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 2 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, write to the Free Software
  17  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  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 {
1004         struct noop_param param;
1005         struct noop_result result;
1006         mailimap * imap;
1007
1008         debug_print("imap noop - begin\n");
1009
1010         imap = get_imap(folder);
1011         param.imap = imap;
1012
1013         threaded_run(folder, &param, &result, noop_run);
1014
1015         if (imap && imap->imap_selection_info != NULL) {
1016                 * p_exists = imap->imap_selection_info->sel_exists;
1017         }
1018         else {
1019                 * p_exists = 0;
1020         }
1021
1022         debug_print("imap noop - end\n");
1023
1024         return result.error;
1025 }
1026
1027
1028 struct starttls_result {
1029         int error;
1030 };
1031
1032 static void starttls_run(struct etpan_thread_op * op)
1033 {
1034         struct connect_param * param;
1035         struct starttls_result * result;
1036         int r;
1037
1038         param = op->param;
1039         result = op->result;
1040
1041         CHECK_IMAP();
1042
1043         r = mailimap_starttls(param->imap);
1044
1045         result->error = r;
1046         debug_print("imap starttls run - end %i\n", r);
1047
1048         if (r == 0) {
1049                 mailimap *imap = param->imap;
1050                 mailstream_low *plain_low = NULL;
1051                 mailstream_low *tls_low = NULL;
1052                 int fd = -1;
1053
1054                 plain_low = mailstream_get_low(imap->imap_stream);
1055                 fd = mailstream_low_get_fd(plain_low);
1056                 if (fd == -1) {
1057                         debug_print("imap starttls run - can't get fd\n");
1058                         result->error = MAILIMAP_ERROR_STREAM;
1059                         return;
1060                 }
1061
1062                 tls_low = mailstream_low_tls_open(fd);
1063                 if (tls_low == NULL) {
1064                         debug_print("imap starttls run - can't tls_open\n");
1065                         result->error = MAILIMAP_ERROR_STREAM;
1066                         return;
1067                 }
1068                 mailstream_low_free(plain_low);
1069                 mailstream_set_low(imap->imap_stream, tls_low);
1070         }
1071 }
1072
1073 int imap_threaded_starttls(Folder * folder, const gchar *host, int port)
1074 {
1075         struct connect_param param;
1076         struct starttls_result result;
1077         int cert_len;
1078         unsigned char *certificate;
1079
1080         debug_print("imap starttls - begin\n");
1081
1082         param.imap = get_imap(folder);
1083         param.server = host;
1084         param.port = port;
1085
1086         threaded_run(folder, &param, &result, starttls_run);
1087
1088         debug_print("imap starttls - end\n");
1089
1090         if (result.error == 0 && param.imap && !etpan_skip_ssl_cert_check) {
1091                 cert_len = (int)mailstream_ssl_get_certificate(param.imap->imap_stream, &certificate);
1092                 if (etpan_certificate_check(certificate, cert_len, &param) < 0)
1093                         result.error = MAILIMAP_ERROR_STREAM;
1094                 if (certificate)
1095                         free(certificate);
1096         }
1097         return result.error;
1098 }
1099
1100
1101
1102 struct create_param {
1103         mailimap * imap;
1104         const char * mb;
1105 };
1106
1107 struct create_result {
1108         int error;
1109 };
1110
1111 static void create_run(struct etpan_thread_op * op)
1112 {
1113         struct create_param * param;
1114         struct create_result * result;
1115         int r;
1116
1117         param = op->param;
1118         result = op->result;
1119
1120         CHECK_IMAP();
1121
1122         r = mailimap_create(param->imap, param->mb);
1123
1124         result->error = r;
1125         debug_print("imap create run - end %i\n", r);
1126 }
1127
1128 int imap_threaded_create(Folder * folder, const char * mb)
1129 {
1130         struct create_param param;
1131         struct create_result result;
1132
1133         debug_print("imap create - begin\n");
1134
1135         param.imap = get_imap(folder);
1136         param.mb = mb;
1137
1138         threaded_run(folder, &param, &result, create_run);
1139
1140         debug_print("imap create - end\n");
1141
1142         return result.error;
1143 }
1144
1145
1146
1147
1148 struct rename_param {
1149         mailimap * imap;
1150         const char * mb;
1151         const char * new_name;
1152 };
1153
1154 struct rename_result {
1155         int error;
1156 };
1157
1158 static void rename_run(struct etpan_thread_op * op)
1159 {
1160         struct rename_param * param;
1161         struct rename_result * result;
1162         int r;
1163
1164         param = op->param;
1165         result = op->result;
1166
1167         CHECK_IMAP();
1168
1169         r = mailimap_rename(param->imap, param->mb, param->new_name);
1170
1171         result->error = r;
1172         debug_print("imap rename run - end %i\n", r);
1173 }
1174
1175 int imap_threaded_rename(Folder * folder,
1176                          const char * mb, const char * new_name)
1177 {
1178         struct rename_param param;
1179         struct rename_result result;
1180
1181         debug_print("imap rename - begin\n");
1182
1183         param.imap = get_imap(folder);
1184         param.mb = mb;
1185         param.new_name = new_name;
1186
1187         threaded_run(folder, &param, &result, rename_run);
1188
1189         debug_print("imap rename - end\n");
1190
1191         return result.error;
1192 }
1193
1194
1195
1196
1197 struct delete_param {
1198         mailimap * imap;
1199         const char * mb;
1200 };
1201
1202 struct delete_result {
1203         int error;
1204 };
1205
1206 static void delete_run(struct etpan_thread_op * op)
1207 {
1208         struct delete_param * param;
1209         struct delete_result * result;
1210         int r;
1211
1212         param = op->param;
1213         result = op->result;
1214
1215         CHECK_IMAP();
1216
1217         r = mailimap_delete(param->imap, param->mb);
1218
1219         result->error = r;
1220         debug_print("imap delete run - end %i\n", r);
1221 }
1222
1223 int imap_threaded_delete(Folder * folder, const char * mb)
1224 {
1225         struct delete_param param;
1226         struct delete_result result;
1227
1228         debug_print("imap delete - begin\n");
1229
1230         param.imap = get_imap(folder);
1231         param.mb = mb;
1232
1233         threaded_run(folder, &param, &result, delete_run);
1234
1235         debug_print("imap delete - end\n");
1236
1237         return result.error;
1238 }
1239
1240
1241
1242 struct select_param {
1243         mailimap * imap;
1244         const char * mb;
1245 };
1246
1247 struct select_result {
1248         int error;
1249 };
1250
1251 static void select_run(struct etpan_thread_op * op)
1252 {
1253         struct select_param * param;
1254         struct select_result * result;
1255         int r;
1256
1257         param = op->param;
1258         result = op->result;
1259
1260         CHECK_IMAP();
1261
1262         r = mailimap_select(param->imap, param->mb);
1263
1264         result->error = r;
1265         debug_print("imap select run - end %i\n", r);
1266 }
1267
1268 int imap_threaded_select(Folder * folder, const char * mb,
