src/agent.c

   1 /*
   2  *
   3  *  Connection Manager
   4  *
   5  *  Copyright (C) 2007-2012  Intel Corporation. All rights reserved.
   6  *
   7  *  This program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License version 2 as
   9  *  published by the Free Software Foundation.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program; if not, write to the Free Software
  18  *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  19  *
  20  */
  21
  22 #ifdef HAVE_CONFIG_H
  23 #include <config.h>
  24 #endif
  25
  26 #include <errno.h>
  27 #include <stdlib.h>
  28 #include <string.h>
  29
  30 #include <gdbus.h>
  31
  32 #include "connman.h"
  33
  34 static DBusConnection *connection = NULL;
  35 static guint agent_watch = 0;
  36 static gchar *agent_path = NULL;
  37 static gchar *agent_sender = NULL;
  38
  39 static void agent_free(void)
  40 {
  41         agent_watch = 0;
  42
  43         g_free(agent_sender);
  44         agent_sender = NULL;
  45
  46         g_free(agent_path);
  47         agent_path = NULL;
  48 }
  49
  50 static void agent_disconnect(DBusConnection *connection, void *data)
  51 {
  52         DBG("data %p", data);
  53
  54         agent_free();
  55 }
  56
  57 int __connman_agent_register(const char *sender, const char *path)
  58 {
  59         DBG("sender %s path %s", sender, path);
  60
  61         if (agent_path != NULL)
  62                 return -EEXIST;
  63
  64         agent_sender = g_strdup(sender);
  65         agent_path = g_strdup(path);
  66
  67         agent_watch = g_dbus_add_disconnect_watch(connection, sender,
  68                                                 agent_disconnect, NULL, NULL);
  69
  70         return 0;
  71 }
  72
  73 int __connman_agent_unregister(const char *sender, const char *path)
  74 {
  75         DBG("sender %s path %s", sender, path);
  76
  77         if (agent_path == NULL)
  78                 return -ESRCH;
  79
  80         if (agent_watch > 0)
  81                 g_dbus_remove_watch(connection, agent_watch);
  82
  83         agent_free();
  84
  85         return 0;
  86 }
  87
  88 static connman_bool_t check_reply_has_dict(DBusMessage *reply)
  89 {
  90         const char *signature = DBUS_TYPE_ARRAY_AS_STRING
  91                 DBUS_DICT_ENTRY_BEGIN_CHAR_AS_STRING
  92                 DBUS_TYPE_STRING_AS_STRING
  93                 DBUS_TYPE_VARIANT_AS_STRING
  94                 DBUS_DICT_ENTRY_END_CHAR_AS_STRING;
  95
  96         if (dbus_message_has_signature(reply, signature) == TRUE)
  97                 return TRUE;
  98
  99         connman_warn("Reply %s to %s from %s has wrong signature %s",
 100                         signature,
 101                         dbus_message_get_interface(reply),
 102                         dbus_message_get_sender(reply),
 103                         dbus_message_get_signature(reply));
 104
 105         return FALSE;
 106 }
 107
 108 struct request_input_reply {
 109         struct connman_service *service;
 110         authentication_cb_t callback;
 111         void *user_data;
 112 };
 113
 114 static void request_input_passphrase_reply(DBusPendingCall *call, void *user_data)
 115 {
 116         struct request_input_reply *passphrase_reply = user_data;
 117         connman_bool_t values_received = FALSE;
 118         connman_bool_t wps = FALSE;
 119         const char *error = NULL;
 120         char *identity = NULL;
 121         char *passphrase = NULL;
 122         char *wpspin = NULL;
 123         char *key;
 124         char *name = NULL;
 125         int name_len = 0;
 126         DBusMessageIter iter, dict;
 127         DBusMessage *reply = dbus_pending_call_steal_reply(call);
 128
 129         if (dbus_message_get_type(reply) == DBUS_MESSAGE_TYPE_ERROR) {
 130                 error = dbus_message_get_error_name(reply);
 131                 goto done;
 132         }
 133
 134         if (check_reply_has_dict(reply) == FALSE)
 135                 goto done;
 136
 137         values_received = TRUE;
 138
 139         dbus_message_iter_init(reply, &iter);
 140         dbus_message_iter_recurse(&iter, &dict);
 141         while (dbus_message_iter_get_arg_type(&dict) == DBUS_TYPE_DICT_ENTRY) {
 142                 DBusMessageIter entry, value;
 143
 144                 dbus_message_iter_recurse(&dict, &entry);
 145                 if (dbus_message_iter_get_arg_type(&entry) != DBUS_TYPE_STRING)
