;
1023                 * p_unseen = imap->imap_selection_info->sel_unseen;
1024                 * p_uidnext = imap->imap_selection_info->sel_uidnext;
1025                 * p_uidval = imap->imap_selection_info->sel_uidvalidity;
1026         } else {
1027                 * p_exists = 0;
1028                 * p_recent = 0;
1029                 * p_unseen = 0;
1030                 * p_uidnext = 0;
1031                 * p_uidval = 0;
1032         }
1033         if (result.error == 0 && imap && imap->imap_response_info != NULL &&
1034             imap->imap_response_info->rsp_expunged != NULL) {
1035                 * p_expunge = clist_count(imap->imap_response_info->rsp_expunged);
1036         } else {
1037                 * p_expunge = 0;
1038         }
1039         debug_print("imap noop - end [EXISTS %d RECENT %d EXPUNGE %d UNSEEN %d UIDNEXT %d UIDVAL %d]\n",
1040                 *p_exists, *p_recent, *p_expunge, *p_unseen,
1041                 *p_uidnext, *p_uidval);
1042
1043         return result.error;
1044 }
1045
1046
1047 struct starttls_result {
1048         int error;
1049 };
1050
1051 static void starttls_run(struct etpan_thread_op * op)
1052 {
1053         struct connect_param * param;
1054         struct starttls_result * result;
1055         int r;
1056
1057         param = op->param;
1058         result = op->result;
1059
1060         CHECK_IMAP();
1061
1062         r = mailimap_starttls(param->imap);
1063
1064         result->error = r;
1065         debug_print("imap starttls run - end %i\n", r);
1066
1067         if (r == 0) {
1068                 mailimap *imap = param->imap;
1069                 mailstream_low *plain_low = NULL;
1070                 mailstream_low *tls_low = NULL;
1071                 int fd = -1;
1072
1073                 plain_low = mailstream_get_low(imap->imap_stream);
1074                 fd = mailstream_low_get_fd(plain_low);
1075                 if (fd == -1) {
1076                         debug_print("imap starttls run - can't get fd\n");
1077                         result->error = MAILIMAP_ERROR_STREAM;
1078                         return;
1079                 }
1080
1081                 tls_low = mailstream_low_tls_open(fd);
1082                 if (tls_low == NULL) {
1083                         debug_print("imap starttls run - can't tls_open\n");
1084                         result->error = MAILIMAP_ERROR_STREAM;
1085                         return;
1086                 }
1087                 mailstream_low_free(plain_low);
1088                 mailstream_set_low(imap->imap_stream, tls_low);
1089         }
1090 }
1091
1092 int imap_threaded_starttls(Folder * folder, const gchar *host, int port)
1093 {
1094         struct connect_param param;
1095         struct starttls_result result;
1096         int cert_len;
1097         unsigned char *certificate;
1098
1099         debug_print("imap starttls - begin\n");
1100
1101         param.imap = get_imap(folder);
1102         param.server = host;
1103         param.port = port;
1104
1105         threaded_run(folder, &param, &result, starttls_run);
1106
1107         debug_print("imap starttls - end\n");
1108
1109         if (result.error == 0 && param.imap && !etpan_skip_ssl_cert_check) {
1110                 cert_len = (int)mailstream_ssl_get_certificate(param.imap->imap_stream, &certificate);
1111                 if (etpan_certificate_check(certificate, cert_len, &param) < 0)
1112                         result.error = MAILIMAP_ERROR_STREAM;
1113                 if (certificate)
1114                         free(certificate);
1115         }
1116         return result.error;
1117 }
1118
1119
1120
1121 struct create_param {
1122         mailimap * imap;
1123         const char * mb;
1124 };
1125
1126 struct create_result {
1127         int error;
1128 };
1129
1130 static void create_run(struct etpan_thread_op * op)
1131 {
1132         struct create_param * param;
1133         struct create_result * result;
1134         int r;
1135
1136         param = op->param;
1137         result = op->result;
1138
1139         CHECK_IMAP();
1140
1141         r = mailimap_create(param->imap, param->mb);
1142
1143         result->error = r;
1144         debug_print("imap create run - end %i\n", r);
1145 }
1146
1147 int imap_threaded_create(Folder * folder, const char * mb)
1148 {
1149         struct create_param param;
1150         struct create_result result;
1151
1152         debug_print("imap create - begin\n");
1153
1154         param.imap = get_imap(folder);
1155         param.mb = mb;
1156
1157         threaded_run(folder, &param, &result, create_run);
1158
1159         debug_print("imap create - end\n");
1160
1161         return result.error;
1162 }
1163
1164
1165
1166
1167 struct rename_param {
1168         mailimap * imap;
1169         const char * mb;
1170         const char * new_name;
1171 };
1172
1173 struct rename_result {
1174         int error;
1175 };
1176
1177 static void rename_run(struct etpan_thread_op * op)
1178 {
1179         struct rename_param * param;
1180         struct rename_result * result;
1181         int r;
1182
1183         param = op->param;
1184         result = op->result;
1185
1186         CHECK_IMAP();
1187
1188         r = mailimap_rename(param->imap, param->mb, param->new_name);
1189
1190         result->error = r;
1191         debug_print("imap rename run - end %i\n", r);
1192 }
1193
1194 int imap_threaded_rename(Folder * folder,
1195                          const char * mb, const char * new_name)
1196 {
1197         struct rename_param param;
1198         struct rename_result result;
1199
1200         debug_print("imap rename - begin\n");
1201
1202         param.imap = get_imap(folder);
1203         param.mb = mb;
1204         param.new_name = new_name;
1205
1206         threaded_run(folder, &param, &result, rename_run);
1207
1208         debug_print("imap rename - end\n");
1209
1210         return result.error;
1211 }
1212
1213
1214
1215
1216 struct delete_param {
1217         mailimap * imap;
1218         const char * mb;
1219 };
1220
1221 struct delete_result {
1222         int error;
1223 };
1224
1225 static void delete_run(struct etpan_thread_op * op)
1226 {
1227         struct delete_param * param;
1228         struct delete_result * result;
1229         int r;
1230
1231         param = op->param;
1232         result = op->result;
1233
1234         CHECK_IMAP();
1235
1236         r = mailimap_delete(param->imap, param->mb);
1237
1238         result->error = r;
1239         debug_print("imap delete run - end %i\n", r);
1240 }
1241
1242 int imap_threaded_delete(Folder * folder, const char * mb)
1243 {
1244         struct delete_param param;
1245         struct delete_result result;
1246
1247         debug_print("imap delete - begin\n");
1248
1249         param.imap = get_imap(folder);
1250         param.mb = mb;
1251
1252         threaded_run(folder, &param, &result, delete_run);
1253
1254         debug_print("imap delete - end\n");
1255
1256         return result.error;
1257 }
1258
1259
1260
1261 struct select_param {
1262         mailimap * imap;
1263         const char * mb;
1264 };
1265
1266 struct select_result {
1267         int error;
1268 };
1269
1270 static void select_run(struct etpan_thread_op * op)
1271 {
1272         struct select_param * param;
1273         struct select_result * result;
1274         int r;
1275
1276         param = op->param;
1277         result = op->result;
1278
1279         CHECK_IMAP();
1280
1281         r = mailimap_select(param->imap, param->mb);
1282
1283         result->error = r;
1284         debug_print("imap select run - end %i\n", r);
1285 }
1286
1287 int imap_threaded_select(Folder * folder, const char * mb,
1288                          gint * exists, gint * recent, gint * unseen,
1289                          guint32 * uid_validity)
1290 {
1291         struct select_param param;
1292         struct select_result result;
1293         mailimap * imap;
1294
1295         debug_print("imap select - begin\n");
1296
1297         imap = get_imap(folder);
1298         param.imap = imap;
1299         param.mb = mb;
1300
1301         threaded_run(folder, &param, &result, select_run);
1302
1303         if (result.error != MAILIMAP_NO_ERROR)
1304                 return result.error;
1305
1306         if (!imap || imap->imap_selection_info == NULL)
1307                 return MAILIMAP_ERROR_PARSE;
1308
1309         * exists = imap->imap_selection_info->sel_exists;
1310         * recent = imap->imap_selection_info->sel_recent;