1269                          gint * exists, gint * recent, gint * unseen,
1270                          guint32 * uid_validity)
1271 {
1272         struct select_param param;
1273         struct select_result result;
1274         mailimap * imap;
1275
1276         debug_print("imap select - begin\n");
1277
1278         imap = get_imap(folder);
1279         param.imap = imap;
1280         param.mb = mb;
1281
1282         threaded_run(folder, &param, &result, select_run);
1283
1284         if (result.error != MAILIMAP_NO_ERROR)
1285                 return result.error;
1286
1287         if (!imap || imap->imap_selection_info == NULL)
1288                 return MAILIMAP_ERROR_PARSE;
1289
1290         * exists = imap->imap_selection_info->sel_exists;
1291         * recent = imap->imap_selection_info->sel_recent;
1292         * unseen = imap->imap_selection_info->sel_unseen;
1293         * uid_validity = imap->imap_selection_info->sel_uidvalidity;
1294
1295         debug_print("imap select - end\n");
1296
1297         return result.error;
1298 }
1299
1300
1301
1302 struct examine_param {
1303         mailimap * imap;
1304         const char * mb;
1305 };
1306
1307 struct examine_result {
1308         int error;
1309 };
1310
1311 static void examine_run(struct etpan_thread_op * op)
1312 {
1313         struct examine_param * param;
1314         struct examine_result * result;
1315         int r;
1316
1317         param = op->param;
1318         result = op->result;
1319
1320         CHECK_IMAP();
1321
1322         r = mailimap_examine(param->imap, param->mb);
1323
1324         result->error = r;
1325         debug_print("imap examine run - end %i\n", r);
1326 }
1327
1328 int imap_threaded_examine(Folder * folder, const char * mb,
1329                           gint * exists, gint * recent, gint * unseen,
1330                           guint32 * uid_validity)
1331 {
1332         struct examine_param param;
1333         struct examine_result result;
1334         mailimap * imap;
1335
1336         debug_print("imap examine - begin\n");
1337
1338         imap = get_imap(folder);
1339         param.imap = imap;
1340         param.mb = mb;
1341
1342         threaded_run(folder, &param, &result, examine_run);
1343
1344         if (result.error != MAILIMAP_NO_ERROR)
1345                 return result.error;
1346
1347         if (!imap || imap->imap_selection_info == NULL)
1348                 return MAILIMAP_ERROR_PARSE;
1349
1350         * exists = imap->imap_selection_info->sel_exists;
1351         * recent = imap->imap_selection_info->sel_recent;
1352         * unseen = imap->imap_selection_info->sel_unseen;
1353         * uid_validity = imap->imap_selection_info->sel_uidvalidity;
1354
1355         debug_print("imap examine - end\n");
1356
1357         return result.error;
1358 }
1359
1360
1361
1362
1363 struct search_param {
1364         mailimap * imap;
1365         int type;
1366         struct mailimap_set * set;
1367 };
1368
1369 struct search_result {
1370         int error;
1371         clist * search_result;
1372 };
1373
1374 static struct mailimap_set_item *sc_mailimap_set_item_copy(struct mailimap_set_item *orig)
1375 {
1376         return mailimap_set_item_new(orig->set_first, orig->set_last);
1377 }
1378
1379 static struct mailimap_set *sc_mailimap_set_copy(struct mailimap_set *orig)
1380 {
1381         clist *list = orig ? orig->set_list : NULL;
1382         clist *newlist = clist_new();
1383         clistiter *cur;
1384
1385         if (!orig)
1386                 return NULL;
1387         for (cur = clist_begin(list); cur; cur = clist_next(cur))
1388                 clist_append(newlist,
1389                         sc_mailimap_set_item_copy(
1390                         (struct mailimap_set_item *)clist_content(cur)));
1391         return mailimap_set_new(newlist);
1392 }
1393
1394 static void search_run(struct etpan_thread_op * op)
1395 {
1396         struct search_param * param;
1397         struct search_result * result;
1398         int r;
1399         struct mailimap_search_key * key = NULL;
1400         struct mailimap_search_key * uid_key = NULL;
1401         struct mailimap_search_key * search_type_key;
1402         clist * search_result;
1403
1404         param = op->param;
1405         result = op->result;
1406
1407         CHECK_IMAP();
1408
1409         /* we copy the mailimap_set because freeing the key is recursive */
1410         if (param->set != NULL) {
1411                 uid_key = mailimap_search_key_new_uid(sc_mailimap_set_copy(param->set));
1412         } else if (param->type == IMAP_SEARCH_TYPE_SIMPLE) {
1413                 uid_key = mailimap_search_key_new_all();
1414         }
1415         search_type_key = NULL;
1416         switch (param->type) {
1417         case IMAP_SEARCH_TYPE_SIMPLE:
1418                 search_type_key = NULL;
1419                 break;
1420
1421         case IMAP_SEARCH_TYPE_SEEN:
1422                 search_type_key = mailimap_search_key_new(MAILIMAP_SEARCH_KEY_SEEN,
1423                                                           NULL, NULL, NULL, NULL, NULL,
1424                                                           NULL, NULL, NULL, NULL, NULL,
1425                                                           NULL, NULL, NULL, NULL, 0,
1426                                                           NULL, NULL, NULL, NULL, NULL,
1427                                                           NULL, 0, NULL, NULL, NULL);
1428                 break;
1429
1430         case IMAP_SEARCH_TYPE_UNSEEN:
1431                 search_type_key = mailimap_search_key_new(MAILIMAP_SEARCH_KEY_UNSEEN,
1432                                                           NULL, NULL, NULL, NULL, NULL,
1433                                                           NULL, NULL, NULL, NULL, NULL,
1434                                                           NULL, NULL, NULL, NULL, 0,
1435                                                           NULL, NULL, NULL, NULL, NULL,
1436                                                           NULL, 0, NULL, NULL, NULL);
1437                 break;
1438
1439         case IMAP_SEARCH_TYPE_ANSWERED:
1440                 search_type_key = mailimap_search_key_new(MAILIMAP_SEARCH_KEY_ANSWERED,
1441                                                           NULL, NULL, NULL, NULL, NULL,
1442                                                           NULL, NULL, NULL, NULL, NULL,
1443                                                           NULL, NULL, NULL, NULL, 0,
1444                                                           NULL, NULL, NULL, NULL, NULL,
1445                                                           NULL, 0, NULL, NULL, NULL);
1446                 break;
1447
1448         case IMAP_SEARCH_TYPE_FLAGGED:
1449                 search_type_key = mailimap_search_key_new(MAILIMAP_SEARCH_KEY_FLAGGED,
1450                                                           NULL, NULL, NULL, NULL, NULL,
1451                                                           NULL, NULL, NULL, NULL, NULL,
1452                                                           NULL, NULL, NULL, NULL, 0,
1453                                                           NULL, NULL, NULL, NULL, NULL,
1454                                                           NULL, 0, NULL, NULL, NULL);
1455                 break;
1456         case IMAP_SEARCH_TYPE_DELETED:
1457                 search_type_key = mailimap_search_key_new(MAILIMAP_SEARCH_KEY_DELETED,