 146                         break;
 147
 148                 dbus_message_iter_get_basic(&entry, &key);
 149
 150                 if (g_str_equal(key, "Identity")) {
 151                         dbus_message_iter_next(&entry);
 152                         if (dbus_message_iter_get_arg_type(&entry)
 153                                                         != DBUS_TYPE_VARIANT)
 154                                 break;
 155                         dbus_message_iter_recurse(&entry, &value);
 156                         dbus_message_iter_get_basic(&value, &identity);
 157
 158                 } else if (g_str_equal(key, "Passphrase")) {
 159                         dbus_message_iter_next(&entry);
 160                         if (dbus_message_iter_get_arg_type(&entry) != DBUS_TYPE_VARIANT)
 161                                 break;
 162                         dbus_message_iter_recurse(&entry, &value);
 163                         dbus_message_iter_get_basic(&value, &passphrase);
 164
 165                 } else if (g_str_equal(key, "WPS")) {
 166                         wps = TRUE;
 167
 168                         dbus_message_iter_next(&entry);
 169                         if (dbus_message_iter_get_arg_type(&entry)
 170                                                         != DBUS_TYPE_VARIANT)
 171                                 break;
 172                         dbus_message_iter_recurse(&entry, &value);
 173                         dbus_message_iter_get_basic(&value, &wpspin);
 174                         break;
 175                 } else if (g_str_equal(key, "Name")) {
 176                         dbus_message_iter_next(&entry);
 177                         if (dbus_message_iter_get_arg_type(&entry)
 178                                                         != DBUS_TYPE_VARIANT)
 179                                 break;
 180                         dbus_message_iter_recurse(&entry, &value);
 181                         dbus_message_iter_get_basic(&value, &name);
 182                         name_len = strlen(name);
 183                 } else if (g_str_equal(key, "SSID")) {
 184                         dbus_message_iter_next(&entry);
 185                         if (dbus_message_iter_get_arg_type(&entry)
 186                                                         != DBUS_TYPE_VARIANT)
 187                                 break;
 188                         dbus_message_iter_recurse(&entry, &value);
 189                         if (dbus_message_iter_get_arg_type(&value)
 190                                                         != DBUS_TYPE_VARIANT)
 191                                 break;
 192                         if (dbus_message_iter_get_element_type(&value)
 193                                                         != DBUS_TYPE_VARIANT)
 194                                 break;
 195                         dbus_message_iter_get_fixed_array(&value, &name,
 196                                                         &name_len);
 197                 }
 198                 dbus_message_iter_next(&dict);
 199         }
 200
 201 done:
 202         passphrase_reply->callback(passphrase_reply->service, values_received,
 203                                 name, name_len,
 204                                 identity, passphrase,
 205                                 wps, wpspin, error,
 206                                 passphrase_reply->user_data);
 207         connman_service_unref(passphrase_reply->service);
 208         dbus_message_unref(reply);
 209         dbus_pending_call_unref(call);
 210         g_free(passphrase_reply);
 211 }
 212
 213 static void request_input_append_alternates(DBusMessageIter *iter,
 214                                                         void *user_data)
 215 {
 216         const char *str = user_data;
 217         char **alternates, **alternative;
 218
 219         if (str == NULL)
 220                 return;
 221
 222         alternates = g_strsplit(str, ",", 0);
 223         if (alternates == NULL)
 224                 return;
 225
 226         for (alternative = alternates; *alternative != NULL; alternative++)
 227                 dbus_message_iter_append_basic(iter, DBUS_TYPE_STRING,
 228                                                                 alternative);
 229
 230         g_strfreev(alternates);
 231 }
 232
 233 static void request_input_append_identity(DBusMessageIter *iter,
