email-core/email-core-account.c

   1 /*
   2 *  email-service
   3 *
   4 * Copyright (c) 2012 - 2013 Samsung Electronics Co., Ltd. All rights reserved.
   5 *
   6 * Contact: Kyuho Jo <kyuho.jo@samsung.com>, Sunghyun Kwon <sh0701.kwon@samsung.com>
   7 *
   8 * Licensed under the Apache License, Version 2.0 (the "License");
   9 * you may not use this file except in compliance with the License.
  10 * You may obtain a copy of the License at
  11 *
  12 * http://www.apache.org/licenses/LICENSE-2.0
  13 *
  14 * Unless required by applicable law or agreed to in writing, software
  15 * distributed under the License is distributed on an "AS IS" BASIS,
  16 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  17 * See the License for the specific language governing permissions and
  18 * limitations under the License.
  19 *
  20 */
  21
  22
  23 /******************************************************************************
  24  * File :  email-core-account.c
  25  * Desc :  Account Management
  26  *
  27  * Auth :  Kyuho Jo
  28  *
  29  * History :
  30  *    2010.08.25  :  created
  31  *****************************************************************************/
  32 #include <stdio.h>
  33 #include <stdlib.h>
  34 #include <string.h>
  35 #include <time.h>
  36 #include <sys/types.h>
  37 #include <sys/stat.h>
  38 #include <vconf.h>
  39 #include <curl/curl.h>
  40 #include <sys/shm.h>
  41 #include <tpkp_curl.h>
  42 #include <ckmc/ckmc-manager.h>
  43
  44
  45 #include "email-convert.h"
  46 #include "email-types.h"
  47 #include "email-daemon.h"
  48 #include "email-debug-log.h"
  49 #include "email-storage.h"
  50 #include "email-network.h"
  51 #include "email-utilities.h"
  52 #include "email-core-utils.h"
  53 #include "email-core-event.h"
  54 #include "email-core-global.h"
  55 #include "email-core-account.h"
  56 #include "email-core-mailbox.h"
  57 #include "email-core-signal.h"
  58 #include "email-core-imap-mailbox.h"
  59 #include "email-core-container.h"
  60 #include "email-core-key-manager.h"
  61
  62 #include "imap4r1.h"
  63
  64 #include "account.h"
  65 #include "account-types.h"
  66
  67 #define EMAIL_SERVICE_BNR_ACCOUNT_KEY "email_service_backup_restore_account_key"
  68
  69 char *g_default_mbox_alias[MAILBOX_COUNT] = {
  70         EMAIL_INBOX_DISPLAY_NAME,
  71         EMAIL_DRAFTBOX_DISPLAY_NAME,
  72         EMAIL_OUTBOX_DISPLAY_NAME,
  73         EMAIL_SENTBOX_DISPLAY_NAME,
  74         EMAIL_TRASH_DISPLAY_NAME,
  75         EMAIL_SPAMBOX_DISPLAY_NAME,
  76 };
  77
  78 char *g_default_mbox_name[MAILBOX_COUNT] = {
  79         EMAIL_INBOX_NAME,
  80         EMAIL_DRAFTBOX_NAME,
  81         EMAIL_OUTBOX_NAME,
  82         EMAIL_SENTBOX_NAME,
  83         EMAIL_TRASH_DISPLAY_NAME,
  84         EMAIL_SPAMBOX_NAME,
  85 };
  86
  87 email_mailbox_type_e g_default_mbox_type[MAILBOX_COUNT] = {
  88         EMAIL_MAILBOX_TYPE_INBOX,
  89         EMAIL_MAILBOX_TYPE_DRAFT,
  90         EMAIL_MAILBOX_TYPE_OUTBOX,
  91         EMAIL_MAILBOX_TYPE_SENTBOX,
  92         EMAIL_MAILBOX_TYPE_TRASH,
  93         EMAIL_MAILBOX_TYPE_SPAMBOX,
  94 };
  95
  96 INTERNAL_FUNC email_account_t* emcore_get_account_reference(char *multi_user_name, int account_id, int with_password)
  97 {
  98         EM_DEBUG_FUNC_BEGIN("account_id[%d]", account_id);
  99         int err = EMAIL_ERROR_NONE;
 100         email_account_t *result_account = NULL;
 101         emstorage_account_tbl_t *p_result_account = NULL;
 102
 103         if (account_id < 0) {
 104                    emcore_get_account_from_unvalidated_account_list(account_id, &result_account);
 105                    return result_account;
 106         } else if (account_id > 0) {
 107                         if (with_password) {
 108                                 if (!emstorage_get_account_by_id(multi_user_name, account_id, EMAIL_ACC_GET_OPT_FULL_DATA, &p_result_account, false, &err)) {
 109                                         EM_DEBUG_EXCEPTION("emstorage_get_account_by_id failed : [%d]", err);
 110                                         return NULL;
 111                                 }
 112                         } else {
 113                                 if (!emstorage_get_account_by_id(multi_user_name, account_id, GET_FULL_DATA_WITHOUT_PASSWORD, &p_result_account, false, &err)) {
 114                                         EM_DEBUG_EXCEPTION("emstorage_get_account_by_id failed : [%d]", err);
 115                                         return NULL;
 116                                 }
 117                         }
 118
 119                         result_account = (email_account_t *)em_malloc(sizeof(email_account_t));
 120                         if (result_account == NULL) {
 121                                 EM_DEBUG_EXCEPTION("em_mallocfailed");
 122                                 return NULL;
 123                         }
 124
 125                         em_convert_account_tbl_to_account(p_result_account, result_account);
 126
 127                         emstorage_free_account(&p_result_account, 1, NULL);
 128         }
 129
 130         EM_DEBUG_FUNC_END("[%p]", result_account);
 131         return result_account;
 132 }
 133
 134 INTERNAL_FUNC int emcore_get_account_reference_list(char *multi_user_name, email_account_t **output_account_list, int *output_count)
 135 {
 136         EM_DEBUG_FUNC_BEGIN("account_list[%p], count[%p]", output_account_list, output_count);
 137     int err = EMAIL_ERROR_NONE;
 138     int i = 0;
 139     int account_count = 0;
 140     email_account_t *account_list = NULL;
 141     emstorage_account_tbl_t *account_list_tbl = NULL;
 142
 143     if (!emstorage_get_account_list(multi_user_name, &account_count, &account_list_tbl, false, true, &err)) {
 144         EM_DEBUG_EXCEPTION("emstorage_get_account_list failed : [%d]", err);
 145         goto FINISH_OFF;
 146     }
 147
 148     if (account_count > 0) {
 149         account_list = em_malloc(sizeof(email_account_t) * (account_count));
 150         if (account_list == NULL) {
 151             EM_DEBUG_EXCEPTION("em_mallocfailed");
 152             err = EMAIL_ERROR_OUT_OF_MEMORY;
 153             goto FINISH_OFF;
 154         }
 155     }
 156
 157     for (i = 0; i < account_count; i++) {
 158         em_convert_account_tbl_to_account(&account_list_tbl[i], &account_list[i]);
 159     }
 160
 161 FINISH_OFF:
 162
 163     if (account_list_tbl)
 164         emstorage_free_account(&account_list_tbl, account_count, NULL);
 165
 166     if (output_account_list)
 167         *output_account_list = account_list;
 168
 169     if (output_count)
 170         *output_count = account_count;
 171
 172         EM_DEBUG_FUNC_END();
 173         return err;
 174 }
 175
 176 static char *emcore_get_imap_capability_string(MAILSTREAM *input_stream)
 177 {
 178         EM_DEBUG_FUNC_BEGIN_SEC("input_stream[%p]", input_stream);
 179         char *result_string = NULL;
 180         IMAPCAP *imap_capability = NULL;
 181         char capability_string[512] = { 0, };
 182
 183         if ((imap_capability = imap_cap(input_stream))) {
 184                 if (imap_capability->idle)
 185                         EM_SAFE_STRNCAT(capability_string, "IDLE ", sizeof(capability_string) - EM_SAFE_STRLEN(capability_string) - 1);
 186                 if (imap_capability->quota)
 187                         EM_SAFE_STRNCAT(capability_string, "QUOTA ", sizeof(capability_string) - EM_SAFE_STRLEN(capability_string) - 1);
 188                 if (imap_capability->starttls)
 189                         EM_SAFE_STRNCAT(capability_string, "STARTTLS ", sizeof(capability_string) - EM_SAFE_STRLEN(capability_string) - 1);
 190 #ifdef __FEATURE_XLIST_SUPPORT__
 191                 if (imap_capability->xlist)
 192                         EM_SAFE_STRNCAT(capability_string, "XLIST ", sizeof(capability_string) - EM_SAFE_STRLEN(capability_string) - 1);
 193 #endif /* __FEATURE_XLIST_SUPPORT__ */
 194                 result_string = EM_SAFE_STRDUP(capability_string);
 195         }
 196
 197         EM_DEBUG_FUNC_END("[%s]", result_string);
 198         return result_string;
 199 }
 200
 201 INTERNAL_FUNC int emcore_validate_account_with_account_info(char *multi_user_name, email_account_t *account, email_event_type_t event_type, char **output_server_capability_string, int event_handle, int *err_code)
 202 {
 203         EM_DEBUG_FUNC_BEGIN_SEC("account[%p] output_server_capability_string[%p] err_code[%p] incoming_server_address [%s]", account, output_server_capability_string, err_code, account->incoming_server_address);
 204
 205         int ret = false;
 206         int err = EMAIL_ERROR_NONE;
 207         int server_capability_string_length = 0;
 208         email_session_t *session = NULL;
 209         char *imap_capability_string = NULL;
 210         char smtp_capability_string[128] = { 0, };
 211         SENDSTREAM *stream = NULL;
 212         MAILSTREAM *tmp_stream = NULL;
 213
 214         FINISH_OFF_IF_EVENT_CANCELED(err, event_handle);
 215
 216         if (!emnetwork_check_network_status(&err)) {
 217                 EM_DEBUG_EXCEPTION("emnetwork_check_network_status failed [%d]", err);
 218                 goto FINISH_OFF;
 219         }
 220         EM_DEBUG_LOG("Network available");
 221
 222         FINISH_OFF_IF_EVENT_CANCELED(err, event_handle);
 223
 224         if (!emcore_get_empty_session(&session)) {
 225                 EM_DEBUG_EXCEPTION("emcore_get_empty_session failed...");
 226 /*              err = EMAIL_ERROR_SESSION_NOT_FOUND;
 227                 goto FINISH_OFF; */
 228         }
 229
 230         /* validate connection for pop3/imap */
 231         EM_DEBUG_LOG("Validate connection for POP3/IMAP4");
 232
 233         FINISH_OFF_IF_EVENT_CANCELED(err, event_handle);
 234
 235         if (!emcore_connect_to_remote_mailbox_with_account_info(multi_user_name,