1311         * unseen = imap->imap_selection_info->sel_unseen;
1312         * uid_validity = imap->imap_selection_info->sel_uidvalidity;
1313
1314         debug_print("imap select - end\n");
1315
1316         return result.error;
1317 }
1318
1319 static void close_run(struct etpan_thread_op * op)
1320 {
1321         struct select_param * param;
1322         struct select_result * result;
1323         int r;
1324
1325         param = op->param;
1326         result = op->result;
1327
1328         CHECK_IMAP();
1329
1330         r = mailimap_close(param->imap);
1331
1332         result->error = r;
1333         debug_print("imap close run - end %i\n", r);
1334 }
1335
1336 int imap_threaded_close(Folder * folder)
1337 {
1338         struct select_param param;
1339         struct select_result result;
1340         mailimap * imap;
1341
1342         debug_print("imap close - begin\n");
1343
1344         imap = get_imap(folder);
1345         param.imap = imap;
1346
1347         threaded_run(folder, &param, &result, close_run);
1348
1349         if (result.error != MAILIMAP_NO_ERROR)
1350                 return result.error;
1351
1352         debug_print("imap close - end\n");
1353
1354         return result.error;
1355 }
1356
1357 struct examine_param {
1358         mailimap * imap;
1359         const char * mb;
1360 };
1361
1362 struct examine_result {
1363         int error;
1364 };
1365
1366 static void examine_run(struct etpan_thread_op * op)
1367 {
1368         struct examine_param * param;
1369         struct examine_result * result;
1370         int r;
1371
1372         param = op->param;
1373         result = op->result;
1374
1375         CHECK_IMAP();
1376
1377         r = mailimap_examine(param->imap, param->mb);
1378
1379         result->error = r;
1380         debug_print("imap examine run - end %i\n", r);
1381 }
1382
1383 int imap_threaded_examine(Folder * folder, const char * mb,
1384                           gint * exists, gint * recent, gint * unseen,
1385                           guint32 * uid_validity)
1386 {
1387         struct examine_param param;
1388         struct examine_result result;
1389         mailimap * imap;
1390
1391         debug_print("imap examine - begin\n");
1392
1393         imap = get_imap(folder);
1394         param.imap = imap;
1395         param.mb = mb;
1396
1397         threaded_run(folder, &param, &result, examine_run);
1398
1399         if (result.error != MAILIMAP_NO_ERROR)
1400                 return result.error;
1401
1402         if (!imap || imap->imap_selection_info == NULL)
1403                 return MAILIMAP_ERROR_PARSE;
1404
1405         * exists = imap->imap_selection_info->sel_exists;
1406         * recent = imap->imap_selection_info->sel_recent;
1407         * unseen = imap->imap_selection_info->sel_unseen;
1408         * uid_validity = imap->imap_selection_info->sel_uidvalidity;
1409
1410         debug_print("imap examine - end\n");
1411
1412         return result.error;
1413 }
1414
1415
1416
1417
1418 struct search_param {
1419         mailimap * imap;
1420         int type;
1421         struct mailimap_set * set;
1422 };
1423
1424 struct search_result {
1425         int error;
1426         clist * search_result;
1427 };
1428
1429 static struct mailimap_set_item *sc_mailimap_set_item_copy(struct mailimap_set_item *orig)
1430 {
1431         return mailimap_set_item_new(orig->set_first, orig->set_last);
1432 }
1433
1434 static struct mailimap_set *sc_mailimap_set_copy(struct mailimap_set *orig)
1435 {
1436         clist *list = orig ? orig->set_list : NULL;
1437         clist *newlist = clist_new();
1438         clistiter *cur;
1439
1440         if (!orig)
1441                 return NULL;
1442         for (cur = clist_begin(list); cur; cur = clist_next(cur))
1443                 clist_append(newlist,
1444                         sc_mailimap_set_item_copy(
1445                         (struct mailimap_set_item *)clist_content(cur)));
1446         return mailimap_set_new(newlist);
1447 }
1448
1449 static void search_run(struct etpan_thread_op * op)
1450 {
1451         struct search_param * param;
1452         struct search_result * result;
1453         int r;
1454         struct mailimap_search_key * key = NULL;
1455         struct mailimap_search_key * uid_key = NULL;
1456         struct mailimap_search_key * search_type_key;
1457         clist * search_result;
1458
1459         param = op->param;
1460         result = op->result;
1461
1462         CHECK_IMAP();
1463
1464         /* we copy the mailimap_set because freeing the key is recursive */
1465         if (param->set != NULL) {
1466                 uid_key = mailimap_search_key_new_uid(sc_mailimap_set_copy(param->set));
1467         } else if (param->type == IMAP_SEARCH_TYPE_SIMPLE) {
1468                 uid_key = mailimap_search_key_new_all();
1469         }
1470         search_type_key = NULL;
1471         switch (param->type) {
1472         case IMAP_SEARCH_TYPE_SIMPLE:
1473                 search_type_key = NULL;
1474                 break;
1475
1476         case IMAP_SEARCH_TYPE_SEEN:
1477                 search_type_key = mailimap_search_key_new(MAILIMAP_SEARCH_KEY_SEEN,
1478                                                           NULL, NULL, NULL, NULL, NULL,
1479                                                           NULL, NULL, NULL, NULL, NULL,
1480                                                           NULL, NULL, NULL, NULL, 0,
1481                                                           NULL, NULL, NULL, NULL, NULL,
1482                                                           NULL, 0, NULL, NULL, NULL);
1483                 break;
1484
1485         case IMAP_SEARCH_TYPE_UNSEEN:
1486                 search_type_key = mailimap_search_key_new(MAILIMAP_SEARCH_KEY_UNSEEN,
1487                                                           NULL, NULL, NULL, NULL, NULL,
1488                                                           NULL, NULL, NULL, NULL, NULL,
1489                                                           NULL, NULL, NULL, NULL, 0,
1490                                                           NULL, NULL, NULL, NULL, NULL,
1491                                                           NULL, 0, NULL, NULL, NULL);
1492                 break;
1493
1494         case IMAP_SEARCH_TYPE_ANSWERED:
1495                 search_type_key = mailimap_search_key_new(MAILIMAP_SEARCH_KEY_ANSWERED,
1496                                                           NULL, NULL, NULL, NULL, NULL,
1497                                                           NULL, NULL, NULL, NULL, NULL,
1498                                                           NULL, NULL, NULL, NULL, 0,
1499                                                           NULL, NULL, NULL, NULL, NULL,
1500                                                           NULL, 0, NULL, NULL, NULL);
1501                 break;
1502
1503         case IMAP_SEARCH_TYPE_FLAGGED:
1504                 search_type_key = mailimap_search_key_new(MAILIMAP_SEARCH_KEY_FLAGGED,
1505                                                           NULL, NULL, NULL, NULL, NULL,
1506                                                           NULL, NULL, NULL, NULL, NULL,
1507                                                           NULL, NULL, NULL, NULL, 0,
1508                                                           NULL, NULL, NULL, NULL, NULL,
1509                                                           NULL, 0, NULL, NULL, NULL);
1510                 break;
1511         case IMAP_SEARCH_TYPE_DELETED:
1512                 search_type_key = mailimap_search_key_new(MAILIMAP_SEARCH_KEY_DELETED,
1513                                                           NULL, NULL, NULL, NULL, NULL,
1514                                                           NULL, NULL, NULL, NULL, NULL,
1515                                                           NULL, NULL, NULL, NULL, 0,
1516                                                           NULL, NULL, NULL, NULL, NULL,
1517                                                           NULL, 0, NULL, NULL, NULL);
1518                 break;
1519         }
1520
1521         if (search_type_key != NULL) {
1522                 if (param->set != NULL) {
1523                         key = mailimap_search_key_new_multiple_empty();
1524                         mailimap_search_key_multiple_add(key, search_type_key);
1525                         mailimap_search_key_multiple_add(key, uid_key);