 234                                                         void *user_data)
 235 {
 236         char *str = "string";
 237
 238         connman_dbus_dict_append_basic(iter, "Type",
 239                                 DBUS_TYPE_STRING, &str);
 240         str = "mandatory";
 241         connman_dbus_dict_append_basic(iter, "Requirement",
 242                                 DBUS_TYPE_STRING, &str);
 243 }
 244
 245 static void request_input_append_passphrase(DBusMessageIter *iter,
 246                                                         void *user_data)
 247 {
 248         struct connman_service *service = user_data;
 249         char *value;
 250         const char *phase2;
 251
 252         switch (__connman_service_get_security(service)) {
 253         case CONNMAN_SERVICE_SECURITY_WEP:
 254                 value = "wep";
 255                 break;
 256         case CONNMAN_SERVICE_SECURITY_PSK:
 257                 value = "psk";
 258                 break;
 259         case CONNMAN_SERVICE_SECURITY_8021X:
 260                 phase2 = __connman_service_get_phase2(service);
 261
 262                 if (phase2 != NULL && (
 263                                 g_str_has_suffix(phase2, "GTC") == TRUE ||
 264                                 g_str_has_suffix(phase2, "OTP") == TRUE))
 265                         value = "response";
 266                 else
 267                         value = "passphrase";
 268
 269                 break;
 270         default:
 271                 value = "string";
 272                 break;
 273         }
 274         connman_dbus_dict_append_basic(iter, "Type",
 275                                 DBUS_TYPE_STRING, &value);
 276         value = "mandatory";
 277         connman_dbus_dict_append_basic(iter, "Requirement",
 278                                 DBUS_TYPE_STRING, &value);
 279
 280         if (__connman_service_wps_enabled(service) == TRUE) {
 281                 connman_dbus_dict_append_array(iter, "Alternates",
 282                                         DBUS_TYPE_STRING,
 283                                         request_input_append_alternates,
 284                                         "WPS");
 285         }
 286 }
 287
 288 static void request_input_append_wps(DBusMessageIter *iter, void *user_data)
 289 {
 290         const char *str = "wpspin";
 291
 292         connman_dbus_dict_append_basic(iter, "Type",
 293                                 DBUS_TYPE_STRING, &str);
 294         str = "alternate";
 295         connman_dbus_dict_append_basic(iter, "Requirement",
 296                                 DBUS_TYPE_STRING, &str);
 297 }
 298
 299 static void request_input_append_name(DBusMessageIter *iter, void *user_data)
 300 {
 301         const char *str = "string";
 302
 303         connman_dbus_dict_append_basic(iter, "Type",
 304                                 DBUS_TYPE_STRING, &str);
 305         str = "mandatory";
 306         connman_dbus_dict_append_basic(iter, "Requirement",
 307                                 DBUS_TYPE_STRING, &str);
 308         connman_dbus_dict_append_array(iter, "Alternates",
 309                                 DBUS_TYPE_STRING,
 310                                 request_input_append_alternates,
 311                                 "SSID");
 312 }
 313
 314 static void request_input_append_ssid(DBusMessageIter *iter, void *user_data)
 315 {
 316         const char *str = "ssid";
 317
 318         connman_dbus_dict_append_basic(iter, "Type",
 319                                 DBUS_TYPE_STRING, &str);
 320         str = "alternate";
 321         connman_dbus_dict_append_basic(iter, "Requirement",
 322                                 DBUS_TYPE_STRING, &str);
 323 }
 324
 325 static void request_input_append_password(DBusMessageIter *iter,
 326                                                         void *user_data)
 327 {
 328         char *str = "passphrase";
 329
 330         connman_dbus_dict_append_basic(iter, "Type",
 331                                 DBUS_TYPE_STRING, &str);
 332         str = "mandatory";
 333         connman_dbus_dict_append_basic(iter, "Requirement",
 334                                 DBUS_TYPE_STRING, &str);
 335 }
 336
 337 static void request_input_append_previouspassphrase(DBusMessageIter *iter,
 338                                                         void *user_data)
 339 {
 340         const char *passphrase = user_data;
 341         const char *str = "informational";