 236                                                                                                                         account,
 237                                                                                                                         0,
 238                                                                                                                         true,
 239                                                                                                                         (void **)&tmp_stream,
 240                                                                                                                         &err) || !tmp_stream) {
 241                 EM_DEBUG_LOG("emcore_connect_to_remote_mailbox failed [%d]", err);
 242                 if (EMAIL_ERROR_AUTHENTICATE == err || EMAIL_ERROR_LOGIN_FAILURE == err) {      /*  wrong password or etc */
 243                         EM_DEBUG_EXCEPTION("emcore_connect_to_remote_mailbox failed : Login or Authentication failed - %d", err);
 244                 } else if (EMAIL_ERROR_CONNECTION_FAILURE != err) {
 245                         /* err = EMAIL_ERROR_VALIDATE_ACCOUNT */
 246                 }
 247                 goto FINISH_OFF;
 248         }
 249
 250         if (account->incoming_server_type == EMAIL_SERVER_TYPE_IMAP4)
 251                 imap_capability_string = emcore_get_imap_capability_string(tmp_stream);
 252
 253 #ifdef __FEATURE_SMTP_VALIDATION__
 254         /* validate connection for SMTP */
 255         EM_DEBUG_LOG("Validate connection for SMTP server");
 256
 257         FINISH_OFF_IF_EVENT_CANCELED(err, event_handle);
 258
 259         if (!emcore_connect_to_remote_mailbox_with_account_info(multi_user_name,
 260                                                                                                                         account,
 261                                                                                                                         EMAIL_CONNECT_FOR_SENDING,
 262                                                                                                                         true,
 263                                                                                                                         (void **)&stream,
 264                                                                                                                         &err) || !stream) {
 265                 EM_DEBUG_EXCEPTION("emcore_connect_to_remote_mailbox failed [%d]", err);
 266                 err = EMAIL_ERROR_VALIDATE_ACCOUNT_OF_SMTP;
 267                 goto FINISH_OFF;
 268
 269 #if 0
 270                 if (account->outgoing_server_secure_connection == 0x01) /*  0x01 == SSL */ {
 271                         FINISH_OFF_IF_EVENT_CANCELED(err, event_handle);
 272
 273                         EM_DEBUG_LOG("Retry with TLS");
 274                         account->outgoing_server_secure_connection = 0x02;      /*  0x02 == TLS */
 275
 276                         if (!emcore_connect_to_remote_mailbox_with_account_info(multi_user_name,
 277                                                                                                                                         account,
 278                                                                                                                                         EMAIL_CONNECT_FOR_SENDING,
 279                                                                                                                                         true,
 280                                                                                                                                         (void **)&stream,
 281                                                                                                                                         &err) || !stream) {
 282                                 EM_DEBUG_LOG("emcore_connect_to_remote_mailbox failed [%d]", err);
 283                                 err = EMAIL_ERROR_VALIDATE_ACCOUNT_OF_SMTP;
 284                                 account->outgoing_server_secure_connection = 0x01;      /*  restore to the previous value */
 285                                 goto FINISH_OFF;
 286                         }
 287
 288                         FINISH_OFF_IF_EVENT_CANCELED(err, event_handle);
 289                 } else {
 290                         err = EMAIL_ERROR_VALIDATE_ACCOUNT_OF_SMTP;
 291                         goto FINISH_OFF;
 292                 }
 293 #endif
 294         }
 295         if (stream && stream->protocol.esmtp.ok) {
 296                 if (stream->protocol.esmtp.size.ok && stream->protocol.esmtp.size.limit > 0) {
 297                         account->outgoing_server_size_limit = stream->protocol.esmtp.size.limit;
 298                         SNPRINTF(smtp_capability_string, 128, "SMTP_MAIL_SIZE_LIMIT=%d ", account->outgoing_server_size_limit);
 299                         EM_DEBUG_LOG("%s", smtp_capability_string);
 300                 }
 301         }
 302 #endif /* __FEATURE_SMTP_VALIDATION__ */
 303
 304         int dummy = 0;
 305         if (!emcore_check_event_thread_status(&dummy, event_handle)) {
 306                 EM_DEBUG_LOG("canceled event: [%d]", dummy);
 307                 if (event_type == EMAIL_EVENT_VALIDATE_AND_CREATE_ACCOUNT || event_type == EMAIL_EVENT_VALIDATE_ACCOUNT_EX) {
 308                         if (!emcore_delete_account(multi_user_name, account->account_id, false, NULL))
 309                                 EM_DEBUG_EXCEPTION("emdaemon_delete_account failed [%d]", account->account_id);
 310                 }
 311                 err = EMAIL_ERROR_CANCELLED;
 312                 goto FINISH_OFF;
 313         }
 314
 315         if (output_server_capability_string) {
 316                 server_capability_string_length = EM_SAFE_STRLEN(imap_capability_string) + EM_SAFE_STRLEN(smtp_capability_string);
 317                 if (server_capability_string_length) {
 318                         *output_server_capability_string = em_malloc(server_capability_string_length + 1);
 319
 320                         if      (*output_server_capability_string == NULL) {
 321                                 EM_DEBUG_EXCEPTION("EMAIL_ERROR_OUT_OF_MEMORY");
 322                                 err = EMAIL_ERROR_OUT_OF_MEMORY;
 323                                 goto FINISH_OFF;
 324                         }
 325                         EM_SAFE_STRNCAT(*output_server_capability_string,smtp_capability_string , (server_capability_string_length + 1) - EM_SAFE_STRLEN(*output_server_capability_string)- 1);
 326                         EM_SAFE_STRCAT(*output_server_capability_string, imap_capability_string);
 327                         EM_DEBUG_LOG("%s", *output_server_capability_string);
 328                 }
 329         }
 330
 331         ret = true;
 332
 333 FINISH_OFF:
 334         if (stream)
 335                 smtp_close(stream);
 336
 337         if (tmp_stream)
 338                 tmp_stream = mail_close(tmp_stream);
 339
 340         if (err_code != NULL)
 341                 *err_code = err;
 342
 343         EM_SAFE_FREE(imap_capability_string);
 344
 345         emcore_clear_session(session);
 346
 347         EM_DEBUG_FUNC_END();
 348         return ret;
 349 }
 350
 351
 352 INTERNAL_FUNC int emcore_validate_account(char *multi_user_name, int account_id, int handle, int *err_code)
 353 {
 354         EM_DEBUG_FUNC_BEGIN("account_id[%d], err_code[%p]", account_id, err_code);
 355
 356         int err = EMAIL_ERROR_NONE, ret = false;
 357         email_account_t *ref_account = NULL;
 358
 359
 360         if (account_id <= 0) {
 361                 EM_DEBUG_EXCEPTION("account_id[%p]", account_id);
 362                 err = EMAIL_ERROR_INVALID_PARAM;
 363                 goto FINISH_OFF;
 364         }
 365
 366         ref_account = emcore_get_account_reference(multi_user_name, account_id, false);
 367
 368         if (ref_account && emcore_validate_account_with_account_info(multi_user_name, ref_account, EMAIL_EVENT_VALIDATE_ACCOUNT, NULL, handle, &err) == false) {
 369                 EM_DEBUG_EXCEPTION("emcore_validate_account_with_account_info failed (%d)", err);
 370                 goto FINISH_OFF;
 371         }
 372
 373         ret = true;
 374
 375 FINISH_OFF:
 376
 377         if (ref_account) {
 378                 emcore_free_account(ref_account);
 379                 EM_SAFE_FREE(ref_account);
 380         }
 381
 382         if (err_code)
 383                 *err_code = err;
 384
 385         EM_DEBUG_FUNC_END();
 386
 387         return ret;
 388 }
 389
 390 key_t del_account_key = 4511; /* name of the segment d/4 e/5 l/11 */
 391
 392 INTERNAL_FUNC int emcore_delete_account(char *multi_user_name, int account_id, int input_delete_from_account_svc, int *err_code)
 393 {
 394         EM_DEBUG_FUNC_BEGIN("account_id[%d], err_code[%p]", account_id, err_code);
 395
 396         int shmid = 0;
 397         int *del_account_id = NULL;
 398
 399         EM_DEBUG_LOG("begin account_id [%d]", account_id);
 400         /* worker thread is single instance, so multiple accounts cant be deleted concurrently */
 401         if ((shmid = shmget(del_account_key, sizeof(int), IPC_CREAT | 0666)) != -1) {
 402                 /* attaching the segment to the current process space */
 403                 if ((del_account_id = (int*) shmat(shmid, NULL, 0)) != (int*) -1) {
 404                         /* write it */
 405                         *del_account_id = account_id;
 406                         EM_DEBUG_LOG("recorded account_id [%d]", *del_account_id);
 407                 } else
 408                         EM_DEBUG_EXCEPTION("shmget error[%d]", errno);
 409