1526                 } else {
1527                         key = search_type_key;
1528                 }
1529         } else if (uid_key != NULL) {
1530                 key = uid_key;
1531         }
1532
1533         if (key == NULL) {
1534                 g_warning("no key!");
1535                 result = op->result;
1536                 result->error = -1;
1537                 result->search_result = NULL;
1538         } else {
1539                 mailstream_logger = imap_logger_uid;
1540
1541                 r = mailimap_uid_search(param->imap, NULL, key, &search_result);
1542
1543                 mailstream_logger = imap_logger_cmd;
1544
1545                 /* free the key (with the imapset) */
1546                 mailimap_search_key_free(key);
1547
1548                 result->error = r;
1549                 result->search_result = search_result;
1550         }
1551         debug_print("imap search run - end %i\n", result->error);
1552 }
1553
1554 int imap_threaded_search(Folder * folder, int search_type,
1555                          struct mailimap_set * set, clist ** search_result)
1556 {
1557         struct search_param param;
1558         struct search_result result;
1559         mailimap * imap;
1560
1561         debug_print("imap search - begin\n");
1562
1563         imap = get_imap(folder);
1564         param.imap = imap;
1565         param.set = set;
1566         param.type = search_type;
1567
1568         threaded_run(folder, &param, &result, search_run);
1569
1570         if (result.error != MAILIMAP_NO_ERROR)
1571                 return result.error;
1572
1573         debug_print("imap search - end\n");
1574
1575         * search_result = result.search_result;
1576
1577         return result.error;
1578 }
1579
1580
1581
1582 static int imap_get_msg_att_info(struct mailimap_msg_att * msg_att,
1583                                  uint32_t * puid,
1584                                  char ** pheaders,
1585                                  size_t * pref_size,
1586                                  struct mailimap_msg_att_dynamic ** patt_dyn);
1587
1588 static int
1589 result_to_uid_list(clist * fetch_result, carray ** result)
1590 {
1591         clistiter * cur;
1592         int r;
1593         int res;
1594         carray * tab;
1595
1596         tab = carray_new(128);
1597         if (tab == NULL) {
1598                 res = MAILIMAP_ERROR_MEMORY;
1599                 goto err;
1600         }
1601
1602         for(cur = clist_begin(fetch_result) ; cur != NULL ;
1603             cur = clist_next(cur)) {
1604                 struct mailimap_msg_att * msg_att;
1605                 uint32_t uid;
1606                 uint32_t * puid;
1607
1608                 msg_att = clist_content(cur);
1609
1610                 uid = 0;
1611                 imap_get_msg_att_info(msg_att, &uid, NULL, NULL, NULL);
1612
1613                 puid = malloc(sizeof(* puid));
1614                 if (puid == NULL) {
1615                         res = MAILIMAP_ERROR_MEMORY;
1616                         goto free_list;
1617                 }
1618                 * puid = uid;
1619
1620                 r = carray_add(tab, puid, NULL);
1621                 if (r < 0) {
1622                         free(puid);
1623                         res = MAILIMAP_ERROR_MEMORY;
1624                         goto free_list;
1625                 }
1626         }
1627
1628         * result = tab;
1629
1630         return MAILIMAP_NO_ERROR;
1631
1632  free_list:
1633         imap_fetch_uid_list_free(tab);
1634  err:
1635         return res;
1636 }
1637
1638 static int imap_get_messages_list(mailimap * imap,
1639                                   uint32_t first_index,
1640                                   carray ** result)
1641 {
1642         carray * env_list;
1643         int r;
1644         struct mailimap_fetch_att * fetch_att;
1645         struct mailimap_fetch_type * fetch_type;
1646         struct mailimap_set * set;
1647         clist * fetch_result;
1648         int res;
1649
1650         set = mailimap_set_new_interval(first_index, 0);
1651         if (set == NULL) {
1652                 res = MAILIMAP_ERROR_MEMORY;
1653                 goto err;
1654         }
1655
1656         fetch_type = mailimap_fetch_type_new_fetch_att_list_empty();
1657         if (fetch_type == NULL) {
1658                 res = MAILIMAP_ERROR_MEMORY;
1659                 goto free_set;
1660         }
1661
1662         fetch_att = mailimap_fetch_att_new_uid();
1663         if (fetch_att == NULL) {
1664                 res = MAILIMAP_ERROR_MEMORY;
1665                 goto free_fetch_type;
1666         }
1667
1668         r = mailimap_fetch_type_new_fetch_att_list_add(fetch_type, fetch_att);
1669         if (r != MAILIMAP_NO_ERROR) {
1670                 mailimap_fetch_att_free(fetch_att);
1671                 res = MAILIMAP_ERROR_MEMORY;
1672                 goto free_fetch_type;
1673         }
1674
1675         r = mailimap_uid_fetch(imap, set,
1676                                fetch_type, &fetch_result);
1677
1678         mailimap_fetch_type_free(fetch_type);
1679         mailimap_set_free(set);
1680
1681         if (r != MAILIMAP_NO_ERROR) {
1682                 res = r;
1683                 goto err;
1684         }
1685
1686         env_list = NULL;
1687         r = result_to_uid_list(fetch_result, &env_list);
1688         mailimap_fetch_list_free(fetch_result);
1689
1690         * result = env_list;
1691
1692         return MAILIMAP_NO_ERROR;
1693
1694  free_fetch_type:
1695         mailimap_fetch_type_free(fetch_type);
1696  free_set:
1697         mailimap_set_free(set);
1698  err:
1699         return res;
1700 }
1701
1702
1703
1704
1705 struct fetch_uid_param {
1706         mailimap * imap;
1707         uint32_t first_index;
1708 };
1709
1710 struct fetch_uid_result {
1711         int error;
1712         carray * fetch_result;
1713 };
1714
1715 static void fetch_uid_run(struct etpan_thread_op * op)
1716 {
1717         struct fetch_uid_param * param;
1718         struct fetch_uid_result * result;
1719         carray * fetch_result;
1720         int r;
1721
1722         param = op->param;
1723         result = op->result;
1724
1725         CHECK_IMAP();
1726
1727         fetch_result = NULL;
1728         mailstream_logger = NULL;
1729         log_print(LOG_PROTOCOL, "IMAP4- [fetching UIDs...]\n");
1730
1731         r = imap_get_messages_list(param->imap, param->first_index,
1732                                    &fetch_result);
1733
1734         mailstream_logger = imap_logger_cmd;
1735
1736         result->error = r;
1737         result->fetch_result = fetch_result;
1738         debug_print("imap fetch_uid run - end %i\n", r);
1739 }
1740
1741 int imap_threaded_fetch_uid(Folder * folder, uint32_t first_index,
1742                             carray ** fetch_result)
1743 {
1744         struct fetch_uid_param param;
1745         struct fetch_uid_result result;
1746         mailimap * imap;
1747
1748         debug_print("imap fetch_uid - begin\n");
1749
1750         imap = get_imap(folder);
1751         param.imap = imap;
1752         param.first_index = first_index;
1753
1754         threaded_run(folder, &param, &result, fetch_uid_run);
1755
1756         if (result.error != MAILIMAP_NO_ERROR)
1757                 return result.error;
1758
1759         debug_print("imap fetch_uid - end\n");
1760
1761         * fetch_result = result.fetch_result;
1762
1763         return result.error;
1764 }
1765
1766
1767 void imap_fetch_uid_list_free(carray * uid_list)
1768 {
1769         unsigned int i;
1770
1771         for(i = 0 ; i < carray_count(uid_list) ; i ++) {
1772                 uint32_t * puid;
1773
1774                 puid = carray_get(uid_list, i);
1775                 free(puid);
1776         }
1777         carray_free(uid_list);
1778 }
1779
1780
1781
1782
1783 static int imap_flags_to_flags(struct mailimap_msg_att_dynamic * att_dyn);
1784
1785 static int
1786 result_to_uid_flags_list(clist * fetch_result, carray ** result)
1787 {
1788         clistiter * cur;
1789         int r;
1790         int res;
1791         carray * tab;
1792
1793         tab = carray_new(128);
1794         if (tab == NULL) {
1795                 res = MAILIMAP_ERROR_MEMORY;
1796                 goto err;
1797         }
1798
1799         for(cur = clist_begin(fetch_result) ; cur != NULL ;
1800             cur = clist_next(cur)) {
1801                 struct mailimap_msg_att * msg_att;
1802                 uint32_t uid;
1803                 uint32_t * puid;