1458                                                           NULL, NULL, NULL, NULL, NULL,
1459                                                           NULL, NULL, NULL, NULL, NULL,
1460                                                           NULL, NULL, NULL, NULL, 0,
1461                                                           NULL, NULL, NULL, NULL, NULL,
1462                                                           NULL, 0, NULL, NULL, NULL);
1463                 break;
1464         }
1465
1466         if (search_type_key != NULL) {
1467                 if (param->set != NULL) {
1468                         key = mailimap_search_key_new_multiple_empty();
1469                         mailimap_search_key_multiple_add(key, search_type_key);
1470                         mailimap_search_key_multiple_add(key, uid_key);
1471                 } else {
1472                         key = search_type_key;
1473                 }
1474         } else if (uid_key != NULL) {
1475                 key = uid_key;
1476         }
1477
1478         if (key == NULL) {
1479                 g_warning("no key!");
1480                 result = op->result;
1481                 result->error = -1;
1482                 result->search_result = NULL;
1483         } else {
1484                 mailstream_logger = imap_logger_uid;
1485
1486                 r = mailimap_uid_search(param->imap, NULL, key, &search_result);
1487
1488                 mailstream_logger = imap_logger_cmd;
1489
1490                 /* free the key (with the imapset) */
1491                 mailimap_search_key_free(key);
1492
1493                 result->error = r;
1494                 result->search_result = search_result;
1495         }
1496         debug_print("imap search run - end %i\n", result->error);
1497 }
1498
1499 int imap_threaded_search(Folder * folder, int search_type,
1500                          struct mailimap_set * set, clist ** search_result)
1501 {
1502         struct search_param param;
1503         struct search_result result;
1504         mailimap * imap;
1505
1506         debug_print("imap search - begin\n");
1507
1508         imap = get_imap(folder);
1509         param.imap = imap;
1510         param.set = set;
1511         param.type = search_type;
1512
1513         threaded_run(folder, &param, &result, search_run);
1514
1515         if (result.error != MAILIMAP_NO_ERROR)
1516                 return result.error;
1517
1518         debug_print("imap search - end\n");
1519
1520         * search_result = result.search_result;
1521
1522         return result.error;
1523 }
1524
1525
1526
1527
1528 static int
1529 uid_list_to_env_list(clist * fetch_result, carray ** result)
1530 {
1531         clistiter * cur;
1532         int r;
1533         int res;
1534         carray * tab;
1535         unsigned int i;
1536
1537         tab = carray_new(128);
1538         if (tab == NULL) {
1539                 res = MAILIMAP_ERROR_MEMORY;
1540                 goto err;
1541         }
1542
1543         for(cur = clist_begin(fetch_result) ; cur != NULL ;
1544             cur = clist_next(cur)) {
1545                 struct mailimap_msg_att * msg_att;
1546                 clistiter * item_cur;
1547                 uint32_t uid;
1548                 size_t size;
1549                 uint32_t * puid;
1550
1551                 msg_att = clist_content(cur);
1552
1553                 uid = 0;
1554                 size = 0;
1555                 for(item_cur = clist_begin(msg_att->att_list) ;
1556                     item_cur != NULL ;
1557                     item_cur = clist_next(item_cur)) {
1558                         struct mailimap_msg_att_item * item;
1559
1560                         item = clist_content(item_cur);
1561
1562                         switch (item->att_type) {
1563                         case MAILIMAP_MSG_ATT_ITEM_STATIC:
1564                                 switch (item->att_data.att_static->att_type) {
1565                                 case MAILIMAP_MSG_ATT_UID:
1566                                         uid = item->att_data.att_static->att_data.att_uid;
1567                                         break;
1568                                 }
1569                         }
1570                 }
1571
1572                 puid = malloc(sizeof(* puid));
1573                 if (puid == NULL) {
1574                         res = MAILIMAP_ERROR_MEMORY;
1575                         goto free_list;
1576                 }
1577                 * puid = uid;
1578
1579                 r = carray_add(tab, puid, NULL);
1580                 if (r < 0) {
1581                         free(puid);
1582                         res = MAILIMAP_ERROR_MEMORY;
1583                         goto free_list;
1584                 }
1585         }
1586
1587         * result = tab;
1588
1589         return MAILIMAP_NO_ERROR;
1590
1591  free_list:
1592         for(i = 0 ; i < carray_count(tab) ; i++)
1593                 mailmessage_free(carray_get(tab, i));
1594  err:
1595         return res;
1596 }
1597
1598 static int imap_get_messages_list(mailimap * imap,
1599                                   uint32_t first_index,
1600                                   carray ** result)
1601 {
1602         carray * env_list;
1603         int r;
1604         struct mailimap_fetch_att * fetch_att;
1605         struct mailimap_fetch_type * fetch_type;
1606         struct mailimap_set * set;
1607         clist * fetch_result;
1608         int res;
1609
1610         set = mailimap_set_new_interval(first_index, 0);
1611         if (set == NULL) {
1612                 res = MAILIMAP_ERROR_MEMORY;
1613                 goto err;
1614         }
1615
1616         fetch_type = mailimap_fetch_type_new_fetch_att_list_empty();
1617         if (fetch_type == NULL) {
1618                 res = MAILIMAP_ERROR_MEMORY;
1619                 goto free_set;
1620         }
1621
1622         fetch_att = mailimap_fetch_att_new_uid();
1623         if (fetch_att == NULL) {
1624                 res = MAILIMAP_ERROR_MEMORY;
1625                 goto free_fetch_type;
1626         }
1627
1628         r = mailimap_fetch_type_new_fetch_att_list_add(fetch_type, fetch_att);
1629         if (r != MAILIMAP_NO_ERROR) {
1630                 mailimap_fetch_att_free(fetch_att);
1631                 res = MAILIMAP_ERROR_MEMORY;
1632                 goto free_fetch_type;
1633         }
1634
1635         r = mailimap_uid_fetch(imap, set,
1636                                fetch_type, &fetch_result);
1637
1638         mailimap_fetch_type_free(fetch_type);
1639         mailimap_set_free(set);
1640
1641         if (r != MAILIMAP_NO_ERROR) {
1642                 res = r;
1643                 goto err;
1644         }
1645
1646         env_list = NULL;
1647         r = uid_list_to_env_list(fetch_result, &env_list);
1648         mailimap_fetch_list_free(fetch_result);
1649
1650         * result = env_list;
1651
1652         return MAILIMAP_NO_ERROR;
1653
1654  free_fetch_type:
1655         mailimap_fetch_type_free(fetch_type);
1656  free_set:
1657         mailimap_set_free(set);
1658  err:
1659         return res;
1660 }
1661
1662
1663
1664
1665 struct fetch_uid_param {
1666         mailimap * imap;
1667         uint32_t first_index;
1668 };
1669
1670 struct fetch_uid_result {
1671         int error;
1672         carray * fetch_result;
1673 };
1674
1675 static void fetch_uid_run(struct etpan_thread_op * op)
1676 {
1677         struct fetch_uid_param * param;
1678         struct fetch_uid_result * result;
1679         carray * fetch_result;