 410         } else
 411                 EM_DEBUG_EXCEPTION("shmget error[%d]", errno);
 412
 413         /*  default variabl */
 414         int ret = false;
 415         int err = EMAIL_ERROR_NONE;
 416         int before_tr_begin = 0;
 417
 418         if (account_id < FIRST_ACCOUNT_ID)  {
 419                 EM_DEBUG_EXCEPTION("account_id[%d]", account_id);
 420                 err = EMAIL_ERROR_INVALID_PARAM;
 421                 before_tr_begin = 1;
 422                 goto FINISH_OFF;
 423         }
 424
 425 #ifdef __FEATURE_LOCAL_ACTIVITY__
 426         /* Delete all local activities of previous account */
 427         emstorage_activity_tbl_t activity;
 428         memset(&activity, 0x00, sizeof(emstorage_activity_tbl_t));
 429         activity.account_id = account_id;
 430     activity.multi_user_name = EM_SAFE_STRDUP(multi_user_name);
 431
 432         if (!emcore_delete_activity(&activity, &err)) {
 433                 EM_DEBUG_LOG("\t emcore_delete_activity failed - %d", err);
 434                 before_tr_begin = 1;
 435                 goto FINISH_OFF;
 436         }
 437 #endif
 438
 439 #ifdef __FEATURE_PARTIAL_BODY_DOWNLOAD__
 440         if (false == emcore_clear_partial_body_thd_event_que(&err))
 441                 EM_DEBUG_EXCEPTION(" emcore_clear_partial_body_thd_event_que [%d]", err);
 442
 443         if (false == emstorage_delete_full_pbd_activity_data(multi_user_name, account_id, true, &err))
 444                 EM_DEBUG_EXCEPTION("emstorage_delete_full_pbd_activity_data failed [%d]", err);
 445
 446 #endif
 447
 448 #ifdef __FEATURE_WIFI_AUTO_DOWNLOAD__
 449         if (!emcore_clear_auto_download_queue())
 450                 EM_DEBUG_EXCEPTION("emcore_clear_auto_download_queue failed");
 451
 452         if (!emstorage_delete_all_auto_download_activity(multi_user_name, account_id, true, &err))
 453                 EM_DEBUG_EXCEPTION("emstorage_delete_all_auto_download_activity failed [%d]", err);
 454 #endif
 455
 456         if (input_delete_from_account_svc == true) {
 457                 int error_code_from_account_svc = 0;
 458                 email_account_t *account_to_be_deleted;
 459                 void *join_zone = NULL;
 460
 461                 account_to_be_deleted = emcore_get_account_reference(multi_user_name, account_id, false);
 462                 if (account_to_be_deleted && account_to_be_deleted->incoming_server_type != EMAIL_SERVER_TYPE_ACTIVE_SYNC) {
 463                         EM_DEBUG_LOG("Calling account_svc_delete with account_svc_id[%d]", account_to_be_deleted->account_svc_id);
 464                         if (EM_SAFE_STRLEN(multi_user_name) > 0) {
 465                                 if ((err = emcore_set_join_zone(multi_user_name, &join_zone)) != EMAIL_ERROR_NONE) {
 466                                         EM_DEBUG_EXCEPTION("emcore_set_join_zone failed : [%d]", err);
 467                                         goto FINISH_OFF;
 468                                 }
 469                         }
 470
 471                         error_code_from_account_svc = account_delete_from_db_by_id(account_to_be_deleted->account_svc_id);
 472                         EM_DEBUG_LOG("account_delete_from_db_by_id returns [%d]", error_code_from_account_svc);
 473
 474                         if (join_zone)
 475                                 emcore_unset_join_zone(join_zone);
 476                 }
 477
 478                 if (account_to_be_deleted) {
 479                         emcore_free_account(account_to_be_deleted);
 480                         EM_SAFE_FREE(account_to_be_deleted);
 481                 }
 482         }
 483
 484         if (emcore_cancel_all_threads_of_an_account(multi_user_name, account_id) < EMAIL_ERROR_NONE) {
 485                 EM_DEBUG_EXCEPTION("There are some remaining jobs. I couldn't stop them.");
 486                 err = EMAIL_ERROR_CANNOT_STOP_THREAD;
 487                 before_tr_begin = 1;
 488                 goto FINISH_OFF;
 489         }
 490
 491         /* Delete contact log */
 492         if (((err = emcore_delete_contacts_log(multi_user_name, account_id)) != EMAIL_ERROR_NONE) && (err != EMAIL_ERROR_DATA_NOT_FOUND)) {
 493         EM_DEBUG_EXCEPTION("emcore_delete_contacts_log failed : [%d]", err);
 494         }
 495
 496         /*  BEGIN TRANSACTION;           */
 497         if (!emstorage_begin_transaction(multi_user_name, NULL, NULL, &err)) {
 498                 EM_DEBUG_EXCEPTION("emstorage_begin_transaction failed [%d]", err);
 499                 before_tr_begin = 1;
 500                 goto FINISH_OFF;
 501         }
 502
 503         if (!emstorage_delete_account(multi_user_name, account_id, false, &err)) {
 504                 if (err != EMAIL_ERROR_SYSTEM_FAILURE) {
 505                         EM_DEBUG_EXCEPTION("emstorage_delete_account failed [%d]", err);
 506                         goto FINISH_OFF;
 507                 }
 508         }
 509
 510 #ifdef __FEATURE_KEEP_CONNECTION__
 511         /* emcore_reset_streams(); */
 512         emcore_remove_connection_info(account_id);
 513 #endif
 514
 515         if ((err = emcore_delete_all_mails_of_acount(multi_user_name, account_id)) != EMAIL_ERROR_NONE) {
 516                 EM_DEBUG_EXCEPTION("emcore_delete_all_mails_of_acount failed [%d]", err);
 517                 goto FINISH_OFF;
 518         }
 519
 520         /*  delete all mailboxes */
 521         if (!emstorage_delete_mailbox(multi_user_name, account_id, -1, 0, false, &err)) {
 522                 if (err != EMAIL_ERROR_MAILBOX_NOT_FOUND) {
 523                         EM_DEBUG_EXCEPTION("emstorage_delete_mailbox failed - %d", err);
 524                         goto FINISH_OFF;
 525                 }
 526         }
 527
 528         /*  delete local imap sync mailbox from imap mailbox table */
 529         if (!emstorage_remove_downloaded_mail(multi_user_name, account_id, 0, NULL, NULL, false, &err)) {
 530                 EM_DEBUG_EXCEPTION("emstorage_remove_downloaded_mail failed - %d", err);
 531                 goto FINISH_OFF;
 532         }
 533
 534         emcore_display_unread_in_badge(multi_user_name);
 535         emcore_delete_notification_by_account(multi_user_name, account_id, true, true, true);
 536
 537         ret = true;
 538
 539 FINISH_OFF:
 540         if (ret == true) {      /*  COMMIT TRANSACTION; */
 541                 if (emstorage_commit_transaction(multi_user_name, NULL, NULL, NULL) == false) {
 542                         err = EMAIL_ERROR_DB_FAILURE;
 543                         ret = false;
 544                 }
 545                 if (!emcore_notify_storage_event(NOTI_ACCOUNT_DELETE, account_id, 0, NULL, 0))
 546                         EM_DEBUG_EXCEPTION(" emcore_notify_storage_event[ NOTI_ACCOUNT_DELETE] : Notification Failed >>> ");
 547
 548         } else {        /*  ROLLBACK TRANSACTION; */
 549                 if (!before_tr_begin && emstorage_rollback_transaction(multi_user_name, NULL, NULL, NULL) == false)
 550                         err = EMAIL_ERROR_DB_FAILURE;
 551                 if (!emcore_notify_storage_event(NOTI_ACCOUNT_DELETE_FAIL, account_id, err, NULL, 0))
 552                         EM_DEBUG_EXCEPTION(" emcore_notify_storage_event[ NOTI_ACCOUNT_DELETE] : Notification Failed >>> ");
 553         }
 554
 555         if (err_code)
 556                 *err_code = err;
 557
 558         /* del the segment */
 559         if (shmid != -1) {
 560                 shmctl(shmid, IPC_RMID, NULL);
 561         }
 562
 563         EM_DEBUG_FUNC_END();
 564
 565         return ret;
 566 }
 567
 568 INTERNAL_FUNC int emcore_create_account(char *multi_user_name, email_account_t *account, int add_account_to_account_svc, int *err_code)
 569 {
 570         EM_DEBUG_FUNC_BEGIN("account[%p] add_account_to_account_svc [%d] err_code[%p]", account, add_account_to_account_svc, err_code);
 571
 572         int ret = false;
 573         int err = EMAIL_ERROR_NONE;
 574         int i, count = 0;
 575         int private_id = 0;
 576         char vconf_private_id[MAX_PATH] = {0, };
 577         email_mailbox_t local_mailbox = {0};
 578         emstorage_account_tbl_t *temp_account_tbl = NULL;
 579
 580         if (account == NULL)  {
 581                 EM_DEBUG_EXCEPTION("account[%p]", account);
 582                 err = EMAIL_ERROR_INVALID_PARAM;
 583                 goto FINISH_OFF;
 584         }
 585
 586         if (!emstorage_get_account_count(multi_user_name, &count, true, &err))  {
 587                 EM_DEBUG_EXCEPTION("emstorage_get_account_count failed - %d", err);
 588                 goto FINISH_OFF;
 589         }
 590
 591
 592         if (count >= EMAIL_ACCOUNT_MAX)  {
 593                 EM_DEBUG_EXCEPTION("too many accounts...");
 594                 err = EMAIL_ERROR_ACCOUNT_MAX_COUNT;
 595                 goto FINISH_OFF;
 596         }
 597
 598         account->account_id = 0;
 599
 600         /* Temporarily code - begin */
 601         if (account->default_mail_slot_size == 0) {
 602                 account->default_mail_slot_size = 50;
 603                 EM_DEBUG_LOG("account->default_mail_slot_size [%d]", account->default_mail_slot_size);
 604         }
 605         /* Temporarily code - end */
 606
 607         /* check for email address validation */
 608         EM_DEBUG_LOG_SEC("account->user_email_address[%s]", account->user_email_address);
 609         if (account->user_email_address) {
 610                 if ((err = em_verify_email_address(account->user_email_address)) != EMAIL_ERROR_NONE) {
 611                         EM_DEBUG_EXCEPTION("em_verify_email_address error [%d]", err);
 612                         goto FINISH_OFF;
 613                 }
 614         }
 615
 616         if (EM_SAFE_STRLEN(account->options.alert_ringtone_path) == 0) {