1804                 struct mailimap_msg_att_dynamic * att_dyn;
1805                 int flags;
1806                 int * pflags;
1807
1808                 msg_att = clist_content(cur);
1809
1810                 uid = 0;
1811                 att_dyn = NULL;
1812                 imap_get_msg_att_info(msg_att, &uid, NULL, NULL, &att_dyn);
1813                 if (uid == 0)
1814                         continue;
1815                 if (att_dyn == NULL)
1816                         continue;
1817
1818                 flags = imap_flags_to_flags(att_dyn);
1819
1820                 puid = malloc(sizeof(* puid));
1821                 if (puid == NULL) {
1822                         res = MAILIMAP_ERROR_MEMORY;
1823                         goto free_list;
1824                 }
1825                 * puid = uid;
1826
1827                 r = carray_add(tab, puid, NULL);
1828                 if (r < 0) {
1829                         free(puid);
1830                         res = MAILIMAP_ERROR_MEMORY;
1831                         goto free_list;
1832                 }
1833                 pflags = malloc(sizeof(* pflags));
1834                 if (pflags == NULL) {
1835                         res = MAILIMAP_ERROR_MEMORY;
1836                         goto free_list;
1837                 }
1838                 * pflags = flags;
1839                 r = carray_add(tab, pflags, NULL);
1840                 if (r < 0) {
1841                         free(pflags);
1842                         res = MAILIMAP_ERROR_MEMORY;
1843                         goto free_list;
1844                 }
1845         }
1846
1847         * result = tab;
1848
1849         return MAILIMAP_NO_ERROR;
1850
1851  free_list:
1852         imap_fetch_uid_flags_list_free(tab);
1853  err:
1854         return res;
1855 }
1856
1857 static int imap_get_messages_flags_list(mailimap * imap,
1858                                         uint32_t first_index,
1859                                         carray ** result)
1860 {
1861         carray * env_list;
1862         int r;
1863         struct mailimap_fetch_att * fetch_att;
1864         struct mailimap_fetch_type * fetch_type;
1865         struct mailimap_set * set;
1866         clist * fetch_result;
1867         int res;
1868
1869         set = mailimap_set_new_interval(first_index, 0);
1870         if (set == NULL) {
1871                 res = MAILIMAP_ERROR_MEMORY;
1872                 goto err;
1873         }
1874
1875         fetch_type = mailimap_fetch_type_new_fetch_att_list_empty();
1876         if (fetch_type == NULL) {
1877                 res = MAILIMAP_ERROR_MEMORY;
1878                 goto free_set;
1879         }
1880
1881         fetch_att = mailimap_fetch_att_new_flags();
1882         if (fetch_att == NULL) {
1883                 res = MAILIMAP_ERROR_MEMORY;
1884                 goto free_fetch_type;
1885         }
1886
1887         r = mailimap_fetch_type_new_fetch_att_list_add(fetch_type, fetch_att);
1888         if (r != MAILIMAP_NO_ERROR) {
1889                 mailimap_fetch_att_free(fetch_att);
1890                 res = MAILIMAP_ERROR_MEMORY;
1891                 goto free_fetch_type;
1892         }
1893
1894         fetch_att = mailimap_fetch_att_new_uid();
1895         if (fetch_att == NULL) {
1896                 res = MAILIMAP_ERROR_MEMORY;
1897                 goto free_fetch_type;
1898         }
1899
1900         r = mailimap_fetch_type_new_fetch_att_list_add(fetch_type, fetch_att);
1901         if (r != MAILIMAP_NO_ERROR) {
1902                 mailimap_fetch_att_free(fetch_att);
1903                 res = MAILIMAP_ERROR_MEMORY;
1904                 goto free_fetch_type;
1905         }
1906
1907         r = mailimap_uid_fetch(imap, set,
1908                                fetch_type, &fetch_result);
1909
1910         mailimap_fetch_type_free(fetch_type);
1911         mailimap_set_free(set);
1912
1913         if (r != MAILIMAP_NO_ERROR) {
1914                 res = r;
1915                 goto err;
1916         }
1917
1918         env_list = NULL;
1919         r = result_to_uid_flags_list(fetch_result, &env_list);
1920         mailimap_fetch_list_free(fetch_result);
1921
1922         * result = env_list;
1923
1924         return MAILIMAP_NO_ERROR;
1925
1926  free_fetch_type:
1927         mailimap_fetch_type_free(fetch_type);
1928  free_set:
1929         mailimap_set_free(set);
1930  err:
1931         return res;
1932 }
1933
1934
1935
1936 static void fetch_uid_flags_run(struct etpan_thread_op * op)
1937 {
1938         struct fetch_uid_param * param;
1939         struct fetch_uid_result * result;
1940         carray * fetch_result;
1941         int r;
1942
1943         param = op->param;
1944         result = op->result;
1945
1946         CHECK_IMAP();
1947
1948         fetch_result = NULL;
1949         r = imap_get_messages_flags_list(param->imap, param->first_index,
1950                                          &fetch_result);
1951
1952         result->error = r;
1953         result->fetch_result = fetch_result;
1954         debug_print("imap fetch_uid run - end %i\n", r);
1955 }
1956
1957 int imap_threaded_fetch_uid_flags(Folder * folder, uint32_t first_index,
1958                                   carray ** fetch_result)
1959 {
1960         struct fetch_uid_param param;
1961         struct fetch_uid_result result;
1962         mailimap * imap;
1963
1964         debug_print("imap fetch_uid - begin\n");
1965
1966         imap = get_imap(folder);
1967         param.imap = imap;
1968         param.first_index = first_index;
1969
1970         mailstream_logger = NULL;
1971         log_print(LOG_PROTOCOL, "IMAP4- [fetching flags...]\n");
1972
1973         threaded_run(folder, &param, &result, fetch_uid_flags_run);
1974
1975         mailstream_logger = imap_logger_cmd;
1976
1977
1978         if (result.error != MAILIMAP_NO_ERROR)
1979                 return result.error;
1980
1981         debug_print("imap fetch_uid - end\n");
1982
1983         * fetch_result = result.fetch_result;
1984
1985         return result.error;
1986 }
1987
1988
1989 void imap_fetch_uid_flags_list_free(carray * uid_flags_list)
1990 {
1991         unsigned int i;
1992
1993         for(i = 0 ; i < carray_count(uid_flags_list) ; i ++) {
1994                 void * data;
1995
1996                 data = carray_get(uid_flags_list, i);
1997                 free(data);
1998         }
1999         carray_free(uid_flags_list);
2000 }
2001
2002
2003
2004 static int imap_fetch(mailimap * imap,
2005                       uint32_t msg_index,
2006                       char ** result,
2007                       size_t * result_len)
2008 {
2009         int r;
2010         struct mailimap_set * set;
2011         struct mailimap_fetch_att * fetch_att;
2012         struct mailimap_fetch_type * fetch_type;
2013         clist * fetch_result;
2014         struct mailimap_msg_att * msg_att;
2015         struct mailimap_msg_att_item * msg_att_item;
2016         char * text;
2017         size_t text_length;
2018         int res;
2019         clistiter * cur;
2020         struct mailimap_section * section;
2021
2022         set = mailimap_set_new_single(msg_index);
2023         if (set == NULL) {
2024                 res = MAILIMAP_ERROR_MEMORY;
2025                 goto err;
2026         }
2027
2028         section = mailimap_section_new(NULL);
2029         if (section == NULL) {
2030                 res = MAILIMAP_ERROR_MEMORY;
2031                 goto free_set;
2032         }
2033
2034         fetch_att = mailimap_fetch_att_new_body_peek_section(section);
2035         if (fetch_att == NULL) {
2036                 mailimap_section_free(section);
2037                 res = MAILIMAP_ERROR_MEMORY;
2038                 goto free_set;
2039         }
2040
2041         fetch_type = mailimap_fetch_type_new_fetch_att(fetch_att);
2042         if (fetch_type == NULL) {
2043                 res = MAILIMAP_ERROR_MEMORY;
2044                 goto free_fetch_att;
2045         }
2046
2047         mailstream_logger = imap_logger_fetch;
2048
2049         r = mailimap_uid_fetch(imap, set,
2050                                fetch_type, &fetch_result);
2051
2052         mailstream_logger = imap_logger_cmd;
2053
2054         mailimap_fetch_type_free(fetch_type);
2055         mailimap_set_free(set);
2056
2057         switch (r) {
2058         case MAILIMAP_NO_ERROR:
2059                 break;
2060         default:
2061                 return r;
2062         }
2063
2064         if (clist_begin(fetch_result) == NULL) {