1680         int r;
1681
1682         param = op->param;
1683         result = op->result;
1684
1685         CHECK_IMAP();
1686
1687         fetch_result = NULL;
1688         r = imap_get_messages_list(param->imap, param->first_index,
1689                                    &fetch_result);
1690
1691         result->error = r;
1692         result->fetch_result = fetch_result;
1693         debug_print("imap fetch_uid run - end %i\n", r);
1694 }
1695
1696 int imap_threaded_fetch_uid(Folder * folder, uint32_t first_index,
1697                             carray ** fetch_result)
1698 {
1699         struct fetch_uid_param param;
1700         struct fetch_uid_result result;
1701         mailimap * imap;
1702
1703         debug_print("imap fetch_uid - begin\n");
1704
1705         imap = get_imap(folder);
1706         param.imap = imap;
1707         param.first_index = first_index;
1708
1709         threaded_run(folder, &param, &result, fetch_uid_run);
1710
1711         if (result.error != MAILIMAP_NO_ERROR)
1712                 return result.error;
1713
1714         debug_print("imap fetch_uid - end\n");
1715
1716         * fetch_result = result.fetch_result;
1717
1718         return result.error;
1719 }
1720
1721
1722 void imap_fetch_uid_list_free(carray * uid_list)
1723 {
1724         unsigned int i;
1725
1726         for(i = 0 ; i < carray_count(uid_list) ; i ++) {
1727                 uint32_t * puid;
1728
1729                 puid = carray_get(uid_list, i);
1730                 free(puid);
1731         }
1732         carray_free(uid_list);
1733 }
1734
1735
1736
1737 static int imap_fetch(mailimap * imap,
1738                       uint32_t msg_index,
1739                       char ** result,
1740                       size_t * result_len)
1741 {
1742         int r;
1743         struct mailimap_set * set;
1744         struct mailimap_fetch_att * fetch_att;
1745         struct mailimap_fetch_type * fetch_type;
1746         clist * fetch_result;
1747         struct mailimap_msg_att * msg_att;
1748         struct mailimap_msg_att_item * msg_att_item;
1749         char * text;
1750         size_t text_length;
1751         int res;
1752         clistiter * cur;
1753         struct mailimap_section * section;
1754
1755         set = mailimap_set_new_single(msg_index);
1756         if (set == NULL) {
1757                 res = MAILIMAP_ERROR_MEMORY;
1758                 goto err;
1759         }
1760
1761         section = mailimap_section_new(NULL);
1762         if (section == NULL) {
1763                 res = MAILIMAP_ERROR_MEMORY;
1764                 goto free_set;
1765         }
1766
1767         fetch_att = mailimap_fetch_att_new_body_peek_section(section);
1768         if (fetch_att == NULL) {
1769                 mailimap_section_free(section);
1770                 res = MAILIMAP_ERROR_MEMORY;
1771                 goto free_set;
1772         }
1773
1774         fetch_type = mailimap_fetch_type_new_fetch_att(fetch_att);
1775         if (fetch_type == NULL) {
1776                 res = MAILIMAP_ERROR_MEMORY;
1777                 goto free_fetch_att;
1778         }
1779
1780         mailstream_logger = imap_logger_fetch;
1781
1782         r = mailimap_uid_fetch(imap, set,
1783                                fetch_type, &fetch_result);
1784
1785         mailstream_logger = imap_logger_cmd;
1786
1787         mailimap_fetch_type_free(fetch_type);
1788         mailimap_set_free(set);
1789
1790         switch (r) {
1791         case MAILIMAP_NO_ERROR:
1792                 break;
1793         default:
1794                 return r;
1795         }
1796
1797         if (clist_begin(fetch_result) == NULL) {
1798                 mailimap_fetch_list_free(fetch_result);
1799                 return MAILIMAP_ERROR_FETCH;
1800         }
1801
1802         msg_att = clist_begin(fetch_result)->data;
1803
1804         text = NULL;
1805         text_length = 0;
1806
1807         for(cur = clist_begin(msg_att->att_list) ; cur != NULL ;
1808             cur = clist_next(cur)) {
1809                 msg_att_item = clist_content(cur);
1810
1811                 if (msg_att_item->att_type == MAILIMAP_MSG_ATT_ITEM_STATIC) {
1812                         if (msg_att_item->att_data.att_static->att_type ==
1813                             MAILIMAP_MSG_ATT_BODY_SECTION) {
1814                                 text = msg_att_item->att_data.att_static->att_data.att_body_section->sec_body_part;
1815                                 /* detach */
1816                                 msg_att_item->att_data.att_static->att_data.att_body_section->sec_body_part = NULL;
1817                                 text_length =
1818                                         msg_att_item->att_data.att_static->att_data.att_body_section->sec_length;
1819                         }
1820                 }
1821         }
1822
1823         mailimap_fetch_list_free(fetch_result);
1824
1825         if (text == NULL)
1826                 return MAILIMAP_ERROR_FETCH;
1827
1828         * result = text;
1829         * result_len = text_length;
1830
1831         return MAILIMAP_NO_ERROR;
1832
1833  free_fetch_att:
1834         mailimap_fetch_att_free(fetch_att);
1835  free_set:
1836         mailimap_set_free(set);
1837  err:
1838         return res;
1839 }
1840
1841 static int imap_fetch_header(mailimap * imap,
1842                              uint32_t msg_index,
1843                              char ** result,
1844                              size_t * result_len)
1845 {
1846   int r;
1847   struct mailimap_set * set;
1848   struct mailimap_fetch_att * fetch_att;
1849   struct mailimap_fetch_type * fetch_type;
1850   clist * fetch_result;
1851   struct mailimap_msg_att * msg_att;
1852   struct mailimap_msg_att_item * msg_att_item;
1853   char * text;
1854   size_t text_length;
1855   int res;
1856   clistiter * cur;
1857   struct mailimap_section * section;
1858
1859   set = mailimap_set_new_single(msg_index);
1860   if (set == NULL) {
1861     res = MAILIMAP_ERROR_MEMORY;
1862     goto err;
1863   }
1864
1865   section = mailimap_section_new_header();
1866   if (section == NULL) {
1867     res = MAILIMAP_ERROR_MEMORY;
1868     goto free_set;
1869   }
1870
1871   fetch_att = mailimap_fetch_att_new_body_peek_section(section);
1872   if (fetch_att == NULL) {
1873     mailimap_section_free(section);
1874     res = MAILIMAP_ERROR_MEMORY;
1875     goto free_set;
1876   }
1877
1878   fetch_type = mailimap_fetch_type_new_fetch_att(fetch_att);
1879   if (fetch_type == NULL) {
1880     res = MAILIMAP_ERROR_MEMORY;
1881     goto free_fetch_att;
1882   }
1883
1884   r = mailimap_uid_fetch(imap, set, fetch_type, &fetch_result);
1885
1886   mailimap_fetch_type_free(fetch_type);
1887   mailimap_set_free(set);
1888
1889   switch (r) {
1890   case MAILIMAP_NO_ERROR:
1891     break;
1892   default:
1893     return r;
1894   }
1895
1896   if (clist_begin(fetch_result) == NULL) {
1897     mailimap_fetch_list_free(fetch_result);
1898     return MAILIMAP_ERROR_FETCH;
1899   }
1900
1901   msg_att = clist_begin(fetch_result)->data;
1902
1903   text = NULL;
1904   text_length = 0;
1905
1906   for(cur = clist_begin(msg_att->att_list) ; cur != NULL ;
1907       cur = clist_next(cur)) {
1908     msg_att_item = clist_content(cur);
1909
1910     if (msg_att_item->att_type == MAILIMAP_MSG_ATT_ITEM_STATIC) {
1911       if (msg_att_item->att_data.att_static->att_type ==
1912           MAILIMAP_MSG_ATT_BODY_SECTION) {
1913         text = msg_att_item->att_data.att_static->att_data.att_body_section->sec_body_part;