 617                 account->options.alert_ringtone_path = EM_SAFE_STRDUP(vconf_get_str(VCONFKEY_SETAPPL_NOTI_MSG_RINGTONE_PATH_STR));
 618         }
 619
 620         if (add_account_to_account_svc) {
 621                 if (account->incoming_server_type != EMAIL_SERVER_TYPE_ACTIVE_SYNC) {
 622                         int account_svc_id = 0;
 623                         int error_code = 0;
 624                         account_h account_handle = NULL;
 625                         void *join_zone = NULL;
 626
 627                         if (EM_SAFE_STRLEN(multi_user_name) > 0) {
 628                                 err = emcore_set_join_zone(multi_user_name, &join_zone);
 629                                 if (err != EMAIL_ERROR_NONE) {
 630                                         EM_DEBUG_EXCEPTION("emcore_set_join_zone failed : [%d]", err);
 631                                         goto FINISH_OFF;
 632                                 }
 633                         }
 634
 635
 636                         error_code = account_create(&account_handle);
 637                         if (error_code != ACCOUNT_ERROR_NONE) {
 638                                 EM_DEBUG_EXCEPTION("account_create failed [%d]", error_code);
 639                                 err = error_code;
 640                                 if (join_zone) emcore_unset_join_zone(join_zone);
 641                                 goto FINISH_OFF;
 642                         }
 643
 644                         error_code = account_set_user_name(account_handle, account->incoming_server_user_name);
 645                         if (error_code != ACCOUNT_ERROR_NONE) {
 646                                 EM_DEBUG_LOG("account_set_user_name failed [%d]", error_code);
 647                         }
 648
 649                         error_code = account_set_domain_name(account_handle, account->account_name);
 650                         if (error_code != ACCOUNT_ERROR_NONE) {
 651                                 EM_DEBUG_LOG("account_set_domain_name failed [%d]", error_code);
 652                         }
 653
 654                         error_code = account_set_email_address(account_handle,  account->user_email_address);
 655                         if (error_code != ACCOUNT_ERROR_NONE) {
 656                                 EM_DEBUG_LOG("account_set_email_address failed [%d]", error_code);
 657                         }
 658
 659                         error_code = account_set_source(account_handle, "SLP EMAIL");
 660                         if (error_code != ACCOUNT_ERROR_NONE) {
 661                                 EM_DEBUG_LOG("account_set_source failed [%d]", error_code);
 662                         }
 663
 664                         error_code = account_set_package_name(account_handle, "email-setting-efl");
 665                         if (error_code != ACCOUNT_ERROR_NONE) {
 666                                 EM_DEBUG_LOG("account_set_package_name failed [%d]", error_code);
 667                         }
 668
 669                         /* account_set_capability(account_handle , ACCOUNT_CAPABILITY_EMAIL, ACCOUNT_CAPABILITY_ENABLED); OLD API */
 670                         error_code = account_set_capability(account_handle , ACCOUNT_SUPPORTS_CAPABILITY_EMAIL , ACCOUNT_CAPABILITY_ENABLED);
 671                         if (error_code != ACCOUNT_ERROR_NONE) {
 672                                 EM_DEBUG_LOG("account_set_capability failed [%d]", error_code);
 673                         }
 674
 675                         error_code = account_set_sync_support(account_handle, ACCOUNT_SYNC_STATUS_IDLE); /* This means "The account is supporting 'sync' and initialized as idle status" */
 676                         if (error_code != ACCOUNT_ERROR_NONE) {
 677                                 EM_DEBUG_LOG("account_set_sync_support failed [%d]", error_code);
 678                         }
 679
 680                         if (account->logo_icon_path) {
 681                                 error_code = account_set_icon_path(account_handle, account->logo_icon_path);
 682                                 if (error_code != ACCOUNT_ERROR_NONE) {
 683                                         EM_DEBUG_LOG("account_set_icon_path failed [%d]", error_code);
 684                                 }
 685                         }
 686
 687                         error_code = account_insert_to_db(account_handle, &account_svc_id);
 688                         if (error_code != ACCOUNT_ERROR_NONE) {
 689                                 EM_DEBUG_EXCEPTION("account_insert_to_db failed [%d]", error_code);
 690                         } else {
 691                                 account->account_svc_id = account_svc_id;
 692                                 EM_DEBUG_LOG("account_insert_to_db succeed");
 693                         }
 694
 695                         if (account_handle)
 696                                 account_destroy(account_handle);
 697
 698                         if (join_zone) emcore_unset_join_zone(join_zone);
 699                 }
 700         }
 701
 702         temp_account_tbl = em_malloc(sizeof(emstorage_account_tbl_t));
 703         if (!temp_account_tbl) {
 704                 EM_DEBUG_EXCEPTION("allocation failed [%d]", err);
 705                 goto FINISH_OFF;
 706         }
 707
 708         em_convert_account_to_account_tbl(account, temp_account_tbl);
 709
 710         if (!emstorage_add_account(multi_user_name, temp_account_tbl, true, &err))  {
 711                 EM_DEBUG_EXCEPTION("emstorage_add_account failed - %d", err);
 712                 goto FINISH_OFF;
 713         }
 714         account->account_id = temp_account_tbl->account_id;
 715
 716         if (account->incoming_server_type == EMAIL_SERVER_TYPE_POP3) {
 717                 /* 1. create default local mailbox
 718                 *    (Inbox, Draft, Outbox, Sentbox) */
 719                 for (i = 0; i < MAILBOX_COUNT; i++) {
 720                         EM_DEBUG_LOG_SEC("g_default_mbox_name [%d/%d] is [%s]", i, MAILBOX_COUNT, g_default_mbox_name[i]);
 721                         local_mailbox.account_id      = temp_account_tbl->account_id;
 722                         local_mailbox.mailbox_name    = EM_SAFE_STRDUP(g_default_mbox_name[i]);
 723                         local_mailbox.alias           = EM_SAFE_STRDUP(g_default_mbox_alias[i]);
 724                         local_mailbox.mailbox_type    = g_default_mbox_type[i];
 725                         local_mailbox.mail_slot_size  = temp_account_tbl->default_mail_slot_size;
 726                         local_mailbox.eas_data        = NULL;
 727                         local_mailbox.eas_data_length = 0;
 728
 729                         if (local_mailbox.mailbox_type == EMAIL_MAILBOX_TYPE_INBOX)
 730                                 local_mailbox.local = EMAIL_MAILBOX_FROM_SERVER;
 731                         else
 732                                 local_mailbox.local = EMAIL_MAILBOX_FROM_LOCAL;
 733
 734                         if (!emcore_create_mailbox(multi_user_name, &local_mailbox, 0, account->incoming_server_type, account->default_mail_slot_size, &err)) {
 735                                 EM_DEBUG_EXCEPTION("emcore_create failed [%d]", err);
 736                                 emcore_free_mailbox(&local_mailbox);
 737                                 goto FINISH_OFF;
 738                         }
 739
 740                         emcore_free_mailbox(&local_mailbox);
 741                 }
 742         }
 743
 744         /* Initialize the noti private id */
 745         SNPRINTF(vconf_private_id, sizeof(vconf_private_id), "%s/%d", VCONF_KEY_NOTI_PRIVATE_ID, account->account_id);
 746         if (vconf_get_int(vconf_private_id, &private_id) != 0) {
 747                 EM_DEBUG_EXCEPTION("vconf_get_int failed");
 748         } else {
 749                 if (vconf_set_int(vconf_private_id, 0) != 0) {
 750                         EM_DEBUG_EXCEPTION("vconf_set_int failed : [NOTI key initialize]");
 751                 }
 752         }
 753
 754         ret = true;
 755
 756 FINISH_OFF:
 757         if (temp_account_tbl)
 758                 emstorage_free_account(&temp_account_tbl, 1, NULL);
 759
 760         if (ret == false && account != NULL)  {
 761                 if (!emcore_delete_account(multi_user_name, account->account_id, false, NULL))
 762                         EM_DEBUG_EXCEPTION("emdaemon_delete_account Failed [%d]", account->account_id);
 763         }
 764
 765         if (err_code)
 766                 *err_code = err;
 767
 768         EM_DEBUG_FUNC_END("Return value [%d]", ret);
 769         return ret;
 770 }
 771
 772 INTERNAL_FUNC int emcore_free_account_list(email_account_t **account_list, int count, int *err_code)
 773 {
 774         EM_DEBUG_FUNC_BEGIN("account_list[%p], count[%d], err_code[%p]", account_list, count, err_code);
 775
 776         int ret = false;
 777         int err = EMAIL_ERROR_NONE;
 778
 779         if (count <= 0 || !account_list || !*account_list) {
 780                 err = EMAIL_ERROR_INVALID_PARAM;
 781                 goto FINISH_OFF;
 782         }
 783
 784         email_account_t *p = *account_list;
 785         int i;
 786         for (i = 0; i < count; i++)
 787                 emcore_free_account(p+i);
 788
 789         EM_SAFE_FREE(p);
 790         *account_list = NULL;
 791
 792         ret = true;
 793
 794 FINISH_OFF:
 795         if (err_code)
 796                 *err_code = err;
 797         EM_DEBUG_FUNC_END();
 798         return ret;
 799 }
 800
 801 INTERNAL_FUNC void emcore_free_option(email_option_t *option)
 802 {
 803         EM_SAFE_FREE(option->display_name_from);
 804         EM_SAFE_FREE(option->signature);
 805 }
 806
 807
 808 INTERNAL_FUNC void emcore_free_account(email_account_t *account)
 809 {
 810         if (!account) return;