 342
 343         connman_dbus_dict_append_basic(iter, "Type",
 344                                 DBUS_TYPE_STRING, &str);
 345         connman_dbus_dict_append_basic(iter, "Value",
 346                                 DBUS_TYPE_STRING, &passphrase);
 347 }
 348
 349 static void request_input_login_reply(DBusPendingCall *call, void *user_data)
 350 {
 351         struct request_input_reply *username_password_reply = user_data;
 352         const char *error = NULL;
 353         connman_bool_t values_received = FALSE;
 354         char *username = NULL;
 355         char *password = NULL;
 356         char *key;
 357         DBusMessageIter iter, dict;
 358         DBusMessage *reply = dbus_pending_call_steal_reply(call);
 359
 360         if (dbus_message_get_type(reply) == DBUS_MESSAGE_TYPE_ERROR) {
 361                 error = dbus_message_get_error_name(reply);
 362                 goto done;
 363         }
 364
 365         if (check_reply_has_dict(reply) == FALSE)
 366                 goto done;
 367
 368         values_received = TRUE;
 369
 370         dbus_message_iter_init(reply, &iter);
 371         dbus_message_iter_recurse(&iter, &dict);
 372         while (dbus_message_iter_get_arg_type(&dict) == DBUS_TYPE_DICT_ENTRY) {
 373                 DBusMessageIter entry, value;
 374
 375                 dbus_message_iter_recurse(&dict, &entry);
 376                 if (dbus_message_iter_get_arg_type(&entry) != DBUS_TYPE_STRING)
 377                         break;
 378
 379                 dbus_message_iter_get_basic(&entry, &key);
 380
 381                 if (g_str_equal(key, "Username")) {
 382                         dbus_message_iter_next(&entry);
 383                         if (dbus_message_iter_get_arg_type(&entry)
 384                                                         != DBUS_TYPE_VARIANT)
 385                                 break;
 386                         dbus_message_iter_recurse(&entry, &value);
 387                         dbus_message_iter_get_basic(&value, &username);
 388
 389                 } else if (g_str_equal(key, "Password")) {
 390                         dbus_message_iter_next(&entry);
 391                         if (dbus_message_iter_get_arg_type(&entry) !=
 392                                                         DBUS_TYPE_VARIANT)
 393                                 break;
 394                         dbus_message_iter_recurse(&entry, &value);
 395                         dbus_message_iter_get_basic(&value, &password);
 396                 }
 397
 398                 dbus_message_iter_next(&dict);
 399         }
 400
 401 done:
 402         username_password_reply->callback(username_password_reply->service,
 403                                         values_received, NULL, 0,
 404                                         username, password,
 405                                         FALSE, NULL, error,
 406                                         username_password_reply->user_data);
 407         connman_service_unref(username_password_reply->service);
 408         dbus_message_unref(reply);
 409         g_free(username_password_reply);
 410 }
 411
 412 int __connman_agent_request_passphrase_input(struct connman_service *service,
 413                                 authentication_cb_t callback, void *user_data)
 414 {
 415         DBusMessage *message;
 416         const char *path, *passphrase;
 417         DBusMessageIter iter;
 418         DBusMessageIter dict;
 419         DBusPendingCall *call;
 420         struct request_input_reply *passphrase_reply;
 421
 422         if (service == NULL || agent_path == NULL || callback == NULL)
 423                 return -ESRCH;
 424
 425         message = dbus_message_new_method_call(agent_sender, agent_path,
 426                                         CONNMAN_AGENT_INTERFACE,
 427                                         "RequestInput");
 428         if (message == NULL)
 429                 return -ENOMEM;
 430
 431         dbus_message_iter_init_append(message, &iter);
 432
 433         path = __connman_service_get_path(service);
 434         dbus_message_iter_append_basic(&iter,
 435                                 DBUS_TYPE_OBJECT_PATH, &path);
 436
 437         connman_dbus_dict_open(&iter, &dict);
 438
 439         if (__connman_service_is_hidden(service)) {
 440                 connman_dbus_dict_append_dict(&dict, "Name",