1914         msg_att_item->att_data.att_static->att_data.att_body_section->sec_body_part = NULL;
1915         text_length =
1916           msg_att_item->att_data.att_static->att_data.att_body_section->sec_length;
1917       }
1918     }
1919   }
1920
1921   mailimap_fetch_list_free(fetch_result);
1922
1923   if (text == NULL)
1924     return MAILIMAP_ERROR_FETCH;
1925
1926   * result = text;
1927   * result_len = text_length;
1928
1929   return MAILIMAP_NO_ERROR;
1930
1931  free_fetch_att:
1932   mailimap_fetch_att_free(fetch_att);
1933  free_set:
1934   mailimap_set_free(set);
1935  err:
1936   return res;
1937 }
1938
1939
1940
1941 struct fetch_content_param {
1942         mailimap * imap;
1943         uint32_t msg_index;
1944         const char * filename;
1945         int with_body;
1946 };
1947
1948 struct fetch_content_result {
1949         int error;
1950 };
1951
1952 static void fetch_content_run(struct etpan_thread_op * op)
1953 {
1954         struct fetch_content_param * param;
1955         struct fetch_content_result * result;
1956         char * content;
1957         size_t content_size;
1958         int r;
1959         int fd;
1960         FILE * f;
1961
1962         param = op->param;
1963         result = op->result;
1964
1965         CHECK_IMAP();
1966
1967         content = NULL;
1968         content_size = 0;
1969         if (param->with_body)
1970                 r = imap_fetch(param->imap, param->msg_index,
1971                                &content, &content_size);
1972         else
1973                 r = imap_fetch_header(param->imap, param->msg_index,
1974                                       &content, &content_size);
1975
1976         result->error = r;
1977
1978         if (r == MAILIMAP_NO_ERROR) {
1979                 fd = open(param->filename, O_RDWR | O_CREAT, 0600);
1980                 if (fd < 0) {
1981                         result->error = MAILIMAP_ERROR_FETCH;
1982                         goto free;
1983                 }
1984
1985                 f = fdopen(fd, "wb");
1986                 if (f == NULL) {
1987                         result->error = MAILIMAP_ERROR_FETCH;
1988                         goto close;
1989                 }
1990
1991                 r = fwrite(content, 1, content_size, f);
1992                 if (r == 0) {
1993                         goto fclose;
1994                 }
1995
1996                 r = fclose(f);
1997                 if (r == EOF) {
1998                         g_unlink(param->filename);
1999                         goto close;
2000                 }
2001                 goto free;
2002
2003         fclose:
2004                 fclose(f);
2005                 goto unlink;
2006         close:
2007                 close(fd);
2008         unlink:
2009                 g_unlink(param->filename);
2010
2011         free:
2012                 if (mmap_string_unref(content) != 0)
2013                         free(content);
2014         }
2015
2016         debug_print("imap fetch_content run - end %i\n", r);
2017 }
2018
2019 int imap_threaded_fetch_content(Folder * folder, uint32_t msg_index,
2020                                 int with_body,
2021                                 const char * filename)
2022 {
2023         struct fetch_content_param param;
2024         struct fetch_content_result result;
2025         mailimap * imap;
2026
2027         debug_print("imap fetch_content - begin\n");
2028
2029         imap = get_imap(folder);
2030         param.imap = imap;
2031         param.msg_index = msg_index;
2032         param.filename = filename;
2033         param.with_body = with_body;
2034
2035         threaded_run(folder, &param, &result, fetch_content_run);
2036
2037         if (result.error != MAILIMAP_NO_ERROR)
2038                 return result.error;
2039
2040         debug_print("imap fetch_content - end\n");
2041
2042         return result.error;
2043 }
2044
2045
2046
2047 static int imap_flags_to_flags(struct mailimap_msg_att_dynamic * att_dyn)
2048 {
2049         int flags;
2050         clist * flag_list;
2051         clistiter * cur;
2052
2053         flags = MSG_UNREAD;
2054
2055         flag_list = att_dyn->att_list;
2056         if (flag_list == NULL)
2057                 return flags;
2058
2059         for(cur = clist_begin(flag_list) ; cur != NULL ;
2060             cur = clist_next(cur)) {
2061                 struct mailimap_flag_fetch * flag_fetch;
2062
2063                 flag_fetch = clist_content(cur);
2064                 if (flag_fetch->fl_type == MAILIMAP_FLAG_FETCH_RECENT)
2065                         flags |= MSG_NEW;
2066                 else {
2067                         switch (flag_fetch->fl_flag->fl_type) {
2068                         case MAILIMAP_FLAG_ANSWERED:
2069                                 flags |= MSG_REPLIED;
2070                                 break;
2071                         case MAILIMAP_FLAG_FLAGGED:
2072                                 flags |= MSG_MARKED;
2073                                 break;
2074                         case MAILIMAP_FLAG_DELETED:
2075                                 flags |= MSG_DELETED;
2076                                 break;
2077                         case MAILIMAP_FLAG_SEEN:
2078                                 flags &= ~MSG_UNREAD;
2079                                 flags &= ~MSG_NEW;
2080                                 break;
2081                         }
2082                 }
2083         }
2084
2085         return flags;
2086 }
2087
2088 static int imap_get_msg_att_info(struct mailimap_msg_att * msg_att,
2089                                  uint32_t * puid,
2090                                  char ** pheaders,
2091                                  size_t * pref_size,
2092                                  struct mailimap_msg_att_dynamic ** patt_dyn)
2093 {
2094   clistiter * item_cur;
2095   uint32_t uid;
2096   char * headers;
2097   size_t ref_size;
2098   struct mailimap_msg_att_dynamic * att_dyn;
2099
2100   uid = 0;
2101   headers = NULL;
2102   ref_size = 0;
2103   att_dyn = NULL;
2104
2105   for(item_cur = clist_begin(msg_att->att_list) ; item_cur != NULL ;
2106       item_cur = clist_next(item_cur)) {
2107     struct mailimap_msg_att_item * item;
2108
2109     item = clist_content(item_cur);
2110
2111     switch (item->att_type) {
2112     case MAILIMAP_MSG_ATT_ITEM_STATIC:
2113       switch (item->att_data.att_static->att_type) {
2114       case MAILIMAP_MSG_ATT_UID:
2115         uid = item->att_data.att_static->att_data.att_uid;
2116         break;
2117
2118       case MAILIMAP_MSG_ATT_BODY_SECTION:
2119         if (headers == NULL) {
2120           headers = item->att_data.att_static->att_data.att_body_section->sec_body_part;
2121         }
2122         break;
2123       case MAILIMAP_MSG_ATT_RFC822_SIZE:
2124               ref_size = item->att_data.att_static->att_data.att_rfc822_size;
2125               break;
2126       }
2127       break;
2128
2129     case MAILIMAP_MSG_ATT_ITEM_DYNAMIC:
2130       if (att_dyn == NULL) {
2131         att_dyn = item->att_data.att_dyn;
2132       }
2133       break;
2134     }
2135   }
2136
2137   if (puid != NULL)
2138     * puid = uid;
2139   if (pheaders != NULL)
2140     * pheaders = headers;
2141   if (pref_size != NULL)
2142     * pref_size = ref_size;
2143   if (patt_dyn != NULL)
2144     * patt_dyn = att_dyn;
2145
2146   return MAIL_NO_ERROR;
2147 }
2148
2149 static struct imap_fetch_env_info *
2150 fetch_to_env_info(struct mailimap_msg_att * msg_att)
2151 {
2152         struct imap_fetch_env_info * info;