 811
 812         EM_SAFE_FREE(account->account_name);
 813         EM_SAFE_FREE(account->logo_icon_path);
 814         EM_SAFE_FREE(account->user_data);
 815         account->user_data_length = 0;
 816         EM_SAFE_FREE(account->user_display_name);
 817         EM_SAFE_FREE(account->user_email_address);
 818         EM_SAFE_FREE(account->reply_to_address);
 819         EM_SAFE_FREE(account->return_address);
 820         EM_SAFE_FREE(account->incoming_server_address);
 821         EM_SAFE_FREE(account->incoming_server_user_name);
 822         EM_SAFE_FREE(account->incoming_server_password);
 823         EM_SAFE_FREE(account->outgoing_server_address);
 824         EM_SAFE_FREE(account->outgoing_server_user_name);
 825         EM_SAFE_FREE(account->outgoing_server_password);
 826         emcore_free_option(&account->options);
 827         EM_SAFE_FREE(account->certificate_path);
 828
 829         EM_DEBUG_FUNC_END();
 830 }
 831
 832 INTERNAL_FUNC int emcore_duplicate_account_members(const email_account_t *input_account, email_account_t *output_account_dup)
 833 {
 834         memcpy(output_account_dup, input_account , sizeof(email_account_t));
 835
 836         output_account_dup->account_name                             = EM_SAFE_STRDUP(input_account->account_name);
 837         output_account_dup->incoming_server_address                  = EM_SAFE_STRDUP(input_account->incoming_server_address);
 838         output_account_dup->user_email_address                       = EM_SAFE_STRDUP(input_account->user_email_address);
 839         output_account_dup->incoming_server_user_name                = EM_SAFE_STRDUP(input_account->incoming_server_user_name);
 840         output_account_dup->incoming_server_password                 = EM_SAFE_STRDUP(input_account->incoming_server_password);
 841         output_account_dup->outgoing_server_address                  = EM_SAFE_STRDUP(input_account->outgoing_server_address);
 842         output_account_dup->outgoing_server_user_name                = EM_SAFE_STRDUP(input_account->outgoing_server_user_name);
 843         output_account_dup->outgoing_server_password                 = EM_SAFE_STRDUP(input_account->outgoing_server_password);
 844         output_account_dup->user_display_name                        = EM_SAFE_STRDUP(input_account->user_display_name);
 845         output_account_dup->reply_to_address                         = EM_SAFE_STRDUP(input_account->reply_to_address);
 846         output_account_dup->return_address                           = EM_SAFE_STRDUP(input_account->return_address);
 847         output_account_dup->logo_icon_path                           = EM_SAFE_STRDUP(input_account->logo_icon_path);
 848         output_account_dup->user_data                                = em_memdup(input_account->user_data, input_account->user_data_length);
 849         output_account_dup->options.display_name_from                = EM_SAFE_STRDUP(input_account->options.display_name_from);
 850         output_account_dup->options.signature                        = EM_SAFE_STRDUP(input_account->options.signature);
 851         output_account_dup->certificate_path                         = EM_SAFE_STRDUP(input_account->certificate_path);
 852
 853         return EMAIL_ERROR_NONE;
 854 }
 855
 856
 857 INTERNAL_FUNC void emcore_duplicate_account(const email_account_t *account, email_account_t **account_dup, int *err_code)
 858 {
 859         EM_DEBUG_FUNC_BEGIN("account[%p]", account);
 860
 861         if (!account || !account_dup) { /*prevent 40514*/
 862                 EM_DEBUG_EXCEPTION("EMAIL_ERROR_INVALID_PARAM");
 863                 if (err_code) *err_code = EMAIL_ERROR_INVALID_PARAM;
 864                 return;
 865         }
 866
 867         *account_dup = em_malloc(sizeof(email_account_t));
 868         if (!*account_dup) { /*prevent 40514*/
 869                 EM_DEBUG_EXCEPTION("malloc failed...");
 870                 if (err_code) *err_code = EMAIL_ERROR_OUT_OF_MEMORY;
 871                 return;
 872         }
 873
 874         emcore_duplicate_account_members(account, *account_dup);
 875
 876         if (err_code != NULL)
 877                 *err_code = EMAIL_ERROR_NONE;
 878
 879         EM_DEBUG_FUNC_END();
 880 }
 881
 882 #ifdef __FEATURE_BACKUP_ACCOUNT__
 883
 884 static int append_data_into_buffer(char **target_buffer, int *target_buffer_lenth, char *input_data, int input_data_length, int *error_code)
 885 {
 886         EM_DEBUG_FUNC_BEGIN("target_buffer [%p], target_buffer_lenth [%p], input_data [%p], input_data_length[%d]", target_buffer, target_buffer_lenth, input_data, input_data_length);
 887         int local_error_code = EMAIL_ERROR_NONE, ret_code = false;
 888
 889         if (!target_buffer || !target_buffer_lenth || !input_data) {
 890                 EM_DEBUG_EXCEPTION("EMAIL_ERROR_INVALID_PARAM");
 891                 local_error_code = EMAIL_ERROR_INVALID_PARAM;
 892                 goto FINISH_OFF;
 893         }
 894
 895         if (*target_buffer_lenth > 0 && input_data_length) {
 896                 EM_DEBUG_LOG("*target_buffer_lenth [%d]", *target_buffer_lenth);
 897                 *target_buffer = realloc(*target_buffer, (*target_buffer_lenth) + input_data_length);
 898                 if (!*target_buffer) {
 899                         EM_DEBUG_EXCEPTION("realloc failed");
 900                         local_error_code = EMAIL_ERROR_OUT_OF_MEMORY;
 901                         goto FINISH_OFF;
 902                 }
 903                 memcpy(*target_buffer + (*target_buffer_lenth), input_data, input_data_length);
 904                 *target_buffer_lenth += input_data_length;
 905                 EM_DEBUG_LOG("*target_buffer_lenth [%d] input_data_length [%d]", *target_buffer_lenth, input_data_length);
 906         } else {
 907                 EM_DEBUG_EXCEPTION("EMAIL_ERROR_INVALID_PARAM");
 908                 local_error_code = EMAIL_ERROR_INVALID_PARAM;
 909                 goto FINISH_OFF;
 910         }
 911
 912         ret_code = true;
 913
 914 FINISH_OFF:
 915
 916         if (error_code)
 917                 *error_code = local_error_code;
 918         EM_DEBUG_FUNC_END("ret_code [%d]", ret_code);
 919
 920         return ret_code;
 921 }
 922
 923
 924 static int emcore_write_account_into_buffer(char **target_buffer, int *target_buffer_lenth, emstorage_account_tbl_t *account_tbl_ptr, int *error_code)
 925 {
 926         EM_DEBUG_FUNC_BEGIN("target_buffer [%p], target_buffer_lenth [%p], account_tbl_ptr [%p], error_code [%p]", target_buffer, target_buffer_lenth, account_tbl_ptr, error_code);
 927         int local_error_code = EMAIL_ERROR_NONE, ret_code = false, stream_length = 0;
 928         email_account_t temp_account = {0};
 929         char *byte_stream = NULL;
 930
 931         if (em_convert_account_tbl_to_account(account_tbl_ptr, &temp_account)) {
 932                 byte_stream = em_convert_account_to_byte_stream(&temp_account, &stream_length);
 933                 EM_DEBUG_LOG("stream_length [%d]", stream_length);
 934                 /*  EM_DEBUG_LOG_SEC("incoming_server_password [%s]", temp_account->password) */
 935
 936                 if (byte_stream) {
 937                         if (!append_data_into_buffer(target_buffer, target_buffer_lenth, (char *)&stream_length, sizeof(int), &local_error_code)) {
 938                                 EM_DEBUG_EXCEPTION("append_data_into_buffer failed");
 939                                 goto FINISH_OFF;
 940                         }
 941                         EM_DEBUG_LOG("append_data_into_buffer succeed for stream_length");
 942
 943                         if (!append_data_into_buffer(target_buffer, target_buffer_lenth, byte_stream, stream_length, &local_error_code)) {
 944                                 EM_DEBUG_EXCEPTION("append_data_into_buffer failed");
 945                                 goto FINISH_OFF;
 946                         }
 947                         EM_DEBUG_LOG("append_data_into_buffer succeed for byte_stream");
 948                 }
 949         } else {
 950                 EM_DEBUG_EXCEPTION("em_convert_account_tbl_to_account failed");
 951                 local_error_code = EMAIL_ERROR_SYSTEM_FAILURE;
 952                 goto FINISH_OFF;
 953         }
 954
 955         ret_code = true;
 956 FINISH_OFF:
 957         emcore_free_account(&temp_account);
 958         if (error_code)
 959                 *error_code = local_error_code;
 960
 961         EM_SAFE_FREE(byte_stream);
 962
 963         EM_DEBUG_FUNC_END("ret_code [%d]", ret_code);
 964         return ret_code;
 965 }
 966
 967 INTERNAL_FUNC int emcore_backup_accounts(char *multi_user_name, const char *file_path, int *error_code)
 968 {
 969         EM_DEBUG_LOG("file_path [%s], error_code [%p]", file_path, error_code);
 970         int local_error_code = EMAIL_ERROR_NONE, local_error_code_2 = EMAIL_ERROR_NONE, ret_code = false;
 971         int select_num, i, target_buff_length = 0;
 972         int normal_email_account_count = 0;
 973         char *target_buffer = NULL;
 974         unsigned char *output_data = NULL;
 975         emstorage_account_tbl_t *account_list = NULL;
 976         int fd = -1;
 977
 978         if (!file_path) {
 979                 local_error_code = EMAIL_ERROR_INVALID_PARAM;
 980                 EM_DEBUG_EXCEPTION("EMAIL_ERROR_INVALID_PARAM");
 981                 goto FINISH_OFF;
 982         }
 983
 984         select_num = 1000;
 985
 986         if (!emstorage_get_account_list(multi_user_name, &select_num, &account_list, true, true, &local_error_code)) {
 987                 EM_DEBUG_EXCEPTION("emstorage_get_account_list failed [%d]", local_error_code);
 988                 goto FINISH_OFF;
 989         }
 990
 991         EM_DEBUG_LOG("select_num [%d]", select_num);
 992