2065                 mailimap_fetch_list_free(fetch_result);
2066                 return MAILIMAP_ERROR_FETCH;
2067         }
2068
2069         msg_att = clist_begin(fetch_result)->data;
2070
2071         text = NULL;
2072         text_length = 0;
2073
2074         for(cur = clist_begin(msg_att->att_list) ; cur != NULL ;
2075             cur = clist_next(cur)) {
2076                 msg_att_item = clist_content(cur);
2077
2078                 if (msg_att_item->att_type == MAILIMAP_MSG_ATT_ITEM_STATIC) {
2079                         if (msg_att_item->att_data.att_static->att_type ==
2080                             MAILIMAP_MSG_ATT_BODY_SECTION) {
2081                                 text = msg_att_item->att_data.att_static->att_data.att_body_section->sec_body_part;
2082                                 /* detach */
2083                                 msg_att_item->att_data.att_static->att_data.att_body_section->sec_body_part = NULL;
2084                                 text_length =
2085                                         msg_att_item->att_data.att_static->att_data.att_body_section->sec_length;
2086                         }
2087                 }
2088         }
2089
2090         mailimap_fetch_list_free(fetch_result);
2091
2092         if (text == NULL)
2093                 return MAILIMAP_ERROR_FETCH;
2094
2095         * result = text;
2096         * result_len = text_length;
2097
2098         return MAILIMAP_NO_ERROR;
2099
2100  free_fetch_att:
2101         mailimap_fetch_att_free(fetch_att);
2102  free_set:
2103         mailimap_set_free(set);
2104  err:
2105         return res;
2106 }
2107
2108 static int imap_fetch_header(mailimap * imap,
2109                              uint32_t msg_index,
2110                              char ** result,
2111                              size_t * result_len)
2112 {
2113   int r;
2114   struct mailimap_set * set;
2115   struct mailimap_fetch_att * fetch_att;
2116   struct mailimap_fetch_type * fetch_type;
2117   clist * fetch_result;
2118   struct mailimap_msg_att * msg_att;
2119   struct mailimap_msg_att_item * msg_att_item;
2120   char * text;
2121   size_t text_length;
2122   int res;
2123   clistiter * cur;
2124   struct mailimap_section * section;
2125
2126   set = mailimap_set_new_single(msg_index);
2127   if (set == NULL) {
2128     res = MAILIMAP_ERROR_MEMORY;
2129     goto err;
2130   }
2131
2132   section = mailimap_section_new_header();
2133   if (section == NULL) {
2134     res = MAILIMAP_ERROR_MEMORY;
2135     goto free_set;
2136   }
2137
2138   fetch_att = mailimap_fetch_att_new_body_peek_section(section);
2139   if (fetch_att == NULL) {
2140     mailimap_section_free(section);
2141     res = MAILIMAP_ERROR_MEMORY;
2142     goto free_set;
2143   }
2144
2145   fetch_type = mailimap_fetch_type_new_fetch_att(fetch_att);
2146   if (fetch_type == NULL) {
2147     res = MAILIMAP_ERROR_MEMORY;
2148     goto free_fetch_att;
2149   }
2150
2151   r = mailimap_uid_fetch(imap, set, fetch_type, &fetch_result);
2152
2153   mailimap_fetch_type_free(fetch_type);
2154   mailimap_set_free(set);
2155
2156   switch (r) {
2157   case MAILIMAP_NO_ERROR:
2158     break;
2159   default:
2160     return r;
2161   }
2162
2163   if (clist_begin(fetch_result) == NULL) {
2164     mailimap_fetch_list_free(fetch_result);
2165     return MAILIMAP_ERROR_FETCH;
2166   }
2167
2168   msg_att = clist_begin(fetch_result)->data;
2169
2170   text = NULL;
2171   text_length = 0;
2172
2173   for(cur = clist_begin(msg_att->att_list) ; cur != NULL ;
2174       cur = clist_next(cur)) {
2175     msg_att_item = clist_content(cur);
2176
2177     if (msg_att_item->att_type == MAILIMAP_MSG_ATT_ITEM_STATIC) {
2178       if (msg_att_item->att_data.att_static->att_type ==
2179           MAILIMAP_MSG_ATT_BODY_SECTION) {
2180         text = msg_att_item->att_data.att_static->att_data.att_body_section->sec_body_part;
2181         msg_att_item->att_data.att_static->att_data.att_body_section->sec_body_part = NULL;
2182         text_length =
2183           msg_att_item->att_data.att_static->att_data.att_body_section->sec_length;
2184       }
2185     }
2186   }
2187
2188   mailimap_fetch_list_free(fetch_result);
2189
2190   if (text == NULL)
2191     return MAILIMAP_ERROR_FETCH;
2192
2193   * result = text;
2194   * result_len = text_length;
2195
2196   return MAILIMAP_NO_ERROR;
2197
2198  free_fetch_att:
2199   mailimap_fetch_att_free(fetch_att);
2200  free_set:
2201   mailimap_set_free(set);
2202  err:
2203   return res;
2204 }
2205
2206
2207
2208 struct fetch_content_param {
2209         mailimap * imap;
2210         uint32_t msg_index;
2211         const char * filename;
2212         int with_body;
2213 };
2214
2215 struct fetch_content_result {
2216         int error;
2217 };
2218
2219 static void fetch_content_run(struct etpan_thread_op * op)
2220 {
2221         struct fetch_content_param * param;
2222         struct fetch_content_result * result;
2223         char * content;
2224         size_t content_size;
2225         int r;
2226         int fd;
2227         FILE * f;
2228
2229         param = op->param;
2230         result = op->result;
2231
2232         CHECK_IMAP();
2233
2234         content = NULL;
2235         content_size = 0;
2236         if (param->with_body)
2237                 r = imap_fetch(param->imap, param->msg_index,
2238                                &content, &content_size);
2239         else
2240                 r = imap_fetch_header(param->imap, param->msg_index,
2241                                       &content, &content_size);
2242
2243         result->error = r;
2244
2245         if (r == MAILIMAP_NO_ERROR) {
2246                 fd = open(param->filename, O_RDWR | O_CREAT, 0600);
2247                 if (fd < 0) {
2248                         result->error = MAILIMAP_ERROR_FETCH;
2249                         goto free;
2250                 }
2251
2252                 f = fdopen(fd, "wb");
2253                 if (f == NULL) {
2254                         result->error = MAILIMAP_ERROR_FETCH;
2255                         goto close;
2256                 }
2257
2258                 r = fwrite(content, 1, content_size, f);
2259                 if (r == 0) {
2260                         goto fclose;
2261                 }
2262
2263                 r = fclose(f);
2264                 if (r == EOF) {
2265                         g_unlink(param->filename);
2266                         goto close;
2267                 }
2268                 goto free;
2269
2270         fclose:
2271                 fclose(f);
2272                 goto unlink;
2273         close:
2274                 close(fd);
2275         unlink:
2276                 g_unlink(param->filename);
2277
2278         free:
2279                 if (mmap_string_unref(content) != 0)
2280                         free(content);
2281         }
2282
2283         debug_print("imap fetch_content run - end %i\n", r);
2284 }
2285
2286 int imap_threaded_fetch_content(Folder * folder, uint32_t msg_index,
2287                                 int with_body,
2288                                 const char * filename)
2289 {
2290         struct fetch_content_param param;
2291         struct fetch_content_result result;
2292         mailimap * imap;
2293
2294         debug_print("imap fetch_content - begin\n");
2295
2296         imap = get_imap(folder);
2297         param.imap = imap;
2298         param.msg_index = msg_index;
2299         param.filename = filename;
2300         param.with_body = with_body;
2301
2302         threaded_run(folder, &param, &result, fetch_content_run);
2303
2304         if (result.error != MAILIMAP_NO_ERROR)
2305                 return result.error;
2306
2307         debug_print("imap fetch_content - end\n");
2308
2309         return result.error;
2310 }
2311
2312
2313
2314 static int imap_flags_to_flags(struct mailimap_msg_att_dynamic * att_dyn)
2315 {
2316         int flags;
2317         clist * flag_list;
2318         clistiter * cur;
2319
2320         flags = MSG_UNREAD;
2321
2322         flag_list = att_dyn->att_list;
2323         if (flag_list == NULL)
2324                 return flags;
2325
2326         for(cur = clist_begin(flag_list) ; cur != NULL ;
2327             cur = clist_next(cur)) {
2328                 struct mailimap_flag_fetch * flag_fetch;
2329
2330                 flag_fetch = clist_content(cur);
2331                 if (flag_fetch->fl_type == MAILIMAP_FLAG_FETCH_RECENT)
2332                         flags |= MSG_NEW;
2333                 else {