2153         uint32_t uid;
2154         char * headers;
2155         size_t size;
2156         struct mailimap_msg_att_dynamic * att_dyn;
2157
2158         imap_get_msg_att_info(msg_att, &uid, &headers, &size,
2159                               &att_dyn);
2160
2161         if (!headers)
2162                 return NULL;
2163         info = malloc(sizeof(* info));
2164         info->uid = uid;
2165         info->headers = strdup(headers);
2166         info->size = size;
2167         info->flags = imap_flags_to_flags(att_dyn);
2168
2169         return info;
2170 }
2171
2172 static int
2173 imap_fetch_result_to_envelop_list(clist * fetch_result,
2174                                   carray ** p_env_list)
2175 {
2176         clistiter * cur;
2177         unsigned int i;
2178         carray * env_list;
2179         i = 0;
2180
2181         env_list = carray_new(16);
2182
2183         for(cur = clist_begin(fetch_result) ; cur != NULL ;
2184             cur = clist_next(cur)) {
2185                 struct mailimap_msg_att * msg_att;
2186                 struct imap_fetch_env_info * env_info;
2187
2188                 msg_att = clist_content(cur);
2189
2190                 env_info = fetch_to_env_info(msg_att);
2191                 if (!env_info)
2192                         return MAILIMAP_ERROR_MEMORY;
2193                 carray_add(env_list, env_info, NULL);
2194         }
2195
2196         * p_env_list = env_list;
2197
2198         return MAIL_NO_ERROR;
2199 }
2200
2201 static int imap_add_envelope_fetch_att(struct mailimap_fetch_type * fetch_type)
2202 {
2203         struct mailimap_fetch_att * fetch_att;
2204         int r;
2205         char * header;
2206         clist * hdrlist;
2207         struct mailimap_header_list * imap_hdrlist;
2208         struct mailimap_section * section;
2209
2210         hdrlist = clist_new();
2211
2212         header = strdup("Date");
2213         r = clist_append(hdrlist, header);
2214         header = strdup("From");
2215         r = clist_append(hdrlist, header);
2216         header = strdup("To");
2217         r = clist_append(hdrlist, header);
2218         header = strdup("Cc");
2219         r = clist_append(hdrlist, header);
2220         header = strdup("Subject");
2221         r = clist_append(hdrlist, header);
2222         header = strdup("Message-ID");
2223         r = clist_append(hdrlist, header);
2224         header = strdup("References");
2225         r = clist_append(hdrlist, header);
2226         header = strdup("In-Reply-To");
2227         r = clist_append(hdrlist, header);
2228
2229         imap_hdrlist = mailimap_header_list_new(hdrlist);
2230         section = mailimap_section_new_header_fields(imap_hdrlist);
2231         fetch_att = mailimap_fetch_att_new_body_peek_section(section);
2232         mailimap_fetch_type_new_fetch_att_list_add(fetch_type, fetch_att);
2233
2234         return MAIL_NO_ERROR;
2235 }
2236
2237 static int imap_add_header_fetch_att(struct mailimap_fetch_type * fetch_type)
2238 {
2239         struct mailimap_fetch_att * fetch_att;
2240         struct mailimap_section * section;
2241
2242         section = mailimap_section_new_header();
2243         fetch_att = mailimap_fetch_att_new_body_peek_section(section);
2244         mailimap_fetch_type_new_fetch_att_list_add(fetch_type, fetch_att);
2245
2246         return MAIL_NO_ERROR;
2247 }
2248
2249 static int
2250 imap_get_envelopes_list(mailimap * imap, struct mailimap_set * set,
2251                         carray ** p_env_list)
2252 {
2253         struct mailimap_fetch_att * fetch_att;
2254         struct mailimap_fetch_type * fetch_type;
2255         int res;
2256         clist * fetch_result;
2257         int r;
2258         carray * env_list = NULL;
2259         chashdatum key;
2260         chashdatum value;
2261
2262         fetch_type = mailimap_fetch_type_new_fetch_att_list_empty();
2263
2264         /* uid */
2265         fetch_att = mailimap_fetch_att_new_uid();
2266         r = mailimap_fetch_type_new_fetch_att_list_add(fetch_type, fetch_att);
2267
2268         /* flags */
2269         fetch_att = mailimap_fetch_att_new_flags();
2270         r = mailimap_fetch_type_new_fetch_att_list_add(fetch_type, fetch_att);
2271
2272         /* rfc822 size */
2273         fetch_att = mailimap_fetch_att_new_rfc822_size();
2274         r = mailimap_fetch_type_new_fetch_att_list_add(fetch_type, fetch_att);
2275
2276         /* headers */
2277         key.data = &imap;
2278         key.len = sizeof(imap);
2279         r = chash_get(courier_workaround_hash, &key, &value);
2280         if (r < 0)
2281                 r = imap_add_envelope_fetch_att(fetch_type);
2282         else
2283                 r = imap_add_header_fetch_att(fetch_type);
2284
2285         r = mailimap_uid_fetch(imap, set, fetch_type, &fetch_result);
2286
2287         switch (r) {
2288         case MAILIMAP_NO_ERROR:
2289                 break;
2290         default:
2291                 mailimap_fetch_type_free(fetch_type);
2292                 debug_print("uid_fetch: %d\n", r);
2293                 return r;
2294         }
2295
2296         if (clist_begin(fetch_result) == NULL) {
2297                 res = MAILIMAP_ERROR_FETCH;
2298                 debug_print("clist_begin = NULL\n");
2299                 goto err;
2300         }
2301
2302         r = imap_fetch_result_to_envelop_list(fetch_result, &env_list);
2303         mailimap_fetch_list_free(fetch_result);
2304
2305         if (r != MAILIMAP_NO_ERROR) {
2306                 mailimap_fetch_type_free(fetch_type);
2307                 res = MAILIMAP_ERROR_MEMORY;
2308                 debug_print("fetch_result_to_envelop_list: %d\n", res);
2309                 goto err;
2310         }
2311
2312         mailimap_fetch_type_free(fetch_type);
2313
2314         * p_env_list = env_list;
2315
2316         return MAILIMAP_NO_ERROR;
2317
2318  err:
2319         return res;
2320 }
2321
2322 struct fetch_env_param {
2323         mailimap * imap;
2324         struct mailimap_set * set;
2325 };
2326
2327 struct fetch_env_result {
2328         carray * fetch_env_result;
2329         int error;
2330 };
2331
2332 static void fetch_env_run(struct etpan_thread_op * op)
2333 {
2334         struct fetch_env_param * param;
2335         struct fetch_env_result * result;
2336         carray * env_list;
2337         int r;
2338
2339         param = op->param;
2340         result = op->result;
2341
2342         CHECK_IMAP();
2343
2344         env_list = NULL;
2345         r = imap_get_envelopes_list(param->imap, param->set,
2346                                     &env_list);
2347
2348         result->error = r;
2349         result->fetch_env_result = env_list;
2350
2351         debug_print("imap fetch_env run - end %i\n", r);
2352 }
2353
2354 int imap_threaded_fetch_env(Folder * folder, struct mailimap_set * set,
2355                             carray ** p_env_list)
2356 {
2357         struct fetch_env_param param;
2358         struct fetch_env_result result;
2359         mailimap * imap;
2360
2361         debug_print("imap fetch_env - begin\n");
2362
2363         imap = get_imap(folder);
2364         param.imap = imap;
2365         param.set = set;
2366
2367         threaded_run(folder, &param, &result, fetch_env_run);
2368
2369         if (result.error != MAILIMAP_NO_ERROR) {
2370                 chashdatum key;
2371                 chashdatum value;
2372                 int r;
2373
2374                 key.data = &imap;
2375                 key.len = sizeof(imap);
2376                 r = chash_get(courier_workaround_hash, &key, &value);