 993         if (account_list) {
 994                 for (i = 0; i < select_num; i++) {
 995                         if (account_list[i].incoming_server_type == EMAIL_SERVER_TYPE_POP3 || account_list[i].incoming_server_type == EMAIL_SERVER_TYPE_IMAP4)
 996                                 normal_email_account_count++;
 997                 }
 998         }
 999
1000         EM_DEBUG_LOG("normal_email_account_count [%d]", normal_email_account_count);
1001
1002         if (normal_email_account_count == 0) {
1003                 EM_DEBUG_EXCEPTION("EMAIL_ERROR_ACCOUNT_NOT_FOUND");
1004                 local_error_code = EMAIL_ERROR_ACCOUNT_NOT_FOUND;
1005                 goto FINISH_OFF;
1006         } else {
1007                 target_buffer = em_malloc(sizeof(int));
1008                 if (!target_buffer)  {
1009                         EM_DEBUG_EXCEPTION("malloc failed");
1010                         local_error_code = EMAIL_ERROR_OUT_OF_MEMORY;
1011                         goto FINISH_OFF;
1012                 }
1013
1014                 memcpy(target_buffer, (char *)&normal_email_account_count, sizeof(int));
1015                 target_buff_length = sizeof(int);
1016
1017                 for (i = 0; i < select_num; i++) {
1018                         if (account_list[i].incoming_server_type == EMAIL_SERVER_TYPE_POP3 || account_list[i].incoming_server_type == EMAIL_SERVER_TYPE_IMAP4) {
1019                                 if (!emcore_write_account_into_buffer(&target_buffer, &target_buff_length, account_list + i, &local_error_code)) {
1020                                         EM_DEBUG_EXCEPTION("emcore_write_account_into_buffer failed [%d]", local_error_code);
1021                                         goto FINISH_OFF;
1022                                 }
1023                         }
1024                 }
1025
1026                 EM_DEBUG_LOG("target_buff_length [%d]", target_buff_length);
1027
1028                 local_error_code = em_open(file_path, O_WRONLY | O_CREAT | O_TRUNC, S_IRUSR | S_IWUSR, &fd);
1029                 if (local_error_code != EMAIL_ERROR_NONE) {
1030                                 EM_DEBUG_EXCEPTION("em_open failed - %d [%s] : ", local_error_code, file_path);
1031                                 goto FINISH_OFF;
1032                 }
1033
1034
1035                 int tmp = emcore_check_key_in_key_manager(EMAIL_SERVICE_BNR_ACCOUNT_KEY);
1036
1037                         if (tmp == EMAIL_ERROR_KEY_NOT_FOUND){
1038                                         EM_DEBUG_LOG("Key not exist");
1039
1040                                         int ret = 0;
1041
1042                                         ret = emcore_save_key_in_key_manager(EMAIL_SERVICE_BNR_ACCOUNT_KEY);
1043
1044                                         if(ret != EMAIL_ERROR_NONE){
1045                                                 EM_DEBUG_EXCEPTION("save key failed %d", ret);
1046                                                 goto FINISH_OFF;
1047                                         }
1048
1049                         } else if (tmp == EMAIL_ERROR_INVALID_PARAM) {
1050
1051                                 EM_DEBUG_EXCEPTION("Invalid parameter");
1052                                 goto FINISH_OFF;
1053
1054                         }
1055                 int output_length = 0;
1056                 emcore_encryption_data_in_key_manager(EMAIL_SERVICE_BNR_ACCOUNT_KEY, target_buffer, target_buff_length, &output_data, &output_length);
1057
1058                 EM_DEBUG_LOG("output length %d", output_length);
1059                 int write_length = write(fd, (char *)output_data, output_length);
1060                 EM_DEBUG_LOG("write length : %d", write_length);
1061
1062         }
1063
1064         ret_code = true;
1065 FINISH_OFF:
1066
1067         EM_SAFE_CLOSE(fd);
1068         EM_SAFE_FREE(target_buffer);
1069         EM_SAFE_FREE(output_data);
1070
1071         if (account_list)
1072                 emstorage_free_account(&account_list, select_num, &local_error_code_2);
1073
1074         if (error_code)
1075                 *error_code = local_error_code;
1076
1077         EM_DEBUG_FUNC_END("ret_code [%d]", ret_code);
1078         return ret_code;
1079 }
1080
1081 INTERNAL_FUNC int emcore_restore_accounts(char *multi_user_name, const char *file_path)
1082 {
1083         EM_DEBUG_FUNC_BEGIN_SEC("file_path [%s]", file_path);
1084         int err = EMAIL_ERROR_NONE;
1085         int account_count = 0, i = 0, account_stream_length = 0;
1086         char *temp_buffer = NULL, *account_stream = NULL, *buffer_ptr = NULL;
1087         email_account_t temp_account = {0};
1088         email_account_t *account_list = NULL;
1089         char *encrypt_buffer = NULL;
1090
1091
1092         if (!emcore_notify_storage_event(NOTI_ACCOUNT_RESTORE_START, 0, 0, NULL, 0))
1093                 EM_DEBUG_EXCEPTION("emcore_notify_storage_event[NOTI_ACCOUNT_RESTORE_START] failed");
1094
1095         if (!file_path) {
1096                 err = EMAIL_ERROR_INVALID_PARAM;
1097                 EM_DEBUG_EXCEPTION("EMAIL_ERROR_INVALID_PARAM");
1098                 goto FINISH_OFF;
1099         }
1100
1101         if ((err = emcore_get_account_reference_list(multi_user_name, &account_list, &account_count)) == EMAIL_ERROR_NONE) {
1102                 for (i = 0; i < account_count; i++) {
1103                         if (account_list[i].incoming_server_type != EMAIL_SERVER_TYPE_ACTIVE_SYNC) {
1104                                 if (!emcore_delete_account(multi_user_name, account_list[i].account_id, true, &err)) {
1105                                         EM_DEBUG_EXCEPTION("emcore_delete_account failed [%d]", err);
1106                                         goto FINISH_OFF;
1107                                 }
1108                         }
1109                 }
1110
1111                 if (account_list) {
1112                         emcore_free_account_list(&account_list, account_count, NULL);
1113                         account_list = NULL;
1114                 }
1115         }
1116
1117         int output_length = 0;
1118         char *output_data = NULL;
1119
1120         emcore_decryption_data_from_file_in_key_manager(EMAIL_SERVICE_BNR_ACCOUNT_KEY, file_path, &output_data, &output_length);
1121
1122         if (output_length > 0) {
1123                 memcpy((void *)&account_count, output_data, sizeof(int));
1124                 buffer_ptr = output_data + sizeof(int);
1125
1126                 EM_DEBUG_LOG("account_count[%d]", account_count);
1127
1128                 for (i = 0; i < account_count; i++) {
1129                         memcpy((void *)&account_stream_length, buffer_ptr, sizeof(int));
1130                         buffer_ptr += sizeof(int);
1131                         EM_DEBUG_LOG("account_stream_length [%d]", account_stream_length);
1132                         if (account_stream_length) {
1133                                 account_stream = em_malloc(account_stream_length);
1134                                 if (!account_stream) {
1135                                         EM_DEBUG_EXCEPTION("em_malloc() failed.");
1136                                         err = EMAIL_ERROR_OUT_OF_MEMORY ;
1137                                         goto FINISH_OFF;
1138                                 }
1139                                 memcpy(account_stream, buffer_ptr, account_stream_length);
1140
1141                                 em_convert_byte_stream_to_account(account_stream, account_stream_length, &temp_account);
1142                                 EM_SAFE_FREE(account_stream);
1143
1144
1145
1146                                 if ((emstorage_check_duplicated_account(multi_user_name,
1147                                                                                                                 &temp_account,
1148                                                                                                                 true,
1149                                                                                                                 &err) == false) && (err = EMAIL_ERROR_ALREADY_EXISTS)) {
1150                                         EM_DEBUG_EXCEPTION("An account is duplicated. ");
1151                                         buffer_ptr += account_stream_length;
1152                                         account_stream_length = 0;
1153                                         emcore_free_account(&temp_account);
1154                                         err = EMAIL_ERROR_NONE;
1155                                         continue;
1156                                 }
1157
1158                                 if (!emcore_create_account(multi_user_name, &temp_account, true, &err)) {
1159                                         EM_DEBUG_EXCEPTION("emcore_create_account() failed. [%d]", err);
1160                                         goto FINISH_OFF;
1161                                 }
1162
1163                                 emcore_free_account(&temp_account);
1164                         }
1165                         buffer_ptr += account_stream_length;
1166                         account_stream_length = 0;
1167                 }
1168         } else {
1169                 EM_DEBUG_EXCEPTION("ssm_read() failed.");
1170                 err = EMAIL_ERROR_SYSTEM_FAILURE;
1171                 goto FINISH_OFF;
1172         }
1173
1174 FINISH_OFF:
1175 #ifdef FEATURE_SSS_ENABLE
1176         EM_SAFE_CLOSE(fd);
1177 #endif
1178
1179         if (err == EMAIL_ERROR_NONE) {
1180                 if (!emcore_notify_storage_event(NOTI_ACCOUNT_RESTORE_FINISH, 0, 0, NULL, err))
1181                         EM_DEBUG_EXCEPTION("emcore_notify_storage_event[NOTI_ACCOUNT_RESTORE_FINISH] failed");
1182         } else {