2334                         switch (flag_fetch->fl_flag->fl_type) {
2335                         case MAILIMAP_FLAG_ANSWERED:
2336                                 flags |= MSG_REPLIED;
2337                                 break;
2338                         case MAILIMAP_FLAG_FLAGGED:
2339                                 flags |= MSG_MARKED;
2340                                 break;
2341                         case MAILIMAP_FLAG_DELETED:
2342                                 flags |= MSG_DELETED;
2343                                 break;
2344                         case MAILIMAP_FLAG_SEEN:
2345                                 flags &= ~MSG_UNREAD;
2346                                 flags &= ~MSG_NEW;
2347                                 break;
2348                         }
2349                 }
2350         }
2351
2352         return flags;
2353 }
2354
2355 static int imap_get_msg_att_info(struct mailimap_msg_att * msg_att,
2356                                  uint32_t * puid,
2357                                  char ** pheaders,
2358                                  size_t * pref_size,
2359                                  struct mailimap_msg_att_dynamic ** patt_dyn)
2360 {
2361   clistiter * item_cur;
2362   uint32_t uid;
2363   char * headers;
2364   size_t ref_size;
2365   struct mailimap_msg_att_dynamic * att_dyn;
2366
2367   uid = 0;
2368   headers = NULL;
2369   ref_size = 0;
2370   att_dyn = NULL;
2371
2372   for(item_cur = clist_begin(msg_att->att_list) ; item_cur != NULL ;
2373       item_cur = clist_next(item_cur)) {
2374     struct mailimap_msg_att_item * item;
2375
2376     item = clist_content(item_cur);
2377
2378     switch (item->att_type) {
2379     case MAILIMAP_MSG_ATT_ITEM_STATIC:
2380       switch (item->att_data.att_static->att_type) {
2381       case MAILIMAP_MSG_ATT_UID:
2382         uid = item->att_data.att_static->att_data.att_uid;
2383         break;
2384
2385       case MAILIMAP_MSG_ATT_BODY_SECTION:
2386         if (headers == NULL) {
2387           headers = item->att_data.att_static->att_data.att_body_section->sec_body_part;
2388         }
2389         break;
2390       case MAILIMAP_MSG_ATT_RFC822_SIZE:
2391               ref_size = item->att_data.att_static->att_data.att_rfc822_size;
2392               break;
2393       }
2394       break;
2395
2396     case MAILIMAP_MSG_ATT_ITEM_DYNAMIC:
2397       if (att_dyn == NULL) {
2398         att_dyn = item->att_data.att_dyn;
2399       }
2400       break;
2401     }
2402   }
2403
2404   if (puid != NULL)
2405     * puid = uid;
2406   if (pheaders != NULL)
2407     * pheaders = headers;
2408   if (pref_size != NULL)
2409     * pref_size = ref_size;
2410   if (patt_dyn != NULL)
2411     * patt_dyn = att_dyn;
2412
2413   return MAIL_NO_ERROR;
2414 }
2415
2416 static struct imap_fetch_env_info *
2417 fetch_to_env_info(struct mailimap_msg_att * msg_att)
2418 {
2419         struct imap_fetch_env_info * info;
2420         uint32_t uid;
2421         char * headers;
2422         size_t size;
2423         struct mailimap_msg_att_dynamic * att_dyn;
2424
2425         imap_get_msg_att_info(msg_att, &uid, &headers, &size,
2426                               &att_dyn);
2427
2428         if (!headers)
2429                 return NULL;
2430         info = malloc(sizeof(* info));
2431         info->uid = uid;
2432         info->headers = strdup(headers);
2433         info->size = size;
2434         info->flags = imap_flags_to_flags(att_dyn);
2435
2436         return info;
2437 }
2438
2439 static int
2440 imap_fetch_result_to_envelop_list(clist * fetch_result,
2441                                   carray ** p_env_list)
2442 {
2443         clistiter * cur;
2444         unsigned int i;
2445         carray * env_list;
2446         i = 0;
2447
2448         env_list = carray_new(16);
2449
2450         for(cur = clist_begin(fetch_result) ; cur != NULL ;
2451             cur = clist_next(cur)) {
2452                 struct mailimap_msg_att * msg_att;
2453                 struct imap_fetch_env_info * env_info;
2454
2455                 msg_att = clist_content(cur);
2456
2457                 env_info = fetch_to_env_info(msg_att);
2458                 if (!env_info)
2459                         return MAILIMAP_ERROR_MEMORY;
2460                 carray_add(env_list, env_info, NULL);
2461         }
2462
2463         * p_env_list = env_list;
2464
2465         return MAIL_NO_ERROR;
2466 }
2467
2468 static int imap_add_envelope_fetch_att(struct mailimap_fetch_type * fetch_type)
2469 {
2470         struct mailimap_fetch_att * fetch_att;
2471         int r;
2472         char * header;
2473         clist * hdrlist;
2474         struct mailimap_header_list * imap_hdrlist;
2475         struct mailimap_section * section;
2476
2477         hdrlist = clist_new();
2478
2479         header = strdup("Date");
2480         r = clist_append(hdrlist, header);
2481         header = strdup("From");
2482         r = clist_append(hdrlist, header);
2483         header = strdup("To");
2484         r = clist_append(hdrlist, header);
2485         header = strdup("Cc");
2486         r = clist_append(hdrlist, header);
2487         header = strdup("Subject");
2488         r = clist_append(hdrlist, header);
2489         header = strdup("Message-ID");
2490         r = clist_append(hdrlist, header);
2491         header = strdup("References");
2492         r = clist_append(hdrlist, header);
2493         header = strdup("In-Reply-To");
2494         r = clist_append(hdrlist, header);
2495
2496         imap_hdrlist = mailimap_header_list_new(hdrlist);
2497         section = mailimap_section_new_header_fields(imap_hdrlist);
2498         fetch_att = mailimap_fetch_att_new_body_peek_section(section);
2499         mailimap_fetch_type_new_fetch_att_list_add(fetch_type, fetch_att);
2500
2501         return MAIL_NO_ERROR;
2502 }
2503
2504 static int imap_add_header_fetch_att(struct mailimap_fetch_type * fetch_type)
2505 {
2506         struct mailimap_fetch_att * fetch_att;
2507         struct mailimap_section * section;
2508
2509         section = mailimap_section_new_header();
2510         fetch_att = mailimap_fetch_att_new_body_peek_section(section);
2511         mailimap_fetch_type_new_fetch_att_list_add(fetch_type, fetch_att);
2512
2513         return MAIL_NO_ERROR;
2514 }
2515
2516 static int
2517 imap_get_envelopes_list(mailimap * imap, struct mailimap_set * set,
2518                         carray ** p_env_list)
2519 {
2520         struct mailimap_fetch_att * fetch_att;
2521         struct mailimap_fetch_type * fetch_type;
2522         int res;
2523         clist * fetch_result;
2524         int r;
2525         carray * env_list = NULL;
2526         chashdatum key;
2527         chashdatum value;
2528
2529         fetch_type = mailimap_fetch_type_new_fetch_att_list_empty();
2530
2531         /* uid */
2532         fetch_att = mailimap_fetch_att_new_uid();
2533         r = mailimap_fetch_type_new_fetch_att_list_add(fetch_type, fetch_att);
2534
2535         /* flags */
2536         fetch_att = mailimap_fetch_att_new_flags();
2537         r = mailimap_fetch_type_new_fetch_att_list_add(fetch_type, fetch_att);
2538
2539         /* rfc822 size */
2540         fetch_att = mailimap_fetch_att_new_rfc822_size();
2541         r = mailimap_fetch_type_new_fetch_att_list_add(fetch_type, fetch_att);
2542
2543         /* headers */
2544         key.data = &imap;
2545         key.len = sizeof(imap);
2546         r = chash_get(courier_workaround_hash, &key, &value);
2547         if (r < 0)
2548                 r = imap_add_envelope_fetch_att(fetch_type);
2549         else
2550                 r = imap_add_header_fetch_att(fetch_type);
2551
2552         r = mailimap_uid_fetch(imap, set, fetch_type, &fetch_result);
2553
2554         switch (r) {
2555         case MAILIMAP_NO_ERROR:
2556                 break;
2557         default:
2558                 mailimap_fetch_type_free(fetch_type);
2559                 debug_print("uid_fetch: %d\n", r);
2560                 return r;
2561         }
2562
2563         if (clist_begin(fetch_result) == NULL) {
2564                 res = MAILIMAP_ERROR_FETCH;
2565                 debug_print("clist_begin = NULL\n");
2566                 goto err;
2567         }
2568
2569         r = imap_fetch_result_to_envelop_list(fetch_result, &env_list);
2570         mailimap_fetch_list_free(fetch_result);
2571
2572         if (r != MAILIMAP_NO_ERROR) {
2573                 mailimap_fetch_type_free(fetch_type);
2574                 res = MAILIMAP_ERROR_MEMORY;