 441                                         request_input_append_name, NULL);
 442                 connman_dbus_dict_append_dict(&dict, "SSID",
 443                                         request_input_append_ssid, NULL);
 444         }
 445
 446         if (__connman_service_get_security(service) ==
 447                         CONNMAN_SERVICE_SECURITY_8021X) {
 448                 connman_dbus_dict_append_dict(&dict, "Identity",
 449                                         request_input_append_identity, service);
 450         }
 451
 452         if (__connman_service_get_security(service) !=
 453                         CONNMAN_SERVICE_SECURITY_NONE) {
 454                 connman_dbus_dict_append_dict(&dict, "Passphrase",
 455                                         request_input_append_passphrase, service);
 456                 passphrase = __connman_service_get_passphrase(service);
 457                 if (passphrase != NULL)
 458                         connman_dbus_dict_append_dict(&dict, "PreviousPassphrase",
 459                                         request_input_append_previouspassphrase,
 460                                         (void *) passphrase);
 461         }
 462
 463         if (__connman_service_wps_enabled(service) == TRUE) {
 464             connman_dbus_dict_append_dict(&dict, "WPS",
 465                                 request_input_append_wps, NULL);
 466         }
 467
 468         connman_dbus_dict_close(&iter, &dict);
 469
 470         passphrase_reply = g_try_new0(struct request_input_reply, 1);
 471         if (passphrase_reply == NULL) {
 472                 dbus_message_unref(message);
 473                 return -ENOMEM;
 474         }
 475
 476         if (dbus_connection_send_with_reply(connection, message, &call,
 477                                         connman_timeout_input_request())
 478                         == FALSE) {
 479                 dbus_message_unref(message);
 480                 g_free(passphrase_reply);
 481                 return -ESRCH;
 482         }
 483
 484         if (call == NULL) {
 485                 dbus_message_unref(message);
 486                 g_free(passphrase_reply);
 487                 return -ESRCH;
 488         }
 489
 490         passphrase_reply->service = connman_service_ref(service);
 491         passphrase_reply->callback = callback;
 492         passphrase_reply->user_data = user_data;
 493
 494         dbus_pending_call_set_notify(call, request_input_passphrase_reply,
 495                                 passphrase_reply, NULL);
 496
 497         dbus_message_unref(message);
 498
 499         return -EINPROGRESS;
 500 }
 501
 502 int __connman_agent_request_login_input(struct connman_service *service,
 503                                 authentication_cb_t callback, void *user_data)
 504 {
 505         DBusMessage *message;
 506         const char *path;
 507         DBusMessageIter iter;
 508         DBusMessageIter dict;
 509         DBusPendingCall *call;
 510         struct request_input_reply *username_password_reply;
 511
 512         if (service == NULL || agent_path == NULL || callback == NULL)
 513                 return -ESRCH;
 514
 515         message = dbus_message_new_method_call(agent_sender, agent_path,
 516                                         CONNMAN_AGENT_INTERFACE,
 517                                         "RequestInput");
 518         if (message == NULL)
 519                 return -ENOMEM;
 520
 521         dbus_message_iter_init_append(message, &iter);
 522
 523         path = __connman_service_get_path(service);
 524         dbus_message_iter_append_basic(&iter,
 525                                 DBUS_TYPE_OBJECT_PATH, &path);
 526
 527         connman_dbus_dict_open(&iter, &dict);
 528
 529         connman_dbus_dict_append_dict(&dict, "Username",
 530                                 request_input_append_identity, service);
 531
 532         connman_dbus_dict_append_dict(&dict, "Password",
 533                                 request_input_append_password, service);
 534
 535         connman_dbus_dict_close(&iter, &dict);
 536
 537         username_password_reply = g_try_new0(struct request_input_reply, 1);
 538         if (username_password_reply == NULL) {
 539                 dbus_message_unref(message);
 540                 return -ENOMEM;
 541         }
 542
 543         if (dbus_connection_send_with_reply(connection, message, &call,