2377                 if (r < 0) {
2378                         value.data = NULL;
2379                         value.len = 0;
2380                         chash_set(courier_workaround_hash, &key, &value, NULL);
2381
2382                         threaded_run(folder, &param, &result, fetch_env_run);
2383                 }
2384         }
2385
2386         if (result.error != MAILIMAP_NO_ERROR)
2387                 return result.error;
2388
2389         debug_print("imap fetch_env - end\n");
2390
2391         * p_env_list = result.fetch_env_result;
2392
2393         return result.error;
2394 }
2395
2396 void imap_fetch_env_free(carray * env_list)
2397 {
2398         unsigned int i;
2399
2400         for(i = 0 ; i < carray_count(env_list) ; i ++) {
2401                 struct imap_fetch_env_info * env_info;
2402
2403                 env_info = carray_get(env_list, i);
2404                 free(env_info->headers);
2405                 free(env_info);
2406         }
2407         carray_free(env_list);
2408 }
2409
2410
2411
2412
2413
2414 struct append_param {
2415         mailimap * imap;
2416         const char * mailbox;
2417         const char * filename;
2418         struct mailimap_flag_list * flag_list;
2419 };
2420
2421 struct append_result {
2422         int error;
2423         int uid;
2424 };
2425
2426 static void append_run(struct etpan_thread_op * op)
2427 {
2428         struct append_param * param;
2429         struct append_result * result;
2430         int r;
2431         char * data;
2432         size_t size;
2433         struct stat stat_buf;
2434         int fd;
2435         guint32 uid = 0, val = 0;
2436
2437         param = op->param;
2438         result = op->result;
2439
2440         CHECK_IMAP();
2441
2442         r = stat(param->filename, &stat_buf);
2443         if (r < 0) {
2444                 result->error = MAILIMAP_ERROR_APPEND;
2445                 return;
2446         }
2447         size = stat_buf.st_size;
2448
2449         fd = open(param->filename, O_RDONLY);
2450         if (fd < 0) {
2451                 result->error = MAILIMAP_ERROR_APPEND;
2452                 return;
2453         }
2454
2455         data = mmap(NULL, size, PROT_READ, MAP_PRIVATE, fd, 0);
2456         if (data == (void *) MAP_FAILED) {
2457                 close(fd);
2458                 result->error = MAILIMAP_ERROR_APPEND;
2459                 return;
2460         }
2461
2462         mailstream_logger = imap_logger_append;
2463
2464         r = mailimap_uidplus_append(param->imap, param->mailbox,
2465                             param->flag_list, NULL,
2466                             data, size, &val, &uid);
2467
2468         mailstream_logger = imap_logger_cmd;
2469
2470         munmap(data, size);
2471         close(fd);
2472
2473         result->error = r;
2474         result->uid = uid;
2475         debug_print("imap append run - end %i uid %d\n", r, uid);
2476 }
2477
2478 int imap_threaded_append(Folder * folder, const char * mailbox,
2479                          const char * filename,
2480                          struct mailimap_flag_list * flag_list,
2481                          int *uid)
2482 {
2483         struct append_param param;
2484         struct append_result result;
2485         mailimap * imap;
2486
2487         debug_print("imap append - begin\n");
2488
2489         imap = get_imap(folder);
2490         param.imap = imap;
2491         param.mailbox = mailbox;
2492         param.filename = filename;
2493         param.flag_list = flag_list;
2494
2495         threaded_run(folder, &param, &result, append_run);
2496
2497         if (result.error != MAILIMAP_NO_ERROR)
2498                 return result.error;
2499
2500         debug_print("imap append - end\n");
2501         if (uid != NULL)
2502                 *uid = result.uid;
2503
2504         return result.error;
2505 }
2506
2507
2508
2509
2510 struct expunge_param {
2511         mailimap * imap;
2512 };
2513
2514 struct expunge_result {
2515         int error;
2516 };
2517
2518 static void expunge_run(struct etpan_thread_op * op)
2519 {
2520         struct expunge_param * param;
2521         struct expunge_result * result;
2522         int r;
2523
2524         param = op->param;
2525         result = op->result;
2526
2527         CHECK_IMAP();
2528
2529         r = mailimap_expunge(param->imap);
2530
2531         result->error = r;
2532         debug_print("imap expunge run - end %i\n", r);
2533 }
2534
2535 int imap_threaded_expunge(Folder * folder)
2536 {
2537         struct expunge_param param;
2538         struct expunge_result result;
2539
2540         debug_print("imap expunge - begin\n");
2541
2542         param.imap = get_imap(folder);
2543
2544         threaded_run(folder, &param, &result, expunge_run);
2545
2546         debug_print("imap expunge - end\n");
2547
2548         return result.error;
2549 }
2550
2551
2552 struct copy_param {
2553         mailimap * imap;
2554         struct mailimap_set * set;
2555         const char * mb;
2556 };
2557
2558 struct copy_result {
2559         int error;
2560         struct mailimap_set *source;
2561         struct mailimap_set *dest;
2562 };
2563
2564 static void copy_run(struct etpan_thread_op * op)
2565 {
2566         struct copy_param * param;
2567         struct copy_result * result;
2568         int r;
2569         guint32 val;
2570         struct mailimap_set *source = NULL, *dest = NULL;
2571
2572         param = op->param;
2573         result = op->result;
2574
2575         CHECK_IMAP();
2576
2577         r = mailimap_uidplus_uid_copy(param->imap, param->set, param->mb,
2578                 &val, &source, &dest);
2579
2580         result->error = r;
2581         if (r == 0) {
2582                 result->source = source;
2583                 result->dest = dest;
2584         } else {
2585                 result->source = NULL;
2586                 result->dest = NULL;
2587         }
2588         debug_print("imap copy run - end %i\n", r);
2589 }
2590
2591 int imap_threaded_copy(Folder * folder, struct mailimap_set * set,
2592                        const char * mb, struct mailimap_set **source,
2593                        struct mailimap_set **dest)
2594 {
2595         struct copy_param param;
2596         struct copy_result result;
2597         mailimap * imap;
2598
2599         debug_print("imap copy - begin\n");
2600
2601         imap = get_imap(folder);
2602         param.imap = imap;
2603         param.set = set;
2604         param.mb = mb;
2605
2606         threaded_run(folder, &param, &result, copy_run);
2607         *source = NULL;
2608         *dest = NULL;
2609
2610         if (result.error != MAILIMAP_NO_ERROR)
2611                 return result.error;
2612
2613         *source = result.source;
2614         *dest = result.dest;
2615
2616         debug_print("imap copy - end\n");
2617
2618         return result.error;
2619 }
2620
2621
2622
2623 struct store_param {
2624         mailimap * imap;
2625         struct mailimap_set * set;
2626         struct mailimap_store_att_flags * store_att_flags;
2627 };
2628
2629 struct store_result {
2630         int error;
2631 };
2632
2633 static void store_run(struct etpan_thread_op * op)
2634 {
2635         struct store_param * param;
2636         struct store_result * result;
2637         int r;
2638
2639         param = op->param;
2640         result = op->result;
2641
2642         CHECK_IMAP();
2643
2644         r = mailimap_uid_store(param->imap, param->set,
2645                                param->store_att_flags);