2575                 debug_print("fetch_result_to_envelop_list: %d\n", res);
2576                 goto err;
2577         }
2578
2579         mailimap_fetch_type_free(fetch_type);
2580
2581         * p_env_list = env_list;
2582
2583         return MAILIMAP_NO_ERROR;
2584
2585  err:
2586         return res;
2587 }
2588
2589 struct fetch_env_param {
2590         mailimap * imap;
2591         struct mailimap_set * set;
2592 };
2593
2594 struct fetch_env_result {
2595         carray * fetch_env_result;
2596         int error;
2597 };
2598
2599 static void fetch_env_run(struct etpan_thread_op * op)
2600 {
2601         struct fetch_env_param * param;
2602         struct fetch_env_result * result;
2603         carray * env_list;
2604         int r;
2605
2606         param = op->param;
2607         result = op->result;
2608
2609         CHECK_IMAP();
2610
2611         env_list = NULL;
2612         r = imap_get_envelopes_list(param->imap, param->set,
2613                                     &env_list);
2614
2615         result->error = r;
2616         result->fetch_env_result = env_list;
2617
2618         debug_print("imap fetch_env run - end %i\n", r);
2619 }
2620
2621 int imap_threaded_fetch_env(Folder * folder, struct mailimap_set * set,
2622                             carray ** p_env_list)
2623 {
2624         struct fetch_env_param param;
2625         struct fetch_env_result result;
2626         mailimap * imap;
2627
2628         debug_print("imap fetch_env - begin\n");
2629
2630         imap = get_imap(folder);
2631         param.imap = imap;
2632         param.set = set;
2633
2634         threaded_run(folder, &param, &result, fetch_env_run);
2635
2636         if (result.error != MAILIMAP_NO_ERROR) {
2637                 chashdatum key;
2638                 chashdatum value;
2639                 int r;
2640
2641                 key.data = &imap;
2642                 key.len = sizeof(imap);
2643                 r = chash_get(courier_workaround_hash, &key, &value);
2644                 if (r < 0) {
2645                         value.data = NULL;
2646                         value.len = 0;
2647                         chash_set(courier_workaround_hash, &key, &value, NULL);
2648
2649                         threaded_run(folder, &param, &result, fetch_env_run);
2650                 }
2651         }
2652
2653         if (result.error != MAILIMAP_NO_ERROR)
2654                 return result.error;
2655
2656         debug_print("imap fetch_env - end\n");
2657
2658         * p_env_list = result.fetch_env_result;
2659
2660         return result.error;
2661 }
2662
2663 void imap_fetch_env_free(carray * env_list)
2664 {
2665         unsigned int i;
2666
2667         for(i = 0 ; i < carray_count(env_list) ; i ++) {
2668                 struct imap_fetch_env_info * env_info;
2669
2670                 env_info = carray_get(env_list, i);
2671                 free(env_info->headers);
2672                 free(env_info);
2673         }
2674         carray_free(env_list);
2675 }
2676
2677
2678
2679
2680
2681 struct append_param {
2682         mailimap * imap;
2683         const char * mailbox;
2684         const char * filename;
2685         struct mailimap_flag_list * flag_list;
2686 };
2687
2688 struct append_result {
2689         int error;
2690         int uid;
2691 };
2692
2693 static void append_run(struct etpan_thread_op * op)
2694 {
2695         struct append_param * param;
2696         struct append_result * result;
2697         int r;
2698         char * data;
2699         size_t size;
2700         struct stat stat_buf;
2701         int fd;
2702         guint32 uid = 0, val = 0;
2703
2704         param = op->param;
2705         result = op->result;
2706
2707         CHECK_IMAP();
2708
2709         r = stat(param->filename, &stat_buf);
2710         if (r < 0) {
2711                 result->error = MAILIMAP_ERROR_APPEND;
2712                 return;
2713         }
2714         size = stat_buf.st_size;
2715
2716         fd = open(param->filename, O_RDONLY);
2717         if (fd < 0) {
2718                 result->error = MAILIMAP_ERROR_APPEND;
2719                 return;
2720         }
2721
2722         data = mmap(NULL, size, PROT_READ, MAP_PRIVATE, fd, 0);
2723         if (data == (void *) MAP_FAILED) {
2724                 close(fd);
2725                 result->error = MAILIMAP_ERROR_APPEND;
2726                 return;
2727         }
2728
2729         mailstream_logger = imap_logger_append;
2730
2731         r = mailimap_uidplus_append(param->imap, param->mailbox,
2732                             param->flag_list, NULL,
2733                             data, size, &val, &uid);
2734
2735         mailstream_logger = imap_logger_cmd;
2736
2737         munmap(data, size);
2738         close(fd);
2739
2740         result->error = r;
2741         result->uid = uid;
2742         debug_print("imap append run - end %i uid %d\n", r, uid);
2743 }
2744
2745 int imap_threaded_append(Folder * folder, const char * mailbox,
2746                          const char * filename,
2747                          struct mailimap_flag_list * flag_list,
2748                          int *uid)
2749 {
2750         struct append_param param;
2751         struct append_result result;
2752         mailimap * imap;
2753
2754         debug_print("imap append - begin\n");
2755
2756         imap = get_imap(folder);
2757         param.imap = imap;
2758         param.mailbox = mailbox;
2759         param.filename = filename;
2760         param.flag_list = flag_list;
2761
2762         threaded_run(folder, &param, &result, append_run);
2763
2764         if (result.error != MAILIMAP_NO_ERROR)
2765                 return result.error;
2766
2767         debug_print("imap append - end\n");
2768         if (uid != NULL)
2769                 *uid = result.uid;
2770
2771         return result.error;
2772 }
2773
2774
2775
2776
2777 struct expunge_param {
2778         mailimap * imap;
2779 };
2780
2781 struct expunge_result {
2782         int error;
2783 };
2784
2785 static void expunge_run(struct etpan_thread_op * op)
2786 {
2787         struct expunge_param * param;
2788         struct expunge_result * result;
2789         int r;
2790
2791         param = op->param;
2792         result = op->result;
2793
2794         CHECK_IMAP();
2795
2796         r = mailimap_expunge(param->imap);
2797
2798         result->error = r;
2799         debug_print("imap expunge run - end %i\n", r);
2800 }
2801
2802 int imap_threaded_expunge(Folder * folder)
2803 {
2804         struct expunge_param param;
2805         struct expunge_result result;
2806
2807         debug_print("imap expunge - begin\n");
2808
2809         param.imap = get_imap(folder);
2810
2811         threaded_run(folder, &param, &result, expunge_run);
2812
2813         debug_print("imap expunge - end\n");
2814
2815         return result.error;
2816 }
2817
2818
2819 struct copy_param {
2820         mailimap * imap;
2821         struct mailimap_set * set;
2822         const char * mb;
2823 };
2824
2825 struct copy_result {
2826         int error;
2827         struct mailimap_set *source;
2828         struct mailimap_set *dest;
2829 };
2830
2831 static void copy_run(struct etpan_thread_op * op)
2832 {
2833         struct copy_param * param;
2834         struct copy_result * result;
2835         int r;
2836         guint32 val;
2837         struct mailimap_set *source = NULL, *dest = NULL;
2838
2839         param = op->param;
2840         result = op->result;
2841
2842         CHECK_IMAP();
2843
2844         r = mailimap_uidplus_uid_copy(param->imap, param->set, param->mb,
2845                 &val, &source, &dest);
2846
2847         result->error = r;
2848         if (r == 0) {
2849                 result->source = source;
2850                 result->dest = dest;
2851         } else {
2852                 result->source = NULL;
2853                 result->dest = NULL;
2854         }
2855         debug_print("imap copy run - end %i\n", r);
2856 }
2857
2858 int imap_threaded_copy(Folder * folder, struct mailimap_set * set,
2859                        const char * mb, struct mailimap_set **source,
2860                        struct mailimap_set **dest)
2861 {
2862         struct copy_param param;
2863         struct copy_result result;
2864         mailimap * imap;
2865
2866         debug_print("imap copy - begin\n");
2867
2868         imap = get_imap(folder);
2869         param.imap = imap;
2870         param.set = set;
2871         param.mb = mb;
2872
2873         threaded_run(folder, &param, &result, copy_run);