 544                                         connman_timeout_input_request())
 545                         == FALSE) {
 546                 dbus_message_unref(message);
 547                 g_free(username_password_reply);
 548                 return -ESRCH;
 549         }
 550
 551         if (call == NULL) {
 552                 dbus_message_unref(message);
 553                 g_free(username_password_reply);
 554                 return -ESRCH;
 555         }
 556
 557         username_password_reply->service = connman_service_ref(service);
 558         username_password_reply->callback = callback;
 559         username_password_reply->user_data = user_data;
 560
 561         dbus_pending_call_set_notify(call, request_input_login_reply,
 562                                                 username_password_reply, NULL);
 563
 564         dbus_message_unref(message);
 565
 566         return -EINPROGRESS;
 567 }
 568
 569 struct request_browser_reply_data {
 570         struct connman_service *service;
 571         browser_authentication_cb_t callback;
 572         void *user_data;
 573 };
 574
 575 static void request_browser_reply(DBusPendingCall *call, void *user_data)
 576 {
 577         struct request_browser_reply_data *browser_reply_data = user_data;
 578         DBusMessage *reply = dbus_pending_call_steal_reply(call);
 579         connman_bool_t result = FALSE;
 580         const char *error = NULL;
 581
 582         if (dbus_message_get_type(reply) == DBUS_MESSAGE_TYPE_ERROR) {
 583                 error = dbus_message_get_error_name(reply);
 584                 goto done;
 585         }
 586
 587         result = TRUE;
 588
 589 done:
 590         browser_reply_data->callback(browser_reply_data->service, result,
 591                                         error, browser_reply_data->user_data);
 592         connman_service_unref(browser_reply_data->service);
 593         dbus_message_unref(reply);
 594         g_free(browser_reply_data);
 595 }
 596
 597 int __connman_agent_request_browser(struct connman_service *service,
 598                                 browser_authentication_cb_t callback,
 599                                 const char *url, void *user_data)
 600 {
 601         struct request_browser_reply_data *browser_reply_data;
 602         DBusPendingCall *call;
 603         DBusMessage *message;
 604         DBusMessageIter iter;
 605         const char *path;
 606
 607         if (service == NULL || agent_path == NULL || callback == NULL)
 608                 return -ESRCH;
 609
 610         if (url == NULL)
 611                 url = "";
 612
 613         message = dbus_message_new_method_call(agent_sender, agent_path,
 614                                         CONNMAN_AGENT_INTERFACE,
 615                                         "RequestBrowser");
 616         if (message == NULL)
 617                 return -ENOMEM;
 618
 619         dbus_message_iter_init_append(message, &iter);
 620
 621         path = __connman_service_get_path(service);
 622         dbus_message_iter_append_basic(&iter, DBUS_TYPE_OBJECT_PATH, &path);
 623
 624         dbus_message_iter_append_basic(&iter, DBUS_TYPE_STRING, &url);
 625
 626         browser_reply_data = g_try_new0(struct request_browser_reply_data, 1);
 627         if (browser_reply_data == NULL) {
 628                 dbus_message_unref(message);
 629                 return -ENOMEM;
 630         }
 631
 632         if (dbus_connection_send_with_reply(connection, message, &call,
 633                                         connman_timeout_browser_launch())
 634                         == FALSE) {
 635                 dbus_message_unref(message);
 636                 g_free(browser_reply_data);
 637                 return -ESRCH;
 638         }
 639
 640         if (call == NULL) {
 641                 dbus_message_unref(message);
 642                 g_free(browser_reply_data);
 643                 return -ESRCH;
 644         }
 645
 646         browser_reply_data->service = connman_service_ref(service);
 647         browser_reply_data->callback = callback;
 648         browser_reply_data->user_data = user_data;
 649
 650         dbus_pending_call_set_notify(call, request_browser_reply,
 651                                                 browser_reply_data, NULL);
 652
 653         dbus_message_unref(message);
 654
 655         return -EINPROGRESS;
 656 }
 657
 658 struct report_error_data {
 659         struct connman_service *service;