2646
2647         result->error = r;
2648
2649         debug_print("imap store run - end %i\n", r);
2650 }
2651
2652 int imap_threaded_store(Folder * folder, struct mailimap_set * set,
2653                         struct mailimap_store_att_flags * store_att_flags)
2654 {
2655         struct store_param param;
2656         struct store_result result;
2657         mailimap * imap;
2658
2659         debug_print("imap store - begin\n");
2660
2661         imap = get_imap(folder);
2662         param.imap = imap;
2663         param.set = set;
2664         param.store_att_flags = store_att_flags;
2665
2666         threaded_run(folder, &param, &result, store_run);
2667
2668         if (result.error != MAILIMAP_NO_ERROR)
2669                 return result.error;
2670
2671         debug_print("imap store - end\n");
2672
2673         return result.error;
2674 }
2675
2676
2677 #define ENV_BUFFER_SIZE 512
2678
2679 static void do_exec_command(int fd, const char * command,
2680                             const char * servername, uint16_t port)
2681 {
2682         int i, maxopen;
2683 #ifdef SOLARIS
2684         char env_buffer[ENV_BUFFER_SIZE];
2685 #endif
2686
2687         if (fork() > 0) {
2688                 /* Fork again to become a child of init rather than
2689                    the etpan client. */
2690                 exit(0);
2691         }
2692
2693 #ifdef SOLARIS
2694         if (servername)
2695                 snprintf(env_buffer, ENV_BUFFER_SIZE,
2696                          "ETPANSERVER=%s", servername);
2697         else
2698                 snprintf(env_buffer, ENV_BUFFER_SIZE, "ETPANSERVER=");
2699         putenv(env_buffer);
2700 #else
2701         if (servername)
2702                 setenv("ETPANSERVER", servername, 1);
2703         else
2704                 unsetenv("ETPANSERVER");
2705 #endif
2706
2707 #ifdef SOLARIS
2708         if (port)
2709                 snprintf(env_buffer, ENV_BUFFER_SIZE, "ETPANPORT=%d", port);
2710         else
2711                 snprintf(env_buffer, ENV_BUFFER_SIZE, "ETPANPORT=");
2712         putenv(env_buffer);
2713 #else
2714         if (port) {
2715                 char porttext[20];
2716
2717                 snprintf(porttext, sizeof(porttext), "%d", port);
2718                 setenv("ETPANPORT", porttext, 1);
2719         }
2720         else {
2721                 unsetenv("ETPANPORT");
2722         }
2723 #endif
2724
2725         /* Not a lot we can do if there's an error other than bail. */
2726         if (dup2(fd, 0) == -1)
2727                 exit(1);
2728         if (dup2(fd, 1) == -1)
2729                 exit(1);
2730
2731         /* Should we close stderr and reopen /dev/null? */
2732
2733         maxopen = sysconf(_SC_OPEN_MAX);
2734         for (i=3; i < maxopen; i++)
2735                 close(i);
2736
2737 #ifdef TIOCNOTTY
2738         /* Detach from the controlling tty if we have one. Otherwise,
2739            SSH might do something stupid like trying to use it instead
2740            of running $SSH_ASKPASS. Doh. */
2741         fd = open("/dev/tty", O_RDONLY);
2742         if (fd != -1) {
2743                 ioctl(fd, TIOCNOTTY, NULL);
2744                 close(fd);
2745         }
2746 #endif /* TIOCNOTTY */
2747
2748         execl("/bin/sh", "/bin/sh", "-c", command, NULL);
2749
2750         /* Eep. Shouldn't reach this */
2751         exit(1);
2752 }
2753
2754 static int subcommand_connect(const char *command,
2755                               const char *servername, uint16_t port)
2756 {
2757         /* SEB unsupported on Windows */
2758         int sockfds[2];
2759         pid_t childpid;
2760
2761         if (socketpair(AF_UNIX, SOCK_STREAM, 0, sockfds))
2762                 return -1;
2763
2764         childpid = fork();
2765         if (!childpid) {
2766                 do_exec_command(sockfds[1], command, servername, port);
2767         }
2768         else if (childpid == -1) {
2769                 close(sockfds[0]);
2770                 close(sockfds[1]);
2771                 return -1;
2772         }
2773
2774         close(sockfds[1]);
2775
2776         /* Reap child, leaving grandchild process to run */
2777         waitpid(childpid, NULL, 0);
2778
2779         return sockfds[0];
2780 }
2781
2782 static int socket_connect_cmd(mailimap * imap, const char * command,
2783                        const char * server, int port)
2784 {
2785         int fd;
2786         mailstream * s;
2787         int r;
2788
2789         fd = subcommand_connect(command, server, port);
2790         if (fd < 0)
2791                 return MAILIMAP_ERROR_STREAM;
2792
2793         s = mailstream_socket_open(fd);
2794         if (s == NULL) {
2795                 close(fd);
2796                 return MAILIMAP_ERROR_STREAM;
2797         }
2798
2799         r = mailimap_connect(imap, s);
2800         if (r != MAILIMAP_NO_ERROR_AUTHENTICATED
2801         &&  r != MAILIMAP_NO_ERROR_NON_AUTHENTICATED) {
2802                 mailstream_close(s);
2803                 if (imap)
2804                         imap->imap_stream = NULL;
2805                 return r;
2806         }
2807
2808         return r;
2809 }
2810
2811 /* connect cmd */
2812
2813 struct connect_cmd_param {
2814         mailimap * imap;
2815         const char * command;
2816         const char * server;
2817         int port;
2818 };
2819
2820 struct connect_cmd_result {
2821         int error;
2822 };
2823
2824 static void connect_cmd_run(struct etpan_thread_op * op)
2825 {
2826         int r;
2827         struct connect_cmd_param * param;
2828         struct connect_cmd_result * result;
2829
2830         param = op->param;
2831         result = op->result;
2832
2833         CHECK_IMAP();
2834
2835         r = socket_connect_cmd(param->imap, param->command,
2836                                param->server, param->port);
2837
2838         result->error = r;
2839 }
2840
2841
2842 int imap_threaded_connect_cmd(Folder * folder, const char * command,
2843                               const char * server, int port)
2844 {
2845         struct connect_cmd_param param;
2846         struct connect_cmd_result result;
2847         chashdatum key;
2848         chashdatum value;
2849         mailimap * imap, * oldimap;
2850
2851         oldimap = get_imap(folder);
2852
2853         imap = mailimap_new(0, NULL);
2854
2855         if (oldimap) {
2856                 debug_print("deleting old imap %p\n", oldimap);
2857                 delete_imap(folder, oldimap);
2858         }
2859
2860         key.data = &folder;
2861         key.len = sizeof(folder);
2862         value.data = imap;
2863         value.len = 0;
2864         chash_set(session_hash, &key, &value, NULL);
2865
2866         param.imap = imap;
2867         param.command = command;
2868         param.server = server;
2869         param.port = port;
2870
2871         threaded_run(folder, &param, &result, connect_cmd_run);
2872
2873         debug_print("connect_cmd ok %i with imap %p\n", result.error, imap);
2874
2875         return result.error;
2876 }
2877
2878 void imap_threaded_cancel(Folder * folder)
2879 {
2880         mailimap * imap;
2881
2882         imap = get_imap(folder);
2883         if (imap->imap_stream != NULL)
2884                 mailstream_cancel(imap->imap_stream);
2885 }
2886
2887 #else
2888
2889 void imap_main_init(void)
2890 {
2891 }
2892 void imap_main_done(void)
2893 {
2894 }
2895 void imap_main_set_timeout(int sec)
2896 {
2897 }
2898
2899 void imap_threaded_cancel(Folder * folder);
2900 {
2901 }
2902
2903 #endif