2874         *source = NULL;
2875         *dest = NULL;
2876
2877         if (result.error != MAILIMAP_NO_ERROR)
2878                 return result.error;
2879
2880         *source = result.source;
2881         *dest = result.dest;
2882
2883         debug_print("imap copy - end\n");
2884
2885         return result.error;
2886 }
2887
2888
2889
2890 struct store_param {
2891         mailimap * imap;
2892         struct mailimap_set * set;
2893         struct mailimap_store_att_flags * store_att_flags;
2894 };
2895
2896 struct store_result {
2897         int error;
2898 };
2899
2900 static void store_run(struct etpan_thread_op * op)
2901 {
2902         struct store_param * param;
2903         struct store_result * result;
2904         int r;
2905
2906         param = op->param;
2907         result = op->result;
2908
2909         CHECK_IMAP();
2910
2911         r = mailimap_uid_store(param->imap, param->set,
2912                                param->store_att_flags);
2913
2914         result->error = r;
2915
2916         debug_print("imap store run - end %i\n", r);
2917 }
2918
2919 int imap_threaded_store(Folder * folder, struct mailimap_set * set,
2920                         struct mailimap_store_att_flags * store_att_flags)
2921 {
2922         struct store_param param;
2923         struct store_result result;
2924         mailimap * imap;
2925
2926         debug_print("imap store - begin\n");
2927
2928         imap = get_imap(folder);
2929         param.imap = imap;
2930         param.set = set;
2931         param.store_att_flags = store_att_flags;
2932
2933         threaded_run(folder, &param, &result, store_run);
2934
2935         if (result.error != MAILIMAP_NO_ERROR)
2936                 return result.error;
2937
2938         debug_print("imap store - end\n");
2939
2940         return result.error;
2941 }
2942
2943
2944 #define ENV_BUFFER_SIZE 512
2945
2946 static void do_exec_command(int fd, const char * command,
2947                             const char * servername, uint16_t port)
2948 {
2949         int i, maxopen;
2950 #ifdef SOLARIS
2951         char env_buffer[ENV_BUFFER_SIZE];
2952 #endif
2953
2954         if (fork() > 0) {
2955                 /* Fork again to become a child of init rather than
2956                    the etpan client. */
2957                 exit(0);
2958         }
2959
2960 #ifdef SOLARIS
2961         if (servername)
2962                 snprintf(env_buffer, ENV_BUFFER_SIZE,
2963                          "ETPANSERVER=%s", servername);
2964         else
2965                 snprintf(env_buffer, ENV_BUFFER_SIZE, "ETPANSERVER=");
2966         putenv(env_buffer);
2967 #else
2968         if (servername)
2969                 setenv("ETPANSERVER", servername, 1);
2970         else
2971                 unsetenv("ETPANSERVER");
2972 #endif
2973
2974 #ifdef SOLARIS
2975         if (port)
2976                 snprintf(env_buffer, ENV_BUFFER_SIZE, "ETPANPORT=%d", port);
2977         else
2978                 snprintf(env_buffer, ENV_BUFFER_SIZE, "ETPANPORT=");
2979         putenv(env_buffer);
2980 #else
2981         if (port) {
2982                 char porttext[20];
2983
2984                 snprintf(porttext, sizeof(porttext), "%d", port);
2985                 setenv("ETPANPORT", porttext, 1);
2986         }
2987         else {
2988                 unsetenv("ETPANPORT");
2989         }
2990 #endif
2991
2992         /* Not a lot we can do if there's an error other than bail. */
2993         if (dup2(fd, 0) == -1)
2994                 exit(1);
2995         if (dup2(fd, 1) == -1)
2996                 exit(1);
2997
2998         /* Should we close stderr and reopen /dev/null? */
2999
3000         maxopen = sysconf(_SC_OPEN_MAX);
3001         for (i=3; i < maxopen; i++)
3002                 close(i);
3003
3004 #ifdef TIOCNOTTY
3005         /* Detach from the controlling tty if we have one. Otherwise,
3006            SSH might do something stupid like trying to use it instead
3007            of running $SSH_ASKPASS. Doh. */
3008         fd = open("/dev/tty", O_RDONLY);
3009         if (fd != -1) {
3010                 ioctl(fd, TIOCNOTTY, NULL);
3011                 close(fd);
3012         }
3013 #endif /* TIOCNOTTY */
3014
3015         execl("/bin/sh", "/bin/sh", "-c", command, NULL);
3016
3017         /* Eep. Shouldn't reach this */
3018         exit(1);
3019 }
3020
3021 static int subcommand_connect(const char *command,
3022                               const char *servername, uint16_t port)
3023 {
3024         /* SEB unsupported on Windows */
3025         int sockfds[2];
3026         pid_t childpid;
3027
3028         if (socketpair(AF_UNIX, SOCK_STREAM, 0, sockfds))
3029                 return -1;
3030
3031         childpid = fork();
3032         if (!childpid) {
3033                 do_exec_command(sockfds[1], command, servername, port);
3034         }
3035         else if (childpid == -1) {
3036                 close(sockfds[0]);
3037                 close(sockfds[1]);
3038                 return -1;
3039         }
3040
3041         close(sockfds[1]);
3042
3043         /* Reap child, leaving grandchild process to run */
3044         waitpid(childpid, NULL, 0);
3045
3046         return sockfds[0];
3047 }
3048
3049 static int socket_connect_cmd(mailimap * imap, const char * command,
3050                        const char * server, int port)
3051 {
3052         int fd;
3053         mailstream * s;
3054         int r;
3055
3056         fd = subcommand_connect(command, server, port);
3057         if (fd < 0)
3058                 return MAILIMAP_ERROR_STREAM;
3059
3060         s = mailstream_socket_open(fd);
3061         if (s == NULL) {
3062                 close(fd);
3063                 return MAILIMAP_ERROR_STREAM;
3064         }
3065
3066         r = mailimap_connect(imap, s);
3067         if (r != MAILIMAP_NO_ERROR_AUTHENTICATED
3068         &&  r != MAILIMAP_NO_ERROR_NON_AUTHENTICATED) {
3069                 mailstream_close(s);
3070                 if (imap)
3071                         imap->imap_stream = NULL;
3072                 return r;
3073         }
3074
3075         return r;
3076 }
3077
3078 /* connect cmd */
3079
3080 struct connect_cmd_param {
3081         mailimap * imap;
3082         const char * command;
3083         const char * server;
3084         int port;
3085 };
3086
3087 struct connect_cmd_result {
3088         int error;
3089 };
3090
3091 static void connect_cmd_run(struct etpan_thread_op * op)
3092 {
3093         int r;
3094         struct connect_cmd_param * param;
3095         struct connect_cmd_result * result;
3096
3097         param = op->param;
3098         result = op->result;
3099
3100         CHECK_IMAP();
3101
3102         r = socket_connect_cmd(param->imap, param->command,
3103                                param->server, param->port);
3104
3105         result->error = r;
3106 }
3107
3108
3109 int imap_threaded_connect_cmd(Folder * folder, const char * command,
3110                               const char * server, int port)
3111 {
3112         struct connect_cmd_param param;
3113         struct connect_cmd_result result;
3114         chashdatum key;
3115         chashdatum value;
3116         mailimap * imap, * oldimap;
3117
3118         oldimap = get_imap(folder);
3119
3120         imap = mailimap_new(0, NULL);
3121
3122         if (oldimap) {
3123                 debug_print("deleting old imap %p\n", oldimap);
3124                 delete_imap(folder, oldimap);
3125         }
3126
3127         key.data = &folder;
3128         key.len = sizeof(folder);
3129         value.data = imap;
3130         value.len = 0;
3131         chash_set(session_hash, &key, &value, NULL);
3132
3133         param.imap = imap;
3134         param.command = command;
3135         param.server = server;
3136         param.port = port;
3137
3138         threaded_run(folder, &param, &result, connect_cmd_run);
3139
3140         debug_print("connect_cmd ok %i with imap %p\n", result.error, imap);
3141
3142         return result.error;
3143 }
3144
3145 void imap_threaded_cancel(Folder * folder)
3146 {
3147         mailimap * imap;
3148
3149         imap = get_imap(folder);
3150         if (imap->imap_stream != NULL)
3151                 mailstream_cancel(imap->imap_stream);
3152 }
3153
3154 #else
3155
3156 void imap_main_init(void)
3157 {
3158 }
3159 void imap_main_done(void)
3160 {
3161 }
3162 void imap_main_set_timeout(int sec)
3163 {
3164 }
3165
3166 void imap_threaded_cancel(Folder * folder);
3167 {
3168 }
3169
3170 #endif