 660         report_error_cb_t callback;
 661         void *user_data;
 662 };
 663
 664 static void report_error_reply(DBusPendingCall *call, void *user_data)
 665 {
 666         struct report_error_data *report_error = user_data;
 667         DBusMessage *reply = dbus_pending_call_steal_reply(call);
 668         gboolean retry = FALSE;
 669         const char *dbus_err;
 670
 671         if (dbus_message_get_type(reply) == DBUS_MESSAGE_TYPE_ERROR) {
 672                 dbus_err = dbus_message_get_error_name(reply);
 673                 if (dbus_err != NULL &&
 674                         strcmp(dbus_err,
 675                                 CONNMAN_AGENT_INTERFACE ".Error.Retry") == 0)
 676                         retry = TRUE;
 677         }
 678
 679         report_error->callback(report_error->service, retry,
 680                         report_error->user_data);
 681         connman_service_unref(report_error->service);
 682         g_free(report_error);
 683         dbus_message_unref(reply);
 684         dbus_pending_call_unref(call);
 685 }
 686
 687 int __connman_agent_report_error(struct connman_service *service,
 688                                 const char *error,
 689                                 report_error_cb_t callback, void *user_data)
 690 {
 691         DBusMessage *message;
 692         DBusMessageIter iter;
 693         const char *path;
 694         struct report_error_data *report_error;
 695         DBusPendingCall *call;
 696
 697         if (service == NULL || agent_path == NULL || error == NULL ||
 698                 callback == NULL)
 699                 return -ESRCH;
 700
 701         message = dbus_message_new_method_call(agent_sender, agent_path,
 702                                         CONNMAN_AGENT_INTERFACE,
 703                                         "ReportError");
 704         if (message == NULL)
 705                 return -ENOMEM;
 706
 707         dbus_message_iter_init_append(message, &iter);
 708
 709         path = __connman_service_get_path(service);
 710         dbus_message_iter_append_basic(&iter,
 711                                 DBUS_TYPE_OBJECT_PATH, &path);
 712         dbus_message_iter_append_basic(&iter,
 713                                 DBUS_TYPE_STRING, &error);
 714
 715         report_error = g_try_new0(struct report_error_data, 1);
 716         if (report_error == NULL) {
 717                 dbus_message_unref(message);
 718                 return -ENOMEM;
 719         }
 720
 721         if (dbus_connection_send_with_reply(connection, message, &call,
 722                                         connman_timeout_input_request())
 723                         == FALSE) {
 724                 dbus_message_unref(message);
 725                 g_free(report_error);
 726                 return -ESRCH;
 727         }
 728
 729         if (call == NULL) {
 730                 dbus_message_unref(message);
 731                 g_free(report_error);
 732                 return -ESRCH;
 733         }
 734
 735         report_error->service = connman_service_ref(service);
 736         report_error->callback = callback;
 737         report_error->user_data = user_data;
 738         dbus_pending_call_set_notify(call, report_error_reply,
 739                                 report_error, NULL);
 740         dbus_message_unref(message);
 741
 742         return -EINPROGRESS;
 743 }
 744
 745 int __connman_agent_init(void)
 746 {
 747         DBG("");
 748
 749         connection = connman_dbus_get_connection();
 750         if (connection == NULL)
 751                 return -1;
 752
 753         return 0;
 754 }
 755
 756 void __connman_agent_cleanup(void)
 757 {
 758         DBusMessage *message;
 759
 760         DBG("");
 761
 762         if (connection == NULL)
 763                 return;
 764
 765         if (agent_watch > 0)
 766                 g_dbus_remove_watch(connection, agent_watch);
 767
 768         if (agent_path == NULL)
 769                 return;
 770
 771         message = dbus_message_new_method_call(agent_sender, agent_path,
 772                                         CONNMAN_AGENT_INTERFACE, "Release");
 773         if (message == NULL)
 774                 return;
 775
 776         dbus_message_set_no_reply(message, TRUE);
 777
 778         g_dbus_send_message(connection, message);
 779
 780         agent_free();
 781
 782         dbus_connection_unref(connection);
 783 }