1183                 if (!emcore_notify_storage_event(NOTI_ACCOUNT_RESTORE_FAIL, 0, 0, NULL, err))
1184                         EM_DEBUG_EXCEPTION("emcore_notify_storage_event[NOTI_ACCOUNT_RESTORE_FAIL] failed");
1185         }
1186
1187         if (account_list) {
1188                 emcore_free_account_list(&account_list, account_count, NULL);
1189                 account_list = NULL;
1190         }
1191         emcore_free_account(&temp_account);
1192         EM_SAFE_FREE(account_stream);
1193         EM_SAFE_FREE(temp_buffer);
1194         EM_SAFE_FREE(encrypt_buffer);
1195         EM_SAFE_FREE(output_data);
1196
1197         EM_DEBUG_FUNC_END("err [%d]", err);
1198         return err;
1199 }
1200
1201 #endif /*  __FEATURE_BACKUP_ACCOUNT_ */
1202
1203 INTERNAL_FUNC int emcore_save_default_account_id(char *multi_user_name, int input_account_id)
1204 {
1205         EM_DEBUG_FUNC_BEGIN("account_id [%d]", input_account_id);
1206         int ret_code = EMAIL_ERROR_NONE, result_value = 0;
1207
1208         result_value = vconf_set_int(VCONF_KEY_DEFAULT_ACCOUNT_ID, input_account_id);
1209         if (result_value < 0) {
1210                 EM_DEBUG_EXCEPTION("vconf_set_int failed [%d]", result_value);
1211                 ret_code = EMAIL_ERROR_SYSTEM_FAILURE;
1212         }
1213
1214         EM_DEBUG_FUNC_END("ret_code [%d]", ret_code);
1215         return ret_code;
1216 }
1217
1218 static int _recover_from_invalid_default_account_id(char *multi_user_name, int *output_account_id)
1219 {
1220         EM_DEBUG_FUNC_BEGIN("account_id [%p]", output_account_id);
1221         int ret_code = EMAIL_ERROR_NONE;
1222         int account_count = 100;
1223         emstorage_account_tbl_t *result_account_list = NULL;
1224
1225         if (output_account_id == NULL) {
1226                 ret_code = EMAIL_ERROR_INVALID_PARAM;
1227                 goto FINISH_OFF;
1228         }
1229
1230         if (!emstorage_get_account_list(multi_user_name, &account_count, &result_account_list, false, false, &ret_code) || !result_account_list) {
1231                 if (ret_code == EMAIL_ERROR_ACCOUNT_NOT_FOUND)
1232                         EM_DEBUG_LOG("no account found");
1233                 else
1234                         EM_DEBUG_EXCEPTION("emstorage_get_account_list() failed [%d]", ret_code);
1235                 *output_account_id = 0;
1236                 goto FINISH_OFF;
1237         }
1238
1239         if (account_count > 0) {
1240                 *output_account_id = result_account_list[0].account_id;
1241         }
1242
1243         EM_DEBUG_LOG_DEV("output_account_id [%d]", *output_account_id);
1244
1245 FINISH_OFF:
1246
1247         if (result_account_list)
1248                 emstorage_free_account(&result_account_list, account_count, NULL);
1249
1250         EM_DEBUG_FUNC_END("ret_code [%d]", ret_code);
1251         return ret_code;
1252 }
1253
1254 INTERNAL_FUNC int emcore_load_default_account_id(char *multi_user_name, int *output_account_id)
1255 {
1256         EM_DEBUG_FUNC_BEGIN("account_id [%p]", output_account_id);
1257         int ret_code = EMAIL_ERROR_NONE;
1258         int result_value = 0;
1259         emstorage_account_tbl_t *result_account = NULL;
1260
1261         if (output_account_id == NULL) {
1262                 ret_code = EMAIL_ERROR_INVALID_PARAM;
1263                 goto FINISH_OFF;
1264         }
1265
1266         result_value = vconf_get_int(VCONF_KEY_DEFAULT_ACCOUNT_ID, output_account_id);
1267
1268         if (result_value < 0) {
1269                 EM_DEBUG_EXCEPTION("vconf_get_int() failed [%d]", result_value);
1270                 ret_code = EMAIL_ERROR_SYSTEM_FAILURE;
1271                 *output_account_id = 0;
1272         }
1273
1274         if (*output_account_id != 0) {
1275                 if (!emstorage_get_account_by_id(multi_user_name, *output_account_id, EMAIL_ACC_GET_OPT_DEFAULT, &result_account, false, &ret_code)) {
1276                         if (ret_code == EMAIL_ERROR_ACCOUNT_NOT_FOUND) {
1277                                 EM_DEBUG_LOG("no account found account_id[%d]", *output_account_id);
1278                                 *output_account_id = 0;
1279                         } else {
1280                                 EM_DEBUG_EXCEPTION("emstorage_get_account_by_id() failed account_id[%d] err[%d]", *output_account_id, ret_code);
1281                                 goto FINISH_OFF;
1282                         }
1283                 }
1284         }
1285
1286         if (*output_account_id == 0) {
1287                 if ((ret_code = _recover_from_invalid_default_account_id(multi_user_name, output_account_id)) != EMAIL_ERROR_NONE) {
1288                         if (ret_code == EMAIL_ERROR_ACCOUNT_NOT_FOUND)
1289                                 EM_DEBUG_LOG("no account found");
1290                         else
1291                                 EM_DEBUG_EXCEPTION("_recover_from_invalid_default_account() failed [%d]", ret_code);
1292                         *output_account_id = 0;
1293                 }
1294         }
1295
1296 FINISH_OFF:
1297         if (result_account)
1298                 emstorage_free_account(&result_account, 1, NULL);
1299
1300         EM_DEBUG_FUNC_END("ret_code [%d]", ret_code);
1301         return ret_code;
1302 }
1303
1304 INTERNAL_FUNC int emcore_recover_from_secured_storage_failure(char *multi_user_name)
1305 {
1306         EM_DEBUG_FUNC_BEGIN();
1307         int err = EMAIL_ERROR_NONE;
1308         int i = 0;
1309         int account_count = 50;
1310         emstorage_account_tbl_t *temp_account_tbl_list = NULL;
1311         emstorage_account_tbl_t *temp_account_tbl      = NULL;
1312
1313         if (!emstorage_get_account_list(multi_user_name, &account_count, &temp_account_tbl_list, true, false, &err)) {
1314                 EM_DEBUG_EXCEPTION("emstorage_get_account_list failed [%d]", err);
1315                 goto FINISH_OFF;
1316         }
1317
1318         for (i = 0; i < account_count; i++) {
1319                 if (!emstorage_get_account_by_id(multi_user_name, temp_account_tbl_list[i].account_id, EMAIL_ACC_GET_OPT_DEFAULT | EMAIL_ACC_GET_OPT_PASSWORD, &temp_account_tbl, true, &err)) {
1320                         if (err == EMAIL_ERROR_SECURED_STORAGE_FAILURE) {
1321                                 if (!emcore_delete_account(multi_user_name, temp_account_tbl_list[i].account_id, true, &err)) {
1322                                         EM_DEBUG_EXCEPTION("emcore_delete_account failed [%d]", err);
1323                                         goto FINISH_OFF;
1324                                 }
1325                         }
1326                 }
1327         }
1328
1329 FINISH_OFF:
1330
1331         emstorage_free_account(&temp_account_tbl_list, account_count, NULL);
1332         emstorage_free_account(&temp_account_tbl, 1, NULL);
1333
1334         EM_DEBUG_FUNC_END("err [%d]", err);
1335         return err;
1336 }
1337
1338 INTERNAL_FUNC int emcore_update_sync_status_of_account(char *multi_user_name, int input_account_id, email_set_type_t input_set_operator, int input_sync_status)
1339 {
1340         EM_DEBUG_FUNC_BEGIN("input_account_id [%d], input_set_operator [%d], input_sync_status [%d]", input_account_id, input_set_operator, input_sync_status);
1341         int err = EMAIL_ERROR_NONE;
1342
1343 #ifdef __FEATURE_USING_ACCOUNT_SVC_FOR_SYNC_STATUS__
1344         int err_from_account_svc = 0;
1345         emstorage_account_tbl_t *account_tbl_data = NULL;
1346         void *join_zone = NULL;
1347
1348         if (input_account_id != ALL_ACCOUNT && (input_sync_status == SYNC_STATUS_SYNCING)) {
1349                 if (!emstorage_get_account_by_id(multi_user_name, input_account_id, EMAIL_ACC_GET_OPT_DEFAULT | EMAIL_ACC_GET_OPT_OPTIONS, &account_tbl_data, true, &err)) {
1350                         EM_DEBUG_EXCEPTION("emstorage_get_account_by_id failed [%d]", err);
1351                         goto FINISH_OFF;
1352                 }
1353
1354                 if (EM_SAFE_STRLEN(multi_user_name) > 0) {
1355                         err = emcore_set_join_zone(multi_user_name, &join_zone);
1356                         if (err != EMAIL_ERROR_NONE) {
1357                                 EM_DEBUG_EXCEPTION("emcore_set_join_zone failed : [%d]", err);
1358                                 goto FINISH_OFF;
1359                         }
1360                 }
1361
1362                 if (input_set_operator == SET_TYPE_SET)
1363                         err_from_account_svc = account_update_sync_status_by_id(account_tbl_data->account_svc_id, ACCOUNT_SYNC_STATUS_RUNNING);
1364                 else if (input_set_operator == SET_TYPE_MINUS)
1365                         err_from_account_svc = account_update_sync_status_by_id(account_tbl_data->account_svc_id, ACCOUNT_SYNC_STATUS_IDLE);
1366
1367                 EM_DEBUG_LOG("account_update_sync_status_by_id returns [%d] by id[%d]", err_from_account_svc, account_tbl_data->account_svc_id);
1368
1369                 emcore_unset_join_zone(join_zone);
1370         }
1371 #endif /* __FEATURE_USING_ACCOUNT_SVC_FOR_SYNC_STATUS__ */
1372
1373         if (!emstorage_update_sync_status_of_account(multi_user_name, input_account_id, input_set_operator, input_sync_status, true, &err))
1374                 EM_DEBUG_EXCEPTION("emstorage_update_sync_status_of_account failed [%d]", err);
1375
1376 #ifdef __FEATURE_USING_ACCOUNT_SVC_FOR_SYNC_STATUS__
1377 FINISH_OFF:
1378         if (account_tbl_data)
1379                 emstorage_free_account(&account_tbl_data, 1, NULL);
1380 #endif /* __FEATURE_USING_ACCOUNT_SVC_FOR_SYNC_STATUS__ */
1381
1382         EM_DEBUG_FUNC_END("err [%d]", err);
1383         return err;
1384 }
1385
1386 #define GOOGLE_PIM_SYNC_GET_TOKEN_URL "https://accounts.google.com/o/oauth2/token"
1387 #define GOOGLE_PIM_SYNC_CLIENT_ID     "233916860221.apps.googleusercontent.com"
1388 #define GOOGLE_PIM_SYNC_CLIENT_SECRET "dI8wRLGMJ16Ioxfl8KaujmuU"
1389 #define CALCURL_TIMEOUT               30
1390
1391 int emcore_curl_progress_callback(void *p, double dtot, double dnow, double utot, double unow)
1392 {
1393         EM_DEBUG_LOG("%0.0lf %0.0lf %0.0lf %0.0lf", dtot, dnow, utot, unow);
1394         return 0;
1395 }
1396
1397 size_t emcore_curl_write_callback(char* data, size_t size, size_t nmemb, void* target)
1398 {
1399         EM_DEBUG_FUNC_BEGIN("data[%p] size[%d] nmemb[%d] target[%p]", data, size, nmemb, target);
1400         int last_pos = 0;
1401         char **result_string = (char**)target;
1402         size_t received_length = size * nmemb;
1403
1404         if (*result_string == NULL) {
1405                 EM_DEBUG_LOG("received_length[%d]", received_length);
1406                 *result_string = em_malloc(received_length + 1);
1407         } else {
1408                 int new_buffer_length = 0;
1409                 last_pos = EM_SAFE_STRLEN(*result_string);
1410                 new_buffer_length = last_pos + received_length + 1;
1411                 EM_DEBUG_LOG("new_buffer_length[%d]", new_buffer_length);
1412                 *result_string = realloc(*result_string, new_buffer_length);
1413         }
1414
1415         if (*result_string == NULL) {
1416                 EM_DEBUG_EXCEPTION("memory allocation failed");
1417                 received_length = 0;
1418                 goto FINISH_OFF;
1419         }
1420
1421         memcpy(*result_string + last_pos, data, received_length);
1422         /*EM_DEBUG_LOG_SEC("result_string[%s]", *result_string);*/
1423
1424 FINISH_OFF:
1425         EM_DEBUG_FUNC_END("received_length [%d]", received_length);
1426         return received_length;
1427 }
1428
1429 static int emcore_get_xoauth2_access_token(char *input_refresh_token, char **output_access_token)
1430 {
1431         EM_DEBUG_FUNC_BEGIN("input_refresh_token [%p] output_access_token [%p]", input_refresh_token, output_access_token);
1432         int err = EMAIL_ERROR_NONE;
1433
1434         CURL *curl = NULL;
1435         CURLcode curl_ressult_code;
1436         char *result_string = NULL;
1437         char *pos = NULL;
1438         char *savepos = NULL;
1439         char *access_token = NULL;
1440         long response_code;
1441         double speed_upload, total_time, download_size;
1442
1443         if (input_refresh_token == NULL || output_access_token == NULL) {
1444                 EM_DEBUG_EXCEPTION("curl_easy_init() failed");
1445                 err = EMAIL_ERROR_INVALID_PARAM;
1446                 goto FINISH_OFF;
1447         }
1448
1449         curl = curl_easy_init();
1450         if (NULL == curl) {
1451                 EM_DEBUG_EXCEPTION("curl_easy_init() failed");
1452                 err = EMAIL_ERROR_SYSTEM_FAILURE;
1453                 goto FINISH_OFF;
1454         }
1455
1456         char buf[1024] = {0};
1457         snprintf(buf, sizeof(buf),
1458                                 "client_id=%s&"
1459                                 "client_secret=%s&"
1460                                 "refresh_token=%s&"
1461                                 "grant_type=refresh_token",
1462                                 GOOGLE_PIM_SYNC_CLIENT_ID,
1463                                 GOOGLE_PIM_SYNC_CLIENT_SECRET,
1464                                 input_refresh_token);
1465         curl_easy_setopt(curl, CURLOPT_URL, GOOGLE_PIM_SYNC_GET_TOKEN_URL);
1466         curl_easy_setopt(curl, CURLOPT_POST, 1);
1467         curl_easy_setopt(curl, CURLOPT_POSTFIELDS, buf);
1468         curl_easy_setopt(curl, CURLOPT_SSL_VERIFYPEER, 1L);
1469         curl_easy_setopt(curl, CURLOPT_CONNECTTIMEOUT, CALCURL_TIMEOUT);
1470         curl_easy_setopt(curl, CURLOPT_VERBOSE, 1);
1471         curl_easy_setopt(curl, CURLOPT_NOPROGRESS, 0);
1472         curl_easy_setopt(curl, CURLOPT_PROGRESSFUNCTION, emcore_curl_progress_callback);
1473         curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, emcore_curl_write_callback);
1474         curl_easy_setopt(curl, CURLOPT_WRITEDATA, (void*)&result_string);
1475         curl_easy_setopt(curl, CURLOPT_HEADER, true);
1476
1477         /* pinning */
1478         curl_easy_setopt(curl, CURLOPT_SSL_CTX_FUNCTION, tpkp_curl_ssl_ctx_callback);
1479
1480         curl_ressult_code = curl_easy_perform(curl);
1481
1482         EM_DEBUG_LOG_SEC("CURLcode: %d (%s)", curl_ressult_code, curl_easy_strerror(curl_ressult_code));
1483
1484         if (0 == curl_ressult_code) {
1485                 curl_easy_getinfo(curl, CURLINFO_RESPONSE_CODE, &response_code);
1486                 curl_easy_getinfo(curl, CURLINFO_SPEED_UPLOAD,  &speed_upload);
1487                 curl_easy_getinfo(curl, CURLINFO_TOTAL_TIME,    &total_time);
1488                 curl_easy_getinfo(curl, CURLINFO_SIZE_DOWNLOAD, &download_size);
1489
1490                 EM_DEBUG_LOG("Speed: %.3f bytes/sec during %.3f seconds", speed_upload, total_time);
1491                 EM_DEBUG_LOG("response code = %ld , length = %.3f", response_code, download_size);
1492         }
1493
1494         if (result_string == NULL) {
1495                 EM_DEBUG_EXCEPTION("Getting result string failed");
1496                 err = EMAIL_ERROR_XOAUTH_BAD_REQUEST;
1497                 goto FINISH_OFF;
1498         }
1499
1500         if (strstr(result_string, "error")) {
1501                 if (strstr(result_string, "\"invalid_grant\""))
1502                         err = EMAIL_ERROR_XOAUTH_INVALID_GRANT;
1503                 else
1504                         err = EMAIL_ERROR_XOAUTH_BAD_REQUEST;
1505                 goto FINISH_OFF;
1506         }
1507
1508         pos = strstr(result_string, "\"access_token\" : \"");
1509
1510         if (!pos) {
1511                 err = EMAIL_ERROR_XOAUTH_BAD_REQUEST;
1512                 goto FINISH_OFF;
1513         }
1514
1515         pos = pos + strlen("\"access_token\" : \"");
1516
1517         access_token = strtok_r(pos, "\"", &savepos);
1518
1519         if (access_token) {
1520                 *output_access_token = EM_SAFE_STRDUP(access_token);
1521
1522                 if (*output_access_token == NULL) {
1523                         EM_DEBUG_EXCEPTION("strdup failed");
1524                         err = EMAIL_ERROR_SYSTEM_FAILURE;
1525                         goto FINISH_OFF;
1526                 }
1527         }
1528
1529 FINISH_OFF:
1530
1531         EM_SAFE_FREE(result_string);
1532
1533         if (curl)
1534                 curl_easy_cleanup(curl);
1535
1536         tpkp_curl_cleanup();
1537
1538         EM_DEBUG_FUNC_END("err [%d]", err);
1539         return err;
1540 }
1541
1542 INTERNAL_FUNC int emcore_refresh_xoauth2_access_token(char *multi_user_name, int input_account_id)
1543 {
1544         EM_DEBUG_FUNC_BEGIN("input_account_id [%d]", input_account_id);
1545         int err = EMAIL_ERROR_NONE;
1546         int new_password_string_length = 0;
1547         char *access_token = NULL;
1548         char *refresh_token = NULL;
1549         char *new_access_token = NULL;
1550         char *new_password_string = NULL;
1551         char *saveptr = NULL;
1552         email_account_t *ref_account = NULL;
1553
1554
1555         ref_account = emcore_get_account_reference(multi_user_name, input_account_id, true);
1556         if (ref_account == NULL) {
1557                 EM_DEBUG_EXCEPTION("emcore_get_account_reference() failed");
1558                 err = EMAIL_ERROR_INVALID_ACCOUNT;
1559                 goto FINISH_OFF;
1560         }
1561
1562         access_token = EM_SAFE_STRDUP(strtok_r(ref_account->incoming_server_password, "\001", &saveptr));
1563         if (access_token == NULL) {
1564                 EM_DEBUG_EXCEPTION("invalid token string.");
1565                 err = EMAIL_ERROR_XOAUTH_BAD_REQUEST;
1566                 goto FINISH_OFF;
1567         }
1568
1569         EM_DEBUG_LOG_SEC("access_token [%s]", access_token);
1570
1571         refresh_token = EM_SAFE_STRDUP(strtok_r(NULL, "\001", &saveptr));
1572
1573         if (refresh_token == NULL) {
1574                 EM_DEBUG_EXCEPTION("invalid token string.");
1575                 err = EMAIL_ERROR_XOAUTH_BAD_REQUEST;
1576                 goto FINISH_OFF;
1577         }
1578
1579         EM_DEBUG_LOG_SEC("refresh_token [%s]", refresh_token);
1580
1581         if ((err = emcore_get_xoauth2_access_token(refresh_token, &new_access_token)) != EMAIL_ERROR_NONE) {
1582                 EM_DEBUG_EXCEPTION("emcore_get_xoauth2_access_token() failed [%d]", err);
1583                 goto FINISH_OFF;
1584         }
1585
1586         new_password_string_length = EM_SAFE_STRLEN(new_access_token) + EM_SAFE_STRLEN(refresh_token) + 2;
1587
1588         new_password_string = em_malloc(new_password_string_length);
1589         if (new_password_string == NULL) {
1590                 EM_DEBUG_EXCEPTION("em_malloc() failed");
1591                 err = EMAIL_ERROR_OUT_OF_MEMORY;
1592                 goto FINISH_OFF;
1593         }
1594
1595         SNPRINTF(new_password_string, new_password_string_length, "%s\001%s", new_access_token, refresh_token);
1596
1597         if ((err = emstorage_update_account_password(multi_user_name, input_account_id, new_password_string, new_password_string)) != EMAIL_ERROR_NONE) {
1598                 EM_DEBUG_EXCEPTION("emstorage_update_account_password() failed [%d]", err);
1599                 goto FINISH_OFF;
1600         }
1601
1602 FINISH_OFF:
1603
1604         EM_SAFE_FREE(access_token);
1605         EM_SAFE_FREE(refresh_token);
1606         EM_SAFE_FREE(new_access_token);
1607         EM_SAFE_FREE(new_password_string);
1608
1609         if (ref_account) {
1610                 emcore_free_account(ref_account);
1611                 EM_SAFE_FREE(ref_account);
1612         }
1613
1614         EM_DEBUG_FUNC_END("err [%d]", err);
1615         return err;
1616 }